Back door lock catch assembly and vehicle with same

Abstract

The utility model discloses a back door lock catch assembly and a vehicle with the back door lock catch assembly. Belongs to the technical field of vehicles, the back door lock catch assembly comprises a mounting base, a decorative cover, a lock catch and a dustproof cover, the mounting base is provided with a mounting area, the mounting area is provided with a vehicle body connecting hole suitable for being connected with a vehicle body, the decorative cover is mounted on the side, away from the vehicle body, of the mounting base, and the decorative cover is provided with an assembly avoiding hole corresponding to the mounting area; when the back door lock catch assembly is assembled and debugged, the lock catch, the mounting base and the decorative cover can be assembled firstly, and an operator can adjust the position of the mounting base relative to a vehicle body through the assembly avoiding hole in the decorative cover, so that the lock catch is matched with the lock body in position, and the dust cover is detachably mounted in the assembly avoiding hole. The decorative cover does not need to be disassembled in the debugging process, and therefore the convenience of installation and debugging of the back door lock catch assembly is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicles, in particular to a rear door latch assembly and a vehicle with the rear door latch assembly. Background Art

[0002] The rear door latch assembly of the vehicle is usually fixed to the body of the vehicle by screws. When the rear door is closed, the rear door latch assembly is adapted to be locked with the lock body on the rear door to keep the rear door in a closed state.

[0003] In the related art, the tailgate lock assembly of the vehicle has a decorative panel for covering the screws to enhance the aesthetics of the vehicle. After the operator installs the tailgate lock assembly to the vehicle body, it may be necessary to adjust the position of the tailgate lock assembly several times to match the position of the tailgate lock assembly with the lock body on the tailgate to ensure that the lock body can lock with the tailgate lock assembly. When the operator is adjusting the position of the tailgate lock assembly, the decorative panel will hinder the operator's operation. Each time the position of the tailgate lock assembly is adjusted, the decorative panel needs to be removed, which makes the installation and debugging of the tailgate lock assembly very inconvenient. Utility Model Content

[0004] The utility model aims to solve at least one of the above-mentioned technical problems in the prior art to a certain extent. To this end, the utility model provides a rear door lock assembly, which is convenient for installation and debugging of the rear door lock assembly.

[0005] The utility model also provides a vehicle with the rear door latch assembly.

[0006] According to the embodiment of the utility model, the tailgate lock assembly includes: a mounting seat, a decorative cover, a lock and a dust cover, the mounting seat having a mounting area, the mounting area having a body connection hole suitable for connecting to a body; the decorative cover is installed on a side of the mounting seat away from the body, the decorative cover has an assembly avoidance hole, the assembly avoidance hole corresponds to the mounting area; the lock is passed through the assembly avoidance hole and connected to the mounting area; the dust cover is detachably installed on the assembly avoidance hole.

[0007] According to the rear door lock assembly of the embodiment of the utility model, the dust cover can be detachably installed on the assembly avoidance hole. When assembling and debugging the rear door lock assembly, the lock, the mounting seat and the decorative cover can be assembled first. The operator can adjust the position of the mounting seat relative to the vehicle body through the assembly avoidance hole on the decorative cover to match the position of the lock and the lock body, and then install the dust cover. The decorative cover does not need to be removed during the debugging process, which is conducive to improving the convenience of installation and debugging of the rear door lock assembly.

[0008] According to some embodiments of the utility model, the mounting seat includes a base plate and a first arm and a second arm connected to the base plate, and the base plate has the mounting area; the tailgate lock assembly also includes: a first limit block and a second limit block, the first limit block is installed on the first arm, and the second limit block is installed on the second arm; in the width direction of the vehicle, the lock is located between the first arm and the second arm, the first limit block and the second limit block are arranged opposite to each other, and the first limit block and the second limit block are suitable for clamping the lock body locked with the lock.

[0009] According to some embodiments of the present invention, the first limiting block and the second limiting block are both made of rubber.

