CN215394996U

CN215394996U - Quick needle device of tearing open of metal watchband

Info

Publication number: CN215394996U
Application number: CN202121692363.8U
Authority: CN
Inventors: 张文午
Original assignee: Shenzhen Jiahongxing Hardware Co ltd
Current assignee: Shenzhen Jiahongxing Hardware Co ltd
Priority date: 2021-07-24
Filing date: 2021-07-24
Publication date: 2022-01-04
Anticipated expiration: 2031-07-24

Abstract

The utility model discloses a quick pin dismounting device for a metal watchband, which comprises a base and a mandril inserted in the base, wherein one end of the mandril inserted into the base is provided with a thimble, the other end of the mandril is provided with a first handle, the base is sleeved with a second handle, the base is rotatably connected with the second handle, the free ends of the first handle and the second handle are positioned on one side of the base, and the first handle and the second handle are hinged with each other. According to the utility model, the first handle and the second handle which are mutually hinged are arranged, and the first handle and the second handle are respectively connected with the ejector rod and the base, so that the scissors-like lever structure is formed in the embodiment, when a user grips the first handle and the second handle, the ejector rod can push the ejector pin to be inserted into the opening, and then the connecting shaft of the watchband arranged on the base is ejected.

Description

Quick needle device of tearing open of metal watchband

Technical Field

The utility model relates to the technical field of a metal watchband quick pin detaching device, in particular to a metal watchband quick pin detaching device.

Background

The watchband of wrist-watch is one of the important components of wrist-watch, and the design of the watchband of wrist-watch generally can laminate human wrist shape, and its material has cortex, steel etc. because the watchband of wrist-watch is exposed in the external world, receives the fish tail very easily to in the in-process of often wearing, wearing and tearing appear easily, when needing to change or take off a certain festival of watchband, will dismantle the watchband. For a metal watchband, the traditional watchband removing mode is to lay the watchband flat, find the position of a plug pin and push a thimble outwards against a connecting shaft hole, and the watchband removing mode is easy to scratch the watchband and influence the appearance for non-professional watchband opening personnel;

therefore, a metal watchband dismounting device is available on the market at present, and comprises a base, a screw and a thimble, wherein the thimble is fixedly connected with the screw, one end of the screw, which is provided with the thimble, is inserted into the base, the watchband is fixed through the base, the screw is rotated to enable the thimble to abut against a connecting shaft hole of the watchband, and then the screw is continuously rotated to enable the thimble to eject the connecting shaft; however, the ejection force of the mode of ejecting the thimble through the rotation of the screw rod is small, and for some watches which are manufactured more compactly, the screw rod is easy to rotate, so that the watch cannot be disassembled; and prior art makes the ejecting table mode speed of tearing open of thimble slower through rotating the screw rod, and the rotatory a week of screw rod often the thimble just ejecting a small distance, is difficult to realize tearing open the watchband fast.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a quick pin dismounting device for a metal watchband, which can dismount the watchband with high precision, is trouble-saving and labor-saving, and can improve the band dismounting speed.

The technical scheme adopted by the utility model for solving the technical problem is as follows: the utility model provides a metal watchband tears needle device fast open, includes the base, reaches the ejector pin of pegging graft in the base, the ejector pin inserts base one end and installs the thimble, and the ejector pin other end is equipped with first handle, the second handle has been cup jointed on the base, and the base rotates with the second handle to be connected, first handle all is located base one side with the second handle free end, and first handle is articulated each other with the second handle.

Furthermore, the base is provided with a mounting groove, one end of the base, which is far away from the ejector rod, is provided with an opening, and the ejector pin can movably extend into the opening.

Furthermore, a return spring is sleeved on the ejector rod, a stop block is arranged at one end, connected with the first handle, of the ejector rod, and the return spring is located between the stop block and the base.

Furthermore, the first handle is of a flat block-shaped structure, the second handle is of a cylindrical structure, the second handle is provided with a plug-in port, and the first handle penetrates through the plug-in port.

Furthermore, a rotating shaft is arranged at the joint of the first handle and the second handle.

Furthermore, the base is provided with patterns which are convenient for rotating the base on the outer side wall of one end abutted by the reset spring.

Furthermore, one end of the first handle, which is far away from the base, is provided with a concave-convex part matched with the hand structure, and a rubber sleeve is sleeved on the concave-convex part.

Furthermore, the ejector pin is detachably connected with the ejector rod.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the first handle connected with the thimble and the second handle connected with the base are arranged, and the first handle is hinged with the second handle, so that when a user grips the first handle and the second handle, the ejector rod can push the thimble to be inserted into the opening, and further the connecting shaft of the watchband arranged on the base is ejected.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

fig. 2 is a front view of the present embodiment.

In the figure: 1. a base; 11. mounting grooves; 12. an opening; 13. pattern; 2. a top rod; 21. a stopper; 3. a thimble; 4. a first handle; 41. a concave-convex portion; 42. a rubber sleeve; 5. a second handle; 51. an interface; 6. a return spring; 7. a rotating shaft.

Detailed Description

In order that the present disclosure may be more readily and clearly understood, reference is now made to the following description taken in conjunction with the accompanying drawings.

It is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like as used herein, are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operated in a particular orientation, and therefore should not be considered limiting of the present invention. "plurality" means two or more unless otherwise specified.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

With reference to fig. 1 to 2, a device for quickly removing a pin from a metal watchband comprises a base 1 and a top rod 2 inserted into the base 1, wherein the top rod 2 is inserted into one end of the base 1 and is provided with a pin 3, so that the pin 3 can eject a connecting shaft of the watchband mounted on the base 1 under the action of the top rod 2, thereby realizing the pin removing function of the embodiment; in the embodiment, a first handle 4 which is mutually abutted is arranged at the other end of the ejector rod 2 connected with the ejector pin 3, a second handle 5 is sleeved on the base 1, and the first handle 4 and the second handle 5 form a scissor-like lever structure by hinging the first handle 4 and the second handle 5; the free end of the first handle 4 and the second handle 5 of this embodiment all is located base 1 one side, when the user gripped the free end of first handle 4 and second handle 5 and made both close to, the ejector pin 2 with the butt of first handle 4 and the base 1 of being connected with second handle 5 also followed the needle and are close to each other, and then make ejector pin 2 peg graft in base 1, make thimble 3 ejecting to the connecting axle of the watchband of installing on base 1, the ejecting power is big, and scissors formula lever structure is also comparatively laborsaving, can dismantle comparatively inseparable watchband to connecting, and compare with current screw ejecting mode, ejecting speed piece, can improve the dismantlement efficiency of watchband.

The base 1 is provided with an installation groove 11, so that a metal watchband can be placed in the installation groove 11 for fixing, and ejection of a watchband connecting shaft is facilitated; the base 1 of this embodiment is kept away from 2 one ends of ejector pin and still has seted up opening 12, and thimble 3 can movably stretch into in the opening 12, makes the connecting axle of watchband by thimble 3 ejecting back, can drop from opening 12, need not to pull out the connecting axle with the hand to can avoid the connecting axle to be pushed up bad and lead to unable the use.

As shown in fig. 1 and fig. 2, a return spring 6 for automatically rebounding the top bar 2 to one side of the base 1 is sleeved on the top bar 2, wherein a stopper 21 is arranged at one end of the top bar 2 connected with the first handle 4, the return spring 6 of the embodiment is arranged between the stopper 21 and the base 1, so that when the watchband is disassembled, in the embodiment, the free ends of the first handle 4 and the second handle 5 are tightly held to move the top pin 3 in a direction close to the opening 12, so as to overcome the elastic force of the return spring 6, prevent the user from damaging the watchband due to excessive force, after the connecting shaft is ejected by the top pin 3, the free ends of the first handle 4 and the second handle 5 are released, at this time, the elastic force of the return spring 6 respectively acts on the stopper 21 and the base 1, so as to force the top bar 2 to be separated from the base 1, thereby achieving the effect of resetting, so that the user can directly use the watch band when disassembling the watch band next time, without manually pulling the top pin 3 out of the opening 12, the disassembly efficiency of the watchband can be improved.

As shown in fig. 1, the first handle 4 of the present embodiment is a flat block structure, the second handle 5 is a cylindrical structure, wherein the second handle 5 is provided with an insertion interface 51, so that the first handle 4 can be inserted into the insertion interface 51 and connected with the second handle 5, and the end of the first handle 4 connected with the top bar 2 can be abutted to the center of the top bar 2, so that the force of the first handle 4 pushing the top bar 2 can act on the axis of the top bar 2, the ejection of the thimble 3 connected with the top bar 2 can be more stable, and the thimble 3 can be prevented from being misaligned with the watchband connecting shaft when ejected; the first handle 4 of this embodiment is equipped with rotation axis 7 with second handle 5 junction, makes first handle 4 and second handle 5 rotate through rotation axis 7 and forms class scissors formula lever, realizes the dismantlement to the watchband connecting axle, reaches the big and comparatively laborsaving function of this embodiment ejection force.

