CN202108834U - Novel combined integral bolt - Google Patents
Novel combined integral bolt Download PDFInfo
- Publication number
- CN202108834U CN202108834U CN2011202124176U CN201120212417U CN202108834U CN 202108834 U CN202108834 U CN 202108834U CN 2011202124176 U CN2011202124176 U CN 2011202124176U CN 201120212417 U CN201120212417 U CN 201120212417U CN 202108834 U CN202108834 U CN 202108834U
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- China
- Prior art keywords
- bolt
- nut
- screwing
- sleeve pipe
- crab
- 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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Abstract
The utility model discloses a novel combined integral bolt. In the bolt, the outer surface of a bushing is provided with a protruding anti-rotation wedge block; the end part of the bushing is provided with a screwing nut; the screwing nut is provided with a convex ring and an annular groove; the convex ring is used for stabilizing a screw rod and guiding a connecting conical nut; and the annular groove can be used for tightening the front end of the bushing to prevent the front end of the bushing from being deformed by expanding. The anti-rotation wedge block can be embedded into a wall body material, so that the bushing is effectively prevented from rotating along with the screwing nut during the screwing process of the screwing nut, and the anti-slip performance of the bolt is enhanced; the convex ring is arranged on the screwing nut, so that assembly before the installation of the bolt is convenient, and the bolt installation speed is increased; and the annular groove for fastening the end part of the bushing is formed on the screwing nut, so that the installation intensity of the bolt is enhanced.
Description
Technical field
The utility model relates to a kind of novel combination integral type crab-bolt.
Background technique
In the Chinese utility model patent notification number CN201212507Y that the applicant applied for, a kind of combination metal crab-bolt has been described; Shown in accompanying drawing 1; This crab-bolt comprises screw rod 1, sleeve pipe 4 and tapered cup nut 5, is provided with the nut 2 of screwing of the screw rod 1 of can back-outing at screw rod 1 front end.When screw rod 1 is screwed into tapered cup nut 5; For being screwed into of stabilize screw 1 and guide spiro rod 1; Also be provided with a pad 8 at sleeve pipe 4 front ends, this pad 8 is made up of the radial ringed flange of cylindrical section and the setting of one of which end, and pad 8 is fixed on the sleeve pipe 4 through its cylindrical section plug-in mounting; The internal diameter of pad 8 is slightly larger than the external diameter of screw rod 1, and screw rod 1 can just pass.This pad 8 has solved screw rod 1 and has been screwed into and rocks and cooperate inaccurate problem with tapered cup nut 5, but pad 8 need be pre-assembled in sleeve pipe 4 ends when being screwed into screw rod 1, and this operation has increased the crab-bolt installation steps.Said sleeve pipe 4 is near also being provided with anti-skidding reticulate pattern 13 on the outer surface of its rear end; This crab-bolt sleeve pipe 4 in use embeds body of wall, and anti-skidding reticulate pattern 13 and body of wall friction have increased the spin friction resistance between sleeve pipe 4 and body of wall in the inflation process of screwing; But because the groove depth of anti-skidding reticulate pattern 13 is more shallow; Be easy to filled and led up by the materials for wall powder, thus the forfeiture anti-slip function, to such an extent as to that crab-bolt can't be inflated is fixing.
The model utility content
To the deficiency that above-mentioned existing technology exists, the purpose of the utility model is to provide the improved novel combination integral type of a kind of structure crab-bolt, and the outer surface of this crab-bolt sleeve pipe is provided with the anti-voussoir that revolves of protrusion, to strengthen the non-skid property of crab-bolt; Be provided with the nut of screwing in cannula tip, the nut of screwing is provided with bulge loop and circular groove, and bulge loop plays stabilization and the leading role that is connected tapered cup nut to screw rod, and circular groove can fastening sleeve pipe front end, prevents sleeve pipe front end dilatancy.
In order to achieve the above object; A kind of novel combination integral type of the utility model crab-bolt; Comprise screw rod, the nut of screwing, sleeve pipe, tapered cup nut; It is characterized in that said bushing outer surface is provided with radially the anti-voussoir that revolves of protrusion, the said nut of screwing is provided with the circular groove that supplies the cannula tip insertion at itself and the sleeve pipe end that joins.The described nut of screwing is provided with bulge loop at the end that it is provided with circular groove, and bulge loop is made up of to protrusion the inner axle of said circular groove, and the external diameter of bulge loop and the internal diameter of sleeve pipe are suitable.Described screw rod two ends thread rotary orientation is opposite, and the nut of screwing can make screw rod that tapered cup nut is drawn in sleeve pipe, and bulge loop plays stabilization and the leading role that is connected tapered cup nut to screw rod, and circular groove can fastening sleeve pipe front end, prevents sleeve pipe front end dilatancy.
