CN219974198U - Tail gate stay bar with spiral self-locking structure - Google Patents
Tail gate stay bar with spiral self-locking structure Download PDFInfo
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- CN219974198U CN219974198U CN202320689327.9U CN202320689327U CN219974198U CN 219974198 U CN219974198 U CN 219974198U CN 202320689327 U CN202320689327 U CN 202320689327U CN 219974198 U CN219974198 U CN 219974198U
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- ball socket
- stop piece
- tail gate
- locking structure
- inner tube
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- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model relates to the technical field of automobile tail doors, in particular to a tail door stay bar with a spiral self-locking structure, which comprises a guide rod, wherein the top of the guide rod is in threaded connection with a ball socket, the bottom of the ball socket is clamped with a stop piece, the stop piece is sleeved and clamped outside the guide rod, the bottom of the stop piece is fixedly connected with an inner tube, the inner tube is sleeved outside the guide rod, and the inner tube is sleeved outside the inner tube and is in sliding connection with a telescopic assembly. The utility model can achieve the purposes of firm connection between the ball socket and the telescopic rod and simple process.
Description
Technical Field
The utility model relates to the technical field of automobile tail doors, in particular to a tail door stay bar with a spiral self-locking structure.
Background
With the rapid development of automobile electronic technology, the comfort and the richness of the using functions of the automobile are increasingly improved. The automobile tail door stay bar is taken as a convenient device for opening and closing the tail door, brings convenience to the life of people and simultaneously also faces urgent demands for comfort, safety and stability.
At present, the conventional technology for connecting the ball socket of the automobile tail gate stay rod with the telescopic piece is a riveting technology, namely, a riveting machine is used for riveting the telescopic piece into a riveting groove of a ball socket assembly to realize the connection of the ball socket and the telescopic piece, but the manufacturing technology is irreversible, the well-riveted ball socket cannot be reworked, only can be damaged, and the material is wasted; the ball socket is connected with the telescopic piece through the sampling and gluing process, screw threads are glued between the screw threads through screw thread connection between the ball socket and the telescopic piece, but in the use process, the screw threads are easy to lose efficacy due to expansion caused by heat and contraction caused by cold, so that the ball socket is easy to fall off, and safety accidents are caused.
The above processes all cause high manufacturing cost and potential safety hazard, and are difficult to meet the requirement of mass production, so that a tail gate stay bar with a spiral self-locking structure is needed to solve the problem.
Disclosure of Invention
The utility model aims to provide a tail gate stay bar with a spiral self-locking structure, so as to solve the problems and achieve the purposes of firm connection between a ball socket and a telescopic rod and simple process.
In order to achieve the above object, the present utility model provides the following solutions: the utility model provides a tail gate vaulting pole with spiral auto-lock structure, includes the guide arm, guide arm top threaded connection has the ball socket, ball socket bottom joint has the stop piece, the stop piece cover is established and the joint is in outside the guide arm, stop piece bottom rigid coupling has the inner tube, the inner tube cover is established outside the guide arm, the inner tube overcoat is established and sliding connection has the expansion assembly.
Preferably, the bottom of the ball socket is provided with a threaded hole, a plurality of positioning grooves are formed in the circumferential direction of the threaded hole, and the ball socket is clamped with the stop piece through a plurality of positioning grooves.
Preferably, the center of the stop piece is provided with a flat square hole in a penetrating mode, a plurality of positioning columns are arranged in the circumference of the flat square hole, and at least one positioning column is clamped with the positioning groove.
Preferably, the top of the guide rod is provided with a threaded protrusion, the threaded protrusion is in threaded connection with the ball socket through the threaded hole, the top of the guide rod is provided with a flat side, and the flat side is positioned below the threaded protrusion.
Preferably, a groove is formed in the top of the inner tube, and the groove is matched with the stop piece in shape.
Preferably, the telescopic component comprises a guide pipe, the guide pipe is sleeved and arranged on the outer side of the guide rod in a sliding manner, an outer pipe is sleeved and fixedly connected on the outer sleeve of the guide pipe, the outer pipe is sleeved and arranged on the outer side of the inner pipe in a sliding manner, and an elastic part is arranged in the inner pipe.
Preferably, the elastic part comprises a spring, the top of the spring is abutted against the inner wall of the top of the inner tube, the bottom of the spring is abutted against the inner wall of the bottom of the outer tube, and the spring and the inner tube are coaxially arranged.
