CN219509411U - Unlocking assembly and electric control push rod lock - Google Patents

Abstract

The utility model discloses an unlocking assembly and an electric control push rod lock, wherein the unlocking assembly comprises a driving part, a baffle plate assembly and a push rod assembly; the driving part can be switched between an electrified state and a powered-off state, and is connected with the baffle plate assembly; the baffle assembly extends at least partially in a first direction; the push rod assembly and the driving part are arranged at intervals along the first direction, and the push rod assembly can be switched between a door locking state and a door opening state; in the electrified state, the driving part can drive the baffle plate assembly to move towards the push rod assembly along the first direction and move to the position below the push rod assembly so that the push rod assembly cannot be pressed down, and the push rod assembly is in a door locking state; in the power-off state, the driving part can drive the baffle plate assembly to move away from the push rod assembly along the first direction and move to the position which is not positioned below the push rod assembly, so that the push rod assembly can be pressed down, and the push rod assembly is in a door opening state. The utility model can provide convenience for delayed door opening and simultaneously give consideration to security and safety.

Description

Unlocking assembly and electric control push rod lock

Technical Field

The utility model relates to the field of push rod devices, in particular to an unlocking component and an electric control push rod lock.

Background

The electric control push rod lock is mainly used for emergency exit access doors in public places with large flow of people, such as supermarkets, markets, office buildings, hospitals, schools, factory buildings and the like, is also called an escape lock or a fire-fighting access escape lock, and has the advantages of preventing external personnel from entering the interior without permission, and achieving the safe escape of the internal personnel under the emergency conditions of fire and the like. In the use of automatically controlled push rod lock, because of can not controlling opening and close of unlocking the subassembly, there is not the time delay nature, under the confirmation of no security personnel, anyone can go out at will from inside, and the security is not ensured.

Disclosure of Invention

The utility model aims to solve the problem that the electric control push rod lock has no time delay caused by the fact that the opening and closing of the unlocking component cannot be controlled. The utility model provides an unlocking assembly and an electric control push rod lock, which can provide convenience for delayed door opening and simultaneously give consideration to security and safety.

In order to solve the above technical problems, an embodiment of the present utility model discloses an unlocking assembly, including: a drive section, a baffle assembly and a push rod assembly; wherein,,

the driving part can be switched between an electrified state and a powered-off state, and is connected with the baffle plate assembly;

the baffle assembly extends at least partially in a first direction;

the push rod assembly is arranged at intervals with the driving part along the first direction, and the push rod assembly can be switched between a door locking state and a door opening state;

in the energized state, the driving part can drive the baffle plate assembly to move towards the push rod assembly along the first direction and move to be positioned below the push rod assembly so that the push rod assembly cannot be pressed down, and the push rod assembly is in the door locking state;

in the power-off state, the driving part can drive the baffle plate assembly to move away from the push rod assembly along the first direction and can move to be not positioned below the push rod assembly, so that the push rod assembly can be pressed down, and the push rod assembly is in the door opening state.

By adopting the technical scheme, the driving part can drive the baffle assembly to move to the lower side of the push rod assembly under the power-on state, the push rod assembly can not be pressed down at the moment to realize the door locking state of the push rod assembly, the driving part can drive the baffle assembly to move to the lower side which is not positioned on the push rod assembly under the power-off state, the push rod assembly can be pressed down at the moment to realize the door opening state of the push rod assembly, and meanwhile, the driving part drives the baffle assembly to limit the push rod assembly to provide convenience for a time delay function.

According to another embodiment of the present utility model, an unlocking assembly is disclosed, wherein the driving part includes a solenoid and an elastic member, the solenoid includes a body and an output shaft, the output shaft extends along the first direction and penetrates the body along the first direction, the baffle assembly includes a first plate body, the first plate body extends along a second direction, the second direction is perpendicular to the first direction, the first plate body is connected with an end of the output shaft far away from the push rod assembly, and the elastic member is disposed between the first plate body and the body.

By adopting the technical scheme, under the power-off state of the solenoid, under the elastic action of the elastic component, the first plate body is driven to move along the first direction, so that the baffle plate assembly moves to the position which is not located below the push rod assembly, and the push rod assembly can be pressed down to realize the door opening state of the push rod assembly.

