Back door manual unlocking structure, back door assembly and vehicle

Abstract

The utility model provides a back door manual unlocking structure, a back door assembly and a vehicle, and belongs to the technical field of vehicle back door structures, the back door manual unlocking structure comprises a back door trim panel, a back door lock and a sliding plate; the back door lock is fixedly connected to the back door metal plate and provided with a switch push rod connected with a lock cylinder of the back door lock, and the switch push rod is used for being stressed to swing so as to drive the lock cylinder to rotate for unlocking. A mounting hole is formed in the position, corresponding to the switch push rod, of the back door interior trim panel, and the sliding plate is slidably connected to the mounting hole and connected with the switch push rod. The sliding plate is used for driving the switch push rod to swing when sliding in the mounting hole. According to the manual unlocking structure of the back door, the switch push rod can be driven to swing through the movement of the sliding plate only by shifting the sliding plate, so that the switch push rod drives the lock cylinder to rotate for unlocking, operation is easy and convenient, the sliding plate does not need to be detached, and the problem that the sliding plate is prone to being lost after being detached can be solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to vehicle technical field, concretely relates to a back door manual unlocking structure, back door assembly and vehicle. BACKGROUND

[0002] The back door assembly is installed at the tail of the vehicle for opening or closing the trunk, and a back door lock is arranged on the back door assembly. In order to meet the functional requirement of manually opening the back door in an emergency, a detachable cover plate is usually installed on the back door inner panel. When the back door needs to be opened, the cover plate needs to be removed, and the hand needs to be inserted into the interior to unlock the back door lock. This unlocking method needs to remove the cover plate, and the operation convenience is poor. Not only is the cover plate easy to be lost, but also the cover plate is easy to have a loose and abnormal sound after being detached and assembled for many times, which affects the use experience of the vehicle. SUMMARY

[0003] The utility model discloses a back door manual unlocking structure, back door assembly and vehicle, and aims at avoiding the loss and loose abnormal sound of the back door lock cover plate, and improving the operation convenience of manually opening the back door lock.

[0004] To achieve the above object, the utility model adopts the technical scheme of: first, a back door manual unlocking structure is provided, which comprises a back door inner panel, a back door lock and a sliding plate. The back door lock is fixedly connected to the back door panel, and the back door lock has a switch push rod connected to the lock core. The switch push rod is used for force swinging to drive the lock core to rotate and unlock. The sliding plate is slidingly connected to the back door inner panel and connected to the switch push rod. The sliding plate is used for sliding on the back door inner panel to drive the switch push rod to swing.

[0005] In combination with the first aspect, in a possible implementation manner, the back door inner panel is provided with a mounting hole corresponding to the part of the switch push rod, and the sliding plate is slidingly connected to the mounting hole. The sliding plate is provided with a force transmission link, and the force transmission link is in abutment with the switch push rod along the sliding direction of the sliding plate.

[0006] For example, one end of the mounting hole is provided with a shielding plate, and the shielding plate is used for jointly closing the mounting hole with the sliding plate. When the sliding plate slides in the mounting hole, the sliding plate overlaps the shielding plate.

[0007] For example, one end of the sliding plate is provided with an elastic reset member, the elastic reset member is located on the side away from the interior of the vehicle body of the shielding plate, and the elastic reset member is connected to the inner wall of the mounting hole to apply an elastic thrust force to the sliding plate.

[0008] In a possible implementation manner, one end of the sliding plate is provided with a guide rod, and the inner wall of one end of the mounting hole is provided with a guide hole. The guide rod is slidingly arranged in the guide hole, and the elastic reset member is sleeved on the guide rod.

[0009] Some embodiments, the end of the sliding plate away from the elastic reset member is provided with a buffer pad.

[0010] Some embodiments, the inner walls of the opposite sides of the mounting hole are respectively provided with sliding grooves, and the opposite side edges of the sliding plate are respectively provided with protruding ribs, each of which is respectively embedded in each sliding groove.

[0011] Illustratively, the side of the sliding plate towards the interior of the vehicle body is provided with an operating rib and a back door opening indication.

