CN219570557U - Abrasion-resistant bolt with bolt cap - Google Patents
Abrasion-resistant bolt with bolt cap Download PDFInfo
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- CN219570557U CN219570557U CN202320509262.5U CN202320509262U CN219570557U CN 219570557 U CN219570557 U CN 219570557U CN 202320509262 U CN202320509262 U CN 202320509262U CN 219570557 U CN219570557 U CN 219570557U
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- bolt
- annular cavity
- internal thread
- bolt cap
- thread groove
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Abstract
The utility model discloses an abrasion-resistant bolt with a bolt cap, which comprises a bolt and a bolt cap body, wherein the bolt comprises a rotary head and a threaded column, the bolt cap body is provided with an internal thread groove with a forward opening, the inner side wall of the internal thread groove is provided with a plurality of through pores, the outer side of the internal thread groove is provided with an annular cavity, the outer side of the annular cavity is of a hexagonal structure, the symmetrical sides of the annular cavity are provided with pressing devices, and the top of the annular cavity is provided with a filling port and a vent hole. According to the waterproof bolt, the bolt and the bolt cap body are arranged, the rubber ring is arranged at the opening of the bolt cap body, and after the connection, the threaded column is wrapped in the bolt cap body and is waterproof; the side wall of the bolt cap body is provided with a through pore which is communicated with the annular cavity, lubricating oil is filled in the annular cavity and can be extruded to the side wall of the internal thread groove through the pressing device, a lubricating effect is achieved between the internal thread groove and the thread column, and the bolt cap is convenient to detach; the lubricating oil can be circularly filled and regularly pressed, so that the internal thread groove and the thread column are kept lubricated.
Description
Technical Field
The utility model relates to the technical field of bolts, in particular to an abrasion-resistant bolt with a bolt cap.
Background
And (3) a bolt: a mechanical part, a cylindrical threaded fastener with a nut or bolt cap. The utility model provides an abrasion-resistant bolt with a bolt cap, which solves the problems that the bolt is easy to rust after long-time wind and rain after the bolt is meshed with the bolt cap (nut), and the engaged threads between the bolt and the bolt cap (nut) are worn, so that the service life of the bolt and the bolt cap (nut) is shortened, and the connection is unstable.
In order to solve the problem that the bolt and the nut are meshed for a long time and rust is easy to generate so that the disassembly is not easy, chinese patent application, bulletin number: CN218294135U discloses a nested jacketing nut, which comprises a jacketing nut and a mounting block, wherein a lubricating structure is arranged on the outer side of the mounting block, the lubricating structure comprises a rubber plug, annular round blocks, round holes and connecting grooves, the outer walls of the annular round blocks are fixedly connected with the mounting block, the inner ends of the annular round blocks are tightly attached to the rubber plug, the right side of the rubber plug is tightly attached to the round holes, and the round holes are arranged on two sides of the mounting block. According to the utility model, through the cooperation between the rubber plug, the annular round block, the round hole and the connecting groove, lubricating oil is pricked into the middle part of the rubber plug through the needle tube injector, and flows into the connecting groove through the round hole, so that the problem that the coat nut is easy to be blocked or dead due to long-time practicality and easy rust during disassembly is solved.
This scheme still has some shortages in the application, when bolt and nut connect and expose in the open air for a long time, very easily lead to whole bolt rust to be abraded, thereby influence the firm problem of connection of bolt hardness, also inconvenient dismantlement, simultaneously, some bolt connections need not dismantle, but need keep the lubrication of bolt and screw cap, avoid appearing the circumstances of abrasion, consequently need regularly maintain, so, need improve the structure of bolt and screw cap (nut), make it be applicable to various operating modes, and can keep effective connection, guarantee the security, and convenient to detach, the security and the practicality of improvement bolt.
Disclosure of Invention
The utility model discloses an abrasion-resistant bolt with a bolt cap, which mainly aims to overcome the defects and the shortcomings in the prior art.
