CN217539288U - Check bolt connecting structure - Google Patents
Check bolt connecting structure Download PDFInfo
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- CN217539288U CN217539288U CN202221719640.4U CN202221719640U CN217539288U CN 217539288 U CN217539288 U CN 217539288U CN 202221719640 U CN202221719640 U CN 202221719640U CN 217539288 U CN217539288 U CN 217539288U
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- bolt
- screw hole
- wedge
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- shaped groove
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- 238000000034 method Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a check bolt connecting structure, relating to the technical field of bolt fastening; the device comprises a base, a first screw hole, a first bolt and a nut; a first screw hole is formed in the base, the first screw hole penetrates through the top surface and the bottom surface of the base, a first bolt is assembled in the first screw hole, and a nut matched with the first bolt is arranged at the bottom of the base; the top surface of the base is provided with a wedge-shaped groove, the wedge-shaped groove is communicated with the side surface of the first screw hole, and a wedge block corresponding to the shape of the wedge-shaped groove is arranged in the wedge-shaped groove; the head of the first bolt is provided with a second screw hole, the top surface of the wedge-shaped block is provided with a third screw hole, the third screw hole is positioned right below the second screw hole, and the second bolt is assembled in the second screw hole and the third screw hole; the structure improves the connection tightness between the first bolt and the base by adding the wedge-shaped block; and on this basis, add the second bolt as auxiliary bolt, improve the fastening nature of being connected between first bolt and the wedge, have stronger relaxation effect, counter external factor influence.
Description
Technical Field
The utility model relates to a bolt-up technical field especially relates to a locking bolted connection structure.
Background
The bolt is a fastener consisting of a head part and a screw (a cylinder with external threads), and needs to be matched with a nut for fastening and connecting two parts with through holes. The bolt is widely applied in the field of machine tools, the conventional bolt is easily loosened when being influenced by external factors in the using process, and particularly, certain parts of the machine tool are often in a vibration state to promote the bolt to be loosened. The existing bolt fastening performance is improved through the wedge-shaped block in the prior art, but the structure is too complex, the production cost is high, and the bolt fastening performance is not beneficial to popularization.
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical problem, the utility model provides a check bolt connecting structure which has simple structure and is easy to process; the wedge block and the auxiliary bolt are added, so that the connection tightness is improved.
The utility model provides a technical scheme that its technical problem adopted is: a check bolt connecting structure comprises a base, a first screw hole, a first bolt and a nut; a first screw hole is formed in the base and penetrates through the top surface and the bottom surface of the base, a first bolt is assembled in the first screw hole, and a nut matched with the first bolt is arranged at the bottom of the base; the top surface of the base is provided with a wedge-shaped groove, the wedge-shaped groove is communicated with the side surface of the first screw hole, and a wedge-shaped block corresponding to the shape of the wedge-shaped groove is arranged in the wedge-shaped groove; the head of the first bolt is provided with a second screw hole, the top surface of the wedge-shaped block is provided with a third screw hole, the third screw hole is positioned under the second screw hole, and the second bolt is assembled in the second screw hole and the third screw hole.
The wedge-shaped block is a wedge-shaped structure with a wide upper part and a narrow lower part, an internal thread is arranged on the side surface of the wedge-shaped block facing the first bolt, and the internal thread is meshed with an external thread arranged on a screw rod part of the first bolt.
The beneficial effects of the utility model are that: the anti-loosening bolt connecting structure is simple in structure and easy to process; the wedge block is added to improve the connection tightness between the first bolt and the base; and on this basis, add the second bolt as auxiliary bolt, improve the fastening nature of being connected between first bolt and the wedge, have stronger relaxation effect, counter external factor influence.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.
FIG. 1 is an exploded view of the present invention prior to assembly;
fig. 2 is a cross-sectional view of the present invention after assembly.
The drawing shows that 1 is a base, 2 is a first screw hole, 3 is a first bolt, 4 is a nut, 5 is a wedge-shaped groove, 6 is a wedge-shaped block, 7 is a second screw hole, 8 is a third screw hole, and 9 is a second bolt.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1-2, the present embodiment provides a check bolt connection structure, including a base 1, a first screw hole 2, a first bolt 3, and a nut 4; a first screw hole 2 is formed in the base 1, the first screw hole 2 penetrates through the top surface and the bottom surface of the base 1, a first bolt 3 is assembled in the first screw hole 2, and a nut 4 matched with the first bolt 3 is arranged at the bottom of the base 1; the top surface of the base 1 is provided with a wedge-shaped groove 5, the wedge-shaped groove 5 is communicated with the side surface of the first screw hole 2, a wedge block 6 corresponding to the shape of the wedge-shaped groove 5 is arranged in the wedge-shaped groove 5, and the shape of the wedge block 6 is slightly larger than that of the wedge-shaped groove 5, so that the wedge-shaped fixing effect is realized; the head of the first bolt 3 is provided with a second screw hole 7, the top surface of the wedge-shaped block 6 is provided with a third screw hole 8, the third screw hole 8 is positioned under the second screw hole 7, and a second bolt 9 is assembled in the second screw hole 7 and the third screw hole 8.
Preferably, the wedge block 6 is a wedge-shaped structure with a wide top and a narrow bottom, and the side surface of the wedge block 6 facing the first bolt 3 is provided with an internal thread, and the internal thread is engaged with an external thread arranged on the screw portion of the first bolt 3.
When the connecting structure is assembled, firstly, the wedge-shaped block 6 is inserted into the wedge-shaped groove 5, the first bolt 3 is screwed into the first screw hole 2, and in the process, the first bolt 3 is in threaded engagement with the wedge-shaped block 6 until the head of the first bolt 3 is tightly pressed above the wedge-shaped block 6, and downward pressure is applied to the wedge-shaped block 6; rotating and adjusting the angle of the first bolt 3 to enable the second screw hole 7 to rotate to be right above the third screw hole 8, and screwing the second bolt 9 downwards into the third screw hole 8 from the upper part of the second screw hole 7; and finally, screwing the nut 4 below the base 1 at the bottom of the first bolt 3. When the connecting structure is applied, holes can be formed in the part to be connected according to the positions and the sizes of the first bolt 3 and the second bolt 9, and then the part to be connected is arranged between the base 1 and the first bolt 3 for installation and fixation; the holes can be opened according to the position and the size of the first bolt 3, and the first bolt is arranged between the base 1 and the nut 4 for installation and fixation.
Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.
Claims (2)
1. A check bolt connecting structure comprises a base (1), a first screw hole (2), a first bolt (3) and a nut (4); a first screw hole (2) is formed in the base (1), the first screw hole (2) penetrates through the top surface and the bottom surface of the base (1), a first bolt (3) is assembled in the first screw hole (2), and a nut (4) matched with the first bolt (3) is arranged at the bottom of the base (1); the method is characterized in that: a wedge-shaped groove (5) is formed in the top surface of the base (1), the wedge-shaped groove (5) is communicated with the side surface of the first screw hole (2), and a wedge-shaped block (6) corresponding to the shape of the wedge-shaped groove (5) is arranged in the wedge-shaped groove (5); the head of the first bolt (3) is provided with a second screw hole (7), the top surface of the wedge-shaped block (6) is provided with a third screw hole (8), the third screw hole (8) is located right below the second screw hole (7), and a second bolt (9) is assembled in the second screw hole (7) and the third screw hole (8).
2. The lock bolt connection structure according to claim 1, characterized in that: wedge (6) are the narrow wedge structure down wide, and wedge (6) are equipped with the internal thread towards the side of first bolt (3), and the external screw thread that the screw rod portion of internal thread and first bolt (3) set up meshes mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221719640.4U CN217539288U (en) | 2022-07-06 | 2022-07-06 | Check bolt connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221719640.4U CN217539288U (en) | 2022-07-06 | 2022-07-06 | Check bolt connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217539288U true CN217539288U (en) | 2022-10-04 |
Family
ID=83423357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221719640.4U Active CN217539288U (en) | 2022-07-06 | 2022-07-06 | Check bolt connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217539288U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115837307A (en) * | 2023-02-22 | 2023-03-24 | 江苏星源电站冶金设备制造有限公司 | Lining plate for ball mill and casting process thereof |
-
2022
- 2022-07-06 CN CN202221719640.4U patent/CN217539288U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115837307A (en) * | 2023-02-22 | 2023-03-24 | 江苏星源电站冶金设备制造有限公司 | Lining plate for ball mill and casting process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 250499 intersection of Shanshui road and Chang'an Road, East Industrial Park, Pingyin County, Jinan City, Shandong Province Patentee after: Jinan Shida Fasteners Co.,Ltd. Address before: 250499 intersection of Shanshui road and Chang'an Road, East Industrial Park, Pingyin County, Jinan City, Shandong Province Patentee before: JINAN STAR FASTENER Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |