Push key structure of shaver

Abstract

The push key structure of the shaver comprises a shell, a push key and a push plate, a lock catch structure is arranged between the push key and the shell, the lock catch structure comprises a lock catch key which is arranged on the push key and can stretch out and draw back up and down, the lock catch key is provided with a lock block, and the shell is provided with lock teeth suitable for locking of the lock block. The gear structure is matched with the lock catch structure and can assist in positioning, and the gear structure comprises a gear block arranged at the end of the push plate and gear teeth arranged on the inner side of the shell and matched with the gear block; according to the structure, locking and unlocking of the push key can be achieved through the lock catch key under the action of the spring, misoperation is avoided, use is convenient, the structure is stable and reliable, meanwhile, the gear block can slide relative to the gear teeth when moving along with the push key, clear and obvious gear rhythm sensation is generated, the push key can be positioned through cooperation of the gear block and the gear teeth, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of switches of shavers, in particular to a push-button structure of shavers. Background Art

[0002] A shaver is a beauty and hairdressing device that is often used in daily life. It is used for hair on different parts of the human body and can be divided into a shaving device for shaving hair, a hair removal device for removing foot hair and sweat hair on the surface of human skin, and an eyebrow trimming device for trimming eyebrows.

[0003] The existing shaver that uses a push rod structure to realize opening and closing has the problem of easy misoperation. To solve this problem, a lock button is set on the push switch. When it is needed, it is unlocked first and then the switch is pushed. However, it is still difficult to judge whether the push button has slid into place and there is no gear sense. Utility Model Content

[0004] Therefore, the technical problem to be solved by the utility model is to overcome the defects in the prior art, thereby providing a push button structure of a shaver that can be self-locking and has a gear sense.

[0005] A push button structure for a shaver comprises a shell, a push button movably arranged on the outside of the shell, and a push plate arranged on the inside of the shell and capable of engaging with the push button and moving synchronously, a lock structure is arranged between the push button and the shell, the lock structure comprises a lock button arranged on the push button and capable of extending and retracting up and down, the lock button is provided with a lock block, the shell is provided with lock teeth suitable for locking the lock block, and also comprises a gear structure which cooperates with the lock structure and can assist in positioning, the gear structure comprises a gear block arranged at the end of the push plate, and a gear tooth arranged on the inside of the shell and cooperating with the gear block.

[0006] Preferably, the push plate includes two parallel mounting plates extending outwardly and arranged at one end thereof, and a mounting portion arranged opposite to the opening is provided at the rear end of the mounting plate.

[0007] Preferably, the push plate is further provided with an elastic plate located between the two parallel mounting plates, and the shift block is fixed between the mounting portion and the elastic plate.

[0008] Preferably, the shift block comprises a block body with two sides which can be inserted into the two mounting parts, and a protrusion arranged above the block body, and the protrusion moves on the shift tooth with the push plate.

[0009] Preferably, a convex rib connected to the elastic plate is provided below the block, and the convex rib has an arc-shaped surface.

[0010] Preferably, the lock button is provided with a key rod extending toward the housing, the locking block is arranged at the bottom of the key rod, and the compression spring is sleeved in the sleeve hole of the key rod and abuts against the push plate.

[0011] Preferably, the housing is further provided with a moving space below the locking tooth, and a locking groove cooperating with the locking tooth to lock the locking block, and the moving space is communicated with the locking groove.

[0012] Preferably, a conductive spring sheet is provided on a side of the push plate away from the push button.

[0013] Preferably, the push plate is provided with a card hole, and the push button is provided with a buckle that can be engaged through the card hole.

[0014] Preferably, a sliding hole is provided at a position of the housing relative to the buckle for movement of the push button.

[0015] To this end, all technical solutions recorded in the claims are listed here in sequence; in order to facilitate the mention of technical solutions recorded in the implementation methods but not in the claims in subsequent modifications or division without the suspicion of secondary generalization, other technical solutions not recorded in the claims can also be listed here.