[0010] According to some embodiments of the present invention, the decorative cover defines a lock body receiving groove, a portion of the lock buckle, a portion of the first limit block and a portion of the second limit block are all located in the lock body receiving groove, and the mounting seat is located outside the lock body receiving groove.

[0011] According to some embodiments of the utility model, the first support arm has a first opening groove, the maximum groove width of the first opening groove is greater than the width of its groove opening, and the first limit block has an interference fit with the inner wall of the first opening groove; the second support arm has a second opening groove, the maximum groove width of the second opening groove is greater than the width of its groove opening, and the second limit block has an interference fit with the inner wall of the second opening groove.

[0012] According to some embodiments of the present invention, both the first opening groove and the second opening groove are polygonal grooves.

[0013] According to some embodiments of the utility model, the first arm is provided with a first flange, and the first flange abuts and cooperates with the first limit block; the second arm is provided with a second flange, and the second flange abuts and cooperates with the second limit block.

[0014] According to some embodiments of the present utility model, the mounting seat has a decorative cover mounting hole, and the decorative cover has a mounting pin that is snap-fitted with the decorative cover mounting hole.

[0015] According to some embodiments of the present invention, the installation area has a raised portion, the raised portion has a lock mounting hole, the lock is connected to the lock mounting hole, and the vehicle body connection hole is located on the outside of the raised portion.

[0016] According to another embodiment of the utility model, a vehicle includes: a tailgate latch assembly and a tailgate, wherein the tailgate latch assembly is the tailgate latch assembly described above; the tailgate is provided with a lock body, and the lock body is suitable for locking with the latch.

[0017] According to the vehicle of the embodiment of the utility model, the dust cover of the tailgate lock assembly can be detachably installed on the assembly avoidance hole. When assembling and debugging the tailgate lock assembly, the lock, the mounting seat and the decorative cover can be assembled first. The operator can adjust the position of the mounting seat relative to the vehicle body through the assembly avoidance hole on the decorative cover to match the position of the lock and the lock body, and then install the dust cover. The decorative cover does not need to be removed during the debugging process, which is conducive to improving the convenience of installation and debugging of the tailgate lock assembly.

[0018] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a three-dimensional diagram of a rear door latch assembly according to an embodiment of the utility model;

[0020] Figure 2 The three-dimensional mounting base according to the embodiment of the utility model Figure 1 ;

[0021] Figure 3 The three-dimensional mounting base according to the embodiment of the utility model Figure 2 ;

[0022] Figure 4 is a three-dimensional diagram of a decorative cover according to an embodiment of the utility model;

[0023] Figure 5 It is a schematic diagram of the back door latch assembly and the lock body when locked according to an embodiment of the utility model.

[0024] Reference numerals:

[0025] Mounting base 1; bottom plate 11; vehicle body connection hole 111; raised portion 112; buckle mounting hole 1121; groove 1122; decorative cover mounting hole 113; first arm 12; first opening slot 121; first flange 122; second arm 13; second opening slot 131; second flange 132;

[0026] Decorative cover 2; assembly avoidance hole 21; lock body receiving groove 22; mounting pin 23; first through hole 24; second through hole 25;

[0027] Lock buckle 3; dust cover 4; first limit block 5; second limit block 6; fastener 7;

[0028] Back door latch assembly 10;

[0029] Lock body 20. DETAILED DESCRIPTION

[0030] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0031] In the description of the present invention, it should be understood that the terms "width", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0032] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0033] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or can communicate with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0034] Combine the following Figure 1-Figure 5 The tailgate latch assembly 10 and the vehicle having the same according to an embodiment of the present invention are described in detail.

[0035] Reference Figure 1-Figure 4 As shown, according to the embodiment of the utility model, the tailgate lock assembly 10 includes: a mounting seat 1, a decorative cover 2, a lock 3 and a dust cover 4, the mounting seat 1 has a mounting area, the mounting area has a body connection hole 111 suitable for connecting to the body, the decorative cover 2 is installed on the side of the mounting seat 1 away from the body, the decorative cover 2 has an assembly avoidance hole 21, the assembly avoidance hole 21 corresponds to the mounting area, the lock 3 is penetrated through the assembly avoidance hole 21 and connected to the mounting area, and the dust cover 4 is detachably installed on the assembly avoidance hole 21.

