CN219158693U

CN219158693U - Carriage door lock buckle device

Info

Publication number: CN219158693U
Application number: CN202320168219.7U
Authority: CN
Inventors: 永田和久
Original assignee: Zhejiang Yongtian Auto Parts Co ltd
Current assignee: Zhejiang Yongtian Auto Parts Co ltd
Priority date: 2023-01-17
Filing date: 2023-01-17
Publication date: 2023-06-09
Anticipated expiration: 2033-01-17

Abstract

The utility model provides a carriage door locking device which comprises a bottom plate, a handle and a locking body, wherein a first hinge shaft and a main locking hook are arranged on the bottom plate; the handle is provided with a second hinge shaft, one end of the lock catch body is rotatably connected to the second hinge shaft, the other end of the lock catch body is a lock catch end, and the lock catch end is matched with the main lock hook; the handle is also provided with a third hinge shaft, the third hinge shaft is rotationally connected with an auxiliary lock body, and the auxiliary lock body is provided with an auxiliary lock hook and a pressing body; an elastic piece is arranged between the auxiliary lock body and the handle; the bottom plate is provided with a latch hook groove matched with the auxiliary latch hook. According to the utility model, the auxiliary lock body is arranged on the handle of the locker, and after the locker locks, the handle is locked by the auxiliary lock body, so that the unexpected unlocking of the locker is effectively avoided, and meanwhile, the unexpected opening of the carriage door in the running process is also avoided.

Description

Carriage door lock buckle device

Technical Field

The present disclosure relates to locking devices, and particularly to a locking device for a door of a vehicle.

Background

The rear part of the existing truck is provided with a carriage capable of loading cargoes, a carriage door is hinged with a carriage main body, and the carriage door is locked and closed through a locking device.

After the traditional locker locks the carriage door, when a truck runs, the locker is influenced by external force or vibration during running of the truck, and the condition of unexpected release is easy to happen, so that the carriage door is accidentally opened in the running process, and certain potential safety hazard is easy to cause.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a carriage door locking device.

The utility model aims at realizing the following technical scheme: a carriage door locking device comprises a bottom plate, a handle and a locking body, wherein a first hinge shaft and a main locking hook are arranged on the bottom plate, and one end of the handle is rotationally connected to the first hinge shaft; the handle is provided with a second hinge shaft, one end of the lock catch body is rotatably connected to the second hinge shaft, the other end of the lock catch body is a lock catch end, and the lock catch end is matched with the main lock hook; the handle is also provided with a third hinge shaft, the third hinge shaft is rotationally connected with an auxiliary lock body, and the auxiliary lock body is provided with an auxiliary lock hook and a pressing body; an elastic piece is arranged between the auxiliary lock body and the handle; the bottom plate is provided with a latch hook groove matched with the auxiliary latch hook.

The utility model is used. The bottom plate is fixedly arranged on a carriage, the locking end on the locking body is connected to the main locking hook, the carriage door pressing plate on the carriage door is arranged between the main locking hook and the locking end, and then the handle is pressed downwards, so that the carriage door is locked; after the handle is pressed downwards, an auxiliary lock hook on the handle hooks a lock hook groove on the bottom plate, so that the handle and the bottom plate are locked, the handle is prevented from being accidentally loosened after being subjected to vibration or external force, and the reliable locking of a carriage door is ensured; when the locking device is opened, the handle is held and pulled upwards, and the pressing body on the auxiliary lock body is held at the same time when the handle is held, and after the pressing body on the auxiliary lock body is pressed, the auxiliary lock hook and the lock hook groove are released, so that the locking between the handle and the bottom plate is released, and the handle can be pulled upwards and the locking device can be opened. According to the utility model, the auxiliary lock body is arranged on the handle of the locker, and after the locker locks, the handle is locked by the auxiliary lock body, so that the unexpected unlocking of the locker is effectively avoided, and meanwhile, the unexpected opening of the carriage door in the running process is also avoided.

Preferably, the bottom plate is provided with a mounting hole.

Preferably, the elastic piece is a torsion spring, and two ends of the torsion spring are respectively abutted against the handle and the auxiliary lock body.

Preferably, the latch hook groove is provided at a lower end of the bottom plate.

Preferably, the bottom plate is provided with a second inclined plane, the second inclined plane is arranged on one side of the latch hook groove close to the auxiliary lock body, and the auxiliary latch hook is provided with a first inclined plane corresponding to the second inclined plane. Through setting up first inclined plane and second inclined plane, through the cooperation between two inclined planes, the convenient supplementary latch hook card goes into the latch hook groove.

Preferably, the third hinge shaft is disposed at a position in the middle of the handle.

The beneficial effects of the utility model are as follows: according to the utility model, the auxiliary lock body is arranged on the handle of the locker, and after the locker locks, the handle is locked by the auxiliary lock body, so that the unexpected unlocking of the locker is effectively avoided, and meanwhile, the unexpected opening of the carriage door in the running process is also avoided.

