CN220492348U - Charging gun lock hook with emergency unlocking function - Google Patents

Abstract

The utility model relates to a locking hook of a charging gun. The utility model aims to solve the technical problem of providing the charging gun lock hook with the emergency unlocking function, which has a simple structure. The technical scheme adopted by the utility model comprises the following steps: the electronic lock comprises a lock hook body and an electronic lock, wherein a hook is arranged at the front end of the lock hook body, an unlocking button is arranged at the rear end of the lock hook body, the electronic lock comprises a shell, a locking piece and a first tact switch, the locking piece is located below the rear end of the lock hook body, the first tact switch is located below the front end of the lock hook body, an emergency unlocking mechanism is arranged on one side of the locking piece, and the emergency unlocking mechanism comprises an emergency unlocking rod and a first reset spring sleeved on the emergency unlocking rod. The utility model has the following advantages: 1. when the latch hook structure is installed, the latch hook structure is directly and vertically placed into the shell of the charging gun and is fixed through the pin shaft, so that the installation is simple and quick; 2. the integral lock hook structure is easy to assemble and maintain, and the subsequent maintenance is simple.

Description

Charging gun lock hook with emergency unlocking function

Technical Field

The utility model belongs to the field of new energy automobiles, and particularly relates to a charging gun lock hook.

Background

With the vigorous development of new energy electric automobile industry, the requirements on the endurance mileage of the electric automobile are higher and higher, the requirements on the charging time are shorter and shorter, and the corresponding power battery capacity and charging power are larger and larger. At present, an electric automobile basically increases charging power by increasing charging current, and the safety problem in the charging and power-off processes is probably brought to heavy current charging, particularly, when potential safety hazards brought by manually pulling out a charging gun in the charging process and sudden power-off is met, the charging gun is in a locking state to cause the problem that the charging gun cannot be pulled out, so that the charging gun is particularly important to control for preventing hot plug and emergency unlocking in the charging process. The existing emergency unlocking device is complex and needs to be matched with a special tool for unlocking, is not portable, and has poor use experience.

Disclosure of Invention

The utility model aims to solve the technical problem of providing the charging gun lock hook with the emergency unlocking function, which has the advantages of simple structure and more convenient installation and use.

In order to solve the problems, the utility model adopts the technical scheme that: the electronic lock comprises a lock hook body and an electronic lock, wherein a hook is arranged at the front end of the lock hook body, an unlocking button is arranged at the rear end of the lock hook body, the electronic lock comprises a shell, a locking piece which is rotatably arranged in the shell, a motor which drives the locking piece to rotate and a first tact switch which controls the motor to rotate, the locking piece is positioned below the rear end of the lock hook body, and the first tact switch is positioned below the front end of the lock hook body and is characterized in that: the locking piece one side is equipped with emergent release mechanism, emergent release mechanism includes emergent release lever and cover first reset spring on the emergent release lever, locking piece upper end be equipped with can support in the upper bellying of latch hook body, lower extreme be equipped with emergent release lever corresponds lower bellying.

The rifle latch hook charges with emergent unblock function, its characterized in that: the locking hook is characterized in that a locking column is arranged at the rear end of the locking hook body, and an upper protruding portion of the locking piece abuts against the locking column.

The rifle latch hook charges with emergent unblock function, its characterized in that: the latch hook body is connected in the shell of the charging gun in an axis manner through an ear hole plate and a pin shaft at the bottom.

The rifle latch hook charges with emergent unblock function, its characterized in that: the rear end of the lock hook body is provided with a positioning protruding part which is positioned with the shell of the charging gun.

The rifle latch hook charges with emergent unblock function, its characterized in that: and a second reset spring is arranged below the rear end of the latch hook body.

The rifle latch hook charges with emergent unblock function, its characterized in that: the upper protruding portion is provided with a first guide surface, the lower protruding portion is provided with a second guide surface, and the front end of the emergency unlocking rod is provided with a third guide surface.

The rifle latch hook charges with emergent unblock function, its characterized in that: the electronic lock further comprises a second light touch switch, and the locking piece rotates to a preset angle to trigger the second light touch switch.

The rifle latch hook charges with emergent unblock function, its characterized in that: the emergency unlocking rod is characterized in that a pressing part is arranged at the rear end of the emergency unlocking rod, and a pressing groove is formed in the pressing part.

The rifle latch hook charges with emergent unblock function, its characterized in that: the front end of the locking piece is provided with a rotating shaft.