[0036] When installing and debugging the tailgate lock assembly 10, the lock 3, the mounting seat 1 and the decorative cover 2 can be assembled first, and then the position of the lock 3 and the lock body 20 on the tailgate can be matched and debugged. After the debugging is completed, the dust cover 4 can be finally installed in the assembly avoidance hole 21 to facilitate the adjustment of the position of the lock 3 through the assembly avoidance hole 21 during the debugging process, thereby avoiding repeated disassembly of the decorative cover 2.

[0037] Specifically, the operator can first rivet the lock catch 3 and the mounting base 1, and then insert the fastener 7 into the vehicle body connection hole 111 and cooperate with the vehicle body to fix the mounting base 1 to the vehicle body, and then fix the decorative cover 2 to the mounting base 1. Subsequently, the operator can try to close the tailgate of the vehicle. If the position of the lock body 20 on the tailgate does not match the position of the lock catch 3 on the tailgate lock assembly 10, it is difficult for the lock body 20 to lock with the lock catch 3. At this time, the operator can use a tool (such as a screwdriver, a wrench, etc.) to reach into the assembly avoidance hole 21 and adjust the fastener 7 to readjust the mounting base. 1 relative to the vehicle body, and the above process is continuously repeated until the lock body 20 and the lock buckle 3 can be successfully locked, and then the dust cover 4 is installed in the assembly avoidance hole 21, so as to complete the installation and debugging of the back door lock buckle assembly 10. In the process of adjusting the positions of the mounting seat 1, the decorative cover 2 and the lock buckle 3 as a whole, there is no need to remove the decorative cover 2. The assembly avoidance hole 21 can avoid the interference between the fastener 7 and the decorative cover 2, and can also avoid the interference between the tool used to operate the fastener 7 and the decorative cover 2, so as to facilitate the installation and debugging of the back door lock buckle assembly 10. The fastener 7 can be a screw.

[0038] After the dust cover 4 is installed in the assembly avoidance hole 21, the dust cover 4 can prevent impurities such as sand, dust, etc. from entering the vehicle body through the assembly avoidance hole 21, thereby avoiding the impurities from colliding with the vehicle body and making abnormal noises during driving, which is beneficial to improving the user experience. At the same time, the dust cover 4 can also cover the fastener 7, which is beneficial to improving the aesthetics of the tailgate lock assembly 10, enhancing user perception, and enhancing product competitiveness.

[0039] In addition, when the connection between the fastener 7 and the vehicle body becomes loose and the tailgate lock assembly 10 needs maintenance, the dust cover 4 can be removed from the assembly avoidance hole 21, and the fastener 7 connected to the vehicle body through the vehicle body connection hole 111 can be adjusted, so that the tailgate lock assembly 10 can be maintained without disassembling the overall structure of the tailgate lock assembly 10, thereby facilitating the maintenance of the tailgate lock assembly 10.

[0040] Among them, the dust cover 4 may have a snap-on protrusion, which is suitable for penetrating the assembly avoidance hole 21 and snap-fitting with the assembly avoidance hole 21. When installing the dust cover 4, the snap-on protrusion of the dust cover 4 is inserted into the assembly avoidance hole 21 and snap-fitting with the assembly avoidance hole 21. When removing the dust cover 4, the snap-on protrusion is forcefully pulled out of the assembly avoidance hole 21, so that the dust cover 4 can be removed from the assembly avoidance hole 21. The installation and removal of the dust cover 4 are simple and convenient.

[0041] In addition, the decorative cover 2 is installed on the side of the mounting base 1 away from the vehicle body. The decorative cover 2 can cover the mounting base 1, which is beneficial to improving the aesthetics of the tailgate latch assembly 10, improving the user experience, and improving product competitiveness.