Drawings

Fig. 1 is a schematic view of the present utility model in an open state.

Fig. 2 is a schematic view of the present utility model in a locked state.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a front view of the present utility model.

In the figure: 1. the device comprises a bottom plate, 2, a mounting hole, 3, a main lock hook, 4, a first hinge shaft, 5, a handle, 6, a second hinge shaft, 7, a lock catch body, 8, a lock catch end, 9, a third hinge shaft, 10, an elastic piece, 11, an auxiliary lock body, 12, a lock hook groove, 15, a pressing body, 16, an auxiliary lock hook, 17, a first inclined plane, 18, a second inclined plane, 20 and a carriage door pressing plate.

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 are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or positional relationship based on that shown in the drawings, which is merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore the above terms should not be construed as limiting the present utility model.

It will be understood that the terms "a" and "an" should be interpreted as referring to "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, while in another embodiment, the number of elements may be plural, and the term "a" should not be interpreted as limiting the number.

As shown in fig. 1-4, a carriage door locking device comprises a bottom plate 1, a handle 5 and a locking body 7, wherein a mounting hole 2 is arranged on the bottom plate 1. The base plate 1 is provided with a first hinge shaft 4 and a main lock hook 3, and the main lock hook 3 is positioned above the first hinge shaft 4. One end of the handle 5 is rotatably connected to the first hinge shaft 4, and the handle 5 is rotatable up and down about the first hinge shaft 4. The handle 5 is provided with a second hinge shaft 6, one end of the lock catch body 7 is rotatably connected to the second hinge shaft 6, and the lock catch body 7 can rotate around the second hinge shaft 6; the other end of the lock catch body 7 is a lock catch end 8, and the lock catch end 8 is matched with the main lock hook 3.

The handle 5 is also provided with a third hinging shaft 9, and the third hinging shaft 9 is arranged at the middle part of the handle 5. An auxiliary lock body 11 is rotatably connected to the third hinge shaft 9, and the auxiliary lock body 11 can rotate around the third hinge shaft 9. The auxiliary lock body 11 is provided with an auxiliary lock hook 16 and a pressing body 15, and an elastic piece 10 is arranged between the auxiliary lock body 11 and the handle 5. The bottom plate 1 is provided with a latch hook groove 12 matched with the auxiliary latch hook 16, and the latch hook groove 12 is arranged at the lower end of the bottom plate 1.

In this embodiment, the elastic member 10 is a torsion spring, and the torsion spring is sleeved on the third hinge shaft 9, and two ends of the torsion spring respectively collide with the handle 5 and the auxiliary lock body 11. The bottom plate 1 is provided with a second inclined plane 18, the second inclined plane 18 is arranged on one side of the latch hook groove 12 close to the auxiliary lock body 11, and the auxiliary latch hook 16 is provided with a first inclined plane 17 corresponding to the second inclined plane 18. Through setting up first inclined plane and second inclined plane, through the cooperation between two inclined planes, the convenient supplementary latch hook card goes into the latch hook groove.

The present utility model is not limited to the above-described preferred embodiments, and any person who can obtain other various products under the teaching of the present utility model, however, any change in shape or structure of the product is within the scope of the present utility model, and all the products having the same or similar technical solutions as the present application are included.

Claims

1. The carriage door locking device is characterized by comprising a bottom plate, a handle and a locking body, wherein a first hinge shaft and a main locking hook are arranged on the bottom plate, and one end of the handle is rotationally connected to the first hinge shaft; the handle is provided with a second hinge shaft, one end of the lock catch body is rotatably connected to the second hinge shaft, the other end of the lock catch body is a lock catch end, and the lock catch end is matched with the main lock hook; the handle is also provided with a third hinge shaft, the third hinge shaft is rotationally connected with an auxiliary lock body, and the auxiliary lock body is provided with an auxiliary lock hook and a pressing body; an elastic piece is arranged between the auxiliary lock body and the handle; the bottom plate is provided with a latch hook groove matched with the auxiliary latch hook.

2. A car door latch according to claim 1, wherein the base plate is provided with mounting holes.

3. The door latch device of claim 1, wherein the elastic member is a torsion spring, and both ends of the torsion spring are respectively abutted against the handle and the auxiliary lock body.

4. The door latch device of claim 1 wherein the latch hook slot is provided at a lower end of the base plate.

5. A car door latch according to any one of claims 1 to 4, wherein the base plate is provided with a second inclined surface, the second inclined surface is provided on a side of the latch hook groove adjacent to the auxiliary lock body, and the auxiliary latch hook is provided with a first inclined surface corresponding to the second inclined surface.

6. A car door latch according to any one of claims 1 to 4, wherein the third hinge shaft is provided at a position in the middle of the handle.