CN219733876U - Anti-slip screw bolt - Google Patents
Anti-slip screw bolt Download PDFInfo
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- CN219733876U CN219733876U CN202320791066.1U CN202320791066U CN219733876U CN 219733876 U CN219733876 U CN 219733876U CN 202320791066 U CN202320791066 U CN 202320791066U CN 219733876 U CN219733876 U CN 219733876U
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- slip
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- cone
- positioning
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- 241001149930 Protura <class> Species 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 4
- 238000010030 laminating Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram 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 an anti-slip screw bolt, which comprises a stud, wherein a nut is welded at the top of the stud, a cavity is formed at the top of the stud, a supporting and expanding positioning component is correspondingly arranged in the cavity, the stud is extended and positioned by the supporting and expanding positioning component, a quick-release anti-slip component is additionally arranged on the nut, and the nut can be limited by the aid of the quick-release anti-slip component. According to the quick-release anti-slip screw bolt, friction force can be increased between the screw cap and the installation plane by means of the quick-release anti-slip component, stability of the screw cap and the screw bolt is improved, loosening is avoided, under the cooperation of the expansion positioning component, the expansion positioning component is operated to act to realize linkage of a plurality of positioning parts, the positioning cone head on the positioning part is driven to be meshed with the inner wall of the reserved threaded hole, expansion positioning of the inside of the screw bolt is realized, the problem that the screw bolt is easy to withdraw and slip due to vibration is avoided, use stability of the anti-slip screw bolt is enhanced, and practical use effect is improved.
Description
Technical Field
The utility model relates to the technical field of bolts, in particular to an anti-skid screw bolt.
Background
And (3) a bolt: the mechanical part is matched with a cylindrical threaded fastener of a nut, and the fastener consists of a head part and a screw (a cylinder with external threads), is matched with the nut, can be used independently and is used for fastening two parts with through holes or parts with reserved threaded holes;
the connecting mode is called bolt connection, if a nut is screwed off from the bolt, the two parts can be separated, so the bolt connection belongs to detachable connection, the using amount of the bolt in daily life is large, but the bolt on the market still has the following defects in actual use at present.
In the prior art, an anti-skid screw bolt is mostly and simply provided with an anti-skid collar on a nut to realize an anti-skid effect, but the whole anti-skid effect is not ideal, the anti-skid screw bolt does not have a back stable expanding effect, the anti-skid collar cannot be tightly attached to a mounting plane at any time, and the anti-skid collar can synchronously slide along with the nut when being interfered by vibration and the like;
secondly, the anti-slip screw bolt in the prior art does not have an internal expanding and positioning function, so that the problems of slipping and backing out of the screw bolt are very easy to occur in use, and the overall fastening effect of the screw bolt is reduced.
Disclosure of Invention
The utility model aims to provide an anti-skid screw bolt for solving the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the anti-slip screw bolt comprises a stud, wherein a nut is welded at the top of the stud, a cavity is formed in the top of the stud, a supporting and expanding positioning component is correspondingly arranged in the cavity, the stud is extended and positioned by the supporting and expanding positioning component, a quick-release anti-slip component is additionally arranged on the nut, and the nut can be limited by the aid of the quick-release anti-slip component;
the expanding positioning component comprises a cone which is slidably arranged in the cavity, a plurality of through holes uniformly penetrate through the periphery of the stud, a plurality of positioning parts are uniformly distributed in the cavity, and the positioning parts are correspondingly slidably arranged in the through holes and correspond to the cone.
As a further preferable mode of the technical scheme, a groove is formed in the center of the top of the nut, the adjusting screw is rotatably arranged on the upper surface of the cone, and the top of the adjusting screw correspondingly rotates through the nut through threads to extend into the groove.