[0042] According to the rear door lock assembly 10 of the embodiment of the utility model, the dust cover 4 can be detachably installed in the assembly avoidance hole 21. When assembling and debugging the rear door lock assembly 10, the lock 3, the mounting seat 1 and the decorative cover 2 can be assembled first. The operator can adjust the position of the mounting seat 1 relative to the vehicle body through the assembly avoidance hole 21 on the decorative cover 2 to match the position of the lock 3 with the lock body 20, and then install the dust cover 4. The decorative cover 2 does not need to be removed during the debugging process, which is conducive to improving the convenience of installation and debugging of the rear door lock assembly 10.

[0043] In some embodiments of the present invention, referring to Figure 1-Figure 3 As shown, the mounting area of ​​the mounting base 1 has a plurality of body connection holes 111, and the plurality of body connection holes 111 can be fixedly connected to the body through a plurality of one-to-one corresponding fasteners 7 to enhance the connection strength between the mounting base 1 and the body, thereby facilitating enhancement of the stability and reliability of the connection between the mounting base 1 and the body.

[0044] In some embodiments of the present invention, referring to Figure 1 and Figure 5 As shown, the mounting base 1 includes a bottom plate 11 and a first arm 12 and a second arm 13 connected to the bottom plate 11, the bottom plate 11 has a mounting area, and the back door lock assembly 10 also includes: a first limit block 5 and a second limit block 6, the first limit block 5 is installed on the first arm 12, and the second limit block 6 is installed on the second arm 13, in the width direction of the vehicle ( Figure 1 and Figure 5 In the left and right directions), the lock buckle 3 is located between the first arm 12 and the second arm 13, the first limit block 5 and the second limit block 6 are relatively arranged, and the first limit block 5 and the second limit block 6 are suitable for clamping the lock body 20 locked with the lock buckle 3 to prevent the lock body 20 from shaking in the width direction of the vehicle, thereby preventing the tailgate where the lock body 20 is located from shaking, which is beneficial to reduce the risk of abnormal vibration and noise of the tailgate.

[0045] Reference Figure 5As shown, when the tailgate of the vehicle is closed, the lock body 20 on the tailgate is locked with the lock buckle 3. At the same time, in the width direction of the vehicle, the first limit block 5 and the second limit block 6 are respectively fitted with the two ends of the lock body 20 to limit the lock body 20 and prevent the lock body 20 from shaking in the width direction of the vehicle, thereby preventing the tailgate from shaking in the width direction of the vehicle, which is beneficial to reduce the risk of abnormal vibration and noise of the tailgate.

[0046] Among them, the length of the first limit block 5 fitting with one end of the lock body 20 is L1, and the length of the second limit block 6 fitting with the other end of the lock body 20 is L2. L1 and L2 respectively satisfy the relationship: L1≥15mm, L2≥15mm, which is beneficial to increase the fitting area between the first limit block 5 and the lock body 20, and increase the fitting area between the second limit block 6 and the lock body 20, thereby helping to improve the limiting effect of the first limit block 5 and the second limit block 6 on the lock body 20.

[0047] In the related art, in the width direction of the vehicle, the vehicle body is provided with positioning blocks on both sides of the tailgate opening, and limit blocks are provided on both sides of the tailgate. When the tailgate is closed, the positioning blocks are suitable for abutting against the limit blocks to limit the tailgate in the width direction of the vehicle to prevent the tailgate from shaking in the width direction of the vehicle.

[0048] According to the tailgate latch assembly 10 of the embodiment of the utility model, when the latch 3 is locked with the lock body 20 on the tailgate, the first limit block 5 and the second limit block 6 can limit the lock body 20 in the width direction of the vehicle to prevent the tailgate from shaking, thereby eliminating the limit blocks, positioning blocks, mounting bolts used to connect the limit blocks to the tailgate, and mounting bolts used to connect the positioning blocks to the vehicle body in the related art, thereby reducing the number of vehicle parts, which is beneficial to reducing the weight of the entire vehicle and saving the development cost of the entire vehicle.