According to another embodiment of the present utility model, an unlocking assembly is disclosed, wherein the shutter assembly further includes a second plate body, the second plate body extends along the first direction, the second plate body is disposed on one side of the solenoid, and the second plate body is connected to an end of the first plate body, which is far away from the driving portion.

By adopting the technical scheme, the baffle assembly can horizontally move along the first direction through the extension of the second plate body.

According to another embodiment of the present utility model, an unlocking assembly is disclosed, wherein the baffle assembly further includes a bending body connected to an end of the second plate body away from the first plate body, the bending body is capable of moving in the first direction to be located below the push rod assembly so as to enable the push rod assembly to be in the door locking state, and the bending body is capable of moving in the first direction to be not located below the push rod assembly so as to enable the push rod assembly to be in the door opening state.

By adopting the technical scheme, under the power-on state of the solenoid, the bending body moves to the lower part of the push rod assembly along the first direction under the drive of the driving part, the push rod assembly cannot be pressed down at the moment and is in the door locking state, under the power-off state of the solenoid, the bending body moves to the lower part which is not positioned below the push rod assembly along the first direction under the drive of the driving part, the push rod assembly can be pressed down at the moment and is in the door opening state, and the upward spring and the downward pressing of the push rod assembly are limited through the movement of the bending body, so that the door locking and the door opening are realized.

According to another embodiment of the utility model, an unlocking assembly is disclosed, wherein the elastic component is a fixed spring.

By adopting the technical scheme, the baffle assembly can be driven to move through the elastic action of the spring, and the device has a simple structure and a certain time delay function.

According to another embodiment of the utility model, the second plate body further comprises a limiting rod and a guide piece, the guide piece is arranged on one side of the second plate body facing the body, the guide piece is provided with an opening, the limiting rod penetrates through the opening, and the opening is used for determining the final position of the baffle plate assembly moving along the first direction.

By adopting the technical scheme, under the power-off state of the solenoid, the baffle assembly can be driven to move along the first direction under the elastic action of the fixed spring, at the moment, the second plate body can horizontally move along the first direction under the action of the limiting rod and the guide piece, and finally can move to the left wall of the opening along the first direction, the bending body can synchronously move, at the moment, the bending body can be ensured to move to the position which is not positioned below the push rod assembly, the solenoid can drive the baffle assembly to move along the first direction under the power-on state, at the moment, the second plate body can horizontally move along the first direction under the action of the limiting rod and the guide piece, and finally can move to the right wall of the opening along the first direction, and the bending body can synchronously move to the position which is positioned below the push rod assembly.

According to another embodiment of the utility model, an unlocking assembly is disclosed, and further comprises a control box, wherein the control box is electrically connected with the driving part and used for controlling the driving part to be in an electrified state or an outage state.

By adopting the technical scheme, in some supermarkets or other application scenes, when an external person wants to go out, a worker can judge whether the person can pass through according to monitoring, if the person cannot pass through, the worker cannot carry out door opening operation, the person cannot go out by pressing the push rod assembly, if the person can pass through, the worker can give a door opening instruction to the control box, because the control box sets the door opening time length, after the control box receives the door opening instruction, the driving part can execute the power-off instruction after waiting for a period of time, at the moment, the driving part moves towards the direction away from the push rod assembly under the elastic action of the fixed spring to drive the baffle assembly to synchronously move until the baffle assembly is not positioned below the push rod assembly, at the moment, the push rod assembly is in a state of being capable of being pressed down, and external persons can go out by pressing the push rod assembly; after the outside personnel go out, the driving part can resume the circular telegram, and the driving part can move towards the direction that is close to the push rod subassembly this moment, drives baffle subassembly synchronous motion, until the baffle subassembly moves to being located the below of push rod subassembly, and the push rod subassembly resumes the state that can't push down this moment.

The embodiment of the utility model also discloses an electric control push rod lock, which comprises the following components: a locking bolt, a head cover and an unlocking component in any embodiment; when the push rod assembly is in the door opening state, the lock tongue retracts into the head cover; when the lock tongue extends out of the hood, the push rod assembly is in the door locking state.