Preferably, when the ball socket is engaged with the stopper piece, the rotation angle of the ball socket is not greater than 90 °.
Preferably, the flat square height is greater than the flat square hole height.
The utility model has the following technical effects: when the telescopic assembly is used, the end part of the guide rod is firstly pressed to leak, the stop piece is sleeved and clamped on the outer side of the guide rod, then the ball socket is in threaded connection with the top part of the guide rod, the stop piece is moved to enable the top part of the stop piece to be clamped with the bottom part of the ball socket, the telescopic assembly is released to enable the end part of the telescopic assembly to extrude the stop piece to be in a clamping state at the bottom part of the ball socket, at the moment, the guide rod is clamped with the stop piece, the stop piece is clamped with the bottom part of the ball socket again, the ball socket is clamped with the guide rod, the ball socket can not rotate relative to the guide rod after the ball socket is in threaded connection with the guide rod, the ball socket is prevented from being separated from the guide rod, the stability is greatly improved, and when the ball socket is needed to be replaced, the ball socket is only required to be pressed to enable the top part of the stop piece to be separated from the bottom part of the ball socket to be rotated, the replacement process of the ball socket is greatly simplified, the spiral self-locking structure is arranged, reliable safety performance is provided for a tail gate stay bar of an automobile, and the cost is also reduced in the production process.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an exploded view of the ball and socket connection mechanism of the present utility model;
FIG. 2 is a schematic view of a ball and socket configuration of the present utility model;
FIG. 3 is a schematic view of a stop tab according to the present utility model;
FIG. 4 is a schematic view of a guide bar according to the present utility model;
FIG. 5 is a schematic view of the mounting of the stop tab of the present utility model;
FIG. 6 is a schematic view of a ball and socket installation of the present utility model;
FIG. 7 is a schematic view of the stop tab of the present utility model after homing;
wherein, 1, ball socket; 2. a positioning groove; 3. a threaded hole; 4. a stop piece; 5. a flat square hole; 6. positioning columns; 7. a guide rod; 8. flat square; 9. an inner tube; 10. a spring; 11. an outer tube; 12. a conduit; 13. and the thread is raised.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
Referring to fig. 1 to 7, the utility model provides a tail gate stay bar with a spiral self-locking structure, which comprises a guide rod 7, wherein a ball socket 1 is connected with the top of the guide rod 7 in a threaded manner, a stop piece 4 is clamped at the bottom of the ball socket 1, the stop piece 4 is sleeved and clamped outside the guide rod 7, an inner pipe 9 is fixedly connected at the bottom of the stop piece 4, the inner pipe 9 is sleeved outside the guide rod 7, and a telescopic component is sleeved outside the inner pipe 9 in a sliding manner.
When the telescopic assembly is used, firstly, the end part of the guide rod 7 is leaked out by pressing the telescopic assembly, then the stop piece 4 is sleeved and clamped on the outer side of the guide rod 7, then the ball socket 1 is in threaded connection with the top of the guide rod 7, the stop piece 4 is moved to enable the top of the stop piece 4 to be clamped with the bottom of the ball socket 1, the telescopic assembly is released to enable the end part of the telescopic assembly to extrude the stop piece 4 to be in a clamped state at the bottom of the ball socket 1, at the moment, the guide rod 7 is clamped with the stop piece 4, the stop piece 4 is clamped with the bottom of the ball socket 1, the ball socket 1 is clamped with the guide rod 7, the ball socket 1 cannot rotate relative to the guide rod 7 after the ball socket 1 is in threaded connection with the guide rod 7, the ball socket 1 is prevented from being separated from the guide rod 7, the stability is greatly improved, and when the ball socket 1 needs to be replaced, the top of the stop piece 4 is only pressed to be separated from the bottom of the ball socket 1, then the ball socket 1 is rotated, the replacement process of the ball socket 1 is greatly simplified, the replacement process of the ball socket 1 is realized, the self-locking structure is arranged, the self-locking property is utilized to provide reliable safety performance for a car tail gate support rod, and the detachability is also reduced in the production process, and beneficial support is provided.
Further optimizing scheme, screw hole 3 has been seted up to ball socket 1 bottom, and screw hole 3 circumference begins to have a plurality of constant head tanks 2, and ball socket 1 passes through a plurality of constant head tanks 2 and the joint of stop piece 4.
The positioning grooves 2 are arranged at equal intervals along the circumferential direction of the threaded hole 3, the number of the positioning grooves 2 is preferably 4, the 4 positioning grooves 2 are symmetrically arranged in pairs, and the number of the positioning grooves 2 is at least 1.