[0049] In some embodiments of the utility model, the first limit block 5 and the second limit block 6 are both made of rubber material. The first limit block 5 and the second limit block 6 made of rubber material have good buffering performance. The first limit block 5 and the second limit block 6 can effectively reduce the vibration and impact transmitted from the lock body 20 to the vehicle body, so as to play a role in vibration reduction and buffering, thereby helping to reduce the risk of abnormal vibration and noise and enhance the user experience. In addition, the cost of rubber material is relatively low, which is conducive to reducing the manufacturing cost of the rear door lock assembly 10.

[0050] In some embodiments of the present invention, the structures of the first limit block 5 and the second limit block 6 can be the same, and can be manufactured using the same mold to achieve one mold with multiple parts, which is beneficial to reducing the development cost of the mold.

[0051] In some embodiments of the present invention, referring to Figure 1 and Figure 2As shown, the decorative cover 2 defines a lock body receiving groove 22, a portion of the lock buckle 3, a portion of the first limit block 5 and a portion of the second limit block 6 are all located in the lock body receiving groove 22, and the portions of the lock buckle 3, the first limit block 5 and the second limit block 6 in the receiving groove 22 are all suitable for cooperating with the lock body 20 of the tailgate, and the mounting seat 1 is located outside the lock body receiving groove 22. The decorative cover 2 can shield the mounting seat 1 to enhance the aesthetics of the tailgate lock buckle assembly 10, thereby helping to enhance product competitiveness.

[0052] In addition, impurities blocked by the dust cover 4 can accumulate in the lock body receiving groove 22. The opening direction of the lock body receiving groove 22 is away from the vehicle body, so that when the tailgate of the vehicle is opened, it is convenient for the user to observe the lock body receiving groove 22. If the user observes that impurities are accumulated in the lock body receiving groove 22, the user can clean the impurities from the opening of the lock body receiving groove 22 to the outside of the vehicle, which is convenient for cleaning.

[0053] In some embodiments of the present invention, the decorative cover 2 can overlap with the threshold trim of the vehicle body, which is beneficial to improving the stability and reliability of the connection between the tailgate lock assembly 10 and the vehicle body. In addition, the decorative cover 2 and the dust cover 4 can prevent impurities such as sand, dust and so on from falling into the threshold trim, so as to avoid the impurities colliding with the threshold trim and making abnormal noises when driving, thereby helping to improve the user experience.

[0054] In the related art, a trim panel rotatably connected to the door sill is provided at the door sill of the vehicle body, and a spring is connected between the trim panel and the door sill. After the tailgate is opened, the spring can drive the trim panel to rotate away from the lock so that the trim panel blocks the lock. When the user opens and closes the tailgate, the tailgate will collide with the trim panel and make an abnormal noise, and the sound quality when the user opens and closes the tailgate is poor.

[0055] According to the rear door latch assembly 10 of the embodiment of the utility model, the mounting seat 1 is located outside the lock body receiving groove 22, and the decorative cover 2 can cover the mounting seat 1 to improve the aesthetics of the rear door latch assembly 10. The spring and the structure for rotatably connecting the decorative panel and the door sill in the related technology can be eliminated to reduce the parts of the vehicle, which is beneficial to reduce the weight of the whole vehicle and save the development cost of the whole vehicle. At the same time, the receiving groove of the decorative cover 2 can accommodate the lock body 20, which can prevent the rear door from colliding with the decorative cover 2 and making abnormal noise when opening and closing, which is beneficial to improve the sound quality when the user opens and closes the rear door, and improve the user's perception when opening and closing the rear door. In addition, the rear door latch assembly 10 has a simple structure and is convenient for line assembly.

