Engine cover unlocking device with anti-theft function

Abstract

The engine cover unlocking device with the anti-theft function comprises a first wiredrawing section, a second wiredrawing section, a third wiredrawing section and a fourth wiredrawing section, a second wiredrawing section; the first wire drawing section and the second wire drawing section are connected through the connector; one end of the first internal thread is used for being connected with a cab handle, the other end of the first internal thread is connected with one end of the second wire drawing section through the connector, and when the first external thread moves relative to the first internal thread in the length direction, the connector releases the first internal thread. According to the engine cover unlocking device with the anti-theft function, one end of the first internal thread is connected to the cab handle, the other end of the first internal thread is connected with the second wire drawing section through the connector, and the other end of the second wire drawing section is used for being connected with the locking device; the engine cover can be smoothly opened through the first internal thread, the connector and the second wire drawing section, when an illegal person pulls the first external thread from the outside, the connector and the first internal thread are mutually disconnected, and the anti-theft effect is achieved.

Description

Technical Field

[0001] The present application relates to the field of automobile manufacturing technology, and in particular to an engine hood unlocking device with an anti-theft function. Background Art

[0002] The hood of a car is used to seal the front engine compartment of the car. The hood can be opened or closed. Since the front engine compartment of the car is equipped with high-value core components such as the engine, transmission, battery and main fuse box, the anti-theft performance of the hood must be considered. The hood is usually opened through an opening handle in the cab. A wire is connected between the opening handle and the hood locking device. The wire is pulled by the opening handle to trigger the locking device, which releases the hood and enables the hood to be opened. Currently in the field of automobile manufacturing, the anti-theft method for the hood is usually to set the wire for opening the hood to be sufficiently concealed, but this method is only a temporary solution. Even if the wire is set to be sufficiently concealed, since the wire must pass through the inside of the vehicle fender, criminals can still pull the wire in the space between the fender and the longitudinal beam to open the hood. Summary of the invention

[0003] The purpose of the present application is to provide an engine hood unlocking device with an anti-theft function, which can prevent unauthorized persons from opening the engine hood at the fender, thereby effectively solving the deficiencies in the prior art.

[0004] To this end, an embodiment of the present application provides an engine hood unlocking device with an anti-theft function, comprising:

[0005] A first wire drawing section comprises a first inner wire and a first outer wire, both of which are elongated members, and the first inner wire can be movably inserted into the first outer wire;

[0006] The second wire drawing section is an elongated member;

[0007] A connector, wherein the first wire drawing section and the second wire drawing section are detachably connected via the connector;

[0008] Among them, one end of the first inner thread is used to connect to the cab handle, the other end of the first inner thread is connected to one end of the second drawing segment through the connector, the other end of the second drawing segment is used to connect to the engine hood locking device, and when the first outer thread moves relative to the first inner thread along the length direction, the connector releases the first inner thread.

[0009] In some possible implementations, the connector includes a box body, the box body is provided with a slot, the slot has an opening, one end of the first inner thread is provided with a card block, the card block can be adapted to the slot with the opening of the slot to engage with the slot, a cover body is provided on the box body, one end of the first outer thread is provided with a pin, the pin is used to combine the cover body and the box body to limit the card block from falling out of the slot, when the first outer thread drives the pin to move axially, the cover body and the box body are released, so that the card block falls out of the slot.

[0010] In some possible implementations, one end of the cover body is hinged to the box body, the other end of the cover body is provided with a first limit groove, the box body is provided with a second limit groove, and the pin is provided with a limit plate. When the first limit groove and the second limit groove are aligned, the limit plate is adapted to the first limit groove and the second limit groove to realize the combination of the box body and the cover body.

[0011] In some possible implementations, a slot is provided on one side of the slot, and the slot is used for inserting the first inner thread so that the clamping block and the side of the slot are tightly engaged.

[0012] In some possible implementations, the side of the card slot used to abut against the card block is tilted so that the card block and the card slot can be disengaged from each other when the cover body and the box body are disengaged.

[0013] In some possible implementations, a movable seat is movably provided in the box body, the card slot is provided on the movable seat, and the movable seat and the box body are connected via an elastic member so that the card block and the card slot elastically offset each other.