[0012] The back door manual unlocking structure has the advantages that: compared with the prior art, when emergency unlocking of the back door is needed, the back door manual unlocking structure only needs to rotate the sliding plate to drive the switch push rod to swing through the movement of the sliding plate, so that the switch push rod drives the lock cylinder to rotate and unlock, which is not only simple and convenient to operate, but also does not need to disassemble the sliding plate, and can avoid the problem of easy loss after disassembly of the sliding plate, and the problem of loose connection and abnormal sound caused by repeated disassembly.

[0013] By setting the mounting hole for mounting the sliding plate, the surface of the cover plate and the interior trim panel of the back door can be kept flush, thereby avoiding the protrusion of the sliding plate affecting the texture of the interior trim panel; meanwhile, considering the space distance between the cover plate and the back door lock, the sliding plate can drive the switch push rod to move through the abutting mode of the force transmission connecting rod and the switch push rod, and the switch push rod will not drive the sliding plate to move when unlocking outside the vehicle, thereby ensuring that the sliding plate is in a static state when unlocking outside the vehicle, and avoiding the problems of loose connection and abnormal sound caused by frequent movement of the sliding plate.

[0014] The sliding plate can cooperate with the shielding plate to close the mounting hole at ordinary times, thereby ensuring the integrity and appearance of the back door interior trim panel, and when the sliding plate is unlocked by sliding, the mounting hole can be opened, thereby enabling the fingers of the person inside the vehicle to extend into the mounting hole to directly operate the switch push rod for unlocking, thereby avoiding the situation that the back door lock cannot be unlocked in the case that the connection between the sliding plate and the switch push rod fails, and improving the flexibility of unlocking operation.

[0015] The elastic reset member pushes the sliding plate to keep the sliding plate in a closed state of the mounting hole, thereby ensuring the integrity and appearance of the back door interior trim panel, and the sliding plate can be automatically reset under the elastic force of the elastic reset member after unlocking is completed, thereby improving the operation convenience.

[0016] The guide rod not only improves the connection stability of the elastic reset member, but also provides a guiding effect for the movement of the sliding plate, thereby improving the stability of the movement of the sliding plate.

[0017] The buffer pad not only avoids rigid collision with the mounting hole when the sliding plate is automatically reset under the elastic force of the elastic reset member, but also ensures the abutment tightness between the end of the sliding plate and the inner wall of the mounting hole.

[0018] The skateboard is equipped with control ribs to improve the convenience of sliding the skateboard, and a rear door opening indicator is provided to help people inside the vehicle quickly find the manual opening position of the rear door.

[0019] Secondly, this utility model embodiment also provides a tailgate assembly, including the aforementioned tailgate manual unlocking structure.

[0020] The beneficial effects of the rear door assembly provided by this utility model are as follows: Compared with the prior art, the rear door assembly of this utility model adopts the above-mentioned manual unlocking structure of the rear door. Simply move the slide plate to drive the switch push rod to swing, so that the switch push rod drives the lock cylinder to rotate and unlock. It is not only simple and convenient to operate, but also does not require disassembling the slide plate, thus avoiding the problem of the slide plate being easily lost after being removed.

[0021] Thirdly, this utility model embodiment also provides a vehicle including the above-described tailgate assembly. The beneficial effect of the vehicle provided by this utility model is that it adopts a tailgate assembly with the above-described manual tailgate unlocking structure. Therefore, by manually moving the sliding plate, the switch push rod can be driven to swing, causing the switch push rod to drive the lock cylinder to rotate and unlock. This not only makes operation simple and convenient but also eliminates the need to disassemble the sliding plate, avoiding the problem of the sliding plate being easily lost after removal. Attached Figure Description

[0022] Figure 1 A three-dimensional structural diagram of the manual unlocking structure for the rear door provided in an embodiment of this utility model;

[0023] Figure 2 A front view schematic diagram of the manual unlocking structure for the rear door provided in an embodiment of this utility model;

[0024] Figure 3 For along Figure 2 Schematic diagram of the cross-sectional structure of the middle BB line;

[0025] Figure 4 For along Figure 2 Schematic diagram of the cross-sectional structure along line AA;

[0026] Figure 5 for Figure 4 A magnified schematic diagram of the structure at point C.