By adopting the technical scheme, when the push rod assembly is in the door opening state, the push rod assembly can be pressed down so as to enable the lock tongue to retract into the hood, and the door opening is realized; when the lock tongue stretches out the hood, realize locking the door, push rod subassembly can not push down this moment, and anyone can't go out at will from inside, has guaranteed the security.

According to another specific embodiment of the utility model, the embodiment of the utility model discloses an electric control push rod lock, which further comprises a lock shell, wherein the head cover extends along the first direction, the head cover is arranged on the lock shell, the driving part is arranged in the lock shell, the baffle plate assembly is arranged in the lock shell, the push rod assembly is arranged at one end of the head cover, which is far away from the lock tongue, and the push rod assembly is elastically connected with the lock shell so that the push rod assembly can be pressed down or sprung up.

By adopting the technical scheme, the push rod can be pressed down and sprung up through the elastic connection of the push rod component and the lock shell.

According to another specific embodiment of the utility model, the embodiment of the utility model discloses an electric control push rod lock, wherein a limiting rod penetrates through the lock shell along a second direction, and the limiting rod is fixedly connected to the lock shell.

By adopting the technical scheme, the baffle plate assembly can be stably limited by fixing the limiting rod on the lock shell.

According to another embodiment of the utility model, an embodiment of the utility model discloses an electrically controlled push rod lock, further comprising a dust cover at least partially for shielding the drive section.

By adopting the technical scheme, the dust cover can be arranged, so that dust can be prevented, and the safety of internal parts can be ensured.

According to another embodiment of the utility model, the utility model discloses an electric control push rod lock, wherein the dust cover comprises a rear cover and a tail cover, the tail cover is arranged at the tail part of the lock shell along the first direction, and the rear cover is arranged between the push rod assembly and the tail cover.

By adopting the technical scheme, the protection of the driving part can be realized through the rear cover and the tail cover.

Drawings

FIG. 1 is a perspective view showing an electric control push rod lock according to an embodiment of the present utility model in a door locking state

Fig. 2 is a perspective view showing an electric control push rod lock in a door-opening state according to an embodiment of the present utility model.

Fig. 3 illustrates a perspective view of an unlocking assembly in an energized state in accordance with an embodiment of the present utility model.

Fig. 4 illustrates a perspective view of an unlocking assembly in an off state according to an embodiment of the present utility model.

Fig. 5 shows a perspective view of the rear cover removed from the electric push rod lock of an embodiment of the present utility model, with the unlocking assembly in an energized state.

Fig. 6 is a perspective view showing the rear cover removed from the electric control push rod lock according to the embodiment of the present utility model, wherein the unlocking assembly is in a power-off state.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present specification, by describing the embodiments of the present utility model with specific examples. While the description of the utility model will be described in connection with the preferred embodiments, it is not intended to limit the inventive features to the implementation. Rather, the purpose of the utility model described in connection with the embodiments is to cover other alternatives or modifications, which may be extended by the claims based on the utility model. The following description contains many specific details for the purpose of providing a thorough understanding of the present utility model. The utility model may be practiced without these specific details. Furthermore, some specific details are omitted from the description in order to avoid obscuring the utility model. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

It should be noted that in this specification, like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present embodiment, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", "inner", "bottom", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship in which the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the present utility model.

The terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.

In the description of the present embodiment, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present embodiment can be understood in a specific case by those of ordinary skill in the art.

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

Referring to fig. 1, an embodiment of the present utility model provides an electrically controlled push rod lock comprising an unlocking assembly 10, a locking bolt 20, a head cover 30, a lock housing 40 and a dust cover 50. The electric control push rod lock can be applied to emergency exit access doors of public places with large human flow such as supermarkets, shopping malls, office buildings, hospitals, schools, factory buildings and the like. The specific structure of the unlocking assembly 10 will be described in detail with reference to fig. 3 and 4, wherein fig. 3 shows a perspective view of the unlocking assembly 10 in an energized state, and fig. 4 shows a perspective view of the unlocking assembly 10 in a de-energized state.

Illustratively, referring to fig. 3 and 4, the unlocking assembly 10 includes a driving portion 11, a shutter assembly 12, and a push rod assembly 13, wherein the driving portion 11 is switchable between an energized state (i.e., the state shown in fig. 3) and a de-energized state (i.e., the state shown in fig. 4), and the driving portion 11 is connected to the shutter assembly 12; baffle assembly 12 extends at least partially in a first direction (i.e., in the X-axis direction as shown in fig. 3); in the first direction (i.e., the X-axis direction shown in fig. 3), the push rod assembly 13 is disposed at a distance from the driving part 11, and the push rod assembly 13 is switchable between a door locking state and a door opening state.