[0014] In some possible implementations, the bayonet is coaxially connected to one end of the first outer thread, and the first inner thread is coaxial and can movably pass through the bayonet.

[0015] In some possible implementations, a receiving groove is provided at one end of the box body, and the receiving groove is for the bayonet to be placed in. When the bayonet is placed in the receiving groove, the limiting plate can be axially adapted to the first limiting groove and the second limiting groove.

[0016] In some possible implementations, the axial movement of the latch in the accommodating groove is greater than the axial movement of the limiting plate relative to the first limiting groove.

[0017] In some possible implementations, the length of the first wire drawing segment is greater than the length of the second wire drawing segment.

[0018] According to the engine hood unlocking device with anti-theft function provided by the embodiment of the present application, the first inner thread of the first wire drawing segment is inserted into the interior of the first outer thread, and the first inner thread is movable relative to the first outer thread, one end of the first inner thread is connected to the cab handle, the other end of the first inner thread is connected to the second wire drawing segment through a connector, and the other end of the second wire drawing segment is used to connect to the locking device of the engine hood. Under normal circumstances, the driver can smoothly open the engine hood through the first inner thread, the connector and the second wire drawing segment. When an illegal person pulls the first outer thread from the outside, the connector and the first inner thread are disconnected from each other, and the engine hood cannot be opened, thereby playing an anti-theft role. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic diagram of the structure of the engine hood unlocking device provided in an embodiment of the present application;

[0020] Figure 2 for Figure 1 A partial enlarged view of the middle A;

[0021] Figure 3 for Figure 2 A partial enlarged view of point B in the middle;

[0022] Figure 4 A schematic diagram of a state where the box body and the cover body provided in an embodiment of the present application are covered with each other;

[0023] Figure 5 A schematic diagram of the structure of the first wire drawing segment provided in an embodiment of the present application;

[0024] Figure 6 A schematic diagram of the structure of the box body and the cover body provided in an embodiment of the present application. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of this application.

[0026] like Figure 1-Figure 6As shown, the embodiment of the present application provides a hood unlocking device with an anti-theft function, which is applied to the hood opening operation of a car. The hood of a car is used to close the front engine compartment of the car. An opening handle is usually arranged in the cab, and a hood locking device is arranged in the front engine compartment of the car. A wire drawing is arranged between the opening handle and the hood locking device. The hood locking device can be actuated by opening the handle, and then the hood is released and opened. Since the front engine compartment is provided with core components of high value such as an engine, a transmission, a battery and a main fuse box, the position of the wire drawing is usually arranged relatively concealed to achieve an anti-theft effect. However, this concealed method only treats the symptoms and not the root cause. Even if the wire drawing is arranged concealed, it must pass through the inner side of the fender. The illegal personnel can also pull the wire drawing in the gap space between the fender and the longitudinal beam of the car to open the hood. The hood unlocking device with an anti-theft function of the present application is intended to enhance the anti-theft effect of opening the hood and prevent illegal personnel from forcibly opening the hood from the outside.

[0027] The engine hood unlocking device with anti-theft function includes a first wire drawing segment 100, a second wire drawing segment 200 and a connector 300. The first wire drawing segment 100 and the second wire drawing segment 200 are both elongated components, preferably in the shape of long strips. The first wire drawing segment 100 and the second wire drawing segment 200 are detachably connected through the connector 300. The first wire drawing segment 100 includes a first inner wire 101 and a first outer wire 102. The first inner wire 101 and the first outer wire 102 are both elongated components. The first inner wire 101 and the first outer wire 102 are both in the shape of long strips. The first inner wire 101 can be movably inserted into the first outer wire 102. Preferably, the first inner wire 101 and The outer cross-section of the first outer wire 102 is circular, the first inner wire 101 is coaxially arranged inside the first outer wire 102, the first inner wire 101 can move axially relative to the first outer wire 102, the two ends of the first outer wire 102 extend to the two ends of the first inner wire 101 respectively, one end of the first inner wire 101 is used to connect with the cab handle, the other end of the first inner wire 101 is connected to the second wire drawing section 200 through the connector 300, one end of the second wire drawing section 200 is connected to the connector 300, and the other end of the second wire drawing section 200 is used to connect with the locking device of the engine cover, and when the first outer wire 102 moves relative to the first inner wire 101 along the length direction , the connector 300 can release the first inner wire 101, that is, when the first outer wire 102 moves axially relative to the first inner wire 101, the connector 300 and the first inner wire 101 are disconnected, so that the first drawing segment 100 and the second drawing segment 200 are connected through the connector 300, the end of the first drawing segment 100 is connected to the cab handle, and the end of the second drawing segment 200 is used to connect to the engine cover, and the position of the connector 300 and the position of the second drawing segment 200 are behind the car radiator. In the locked state, the rear of the radiator is not easy to reach, and the first drawing segment 100 passes from the car cab to the inner side of the fender and It extends all the way to the rear of the radiator to achieve connection with the connector 300, or in other words, the coverage area of ​​the first outer thread 102 on the first inner thread 101 extends to the fender of the vehicle. Preferably, as for the length of the first outer thread 102, one end thereof starts from the inside of the cab and the other end thereof ends behind the car radiator. In this way, when the criminals pull in the space between the fender and the longitudinal beam, they can only pull the first outer thread 102. When pulling the first outer thread 102, the first outer thread 102 and the first inner thread 101 move axially relative to each other, thereby disconnecting the connector 300 and the first inner thread 101, and the engine cover cannot be opened, thereby achieving an anti-theft effect.

[0028] In one embodiment, the connector 300 includes a box body 301, the box body 301 is provided with a card slot 401, the card slot 401 has an opening, one end of the first inner thread 101 is provided with a card block 402, the card block 402 can be adapted to the opening of the card slot 401 into the card slot 401 to engage with the card slot 401, a cover body 302 is provided on the box body 301, one end of the first outer thread 102 is provided with a card pin 500, the card pin 500 is used to combine the cover body 302 and the box body 301 to limit the card block 402 from coming out of the card slot 401, when the first outer thread 102 drives the card pin 500 to move axially, the cover body 302 and the box body 301 are released, so that the card block 402 comes out of the card slot 401, preferably, one end of the cover body 302 is hinged to the box body 301, the cover body 302 is hinged to the box body 301, and the cover body 302 is hinged to the box body 301. 02 is provided with a first limiting groove 601 at the other end, the box body 301 is provided with a second limiting groove 602, and the latch 500 is provided with a limiting piece 501. When the first limiting groove 601 and the second limiting groove 602 are aligned, the limiting piece 501 is adapted to the first limiting groove 601 and the second limiting groove 602 to realize the combination of the box body 301 and the cover body 302. In this embodiment, the box body 301 is arranged in a long strip shape, and one end of the cover body 302 is hinged at one end of the box body 301, so that the box body 301 can swing relative to the cover body 302. The box body 301 has an opening, and the cover body 302 swings to close or open the opening of the box body 301. The slot 401 is arranged in the internal space of the box body 301, and the opening direction of the slot 700 and the opening direction of the box body 301 are aligned. The first and second wire drawing sections 100 and 200 are in the same direction, and the first wire drawing section 100 and the second wire drawing section 200 are straightened to form a long line. The length direction of the long line is taken as the first direction, and the first direction is the axial direction. The length direction of the box body 301 is the first direction, and the opening directions of the box body 301 and the card slot 401 are both radial. A card block 402 is provided at one end of the first inner wire 101, and the card block 402 can enter the card slot 401 at the opening of the card slot 401, and then the cover body 302 is covered on the box body 301, so that the box body 301 restricts the card block 402 from escaping from the card slot 401, thereby realizing the connection between the first inner wire 101 and the connector 300, and the bayonet pin 500 is used to restrict the cover body 302 from opening on the box body 301. When the cover body 302 is covered on the box body 301, the first limiting groove 601 and the first limiting groove 601 are connected. The two limiting grooves 602 are radially aligned, and at this time, the opening direction of the first limiting groove 601 and the second limiting groove 602 is axial and away from the second wire drawing section 200, so that the limiting piece 501 on the bayonet 500 can enter between the first limiting groove 601 and the second limiting groove 602, so as to limit the swing of the cover body 302 relative to the box body 301, thereby locking the cover body 302. When the illegal personnel pull the first external wire 102, the first external wire 102 and the bayonet 500 are connected, so that the bayonet 500 moves in the direction away from the second wire drawing section 200, so that the limiting piece 501 is disengaged from the first limiting groove 601 and the second limiting groove 602, further making the cover body 302 lose its limiting force, and then the block 402 pushes the cover body 302.The card block 402 is disengaged from the card slot 401, and the first inner wire 101 and the connector 300 are further disconnected, so that no pulling force can be applied to the second wire drawing section 200, thereby achieving anti-theft.

[0029] More preferably, in order to facilitate the disengagement of the card block 402 and the card slot 401, a groove 700 is provided on one side of the card slot 401, and the groove 700 is used for the first inner thread 101 to be inserted, so that the card block 402 and the side of the card slot 401 are tightly engaged, and the side of the card slot 401 used to press against the card block 402 is inclined, so that the card block 402 and the card slot 401 can be disengaged from each other when the cover body 302 and the box body 301 are disengaged, and a movable seat 400 is movably provided in the box body 301, and the card slot 401 is set on the movable seat 400, and the movable seat 400 and the box body 301 are connected by an elastic member 800, so that the card block 402 and the card slot 401 elastically abut against each other.

[0030] In this embodiment, the slot 700 is located on one side of the slot 401 close to the first wire drawing section 100, the first inner wire 101 is in the slot 401, and the block 402 enters the slot 401 at the side, so that the engagement of the block 402 and the slot 401 is more stable. For the inner side wall of the slot 401, the inner side wall of the slot 401 close to the first wire drawing section 100 is inclined, so that the opening of the slot 401 is expanded. More preferably, the block 402 is a spherical body, and the size of the block 402 is larger than the width of the slot 700. In addition, after the block 402 and the slot 401 are engaged, the elastic member 800 is against the movable seat 40 0 applies a certain elastic force, so that the movable seat 400 has a tendency to move toward the second drawing section 200, so that the block 402 and the slot 401 are elastically engaged with each other, and then the cover body 302 is covered on the box body 301, so that the block 402 applies an elastic abutment force to the cover body 302. In this way, when the latch 500 is actuated, the limiting piece 501 is disengaged from the first limiting slot 601 and the second limiting slot 602, so that the cover body 302 is opened on the box body 301, and then under the action of the elastic force, the block 402 is disengaged from the slot 401, so that the first inner wire 101 and the connector 300 are disconnected, thereby achieving an anti-theft effect.

[0031] More preferably, the bayonet 500 is coaxially connected to one end of the first outer thread 102, and the first inner thread 101 is coaxial and can movably pass through the bayonet 500. In this embodiment, the bayonet 500 is a roughly cylindrical structure, one end of the bayonet 500 is coaxially connected to the end of the first outer thread 102, and the first inner thread 101 coaxially passes through the end of the bayonet 500. A receiving groove is provided at one end of the box body 301, and the receiving groove is for the bayonet 500 to be placed. When the bayonet 500 is placed in the receiving groove, the limiting plate 501 can be axially adapted to the first limiting groove 601 and The second limiting groove 602, under the elastic force of the elastic member 800, makes the limiting plate 501 tightly press against the first limiting groove 601 and the second limiting groove 602, forming a stable stress state, and the pin 500 can move axially in the receiving groove, and the axial movement of the pin 500 in the receiving groove is greater than the axial movement of the limiting plate 501 relative to the first limiting groove 601, that is, when the limiting plate 501 escapes from the first limiting groove 601 and the second limiting groove 602, the pin 500 will not escape from the receiving groove, so as to be reinstalled later.

[0032] More preferably, the length of the first drawing segment 100 is greater than that of the second drawing segment 200, so that the first drawing segment 100 extends to the outside where it is easily touched by illegal personnel, so that the connection point between the first drawing segment 100 and the connector 300 is in a safe position behind the radiator, thereby improving anti-theft performance.

[0033] It should be noted that the phrases "one embodiment", "an embodiment", "an exemplary embodiment", "some embodiments", etc. mentioned in the specification indicate that the described embodiments may include certain features, structures or characteristics, but not every embodiment may include the certain features, structures or characteristics. In addition, such phrases do not necessarily refer to the same embodiment. In addition, when describing certain features, structures or characteristics in conjunction with an embodiment, it is within the knowledge of those skilled in the art to implement such features, structures or characteristics in conjunction with other embodiments, whether explicitly or not explicitly described.

