CN115284844A - Back door stay bar structure, automobile back door and automobile - Google Patents

Abstract

The invention discloses a back door stay structure, a vehicle back door and an automobile. The back door stay structure includes a mounting seat, a circlip and an operating member, the circlip is mounted on the mounting seat, and the circlip includes Two clamping arms, one end of the two clamping arms is connected and the other end is spaced apart to clamp the bracket ball head; the operating member is movably arranged on the mounting seat, and is connected with the two clamping arms of the retaining spring. The arms are connected in a drive to drive the two clamping arms to move away from each other on their moving strokes. The technical solution provided by the present invention can realize the convenient and tool-free disassembly of the back door strut.

Description

Back door strut structure, car back door and car

technical field

The invention relates to the technical field of automobiles, in particular to a rear door strut structure, an automobile rear door and an automobile.

Background technique

As an important component of the opening and closing system of the car's back door, the back door support rod is mainly used to assist the customer to prop up the heavy back door and improve the convenience of the customer's operation of the back door. With the development of the automobile industry, automobile designers not only pay attention to customer experience, but also pay more and more attention to the convenience of disassembly of parts, so that they can be disassembled for replacement or maintenance with the least manpower and the shortest time.

The traditional way to disassemble the back door support rod is to use tools to pry up the circlip. During the prying process, the tool is easy to slip out of the warping groove, causing paint damage to the car body and injuring workers.

Contents of the invention

The main purpose of the present invention is to propose a rear door stay structure, aiming at realizing the problem of easy and convenient disassembly of the back door stay without tools.

In order to achieve the above object, the present invention proposes a rear door strut structure, comprising:

mount;

The snap ring is installed on the mounting seat, and the snap ring includes two snap arms, one end of the two snap arms is connected, and the other end is spaced apart, for holding the ball head of the bracket; and,

The operating part is movably arranged on the mounting base, and is in transmission connection with the two clamping arms of the clamping spring, so as to drive the two clamping arms to move in a direction away from each other on its movable stroke.

Optionally, a spreader is provided between the two arms of the snap spring, and both ends of the spreader are correspondingly connected to the inner sides of the two arms;

The operating member is drivingly connected with the spreading member, and is used to drive the spreading member to spread the two locking arms.

Optionally, the spreader includes two supports, the two supports are arranged at an angle, one end of which is rotatably connected, and the other end is correspondingly connected to the two locking arms;

The operating member is drivingly connected to the rotational connection of the two supporting members, so as to drive the angle of the two supporting members to change, so as to spread the two locking arms.

Optionally, the operating member is movably mounted on the installation seat along the length direction of the two clamping arms, and one end thereof is connected to the rotational joint of the two supporting members.

Optionally, a first via hole is provided at the connecting end of the two clamping arms;

One end of the operating member extends from the first through hole to between the two locking arms.

Optionally, a rotating seat is provided at the rotational connection of the two supports, and the two supporting members are both rotatably connected to the rotating seat;

The operating member is connected to the rotating seat through threads.

Optionally, the mount has opposite first and second ends, and two sides between the first and second ends;

The first end of the mounting seat is provided with a mounting groove, the mounting groove is used for receiving the ball head of the bracket, and the second end is provided with a second through hole for the operating member to pass through;

Both sides of the mounting seat are respectively provided with openings communicating with the mounting groove;

Both sides of the mounting seat are respectively provided with two third via holes, and the two third via holes are correspondingly located between the two openings and the second end;

The two arms of the snap spring are located on the periphery of both sides of the mounting seat, and one end spaced from each other extends into the mounting groove from the two openings;

The other ends of the two support members correspondingly protrude from the two third via holes and connect with the two locking arms.

Optionally, grooves are provided on both sides of the mounting base for accommodating and setting the two locking arms.