The rifle latch hook charges with emergent unblock function, its characterized in that: the shell is internally provided with an insulating bushing for sealing the motor and a wire sealing body for sealing the wire.

The charging gun lock hook with the emergency unlocking function has the following advantages:

1. when the latch hook structure is installed, the latch hook structure is directly and vertically placed into the shell of the charging gun and is fixed through the pin shaft, so that the installation is simple and quick;

2. the integral lock hook structure is easy to assemble and maintain, and the subsequent maintenance is simple;

3. the emergency unlocking device has simple structure and convenient operation, and does not need any special unlocking tool;

4. the emergency unlocking structure occupies small space, is flexible in layout, is simple and reliable to fix and is low in cost.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic diagram of a charge gun latch hook according to the present utility model;

FIG. 2 is an exploded view of the electronic lock of the present utility model;

FIG. 3 is a schematic view of the structure of the emergency unlocking mechanism of the present utility model;

fig. 4 is a schematic structural view of the latch hook body of the present utility model.

Detailed Description

Referring to fig. 1-4, the charging gun lock hook with an emergency unlocking function comprises a strip-shaped lock hook body 1 and an electronic lock 2. The front end integrated into one piece of latch hook body 1 has couple 3, latch hook body 1 rear end integrated into one piece has release button 4. The electronic lock 2 comprises a housing 5, a locking member 6, a motor 7 and a first tact switch 8. The locking piece 6 is rotatably arranged in the shell 5, the motor 7 is also arranged in the shell 5, and a rotating shaft of the motor 7 is connected with the locking piece 6 and is used for driving the locking piece 6 to rotate. The first tact switch 8 is connected with the motor 7 through a wire and is used for controlling the motor 7 to rotate. The locking piece 6 is located below the rear end of the latch hook body 1, and the first tact switch 8 is located below the front end of the latch hook body 1. The emergency unlocking mechanism 9 is arranged on one side of the locking piece 6, the emergency unlocking mechanism 9 comprises an emergency unlocking rod 10 and a first reset spring 11 sleeved on the emergency unlocking rod 10, and the emergency unlocking rod 10 and the first reset spring 11 are both arranged on the charging gun shell. The upper end of the locking piece 6 is provided with an upper protruding part 12 which can be propped against the lock hook body 1, and the lower end of the locking piece 6 is provided with a lower protruding part 13 corresponding to the emergency unlocking rod 10.

Working principle: when the hook 3 of the lock hook body 1 is hung into a lock groove of an automobile charging seat, the first tact switch 8 is triggered, the motor 7 is electrified at the moment and drives the locking piece 6 to rotate until the upper protruding part 12 of the locking piece 6 abuts against the lock hook body 1, the rotation is stopped, and at the moment, the unlocking button 4 of the lock hook body 1 cannot be pressed, and locking is completed; when meeting circumstances such as sudden power failure (the rifle that charges still is in locking state and can't extract), the emergent unlocking lever of accessible daily life's common article (such as key, branch etc.) roof pressure to promote the locking piece rotation in the electronic lock, make the last bellying of locking piece keep away from the latch hook body, in order to reach the unblock effect, this emergent unblock simple structure is convenient for use, and need not professional instrument and unlock.

Preferably, a locking post 14 is provided at the rear end of the latch hook body 1, and the upper boss 12 of the locking member 6 abuts against the locking post 14. Through the locking cooperation of the locking post 14 and the upper protruding part 12, the friction resistance between the locking piece 6 and the locking hook body 1 is smaller, and further the locking and unlocking are easier and more sensitive.

Preferably, the latch hook body 1 is pivotally connected in the housing of the charging gun through a bottom ear hole plate 15 and a pin 16. The earhole plate 15 is desirably located at a middle position of the latch hook body 1. After installation, the latch hook body 1 can move up and down in the charging gun shell by taking the earhole plate 15 as a fulcrum. A second return spring 18 is arranged below the rear end of the latch hook body 1 and is used for resetting the latch hook body 1, so that after the charging gun is inserted into the charging seat, the hook 3 of the latch hook body 1 can be automatically hung into the latch slot.

Preferably, the rear end of the latch hook body 1 is provided with a positioning protrusion 17 positioned with the shell of the charging gun, and the positioning protrusion is used for positioning the latch hook body 1 after rotating in place, so that the latch hook body 1 can be more stably installed in the shell of the charging gun.