[0056] In some embodiments of the present invention, referring to Figure 1-Figure 3As shown, the first arm 12 has a first opening groove 121, the maximum groove width of the first opening groove 121 is greater than the width of its groove opening, the first limit block 5 is interference fit with the inner wall of the first opening groove 121, so that the first limit block 5 is installed on the first arm 12, the second arm 13 has a second opening groove 131, the maximum groove width of the second opening groove 131 is greater than the width of its groove opening, and the second limit block 6 is interference fit with the inner wall of the second opening groove 131, so that the second limit block 6 is installed on the second arm 13.

[0057] It can be understood that the maximum slot width of the first opening slot 121 is greater than the width of its slot opening to prevent the first limit block 5 from falling out of the slot, which is beneficial to improving the stability and reliability of the connection between the first limit block 5 and the first arm 12. The maximum slot width of the second opening slot 131 is greater than the width of its slot opening to prevent the second limit block 6 from falling out of the slot, which is beneficial to improving the stability and reliability of the connection between the second limit block 6 and the second arm 13, thereby helping to improve the stability and reliability of the first limit block 5 and the second limit block 6 in clamping the lock body 20.

[0058] Reference Figure 2 and Figure 3 As shown, the notch of the first opening groove 121 has an inclined surface, which can play a guiding role, making it easy for the first limit block 5 to be inserted into the first opening groove 121; the notch of the second opening groove 131 has an inclined surface, which can play a guiding role, making it easy for the second limit block 6 to be inserted into the second opening groove 131, thereby facilitating the assembly of the rear door lock assembly 10.

[0059] In some embodiments of the present invention, referring to Figure 2 and Figure 3 As shown, both the first opening slot 121 and the second opening slot 131 are polygonal slots, and the multiple sides of the first opening slot 121 can limit the first limiting block 5 in multiple directions to prevent the first limiting block 5 from rotating in the first opening slot 121, which is conducive to further improving the stability and reliability of the connection between the first limiting block 5 and the first support arm 12, and the multiple sides of the second opening slot 131 can limit the second limiting block 6 in multiple directions to prevent the second limiting block 6 from rotating in the second opening slot 131, which is conducive to further improving the stability and reliability of the connection between the second limiting block 6 and the second support arm 13, thereby facilitating the first limiting block 5 and the second limiting block 6 to stably clamp the lock body 20. Among them, the second opening slot 131 can be a polygonal slot such as a triangular slot, a rectangular slot, an "X"-shaped slot, etc.

[0060] In some embodiments of the present invention, referring to Figure 2 and Figure 3As shown, the first arm 12 is provided with a first flange 122, which is in abutment with the first limit block 5, and the second arm 13 is provided with a second flange 132, which is in abutment with the second limit block 6. The first flange 122 can support and limit the first limit block 5, thereby facilitating further improving the stability and reliability of the connection between the first limit block 5 and the first arm 12, and the second flange 132 can support and limit the second limit block 6, thereby facilitating further improving the stability and reliability of the connection between the second limit block 6 and the second arm 13.

[0061] In some embodiments of the present invention, referring to Figure 4 As shown, in the width direction of the vehicle, the decorative cover 2 is provided with a first through hole 24 and a second through hole 25 which are spaced apart from each other. The first limit block 5 is suitable for penetrating the first through hole 24 to limit the first limit block 5 and prevent the first limit block 5 from escaping from the notch of the first opening groove 121. The second limit block 6 is suitable for penetrating the second through hole 25 to limit the second limit block 6 and prevent the second limit block 6 from escaping from the notch of the second opening groove 131.

[0062] In some embodiments of the present invention, referring to Figure 1-Figure 4 As shown, the mounting base 1 has a decorative cover mounting hole 113, and the decorative cover 2 has a mounting pin 23 that is snap-fitted with the decorative cover mounting hole 113. When installing the decorative cover 2, the mounting pin 23 of the decorative cover 2 is inserted into the decorative cover mounting hole 113 of the mounting base 1 and snap-fitted with the mounting hole, so that the decorative cover 2 can be installed on the side of the mounting base 1 away from the vehicle body. The installation operation of the decorative cover 2 is simple and convenient.