[0016] The technical solution of the utility model has the following advantages: the advantages of the independent claim and the advantages of the dependent claim are described in sequence.

[0017] 1. The push button structure of the shaver provided by the utility model comprises a shell, a push button and a push plate, a lock structure is arranged between the push button and the shell, the lock structure comprises a lock button which is arranged on the push button and can be retracted up and down, the lock button is provided with a lock block, the shell is provided with a lock tooth suitable for locking the lock block, and also comprises a gear structure which cooperates with the lock structure and can assist in positioning, the gear structure comprises a gear block arranged at the end of the push plate, and a gear tooth arranged on the inner side of the shell and cooperates with the gear block; in the above structure, the lock button can realize locking and unlocking of the push button under the action of a spring, avoids misoperation, is easy to use, and has a stable and reliable structure. At the same time, the gear block can slide relative to the gear tooth when the push button moves, producing a crisp and obvious gear rhythm, and the cooperation between the gear block and the gear tooth can play a positioning role for the push button, which is highly practical.

[0018] 2. The push button structure of the shaver provided by the utility model has a convex rib connected to the elastic plate provided below the block, the convex rib having an arc-shaped surface; the convex rib can buffer the force applied to the gear block during its sliding, and drive the gear block to swing slightly. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 A schematic diagram of a push button structure provided by the utility model;

[0021] Figure 2 for Figure 1 A cross-sectional view of the push button structure shown;

[0022] Figure 3 for Figure 1 A schematic diagram of the structure of the outer side of the shell shown;

[0023] Figure 4 for Figure 3 A partial enlarged view of A shown;

[0024] Figure 5 for Figure 1 A schematic diagram of the structure of the inner side of the shell shown;

[0025] Figure 6 for Figure 5 A partial enlarged view of B shown;

[0026] Figure 7 for Figure 2 The schematic diagram of the structure of the push plate and the gear block shown;

[0027] Figure 8 for Figure 7 The structural schematic diagram of the gear block shown;

[0028] Fig. 9 for Figure 1 The schematic diagram of the structure of the push button and the lock button shown;

[0029] Explanation of the reference numerals in the accompanying drawings: 1. Shell; 11. Moving groove; 12. Sliding hole; 13. Locking tooth; 14. Locking groove; 15. Moving space; 16. Shift tooth; 17. Limiting convex strip; 2. Push button; 21. Positioning rod; 22. Buckle; 3. Lock button; 31. Key rod; 32. Lock block; 33. Set hole; 4. Push plate; 41. Mounting plate; 411. Mounting part; 412. First opening; 413. Second opening; 42. Elastic plate; 43. Clamping hole; 44. Fixed column; 45. Positioning groove; 5. Shift block; 51. Protrusion; 52. Block; 53. Convex rib; 6. Compression spring; 7. Conductive spring. DETAILED DESCRIPTION

[0030] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] In the description of the present invention, it should be noted that the terms "up", "down", "left", "right", "horizontal", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0032] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be a communication between the inner sides of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0033] In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0034] Example

[0035] The shaver for removing skin hair has a structure for controlling the opening and closing function, and the structure includes a shell 1, the outer side of the shell 1 is formed with an inwardly recessed movable groove 11, a push button 2 can be movably arranged in the movable groove 11, and the inner side of the shell 1 is provided with a push plate 4, the push plate 4 is fixedly connected to the push button 2, and can move synchronously.

[0036] The push button 2 is provided with a buckle 22 , and the push plate 4 is provided with a clamping hole 43 at a position opposite to the buckle 22 , and the buckle 22 is clamped in the clamping hole 43 .

[0037] Furthermore, a lock structure is provided between the push button 2 and the shell 1, and the lock structure includes a lock button 3 provided on the push button 2, and the push button 2 is provided with a button hole (not shown), and the lock button 3 is restrictedly installed in the button hole, and the lock button 3 is provided with a key rod 31 extending toward the shell 1, and the bottom of the key rod 31 has two oppositely arranged locking blocks 32, and a compression spring 6 is sleeved on the key rod 31 and abutted against the push plate 4 to reset the lock button 3; the lock structure also includes a plurality of locking teeth 13 formed on the shell 1, and a locking groove 14 spaced apart from the locking teeth 13, the locking block 32 can enter the locking groove 14, and the locking teeth 13 lock the locking block 32 to prevent the lock button 3 from moving forward and backward.

[0038] By pressing the lock button 3, the locking block 32 moves downward and disengages from the locking groove 14, and the push button 2 is unlocked, being in the first state of the lock structure; by releasing the lock button 3, the lock is reset under the action of the compression spring 6 and enters the locking groove 14, the locking tooth 13 limits the movement of the locking block 32, and the push button 2 is locked, being in the second state of the lock structure.

[0039] In the above structure, the lock button 3 can realize the locking and unlocking of the push button 2 under the action of the compression spring 6, thereby avoiding misoperation, and is easy to use and has a stable and reliable structure.

[0040] The plurality of locking grooves 14 are connected, and the key rod 31 can move between the locking teeth 13 and the locking grooves 14 .

[0041] The housing 1 is also provided with a moving space 15 below the locking tooth 13, and the moving space 15 is communicated with the locking groove 14. When the push button 2 is unlocked, the locking block 32 is pressed into the moving space 15, and the locking block 32 moves in the moving space 15, and the key rod 31 shuttles between the locking groove 14 and the locking tooth 13; the moving space 15 is used for the locking block 32 to move when it is unlocked.

[0042] Furthermore, the key rod 31 has a fitting hole 33 extending radially thereof, the compression spring 6 is inserted into the fitting hole 33, a fixing column 44 is provided at a position of the push plate 4 relative to the compression spring 6, and one end of the compression spring 6 away from the fitting hole 33 is fixed to the fixing column 44; the above structure can fix the compression spring 6 through the cooperation of the fitting hole 33 and the fixing column 44 to prevent it from slipping or falling off.

[0043] Furthermore, the push key structure also includes a gear structure that cooperates with the lock structure and can play a positioning role. The gear structure includes a gear block 5 arranged at the end of the push plate 4, and a gear tooth 16 arranged on the inner side of the shell 1 and cooperating with the gear block 5. There are multiple gear teeth 16, and the number of the gear teeth 16 is consistent with the number of gears of the push key structure. When the gear block 5 moves with the push key 2, it can slide relative to the gear teeth 16 to produce a crisp and obvious gear rhythm. The cooperation between the gear block 5 and the gear tooth 16 can play a positioning role for the push key structure, and it is highly practical.

[0044] The push plate 4 includes two parallel mounting plates 41 extending outward at one end thereof, and the tail ends of the two mounting plates 41 are respectively provided with mounting portions 411 arranged opposite to the openings. The mounting portions 411 are in a three-dimensional square structure and are hollow, and have first openings 412 arranged opposite to each other and second openings 413 adjacent to the first opening 412 and opening downward.

[0045] The push plate 4 also includes an elastic plate 42 located between the two parallel mounting plates 41, and the shift block 5 is clamped between the two mounting portions 411 and the elastic plate 42. The thickness of the elastic plate 42 is thinner than that of the mounting plate 41 and has a certain elasticity. The elastic plate 42 holds up the bottom of the shift block 5, and the shift block 5 is installed into the mounting portion 411 through the second opening 413 and is clamped by the first opening 412 of the mounting portion 411. The mounting plate 41 and the elastic plate 42 cooperate to set the shift block 5 at the shift tooth 16 and can slide with the push plate 4.

[0046] A limiting convex strip 17 is formed on the inner side of the housing 1 to limit the push plate 4 from moving in the longitudinal direction of the housing 1 . The limiting convex strips 17 are provided in two numbers and are respectively arranged on the longitudinal sides of the push plate 4 .

[0047] The shift block 5 includes a block body 52 , a convex block 51 disposed above the block body 52 , and a convex rib 53 disposed below the block body 52 . The convex rib 53 is connected to the elastic plate 42 and has an arc surface facing the elastic plate 42 .

