CN216101843U - Bumper one-level rotary structure assembly of marking time - Google Patents
Bumper one-level rotary structure assembly of marking time Download PDFInfo
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- CN216101843U CN216101843U CN202121928290.8U CN202121928290U CN216101843U CN 216101843 U CN216101843 U CN 216101843U CN 202121928290 U CN202121928290 U CN 202121928290U CN 216101843 U CN216101843 U CN 216101843U
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- bumper
- hole
- rotary structure
- rotating
- assembling
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- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 23
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 23
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims description 8
- 239000004809 Teflon Substances 0.000 claims 3
- 229920006362 Teflon® Polymers 0.000 claims 3
- 238000000034 method Methods 0.000 abstract description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 4
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a bumper one-level rotary structure stepping assembly which comprises a stepping support pipe, an elastic pin, a fixed support and a limiting block, wherein two ends of the stepping support pipe are provided with flat assembly surfaces, the elastic pin is fixedly connected in a first assembly hole on the flat assembly surfaces, the ejecting direction of the elastic pin is vertical to the flat assembly surfaces, a rotating sleeve is arranged in a second assembly hole, and the rotating shaft of the rotating sleeve is vertical to the flat assembly surfaces; the inner wall of the rotating sleeve is sequentially sleeved with a polytetrafluoroethylene lining and a cushion cover from outside to inside, and the rotating sleeve, the polytetrafluoroethylene lining and the cushion cover share a rotating shaft; the assembly surface of the fixed bracket is provided with a positioning hole and a rotating connecting hole; the utility model is convenient for adjusting the fit clearance, can reduce the noise in the rotation, is not easy to rust and block in a complex and changeable driving environment, and can prevent the vehicle from shaking and abnormal sound in the driving process.
Description
Technical Field
The utility model belongs to the technical field of radars, and particularly relates to a bumper primary rotary type structure step assembly.
Background
The heavy truck bumper mark time device is a mark time product which is additionally arranged on a bumper for facilitating the maintenance and the cleaning of a windshield. The existing stepping product structure is a front-back push-pull structure, the resetting process mainly depends on the matching between a strip-shaped hole on a pipe and a clamp spring, the interference amount is too large during the matching, the clamp spring is serious in fracture condition, and the structure user is inconvenient to open and fold the structure user in the process. Therefore, how to provide a bumper step device which is not easy to rust and block in the complex environment of vehicle running is always concerned by drivers and vehicle manufacturers.
SUMMERY OF THE UTILITY MODEL
The utility model provides a bumper one-level rotary structure stepping assembly which comprises a stepping support pipe, an elastic pin, a fixed support and a limiting block, wherein two ends of the stepping support pipe are respectively provided with flat assembling surfaces which are parallel to each other, the flat assembling surfaces are provided with a first assembling hole and a second assembling hole, the elastic pin is fixedly connected in the first assembling hole, the ejecting direction of the elastic pin is vertical to the flat assembling surfaces, a rotating sleeve is arranged in the second assembling hole, and the rotating shaft of the rotating sleeve is vertical to the flat assembling surfaces; the inner wall of the rotating sleeve is sequentially sleeved with a polytetrafluoroethylene lining and a cushion cover from outside to inside, and the rotating sleeve, the polytetrafluoroethylene lining and the cushion cover share a rotating shaft; the assembly surface of the fixed support is provided with a positioning hole and a rotating connecting hole, the aperture of the positioning hole is not smaller than the diameter of the pin shaft of the elastic pin, and the rotating connecting hole is internally provided with the inner wall of a screw rotating connecting cushion sleeve; the stopper is fixed to the fitting surface of fixed bolster, rotates the cover and connects on marking time stand pipe both ends second pilot hole, and the bolt is through filling up the cover and connecting rotation cover and fixed bolster for the stand pipe of marking time is more gentle and agreeable when rotating around rotating the cover.
Preferably, the rotating sleeve is cylindrical, inner chamfers are arranged on holes in two ends of the cylinder, and the cushion cover is in a T-shaped hollow cylinder shape and is coaxially connected with the polytetrafluoroethylene lining, so that sealing in the rotating sleeve is guaranteed, and the rotating sleeve is beneficial to achieving smooth rotation.
Preferably, the polytetrafluoroethylene lining is cylindrical, an opening is axially formed in the outer circumference of the polytetrafluoroethylene lining and communicated with the two ends of the polytetrafluoroethylene lining, the fit clearance can be conveniently adjusted, and noise can be reduced in rotation.
Preferably, the fixed limiting block is a rectangular rubber piece, and the fixed limiting block is fixedly connected to the assembling surface of the fixed support; two assembling holes are arranged on the long-high surface, are arranged on the axial symmetry line in the length direction and are bilaterally symmetrical in the height direction, so that the stepping support pipe is buffered and limited when being returned.
Preferably, the elastic pin comprises a pin shaft, a sealing ring, a pressure spring, a shaft sleeve and a handle, a boss is arranged on the outer circumference of the pin shaft, the pin shaft is detachably connected in the shaft sleeve and can move along the axial direction along with the movement of the handle, the pressure spring is sleeved on the pin shaft, one end of the pressure spring is fixedly connected with the boss, the other end of the pressure spring is fixedly connected with the inner wall of the shaft sleeve, and the sealing ring is blocked on the outer circumference of the boss.
Preferably, the two ends of the stepping support pipe are respectively bent and flattened.
Preferably, the fixed support is a flat stamping part, and the fixed support is in a second-order step shape after being bent twice.
The utility model has the beneficial effects that:
the ladder is simple in structure and convenient and fast to operate, the ladder is opened and folded through the elastic pin, the elastic pin is manually and telescopically matched with the round hole to play a limiting function, when the ladder is opened, the elastic pin handle is axially pulled outwards to enable the pin shaft part of the elastic pin to be separated from the hole position of the fixed support, and the ladder is opened and used through rotating the support pipe to the limiting position of the fixed support; when the support pipe is retracted, when the shaft part of the elastic pin is coaxial with the hole site of the fixed support, the elastic pin automatically realizes the locking effect due to the action force of the pressure spring of the elastic pin, and in order to ensure that the vertical displacement of the support pipe is controllable, the fixed support is additionally provided with a limiting block for limiting the upward rotary movement of the support pipe. Simultaneously, rotating the connection fixed bolster department at the support tube of marking time and being equipped with and rotating the cover, polytetrafluoroethylene bush and cushion cover, the outer circumference of polytetrafluoroethylene bush sets up the both ends of an opening intercommunication polytetrafluoroethylene bush along the axial, be convenient for adjust fit clearance, noise abatement in rotating, and difficult corrosion card is died in complicated changeable environment of traveling, prevent again that the vehicle from appearing shake and abnormal sound at the in-process of traveling, this structure both reduces the frictional force in the use, the easy operation change of benefiting again, rust-resistant anti-sticking is died, still improved the heavy truck bumper simultaneously and marked time and use and do not relate to the inconvenient problem that resets.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments of the present invention or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a perspective view of a bumper step assembly of one-level rotational configuration;
FIG. 2 is a cross-sectional view;
FIG. 3 is a cross-sectional view of the latch;
FIG. 4 is an overall appearance view of the step assembly.
In the figure, 1, a stepping bracket pipe; 2. a spring pin; 3. fixing a bracket; 4. a limiting block; 5. a flat assembly surface; 6. a first assembly hole; 7. a second assembly hole; 8. rotating the sleeve; 9. a polytetrafluoroethylene liner; 10. a cushion cover; 11. positioning holes; 12. rotating the connecting hole; 13. a pin shaft; 14. inner chamfering; 15. a seal ring; 16. a pressure spring; 17. a shaft sleeve; 18. a handle; 19. and (4) a boss.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the embodiments of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the present invention. The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.
As shown in fig. 1-2, the utility model provides a bumper one-level rotary structure step assembly, which comprises a step support pipe 1, an elastic pin 2, a fixed support 3 and a limiting block 4, wherein two ends of the step support pipe 1 are respectively provided with flat assembling surfaces 5 which are parallel to each other, the flat assembling surfaces 5 are provided with a first assembling hole 6 and a second assembling hole 7, the elastic pin 2 is fixedly connected in the first assembling hole 6, the ejecting direction of the elastic pin 2 is vertical to the flat assembling surfaces 5, a rotating sleeve 8 is arranged in the second assembling hole 7, and the rotating shaft of the rotating sleeve 8 is vertical to the flat assembling surfaces 5; the inner wall of the rotating sleeve 8 is sequentially sleeved with a polytetrafluoroethylene lining 9 and a cushion cover 10 from outside to inside, and the rotating sleeve 8, the polytetrafluoroethylene lining 9 and the cushion cover 10 rotate together; the assembly surface of the fixed bracket 3 is provided with a positioning hole 11 and a rotating connecting hole 12, the aperture of the positioning hole 11 is not smaller than the diameter of a pin shaft 13 of the elastic pin 2, and the inner wall of a screw rotating connecting cushion sleeve 10 is arranged in the rotating connecting hole 12; stopper 4 is fixed to the fitting surface of fixed bolster 3, rotates cover 8 and connects on 1 both ends second pilot hole 7 of the leg pipe of marking time, and the bolt is connected through cushion cover 10 and is rotated cover 8 and fixed bolster 3 for it is more gentle and agreeable when turning around rotating cover 8 to mark time leg pipe 1.
Furthermore, the rotating sleeve 8 is cylindrical, inner chamfers 14 are arranged on holes at two ends of the cylinder, and the cushion cover 10 is in a T-shaped hollow cylinder shape and is coaxially connected with the polytetrafluoroethylene lining 9, so that sealing in the rotating sleeve is guaranteed, and the rotating sleeve is beneficial to achieving smooth rotation.
Further, polytetrafluoroethylene bush 9 is cylindric, and polytetrafluoroethylene bush 9's outer circumference sets up the both ends of an opening intercommunication polytetrafluoroethylene bush 9 along the axial, is convenient for adjust fit clearance, noise abatement in the rotation.
Further, the fixed limiting block 4 is a rectangular rubber piece, and the fixed limiting block 4 is tightly connected to the assembling surface of the fixed support 3; two assembling holes are arranged on the long-high surface, are arranged on the axial symmetry line in the length direction and are bilaterally symmetrical in the height direction, so that the stepping support pipe 1 is buffered and limited when being returned.
Furthermore, the elastic pin 2 comprises a pin shaft 13, a sealing ring 15, a pressure spring 16, a shaft sleeve 17 and a handle 18, wherein a boss 19 is arranged on the outer circumference of the pin shaft 13, the pin shaft 13 is detachably connected in the shaft sleeve 17 and can move along the axial direction along with the movement of the handle 18, the pressure spring 16 is sleeved on the pin shaft 13, one end of the pressure spring 16 is fixedly connected with the boss 19, the other end of the pressure spring is fixedly connected with the inner wall of the shaft sleeve 17, and the sealing ring 15 is blocked on the outer circumference of the boss 19.
Furthermore, two ends of the stepping support pipe 1 are respectively bent and flattened.
Further, the fixed support 3 is a flat stamping part, and the fixed support 3 is in a second-order step shape after being bent twice.
In conclusion, the bumper one-level rotary structure step assembly realizes the function of opening and retracting a step through the elastic pin, the rotary sleeve, the polytetrafluoroethylene lining and the cushion sleeve are arranged at the position where the step support pipe is rotatably connected with the fixed support, an opening is axially arranged on the outer circumference of the polytetrafluoroethylene lining and communicated with the two ends of the polytetrafluoroethylene lining, so that the fit clearance is convenient to adjust, the noise can be reduced in rotation, the step assembly is difficult to rust and block in a complex and variable driving environment, and the vehicle is prevented from shaking and abnormal sound in the driving process.
The embodiments in the present specification are described in a progressive manner, and the same or similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments.
The above examples are only for illustrating the technical solutions of the present invention, and are not to be construed as limiting the present invention; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the present invention.