Further, described screw front end can be provided with hook.
Further, described nut and the screw rod screwed can be made into integration, and is provided with the slot that matches with tommy bar or screw-driver on the nut top of screwing.
Further, described tapered cup nut and screw rod can be made into integration.
The utility model is through being provided with the anti-voussoir that revolves of protrusion on the outer surface of sleeve pipe, anti-ly revolve voussoir and can embed in the materials for wall, effectively stops to tighten when screwing nut sleeve pipe and follow the nut rotation of screwing, and strengthened the non-skid property of crab-bolt; Through on the nut of screwing, bulge loop being set, made things convenient for the assembling before crab-bolt is installed, accelerated the crab-bolt installation rate; Through the circular groove of adapter sleeve tube end is set, improved the installation strength of crab-bolt on the nut of screwing.
Description of drawings
Fig. 1 is the structural representation of existing crab-bolt;
Fig. 2 is the embodiment's one of the utility model a three-dimensional view;
Fig. 3 is the embodiment's one of the utility model a decomposition view;
Fig. 4 is the nut structure view of screwing;
Fig. 5 is the embodiment's two of the utility model a three-dimensional view;
Fig. 6 is the embodiment's three of the utility model a three-dimensional view;
Fig. 7 is the embodiment's four of the utility model a three-dimensional view;
Among the figure: 1. screw rod, 2. screw nut, 3. anti-voussoir, 4. sleeve pipe, 5. tapered cup nut, 6. hook, 7. stress relief hole, 8. pad, 9. positioning key, 10. bulge loop, 11. circular grooves, 12. guiding grooves, 13. anti-skidding reticulate patterns of revolving.
Embodiment
Through embodiment the utility model is done further explain below.
Fig. 2, shown in Figure 3ly designed one of embodiment by the utility model, in this embodiment, tapered cup nut 5 is along circumferentially being provided with positioning key 9; Sleeve pipe 4 is provided with expansion arc, expansion arc circumferentially be evenly distributed with at least 2 guiding grooves 12, correspondingly; Tapered cup nut 5 is provided with the positioning key 9 of same quantity, and the rear end that tapered cup nut 5 inserts sleeve pipe 4 is connected with expansion arc, and the positioning key 9 on it is positioned at guiding groove 12; Guiding groove 12 openings are provided with hook 6, match with hook 6 through positioning key 9, and tapered cup nut 5 is mounted on the sleeve pipe 4; Become an overall structure, conveniently deposit, transport.The root of guiding groove 12 is provided with stress relief hole 7, the stress that is produced when release is opened by guiding groove 12 when being used in the tapered cup nut 5 entering sleeve pipes 4.Surface near guiding groove 12 on the sleeve pipe 4 also is provided with anti-skidding reticulate pattern 13, and its other end surface also can be provided with anti-skidding reticulate pattern as required.
The outer surface of sleeve pipe 4 is provided with radially the anti-voussoir 3 that revolves of protrusion, and the anti-voussoir 3 that revolves can impact briquetting on the sheet material of processing sleeve pipe 4; The said nut 2 of screwing is provided with the circular groove 11 that supplies sleeve pipe 4 ends to insert at itself and sleeve pipe 4 end that joins.The described nut 2 of screwing is provided with bulge loop 10 at the end that it is provided with circular groove 11, and bulge loop 10 is made up of to protrusion the inner axle of said circular groove 11, and the internal diameter of the external diameter of bulge loop 11 and sleeve pipe 4 is suitable.Screw rod 1 two ends thread rotary orientation is opposite.
When this crab-bolt is installed; Screw rod 1 passes nut 2 backs of screwing and is connected with tapered cup nut 5, the front end of the circular groove 11 cover tubings 4 of the nut 2 of screwing, and 10 pairs of screw rods 1 of bulge loop play stabilization and the leading role that is connected tapered cup nut 5; Being screwed into the nut 2 of screwing can make screw rod 1 that tapered cup nut 5 is drawn in sleeve pipe 4; The expansion arc of sleeve pipe 4 is expanded by tapered cup nut 5, and circular groove 11 can fastening sleeve pipe 4 front ends, prevents the front end dilatancy of sleeve pipe 4.
Shown in Figure 5 is the 2nd kind of mode of execution of the utility model, compares with embodiment 1, and the front end of the screw rod 1 among this embodiment is provided with hook, after the installation crab-bolt, makes things convenient for exterior object to be connected with crab-bolt, also can on its hook, load suspension member.
Shown in Figure 6 is the 3rd kind of mode of execution of the utility model, compares with embodiment 2 with embodiment 1, and screw rod 1 wherein can be made into integration with the nut 2 of screwing, and is provided with the slot that matches with tommy bar or screw-driver on nut 2 tops of screwing.The direct nut 2 of screwing can be drawn in sleeve pipe 4 with tapered cup nut 5 when crab-bolt was installed, and using the inconvenient construction site of spanner, can adopt this embodiment institute design scheme.
Shown in Figure 7 is the 4th kind of mode of execution of the utility model, and tapered cup nut 5 wherein can be made into integration with screw rod 1, has simplified the overall structure of crab-bolt, and is easier for installation.
Above said just for the utility model is described, the various variation that meet the utility model thought are all within the protection domain of the utility model.
Claims (4)
1. novel combination integral type crab-bolt; Comprise screw rod, the nut of screwing, sleeve pipe, tapered cup nut; It is characterized in that said bushing outer surface is provided with radially the anti-voussoir that revolves of protrusion, the said nut of screwing is provided with the circular groove that supplies the cannula tip insertion at itself and the sleeve pipe end that joins.
2. crab-bolt as claimed in claim 1 is characterized in that, the described nut of screwing is provided with bulge loop at the end that it is provided with circular groove, and bulge loop is made up of to protrusion the inner axle of said circular groove, and the external diameter of bulge loop and the internal diameter of sleeve pipe are suitable.
3. crab-bolt as claimed in claim 2 is characterized in that described screw front end can be provided with hook.
4. crab-bolt as claimed in claim 2 is characterized in that described tapered cup nut and screw rod can be made into integration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202124176U CN202108834U (en) | 2011-06-22 | 2011-06-22 | Novel combined integral bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202124176U CN202108834U (en) | 2011-06-22 | 2011-06-22 | Novel combined integral bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202108834U true CN202108834U (en) | 2012-01-11 |
Family
ID=45434271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202124176U Expired - Fee Related CN202108834U (en) | 2011-06-22 | 2011-06-22 | Novel combined integral bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202108834U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889278A (en) * | 2012-10-21 | 2013-01-23 | 胡国贤 | Stressed expansion screw rod |
| CN105864252A (en) * | 2016-06-07 | 2016-08-17 | 杭州斯泰新材料技术有限公司 | Lock type anchor bolt and installation structure on concrete |
| CN105864253A (en) * | 2016-06-07 | 2016-08-17 | 杭州斯泰新材料技术有限公司 | Punching and chamfering synchronous double-reaming anchor bolt and mounting structure on concrete |
| CN108799287A (en) * | 2017-05-04 | 2018-11-13 | 中建城市建设发展有限公司 | Recyclable expansion bolt and recyclable expansion bolt fixed structure |
-
2011
- 2011-06-22 CN CN2011202124176U patent/CN202108834U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889278A (en) * | 2012-10-21 | 2013-01-23 | 胡国贤 | Stressed expansion screw rod |
| CN105864252A (en) * | 2016-06-07 | 2016-08-17 | 杭州斯泰新材料技术有限公司 | Lock type anchor bolt and installation structure on concrete |
| CN105864253A (en) * | 2016-06-07 | 2016-08-17 | 杭州斯泰新材料技术有限公司 | Punching and chamfering synchronous double-reaming anchor bolt and mounting structure on concrete |
| CN105864253B (en) * | 2016-06-07 | 2019-02-05 | 杭州斯泰新材料技术有限公司 | A kind of dig synchronizes double expansion formula anchor bolts and the mounting structure on concrete |
| CN105864252B (en) * | 2016-06-07 | 2019-02-05 | 杭州斯泰新材料技术有限公司 | A kind of locking-type anchor bolt and the mounting structure on concrete |
| CN108799287A (en) * | 2017-05-04 | 2018-11-13 | 中建城市建设发展有限公司 | Recyclable expansion bolt and recyclable expansion bolt fixed structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120111 Termination date: 20130622 |