[0027] In the diagram: 10. Rear door interior trim panel; 100. Mounting hole; 101. Slide groove; 102. Cover plate; 103. Guide hole; 20. Rear door lock; 200. Switch push rod; 30. Slide plate; 31. Force transmission link; 32. Rib; 33. Elastic reset component; 34. Guide rod; 35. Buffer pad; 36. Operating rib; 37. Rear door opening indicator; 40. Snap-on. Detailed Implementation

[0028] In order to make the technical problems, technical solutions and beneficial effects of the utility model to be solved clearer and more apparent, the utility model will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model and do not limit the utility model.

[0029] It should be noted that when an element is referred to as being "disposed on", "connected to" another element, it can be directly on the other element or indirectly on the other element. It should be understood that the terms "length", "width", "upper", "lower", "front", "back", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the present application and simplify the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In the description of the present application, the meaning of "a plurality of" is two or more, unless otherwise explicitly and specifically limited.

[0030] Please refer to Figures 1 to 5 , the utility model provides a back door manual unlocking structure will be described. The back door manual unlocking structure, including back door interior trim 10, back door lock 20 and slide plate 30;Back door lock 20 is fixedly connected to back door metal, and back door lock 20 has the switch push rod 200 connected with its lock core, and the switch push rod 200 is used to swing under stress to drive the lock core to rotate and unlock;Slide plate 30 is slidingly connected to the mounting hole 100 and is connected with the switch push rod 200;Slide plate 30 is used to slide in the mounting hole 100 to drive the switch push rod 200 to swing.

[0031] It should be noted that in the present embodiment, the back door lock 20 is welded or screw-fixed to the inner wall of the back door metal, and the back door lock 20 cooperates with the lock catch 40 fixed to the edge of the back door opening to realize the locking of the back door. This part of structure is the same as the existing vehicle back door lock 20 locking mode, which will not be described in detail here.

[0032] The lock core part of the back door lock 20 in the embodiment penetrates the shell of the back door lock 20 and is connected with the switch push rod 200, the switch push rod 200 extends along the radial direction of the lock core, so that when the switch push rod 200 swings, the lock core can be rotated to complete the unlocking action; the sliding direction of the sliding plate 30 should be perpendicular to the extension direction of the switch push rod 200 or at least have a stable included angle so that the sliding plate 30 can drive the switch push rod 200 to stably swing when sliding. Specifically, if the switch push rod 200 is arranged horizontally, the sliding plate 30 is slidably connected with the two opposite vertical edges of the mounting hole 100, and the switch push rod 200 is driven to swing up and down by the sliding of the sliding plate 30; if the switch push rod 200 is arranged vertically, the sliding plate 30 is slidably connected with the upper and lower horizontal edges of the mounting hole 100, and the switch push rod 200 is driven to swing horizontally by the sliding of the sliding plate 30.

[0033] It should be understood that the connection between the sliding plate 30 and the switch push rod 200 in the embodiment can be direct connection or indirect connection through a force transmission member, as long as the linear motion of the sliding plate 30 can be transmitted to the swing motion of the switch push rod 200 around the lock core.

[0034] Compared with the prior art, the back door manual unlocking structure provided in the embodiment can drive the switch push rod 200 to swing by the movement of the sliding plate 30 when the back door needs to be unlocked in an emergency, so that the switch push rod 200 drives the lock core to rotate and unlock. The operation is simple and convenient, and the sliding plate 30 does not need to be disassembled, so that the problems of easy loss and loose connection after disassembly of the sliding plate 30 can be avoided.

[0035] In some embodiments, referring to Figure 1 and Figure 4 , the back door inner panel 10 is provided with a mounting hole 100 corresponding to the position of the switch push rod 200, and the sliding plate 30 is slidably connected to the mounting hole 100. The sliding plate 30 is provided with a force transmission link 31, and the force transmission link 31 abuts against the switch push rod 200 along the sliding direction of the sliding plate 30. The sliding plate 30 can close the mounting hole 100 in normal times, so as to ensure the integrity and appearance of the back door inner panel 10. When the sliding plate 30 slides to unlock, the mounting hole 100 can be opened, so that the person inside the vehicle can reach into the mounting hole 100 to directly operate the switch push rod 200 to unlock. Thus, in the case that the connection between the sliding plate 30 and the switch push rod 200 fails, the back door lock 20 cannot be unlocked, and the unlocking operation flexibility is improved.

[0036] Considering that the sliding plate 30 is slidingly connected in the mounting hole 100, there is a certain distance between the sliding plate 30 and the switch push rod 200, and the force transmission link 31 is used to establish force transmission therebetween, so that the sliding plate 30 drives the switch push rod 200 to swing through the force transmission link 31; specifically, the force transmission link 31 can be connected with the sliding plate 30 by screwing, welding or bonding, or can be integrally formed on the sliding plate 30; the force transmission link 31 is perpendicular or close to perpendicular to the plate surface of the sliding plate 30, and forms a cross abutting connection with the switch push rod 200, so that the switch push rod 200 can be poked to swing through the force transmission link 31 when the sliding plate 30 slides, and then the rotation unlocking of the lock cylinder is realized, which is simple and reliable in structure.

[0037] As a variant embodiment of the mounting hole 100, please refer to Figure 3 One end of the mounting hole 100 is provided with a shielding plate 102, which is used to cooperate with the sliding plate 30 to jointly close the mounting hole 100; the sliding plate 30 overlaps the shielding plate 102 when sliding in the mounting hole 100.

[0038] Since the sliding plate 30 slides in the mounting hole 100, the sliding plate 30 cannot completely close the mounting hole 100, which will cause the appearance defect problem of the back door inner panel 10, so the mounting hole 100 is provided with the shielding plate 102, which is used to close the local area of the mounting hole 100, and the sliding plate 30 closes the remaining area of the mounting hole 100; when the sliding plate 30 abuts against one end of the mounting hole 100 away from the shielding plate 102, the sliding plate 30 and the shielding plate 102 jointly close the mounting hole 100, thereby ensuring the appearance of the back door inner panel 10 in normal state; when the sliding plate 30 slides towards the shielding plate 102, on the one hand, the switch push rod 200 can be driven to swing to rotate and unlock the lock cylinder, and on the other hand, the sliding plate 30 can overlap the shielding plate 102, so that the mounting hole 100 is opened, thereby enabling the person inside the vehicle to put his hand into the mounting hole 100 to drive the switch push rod 200 to complete the unlocking in the case that the sliding plate 30 and the switch push rod 200 fail to connect, avoiding the situation that the back door cannot be manually unlocked in emergency.

[0039] In some embodiments, as Figure 3As shown, one end of the sliding plate 30 is provided with an elastic reset member 33, which is located on the side of the shielding plate 102 away from the interior of the vehicle body, and is connected with the inner wall of the mounting hole 100 to apply an elastic thrust force to the sliding plate 30. Here, the elastic reset member 33 can be a spring or a wave-shaped elastic sheet. The sliding plate 30 is pushed by the elastic reset member 33 to keep the sliding plate 30 closed to the mounting hole 100, thereby ensuring the integrity and appearance of the rear door inner trim plate 10. When the rear door needs to be opened in the vehicle, the elastic force of the elastic reset member 33 is overcome to slide the sliding plate 30, which drives the switch push rod 200 to swing to rotate the lock cylinder to be unlocked. After unlocking, the sliding plate 30 is released and automatically returns to the closed mounting hole 100 under the elastic thrust force of the elastic reset member 33, thereby improving the connection stability of the sliding plate 30 in the mounting hole 100 and the operation convenience of the manual emergency unlocking of the rear door.