As shown in fig. 1 and 2, a pattern 13 is arranged on the outer side wall of one end of the base 1, which is abutted to the return spring 6; the connection of base 1 and second handle 5 of this embodiment is for rotating the connection, makes base 1 can carry out the rotation of arbitrary angle in second handle 5, and the person of facilitating the use finds the optimum position and tears the needle to the watchband open, and through setting up decorative pattern 13 on the lateral wall of base 1 and reset spring 6 butt one end, can the person of facilitating the use carry out the position of rotation adjustment mounting groove 11 to base 1.

In the embodiment, a concave-convex part 41 matched with a hand structure is arranged at one end of the first handle 4, which is far away from the base 1, so that a user can hold the handle conveniently; meanwhile, the concave-convex part 41 is sleeved with the rubber sleeve 42, the first handle 4 of the embodiment is a flat block-shaped structure, and the sharp edge of the block-shaped structure can be prevented from scratching the hand of the user and the holding hand feeling of the user can be improved by sleeving the rubber sleeve 42.

The ejector pin 3 and the ejector rod 2 are detachably connected, so that connecting shafts of different sizes can be detached by replacing the specifications of the ejector pin 3, and the application range is wide; ejector pin 2 in this embodiment passes through threaded connection with thimble 3, easy dismounting and connection are firm, can change thimble 3 fast.

The working principle of the embodiment is as follows: the watchband to be disassembled is placed in the mounting groove 11 of the base 1, then the free ends of the first handle 4 and the second handle 5 are lightly held, the other ends of the first handle 4 and the second handle 5 are mutually close, the ejector rod 2 is enabled to push the ejector pin 3 to move towards the direction close to the opening 12, when the ejector pin 3 is aligned with the connecting shaft of the watch, the free ends of the first handle 4 and the second handle 5 are held tightly with strength, the connecting shaft of the watchband is ejected to the opening 12 and falls off from the opening 12, the disassembly of the connecting shaft is realized, then the free ends of the first handle 4 and the second handle 5 are released, the first handle 4 and the second handle 5 are enabled to automatically open under the action of the reset spring 6, the ejector pin 3 is driven to leave from the mounting groove 11, the disassembly for the next time is convenient, compared with the prior art, the first handle 4 and the second handle 5 which are provided with a scissor-like lever structure are used for pushing the ejector pin 3 to eject, the ejection mechanism has strong ejection force, is convenient for detaching the pin from the tightly connected watchband, is convenient to use, has high ejection speed, and can effectively improve the pin detaching efficiency.

The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention should not be limited thereby, and any insubstantial changes and modifications made by those skilled in the art based on the present invention are within the scope of the present invention.

Claims

1. The utility model provides a metal watchband tears needle device open fast, includes the base, reaches the ejector pin of pegging graft in the base, its characterized in that: the ejector rod is inserted into one end of the base, the ejector pin is installed on the other end of the ejector rod, the second handle is sleeved on the base, the base is rotatably connected with the second handle, the free ends of the first handle and the second handle are located on one side of the base, and the first handle and the second handle are hinged to each other.

2. The metal watchband quick pin detaching device as claimed in claim 1, wherein: the base is provided with a mounting groove, one end of the base, which is far away from the ejector rod, is provided with an opening, and the ejector pin can movably extend into the opening.

3. The metal watchband quick pin detaching device as claimed in claim 1, wherein: the ejector rod is sleeved with a return spring, a stop block is arranged at one end, connected with the first handle, of the ejector rod, and the return spring is located between the stop block and the base.

4. The metal watchband quick pin detaching device as claimed in claim 1, wherein: the first handle is of a flat block structure, the second handle is of a cylindrical structure, the second handle is provided with a plug-in port, and the first handle penetrates through the plug-in port.

5. The metal watchband quick pin detaching device as claimed in claim 4, wherein: the joint of the first handle and the second handle is provided with a rotating shaft.

6. The metal watchband quick pin detaching device as claimed in claim 1, wherein: the base is provided with patterns which are convenient for rotating the base on the outer side wall of one end abutted by the reset spring.

7. The metal watchband quick pin detaching device as claimed in claim 1, wherein: one end of the first handle, which is far away from the base, is provided with a concave-convex part matched with a hand structure, and a rubber sleeve is sleeved on the concave-convex part.

8. The metal watchband quick pin detaching device as claimed in claim 1, wherein: the ejector pin is detachably connected with the ejector rod.