As the further preferred of this technical scheme, the location portion includes slider slidable mounting in the through-hole, is equipped with the domatic that corresponds with the cone at the slider afterbody, and the terminal surface evenly welds at the slider front end has a plurality of location awl heads, and the location awl head can hide in the through-hole, has all welded the journal stirrup at slider upper surface, lower surface, all installs reset spring between journal stirrup and cavity inner wall.
As a further preferred aspect of the present utility model, the cone is disposed in cooperation with a slope on the back of the slider, and the slider is expanded by means of downward extrusion of the cone.
As a further preferable mode of the technical scheme, the quick-release anti-slip component comprises an annular groove formed in the lower surface of the nut, an annular part is slidably mounted in the annular groove, the length of the annular part is larger than that of the annular groove, an annular anti-slip part is welded at the bottom of the annular part, a plurality of anti-slip strips are uniformly distributed on the lower surface of the annular anti-slip part, and a plurality of positioning springs are uniformly distributed on the upper surface of the annular part.
As a further preferable mode of the technical scheme, guide blocks are symmetrically arranged on two sides of the inner wall of the annular groove, sliding grooves are symmetrically formed on two sides of the annular piece, and rapid clamping of the annular piece is achieved through matching of the guide blocks and the sliding grooves.
As a further preferable mode of the technical scheme, the annular anti-slip piece and the screw cap are detachably designed, and the front end of the positioning spring is in fit contact with the inner bottom of the annular groove.
The utility model provides an anti-skid screw bolt, which has the following beneficial effects:
(1) According to the quick-release anti-skid device, the annular part is correspondingly inserted into the annular groove to realize primary limit, at the moment, the annular anti-skid part is in contact with the mounting plane to realize friction, so that the stability of the nut is improved, and under the expansion of the positioning spring, the annular anti-skid part can be continuously in contact with the mounting plane, and the loosening condition of the nut is avoided.
(2) According to the utility model, the expanding positioning component is arranged, when the stud is required to be extended and positioned subsequently, the adjusting screw is correspondingly rotated and guided by the cone and the slope surface of the back of the sliding block, so that the sliding blocks are linked to move in the through hole, the positioning cone head is pushed to move out of the through hole to be meshed with the inner wall of the reserved threaded hole, and multi-point reinforcement is realized, so that the problems of sliding wire and withdrawing wire of the stud are avoided, and the screw bolt is simple in integral structure and convenient to operate.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the installation of the annular anti-slip member of the present utility model on a nut;
FIG. 3 is a schematic view of the structure of the quick release anti-skid member of the present utility model;
FIG. 4 is a schematic view of the structure of the expanding positioning component of the present utility model;
FIG. 5 is a schematic view of the distribution of the expanding positioning member of the present utility model within a cavity;
FIG. 6 is a schematic view of the cone and positioning portion of the present utility model.
In the figure: 1. a stud; 2. a screw cap; 3. a cavity; 4. a cone; 5. a through hole; 6. a groove; 7. adjusting a screw; 8. a slide block; 9. positioning the cone head; 10. a support lug; 11. a return spring; 12. an annular groove; 13. a ring member; 14. an annular anti-slip member; 15. an anti-slip strip; 16. a positioning spring; 17. a guide block; 18. and a sliding groove.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
The utility model provides the technical scheme that: as shown in fig. 1, 2 and 6, in the embodiment, an anti-slip screw bolt comprises a stud 1, a nut 2 is welded at the top of the stud 1, a cavity 3 is formed at the top of the stud 1, expansion positioning components are correspondingly arranged in the cavity 3, the stud 1 is extended and positioned by the expansion positioning components, a quick-release anti-slip component is additionally arranged on the nut 2, and the nut 2 can be limited by the quick-release anti-slip component;
the expanding positioning component comprises a cone 4 which is slidably arranged in the cavity 3, a plurality of through holes 5 uniformly penetrate around the stud 1, a plurality of positioning parts are uniformly distributed in the cavity 3, and the positioning parts are correspondingly slidably arranged in the through holes 5 and correspondingly arranged with the cone 4.