Preferably, the upper protruding portion 12 is provided with a first guiding surface 19, the lower protruding portion 13 is provided with a second guiding surface 20, and the front end of the emergency release lever 10 is provided with a third guiding surface 21. The first guide surface 19, the second guide surface 20 and the third guide surface 21 are guided by inclined surfaces. The upper protruding part 12 can slide into or leave the locking column 14 of the latch hook body 1 more smoothly through the first guiding surface 19; by the cooperation of the third guide surface 21 and the second guide surface 20, the emergency release lever 10 can be more smoothly inserted into or removed from the lower boss 13 of the locking member 6. Thereby preventing the shell from being blocked when locking or unlocking.

Preferably, the electronic lock 2 further includes a second tact switch 22, and the locking member 6 is rotated to a predetermined angle to trigger the second tact switch 22. The second tact switch 22 controls the motor 7 to stop rotating, so that the locking piece 6 can be accurately locked on the latch hook body 1.

Preferably, a pressing portion 23 is provided at the rear end of the emergency unlocking lever 10, and a pressing groove 24 is provided on the pressing portion 23, so as to more conveniently press the emergency unlocking lever 10 by using articles such as keys, branches, etc.

Preferably, a rotating shaft 25 is provided at the front end of the locking member 6, and the rotating shaft 25 is installed in the shaft hole in the housing 5, so as to improve the stability of the locking member 6.

Preferably, an insulating bush 26 for sealing the motor 7 and a wire sealing body 27 for sealing the wire are arranged in the shell 5 so as to improve the waterproof performance of the charging gun locking hook.

Although the utility model has been described with respect to preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the utility model, and it is intended that the utility model is not limited to the specific details of the utility model, but that the utility model is to be interpreted as limited to the specific embodiments disclosed.

Claims (10)

1. The utility model provides a rifle latch hook charges with emergent unblock function which characterized in that: including latch hook body (1) and electronic lock (2), latch hook body (1) front end is equipped with couple (3), rear end are equipped with release button (4), electronic lock (2) are including casing (5), rotatable establish locking piece (6) in casing (5), drive locking piece (6) rotatory motor (7) and control motor (7) rotatory first tact switch (8), locking piece (6) are located latch hook body (1) rear end below, first tact switch (8) are located latch hook body (1) front end below, its characterized in that: the locking piece (6) one side is equipped with emergent release mechanism (9), emergent release mechanism (9) are in including emergent release lever (10) and cover first reset spring (11) on emergent release lever (10), locking piece (6) upper end be equipped with can support in upper bellying (12) of latch hook body (1), the lower extreme be equipped with lower bellying (13) that emergent release lever (10) corresponds.

2. The charging gun lock hook with emergency unlocking function according to claim 1, wherein: the rear end of the lock hook body (1) is provided with a locking column (14), and an upper protruding part (12) of the locking piece (6) is propped against the locking column (14).

3. The charging gun lock hook with emergency unlocking function according to claim 1, wherein: the latch hook body (1) is connected in the shell of the charging gun in a shaft mode through the ear hole plate (15) and the pin shaft (16) at the bottom.

4. The charging gun lock hook with emergency unlocking function according to claim 3, wherein: the rear end of the lock hook body (1) is provided with a positioning protruding part (17) which is positioned with the shell of the charging gun.

5. The charging gun lock hook with emergency unlocking function according to claim 1, wherein: a second reset spring (18) is arranged below the rear end of the latch hook body (1).

6. The charging gun lock hook with emergency unlocking function according to claim 1, wherein: the upper protruding portion (12) is provided with a first guide surface (19), the lower protruding portion (13) is provided with a second guide surface (20), and the front end of the emergency unlocking rod (10) is provided with a third guide surface (21).

7. The charging gun lock hook with emergency unlocking function according to claim 1, wherein: the electronic lock (2) further comprises a second tact switch (22), and the locking piece (6) rotates to a preset angle to trigger the second tact switch (22).

8. The charging gun lock hook with emergency unlocking function according to claim 1, wherein: the emergency unlocking rod (10) is characterized in that a pressing part (23) is arranged at the rear end of the emergency unlocking rod (10), and a pressing groove (24) is formed in the pressing part (23).

9. The charging gun lock hook with emergency unlocking function according to claim 1, wherein: the front end of the locking piece (6) is provided with a rotating shaft (25).

10. The charging gun lock hook with emergency unlocking function according to claim 1, wherein: an insulating bushing (26) for sealing the motor (7) and a wire sealing body (27) for sealing the wires are arranged in the shell (5).