The present invention also proposes an automobile back door, which includes the back door support bar disassembly structure, and the back door support bar disassembly structure includes a mounting seat, a clip spring and an operating part, the clip spring is mounted on the mounting seat, and the The clamping spring includes two clamping arms, one end of the two clamping arms is connected, and the other end is spaced apart for clamping the ball head of the bracket; The two clamping arms of the spring are connected in transmission so as to drive the two clamping arms to move in the direction of moving away from each other on its movable stroke.

The present invention also proposes an automobile, including the automobile back door, the automobile back door includes the back door stay disassembly structure, the back door stay disassembly structure includes a mounting seat, a retaining spring and an operating part, the The clamping spring is installed on the mounting base, and the clamping spring includes two clamping arms, one end of the two clamping arms is connected, and the other end is spaced apart to clamp the ball head of the bracket; the operating part is movably arranged on the on the mounting seat, and is in transmission connection with the two clamping arms of the clamping spring, so as to drive the two clamping arms to move in a direction away from each other on its moving stroke.

In the technical solution of the present invention, the back door strut structure includes a mounting seat, a snap spring and an operating part, the snap spring is installed on the mounting seat, one end of the two snap arms of the snap spring is connected, and the other end holds the ball head of the bracket to operate The parts are set on the installation base, and the two clamping arms can be stretched apart during the activity, so that the clamped ball head of the bracket can slide out. Therefore, when it is necessary to disassemble the back door support rod for maintenance, you only need to press the operating part. The clamping spring on the ball head can be released, so that the back door strut can be disassembled without using tools to pry up the clamping spring, so that the strut can be disassembled quickly and safely without tools, improving the disassembly efficiency and preventing During disassembly, vehicle body paint damage and workers were injured due to improper use of tools.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained according to the structures shown in these drawings without creative effort.

Fig. 1 is a three-dimensional schematic diagram of an embodiment of a rear door strut structure provided by the present invention;

Fig. 2 is a three-dimensional schematic diagram of the mounting seat of the back door strut structure in Fig. 1;

Fig. 3 is a three-dimensional schematic diagram of the retaining spring of the back door strut structure in Fig. 1;

Fig. 4 is a three-dimensional schematic diagram of the spreader of the back door strut structure in Fig. 1;

Fig. 5 is a three-dimensional schematic diagram of the operating part of the rear door strut structure in Fig. 1;

Fig. 6 is a three-dimensional schematic diagram of the rotating seat of the back door strut structure in Fig. 1;

Fig. 7 is a three-dimensional schematic diagram of a support member of the back door strut structure in Fig. 1;

Fig. 8 is a three-dimensional schematic view of the back door strut structure in Fig. 1 when the circlip is clamped;

FIG. 9 is a schematic perspective view of the back door strut structure in FIG. 1 when the clip spring is stretched.

Description of the accompanying drawings of the embodiments provided by the present invention:

The realization of the purpose of the present invention, functional characteristics and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

It should be noted that if there is a directional indication (such as up, down, left, right, front, back...) in the embodiment of the present invention, the directional indication is only used to explain the position in a certain posture (as shown in the accompanying drawing). If the specific posture changes, the directional indication will also change accordingly.

In addition, if there are descriptions involving "first", "second" and so on in the embodiments of the present invention, the descriptions of "first", "second" and so on are only for descriptive purposes, and should not be interpreted as indicating or implying Its relative importance or implicitly indicates the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In addition, the meaning of "and/or" appearing in the whole text includes three parallel schemes, taking "A and/or B" as an example, including scheme A, scheme B, or schemes that both A and B satisfy. In addition, the technical solutions of the various embodiments can be combined with each other, but it must be based on the realization of those skilled in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of technical solutions does not exist , nor within the scope of protection required by the present invention.

As an important component of the opening and closing system of the car's back door, the back door stay is mainly used to assist customers to prop up the heavy back door. The traditional way to disassemble the back door stay is to use tools to pry up the circlip. During the prying process, the tool is easy to slip out of the warping groove, causing paint damage to the vehicle body and injuring workers. In view of this, a structure for disassembling the back door stay is proposed to realize the convenient disassembly of the back door stay without tools. 1 to 5 are an embodiment of a rear door strut structure 100 provided by the present invention.

The present invention provides a back door support structure 100, please refer to Fig. 1 to Fig. 3, the back door support structure 100 includes a mounting seat 1, a clip spring 2 and an operating part, the clip spring 2 is mounted on the mounting seat 1. The clamping spring 2 includes two clamping arms 21, one end of the two clamping arms 21 is connected, and the other end is spaced apart to clamp the bracket ball head 5; the operating part is movably arranged on the mounting seat 1, and is transmission-connected with the two clamping arms 21 of the snap spring 2, so as to drive the two clamping arms 21 to move away from each other on its moving stroke.

The fixing structure of the mounting base 1 is not limited. Specifically, in this embodiment, the mounting base 1 has two opposite ends, and one end is matched with the retaining spring 2 so that the retaining spring 2 is mounted on the mounting base 1 .

The manufacturing material of the jump ring 2 is not limited, preferably, the manufacturing material of the jump ring 2 is plastic, so that the two arms 21 of the jump ring 2 can hold the bracket ball head 5, and can When the clamping arms 21 are stressed, the two clamping arms 21 are stretched apart, so that the bracket ball head 5 slides out.

The operating part is movably arranged on the mounting base 1, and the specific movably setting method is not limited. It can be the cooperation of the through hole and the shaft, and the shaft can move back and forth in the through hole, or it can be the cooperation of the thread and the screw hole. The component 3 is rotatably connected with the two clamping arms 21 , and the two clamping arms 21 can be stretched apart during the movement of the operating component 3 .

In the technical solution of the present invention, when the back door strut needs to be disassembled for maintenance, it is only necessary to press the operating part 3, and the two clamping arms 21 of the clamping spring 2 are stretched apart by force, and the clamping force of the clamping spring 2 on the ball head can be released. Clamping, so that the back door stay bar is disassembled, without the need to use tools to pry up the clip spring 2, so that the back door stay bar can be disassembled quickly and safely without tools, which brings convenience to the maintenance of the car back door stay bar.

In this embodiment, please refer to FIGS. 1 to 4 , a spreader 4 is arranged between the two clamp arms 21 of the snap spring 2 , and the two ends of the spreader 4 correspond to the two clamps. The inner side of the arm 21 is connected, in order to make the two ends of the spreader 4 contact with the inner wall surface of the jumper 2, so that the thrust of the spreader 4 is better acted on the two arms 21 of the jumper 2, and the spreader The two ends of the part 4 adopt wedge-shaped structures, which fit just in time with the inner sidewall of the circlip 2, and at the same time, the inner sidewall of the circlip 2 is provided with an L-shaped boss structure, which matches the wedge-shaped ends at both ends of the expansion part 4, The end of the spreader 4 can be supported so that it does not tilt, and it can also prevent the spreader 4 from sliding on the inner wall of the clip spring 2, so that the clip spring 2 cannot be stretched; , used to drive the spreader 4 to open the two clamping arms 21, the connection method between the operating member 3 and the spreader 4 is not limited, specifically in this embodiment, the One end of the operating member 3 close to the expansion member 4 is provided with an external thread, and the middle section of the expansion member 4 is provided with an internal thread, and the external thread matches the internal thread.

Further, please refer to FIG. 4 to FIG. 7, the expansion member 4 includes two support members 41, the two support members 41 are arranged at an angle and one end of which is rotatably connected, and the two support members 41 are provided The angle between them is a, a is within a certain range, preferably 150°≤a≤180°, when the two arms 21 of the snap spring 2 are not stretched, the distance between the two supports 41 The included angle is at least 150°. When the operating member 3 is pressed, the two arms 21 of the driving circlip 2 are slowly stretched, and when the two arms 21 of the circlip 2 are fully stretched, the two support members 41 The angle between them reaches a maximum of 180°, and the other ends of the two supports 41 are respectively connected to the two clamping arms 21; , to drive the angles of the two supporting members 41 to change, so as to spread the two locking arms 21 apart. When it is necessary to disassemble the back door stay, you only need to press the operating part 3, and the operating part 3 is forced to drive the joint of the two supporting parts 41. Since the two supporting parts 41 are connected to the operating part 3 at an angle, the force The rear angle becomes larger with the increase of the force, so that the two clamping arms 21 are stretched apart, and the bracket ball head 5 slides out from between the two clamping arms 21 to complete the disassembly of the back door strut.