Claims (7)
1. The bumper one-level rotary structure stepping assembly is characterized by comprising a stepping support pipe (1), an elastic pin (2), a fixed support (3) and a limiting block (4), wherein two ends of the stepping support pipe (1) are respectively provided with flat assembling surfaces (5) which are parallel to each other, the flat assembling surfaces (5) are provided with a first assembling hole (6) and a second assembling hole (7), the elastic pin (2) is fixedly connected in the first assembling hole (6), the ejecting direction of the elastic pin (2) is perpendicular to the flat assembling surfaces (5), a rotating sleeve (8) is arranged in the second assembling hole (7), and the rotating shaft of the rotating sleeve (8) is perpendicular to the flat assembling surfaces (5);
the inner wall of the rotating sleeve (8) is sequentially sleeved with a polytetrafluoroethylene lining (9) and a cushion cover (10) from outside to inside, and the rotating sleeve (8), the polytetrafluoroethylene lining (9) and the cushion cover (10) are the same as a rotating shaft;
the assembly surface of fixed bolster (3) is equipped with locating hole (11), rotates connecting hole (12), the aperture of locating hole (11) is not less than round pin axle (13) diameter of bullet round pin (2), it rotates to be equipped with the screw rod in connecting hole (12) to rotate the inner wall of linking up with the cover (10).
2. The bumper step assembly of one-level rotary structure according to claim 1, wherein the rotating sleeve (8) is cylindrical, and the holes at both ends of the cylinder are provided with inner chamfers (14).
3. The bumper primary rotary structure step assembly according to claim 1, wherein the teflon lining (9) is cylindrical, and an opening is axially formed in the outer circumference of the teflon lining (9) and communicated with two ends of the teflon lining (9).
4. The bumper primary rotary structure step assembly according to claim 1, wherein the fixed limit block (4) is a rectangular rubber member, and the fixed limit block (4) is fastened on the assembling surface of the fixed bracket (3).
5. The bumper one-level rotary structure step assembly according to claim 1, wherein the elastic pin (2) comprises a pin shaft (13), a sealing ring (15), a pressure spring (16), a shaft sleeve (17) and a handle (18), a boss (19) is arranged on the outer circumference of the pin shaft (13), the pin shaft (13) is detachably connected in the shaft sleeve (17) and can move along the axial direction along with the movement of the handle (18), the pressure spring (16) is sleeved on the pin shaft (13), one end of the pressure spring (16) is fixedly connected with the inner wall of the shaft sleeve (17) which is fastened at the other end of the boss (19), and the sealing ring (15) is blocked on the outer circumference of the boss (19).
6. The bumper primary rotary structure step assembly according to claim 1, wherein both ends of the step support tube (1) are respectively bent and flattened.
7. The bumper primary rotary structure step assembly according to claim 1, wherein the fixing support (3) is a flat stamping part, and the fixing support (3) is in a two-step shape after being bent twice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121928290.8U CN216101843U (en) | 2021-08-17 | 2021-08-17 | Bumper one-level rotary structure assembly of marking time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121928290.8U CN216101843U (en) | 2021-08-17 | 2021-08-17 | Bumper one-level rotary structure assembly of marking time |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216101843U true CN216101843U (en) | 2022-03-22 |
Family
ID=80726590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121928290.8U Active CN216101843U (en) | 2021-08-17 | 2021-08-17 | Bumper one-level rotary structure assembly of marking time |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216101843U (en) |
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2021
- 2021-08-17 CN CN202121928290.8U patent/CN216101843U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240111 Address after: 710021 No.1 Shaanqi Avenue, Jingwei Industrial Park, Xi'an Economic and Technological Development Zone, Shaanxi Province Patentee after: Shaanxi Dezhen Component Technology Co.,Ltd. Address before: 710200 No.11, Changqing East Road, Jinghe Industrial Park, Gaoling District, Xi'an City, Shaanxi Province Patentee before: SHAANXI WANFANG AUTO PARTS Co.,Ltd. |
|
| TR01 | Transfer of patent right |