As an example, with continued reference to fig. 3 and 4, the driving portion 11 is capable of moving in the first direction toward the push rod assembly 13 (i.e., moving in the direction B shown in fig. 4) in the energized state, and is capable of driving the shutter assembly 12 to move below the push rod assembly 13, so that the push rod assembly 13 cannot be pressed down, and the push rod assembly 13 is in the door-locked state (i.e., the state shown in fig. 3), at this time, any person cannot press the push rod assembly 13 at will, i.e., any person cannot exit the access door of the emergency exit of the mall at will, and the security of the mall is ensured.

The driving portion 11 can drive the baffle assembly 12 to move away from the push rod assembly 13 in the first direction (i.e., move along the direction a shown in fig. 3) in the power-off state, and can move to a position not below the push rod assembly 13, so that the push rod assembly 13 can be pressed down, and the push rod assembly 13 is in the door-open state (i.e., the state shown in fig. 4).

Referring to fig. 1 and fig. 5 and 6, when a security or monitoring room sees that a person wants to exit from an emergency exit door of a market, a worker determines whether the person can pass through the emergency exit door according to monitoring, if the person cannot pass through the emergency exit door, the worker cannot perform a door opening operation by pressing the push rod assembly 13, if the person can pass through the emergency exit door, the worker gives a door opening command to a control box 14, which will be described later, because a door opening time period is set in the control box 14, after the control box 14, which will be described later receives the door opening command, the driving part 11 can execute a power-off command after a period of time, at this time, the driving part 11 moves towards the direction a shown in fig. 5 under the action of the elastic part 112, and drives the baffle assembly 12 to move synchronously until the baffle assembly 12 moves to a position not below the push rod assembly 13, at this time, the push rod assembly 13 is in a state that can be pressed down (i.e., a state shown in fig. 6), and the lock tongue 20 can retract to the hood 30, thereby achieving the purpose of delaying the door opening.

Referring to fig. 1 and fig. 5 and 6, when an external person goes out, the lock tongue 20 extends out of the hood 30, the push rod assembly 13 is sprung, at this time, the driving part 11 is powered back, and moves towards the direction B shown in fig. 6, so as to drive the baffle assembly 12 to move synchronously until the baffle assembly 12 moves to be located below the push rod assembly 13, at this time, the push rod assembly 13 cannot be pressed down (i.e. the state shown in fig. 5), any person cannot press the push rod assembly 13 at will, i.e. any person cannot go out of the access door of the emergency exit of the mall at will, and the safety of the mall is ensured.

When an emergency occurs, the driving part 11 can be immediately powered off, and the push rod assembly 13 is in a state that can be pressed down (i.e. the state shown in fig. 6), and the lock tongue 20 can retract the hood 30 by pressing the push rod assembly 13, so that the push rod assembly 13 is pressed from the inside to realize quick door opening, and the requirement of safe escape is ensured.

Referring to fig. 1 and 2, the unlocking assembly 10 further includes a control box 14, where the control box 14 is electrically connected to the driving portion 11 and is used for controlling the driving portion 11 to be in an energized state (i.e. the state shown in fig. 1) or a de-energized state (i.e. the state shown in fig. 2), and the connection cable 141 is used for connection in the embodiment of the present utility model, but the utility model is not limited thereto, and the manner of achieving the electrical connection is within the protection scope of the present utility model.

As an example, referring to fig. 3 and 4, the driving part 11 includes a solenoid 111 and an elastic member 112, the solenoid 111 includes a body 1111 and an output shaft 1112, and the output shaft 1112 extends in a first direction (i.e., an X-axis direction shown in fig. 3) and penetrates the body 1111 in the first direction (i.e., the X-axis direction shown in fig. 3), wherein the elastic member 112 in the embodiment of the present utility model includes a fixing spring 1121, but is not limited thereto, and all members having elasticity are within the scope of the present utility model.

The specific construction of baffle assembly 12 will be described in detail below in conjunction with fig. 3 and 4.

Illustratively, referring to fig. 3, the baffle assembly 12 includes a first plate 121, a second plate 122 and a bent body 123, wherein the first plate 121 extends along a second direction (i.e., a Y-axis direction shown in fig. 3), the second direction (i.e., the Y-axis direction shown in fig. 3) is perpendicular to the first direction (i.e., the X-axis direction shown in fig. 3), the first plate 121 is connected to an end of the output shaft 1112 far from the push rod assembly 13, and the fixing spring 1121 is disposed between the first plate 121 and the body 1111. The fixed spring 1121 is sleeved on the output shaft 1112, and one end of the fixed spring 1121 is connected to the first plate 121.

Illustratively, referring to fig. 3 and 4, the second plate 122 extends in a first direction (i.e., the X-axis direction shown in fig. 3), the second plate 122 is disposed at one side of the solenoid 111, and the second plate 122 is connected to an end of the first plate 121 remote from the driving part 11. The bending body 123 is connected to one end of the second plate 122 away from the first plate 121, and the bending body 123 can move towards the direction B shown in fig. 4 until being located below the push rod assembly 13, so that the push rod assembly 13 cannot be pressed down, and is in a door locking state (i.e., a state shown in fig. 3), and the bending body 123 can move towards the direction a shown in fig. 3 until not being located below the push rod assembly 13, so that the push rod assembly 13 can be pressed down, and is in a door opening state (i.e., a state shown in fig. 4).

Illustratively, with continued reference to FIG. 3, the second plate 122 further includes a stop bar 1221 and a guide tab 1222, the guide tab 1222 being disposed on a side of the second plate 122 facing the body 1111, the guide tab 1222 being provided with an aperture 1223, the stop bar 1221 passing through the aperture 1223, the aperture 1223 for determining a final position of movement of the baffle assembly 12 in a first direction (i.e., the X-axis direction shown in FIG. 3).

Referring to fig. 3 and 4, in the above-mentioned energized state, the baffle assembly 12 moves toward the direction B shown in fig. 4, and the second plate 122 moves horizontally toward the direction B shown in fig. 4 under the action of the stop lever 1221 and the guide piece 1222, and finally moves to the right wall 1223B of the opening 1223 along the first direction (i.e., the X-axis direction shown in fig. 4), and the bending body 123 moves synchronously, so that the bending body 123 is guaranteed to move to be located below the push rod assembly 13, i.e., to reach the state shown in fig. 3.

Referring to fig. 3 and 4, in the above-mentioned power-off state, the baffle assembly 12 moves toward the direction a shown in fig. 3, and the second plate 122 moves horizontally toward the direction a shown in fig. 3 under the action of the stop lever 1221 and the guide piece 1222, and finally moves to the left wall 1223a of the opening 1223 along the first direction (i.e., the X-axis direction shown in fig. 3), and the bending body 123 moves synchronously, so that the bending body 123 is ensured to move to be not located under the push rod assembly 13, i.e., to reach the state shown in fig. 4.

Illustratively, referring to fig. 1 and 2, when the push rod assembly 13 is in the above-described door-open state, the latch tongue 20 can retract the hood 30 (refer to fig. 2) by depressing the push rod assembly 13; when the bolt 20 extends out of the hood 30, the push rod assembly 13 is in the above-mentioned door locking state, the push rod assembly 13 cannot be pressed down, and any person cannot go out from the inside at will, so that the safety is ensured (refer to fig. 1).

Illustratively, referring to fig. 5, the hood 30 extends in a first direction (i.e., the X-axis direction shown in fig. 5), the hood 30 covers the lock housing 40, the driving portion 11 is disposed in the lock housing 40, the baffle assembly 12 is disposed in the lock housing 40, the push rod assembly 13 is disposed at an end of the hood 30 away from the lock tongue 20, and the push rod assembly 13 is elastically connected to the lock housing 40 so that the push rod assembly 13 can be pushed down or sprung up. The stopper rod 1221 penetrates the lock housing 40 in the second direction (i.e., the Y-axis direction shown in fig. 5), and the stopper rod 1221 is fixedly connected to the lock housing 40.

Illustratively, referring to FIG. 1 in combination with FIG. 5, the dust cap 50 includes a rear cap 501 and a rear cap 502, the rear cap 502 being disposed aft of the lock housing 40 in a first direction (i.e., the X-axis direction shown in FIG. 1), the rear cap 501 being disposed between the push rod assembly 13 and the rear cap 502. The rear cover 501 shields the driving part 11 and the barrier assembly 12, and the rear cover 501 and the tail cover 502 prevent damage to the driving part 11 and the barrier assembly 12 from the outside.

While the utility model has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a further detailed description of the utility model with reference to specific embodiments, and it is not intended to limit the practice of the utility model to those descriptions. Various changes in form and detail may be made therein by those skilled in the art, including a few simple inferences or alternatives, without departing from the spirit and scope of the present utility model.

Claims (12)

1. An unlocking assembly, comprising: a drive section, a baffle assembly and a push rod assembly; wherein,,

the driving part can be switched between an electrified state and a powered-off state, and is connected with the baffle plate assembly;

the baffle assembly extends at least partially in a first direction;

the push rod assembly is arranged at intervals with the driving part along the first direction, and the push rod assembly can be switched between a door locking state and a door opening state;

in the energized state, the driving part can drive the baffle plate assembly to move towards the push rod assembly along the first direction and move to be positioned below the push rod assembly so that the push rod assembly cannot be pressed down, and the push rod assembly is in the door locking state;

in the power-off state, the driving part can drive the baffle plate assembly to move away from the push rod assembly along the first direction and can move to be not positioned below the push rod assembly, so that the push rod assembly can be pressed down, and the push rod assembly is in the door opening state.

2. The unlocking assembly of claim 1 wherein said drive portion includes a solenoid and an elastic member, said solenoid including a body and an output shaft, said output shaft extending in said first direction and extending through said body in said first direction, said shutter assembly including a first plate extending in a second direction, said second direction being perpendicular to said first direction, said first plate connecting an end of said output shaft remote from said push rod assembly, said elastic member being disposed between said first plate and said body.

3. The unlocking assembly of claim 2, wherein the shutter assembly further comprises a second plate extending in the first direction, the second plate being disposed on a side of the solenoid, the second plate being connected to an end of the first plate remote from the drive portion.

4. The unlocking assembly of claim 3 wherein said shutter assembly further comprises a bent body connected to an end of said second plate body remote from said first plate body, said bent body being movable in said first direction to be positioned below said push rod assembly to place said push rod assembly in said locked condition, said bent body being movable in said first direction to be not positioned below said push rod assembly to place said push rod assembly in said unlocked condition.

5. The unlocking assembly of claim 2 wherein said resilient member is a fixed spring.

6. The unlocking assembly of claim 3, wherein the second plate further comprises a stop bar and a guide tab, the guide tab being disposed on a side of the second plate facing the body, the guide tab being provided with an opening through which the stop bar passes, the opening being configured to determine a final position of movement of the shutter assembly in the first direction.

7. The unlocking assembly of claim 1, further comprising a control box electrically connected to the drive portion for controlling the drive portion to be in an energized state or a de-energized state.

8. An electrically controlled push rod lock, comprising: a bolt, hood and unlocking assembly according to any one of claims 1 to 6; when the push rod assembly is in the door opening state, the lock tongue retracts into the head cover; when the lock tongue extends out of the hood, the push rod assembly is in the door locking state.

9. The electrically controlled push rod lock of claim 8, further comprising a lock housing, wherein the head cover extends in the first direction, the head cover is provided on the lock housing, the driving portion is provided in the lock housing, the baffle assembly is provided in the lock housing, the push rod assembly is provided at an end of the head cover away from the lock tongue, and the push rod assembly is elastically connected with the lock housing, so that the push rod assembly can be pushed down or pushed up.

10. The electrically controlled push rod lock of claim 9, wherein a stop rod extends through the lock housing in a second direction, the stop rod being fixedly connected to the lock housing.

11. The electrically controlled push rod lock of claim 9, further comprising a dust cover at least partially shielding the drive portion.

12. The electrically controlled push rod lock of claim 11, wherein the dust cover includes a rear cover and a tail cover, the tail cover being disposed at a tail of the lock housing in the first direction, the rear cover being disposed between the push rod assembly and the tail cover.