CN203160890U - Lock cylinder and actuator for charging port cover - Google Patents

Abstract

The utility model provides a lock cylinder and an actuator for a charging port cover. The lock cylinder comprises a lock rod, an elastic piece and a lock cap; one end of the lock rod is provided with a groove, an outer wall of the lock rod is provided with limit pieces, and one end of the lock rod is arranged inside the lock cap; and an inner wall of the lock cap is provided with limit holes matching with the locking pieces, one end of the elastic piece is fixedly arranged inside the groove, and the other end of the elastic piece is fixed at the bottom of the lock cap. The lock cylinder and the actuator for the charging port cover are more easy and convenient to use, more user-friendly, simple in structure and low in cost.

Description

Lock head and actuator for charging port cover

technical field

The utility model relates to a locking piece, in particular to a lock head and an actuator used for a charging port cover.

Background technique

At present, vehicle actuators are mainly divided into two types: one is that the actuator only realizes electric unlocking, that is, the mechanical locking with its own return spring to realize automatic reset. The cover needs to have its own spring to realize the automatic pop-up function, and the material of the cover needs to be made of alloy material to ensure the surface difference. In addition, an unlock switch should be added. Therefore, the cost of this kind of actuator and the mouth cover matched with the actuator is relatively high. Another actuator realizes electric unlocking and locking, but this actuator is linked with the door lock system of the car. The lock head of the actuator is a simple plastic lock head. If the whole car is fully charged in the locked state, when the cover is closed , need to press the car key remote locking again and just can pass through the locking cap when the cap is closed again, so this kind of cap and executor are not convenient enough to use, and are not humanized enough.

It can be understood that the statements in this section only provide background information related to the present invention, and may or may not constitute so-called prior art.

Contents of the invention

The technical problem to be solved by the utility model is to provide an easy-to-use, humanized and low-cost lock and actuator for the defects of high cost, inconvenient use, and insufficient humanization in the prior art. device.

The technical scheme adopted by the utility model to solve the technical problem is to provide a lock head, which includes: a lock rod, an elastic member, and a lock cap; a groove is arranged on one end of the lock rod, and a limited One end of the lock rod is located in the lock cap; the inner wall of the lock cap is provided with a limit hole matched with the limit member, and one end of the elastic member is fixed in the groove. The other end of the elastic member is fixed on the bottom of the lock cap.

In the lock head, the inner wall of the lock cap is provided with a first guide groove for guiding the limit member to slide in the lock cap, and the first guide groove is located between the limit hole and the lock cap. between the bottom of the

In the lock head, there are multiple limiting members, and the limiting members are evenly distributed on the outer wall of the locking rod.

In the lock head, the limiting member is wedge-shaped.

In the lock head, the limiting hole is a through hole.

In the lock head, a second guide groove is provided on the inner wall of the lock cap to facilitate the sliding of the lock rod in the lock cap, and a guide block is provided on the outer wall of the lock rod to cooperate with the second guide groove.

In the lock head, one end of the second guide groove extends to the opening of the lock cap.

In the lock head, the guide block is in the shape of a cuboid.

In the lock head, the elastic member is a spring or an air bag.

In order to better solve the above technical problems, the utility model also provides an actuator for the charging port cover. The actuator includes an actuator body and a lock head. The lock head is any one of the above lock heads. The actuator The output shaft of the body is connected with the other end of the locking rod.

In the lock head provided by the utility model, the lock rod is fixed in the lock cap in a limited position under normal conditions through the limit member on the lock rod and the limit hole on the inner wall of the lock cap. When the lock head is used to lock the cover and other parts, if the cover is closed, the cover pushes the lock cap, and the lock cap slides along the lock rod under the drive of the elastic member, and the lock cap passes through the lock hole of the cover, so When the mouth cover is closed in place, the elastic member returns to its original shape, and the lock cap is located in the mouth cover, and then the locking head realizes locking the mouth cover. The structure of the lock head provided by the utility model is simple, and it can reduce the remote locking of the car when locking, for example, the cover of the charging port, so it is easy to use, the structure is more humanized, and its cost is low. the

Description of drawings

Fig. 1 is a perspective view of a preferred embodiment of the lock provided by the utility model;

Fig. 2 is a partial sectional view of a preferred embodiment of the lock provided by the utility model;

Fig. 3 is a schematic view of the structure after the lock cap is removed in a preferred embodiment of the lock head provided by the present invention;

Fig. 4 is a perspective view of a lock cap in a preferred embodiment of the lock provided by the utility model;

Fig. 5 is a schematic diagram of the structure of the actuator used for the charging port cover in a preferred embodiment provided by the utility model when the cover is not locked;

Fig. 6 is a schematic structural view of the actuator used for the charging port cover in a preferred embodiment of the present invention when the cover is locked. the

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects solved by the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

In describing the present invention, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inner", "outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description. It does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the present invention.

Referring to Fig. 1 to Fig. 4, the lock head provided by the utility model mainly includes: a lock rod 2, an elastic member 3 and a lock cap 1. A part of the lock rod 2 is located in the lock cap 1 , and the lock cap 1 can slide on the lock rod 2 through the elastic member 3 . Specifically, the outer wall of the lock rod 2 is provided with a limiter 22, and the inner wall of the lock cap 1 is provided with a limit hole 11 for snapping the limiter 22 that cooperates with the limiter 22. Through the limiter 22 and With the cooperation of the limiting hole 11 , the lock cap 1 can be relatively fixed on the lock rod 2 . One end of the lock bar 2 is provided with a groove 21, one end of the elasticity is fixed in the groove 21, the other end of the elastic member 3 is fixed at the bottom of the lock cap 1, and the lock bar 2 is provided with one end of the groove 21 Located in the lock cap 1 , the elastic member 3 is accommodated in the groove 21 and the lock cap 1 . When the limiting member 22 on the locking rod 2 is separated from the limiting hole 11 on the locking cap 1 , the locking cap 1 can slide along the locking rod 2 driven by the stretching of the elastic member 3 . When an external force is applied to the lock cap 1, the lock cap 1 compresses the spring and moves the lock cap 1 in a direction close to the lock rod 2. When the external force disappears, the spring returns to its original shape and drives the lock cap 1 to move away from the lock rod 2. , so through the cooperation of the limiting member 22, the limiting hole 11 and the elastic member 3, the lock head can lock the external parts, and the structure of the lock head is simple.

In a preferred embodiment provided by the utility model, the inner wall of the lock cap 1 is provided with a first guide groove 12, so that the stopper 22 slides along the first guide groove 12, and the first guide groove 12 is positioned on the lock cap. Between the bottom of 1 and the limiting hole 11, it is convenient for the lock rod 2 to slide along the inner wall of the lock cap 1 under the drive of the elastic member 3. The cooperation of the limiter 22 and the limiter hole 11 can facilitate fixing the lock cap 1 on the lock bar 2 under normal conditions. Preferably, there are multiple limiter 22, and the plurality of limiter 22 are evenly distributed on the lock bar 2 on the outer wall. More preferably, the number and position of the limiting holes 11 on the inner wall of the lock cap 1 correspond to the limiting members 22 so as to cooperate with the limiting members 22 . The shape of the limiter 22 can be various, preferably, the limiter 22 is wedge-shaped, this structure can better strengthen the stability of the lock rod 2 and the lock cap 1 and the structure is simple and easy to manufacture. The aforementioned limiting hole 11 can be a through hole or a blind hole. Preferably, the limiting hole 11 is a through hole, so the limiting member 22 can be better engaged in the limiting hole 11 . It is worth noting that one end of the lock rod is located in the lock cap, and the lock cap is usually in the shape of a hollow cylinder. One end of the cylinder is open, and the other end of the cylinder is closed, that is, it is in the shape of a cap, so that the lock cap will lock the lock. A part of the rod is accommodated therein.

In yet another preferred embodiment provided by the utility model, the inner wall of the lock cap 1 is also provided with a second guide groove 13, and the outer wall of the lock rod 2 is provided with a guide block 23 cooperating with the second guide groove 13, so that the guide The block 23 can slide along the second guide groove 13, thereby facilitating the relative sliding of the lock bar 2 in the lock cap 1, so that the lock cap 1 can move flexibly along with the elastic member 3, and then the lock end can be flexibly aligned with the external parts. to lock. Preferably, one end of the second guide groove 13 extends to the opening of the lock cap 1, and then the second guide groove 13 extends from the opening of the lock cap 1 on the inner wall of the lock cap 1, so it can better guide the lock rod 2 slides inside lock cap 1. Both the second guide groove 13 and the guide block 23 are preferably in the shape of a cuboid, which has a simple structure, is easy to manufacture and has good guiding properties. The structures of the second guide groove 13 and the first guide groove 12 may be the same or different. The elastic member 3 can be various common elastic parts. Preferably, the elastic member 3 is a spring or an airbag, which has low cost and good stretchability.

Referring to the embodiment shown in FIG. 3 again, in this embodiment, the elastic member 3 is a spring. On the outer wall of the lock bar 2, there are two symmetrically arranged stoppers 22 and a guide block 23. One end of the lock bar 2 is provided with a groove 21, one end of the spring is installed in the groove 21, and the other end of the spring is fixed. At the bottom of the lock cap 1. Therefore, one end of the spring abuts against the lock cap 1 , and the other end abuts against the lock rod 2 . The limiting member 22 is a wedge-shaped boss structure, and the guide block 23 is a strip-shaped boss structure.

One end of the lock cap 1 is open, and the inner wall of the lock cap 1 is provided with a first guide groove 12 cooperating with the above-mentioned limiting member 22 and extending along the axial direction of the lock cap 1. The first guide groove 12 is located in the limit hole 11 Beside, the limiting hole 11 penetrates the side wall of the lock cap 1 . In the initial state, the limiting member 22 is located in the limiting hole 11 and abuts against the bottom wall of the limiting hole 11 so that the locking rod 2 and the locking cap 1 will not be disengaged. The lock cap 1 is also provided with a second guide groove 13 extending axially along the lock cap 1 , and one end of the second guide groove 13 extends to the opening of the lock cap 1 . Under the action of external force, with the cooperation of the above structure, the lock cap 1 slides along the lock rod 2, and the spring is compressed. When the external force is released, under the action of the spring, the lock cap 1 is rebounded, and at the same time, under the cooperation of the limiting member 22 and the limiting hole 11, the lock cap 1 stops rebounding, and then the lock head realizes locking to the outside world.

The lock head provided by the utility model can be applied to a large number of components that need to be locked. For example, the vehicle charging port cover 5 and the vehicle fuel tank port cover 5 . The utility model also provides an actuator for a vehicle-mounted charging port cover 5, the actuator includes an actuator body 4 and a lock head, and the lock head is any one of the above-mentioned lock heads. The actuator body 4 used for the vehicle-mounted charging port cover 5 is well known to those skilled in the art, and its structure will not be repeated here. The actuator drives the charging port cover 5 to open or close through the motor. The output shaft 41 of the actuator body 4 is connected to the end of the lock rod 2 of the lock head opposite to the groove 21 (ie the other end of the lock rod 2). Therefore, the actuator can drive the lock rod 2 to move.

Referring to the embodiment shown in Fig. 5 and Fig. 6, this embodiment is an actuator applied to the vehicle charging port cover 5, and the locking rod 2 is connected with the output shaft 41 of the actuator body 4 to realize electric unlocking and locking. The lock cap 1 can move flexibly on the lock rod 2 . A lock hole 51 is usually provided on the charging port cover 5 , for example, in one embodiment, the diameter of the lock hole 51 is 1 mm larger than that of the lock cap 1 . When an external force is applied to close the flap 5, the slope of the lock hole 51 and the flap 5 around the lock hole 51 compress the lock cap 1, which makes the spring in a compressed state. When the mouth cover 5 moves to the closed position under the action of external force, the lock cap 1 faces the lock hole 51, the external force applied to the lock cap 1 disappears, the spring in the compressed state is released, and then the lock cap 1 stretches into the lock hole 51 And now the spring returns to the natural state, so the lock cap 1 stops moving and is located in the mouth cover 5, and the mouth cover 5 can be locked. Therefore, the actuator for the vehicle-mounted charging port cover 5 provided by the utility model does not need to be remotely locked with the car key again when the port cover 5 is closed. Moreover, the lock head and the actuator provided by the utility model do not need to consider the structure such as the level difference between it and the mouth cover 5, and the lock head and the mouth cover 5 can be made of plastic, so it further reduces the cost.

To sum up, the lock head and the actuator used for the charging port cover provided by the utility model have a simple structure and low cost, and are easy to use and more user-friendly.

In the description of the present utility model, unless otherwise stipulated and limited, it should be noted that the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a mechanical connection or an electrical connection, or it can be The internal communication between two elements may be direct connection or indirect connection through an intermediary. Those of ordinary skill in the art can understand the specific meanings of the above terms according to specific situations.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (10)

1. A lock head, characterized in that, comprising: a lock bar, an elastic member, and a lock cap; A groove is arranged on one end of the locking rod, and one end of the locking rod is located in the lock cap, and a limiting member is arranged on the outer wall of the locking rod; The inner wall of the lock cap is provided with a limit hole matched with the limit member, one end of the elastic member is fixed in the groove, and the other end of the elastic member is fixed at the bottom of the lock cap. 2. The lock cylinder according to claim 1, wherein the inner wall of the lock cap is provided with a first guide groove for guiding the stopper to slide in the lock cap, and the first guide groove It is located between the limiting hole and the bottom of the lock cap. 3. The lock cylinder according to claim 1 or 2, characterized in that there are a plurality of the limiting members, and the limiting members are evenly distributed on the outer wall of the locking rod. 4. The lock cylinder according to claim 3, wherein the limiting member is wedge-shaped. 5. The lock cylinder according to claim 1, wherein the limiting hole is a through hole. 6. The lock head according to claim 2, wherein the inner wall of the lock cap is provided with a second guide groove that facilitates the sliding of the lock bar in the lock cap, and the outer wall of the lock bar is provided with a second guide groove that is compatible with the second guide groove. Guide block for guide groove fit. 7. The lock cylinder according to claim 6, wherein one end of the second guide groove extends to the opening of the lock cap. 8. The lock cylinder according to claim 6, wherein the guide block is in the shape of a cuboid. 9. The lock cylinder according to claim 1, wherein the elastic member is a spring or an air bag. 10. An actuator for a charging port cover, characterized by comprising: an actuator body and a lock head, the lock head being the lock head described in any one of claims 1 to 9, the actuator The output shaft of the device body is connected with the other end of the lock bar.

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