CN214463462U

CN214463462U - Vehicle electric tail gate balancing pole

Info

Publication number: CN214463462U
Application number: CN202022394842.3U
Authority: CN
Inventors: 施鹏; 戴光林; 杨峥; 李全佑; 王正祥
Original assignee: Ningbo Tuopu Group Co Ltd
Current assignee: Ningbo Tuopu Group Co Ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-10-22
Anticipated expiration: 2030-10-26

Abstract

The utility model discloses an electronic tail-gate balancing pole of vehicle, first pipe box including the balancing pole, be equipped with first holding chamber in the first pipe box, first holding intracavity sliding connection has the second sleeve pipe that can make the balancing pole flexible, first pipe box one end lateral wall has first bulb through first buckle mechanism detachable connection, first bulb one end is kept away from to first pipe box is equipped with the first through-hole that can supply second sleeve pipe one end to stretch out first holding chamber, first bulb one end rotation is kept away from to the second sleeve pipe is connected with the second bulb, be equipped with the second holding chamber in one side intercommunication first holding chamber in the second sleeve pipe, first holding chamber and second holding intracavity are equipped with the air spring, lateral wall circumference is equipped with first spring, the first bulb bottom surface in first holding intracavity is equipped with the first rim of a pad that prevents first spring tip and first bulb bottom surface direct contact.

Description

Vehicle electric tail gate balancing pole

Technical Field

The utility model relates to an electronic tail-gate balancing pole technical field of vehicle, concretely relates to electronic tail-gate balancing pole of vehicle.

Background

The balance bar is often also added in the vehicle tail gate of prior art, and the electronic or manual switching of tail gate is assisted through the mode of installing the balance bar additional for the tail gate is opened the process and is more smooth. The elasticity of the pipe sleeve inside the balancing pole is usually ensured in the mode of additionally installing the spring inside the existing balancing pole, and because the spring is additionally installed inside the balancing pole, the two ends of the spring are usually directly attached to the bottom surface of the inner side of the accommodating cavity inside the balancing pole. When the spring is pressed, the spring will generate twisting tension due to the pressing force, and the twisting tension of the spring will directly push against the bottom surface of the inner side of the balancing pole. The inner side wall of the inner cavity of the balancing rod is abraded over time, and finally abnormal sound occurs when the spring is twisted again, so that the experience of a customer is seriously influenced.

SUMMERY OF THE UTILITY MODEL

To the deficiency of the prior art, the utility model provides an install the electronic tail-gate balancing pole of vehicle of gasket additional in the holding chamber of balancing pole inside

The utility model discloses an electronic tail-gate balancing pole of vehicle, first pipe box including the balancing pole, be equipped with first holding chamber in the first pipe box, first holding intracavity sliding connection has the second sleeve pipe that can make the balancing pole flexible, first pipe box one end lateral wall has first bulb through first buckle mechanism detachable connection, first bulb one end is kept away from to first pipe box is equipped with the first through-hole that can supply second sleeve pipe one end to stretch out first holding chamber, first bulb one end rotation is kept away from to the second sleeve pipe is connected with the second bulb, be equipped with the second holding chamber in one side intercommunication first holding chamber in the second sleeve pipe, first holding chamber and second holding intracavity are equipped with the air spring, second bulb lateral wall circumference is equipped with first spring, the first bulb bottom surface in first holding intracavity is equipped with the first rim of a pad that prevents first spring tip and first bulb bottom surface direct contact.

Compared with the product structure in the prior art, the product structure in the technical scheme has the following advantages:

the automobile electric tail gate balance rod structure in the technical scheme can effectively eliminate noise generated by friction contact with the pipe wall when a spring is distorted, and is structurally characterized in that a self-lubricating retaining sheet at a first ball head is designed, namely a first pad disc is designed. The inner ring of the self-lubricating separation blade is restrained by a first ball head characteristic, the self-lubricating separation blade is made of high polymer materials, self-lubricating effects are achieved at two ends of the self-lubricating separation blade, one end of the self-lubricating separation blade is in contact with the end face of the first ball head, the other end of the self-lubricating separation blade is in contact with the end face of the spring, when the spring is compressed to be in a twisted state, the spring is in contact with the inner side wall of the first accommodating cavity of the first pipe sleeve, the self-lubricating separation blade exerts a self-lubricating steering effect under the pressure of the spring, and the spring corrects the twisted state; because of 8 material holes of fleing from of first bulb terminal surface, the self-lubricating separation blade of design has avoided the spring end face card to flee the inefficacy form in material hole at the ball socket.