As shown in fig. 4 and 5, a groove 6 is formed in the center of the top of the nut 2, an adjusting screw 7 is rotatably mounted on the upper surface of the cone 4, the top of the adjusting screw 7 correspondingly rotates through the nut 2 through threads and extends into the groove 6, a positioning part comprises a sliding block 8 slidably mounted in the through hole 5, a slope corresponding to the cone 4 is arranged at the tail of the sliding block 8, a plurality of positioning cone heads 9 are uniformly welded on the front end surface of the sliding block 8, the positioning cone heads 9 can be hidden in the through hole 5, lugs 10 are welded on the upper surface and the lower surface of the sliding block 8, a reset spring 11 is mounted between the lugs 10 and the inner wall of the cavity 3, the cone 4 is matched with the slope at the back of the sliding block 8, and the sliding block 8 is expanded by downward extrusion of the cone 4;
when the stud 1 is expanded and positioned: through being equipped with and propping up the locating part, under the normality, locating cone 9 is hidden and is avoided causing the interference to stud 1's normal use in through-hole 5, when follow-up needs extend the location to stud 1, only need correspond rotation adjusting screw 7, promote cone 4 and move down in cavity 3, receive cone 4 and the domatic direction in slider 8 back, thereby the linkage a plurality of sliders 8 follow the removal in through-hole 5, promote locating cone 9 to shift out through-hole 5 and the screw hole inner wall interlock of reservation and realize the multiple spot reinforcement, thereby the smooth silk of stud 1 has been avoided, the wire withdrawal problem, and overall structure is simple, the operation is convenient, make things convenient for the staff to operate and use, after follow-up use is accomplished, cone 4 resets, drive locating cone 9 resets under reset spring 11's the pulling.
As shown in fig. 3, the quick-release anti-slip component comprises an annular groove 12 formed on the lower surface of the nut 2, an annular piece 13 is slidably mounted in the annular groove 12, the length of the annular piece 13 is larger than that of the annular groove 12, an annular anti-slip piece 14 is welded at the bottom of the annular piece 13, a plurality of anti-slip strips 15 are uniformly distributed on the lower surface of the annular anti-slip piece 14, a plurality of positioning springs 16 are uniformly distributed on the upper surface of the annular piece 13, guide blocks 17 are symmetrically mounted on two sides of the inner wall of the annular groove 12, sliding grooves 18 are symmetrically formed on two sides of the annular piece 13, quick clamping of the annular piece 13 is realized by utilizing the cooperation of the guide blocks 17 and the sliding grooves 18, the annular anti-slip piece 14 and the nut 2 are in detachable design, and the front ends of the positioning springs 16 are in contact with the inner bottom of the annular groove 12;
secondly, when the nut is reinforced and anti-skid: through being equipped with quick detach antiskid, it is preliminary spacing to correspond to alternate annular 13 to annular groove 12 in, utilize guide block 17 and spout 18 can lead annular 13, follow-up with nut 2 after in place, annular antiskid 14 and installation plane laminating contact realize the friction this moment, the stability of nut has been promoted, and under the expansion of positioning spring 16, make annular antiskid 14 can last with the installation plane laminating contact, avoid nut 2 to appear not hard up situation, after the follow-up use, only need shift out annular antiskid 14 annular groove 12 can realize dismantling the action.
The utility model provides an anti-skid screw bolt, which has the following specific working principle: during the use, with quick detach antiskid part's ring 13 correspond extend to ring channel 12 in with nut 2 realize being connected, afterwards with stud 1 correspond the screw hole that closes to reserving realize locking effect, can increase frictional force between nut 2 and mounting plane with the help of quick detach antiskid part, the stability of nut 2 and stud 1 has been promoted, avoid appearing not hard up problem, and can freely dismantle after the follow-up use, it is convenient to use, and under the cooperation of propping up the locating part that rises, after fixing, the operation is propped up and is stretched up the locating part and act and realize the linkage to a plurality of locating parts, the location conical head 9 that drives up on the locating part meshes with the screw hole inner wall that reserves, the inside of having realized propping up to stud 1 is stretched up the location, the problem that the stud 1 is very easy to appear moving back, the smooth silk has been strengthened this antiskid screw bolt and is used stably, its actual result of use has been promoted.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an antiskid silk bolt, includes double-screw bolt (1), its characterized in that: a nut (2) is welded at the top of the stud (1), a cavity (3) is formed at the top of the stud (1), a supporting and expanding positioning component is correspondingly arranged in the cavity (3), the stud (1) is extended and positioned by the supporting and expanding positioning component, a quick-dismantling anti-slip component is additionally arranged on the nut (2), and the nut (2) can be limited by the aid of the quick-dismantling anti-slip component;
the expanding positioning component comprises a cone (4) which is slidably arranged in the cavity (3), a plurality of through holes (5) uniformly penetrate through the periphery of the stud (1), a plurality of positioning parts are uniformly distributed in the cavity (3), and the positioning parts are correspondingly slidably arranged in the through holes (5) and are correspondingly arranged with the cone (4).
2. The anti-skid wire bolt of claim 1, wherein: a groove (6) is formed in the center of the top of the nut (2), an adjusting screw (7) is rotatably arranged on the upper surface of the cone (4), and the top of the adjusting screw (7) correspondingly rotates through threads to extend into the groove (6) through the nut (2).
3. The anti-skid wire bolt of claim 1, wherein: the locating part includes slider (8) of slidable mounting in through-hole (5), is equipped with the slope that corresponds with cone (4) at slider (8) afterbody, evenly welds at the terminal surface before slider (8) has a plurality of locating cone heads (9), and locating cone heads (9) can hide in through-hole (5), all welds in slider (8) upper surface, lower surface has journal stirrup (10), all installs reset spring (11) between journal stirrup (10) and cavity (3) inner wall.
4. The anti-skid wire bolt of claim 1, wherein: the cone (4) is matched with the slope at the back of the sliding block (8), and the sliding block (8) is expanded by means of downward extrusion of the cone (4).
5. The anti-skid wire bolt of claim 1, wherein: the quick-release anti-slip component comprises an annular groove (12) formed in the lower surface of the nut (2), an annular piece (13) is slidably mounted in the annular groove (12), the length of the annular piece (13) is larger than that of the annular groove (12), an annular anti-slip piece (14) is welded at the bottom of the annular piece (13), a plurality of anti-slip strips (15) are uniformly distributed on the lower surface of the annular anti-slip piece (14), and a plurality of positioning springs (16) are uniformly distributed on the upper surface of the annular piece (13).
6. The anti-skid wire bolt of claim 5, wherein: guide blocks (17) are symmetrically arranged on two sides of the inner wall of the annular groove (12), sliding grooves (18) are symmetrically formed on two sides of the annular piece (13), and the guide blocks (17) and the sliding grooves (18) are matched to achieve rapid clamping of the annular piece (13).
7. The anti-skid wire bolt of claim 5, wherein: the annular anti-slip piece (14) and the screw cap (2) are in detachable design, and the front end of the positioning spring (16) is in fit contact with the inner bottom of the annular groove (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320791066.1U CN219733876U (en) | 2023-04-11 | 2023-04-11 | Anti-slip screw bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320791066.1U CN219733876U (en) | 2023-04-11 | 2023-04-11 | Anti-slip screw bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219733876U true CN219733876U (en) | 2023-09-22 |
Family
ID=88063635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320791066.1U Active CN219733876U (en) | 2023-04-11 | 2023-04-11 | Anti-slip screw bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219733876U (en) |
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2023
- 2023-04-11 CN CN202320791066.1U patent/CN219733876U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |