CN214146153U - Car is with returning shape steel pipe subassembly - Google Patents
Car is with returning shape steel pipe subassembly Download PDFInfo
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- CN214146153U CN214146153U CN202022790893.8U CN202022790893U CN214146153U CN 214146153 U CN214146153 U CN 214146153U CN 202022790893 U CN202022790893 U CN 202022790893U CN 214146153 U CN214146153 U CN 214146153U
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Abstract
The utility model discloses a square-shaped steel pipe component for an automobile, which comprises a first pipe body, a second pipe body, a third pipe body, a fourth pipe body and a fifth pipe body which are sequentially connected end to end; one end of the first pipe body is provided with an embedded part, and one end of the fifth pipe body is provided with a connecting hole; the joints of the first pipe body and the second pipe body, the joints of the second pipe body and the third pipe body, the joints of the third pipe body and the fourth pipe body, and the joints of the fourth pipe body and the fifth pipe body are all provided with threaded connection structures, each threaded connection structure comprises an external thread part and an internal thread part, and a sealing rubber ring is sleeved outside the external thread part; the outer surfaces of the first pipe body, the second pipe body, the third pipe body, the fourth pipe body and the fifth pipe body are all provided with weather-resistant layers; therefore, the traditional welding connection mode is replaced, the phenomenon that the connection is not firm and even falls off due to the fact that the welding seam is fragile and easy to crack is avoided, the connection between the pipe bodies is firmer, and the assembly is simpler and more convenient; the sealing performance is improved, and the sealing performance of connection between the pipe bodies is guaranteed.
Description
Technical Field
The utility model belongs to the technical field of the five metals pipe fitting and specifically relates to indicate a car is with returning shape steel pipe assembly.
Background
Automobiles are the most common vehicles used on a daily basis, and many steel tubes are used, including those used in seats, in automobile dashboards, etc., and are typically made by a cold rolling process, primarily for support.
Because of the requirement of the vehicle skeleton, a plurality of steel pipes are usually adopted to form the required skeleton, the steel pipe skeleton used for the vehicle at present usually welds the head and the tail ends of two steel pipes to realize connection, and although the connection mode can realize connection and fixation between the steel pipes, the phenomenon that the connection is not firm or even falls off due to the fact that the welding seam position is fragile and easy to crack is easy to occur, and the welding is complicated, so that the assembly is inconvenient; and some steel pipes are connected through sleeves, but the sealing performance of the steel pipes is poor, and the sealing performance is difficult to ensure.
Therefore, a new technology needs to be developed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model discloses to the disappearance that prior art exists, its main objective provides a circle shape steel pipe subassembly for car, and it has solved current steel pipe and has appeared the fragile easy phenomenon that splits in welding seam position and lead to connecting insecure or even droing easily, has solved the inconvenient and relatively poor problem of sealing performance of equipment.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a square steel pipe assembly for an automobile comprises a first pipe body, a second pipe body, a third pipe body, a fourth pipe body and a fifth pipe body which are sequentially connected end to end, wherein the first pipe body, the second pipe body, the third pipe body, the fourth pipe body and the fifth pipe body form a square frame in a surrounding manner;
one end of the first pipe body is provided with an embedded part, one end of the fifth pipe body is provided with a connecting hole, and the embedded part is embedded into the connecting hole;
the connection parts of the first pipe body and the second pipe body, the second pipe body and the third pipe body, the third pipe body and the fourth pipe body, and the fourth pipe body and the fifth pipe body are all provided with threaded connection structures, each threaded connection structure comprises an external thread part and an internal thread part, the external thread part is connected with the internal thread part, one side of the external thread part, back to the corresponding internal thread part, is provided with a limiting part on the corresponding pipe body, the external thread part extends to a limiting surface of the limiting part, and a sealing rubber ring is sleeved outside the external thread part; one side of the sealing rubber ring is attached to the limiting surface, and the other side of the sealing rubber ring is attached to the end surface of the corresponding pipe body;
the outer surfaces of the first pipe body, the second pipe body, the third pipe body, the fourth pipe body and the fifth pipe body are all provided with weather-resistant layers.
Preferably, the outer surface of the weather-resistant layer is provided with a first wear-resistant layer.
Preferably, the first pipe body has first mounting holes formed through inner and outer wall surfaces thereof.
Preferably, the second pipe body has a second mounting hole formed through an inner and outer wall surface thereof.
Preferably, the fifth pipe body has third mounting holes formed through inner and outer wall surfaces thereof.
Preferably, the inner wall surface of the connecting hole is provided with a second wear-resistant layer.
As a preferred scheme, the first pipe body, the second pipe body, the third pipe body and the fourth pipe body are all straight tubular structures, the fifth pipe body is an L-shaped structure, one end of the first pipe body connected with the second pipe body is integrally connected with a first arc-shaped transition portion, the second pipe body, the third pipe body and the fourth pipe body are coaxially arranged, and one end of the fifth pipe body connected with the fourth pipe body is integrally connected with a second arc-shaped transition portion.
As a preferred scheme, the fifth pipe body includes mutually perpendicular and first pole portion, second pole portion of an organic whole connection, the connecting hole sets up in the one end of first pole portion, the one end of second pole portion is connected in the other end of first pole portion, the other end an organic whole of second pole portion is connected in second arc transition portion.
As a preferable scheme, a third arc-shaped transition portion is arranged at the joint of the first rod portion and the second rod portion, and two ends of the third arc-shaped transition portion are respectively and integrally connected to the first rod portion and the second rod portion.
Preferably, the first tube and the second rod are parallel to each other, and the second tube and the first rod are parallel to each other.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, concretely speaking, according to the technical scheme, the connection between the first pipe body and the second pipe body, the second pipe body and the third pipe body, the third pipe body and the fourth pipe body, and the fourth pipe body and the fifth pipe body is realized mainly through the threaded connection structure, and the embedded connection between the embedded part and the connecting hole is adopted, so that the connection between the first pipe body and the fifth pipe body is realized, the traditional welding connection mode is replaced, the phenomenon that the connection is not firm or even drops because the welding seam position is fragile and easy to crack is avoided, the connection between the pipe bodies is firmer, and the assembly is simpler and more convenient; particularly, through the design that the sealing rubber ring is combined with the threaded connection, a double sealing structure is formed, the sealing performance is improved, and the sealing performance of the connection between the pipe bodies is ensured; due to the arrangement of the weather-resistant layer, the weather-resistant layer has good weather resistance, is not easy to age and prolongs the service life; through the setting of wearing layer, can make it wear-resisting more, difficult wearing and tearing appear.
To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a top view of an embodiment of the present invention;
FIG. 2 is a peeling view A-A of FIG. 1;
fig. 3 is a sectional view of a joint between the second tube and the third tube according to the embodiment of the present invention.
The attached drawings indicate the following:
10. first pipe body 11, insertion part
12. First mounting hole 13, first arc transition portion
20. Second pipe body 21 and second mounting hole
30. Third tube 40, fourth tube
50. Fifth pipe body 51, connection hole
52. Third mounting hole 53, second arc transition portion
54. First rod part 55 and second rod part
56. Third arc transition part 60, spacing part
61. Limiting surface 70 and sealing rubber ring
80. A weathering layer 90, a first abrasion resistant layer.
Detailed Description
Fig. 1 to fig. 3 show specific structures of embodiments of the present invention.
A vehicle steel pipe assembly with a shape of Chinese character 'hui' comprises a first pipe body 10, a second pipe body 20, a third pipe body 30, a fourth pipe body 40 and a fifth pipe body 50 which are sequentially connected end to end, wherein the first pipe body 10, the second pipe body 20, the third pipe body 30, the fourth pipe body 40 and the fifth pipe body 50 form a frame with a shape of Chinese character 'hui' in a surrounding manner; an insertion part 11 is provided at one end of the first tube 10, and a connection hole 51 is provided at one end of the fifth tube 50; the embedding part 11 is embedded into the connecting hole 51, and the first pipe 10 is welded and fixed with the fifth pipe 50 at the periphery of the connecting hole 51 at the periphery of the embedding part 11; the joints of the first tube 10 and the second tube 20, the second tube 20 and the third tube 30, the third tube 30 and the fourth tube 40, and the fourth tube 40 and the fifth tube 50 are all provided with a threaded connection structure, the threaded connection structure comprises an external thread part and an internal thread part, the external thread part is connected with the internal thread part, one side of the external thread part, which is back to the corresponding internal thread part, is provided with a limit part 60 on the corresponding tube, the external thread part extends to a limit surface 61 of the limit part 60, and the external thread part is externally sleeved with a sealing rubber ring 70; one side of the sealing rubber ring 70 is attached to the limiting surface 61, and the other side of the sealing rubber ring is attached to the end surface of the corresponding pipe body, so that the sealing performance of connection between the two pipe bodies is improved. Here, the external thread portion and the internal thread portion of the threaded connection structure are respectively provided on the two pipe bodies connected to each other, for example: an external thread part is provided at one end of the first pipe 10, an internal thread part and an external thread part are provided at both ends of the second pipe 20, an internal thread part and an external thread part are provided at both ends of the third pipe 30, an internal thread part and an external thread part are provided at both ends of the fourth pipe 40, and an internal thread part is provided at one end of the fifth pipe 50.
Preferably, in this embodiment, the outer surfaces of the first tube 10, the second tube 20, the third tube 30, the fourth tube 40, and the fifth tube 50 are all provided with a weather-resistant layer 80; the outer surface of the weather-resistant layer 80 is provided with a first wear-resistant layer 90; the inner wall surface of the connection hole 51 is provided with a second wear-resistant layer. Therefore, the weather-resistant layer 80 has good weather resistance, is not easy to age and prolongs the service life; through the setting of first wearing layer 90, second wearing layer, can make it wear-resisting more, difficult wearing and tearing appear.
Preferably, in this embodiment, the inner and outer wall surfaces of the first tube 10 are formed with a first mounting hole 12; a second mounting hole 21 is formed on the inner wall surface and the outer wall surface of the second pipe body 20 in a penetrating manner; a third mounting hole 52 is formed through the inner and outer wall surfaces of the fifth pipe 50. In this way, through the arrangement of the first mounting hole 12, the second mounting hole 21 and the third mounting hole 52, the product can be more stably and fixedly connected with an external component.
Preferably, in this embodiment, the first tube 10, the second tube 20, the third tube 30, and the fourth tube 40 are all straight tubular structures, and the fifth tube 50 is an L-shaped structure, and of course, the first tube 10, the second tube 20, the third tube 30, the fourth tube 40, and the fifth tube 50 are not limited to the above shapes, and may be set to other shapes according to actual production requirements, and therefore, the description thereof is omitted.
Wherein, one end of the first pipe body 10 connected with the second pipe body 20 is integrally connected with a first arc-shaped transition part 13, the second pipe body 20, the third pipe body 30 and the fourth pipe body 40 are coaxially arranged, one end of the fifth pipe body 50 connected with the fourth pipe body 40 is integrally connected with a second arc-shaped transition part 53, the second arc-shaped transition part 53 is connected with the fourth pipe body 40 through a straight rod, and the straight rod is integrally connected with the second arc-shaped transition part 53; the fifth pipe body 50 includes a first rod portion 54 and a second rod portion 55 that are perpendicular to each other and integrally connected, the connection hole 51 is disposed at one end of the first rod portion 54, one end of the second rod portion 55 is connected to the other end of the first rod portion 54, and the other end of the second rod portion 55 is integrally connected to the second arc-shaped transition portion 53; a third arc-shaped transition part 56 is arranged at the joint of the first rod part 54 and the second rod part 55, and two ends of the third arc-shaped transition part 56 are respectively and integrally connected to the first rod part 54 and the second rod part 55; the first tube 10 and the second rod 55 are parallel to each other, and the second tube 20 and the first rod 54 are parallel to each other, where the second tube 20, the third tube 30, and the fourth tube 40 are coaxially disposed, so that the second tube 20, the third tube 30, and the fourth tube 40 are commonly disposed parallel to the first rod 54, and thus, five tubes can form a parallelogram frame around.