[0063] Reference Figure 1-Figure 4 As shown, the mounting base 1 has a plurality of decorative cover mounting holes 113, and the decorative cover 2 has a plurality of mounting pins 23. The plurality of decorative cover mounting holes 113 correspond one to one with the plurality of mounting pins 23. The plurality of mounting pins 23 can form a plurality of groups of snap-fits with the plurality of decorative cover mounting holes 113 to enhance the connection strength between the decorative cover 2 and the mounting base 1, thereby facilitating enhancing the stability and reliability of the connection between the decorative cover 2 and the mounting base 1.

[0064] In some embodiments of the present invention, referring to Figure 2 As shown, the mounting area has a protrusion 112, the protrusion 112 has a lock mounting hole 1121, the lock 3 is connected to the lock mounting hole 1121, and the body connection hole 111 is located outside the protrusion 112. When the back door lock assembly 10 is installed on the body or the position of the back door lock assembly 10 is adjusted, the fastener 7 used to connect the body connection hole 111 and the body can be prevented from interfering with the lock 3, and the tool used to operate the fastener 7 can also be prevented from interfering with the lock 3, so as to facilitate the installation and adjustment of the back door lock assembly 10. Among them, the lock 3 can be connected to the lock mounting hole 1121 by riveting.

[0065] It can be understood that the raised portion 112 can strengthen the local structural strength of the mounting base 1 and improve the local bearing capacity, thereby helping to reduce the risk of local deformation or damage of the mounting base 1 at the connection with the lock 3, and improving the stability and reliability of the connection between the lock 3 and the mounting base 1, which in turn helps to increase the service life of the tailgate lock assembly 10.

[0066] Reference Figure 2 and Figure 3 As shown, the raised portion 112 protrudes in the direction away from the vehicle body, and a groove 1122 is formed on the raised portion 112 on the side close to the vehicle body. The groove 1122 is suitable for accommodating the portion of the lock buckle 3 that protrudes toward the vehicle body when the lock buckle mounting hole 1121 is riveted. When the mounting base 1 is installed to the vehicle body, interference between the lock buckle 3 and the vehicle body can be avoided, so as to facilitate the installation of the mounting base 1.

[0067] Reference Figure 1-Figure 4 As shown, the raised portion 112 has two lock mounting holes 1121, the lock 3 is a "U"-shaped lock, and the two ends of the lock 3 are fixedly connected to the two lock mounting holes 1121 respectively to improve the connection strength between the lock 3 and the mounting seat 1, which is beneficial to improve the stability and reliability of the connection between the lock 3 and the mounting seat 1. The mounting area has two body connecting holes 111 on the outer side of the raised portion 112, and the connecting line of the two lock mounting holes 1121 intersects with the connecting line of the two body connecting holes 111. The shape of the intersection of the two connecting lines is "X"-shaped, and the shape of the assembly avoidance hole 21 on the decorative cover 2 is correspondingly set to "X"-shaped, and the dust cover 4 is an "I"-shaped cover. When the dust cover 4 is installed on the decorative cover 2, interference between the dust cover 4 and the lock 3 can be avoided.

[0068] In some embodiments of the present invention, the material of the lock buckle 3 can be SCM435 (alloy structural steel), the material of the first limit block 5 and the second limit block 6 can both be EPDM (ethylene propylene diene monomer rubber), the material of the dust cover 4 and the decorative cover 2 can be PA6 (nylon 6), and the material of the mounting base 1 can be SPHC (hot-rolled steel plate).

[0069] According to another embodiment of the utility model, a vehicle includes: a tailgate latch assembly 10 and a tailgate. The tailgate latch assembly 10 is the tailgate latch assembly 10 of the above embodiment. The tailgate is provided with a lock body 20. The lock body 20 is suitable for locking with the latch 3 to keep the tailgate closed.