Further optimizing scheme, the centre of the stop piece 4 is communicated with and is provided with a flat square hole 5, a plurality of positioning columns 6 are arranged in the circumferential direction of the flat square hole 5, and at least one positioning column 6 is clamped with the positioning groove 2.
The number of the positioning columns 6 is at least 1, and the utility model preferably comprises 2 positioning columns 6 which are symmetrically arranged around the circumference of the flat square hole 5, wherein the positioning columns 6 are clamped with the positioning grooves 2 and used for realizing the clamping connection of the stop piece 4 and the ball socket 1.
Further optimizing scheme, guide arm 7 top is equipped with screw thread protruding 13, and screw thread protruding 13 passes through screw hole 3 threaded connection with ball socket 1, and guide arm 7 top is equipped with flat square 8, and flat square 8 is located screw thread protruding 13 below.
Flat square hole 5 and flat square 8 size assorted, be convenient for stop piece 4 establishes on flat square 8 through flat square hole 5 cover, flat square hole 5 and flat square 8 cooperate and make stop piece 4 and guide arm 7 unable relative rotation, only can make stop piece 4 remove in the vertical within range of flat square 8 of guide arm 7 through flat square hole 5, when stop piece 4 and ball socket 1 joint, stop piece 4 passes through the cooperation and guide arm 7 joint of flat square hole 5 and flat square 8, and then realized that guide arm 7 and ball socket 1 can't take place relative rotation.
Further optimizing scheme, the top of inner tube 9 is equipped with the recess, recess and the shape phase-match of stop piece 4.
The top of the inner tube 9 is provided with a groove which is used for embedding the stop piece 4 into the top of the inner tube 9, so that the stop piece 4 is fixedly connected with the top of the inner tube 9, and the ball socket 1 is fixedly connected with the top of the inner tube 9.
Further optimizing scheme, the flexible subassembly includes pipe 12, and pipe 12 cover is established and is slided and set up in the guide arm 7 outside, and pipe 12 overcoat is established and is fixedly connected with outer tube 11, and outer tube 11 cover is established and is slided and set up in the inner tube 9 outside, is equipped with the elastic component in the inner tube 9.
Further optimizing scheme, the elastic part includes spring 10, and the top and the inner wall butt at inner tube 9 top of spring 10, the bottom and the outer tube 11 bottom inner wall butt of spring 10, spring 10 and inner tube 9 coaxial setting.
In the initial state, the spring 10 is compressed in advance, the bottom of the spring 10 is abutted against the inner wall of the bottom of the outer tube 11, the top of the spring 10 is abutted against the inner wall of the top of the inner tube 9, so that the inner tube 9 and the outer tube 11 generate relative motion, the end of the guide rod 7 is clamped with the end of the guide tube 12, the guide rod 7 can slide out of the guide tube 12 within a fixed value, when the guide rod 7 stretches out of the guide tube 12 to the maximum value, the spring 10 still releases elasticity to enable the inner tube 9 to move away from the outer tube 11, the top of the inner tube 9 always presses the stop piece 4 at the bottom of the ball socket 1 and cannot be separated, the ball socket 1 and the guide rod 7 cannot rotate relatively or fall off, when the ball socket 1 needs to be removed, the inner tube 9 needs to be separated from the stop piece 4, and then the ball socket 1 can be removed by rotating the ball socket 1.
In a further optimized scheme, when the ball socket 1 is clamped with the stop piece 4, the rotation angle of the ball socket 1 is not more than 90 degrees.
Because errors possibly exist in the process production, when the ball socket 1 rotates to the threaded height, the bottom of the ball socket 1 can be accurately clamped with the top of the stop piece 4, so that the ball socket 1 needs to be rotated to ensure that the positioning groove 2 at the bottom of the ball socket 1 is clamped with the positioning column 6 of the stop piece 4, the rotation angle of the ball socket 1 is limited within 90 degrees, and further falling caused by excessive rotation of the ball socket 1 is avoided.
Further optimizing scheme, the height of the flat square 8 is greater than that of the flat square hole 5.
This arrangement facilitates the rotation of the socket 1 to the bottom of the threaded boss 13, increasing the area of the threaded engagement of the socket 1 with the guide rod 7.
The working process of the utility model is as follows:
when the ball socket 1 is used, the end part of the guide rod 7 leaks out by means of compression of the tool, the stop piece 4 is sleeved and clamped outside the guide rod 7, the flat square hole 5 of the stop piece 4 falls into the lowest end of the flat square 8 of the guide rod 7, the threaded protrusion 13 of the guide rod 7 is completely exposed, a sufficient position is provided for subsequent installation of the ball socket 1, then the ball socket 1 is rotated to enable the ball socket 1 to be in threaded connection with the top part of the guide rod 7, the stop piece 4 is moved and rotated, the positioning column 6 at the top part of the stop piece 4 is aligned with and is meshed with the positioning groove 2 at the bottom part of the ball socket 1 to realize clamping, the rotation angle of the ball socket 1 is limited within 90 degrees, further, falling caused by excessive rotation of the ball socket 1 is avoided, then the spring 10 is released, the end part of the inner tube 9 presses the stop piece 4 at the bottom part of the ball socket 1 to be in a clamped state, at the moment, the guide rod 7 is clamped with the bottom part of the stop piece 4, the ball socket 1 is clamped with the guide rod 7, the ball socket 1 is enabled to be clamped with the guide rod 7, the ball socket 1 cannot rotate relatively, and the guide rod 7 is prevented from being separated from the guide rod 7.
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.
Claims (9)
1. Tail gate vaulting pole with spiral auto-lock structure, its characterized in that: including guide arm (7), guide arm (7) top threaded connection has ball socket (1), ball socket (1) bottom joint has stop piece (4), stop piece (4) cover is established and the joint is in outside guide arm (7), stop piece (4) bottom rigid coupling has inner tube (9), inner tube (9) cover is established outside guide arm (7), inner tube (9) overcoat is established and sliding connection has flexible subassembly.
2. The tail gate stay with spiral self-locking structure of claim 1, wherein: screw holes (3) are formed in the bottoms of the ball sockets (1), a plurality of positioning grooves (2) are formed in the circumferences of the screw holes (3), and the ball sockets (1) are clamped with the stop pieces (4) through the positioning grooves (2).
3. A tail gate stay with helical self-locking structure as claimed in claim 2, wherein: the center of the stop piece (4) is communicated with a flat square hole (5), a plurality of positioning columns (6) are circumferentially arranged in the flat square hole (5), and at least one positioning column (6) is clamped with the positioning groove (2).
4. A tail gate stay with helical self-locking structure as claimed in claim 3, wherein: the top of the guide rod (7) is provided with a threaded protrusion (13), the threaded protrusion (13) is in threaded connection with the ball socket (1) through the threaded hole (3), the top of the guide rod (7) is provided with a flat square (8), and the flat square (8) is located below the threaded protrusion (13).
5. The tail gate stay with spiral self-locking structure of claim 1, wherein: the top of the inner tube (9) is provided with a groove, and the groove is matched with the shape of the stop piece (4).
6. The tail gate stay with spiral self-locking structure of claim 1, wherein: the telescopic component comprises a guide pipe (12), the guide pipe (12) is sleeved and arranged on the outer side of the guide rod (7) in a sliding mode, an outer pipe (11) is sleeved and fixedly connected with the outer pipe (12), the outer pipe (11) is sleeved and arranged on the outer side of the inner pipe (9) in a sliding mode, and an elastic portion is arranged in the inner pipe (9).
7. The tail gate stay with helical self-locking structure of claim 6, wherein: the elastic part comprises a spring (10), the top of the spring (10) is abutted against the inner wall of the top of the inner tube (9), the bottom of the spring (10) is abutted against the inner wall of the bottom of the outer tube (11), and the spring (10) and the inner tube (9) are coaxially arranged.
8. The tail gate stay with spiral self-locking structure of claim 1, wherein: when the ball socket (1) is clamped with the stop piece (4), the rotation angle of the ball socket (1) is not more than 90 degrees.
9. The tail gate stay with spiral self-locking structure of claim 4, wherein: the height of the flat square (8) is larger than that of the flat square hole (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320689327.9U CN219974198U (en) | 2023-03-31 | 2023-03-31 | Tail gate stay bar with spiral self-locking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320689327.9U CN219974198U (en) | 2023-03-31 | 2023-03-31 | Tail gate stay bar with spiral self-locking structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219974198U true CN219974198U (en) | 2023-11-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320689327.9U Active CN219974198U (en) | 2023-03-31 | 2023-03-31 | Tail gate stay bar with spiral self-locking structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219974198U (en) |
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2023
- 2023-03-31 CN CN202320689327.9U patent/CN219974198U/en active Active
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