CN219035250U

CN219035250U - Lock pin device

Info

Publication number: CN219035250U
Application number: CN202223566625.3U
Authority: CN
Inventors: 刘健; 张占国; 陈忠明
Original assignee: Hangjie Model Technology Gaobeidian Co ltd
Current assignee: Hangjie Model Technology Gaobeidian Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-16
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a lock pin device, which comprises a sleeve, a movable pin, a lock pin seat and a handle, wherein the sleeve is provided with a lock pin seat; the movable pin is penetrated inside the sleeve, one end of the movable pin extends out of the sleeve and is rotationally connected with the handle, the other end of the movable pin stretches out of or retracts into the sleeve when the state of the handle is changed, and one end, far away from the handle, of the movable pin is clamped and embedded into the lock pin seat when the movable pin stretches out. The utility model realizes stable locking at a specific position, is convenient to release when in clamping stagnation through the lever effect of the handle, can be matched with the unlocking pin hole rapidly by pulling the handle, can realize rapid locking by pushing the handle downwards, can prevent loosening by attaching the surface to the surface, and has simple structural design and more convenient use.

Description

Lock pin device

Technical Field

The utility model relates to the technical field of manufacturing of metal connecting parts, in particular to a locking pin device.

Background

The locking pin device is used for connecting and disconnecting two parts, as shown in the structural schematic diagram of the prior locking pin device shown in fig. 1, the locking pin device product on the market at present adopts a movable pin for locking, and because the handle is smaller and has the same moving direction as the movable pin, the movable pin is not easy to exert force, and because the moment is smaller, when the equipment gives lateral force, personnel need to consume larger force for opening the movable pin, and the movable pin is easy to break away when the equipment gives lateral force. Accordingly, one skilled in the art would be able to provide a detent mechanism that facilitates disengagement upon jamming to solve the problems set forth in the background section above.

Disclosure of Invention

The present utility model is directed to a locking pin device, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a locking pin device, which comprises a sleeve, a movable pin, a locking pin seat and a handle;

the movable pin is penetrated inside the sleeve, one end of the movable pin extends out of the sleeve and is rotationally connected with the handle, the other end of the movable pin stretches out of or retracts into the sleeve when the state of the handle is changed, and one end, far away from the handle, of the movable pin is clamped and embedded into the lock pin seat when the movable pin stretches out.

The novel handle is arranged, the handle moment is large, and the handle moment is different from the moving direction of the movable pin.

Furthermore, the connecting end of the handle and the movable pin is of a rectangular-like structure, four corners of the handle are arranged in an arc shape, and the handle and the movable pin are eccentrically and rotatably connected;

when the movable pin is far away from or embedded into the lock pin seat, two adjacent planes of the handle are contacted with the end surface of the sleeve;

one end of the handle, which is far away from the movable pin, extends out of the tail-like structure for grasping along the rectangular-like structure main body.

Further, the movable pin is in a compressed state, and the movable pin is forced to move in a direction far away from the handle.

Further, the novel socket further comprises a mounting seat and a locking nut, external threads are arranged on the outer side of the sleeve, internal threads are arranged inside the mounting seat and the locking nut, and the mounting seat and the locking nut are sleeved on the outer side of the sleeve and are in threaded connection.

Furthermore, the two sides of the lock pin seat are provided with fixing wings, and fixing holes for fixing bolts are formed in the fixing wings.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model realizes stable locking at a specific position and is convenient to release when in clamping stagnation through the lever effect of the handle.

2. Through pulling the handle, the unlocking pinhole cooperation that can be quick pushes down the handle, can realize quick locking, and face can prevent to loosen with the laminating of face.

3. The structural design is simple, and the use is more convenient.

Drawings

FIG. 1 is a schematic view of a prior art latch mechanism;

FIG. 2 is a schematic view of a latch mechanism;

FIG. 3 is a schematic cross-sectional view of a latch mechanism;

in the figure: 1-handle, 2-sleeve, 3-mount, 4-spring, 5-top cap, 6-locking nut, 7-locking pin base, 8-movable pin.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 2-3, in the present embodiment, a locking pin device includes a sleeve 2, a movable pin 8, a locking pin seat 7, and a handle 1;

the movable pin 8 is arranged inside the sleeve 2 in a penetrating way, one end of the movable pin 8 extends out of the sleeve 2 and is connected with the handle 1 in a rotating way, the other end of the movable pin extends out of or retracts into the sleeve 2 when the state of the handle 1 is changed, and one end, far away from the handle 1, of the movable pin 8 is clamped and embedded into the lock pin seat 7 when the movable pin extends out.

The handle 1 is adopted in the embodiment, the moment of the handle 1 is large, and the moving direction of the handle is different from that of the movable pin 8, and the lever effect is adopted in the embodiment, so that the movable pin 8 is convenient to disengage when in clamping stagnation.

In this embodiment, the connection end of the handle 1 and the movable pin 8 is in a rectangular-like structure, four corners are arc-shaped, and the handle 1 and the movable pin 8 are eccentrically and rotatably connected;

when the movable pin 8 is far away from or embedded into the lock pin seat 7, two adjacent planes of the handle 1 are contacted with the end face of the sleeve 2;

the end of the handle 1 remote from the movable pin 8 extends along the rectangular-like structural body to form a tail-like structure for gripping.

When the movable pin 8 is far away from or embedded into the lock pin seat 7, the flat surface of the handle 7 is contacted with the end surface of the sleeve 2, so that the change of the corresponding state is effectively prevented, namely, when the movable pin 8 is embedded into the lock pin seat 7, the surface-to-surface lamination can prevent loosening;

the handle 1 of this embodiment extends from the main part and is used for the tail-like structure of grasp, has further increased the moment when being convenient for grasp, is convenient for realize the movable round pin 8 and keep away from or imbed the change of lock round pin seat 7 state under the exogenic action, and the four corners is circular arc setting and makes things convenient for its rotation.

In this embodiment, the device further includes a spring 4, the spring 4 is disposed inside the sleeve 2, one end of the sleeve 2, which is close to the handle 1, is detachably connected with the top cover 5, one end of the spring 4 abuts against the inner wall of the top cover 5, the other end of the spring abuts against the movable pin 8, and the spring 4 is in a compressed state, so that the movable pin 8 is forced to move in a direction away from the handle 1.

The spring 4 is in a compressed state, the movable pin 8 is forced to move in a direction away from the handle 1, the end face of the handle 1 is effectively contacted with the end face of the sleeve 2 under the action of the spring 4, and the loosening can be prevented by the surface-to-surface lamination.

In this embodiment, still include mount pad 3 and lock nut 6, the sleeve 2 outside is equipped with the external screw thread, mount pad 3 and lock nut 6 inside is equipped with the internal screw thread, mount pad 3 and lock nut 6 cover are established sleeve 2 outside and threaded connection.

In this embodiment, the position of the locking nut 6 can be adjusted, so that the length of the movable pin 8 and the locking pin seat 7 can be adjusted when the movable pin is embedded, and the combination force can be adjusted.

In this embodiment, the locking pin seat 7 has fixing wings on both sides, and fixing holes for fixing bolts are formed on the fixing wings.

The lock pin seat 7 is fixed on the door frame in general use, and is fixed by bolts generally, so that the fixing effect is good; is not easy to damage and is convenient to install.

In other embodiments, the fixing device can also be fixed by penetrating through the fixing hole through a pin or the like.

The working principle of the embodiment is as follows:

this embodiment adopts handle control, through pulling the unblock pinhole cooperation that can be quick, pushes down the handle, can realize quick locking, and face and laminating of face can prevent to loosen. The length of the movable pin 8 and the locking pin seat 7 can be adjusted by adjusting the position of the locking nut 6, so that the adjustment of the combination force of the movable pin 8 and the locking pin seat 7 is realized.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A locking pin device is characterized by comprising a sleeve (2), a movable pin (8), a locking pin seat (7) and a handle (1);

the movable pin (8) is arranged inside the sleeve (2) in a penetrating way, one end of the movable pin extends out of the sleeve (2) and is rotationally connected with the handle (1), the other end of the movable pin stretches out of or retracts into the sleeve (2) when the state of the handle (1) is changed, and one end, far away from the handle (1), of the movable pin (8) is clamped and embedded into the lock pin seat (7) when the movable pin stretches out of the sleeve.

2. A locking pin device according to claim 1, characterized in that the connecting end of the handle (1) and the movable pin (8) is of a rectangular-like structure, four corners are arranged in a circular arc shape, and the handle (1) and the movable pin (8) are eccentrically and rotatably connected;

when the movable pin (8) is far away from or embedded into the lock pin seat (7), two adjacent planes of the handle (1) are contacted with the end face of the sleeve (2);

one end of the handle (1) far away from the movable pin (8) extends out of the tail-like structure for grasping along the rectangular-like structure main body.

3. A locking pin device according to claim 2, further comprising a spring (4), wherein the spring (4) is arranged inside the sleeve (2), a top cover (5) is detachably connected to one end of the sleeve (2) close to the handle (1), one end of the spring (4) abuts against the inner wall of the top cover (5), the other end of the spring abuts against the movable pin (8), and the spring (4) is in a compressed state, so that the movable pin (8) is forced to move in a direction away from the handle (1).

4. A locking pin arrangement according to claim 3, further comprising a mounting seat (3) and a locking nut (6), wherein the outer side of the sleeve (2) is provided with an external thread, the inner parts of the mounting seat (3) and the locking nut (6) are provided with an internal thread, and the mounting seat (3) and the locking nut (6) are sleeved on the outer side of the sleeve (2) and are in threaded connection.

5. A locking pin arrangement according to claim 1, characterized in that the locking pin seat (7) has fixing wings on both sides, which are provided with fixing holes for bolting.