[0040] Specifically, in the embodiment, referring to Figure 3 , one end of the sliding plate 30 is provided with a guide rod 34, and the inner wall of one end of the mounting hole 100 is provided with a guide hole 103; wherein the guide rod 34 is slidably arranged in the guide hole 103, and the elastic reset member 33 is sleeved on the guide rod 34. Here, the elastic reset member 33 is preferably a spring with a diameter matching that of the guide rod 34, so that the elastic reset member 33 can be sleeved on the guide rod 34, thereby making one end of the elastic reset member 33 abut against the sliding plate 30 and the other end abut against the inner wall of the mounting hole 100, so as to realize the elastic thrust of the elastic reset member 33 to the sliding plate 30 and avoid the elastic reset member 33 from falling off, thereby improving the structural stability.

[0041] It should be noted that, as shown in Figure 3 , the end of the sliding plate 30 away from the elastic reset member 33 is provided with a buffer pad 35. The buffer pad 35 can avoid the sliding plate 30 from being broken by colliding with the inner wall of the mounting hole 100 when returning, and can also avoid the sliding plate 30 from producing collision noise when returning, thereby improving the operation quietness of the sliding plate 30. In addition, the buffer pad 35 can also fill the gap between the sliding plate 30 and the edge of the mounting hole 100, thereby improving the integrity and appearance quality of the rear door inner trim plate 10.

[0042] In some possible implementation manners, referring to Figure 5 , the opposite inner walls of the mounting hole 100 are respectively provided with sliding grooves 101, and the opposite edges of the sliding plate 30 are respectively provided with protrusions 32, each of which is respectively embedded in each sliding groove 101. The protrusions 32 on the two edges of the sliding plate 30 are respectively embedded in the corresponding sliding grooves 101, so that the two edges of the sliding plate 30 are both constrained, thereby improving the connection reliability and sliding stability of the sliding plate 30 and avoiding the sliding plate 30 from falling off.

[0043] Need to explain, as a slide plate 30 and mounting hole 100 between a kind of variant connection mode, the opposite sides of mounting hole 100 inner wall is provided with the above-mentioned reinforcing rib 32, the corresponding two sides of slide plate 30 are provided with the above-mentioned sliding groove 101 suitable for reinforcing rib 32 embedding, reinforcing rib 32 and sliding groove 101 sliding fit and realize reliable installation of slide plate 30.

[0044] Some embodiments, please refer to Figure 2 , the side of slide plate 30 towards the interior of the vehicle is provided with operating rib 36 and back door opening mark 37. Operating rib 36 can be specifically smooth convex strip protruding from the surface of slide plate 30, or smooth concave groove recessed in the surface of slide plate 30, by setting operating rib 36, the personnel in the vehicle can be facilitated to force slide plate 30; At the same time, in order to avoid the situation that the personnel in the vehicle who is not familiar with the vehicle cannot find slide plate 30, the surface of slide plate 30 is provided with back door opening mark 37, so as to indicate the position to the personnel in the vehicle, and facilitate the personnel in the vehicle to find slide plate 30 and manually operate to open the back door.

[0045] Based on the same inventive concept, combined Figures 1 to 5 understand, the embodiment of the present application also provides a back door assembly, comprising the above-mentioned back door manual unlocking structure.

[0046] The back door assembly provided by the embodiment, compared with the prior art, adopts the above-mentioned back door manual unlocking structure, only needs to pull slide plate 30 to drive switch push rod 200 to swing through the movement of slide plate 30, so that switch push rod 200 drives lock cylinder to rotate and unlock, not only simple and convenient operation, but also no need to disassemble slide plate 30, can avoid the problem that slide plate 30 is easy to lose after disassembling.

[0047] Based on the same inventive concept, the embodiment of the present application also provides a back door assembly, comprising the above-mentioned back door manual unlocking structure.

[0048] The vehicle provided by the embodiment, compared with the prior art, adopts the back door assembly with the above-mentioned back door manual unlocking structure, so that the switch push rod 200 can be swung by manually pulling the slide plate 30, so that the switch push rod 200 drives the lock cylinder to rotate and unlock, not only simple and convenient operation, but also no need to disassemble the slide plate 30, can avoid the problem that the slide plate 30 is easy to lose after disassembling.

[0049] The above only for the preferred embodiment of the present application, and does not limit the present application, any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A manual back door unlocking structure, characterized by, The utility model provides a back door manual unlocking structure, which comprises a back door inner panel (10), a back door lock (20) and a sliding plate (30), the back door lock (20) is fixedly connected to a back door panel, and the back door lock (20) is provided with a switch push rod (200) connected with a lock core, the switch push rod (200) is used for swinging under force to drive the lock core to rotate and unlock, the sliding plate (30) is slidably connected to the back door inner panel (10) and connected with the switch push rod (200), and the sliding plate (30) is used for sliding on the back door inner panel (10) to drive the switch push rod (200) to swing.

2. The tailgate manual unlocking structure according to claim 1, wherein The back door inner panel (10) is provided with a mounting hole (100) corresponding to the position of the switch push rod (200), and the sliding plate (30) is slidably connected to the mounting hole (100), the sliding plate (30) is provided with a force transmission connecting rod (31), and the force transmission connecting rod (31) is in abutment with the switch push rod (200) along the sliding direction of the sliding plate (30).

3. The tailgate manual unlocking structure according to claim 2, wherein One end of the mounting hole (100) is provided with a shielding plate (102), and the shielding plate (102) is used for jointly closing the mounting hole (100) with the sliding plate (30), wherein the sliding plate (30) overlaps the shielding plate (102) when sliding in the mounting hole (100).

4. The tailgate manual unlocking structure according to claim 3, wherein One end of the sliding plate (30) is provided with an elastic reset member (33), the elastic reset member (33) is located on the side, away from the vehicle body interior, of the shielding plate (102), and the elastic reset member (33) is connected with the inner wall of the mounting hole (100) to apply an elastic thrust force to the sliding plate (30).

5. The tailgate manual unlocking structure according to claim 4, wherein One end of the sliding plate (30) is provided with a guide rod (34), and the inner wall of one end of the mounting hole (100) is provided with a guide hole (103), wherein the guide rod (34) is slidably arranged in the guide hole (103), and the elastic reset member (33) is sleeved on the guide rod (34).

6. The tailgate manual unlocking structure according to claim 4, wherein One end of the sliding plate (30), away from the elastic reset member (33), is provided with a buffer pad (35).

7. The tailgate manual unlocking structure according to claim 2, wherein The inner walls of opposite sides of the mounting hole (100) are respectively provided with sliding grooves (101), and the opposite side edges of the sliding plate (30) are respectively provided with protruding ribs (32), each protruding rib (32) is respectively slidably embedded in each sliding groove (101).

8. The back gate manual unlocking structure according to any one of claims 1 to 7, wherein The side of the sliding plate (30), facing the vehicle body interior, is provided with an operation rib (36) and a back door opening mark (37).

9. A tailgate assembly characterized by, The utility model provides a back door manual unlocking structure, which comprises a back door inner panel (10), a back door lock (20) and a sliding plate (30), the back door lock (20) is fixedly connected to a back door panel, and the back door lock (20) is provided with a switch push rod (200) connected with a lock core, the switch push rod (200) is used for swinging under force to drive the lock core to rotate and unlock, the sliding plate (30) is slidably connected to the back door inner panel (10) and connected with the switch push rod (200), and the sliding plate (30) is used for sliding on the back door inner panel (10) to drive the switch push rod (200) to swing.

10. Vehicle, characterized in that The utility model provides a back door manual unlocking structure, which comprises a back door inner panel (10), a back door lock (20) and a sliding plate (30), the back door lock (20) is fixedly connected to a back door panel, and the back door lock (20) is provided with a switch push rod (200) connected with a lock core, the switch push rod (200) is used for swinging under force to drive the lock core to rotate and unlock, the sliding plate (30) is slidably connected to the back door inner panel (10) and connected with the switch push rod (200), and the sliding plate (30) is used for sliding on the back door inner panel (10) to drive the switch push rod (200) to swing.

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