CN205260534U - Bolt assembly - Google Patents
Bolt assembly Download PDFInfo
- Publication number
- CN205260534U CN205260534U CN201520901457.XU CN201520901457U CN205260534U CN 205260534 U CN205260534 U CN 205260534U CN 201520901457 U CN201520901457 U CN 201520901457U CN 205260534 U CN205260534 U CN 205260534U
- Authority
- CN
- China
- Prior art keywords
- expansion
- voussoir
- rod
- packing ring
- connecting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The utility model provides a bolt assembly, includes connecting rod, packing ring, nut, inflation cover, the connecting rod run through in in the inflation cover, the bottom of connecting rod is equipped with the screw rod, expansion link, inflation voussoir are connected to the top of connecting rod, the inflation voussoir the top with the nut is connected, the packing ring overlap in on the inflation voussoir, the bottom of packing ring is equipped with the gasket. The beneficial effects are that: fixed mode is various, and simple to operate still can accomplish fixedly when not having fastening tool such as screwdriver, spanner, is difficult for droing, rustting after fixed.
Description
Technical field
The utility model relates to fastener areas, particularly a kind of bolt assembly.
Background technology
Bolt is the machinery industry securing member of long use, belongs to simple foundry goods. Existing bolt is mainly made up of screw rod, nut, and wherein screw rod is used for the fastening of mechanical parts, and nut is for the connection of fastened tools. Although existing bolt cost is low, simple in structure, owing to being metal casting, there will be that rust is dead, the situation such as get loose, cause mechanical parts locked, or loosening.
Summary of the invention
The purpose of this utility model is in order to address the above problem, and has designed a kind of bolt. Specific design scheme is:
A kind of bolt assembly, comprise connecting rod, packing ring, nut, expansion sleeve, described connecting rod is in described expansion sleeve, the bottom of described connecting rod is provided with screw rod, the top of described connecting rod connects expansion rod, expansion voussoir, the top of described expansion voussoir is connected with described nut, and described packing ring is placed on described expansion voussoir, and the bottom of described packing ring is provided with pad.
Described nut is inserted embedding with described packing ring and is connected, and described expansion voussoir is embedded between described expansion rod and expansion sleeve, and the outside of described expansion voussoir embeds in described expansion sleeve, and the inner side of described expansion voussoir embeds in described expansion rod.
The bottom surface of described packing ring is planar structure, and the end face of described packing ring is ball arc structure, and the horizontal cross-section of described packing ring is circular configuration.
Described connecting rod, screw rod are cylindrical structural, and described expansion sleeve is barrel-like structure, and described expansion rod is conical structure, and described expansion caking is wedge structure.
Described pad is rubber antiskid pad, and described expansion sleeve is rubber swelling cover.
Described expansion voussoir is " 7 " shape structure, and the top of described expansion voussoir is embedded in described packing ring, and described expansion voussoir is inserted embedding with described nut and is connected.
The horizontal cross-section, outside of described nut is regular hexagon structure, and the top, inner side of described nut is provided with fastening assembly, and described fastening assembly is the one in button, cross bore, a word hole in button in tripartite, the interior button in four directions, six sides.
Described screw rod, connecting rod, expansion rod are the overall structure of one-step casting moulding, and the outside of described screw rod is provided with screw thread.
The horizontal cross-section radius of described screw rod is greater than the horizontal cross-section outer shroud radius of described expansion sleeve, the horizontal cross-section radius of described connecting rod is less than ring radius in the horizontal cross-section of described expansion sleeve, and the horizontal cross-section radius of described expansion rod is less than in the horizontal cross-section of described expansion sleeve and encircles radius.
The bolt assembly obtaining by technique scheme of the present utility model, its beneficial effect is:
Fixed form is various, easy for installation, in the time there is no the fastened tools such as screwdriver, spanner, still can complete fixing, fixing after difficult drop-off, get rusty.