This technical scheme's electronic tail-gate balancing pole structure cooperation of car has one-way damped air spring, can effectively solve the tail-gate problem of hovering: when the vaulting pole begins to shrink, friction formula air spring resistance slider begins work, and the contribution offsets the dead weight problem of car tail-gate effectively for the balancing pole assembly, can let the tail-gate realize hovering in the optional position, and the switch door is steady simultaneously, and the user can self-define the tail-gate height, promotes to use and experiences the sense. Simultaneously, the first spring of this technical scheme and the reasonable clearance design of cylinder and second sleeve pipe: the single-side clearance between the inner diameter of the first spring and the cylinder barrel is designed to be 0.25-0.55, and the single-side clearance between the outer diameter of the first spring and the inner diameter of the second sleeve barrel is designed to be 1-1.6.

As a preference: the air spring comprises a cylinder barrel, a piston rod and a damping slide block, one end of the cylinder barrel is in threaded connection with the bottom surface of one side of a first pad disc arranged on the first ball head, a third accommodating cavity for the piston rod and the damping slide block to slide is arranged in the cylinder barrel, one end of the cylinder barrel, far away from the first ball head, is provided with a second through hole for the piston rod to slide out of the cylinder barrel, one end of the piston rod, far away from the first ball head, is in threaded connection with the second ball head, one end of the piston rod, far away from the second ball head, extends into the third accommodating cavity to be fixedly connected with the damping slide block, the outer side wall of the damping slide block is attached to the inner side wall of the third accommodating cavity, and the cylinder barrel and the outer side wall of the piston rod are circumferentially provided with a first spring.

As a preference: the first ball head comprises a first ball head part and a first connecting base, the outer side wall of the first connecting base is connected with the inner side wall of a first containing cavity in a buckling mode through a first buckling mechanism, the first buckling mechanism comprises a first limiting protrusion arranged on the outer side wall of the first connecting base, the inner side wall of the first containing cavity is provided with a limiting through hole for the first limiting protrusion to be embedded and buckled, one end, away from the first ball head part, of the first connecting base extends into the first containing cavity, a first blind hole is formed in the position, close to the center of the bottom surface of one side of the cylinder barrel, one end of the cylinder barrel is in threaded connection with the first blind hole, the outer side wall of the first connecting base is provided with a first annular groove, a first sealing ring is arranged in the first annular groove, and the outer side wall of the first sealing ring is attached to the inner side wall of the first containing cavity.

As a preference: the second bulb includes the second bulb portion, the second is connected the base and is stretched into the connecting seat in the second holding intracavity, the second is connected base lateral wall circumference and is equipped with first cyclic annular arch, the second sleeve pipe is kept away from first pipe box one end and is equipped with the second blind hole that can supply the embedding of first cyclic annular arch, second blind hole center is equipped with and can supply the connecting seat to pass the third through-hole that stretches into the second holding intracavity, the connecting seat passes and keeps away from cylinder one end threaded connection with the piston rod after the third through-hole, first cyclic annular arch lateral wall circumference is equipped with the cyclic annular recess of second, be equipped with "O" type circle in the cyclic annular recess of second, "O" type circle lateral wall and the laminating of second blind hole inside wall, the second is connected the base and is kept away from third through-hole one end and is rotated through first rotor block and is connected the second bulb portion.

As a preference: one end of the first spring extends into the first accommodating cavity and abuts against the side wall of one side, away from the first ball head, of the first pad, and one end, away from the first ball head, of the first spring extends into the second accommodating cavity and abuts against the bottom surface of the inner side of the second accommodating cavity.