To sum up, the utility model is mainly designed to realize the connection between the first pipe body and the second pipe body, the connection between the second pipe body and the third pipe body, the connection between the third pipe body and the fourth pipe body, the connection between the fourth pipe body and the fifth pipe body through the threaded connection structure, and realize the connection between the first pipe body and the fifth pipe body by adopting the embedded connection of the embedded part and the connection hole, thereby replacing the traditional welding connection mode, avoiding the phenomenon that the welding seam is fragile and easy to crack to cause the insecure connection and even fall off, ensuring the firmer connection between the pipe bodies and more convenient assembly; particularly, through the design that the sealing rubber ring is combined with the threaded connection, a double sealing structure is formed, the sealing performance is improved, and the sealing performance of the connection between the pipe bodies is ensured; due to the arrangement of the weather-resistant layer, the weather-resistant layer has good weather resistance, is not easy to age and prolongs the service life; through the setting of wearing layer, can make it wear-resisting more, difficult wearing and tearing appear.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a return steel pipe subassembly for car which characterized in that: the device comprises a first pipe body, a second pipe body, a third pipe body, a fourth pipe body and a fifth pipe body which are sequentially connected end to end, wherein the first pipe body, the second pipe body, the third pipe body, the fourth pipe body and the fifth pipe body form a frame in a shape of a Chinese character 'hui';
one end of the first pipe body is provided with an embedded part, one end of the fifth pipe body is provided with a connecting hole, and the embedded part is embedded into the connecting hole;
the connection parts of the first pipe body and the second pipe body, the second pipe body and the third pipe body, the third pipe body and the fourth pipe body, and the fourth pipe body and the fifth pipe body are all provided with threaded connection structures, each threaded connection structure comprises an external thread part and an internal thread part, the external thread part is connected with the internal thread part, one side of the external thread part, back to the corresponding internal thread part, is provided with a limiting part on the corresponding pipe body, the external thread part extends to a limiting surface of the limiting part, and a sealing rubber ring is sleeved outside the external thread part; one side of the sealing rubber ring is attached to the limiting surface, and the other side of the sealing rubber ring is attached to the end surface of the corresponding pipe body;
the outer surfaces of the first pipe body, the second pipe body, the third pipe body, the fourth pipe body and the fifth pipe body are all provided with weather-resistant layers.
2. The square-shaped steel tube assembly for the automobile according to claim 1, wherein: the outer surface of the weather-resistant layer is provided with a first wear-resistant layer.
3. The square-shaped steel tube assembly for the automobile according to claim 1, wherein: a first mounting hole is formed in the inner wall surface and the outer wall surface of the first pipe body in a penetrating mode.
4. The square-shaped steel tube assembly for the automobile according to claim 1, wherein: and a second mounting hole is formed in the inner wall surface and the outer wall surface of the second pipe body in a penetrating manner.
5. The square-shaped steel tube assembly for the automobile according to claim 1, wherein: and a third mounting hole is formed in the inner wall surface and the outer wall surface of the fifth pipe body in a penetrating manner.
6. The square-shaped steel tube assembly for the automobile according to claim 1, wherein: and a second wear-resistant layer is arranged on the inner wall surface of the connecting hole.
7. The square-shaped steel tube assembly for the automobile according to claim 1, wherein: the first pipe body, the second pipe body, the third pipe body and the fourth pipe body are of a straight-bar tubular structure, the fifth pipe body is of an L-shaped structure, one end of the first pipe body, which is connected with the second pipe body, is integrally connected with a first arc-shaped transition portion, the second pipe body, the third pipe body and the fourth pipe body are coaxially arranged, and one end of the fifth pipe body, which is connected with the fourth pipe body, is integrally connected with a second arc-shaped transition portion.
8. The square-shaped steel tube assembly for the automobile according to claim 7, wherein: the fifth pipe body comprises a first rod portion and a second rod portion which are perpendicular to each other and connected integrally, the connecting hole is formed in one end of the first rod portion, one end of the second rod portion is connected to the other end of the first rod portion, and the other end of the second rod portion is connected to the second arc-shaped transition portion integrally.
9. The square-shaped steel tube assembly for the automobile according to claim 8, wherein: the junction of first pole portion and second pole portion is provided with third arc transition portion, the both ends of third arc transition portion are integrated connection respectively in first pole portion, second pole portion.
10. The square-shaped steel tube assembly for the automobile according to claim 8, wherein: the first pipe body is parallel to the second rod portion, and the second pipe body is parallel to the first rod portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022790893.8U CN214146153U (en) | 2020-11-27 | 2020-11-27 | Car is with returning shape steel pipe subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022790893.8U CN214146153U (en) | 2020-11-27 | 2020-11-27 | Car is with returning shape steel pipe subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214146153U true CN214146153U (en) | 2021-09-07 |
Family
ID=77567136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022790893.8U Active CN214146153U (en) | 2020-11-27 | 2020-11-27 | Car is with returning shape steel pipe subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214146153U (en) |
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2020
- 2020-11-27 CN CN202022790893.8U patent/CN214146153U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 523000 xinjinshan Industrial Zone, Qingxi Town, Dongguan City, Guangdong Province Patentee after: Dongguan Zhangtai Automotive Pipe Fitting Co.,Ltd. Address before: 523000 xinjinshan Industrial Zone, Qingxi Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN ZHANGTAI METAL PRODUCTS Co.,Ltd. |