The technical scheme adopted by the utility model is as follows:
the utility model provides an abrasion-resistant bolt with bolt cap, includes bolt and bolt cap body, the bolt includes and revolves first and screw thread post, the bolt cap body is equipped with the preceding internal thread groove of opening, and this internal thread groove inboard wall has been laid a plurality of and has been run through the pore and the outside is equipped with annular cavity, and this annular cavity outside is hexagon structure and symmetry side and is equipped with press device, annular cavity top is equipped with filler neck and air vent.
Further, a rubber ring is arranged on the front side of the internal thread groove in a surrounding mode.
Furthermore, a sponge body is arranged on one side of the annular cavity connected with the internal thread groove.
Further, the internal thread groove and the thread post are adapted to be movably screwed.
Further, the filling port is provided with a sealing cover body.
Furthermore, the outside of the pressing device is provided with a rubber pressing surface, and a telescopic spring is arranged between the rubber pressing surface and the inner side wall of the annular cavity.
Furthermore, the bolt and the bolt cap body are made of rust-proof steel materials.
As can be seen from the above description of the present utility model, the present utility model has the following advantages compared with the prior art:
according to the utility model, the bolt and the bolt cap body with the same length are arranged, the rubber ring is arranged at the front side of the opening of the bolt cap body, after the bolt is connected, the threaded column is completely wrapped in the bolt cap body, and water inflow is prevented through the rubber ring, so that the effects of rust prevention and abrasion resistance are achieved, and the service life is effectively prolonged; then, through the through holes arranged on the side wall of the bolt cap body and communicated with the annular cavity, lubricating oil is filled in the annular cavity and can be extruded to the side wall of the internal thread groove through the pressing device, a lubricating effect is achieved between the internal thread groove and the thread column, and the bolt cap is convenient to detach; finally, the top of the annular cavity is provided with a filling opening and an air vent, lubricating oil can be circularly filled and the annular cavity can be regularly pressed, and the annular cavity can be regularly pressed at ordinary times, so that the internal thread groove and the thread column can be kept lubricated, rust and abrasion are prevented.
Drawings
Fig. 1 is a schematic diagram of the front view structure of the present utility model.
Fig. 2 is a schematic view of the structure of the cap body of the bolt of the present utility model.
FIG. 3 is a schematic diagram of a second embodiment of the cap of the present utility model.
Fig. 4 is a schematic view of the bottom structure of the present utility model.
Fig. 5 is a schematic cross-sectional structure of the female screw groove of the present utility model.
Detailed Description
Specific embodiments of the present utility model will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 5, an abrasion-resistant bolt with a bolt cap comprises a bolt 1 and a bolt cap body 2, wherein the bolt 1 comprises a rotary head 11 and a threaded column 12, the bolt cap body 2 is provided with an internal thread groove 21 with a forward opening, the inner side wall of the internal thread groove 21 is provided with a plurality of through holes 22, the outer side of the internal thread groove is provided with an annular cavity 3, the outer side of the annular cavity 3 is of a hexagonal structure, the symmetrical side of the annular cavity 3 is provided with a pressing device 4, and the top of the annular cavity 3 is provided with a filling port 31 and a vent hole 32.
Further, a rubber ring 5 is provided around the front side of the female screw groove 21.
Further, a sponge body 6 is arranged at the connecting side of the annular cavity 3 and the internal thread groove 21.
Further, the internal thread groove 21 and the thread post 12 are adapted to be removably screwed.
Further, the filling port 31 is provided with a sealing cap.
Further, a rubber pressing surface 41 is provided on the outer side of the pressing device 4, and a telescopic spring 42 is provided between the rubber pressing surface 41 and the inner side wall of the annular cavity 3.
Further, the bolt 1 and the bolt cap 2 are made of rust-proof steel.
Specific examples:
firstly, the sealing cover body of the filling opening 31 is opened, lubricating oil is added into the annular cavity body 3, then the sealing cover body is covered, then the threaded column 12 of the bolt 1 is screwed with the internal thread groove 21 of the bolt cap body 2, the whole bolt column 12 is completely embedded into the internal thread groove 21 to form a bolt connection structure, then when the bolt cap is required to be disassembled or regular maintenance is needed, the annular cavity body 4 is extruded by pressing the rubber pressing surface 41, the lubricating oil is conducted through the through holes 22 and is extruded to the side wall of the internal thread groove 21, the lubricating effect is achieved between the internal thread groove 21 and the threaded column 12, the disassembling and maintenance of the bolt cap are facilitated, the lubricating oil is adsorbed on the sponge body 6 in an idle state, the lubricating oil does not leak outwards, after the rubber pressing surface 41 is pressed, the elastic spring 42 rebounds, and meanwhile, external air enters the annular cavity body 3 through the vent hole 32, and the lubricating oil can be repeatedly pressed.
As can be seen from the above description of the present utility model, the present utility model has the following advantages compared with the prior art:
according to the utility model, the bolt and the bolt cap body with the same length are arranged, the rubber ring is arranged at the front side of the opening of the bolt cap body, after the bolt is connected, the threaded column is completely wrapped in the bolt cap body, and water inflow is prevented through the rubber ring, so that the effects of rust prevention and abrasion resistance are achieved, and the service life is effectively prolonged; then, through the through holes arranged on the side wall of the bolt cap body and communicated with the annular cavity, lubricating oil is filled in the annular cavity and can be extruded to the side wall of the internal thread groove through the pressing device, a lubricating effect is achieved between the internal thread groove and the thread column, and the bolt cap is convenient to detach; finally, the top of the annular cavity is provided with a filling opening and an air vent, lubricating oil can be circularly filled and the annular cavity can be regularly pressed, and the annular cavity can be regularly pressed at ordinary times, so that the internal thread groove and the thread column can be kept lubricated, rust and abrasion are prevented.
The foregoing is merely illustrative of specific embodiments of the present utility model, and the design concept of the present utility model is not limited thereto, and any insubstantial modifications made by the present utility model shall fall within the scope of the present utility model.
Claims (7)
1. An abrasion resistant bolt with a bolt cap, characterized in that: including bolt and bolt cap body, the bolt includes spiral shell head and screw thread post, the bolt cap body is equipped with the preceding internal thread groove of opening, and this internal thread groove inboard wall has been laid a plurality of and has been run through the pore and the outside is equipped with the annular cavity, and this annular cavity outside is hexagon structure and symmetry side and is equipped with press device, annular cavity top is equipped with filler opening and air vent.
2. An abrasion resistant bolt with a bolt cap according to claim 1, wherein: and a rubber ring is arranged on the front side of the internal thread groove in a ring mode.
3. An abrasion resistant bolt with a bolt cap according to claim 1, wherein: and a sponge body is arranged on one side of the annular cavity, which is connected with the internal thread groove.
4. An abrasion resistant bolt with a bolt cap according to claim 1, wherein: the internal thread groove and the thread column are movably screwed in an adaptive mode.
5. An abrasion resistant bolt with a bolt cap according to claim 1, wherein: the filling port is provided with a sealing cover body.
6. An abrasion resistant bolt with a bolt cap according to claim 1, wherein: the outside of the pressing device is provided with a rubber pressing surface, and a telescopic spring is arranged between the rubber pressing surface and the inner side wall of the annular cavity.
7. An abrasion resistant bolt with a bolt cap according to claim 1, wherein: the bolt and the bolt cap body are made of rust-proof steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320509262.5U CN219570557U (en) | 2023-03-16 | 2023-03-16 | Abrasion-resistant bolt with bolt cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320509262.5U CN219570557U (en) | 2023-03-16 | 2023-03-16 | Abrasion-resistant bolt with bolt cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219570557U true CN219570557U (en) | 2023-08-22 |
Family
ID=87662801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320509262.5U Active CN219570557U (en) | 2023-03-16 | 2023-03-16 | Abrasion-resistant bolt with bolt cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219570557U (en) |
-
2023
- 2023-03-16 CN CN202320509262.5U patent/CN219570557U/en active Active
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| GR01 | Patent grant |