How to make a nose hair trimmer

How to make a nose hair trimmer

The utility model relates to a nose hair trimmer.

The nose hair trimmer is a special item that can be inserted into the nostrils to trim nose hair, an outer knife barrel 11 and an inner knife shaft 12, the above-mentioned inner knife shaft 12 can be rotated relative to the outer knife shaft 11, and is opened from the top of the outer knife barrel 11. There are several axial outer cutting grooves 111, an outer cutting edge 112 is formed between two adjacent outer cutting grooves 111, and the top of the inner cutting shaft 12 is also provided with an inner cutting edge corresponding to the inner and outer cutting grooves 111 of the outer cutting cylinder 11. The cutting groove 120, and the inner blade 121 corresponding to the inner and outer sides of the outer blade 112.

In order to control the rotation of the inner cutter shaft 12 relative to the outer cutter cylinder 11 in the conventional nose hair trimmer 1, two left and right corresponding T-shaped limiting grooves 113 are formed at the bottom end of the outer cutter cylinder 11, and the bottom end of the inner cutter shaft 12 passes through. A positioning pin 122 radially protruding from the two limiting grooves 113 is provided. The nose hair trimmer 1 also includes two pressing bodies 13 pivoted on the outer knife cylinder 11, and a torsion spring 14 that is supported between the two pressing bodies 13 to keep the bottom ends of the two pressing bodies 13 in a stretched state, wherein the said The pressing body 13 has two left and right parallel wing plates 131 , and the bottom end of each wing plate 131 is respectively formed with a positioning groove 132 with an opening facing downward. Department erection.

2 and 3 , when the nose hair trimmer 1 is not in use in the past, the bottoms of the two pressing bodies 13 are supported by the torsion spring 14 in a stretched state. At this time, the inner cutter shaft 12 and the outer cutter cylinder 11 are axially sleeved The inner and outer grooves 120 and 111 are in a corresponding state. When the user inserts the tip of the nose hair trimmer 1 into the nostrils, the nose hair can enter from the corresponding inner and outer grooves 120 and 111 . When the user presses the two corresponding pressing bodies 12 against the elastic force of the torsion spring 14, the positioning grooves 132 at the bottom of the two pressing bodies 13 are clamped against the positioning pins 122 of the inner knife shaft 12, and the inner knife shaft 12 can be driven relative to the outside. When the cutter barrel 11 is rotated, the inner cutter edge 121 thus rotated will rotate and stagger relative to the outer cutter edge 112 , so as to cut off the nose hair originally extending into the inner and outer cutting grooves 120 and 111 .

Although the conventional nose hair trimmer 1 can achieve the purpose of trimming nose hair in design, the necessary components are complex, the manufacture is difficult and the assembly is inconvenient. Therefore, the assembly is not only inconvenient, but also the production cost is high.

The purpose of the utility model is to provide a nose hair trimmer with simple components, convenient assembly and cost saving.

The nose hair trimmer of the utility model comprises an inner cutter shaft, a fixed control wing, a movable control wing, an outer cutter cylinder and a connecting support piece, and is characterized in that the inner cutter shaft has a sequence along its axis direction with a An inner cutting section, a sliding sleeve section, and a limiting section, wherein the inner cutting section has a plurality of inner cutting edges surrounding the axis and arranged at intervals; the fixed control wing is fixedly installed on the inner cutter shaft It has a radially protruding fixed control portion on the limiting section of the blade; the movable control wing has a socket section that slides on the sliding section of the inner cutter shaft, and a diameter from the socket section A movable control portion protruding toward the fixed control portion; the outer cutter cylinder is axially fixed on the sleeve portion of the movable control wing, and can be rotated relative to the inner cutter shaft, and the outer cutter cylinder has An outer cutting section corresponding to the inner cutting section of the inner knife shaft, on the outer cutting section and having a number of outer cutting edges corresponding to the inner cutting edges; and the connecting struts, connected to the control parts of the two control wings up, and endows the two control parts with elastic force.

By virtue of the design of the two control wings that can swing relative to each other, the utility model not only has the effect of trimming the nose hair, but also the necessary components are more streamlined, and the disassembly and assembly are more convenient, which not only facilitates the cleaning of the nose hair trimmer, but also saves manufacturing. cost.

For a clearer understanding of the purpose, features and advantages of the present utility model, the preferred embodiment of the nose hair trimmer of the present utility model will be described in detail below in conjunction with the accompanying drawings, which comprises an inner cutter shaft 2, a fixed control wing 3, a The movable control wing 4 , an outer knife cylinder 5 , a connecting support piece 6 , and a head cover 7 .

The inner cutter shaft 2 is a round rod body made of metal, and has an inner cutting section 21 with a circular cross section and a sliding sleeve section with a circular cross section from front to back in the direction of its axis 20. 22, and a limiting segment 23 with a non-circular cross-section, wherein the inner cutting segment 21 has a plurality of radial inner grooves 212 surrounding the axis 20 and arranged at intervals. The inner cutting edges 211 surrounding the axis 20 are formed between 212 , and the diameter of the limiting section 23 is larger than that of the sliding sleeve section 22 and the inner cutting section 21 .

The fixed control wing 3 is fixedly installed on the inner cutter shaft 2 , and it has a socket portion 31 that is sleeved on the limiting section 23 of the inner cutter shaft 2 , and a socket portion 31 radially protrudes from the socket portion 31 . The fixed control portion 32 and a rear plug 33 installed behind the inner cutter shaft 2, wherein the socket portion 31 is provided with a through hole 311 along the axis 20 direction for the inner cutter shaft 2 to pass through. The rear end of 311 is reamed to form a non-circular latching segment 312 that is latched by the limiting segment 23 of the knife supply shaft 2, and a positioning segment 313 is formed at the front end of the sleeve portion 31 by means of the tube diameter, and the positioning segment 313 is close to the sleeve. A ring first retaining groove 314 and a positioning groove 315 are recessed in sequence at the connecting portion 31 . The fixed control portion 32 extends and protrudes forward from the rear end of the socket portion 31 , and includes an inner side surface 321 and an outer side surface 322 disposed inside and outside. The positioning groove 323 protrudes inwardly from the positioning groove 323 with two protruding posts 324 arranged at intervals up and down, and several anti-slip bumps 325 protrude on the outer side surface 322 . The rear plug 33 is tightly plugged into the latching section 312 at the rear end of the through hole 311 to prevent the fixed control wing 3 from falling off the rear end of the inner knife shaft 2 . The fixed control wing 3 is positioned by the non-circular socket connection between the limiting section 23 of the inner knife shaft 2 and the fixed control wing 3 .

The movable control wing 4 is sleeved on the sliding sleeve section 22 of the inner cutter shaft 2 along the axis 20, and can rotate relative to the inner cutter shaft 2. The movable control wing 4 has a socket portion 41 and a self-sleeve. The movable control portion 42 radially protrudes from the bottom end of the connecting portion 41 , wherein the sleeve portion 41 is provided with a sliding hole 411 along the axis 20 for the inner knife shaft 2 to pass through, and the sliding hole 411 is far away from the fixed control wing 3 The front end of the fins is formed with two upper and lower flat-cut positioning surfaces 412, and a third convex ring 417 protrudes from the positioning surfaces 412, and a circular socket section 413 is formed where the flat-cut positioning surfaces 412 are not provided. For the positioning section 313 of the fixed control wing 3 to extend into the butt joint, a ring protruding from the socket section 413 corresponding to the first slot 314 can extend into the first protruding ring 415 of the first slot 314. The front end of the sleeve portion 41 away from the fixed control wing 3 is formed by a tube diameter constriction to form a tube sleeve section 414. The portion 42 extends backward from the bottom edge of the front end of the socket portion 41, and corresponds to the left and right of the fixed control portion 32 extending forward. The movable control portion 42 has an inner side surface 421 opposite to the inner side surface 321, and An outer side surface 422 opposite to the outer side surface 322 of the fixed control wing 3 is also provided with a positioning groove 423 and two protruding columns 424 on the inner side surface 421 , and the positioning grooves 323 and 423 on the two inner side surfaces 321 and 421 are similar to those on the inner side surface 421 . Both the protruding posts 324 and 424 correspond to each other.

The outer knife cylinder 5 is clamped on the sleeve portion 41 of the movable control wing 4 along the axis 20 , and as the movable control wing 4 rotates, it has a corresponding inner cutting section 21 of the inner knife shaft 2 . The outer cutting section 51, and a set of consolidation sections 52 arranged in the sliding hole 411 of the socket part 41, wherein the outer cutting section 51 also has several outer section grooves 512 corresponding to the inside and outside of the inner section groove 212, And the outer cutting edge 511 corresponding to the inner and outer cutting edges 211, and the fixing section 52 is fixedly sleeved in the sliding hole 411 of the socket part 41 away from the front end of the fixed control wing 3, and the fixing section 52 is connected to the outer cutting edge 511. A third retaining groove 521 is recessed between the cutting sections 51 for the third protruding ring 417 to be inserted and inserted, so that the outer knife cylinder 5 can be securely sleeved in the sliding hole 411 .

The connecting support piece 6 is positioned between the control parts 32 and 42 of the two control wings 3 and 4 , and endows the bottom ends of the two control parts 32 and 42 with elastic force. It has a shaft sleeved in the positioning groove 315 . The mounting portion 61 above, and the two supporting portions 62 protruding from the length direction of the mounting portion 61, the supporting portions 62 are respectively positioned in the positioning grooves 323, 423 of the two control wings 3, 4, and the respective Positioning holes 621 for positioning the protruding posts 324 and 424 on the two control wings 3 and 4 are separately formed.

The head cover 7 is sleeved on the pipe cover section 414 of the movable control wing 4 to prevent dust and foreign matter from entering the outer and inner grooves 512 and 212 of the outer knife cylinder 5 and the inner knife shaft 2. A ring protruding from the inner ring wall can be inserted into the second convex ring 71 of the second locking groove 416 , so that the head cover 7 will not easily fall off the sleeve section 414 after being set.

After the nose hair trimmer of this embodiment is installed, since the rear plug 33 and the fixed control wing 3 are fixedly connected, and the rear plug 33 abuts behind the inner cutter shaft 2, the fixed control wing 4 can be stably combined inside the On the cutter shaft 2 , the movable control wing 4 is connected to the inner cutter shaft 2 by connecting the connecting piece 6 and the fixed control wing 4 , and can rotate relative to the inner cutter shaft 2 . Therefore, in the use state, when the two control wings 3 and 4 are supported by the connecting support piece 6, the bottom ends of the control parts 32 and 42 will be stretched by elastic force to expand and expand to form an angle. At this time, the inner knife shaft 2 It is in a state corresponding to the inside and outside of the cutting grooves 212 and 512 on the outer knife cylinder 5 .

When the user wants to trim nose hairs, he takes off the headgear 7 and makes the front end of the outer cutter barrel 5 provided with the outer cutting edge 511 extend into the nostrils, and the nose hairs can extend into the inner and outer slits 212 and 512 . When the user presses the movable control portion 42 and the fixed control portion 32 against the elastic force of the connecting support piece 6 , the movable control portion 42 can be pressed against the fixed control portion 32 , and the outer knife cylinder 5 fixed with the movable control wing 4 is It can be rotated relative to the inner cutter shaft 2, so that the inner and outer cutting edges 211 and 511 are rotated and dislocated, so as to achieve the effect of trimming nose hair.

The inner cutter shaft 2 of this embodiment can be taken out from the through hole 311 of the fixed control wing 3 through the disassembly of the rear plug 33. Therefore, the present invention has the characteristics of convenient assembly and disassembly, which not only facilitates the nose hair trimmer It can also save manufacturing costs.

In view of the above, the present invention not only has the effect of trimming nose hairs, but also the necessary components are simplified, and the disassembly and assembly are more convenient by virtue of the design of the two control wings 3 and 4 that can swing relative to each other.

Claim 1. A nose hair trimmer is used for trimming nose hair, comprising an inner cutter shaft, a fixed control wing, a movable control wing, an outer cutter cylinder and a connecting support piece, it is characterized in that the inner cutter shaft, An inner cutting section, a sliding sleeve section, and a limiting section are sequentially arranged along the axis direction thereof, wherein the inner cutting section has a plurality of inner cutting edges surrounding the axis and arranged at intervals; the fixed control wing, is fixedly mounted on the limiting section of the inner cutter shaft, which has a radially protruding fixed control portion; the movable control wing has a sleeve portion that slides over the sliding sleeve section of the inner cutter shaft, and A movable control portion radially protruding from the socket portion and corresponding to the fixed control portion; the outer cutter cylinder is axially fixed on the socket portion of the movable control wing, and can rotate relative to the inner cutter shaft , the outer cutter barrel has an outer cutting section corresponding to the inner cutting section of the inner cutter shaft, and there are several outer cutting edges corresponding to the inner cutting edges on the outer cutting section; and the connecting support piece, It is connected to the control parts of the two control wings, and endows the two control parts with elastic force.

The nose hair trimmer according to claim 1, wherein the nose hair trimmer further comprises a set of head caps provided on the outer cutter barrel to cover the outer cutting edge.

The nose hair trimmer is characterized in that the fixed control wing also has a socket part which is sleeved on the inner cutter shaft, and a through hole whose inner diameter is matched with the outer diameter of the limiting section is arranged on the socket part, so the The cross-sections of the through hole and the limiting section are non-circular.

The nose hair trimmer as claimed in claim 1, wherein the fixed control wing and the movable control wing are respectively provided with an outer side facing away from each other, and the outer surfaces of the two control wings are provided with several anti-slip bumps.

The nose hair trimmer is characterized in that the nose hair trimmer also has a back plug that is plugged on the inner wall of the through hole of the fixed control wing, so as to prevent the inner knife shaft from falling out of the through hole.

The nose hair trimmer is characterized in that the movable control wing and the fixed control wing are respectively provided with an inner side surface arranged oppositely, and each inner side surface is concave with a positioning groove corresponding to each other, and each positioning groove is provided with a corresponding positioning groove. At least one protruding column is protruded; and a position corresponding to the positioning groove is provided on the socket portion of the fixed control wing with a positioning section with a reduced pipe diameter, and the connecting piece has a mounting portion that is sleeved on the positioning section. and two supporting parts protruding from the length direction of the mounting part, the supporting parts are respectively positioned in the positioning grooves of the two control wings, and the positioning holes for the positioning of the convex posts on the control wings are respectively formed thereon .

The nose hair trimmer is characterized in that one end of the sleeve portion of the movable control wing away from the fixed control wing protrudes along the axis with a tube sleeve section with a reduced pipe diameter that can be sleeved with the head cover.

Patent abstract A nose hair trimmer has an inner blade shaft, a fixed control wing and a movable control wing sleeved on the inner blade shaft in sequence, and an outer blade fixed on the movable control wing for the inner blade shaft to pass through. The knife barrel and a connecting support piece, wherein the inner knife shaft and the fixed control wing are fixed and can rotate relative to the outer knife barrel, and the connecting support piece is connected to the inner side of the two control wings and constantly expands the two control wings at an angle. The inner knife shaft and the front end of the outer knife cylinder are respectively formed with a number of corresponding cutting edges inside and outside. The utility model not only has the effect of trimming the nose hair, but also the structure, disassembly and assembly are more streamlined and convenient, which can not only facilitate the cleaning of the nose hair trimmer, but also save the manufacturing cost.