Brief description of the drawings
Fig. 1 is the structural representation of bolt assembly described in the utility model; Fig. 2 is the exploded perspective view of bolt assembly described in the utility model;
In figure, 1, connecting rod; 2, packing ring; 3, nut; 4, expansion sleeve; 5, screw rod; 6, expansion rod; 7, expansion voussoir; 8, pad.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is specifically described.
A kind of bolt assembly, comprise connecting rod 1, packing ring 2, nut 3, expansion sleeve 4, described connecting rod 1 is in described expansion sleeve 4, the bottom of described connecting rod 1 is provided with screw rod 5, the top of described connecting rod 1 connects expansion rod 6, expansion voussoir 7, the top of described expansion voussoir 7 is connected with described nut 3, and described packing ring 2 is placed on described expansion voussoir 7, and the bottom of described packing ring 2 is provided with pad 8.
Described nut 3 is inserted embedding with described packing ring 2 and is connected, and described expansion voussoir 7 is embedded between described expansion rod 6 and expansion sleeve 4, and the outside of described expansion voussoir 7 embeds in described expansion sleeve 4, and the inner side of described expansion voussoir 7 embeds in described expansion rod 6.
The bottom surface of described packing ring 2 is planar structure, and the end face of described packing ring 2 is ball arc structure, and the horizontal cross-section of described packing ring 2 is circular configuration.
Described connecting rod 1, screw rod 5 are cylindrical structural, and described expansion sleeve 4 is barrel-like structure, and described expansion rod 6 is conical structure, and described expansion caking 7 is wedge structure.
Described pad 8 is rubber antiskid pad, and described expansion sleeve 4 is rubber swelling cover.
Described expansion voussoir 7 is " 7 " shape structure, and the top of described expansion voussoir 7 is embedded in described packing ring 2, and described expansion voussoir 7 is inserted embedding with described nut 7 and is connected.
The horizontal cross-section, outside of described nut 3 is regular hexagon structure, and the top, inner side of described nut 3 is provided with fastening assembly, and described fastening assembly is the one in button, cross bore, a word hole in button in tripartite, the interior button in four directions, six sides.
Described screw rod 5, connecting rod 1, expansion rod 6 are the overall structure of one-step casting moulding, and the outside of described screw rod 5 is provided with screw thread.
The horizontal cross-section radius of described screw rod 5 is greater than the horizontal cross-section outer shroud radius of described expansion sleeve 4, the horizontal cross-section radius of described connecting rod 1 is less than ring radius in the horizontal cross-section of described expansion sleeve 4, and the horizontal cross-section radius of described expansion rod 6 is less than in the horizontal cross-section of described expansion sleeve 4 and encircles radius.
When installation, first by screw rod 5 by the nut 3 hole part that tights a bolt, in the time that expansion rod 6 is about to enter bolt hole, install expansion voussoir 7, be then rotated further, finally the top of expansion voussoir 7 is pressed in to packing ring 2.
In installation process, screw rod 5 tights a bolt in the process in hole, due to early stage stress less, can free-hand screwin, in the time that the later stage, stress was larger, can pass through fastened tools, as screwdriver, spanner carry out fasteningly, also can be undertaken fastening by the structure on expansion voussoir 7 tops.
After suiting with expansion rod 6, described expansion voussoir 7 can compress with bolt hole inwall by extrusion expansion cover 4, play anti-skidding, loosen de-effect, make simultaneously all hardwares except screw rod 5 not be connected Mechanical Contact, prevent that rust is dead, and screw rod 5 is positioned at bolt hole penetralia, there are again expansion sleeve 4, pad 8 to completely cut off, also do not have the dead problem of rust simultaneously.
Before installation, can select applicable bolt assembly according to the degree of depth of bolt hole, its major length difference is embodied in the length difference of described connecting rod 1, and all the other accessories are existing standard size use accessory, diameter, flight pitch are standard size, convenient installation.
Technique scheme has only embodied the optimal technical scheme of technical solutions of the utility model; those skilled in the art have all embodied principle of the present utility model to some variations that wherein some part may be made, within belonging to protection domain of the present utility model.
Claims (9)
1. a bolt assembly, comprise connecting rod (1), packing ring (2), nut (3), expansion sleeve (4), it is characterized in that, described connecting rod (1) is in described expansion sleeve (4), the bottom of described connecting rod (1) is provided with screw rod (5), the top of described connecting rod (1) connects expansion rod (6), expansion voussoir (7), the top of described expansion voussoir (7) is connected with described nut (3), it is upper that described packing ring (2) is placed on described expansion voussoir (7), and the bottom of described packing ring (2) is provided with pad (8).
2. according to the bolt assembly described in claim 1, it is characterized in that, described nut (3) is inserted embedding with described packing ring (2) and is connected, described expansion voussoir (7) is embedded between described expansion rod (6) and expansion sleeve (4), the outside of described expansion voussoir (7) embeds in described expansion sleeve (4), and the inner side of described expansion voussoir (7) embeds in described expansion rod (6).
3. according to the bolt assembly described in claim 1, it is characterized in that, the bottom surface of described packing ring (2) is planar structure, and the end face of described packing ring (2) is ball arc structure, and the horizontal cross-section of described packing ring (2) is circular configuration.
4. according to the bolt assembly described in claim 1, it is characterized in that, described connecting rod (1), screw rod (5) are cylindrical structural, and described expansion sleeve (4) is barrel-like structure, described expansion rod (6) is conical structure, and described expansion caking (7) is wedge structure.
5. according to the bolt assembly described in claim 1, it is characterized in that, described pad (8) is rubber antiskid pad, and described expansion sleeve (4) is rubber swelling cover.
6. according to the bolt assembly described in claim 1, it is characterized in that, described expansion voussoir (7) is " 7 " shape structure, and the top of described expansion voussoir (7) is embedded in described packing ring (2), and described expansion voussoir (7) is inserted embedding with described nut (7) and is connected.
7. according to the bolt assembly described in claim 1, it is characterized in that, the horizontal cross-section, outside of described nut (3) is regular hexagon structure, the top, inner side of described nut (3) is provided with fastening assembly, and described fastening assembly is the one in button, cross bore, a word hole in button in tripartite, the interior button in four directions, six sides.
8. according to the bolt assembly described in claim 1, it is characterized in that, described screw rod (5), connecting rod (1), expansion rod (6) are the overall structure of one-step casting moulding, and the outside of described screw rod (5) is provided with screw thread.
9. according to the bolt assembly described in claim 4, it is characterized in that, the horizontal cross-section radius of described screw rod (5) is greater than the horizontal cross-section outer shroud radius of described expansion sleeve (4), the horizontal cross-section radius of described connecting rod (1) is less than ring radius in the horizontal cross-section of described expansion sleeve (4), and the horizontal cross-section radius of described expansion rod (6) is less than in the horizontal cross-section of described expansion sleeve (4) and encircles radius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520901457.XU CN205260534U (en) | 2015-11-13 | 2015-11-13 | Bolt assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520901457.XU CN205260534U (en) | 2015-11-13 | 2015-11-13 | Bolt assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205260534U true CN205260534U (en) | 2016-05-25 |
Family
ID=56002063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520901457.XU Expired - Fee Related CN205260534U (en) | 2015-11-13 | 2015-11-13 | Bolt assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205260534U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094405A (en) * | 2019-03-22 | 2019-08-06 | 东风商用车有限公司 | A kind of buckle-type bolt and its application method |
-
2015
- 2015-11-13 CN CN201520901457.XU patent/CN205260534U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094405A (en) * | 2019-03-22 | 2019-08-06 | 东风商用车有限公司 | A kind of buckle-type bolt and its application method |
| CN110094405B (en) * | 2019-03-22 | 2024-03-12 | 东风商用车有限公司 | Buckle type bolt and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160525 Termination date: 20191113 |