[0048] The protrusion 51 can be moved and positioned in the plurality of the gear teeth 16 , and the protrusion 53 can buffer the force applied to the gear block 5 during its sliding, thereby driving the gear block 5 to swing slightly.

[0049] A conductive spring sheet 7 is provided on a side of the push plate 4 away from the push button 2 . The conductive spring sheet 7 is connected to the circuit board and moves forward and backward with the push plate 4 to complete the gear adjustment of the shaver.

[0050] A sliding hole 12 is provided at a position of the housing 1 relative to the buckle 22 , so that the push button 2 can drive the push plate 4 to move relative to the housing 1 .

[0051] A positioning rod 21 is disposed in the middle of the lock button 3 , and a positioning groove 45 cooperating with the positioning rod 21 is disposed at a corresponding position of the push plate 4 , and the positioning rod 21 passes through the housing 1 .

[0052] Obviously, the above embodiments are merely examples for the purpose of clear explanation, and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived therefrom are still within the scope of protection of the invention.

Claims

1. A push button structure for a shaver, comprising a housing (1), a push button (2) movably arranged on the outside of the housing (1), and a push plate (4) arranged on the inside of the housing (1) and capable of being connected to and moving synchronously with the push button (2), characterized in that: A lock structure is provided between the push button (2) and the housing (1), the lock structure comprising a lock button (3) arranged on the push button (2) and capable of being extended upward and downward, the lock button (3) being provided with a lock block (32), the housing (1) being provided with a lock tooth (13) suitable for locking the lock block (32), and also comprising a gear structure cooperating with the lock structure and capable of assisting in positioning, the gear structure comprising a gear block (5) arranged at the end of the push plate (4), and a gear tooth (16) arranged on the inner side of the housing (1) and cooperating with the gear block (5).

2. The push button structure of the shaver according to claim 1, characterized in that: The push plate (4) comprises two parallel mounting plates (41) arranged at one end thereof and extending outwards, and the rear ends of the two mounting plates (41) are provided with mounting portions (411) arranged opposite to the opening.

3. The push button structure of the shaver according to claim 2, characterized in that: The push plate (4) is further provided with an elastic plate (42) located between the two mounting plates (41), and the shift block (5) is fixed between the mounting portion (411) and the elastic plate (42).

4. The push button structure of the shaver according to claim 3, characterized in that: The shift block (5) comprises a block body (52) with two sides that can be inserted into the two mounting portions (411), and a protrusion (51) arranged above the block body (52), wherein the protrusion (51) moves on the shift tooth (16) along with the push plate (4).

5. The push button structure of the shaver according to claim 4, characterized in that: A convex rib (53) connected to the elastic plate (42) is provided below the block (52), and the convex rib (53) has an arc-shaped surface.

6. The push button structure of the shaver according to claim 1, characterized in that: The lock button (3) is provided with a key rod (31) extending toward the housing (1), the lock block (32) is arranged at the bottom of the key rod (31), and the compression spring (6) is sleeved in the sleeve hole (33) of the key rod (31) and abuts against the push plate (4).

7. The push button structure of the shaver according to claim 2, characterized in that: The housing (1) is further provided with a moving space (15) below the locking tooth (13), and a locking groove (14) cooperating with the locking tooth (13) to lock the locking block (32), and the moving space (15) is communicated with the locking groove (14).

8. The push button structure of the shaver according to claim 3 or 7, characterized in that: A conductive spring sheet (7) is provided on a side of the push plate (4) away from the push button (2).

9. The push button structure of the shaver according to claim 8, characterized in that: The push plate (4) is provided with a locking hole (43), and the lock button (3) is provided with a locking buckle (22) that can be locked through the locking hole (43).

10. The push button structure of the shaver according to claim 9, characterized in that: The housing (1) is provided with a sliding hole (12) at a position relative to the buckle (22) for moving the push button (2).

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