CN218324465U - Tail gate vaulting pole locking cover with waterproof dustproof function - Google Patents

Abstract

The utility model provides a tail-gate vaulting pole locking cover with waterproof dustproof function, tail-gate vaulting pole locking cover includes: a cylinder end locking sleeve and a piston rod end locking sleeve; the cylinder end locking sleeve and the piston rod end locking sleeve are nested inside and outside; the cylinder barrel end locking sleeve is arranged on the outer side of the stay bar cylinder barrel; the end locking sleeve of the piston rod is sleeved on the outer side of the strut piston rod; the cylinder barrel end locking sleeve is connected with the car body or the tail gate through a strut cylinder barrel end ball socket; the piston rod end locking sleeve is connected with the tail gate or the vehicle body through a ball socket at the end of the piston rod of the support rod; and sealing structures are arranged between the cylinder barrel end locking sleeve and the piston rod end locking sleeve, between the cylinder barrel end locking sleeve and the strut cylinder barrel end ball socket and between the piston rod end locking sleeve and the strut piston rod end ball socket. The utility model discloses a tail-gate vaulting pole locking cover can possess good waterproof dustproof performance, can make the tail-gate vaulting pole under water, work in the sand and dust environment, prolongs the life of tail-gate vaulting pole.

Description

Tail gate vaulting pole locking cover with waterproof dustproof function

Technical Field

The embodiment of the utility model provides a relate to automobile manufacturing technical field, especially relate to a tail-gate vaulting pole locking cover with waterproof dustproof function.

Background

Along with the diversification of the pattern of car, the back of current car all is provided with the tail-gate, the electronic tail-gate of car, and it is really also electronic trunk, indicate that the trunk adopts electronic or remote control mode to open or close. If the trunk needs to be opened, the trunk can be opened by pressing a button in the trunk or a remote control key, if the trunk needs to be closed, the trunk can be closed by pressing a closing button in the trunk or a closing button in the automobile, or the remote control key is used for closing the trunk, and the tail gate stay bar is an essential part of the automobile tail gate. The tail gate vaulting pole arrange sealed outside (lift the tail gate on and arrange in rivers groove department, side tail gate of opening arranges in tail threshold department), its service environment is relatively abominable, tail gate vaulting pole can with water, dirt direct contact. Particularly side-opening rear-door vehicles with high wading depth requirements, which are typically arranged below the wading depth. Therefore, when the tail gate stay bar is designed, water and dust prevention need to be emphasized, however, the sheath of the current tail gate stay bar usually does not have the water and dust prevention function.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a tail-gate vaulting pole locking cover with waterproof dustproof function, tail-gate vaulting pole locking cover can possess good waterproof dustproof performance, can make the tail-gate vaulting pole under water, work in the sand and dust environment, prolongs the life of tail-gate vaulting pole.

In order to solve the technical problem, the utility model discloses a realize like this:

in a first aspect, an embodiment of the utility model provides a tail gate brace rod locking sleeve with waterproof and dustproof functions, which comprises a cylinder end locking sleeve and a piston rod end locking sleeve; the cylinder end locking sleeve and the piston rod end locking sleeve are nested inside and outside and can move relatively; the cylinder barrel end locking sleeve is arranged on the outer side of the stay bar cylinder barrel, and the stay bar cylinder barrel is arranged in the cylinder barrel end locking sleeve; the piston rod end locking sleeve is arranged on the outer side of the strut piston rod, and the strut piston rod is arranged in the piston rod end locking sleeve; one side of the cylinder barrel end locking sleeve, which is far away from the piston rod end locking sleeve, is connected with the car body or the tail gate through a strut cylinder barrel end ball socket; one side, far away from the cylinder barrel end locking sleeve, of the piston rod end locking sleeve is connected with a tail gate or a vehicle body through a strut piston rod end ball socket; and sealing structures are arranged between the cylinder end locking sleeve and the piston rod end locking sleeve, between the cylinder end locking sleeve and the strut cylinder end ball socket and between the piston rod end locking sleeve and the strut piston rod end ball socket.

The utility model discloses further set up to: the sealing structure between the cylinder barrel end locking sleeve and the piston rod end locking sleeve is a first sealing structure, the first sealing structure comprises a locking area arranged on the cylinder barrel end locking sleeve and a sealing lip edge arranged on the piston rod end locking sleeve, and the sealing lip edge is in interference fit with the locking area.

The utility model discloses further set up to: the sealing structure between the cylinder end locking sleeve and the strut cylinder end ball socket is a second sealing structure which comprises a strut cylinder thread arranged on the strut cylinder and a strut cylinder end ball socket thread arranged on the strut cylinder end ball socket, wherein a step surface is arranged at the end part of the strut cylinder close to the strut cylinder thread, the cylinder end locking sleeve is arranged at the position corresponding to the stepped surface, and is matched with the stepped surface, when the stay rod cylinder thread is matched with the stay rod cylinder end ball socket thread, the stay rod cylinder is used for installing the cylinder end locking sleeve on the stay rod cylinder end ball socket, and the stay rod cylinder, the cylinder end locking sleeve and the stay rod cylinder end ball socket are fixedly connected.

The utility model discloses further set up to: and a sealing gasket is also arranged between the cylinder barrel end locking sleeve and the strut cylinder barrel end ball socket.

The utility model discloses further set up to: and sealing materials are filled between the cylinder barrel end locking sleeve and the stay bar cylinder barrel.

The utility model discloses further set up to: the sealing material is a sealant.

The utility model discloses further set up to: the utility model discloses a hydraulic support device, including vaulting pole piston rod, piston rod end locking cover, vaulting pole piston rod with be provided with the pivot between the piston rod end locking cover, the pivot is installed the piston rod end locking is sheathe in, the inside recess that is used for supplying of being provided with of pivot the vaulting pole piston rod passes, the vaulting pole piston rod pass behind the pivot with vaulting pole piston rod end ball-and-socket connection.

The utility model discloses further set up to: the piston rod end locking sleeve is connected with the rotating shaft through a buckle structure.

The utility model discloses further set up to: and a plurality of groups of axially arranged sealing rings are arranged between the piston rod end locking sleeve and the rotating shaft.

The utility model discloses further set up to: the sealing structure between the piston rod end locking sleeve and the support rod piston rod end ball socket is a third sealing structure, the third sealing structure comprises a support rod piston rod thread arranged on the support rod piston rod and a support rod piston rod end ball socket thread arranged on the support rod piston rod end ball socket, and the support rod piston rod thread is in threaded fit with the support rod piston rod end ball socket.

To sum up, compare with prior art, the beneficial effects of the utility model are that:

1. the tail gate brace rod locking sleeve with the waterproof and dustproof functions of the utility model is provided with a cylinder barrel end locking sleeve and a piston rod end locking sleeve which are nested inside and outside; when the tail gate support rod does telescopic motion, the cylinder barrel end locking sleeve and the piston rod end locking sleeve can move relatively; sealing structures are arranged between the cylinder barrel end locking sleeve and the piston rod end locking sleeve, between the cylinder barrel end locking sleeve and the strut cylinder barrel end ball socket and between the piston rod end locking sleeve and the strut piston rod end ball socket; make the tail-gate vaulting pole be in sealed work environment and do not influence the tail-gate vaulting pole again and do concertina movement, can play waterproof dirt-proof effect to the tail-gate vaulting pole like this.

2. Adopt the utility model discloses a back door vaulting pole locking cover can be so that the back door vaulting pole has waterproof dirt-proof effect, has not only improved the quality of back door vaulting pole, is favorable to prolonging the life of back door vaulting pole moreover.

3. The utility model discloses a tail-gate vaulting pole locking cover with waterproof dustproof function completely cuts off tail-gate vaulting pole in inclosed cavity to can play the effect that gives sound insulation.

4. The utility model has the advantages that the locking sleeve of the tail gate stay bar has good waterproof and dustproof performance and good noise reduction and sound insulation functions; additionally, the utility model discloses a tail-gate vaulting pole locking cover can make the tail-gate vaulting pole work under water, in the dust and sand environment, and application scope is wider.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is the structure schematic diagram of the tail gate brace locking sleeve of the utility model.

Fig. 2 is a schematic structural diagram between the cylinder barrel end locking sleeve and the strut cylinder barrel end ball socket.

Fig. 3 is a schematic structural diagram between the cylinder end locking sleeve and the piston rod end locking sleeve.

Fig. 4 is a schematic structural view between the piston rod end locking sleeve and the ball socket of the piston rod end of the support rod.

In the figure: 1. a strut cylinder barrel end ball socket; 1-1, supporting rod cylinder end ball socket threads; 2. a strut cylinder; 2-1, stay bar cylinder threads; 3. a strut piston rod; 3-1, supporting rod piston rod threads; 4. the end of the piston rod of the support rod is provided with a ball socket; 4-1, supporting rod piston rod end ball socket threads; 5. a cylinder end locking sleeve; 5-1, a locking region; 6. a piston rod end locking sleeve; 6-1, sealing lip; 6-2, a first clamping connection structure; 6-3, a second clamping connection structure; 7. sealing gaskets; 8. a rotating shaft; 8-1, sealing rings; 8-2, clamping grooves; 8-3, clamping an end socket; 9. a cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the tail gate brace locking sleeve with waterproof and dustproof functions of the present invention moves along with the movement of the tail gate brace, and comprises a cylinder end locking sleeve 5 and a piston rod end locking sleeve 6; the cylinder end locking sleeve 5 and the piston rod end locking sleeve 6 are nested inside and outside and can move relatively; the cylinder end locking sleeve 5 is arranged on the outer side of the stay bar cylinder 2, and the stay bar cylinder 2 is arranged in the cylinder end locking sleeve 5; the piston rod end locking sleeve 6 is arranged on the outer side of the strut piston rod 3, and the strut piston rod 3 is arranged in the piston rod end locking sleeve 6; one side, far away from the piston rod end locking sleeve 6, of the cylinder barrel end locking sleeve 5 is connected with a car body or a tail gate through a strut cylinder end ball socket 1; one side, far away from the cylinder barrel end locking sleeve 5, of the piston rod end locking sleeve 6 is connected with a tail gate or a vehicle body through a strut piston rod end ball socket 4; sealing structures are arranged between the cylinder end locking sleeve 5 and the piston rod end locking sleeve 6, between the cylinder end locking sleeve 5 and the strut cylinder end ball socket 1, and between the piston rod end locking sleeve 6 and the strut piston rod end ball socket 4.

Referring to fig. 1-4, the sealing structure between the cylinder end locking sleeve 5 and the rod end locking sleeve 6 is a first sealing structure, which includes a locking region 5-1 disposed on the cylinder end locking sleeve 5 and a sealing lip 6-1 disposed on the rod end locking sleeve 6, wherein the sealing lip 6-1 is in interference fit with the locking region 5-1. Through the arrangement, when the locking area 5-1 on the cylinder barrel end locking sleeve 5 is matched with the sealing lip edge 6-1 on the piston rod end locking sleeve 6, the cylinder barrel end locking sleeve 5 and the piston rod end locking sleeve 6 are in a sealing state, and the whole tail gate strut locking sleeve is in a sealing state, so that the waterproof and dustproof functions are realized. The sealing lip edge 6-1 is formed by double-shot injection molding or secondary injection molding, and is in interference fit with the locking area 5-1 to realize a sealing function. The structure of the sealing lip 6-1 and the locking region 5-1 can be implemented with reference to the structures currently available on the market; for example, the outer diameter of the cylinder end locking sleeve 5 in the locking region 5-1 gradually increases along the extension direction of the tail gate stay bar, and the sealing lip 6-1 is a lip sealing ring, when the tail gate stay bar extends, the sealing lip 6-1 and the cylinder end locking sleeve 5 are gradually in interference fit, so that the locking is realized and the sealing is also realized.

Referring to fig. 1-4, the sealing structure between the cylinder end locking sleeve 5 and the strut cylinder end ball socket 1 is a second sealing structure, the second sealing structure includes a strut cylinder thread 2-1 disposed on the strut cylinder 2 and a strut cylinder end ball socket thread 1-1 disposed on the strut cylinder end ball socket 1, wherein a step surface is disposed on the strut cylinder 2 at an end of the strut cylinder thread 2-1, the cylinder end locking sleeve 5 is provided with a matching portion matching with the step surface at a position corresponding to the step surface, when the strut cylinder thread 2-1 matches with the strut cylinder end ball socket thread 1-1, the strut cylinder 2 mounts the cylinder end locking sleeve 5 on the strut cylinder end ball socket 1, and the cylinder strut 2, the cylinder end locking sleeve 5 and the strut cylinder end ball socket 1 are fixedly connected. In addition, thread glue is coated between the stay bar cylinder barrel threads 2-1 and the stay bar cylinder barrel end ball socket threads 1-1, and is used for achieving the sealing function between the threads.

Referring to fig. 1-4, a sealing gasket 7 is further disposed between the cylinder end locking sleeve 5 and the strut cylinder end ball socket 1, and the sealing gasket 7 can bear a large axial force of a thread and transmit the axial force of the thread to the cylinder end locking sleeve 5 with a small pressure (the sealing gasket 7 has a large contact area with the cylinder end locking sleeve 5, the sealing gasket 7 is made of steel, and the cylinder end locking sleeve 5 is made of plastic), so that the strut cylinder end ball socket 1, the strut cylinder 2, and the cylinder end locking sleeve 5 are fixedly connected. In addition, the cavity 9 between the stay cylinder 2 and the cylinder end locking sleeve 5 is filled with a sealing material (e.g., glue) to enhance the cylinder end sealing effect.

Referring to fig. 1 to 4, a rotating shaft 8 is arranged between the strut piston rod 3 and the piston rod end locking sleeve 6, the rotating shaft 8 is installed on the piston rod end locking sleeve 6, a groove for the strut piston rod 3 to pass through is formed in the rotating shaft 8, and the strut piston rod 3 passes through the rotating shaft 8 and then is connected with the strut piston rod end ball socket 4. The axis rotation between the rod end locking sleeve 6 and the strut piston rod 3 is realized by a rotating shaft 8. In this embodiment, the rod 3 is slidably connected to the inner wall of the rotating shaft 8.

Referring to fig. 1 to 4, the piston rod end locking sleeve 6 is connected to the rotating shaft 8 through a buckle structure, the buckle structure includes a first buckle connecting structure 6-2 and a second buckle connecting structure 6-3 disposed on the piston rod end locking sleeve 6, and a clamping groove 8-2 and a clamping joint 8-3 disposed on the rotating shaft 8, and the first buckle connecting structure 6-2 and the second buckle connecting structure 6-3 are respectively in buckle connection with the clamping groove 8-2 and the clamping joint 8-3, so that the piston rod end locking sleeve 6 is connected to the rotating shaft 8.

Referring to fig. 1 to 4, a plurality of sets of axially arranged seal rings 8-1 are arranged between the piston rod end locking sleeve 6 and the rotating shaft 8, so as to seal the rotating shaft 8 and the piston rod end locking sleeve 6, and enhance the sealing effect.

Referring to fig. 1-4, the sealing structure between the rod end locking sleeve 6 and the rod end ball socket 4 is a third sealing structure, and the third sealing structure includes a rod piston rod thread 3-1 disposed on the rod piston rod 3 and a rod piston rod end ball socket thread 4-1 disposed on the rod end ball socket 4, wherein the rod piston rod thread 3-1 is engaged with the rod piston rod end ball socket thread 4-1, and a thread glue is disposed at the engaged position for ensuring the sealing between the rod piston rod thread 3-1 and the rod piston rod end ball socket 4.

The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention.

Claims (10)

1. The utility model provides a tail-gate vaulting pole locking cover with waterproof dustproof function which characterized in that includes: a cylinder end locking sleeve and a piston rod end locking sleeve; the cylinder end locking sleeve and the piston rod end locking sleeve are nested inside and outside and can move relatively; the cylinder barrel end locking sleeve is arranged on the outer side of the stay bar cylinder barrel, and the stay bar cylinder barrel is arranged in the cylinder barrel end locking sleeve; the piston rod end locking sleeve is arranged on the outer side of the strut piston rod, and the strut piston rod is arranged in the piston rod end locking sleeve; one side of the cylinder barrel end locking sleeve, which is far away from the piston rod end locking sleeve, is connected with the car body or the tail gate through a strut cylinder barrel end ball socket; one side, far away from the cylinder barrel end locking sleeve, of the piston rod end locking sleeve is connected with a tail gate or a vehicle body through a strut piston rod end ball socket; sealing structures are arranged between the cylinder barrel end locking sleeve and the piston rod end locking sleeve, between the cylinder barrel end locking sleeve and the strut cylinder barrel end ball socket and between the piston rod end locking sleeve and the strut piston rod end ball socket.

2. The tail gate strut locking sleeve with the waterproof and dustproof functions as claimed in claim 1, wherein the sealing structure between the cylinder end locking sleeve and the piston rod end locking sleeve is a first sealing structure, the first sealing structure comprises a locking area arranged on the cylinder end locking sleeve and a sealing lip edge arranged on the piston rod end locking sleeve, and the sealing lip edge is in interference fit with the locking area.

3. The tail-gate vaulting pole locking cover with waterproof dustproof function of claim 1, characterized in that, cylinder barrel end locking cover with the seal structure between vaulting pole cylinder barrel end ball socket is second seal structure, second seal structure is including setting up vaulting pole cylinder screw thread on the vaulting pole cylinder and setting up vaulting pole cylinder end ball socket screw thread on the vaulting pole cylinder barrel end ball socket, wherein, be close to on the vaulting pole cylinder the tip of vaulting pole cylinder screw thread is provided with the stair surface, cylinder end locking cover with the corresponding position department of stair surface be provided with stair surface complex cooperation portion, work as vaulting pole cylinder screw thread with vaulting pole cylinder end ball socket screw cooperation, the vaulting pole cylinder will cylinder end locking cover is installed on vaulting pole cylinder barrel end ball socket, realize the vaulting pole cylinder, cylinder end locking cover with the fixed connection between the vaulting pole cylinder end ball socket.

4. The tailgate stay locking sleeve with waterproof and dustproof functions as claimed in claim 3, wherein a sealing gasket is further arranged between the cylinder end locking sleeve and the stay cylinder end ball socket.

5. The tailgate stay bar locking sleeve with waterproof and dustproof functions as claimed in claim 4, wherein a sealing material is filled between the cylinder barrel end locking sleeve and the stay bar cylinder barrel.

6. The tailgate brace locking sleeve with waterproof and dustproof functions as claimed in claim 5, wherein the sealing material is sealant.

7. The tailgate stay rod locking sleeve with the functions of water prevention and dust prevention according to claim 1, characterized in that a rotating shaft is arranged between the stay rod piston rod and the piston rod end locking sleeve, the rotating shaft is installed on the piston rod end locking sleeve, a groove for the stay rod piston rod to pass through is arranged in the rotating shaft, and the stay rod piston rod passes through the rotating shaft and then is connected with the end of the stay rod piston rod through a ball socket.

8. The locking sleeve of the tail gate stay bar with the waterproof and dustproof functions as claimed in claim 7, wherein the locking sleeve of the piston rod end is connected with the rotating shaft through a snap structure.

9. The locking sleeve of the tail gate brace with the functions of water and dust prevention as claimed in claim 8, wherein a plurality of sets of axially arranged sealing rings are arranged between the locking sleeve of the piston rod end and the rotating shaft.

10. The tailgate brace locking cover with waterproof and dustproof functions according to claim 9, wherein the sealing structure between the brace rod end locking cover and the brace rod end ball socket is a third sealing structure, the third sealing structure comprises a brace rod thread provided on the brace rod and a brace rod end ball socket thread provided on the brace rod end ball socket, wherein the brace rod thread is in threaded fit with the brace rod end ball socket thread.

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