[0034] It should be easily understood that “on,” “above,” and “over” in the present disclosure should be interpreted in the broadest manner, so that “on” not only means “directly on something,” but also includes the meaning of “on something” with intervening features or layers therebetween, and “above” or “over” not only includes the meaning of “above” or “over,” but also may include the meaning of “above” or “over something” with no intervening features or layers therebetween (i.e., directly on something).

[0035] In addition, spatially relative terms, such as "below," "below," "beneath," "above," "above," etc., may be used herein for ease of description to describe the relationship of one element or feature relative to other elements or features as shown in the figures. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation shown in the figures. The device may have other orientations (rotated 90 degrees or at other orientations), and the spatially relative descriptors used herein may likewise be interpreted accordingly.

[0036] It should be noted that, in this article, relational terms such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0037] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit it. Although the present application has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. An engine hood unlocking device with anti-theft function, characterized in that: include: A first wire drawing section comprises a first inner wire and a first outer wire, both of which are elongated members, and the first inner wire can be movably inserted into the first outer wire; The second wire drawing section is an elongated member; A connector, wherein the first wire drawing section and the second wire drawing section are detachably connected via the connector; Among them, one end of the first inner thread is used to connect to the cab handle, the other end of the first inner thread is connected to one end of the second drawing segment through the connector, the other end of the second drawing segment is used to connect to the engine hood locking device, and when the first outer thread moves relative to the first inner thread along the length direction, the connector releases the first inner thread.

2. The engine hood unlocking device with anti-theft function according to claim 1, characterized in that: The connector includes a box body, which is provided with a card slot, the card slot has an opening, one end of the first inner thread is provided with a card block, the card block can be adapted to the card slot with the opening of the card slot to engage with the card slot, a cover body is provided on the box body, one end of the first outer thread is provided with a card pin, the card pin is used to combine the cover body and the box body to limit the card block from falling out of the card slot, and when the first outer thread drives the card pin to move axially, the cover body and the box body are released, so that the card block falls out of the card slot.

3. The engine hood unlocking device with anti-theft function according to claim 2, characterized in that: One end of the cover body is hinged to the box body, the other end of the cover body is provided with a first limit groove, the box body is provided with a second limit groove, and the bayonet is provided with a limit plate. When the first limit groove and the second limit groove are aligned, the limit plate is adapted to the first limit groove and the second limit groove to realize the combination of the box body and the cover body.

4. The engine hood unlocking device with anti-theft function according to claim 2, characterized in that: A slot is provided on one side of the slot, and the slot is used for inserting the first inner thread so that the clamping block and the side of the slot are tightly clamped.

5. The engine hood unlocking device with anti-theft function according to claim 4, characterized in that: The side of the card slot used for pressing against the card block is tilted so that the card block and the card slot can be disengaged from each other when the cover body and the box body are disengaged.

6. The engine hood unlocking device with anti-theft function according to claim 5, characterized in that: A movable seat is movably arranged in the box body, the card slot is arranged on the movable seat, and the movable seat and the box body are connected by an elastic member so that the card block and the card slot are elastically offset against each other.

7. The engine hood unlocking device with anti-theft function according to claim 3, characterized in that: The bayonet pin is coaxially connected to one end of the first outer thread, and the first inner thread is coaxial and can movably pass through the bayonet pin.

8. The engine hood unlocking device with anti-theft function according to claim 7, characterized in that: One end of the box body is provided with a receiving groove for the bayonet to be placed in. When the bayonet is placed in the receiving groove, the limiting piece can be axially adapted to the first limiting groove and the second limiting groove.

9. The engine hood unlocking device with anti-theft function according to claim 8, characterized in that: The axial movement amount of the bayonet in the accommodating groove is greater than the axial movement amount of the limiting plate relative to the first limiting groove.

10. The engine hood unlocking device with anti-theft function according to claim 1, characterized in that: The length of the first wire drawing section is greater than the length of the second wire drawing section.

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