In order to make the operating part 3 act on the two clamping arms 21 of the clip spring 2 during the movement process, in this embodiment, the operating part 3 is along the length direction of the two clamping arms 21 It is movably installed on the mounting seat 1, and one end of it is connected to the rotational joint of the two supports 41. When the operating member 3 receives driving force in the length direction of the two clamping arms 21, it transmits the force to the two supports. The connection of the member 41, the force on the connection makes the angle between the two support members 41 larger, and gives the two arms 21 of the snap ring 2 a greater supporting force, so that the snap ring 2 is stretched and no longer stuck. Connect the bracket ball head 5.

Further, please refer to FIG. 2 and FIG. 3 , in order to facilitate the driving of the card arm 21 by the operating part 3 arranged outside the mounting base 1 , a first through hole 22 is provided at the connecting end of the two card arms 21 , so that The diameter of the first through hole 22 is slightly larger than the diameter of the end of the operating member 3 close to the clip spring 2, so that the operating member 3 can be inserted into the first through hole 22, and one end of the operating member 3 starts from the first The via hole 22 protrudes between the two locking arms 21 .

In this embodiment, please refer to FIG. 6 , a rotating seat 42 is provided at the rotational connection of the two supporting members 41 , and both supporting members 41 are rotationally connected with the rotating seat 42 . Two ends on one side of the rotating seat 42 are respectively provided with a rotating shaft, and one end of the two supporting members 41 near the connection is provided with a rotating hole, and the rotating shaft is adapted to the rotating hole so that one end of the two supporting members 41 It can rotate around the rotating shaft to realize the change of the included angle between the two support members 41 , so as to generate thrust on the two clamping arms 21 of the clamping spring 2 . The operating part 3 is connected to the rotating seat 42 by threads, and one end of the operating part 3 close to the connection is provided with an external thread, and the other side of the rotating seat 42 is provided with an internal thread, and the external thread is connected with the internal thread. Threads match for drive connections.

Further, please refer to FIG. 2 , the mounting base 1 has opposite first end 11 and second end, and two sides between the first end 11 and the second end; One end 11 is provided with a mounting groove 111, and the mounting groove 111 is used for receiving the bracket ball head 5, and its second end is provided with a second through hole 13 for the operation part 3 to pass through, so that when the user gives the operation part 3 When a thrust is applied, the force can be transmitted to the support member 41; the two sides of the mounting base 1 are respectively provided with openings 15 communicating with the mounting groove 111; the two sides of the mounting base 1 are also respectively provided with There are two third via holes 14, and the two third via holes 14 are correspondingly located between the two openings 15 and the second end; Peripheries on both sides of the mounting seat 1, and one end spaced from each other extends into the mounting groove 111 from the two openings 15; the other end of the two supporting members 41 corresponds to the two first The three through holes 14 protrude and are connected with the two clamping arms 21, so that the structure of the mounting base 1 and the clamping spring 2 can be matched, and the structure of the clamping spring 2 and the support member 41 can be used to press the operating part 3 When entering the mounting seat 1, the two support members 41 are pushed to make the included angle larger, and the two arms 21 of the snap spring 2 are pushed to make them spread apart, and the fastening of the snap spring 2 to the bracket ball head 5 is released. , when the operating member 3 is released, the supporting member 41 returns to its original state under the action of the elastic force of the clip spring 2 .

In order to install the two arms 21 of the snap spring 2 on the mounting seat 1, in this embodiment, please refer to FIG. 2, grooves 16 are provided on both sides of the mounting seat 1, The size of the groove 16 is just enough to accommodate the clamping arm 21, so that the two clamping arms 21 can be accommodated. In this way, the clamping spring 2 can be tightly engaged on the mounting seat 1, and the two clamping arms 21 of the clamping spring 2 can hold the The bracket ball head 5 is fastened to prevent the bracket ball head 5 from slipping out at will.

The present invention also proposes an automobile back door, including a back door brace structure 100, the back door brace structure 100 specifically refers to the above-mentioned embodiments, since the automobile back door adopts all the technical solutions of all the above-mentioned embodiments, therefore It also has all the beneficial effects brought about by the technical solutions of the above-mentioned embodiments, which will not be described here one by one.

The present invention also proposes an automobile, including a back door brace structure 100. The back door brace structure 100 specifically refers to the above-mentioned embodiments. All the beneficial effects brought by the technical solution of the example are not repeated here.

The above is only a preferred embodiment of the present invention, and does not therefore limit the patent scope of the present invention. Under the inventive concept of the present invention, the equivalent structural transformation made by using the description of the present invention and the contents of the accompanying drawings, or direct/indirect use All other relevant technical fields are included in the patent protection scope of the present invention.

Claims (10)

1. A back door strut structure, characterized in that it comprises: mount; The snap ring is installed on the mounting seat, and the snap ring includes two snap arms, one end of the two snap arms is connected, and the other end is spaced apart, for holding the ball head of the bracket; and, The operating part is movably arranged on the mounting base, and is in transmission connection with the two clamping arms of the clamping spring, so as to drive the two clamping arms to move in a direction away from each other on its movable stroke. 2. The support rod structure for the back door according to claim 1, characterized in that, a spreader is arranged between the two arms of the clip spring, and the two ends of the spreader correspond to the two arms. The inner connection of the card arm; The operating member is drivingly connected with the spreading member, and is used to drive the spreading member to spread the two locking arms. 3. The support rod structure for the back door according to claim 2, characterized in that, the spreading member comprises two supporting members, the two supporting members are arranged at an angle, one end of which is rotatably connected, and the other ends respectively correspond to connected with the two clamping arms; The operating member is drivingly connected to the rotational connection of the two supporting members, so as to drive the angle of the two supporting members to change, so as to spread the two locking arms. 4. The support rod structure for the back door according to claim 3, wherein the operating member is movably installed on the mounting seat along the length direction of the two clamping arms, and one end thereof is connected to the two supporting arms. The rotating joints of the parts are connected. 5. The rear door strut structure according to claim 4, characterized in that a first via hole is provided at the connection end of the two locking arms; One end of the operating member extends from the first through hole to between the two locking arms. 6. The support rod structure for the back door according to claim 5, wherein a rotating seat is provided at the rotational connection of the two supporting members, and the two supporting members are both rotatably connected to the rotating seat; The operating member is connected to the rotating seat through threads. 7. The back door stay structure according to claim 6, wherein said mount has opposite first and second ends, and two sides between said first and second ends ; The first end of the mounting seat is provided with a mounting groove, the mounting groove is used for receiving the ball head of the bracket, and the second end is provided with a second through hole for the operating member to pass through; Both sides of the mounting seat are respectively provided with openings communicating with the mounting groove; Both sides of the mounting seat are respectively provided with two third via holes, and the two third via holes are correspondingly located between the two openings and the second end; The two arms of the snap spring are located on the periphery of both sides of the mounting seat, and one end spaced from each other extends into the mounting groove from the two openings; The other ends of the two support members correspondingly protrude from the two third via holes and connect with the two locking arms. 8 . The support rod structure for the back door according to claim 7 , wherein grooves are provided on both sides of the mounting base for receiving and setting the two locking arms. 9 . 9. An automobile back door, characterized in that it comprises the back door strut structure according to any one of claims 1-8. 10. An automobile, characterized in that it comprises the automobile back door as claimed in claim 9.

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