As a preference: the outer side wall of one end, far away from the second ball head, of the second sleeve is provided with a third annular groove, a second sealing ring is embedded in the third annular groove in the circumferential direction, and the outer side wall of the second sealing ring is attached to the inner side wall of the first accommodating cavity.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic structural view of the balancing rod of the electric tail gate of the vehicle of the present invention.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is an enlarged view at B in fig. 1.

Fig. 4 is an enlarged view at C in fig. 1.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Example 1: referring to fig. 1 to 2: the electric tail gate balancing pole structure in the technical scheme is additionally provided with a self-lubricating separation blade, namely a first pad disc, in the existing balancing pole. One side end face of the first pad disc is attached to the bottom face of the first connecting base of the first ball head, and one end face, far away from the first ball head, of the first pad disc is attached to the end portion of the first spring. The end face of the first connecting base of the first ball head, close to one side of the first pad, is circumferentially and uniformly provided with 8 material escaping holes at intervals, and the structure of the whole first ball head is reinforced by the material escaping holes. However, the conventional balance rod without the pad plate is easy to cause the phenomenon that the end part of the spring is embedded into the material escape hole to cause the failure of the spring. In the technical scheme, when the spring is compressed and is in a twisted state, the spring is in contact with the wall of the plastic pipe, and the self-lubricating retaining sheet exerts a self-lubricating steering effect under the pressure of the spring, so that the spring corrects the twisted state; because of 8 material holes of fleing from of first bulb terminal surface, the self-lubricating separation blade of design has avoided the spring end face card to flee the inefficacy form in material hole at the ball socket.

In the technical scheme, the first ball head has 6000N tensile strength and 2000N pull-out force.

The vehicle electric tail gate balance rod structure has good waterproof and dustproof performance, and structurally shows the design of a sealing ring at the position of a first ball head sealing ring groove, the design of a sealing ring of a second sleeve pipe and the design of an O-shaped ring on the outer side wall of the second ball head. The second sleeve needs to do reciprocating telescopic motion, so the material of the sealing ring is nitrile rubber NBR, and the sealing ring has good oil resistance and high wear resistance; the second bulb is in a static state relative to the second sleeve, so the O-shaped ring is made of silica gel, and has good stability and lower wear resistance compared with nitrile rubber.

The vehicle electric tail gate balancing pole structure of the technical scheme can effectively eliminate the noise generated by frictional contact with a pipe wall when a spring is distorted, and is structurally characterized in that a first pad disc at a first ball head is designed, an inner ring is arranged at the center of the first pad disc, one side, close to the first pad disc, of the first ball head is provided with a columnar bulge capable of being inserted into the inner ring, the inner ring of the first pad disc can achieve the constraint effect through the columnar bulge of the first ball head, the first pad disc is made of a high polymer material, the two ends of the first pad disc have a self-lubricating effect, one end of the first pad disc is in end surface contact with the first ball head, the other end of the first pad disc is in end surface contact with a spring, when the spring is compressed to be in a distorted state, the spring is in contact with the pipe wall of a plastic, and the first pad disc exerts a self-lubricating steering effect under the pressure of the spring, so that the distorted state is corrected by the spring; because of 8 material holes of fleing of first bulb terminal surface, the first saucer of design has avoided the spring end face card to escape the inefficacy form in material hole at the ball socket.

This technical scheme's electronic tail-gate balancing pole structure of vehicle, first bulb formula bulb design as an organic whole compares split type design, and the design of integral type bulb has reduced assembly process and technological process control, has reduced the part cost, satisfies the lightweight design, realizes the pull-off strength intensity of axial 5 KN.

According to the technical scheme, the balance rod structure of the electric tail gate of the vehicle is characterized in that the second ball head is designed into an integrated ball head, the balance rod structure comprises the rotating shaft and the plastic ball head, split design is compared, the integrated ball head is designed to reduce assembly procedures and technological process control, part cost is reduced, and the plastic ball head can be prevented from rotating due to special-shaped design of the rotating shaft.

Meanwhile, in the vehicle electric tail gate balancing pole structure in the technical scheme, the first sleeve, the second sleeve and the sleeve on the electric support pole side are shared, and the vehicle electric tail gate balancing pole structure belongs to a platform piece, so that the appearance of two sides is uniform.

The utility model discloses an electronic tail-gate balancing pole of vehicle, first pipe box 1 including the balancing pole, be equipped with first holding chamber 2 in the first pipe box 1, sliding connection has the second sleeve 3 that can make the balancing pole flexible in first holding chamber 2, 1 one end lateral wall of first pipe box has first bulb 5 through 4 releasable connection of first buckle mechanism, first bulb 5 one end is kept away from to first pipe box 1 is equipped with the first through-hole 6 that can supply 3 one ends of second sleeve to stretch out first holding chamber 2, second sleeve 3 is kept away from 5 one ends of first bulb and is rotated and be connected with second bulb 7, be equipped with the second holding chamber 8 of one side intercommunication first holding chamber 2 in the second sleeve 3, be equipped with air spring 9 in first holding chamber 2 and the second holding chamber 8, air spring 9 lateral wall circumference is equipped with

first spring

10, 5 bottom surfaces of first bulb in the first holding chamber 2 are equipped with the first saucer 11 that prevents first spring 10 tip and 5 bottom surface direct contact of first bulb.

the automobile electric tail gate balance rod structure in the technical scheme can effectively eliminate noise generated by friction contact with the pipe wall when a spring is distorted, and is structurally characterized in that a self-lubricating retaining sheet at a first ball head is designed, namely a first pad disc is designed. The inner ring of the self-lubricating separation blade is restrained by a first ball head characteristic, the self-lubricating separation blade is made of high polymer materials, self-lubricating effects are achieved at two ends of the self-lubricating separation blade, one end of the self-lubricating separation blade is in contact with the end face of the first ball head, the other end of the self-lubricating separation blade is in contact with the end face of the spring, when the spring is compressed to be in a twisted state, the spring is in contact with the inner side wall of the first accommodating cavity of the first pipe sleeve, the self-lubricating separation blade exerts a self-lubricating steering effect under the pressure of the spring, and the spring corrects the twisted state; because of 8 material holes of fleing from of first bulb terminal surface, the self-lubricating separation blade of design has avoided the spring end face card to flee the inefficacy form in material hole at first ball socket.

As a preference: the gas spring 9 comprises a cylinder 12, a piston rod 13 and a damping slider 14, one end of the cylinder 12 is in threaded connection with the bottom surface of one side of a first pad 11 arranged on the first ball head 5, a third accommodating cavity 15 for the piston rod 13 and the damping slider 14 to slide is arranged in the cylinder 12, one end of the cylinder 12, far away from the first ball head 5, is provided with a second through hole 16 for one end of the piston rod 13 to slide out of the cylinder 12, one end of the piston rod 13, far away from the first ball head 5, is in threaded connection with the second ball head 7, one end of the piston rod 13, far away from the second ball head 7, extends into the third accommodating cavity 15 and is fixedly connected with the damping slider 14, the outer side wall of the damping slider 14 is attached to the inner side wall of the third accommodating cavity 15, and the first spring 10 is circumferentially arranged on the outer side walls of the cylinder 12 and the piston rod 13.

As a preference: the first ball head 5 comprises a first ball head part 17 and a first connecting base 18, the outer side wall of the first connecting base 18 is connected with the inner side wall of a first containing cavity 2 in a buckling mode through a first buckling mechanism 4, the first buckling mechanism 4 comprises a first limiting bulge 19 arranged on the outer side wall of the first connecting base 18, the inner side wall of the first containing cavity 2 is provided with a limiting through hole 20 for the embedding and buckling of the first limiting bulge 19, one end, far away from the first ball head part 17, of the first connecting base 18 extends into the first containing cavity 2, a first blind hole 21 is arranged on the first connecting base 18 close to the center of the bottom surface of one side of a cylinder 12, one end of the cylinder 12 is in threaded connection with the first blind hole 21, a first annular groove 22 is arranged on the outer side wall of the first connecting base 18, a first sealing ring 23 is arranged in the first annular groove 22, and the outer side wall of the first sealing ring 23 is attached to the inner side wall of the first containing cavity 2.

As a preference: the second ball head 7 comprises a second ball head part 24, a second connecting base 25 and a connecting seat 26 extending into the second accommodating cavity 8, a first annular protrusion 27 is arranged on the outer side wall of the second connecting base 25 in the circumferential direction, a second blind hole 28 for the first annular protrusion 27 to be embedded is arranged at one end, far away from the first pipe sleeve 1, of the second pipe sleeve 3, a third through hole 29 for the connecting seat 26 to penetrate into the second accommodating cavity 8 is arranged in the center of the second blind hole 28, the connecting seat 26 penetrates through the third through hole 29 and then is in threaded connection with one end, far away from the cylinder 12, of the piston rod 13, a second annular groove 30 is arranged on the outer side wall of the first annular protrusion 27 in the circumferential direction, an O-shaped ring 31 is arranged in the second annular groove 30, the outer side wall of the O-shaped ring 31 is attached to the inner side wall of the second blind hole 28, one end, far away from the third through hole 29, of the second connecting base 25 is rotatably connected with the second ball head part 24 through a first rotating block 32, and one side end face, close to the first rotating block 32, of the second ball head part 24 is provided with a groove for the first rotating block 32 which can be embedded in and fastened with the first rotating block 32 And the end surface of the connecting seat 26 close to one side of the piston rod 13 is provided with a third blind hole 35 which can be used for inserting one end of the piston rod 13 far away from the damping slide block 14 and is in threaded connection with the end part of the piston rod 13. In this technical scheme first rotation piece lateral wall is equipped with cyclic annular spacing arch, and third blind hole inside wall is equipped with the annular groove that can supply the cyclic annular spacing arch embedding of first rotation piece lateral wall, and back in the cyclic annular groove is inlayed to the cyclic annular spacing arch embedding of first rotation piece lateral wall can accomplish the rotation between first rotation piece and the second bulb portion and be connected.

As a preference: one end of the first spring 10 extends into the first accommodating cavity 2 and abuts against the side wall of one side, away from the first ball head 5, of the first pad 11, and one end, away from the first ball head 5, of the first spring 10 extends into the second accommodating cavity 8 and abuts against the inner bottom surface of the second accommodating cavity 8.

As a preference: the outer side wall of one end, far away from the second ball head 7, of the second sleeve 3 is provided with a third annular groove 33, a second sealing ring 34 is embedded in the third annular groove 33 in the circumferential direction, and the outer side wall of the second sealing ring 34 is attached to the inner side wall of the first accommodating cavity 2.

Claims

1. The utility model provides an electronic tail-gate stabilizer bar of vehicle, includes first pipe box (1) of stabilizer bar, be equipped with first holding chamber (2) in first pipe box (1), sliding connection has second sleeve pipe (3) that can make the stabilizer bar flexible in first holding chamber (2), its characterized in that: the outer side wall of one end of the first pipe sleeve (1) is detachably connected with a first bulb (5) through a first buckle mechanism (4), one end of the first pipe sleeve (1) far away from the first bulb (5) is provided with a first through hole (6) through which one end of the second pipe sleeve (3) can extend out of the first accommodating cavity (2), one end of the second sleeve (3) far away from the first bulb (5) is rotationally connected with a second bulb (7), a second containing cavity (8) with one side communicated with the first containing cavity (2) is arranged in the second sleeve (3), the first containing cavity (2) and the second containing cavity (8) are internally provided with gas springs (9), the outer side wall of the gas spring (9) is circumferentially provided with a first spring (10), and the bottom surface of a first ball head (5) in the first accommodating cavity (2) is provided with a first pad (11) for preventing the end part of the first spring (10) from directly contacting the bottom surface of the first ball head (5).

2. The vehicle power tailgate balance bar according to claim 1, wherein: the gas spring (9) comprises a cylinder barrel (12), a piston rod (13) and a damping slide block (14), one end of the cylinder barrel (12) is in threaded connection with the bottom surface of one side of the first bulb (5) provided with the first pad (11), a third accommodating cavity (15) for the piston rod (13) and the damping slide block (14) to slide is arranged in the cylinder barrel (12), a second through hole (16) for sliding out of the cylinder barrel (12) from one end of the piston rod (13) is arranged at one end of the cylinder barrel (12) far away from the first bulb (5), one end of the piston rod (13) far away from the first bulb (5) is connected with the second bulb (7) through screw threads, one end of the piston rod (13) far away from the second ball head (7) extends into the third accommodating cavity (15) to be fixedly connected with a damping slide block (14), the outer side wall of the damping slide block (14) is attached to the inner side wall of the third accommodating cavity (15), and a first spring (10) is arranged on the outer side wall of the cylinder barrel (12) and the outer side wall of the piston rod (13) in the circumferential direction.

3. The vehicle power tailgate balance bar according to claim 2, wherein: the first ball head (5) comprises a first ball head part (17) and a first connecting base (18), the outer side wall of the first connecting base (18) is connected with the inner side wall of the first accommodating cavity (2) in a buckling mode through a first buckling mechanism (4), the first buckling mechanism (4) comprises a first limiting bulge (19) arranged on the outer side wall of the first connecting base (18), a limiting through hole (20) which can be used for the first limiting bulge (19) to be embedded and buckled is arranged on the inner side wall of the first accommodating cavity (2), one end, far away from the first ball head part (17), of the first connecting base (18) extends into the first accommodating cavity (2), a first blind hole (21) is arranged in the center of the bottom surface of one side, close to the cylinder barrel (12), of the first connecting base (18), one end of the cylinder barrel (12) is in threaded connection with the first blind hole (21), a first annular groove (22) is arranged on the outer side wall of the first connecting base (18), a first sealing ring (23) is arranged in the first annular groove (22), and the outer side wall of the first sealing ring (23) is attached to the inner side wall of the first accommodating cavity (2).

4. The vehicle power tailgate balance bar according to claim 1, wherein: the second ball head (7) comprises a second ball head part (24), a second connecting base (25) and a connecting seat (26) extending into the second accommodating cavity (8), wherein a first annular bulge (27) is arranged on the outer side wall of the second connecting base (25) in the circumferential direction, a second blind hole (28) allowing the first annular bulge (27) to be embedded is formed in one end, away from the first pipe sleeve (1), of the second sleeve (3), a third through hole (29) allowing the connecting seat (26) to penetrate through the second accommodating cavity (8) is formed in the center of the second blind hole (28), the connecting seat (26) penetrates through the third through hole (29) and then is in threaded connection with one end, away from the piston rod (13), of the piston rod (12), a second annular groove (30) is formed in the outer side wall of the first annular bulge (27), an O-shaped ring (31) is arranged in the second annular groove (30), the inner side wall of the O-shaped ring (31) is attached to the second blind hole (28), one end, far away from the third through hole (29), of the second connecting base (25) is rotatably connected with the second ball head portion (24) through the first rotating block (32), and a groove which can be used for the first rotating block (32) to be embedded and buckled with the first rotating block (32) is formed in the end face, close to the first rotating block (32), of one side of the second ball head portion (24).

5. The vehicle power tailgate balance bar according to claim 1, wherein: one end of the first spring (10) extends into the first accommodating cavity (2) and is abutted against the side wall of one side, away from the first ball head (5), of the first pad (11), and one end, away from the first ball head (5), of the first spring (10) extends into the second accommodating cavity (8) and is abutted against the inner bottom surface of the second accommodating cavity (8).

6. The vehicle power tailgate balance bar according to claim 1, wherein: the second sleeve (3) is far away from the outer side wall of one end of the second ball head (7) and is provided with a third annular groove (33), a second sealing ring (34) is embedded in the third annular groove (33) in the circumferential direction, and the outer side wall of the second sealing ring (34) is attached to the inner side wall of the first accommodating cavity (2).