[0070] According to the vehicle of the embodiment of the utility model, the dust cover 4 of the tailgate lock assembly 10 can be detachably installed in the assembly avoidance hole 21. When assembling and debugging the tailgate lock assembly 10, the lock 3, the mounting seat 1 and the decorative cover 2 can be assembled first. The operator can adjust the position of the mounting seat 1 relative to the vehicle body through the assembly avoidance hole 21 on the decorative cover 2 to match the position of the lock 3 with the lock body 20, and then install the dust cover 4. The decorative cover 2 does not need to be removed during the debugging process, which is beneficial to improving the convenience of installation and debugging of the tailgate lock assembly 10.

[0071] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine different embodiments or examples described in this specification.

[0072] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A rear door latch assembly, characterized in that: include: A mounting seat (1), the mounting seat (1) having a mounting area, the mounting area having a vehicle body connection hole (111) suitable for connection with a vehicle body; A decorative cover (2), the decorative cover (2) being mounted on a side of the mounting seat (1) away from the vehicle body, the decorative cover (2) having an assembly avoidance hole (21), the assembly avoidance hole (21) corresponding to the mounting area; A lock buckle (3), the lock buckle (3) being passed through the assembly avoidance hole (21) and connected to the installation area; A dust cover (4), wherein the dust cover (4) is detachably mounted on the assembly avoidance hole (21).

2. The rear door latch assembly according to claim 1, characterized in that: The mounting seat (1) comprises a base plate (11) and a first support arm (12) and a second support arm (13) connected to the base plate (11), and the base plate (11) has the mounting area; The rear door lock assembly further comprises: a first limit block (5) and a second limit block (6), wherein the first limit block (5) is mounted on the first support arm (12), and the second limit block (6) is mounted on the second support arm (13); In the width direction of the vehicle, the lock buckle (3) is located between the first support arm (12) and the second support arm (13), the first limit block (5) and the second limit block (6) are arranged opposite to each other, and the first limit block (5) and the second limit block (6) are suitable for clamping a lock body (20) locked with the lock buckle (3).

3. The rear door latch assembly according to claim 2, characterized in that: The first limiting block (5) and the second limiting block (6) are both made of rubber material.

4. The rear door latch assembly according to claim 2, characterized in that: The decorative cover (2) defines a lock body receiving groove (22), a portion of the lock buckle (3), a portion of the first limit block (5) and a portion of the second limit block (6) are all located in the lock body receiving groove (22), and the mounting seat (1) is located outside the lock body receiving groove (22).

5. The rear door latch assembly according to claim 2, characterized in that: The first support arm (12) has a first opening groove (121), the maximum groove width of the first opening groove (121) is greater than the width of the groove opening, and the first limiting block (5) is interference-fitted with the inner wall of the first opening groove (121); The second support arm (13) has a second opening groove (131), the maximum groove width of the second opening groove (131) is greater than the width of the groove opening, and the second limiting block (6) is interference-fitted with the inner wall of the second opening groove (131).

6. The rear door latch assembly according to claim 5, characterized in that: The first opening groove (121) and the second opening groove (131) are both polygonal grooves.

7. The rear door latch assembly according to any one of claims 2 to 6, characterized in that: The first support arm (12) is provided with a first flange (122), and the first flange (122) is in abutment with the first limiting block (5); The second support arm (13) is provided with a second flange (132), and the second flange (132) is in abutment with the second limiting block (6).

8. The tailgate latch assembly according to claim 1, characterized in that: The mounting seat (1) has a decorative cover mounting hole (113), and the decorative cover (2) has a mounting pin (23) that is snap-fitted with the decorative cover mounting hole (113).

9. The tailgate latch assembly according to claim 1, characterized in that: The installation area has a protruding portion (112), the protruding portion (112) has a lock buckle installation hole (1121), the lock buckle (3) is connected to the lock buckle installation hole (1121), and the vehicle body connection hole (111) is located outside the protruding portion (112).

10. A vehicle, characterized in that: include: A rear door lock assembly, wherein the rear door lock assembly is a rear door lock assembly according to any one of claims 1 to 9; A back door is provided with a lock body (20), wherein the lock body (20) is suitable for locking with the lock buckle (3).

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