CN220540062U - Concrete self-tapping anchor bolt anti-theft combination - Google Patents
Concrete self-tapping anchor bolt anti-theft combination Download PDFInfo
- Publication number
- CN220540062U CN220540062U CN202321761183.XU CN202321761183U CN220540062U CN 220540062 U CN220540062 U CN 220540062U CN 202321761183 U CN202321761183 U CN 202321761183U CN 220540062 U CN220540062 U CN 220540062U
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- self
- tapping
- connecting block
- groove
- special
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- 238000010079 rubber tapping Methods 0.000 title claims abstract description 41
- 206010066054 Dysmorphism Diseases 0.000 claims description 3
- 230000006978 adaptation 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
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- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model discloses a concrete self-tapping anchor bolt anti-theft combination which comprises a self-tapping anchor bolt and a connecting rod, wherein the self-tapping anchor bolt comprises a screw rod and a screw head, self-tapping threads are arranged on the screw rod, a special-shaped groove is arranged on the screw head, a connecting block corresponding to the special-shaped groove is arranged at the end part of the connecting rod, and the anti-theft capability of the self-tapping anchor bolt is improved through the special-shaped groove on the screw head.
Description
Technical Field
The utility model belongs to the technical field of fasteners, and particularly relates to an anti-theft combination of a concrete self-tapping anchor bolt.
Background
In the building industry, a self-tapping anchor bolt is needed to be used for connecting a concrete building and other objects, a hexagonal screw head is generally used for a traditional self-tapping anchor bolt, and if the screw head is exposed after connection, the screw head is very easy to be detached by a thief or an illegal person, so that the connection between the objects and the building is damaged.
Therefore, the anti-theft combination of the self-tapping anchor bolt is designed, and the anti-theft capability of the anchor bolt is improved.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a concrete self-tapping anchor bolt anti-theft combination, which improves the anti-theft capability of the self-tapping anchor bolt.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a concrete self-tapping crab-bolt theftproof combination, includes self-tapping crab-bolt and connecting rod, the self-tapping crab-bolt includes screw rod and spiral shell head, be provided with the self-tapping screw on the screw rod, be provided with the special-shaped groove on the spiral shell head, the tip of connecting rod is provided with the connecting block that corresponds the special-shaped groove.
Further, the special-shaped groove is a hexagonal groove, an arc-shaped convex column is arranged on the side wall of the hexagonal groove, the connecting block is in a hexagonal prism shape, and an arc-shaped groove corresponding to the arc-shaped convex column is arranged on the side face of the connecting block.
Further, the arc-shaped convex column extends from the top of the hexagonal groove to the bottom of the groove.
Further, a positioning column is arranged in the middle of the hexagonal groove, and a positioning hole corresponding to the positioning column is formed in the connecting block.
Further, the side surfaces of the connecting blocks are all inclined, namely the area of the top surfaces of the connecting blocks is smaller than the area of the ground, and the positioning holes are in an inverted truncated cone shape.
Further, the thickness of the connecting block is larger than the depth of the special-shaped groove.
Compared with the prior art, the utility model has the beneficial effects that: when using automatic crab-bolt, aim at the connecting block on the connecting rod and go up the special-shaped groove on the self-tapping crab-bolt spiral shell head, then stretch into the special-shaped inslot, make the arc recess on the connecting block cooperate with the arc projection in the special-shaped groove, locating hole and reference column cooperation until the bottom surface in top surface contact special-shaped groove of connecting block, rotate the connecting rod and can drive the self-tapping screw thread on the self-tapping crab-bolt and bore into from the surface of concrete, after the connection, stretch out the connecting block from the special-shaped inslot to improve the theftproof ability of self-tapping crab-bolt through the special-shaped groove on the spiral shell head.
Drawings
FIG. 1 is a schematic view of the structure of a self-tapping anchor in the self-tapping anchor assembly of the present utility model;
FIG. 2 is a schematic cross-sectional view of a self-tapping anchor according to the present utility model;
FIG. 3 is a schematic view of the structure of the connecting rod in the self-tapping anchor assembly of the present utility model;
FIG. 4 is a schematic diagram of the front structure of the connecting block on the connecting rod of the present utility model;
fig. 5 is a schematic side view of the connecting block on the connecting rod in the present utility model.
Reference numerals: 1. a connecting rod; 2. a screw; 3. a screw head; 4. a special-shaped groove; 5. arc convex column; 6. an arc-shaped groove; 7. positioning columns; 8. positioning holes; 9. and (5) connecting a block.
Detailed Description
In the description of the present utility model, it should be noted that, for the azimuth words such as the terms "center", "transverse (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, only for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and should not be construed as limiting the specific protection scope of the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first", "a second" feature may explicitly or implicitly include one or more of such feature, and in the description of the present utility model, the meaning of "a number", "a number" is two or more, unless otherwise specifically defined.
The utility model is further described with reference to fig. 1 to 5.
The utility model provides a concrete self-tapping crab-bolt theftproof combination, includes self-tapping crab-bolt and connecting rod 1, the self-tapping crab-bolt includes screw rod 2 and spiral shell head 3, be provided with the self-tapping screw thread on the screw rod 2, be provided with dysmorphism groove 4 on the spiral shell head 3, the tip of connecting rod 1 is provided with the connecting block 9 that corresponds dysmorphism groove 4.
As shown in fig. 1, in this embodiment, preferably, the special-shaped groove 4 is a hexagonal groove, an arc-shaped convex column 5 is disposed on a side wall of the hexagonal groove, the connecting block 9 is a hexagonal prism, and an arc-shaped groove 6 corresponding to the arc-shaped convex column 5 is disposed on a side surface of the connecting block 9.
As shown in fig. 1, in this embodiment, preferably, the arc-shaped protrusion 5 extends from the top of the hexagonal groove to the bottom of the groove.
As shown in fig. 1 and 3, in this embodiment, preferably, a positioning column 7 is disposed in the middle of the hexagonal groove, and a positioning hole 8 corresponding to the positioning column 7 is disposed on the connecting block 9.
As shown in fig. 4 and 5, in this embodiment, preferably, the side surfaces of the connection block 9 are all inclined, that is, the top surface area of the connection block 9 is smaller than the ground surface area, and the positioning hole 8 is in an inverted truncated cone shape, so that the connection block 9 is convenient to extend into the special-shaped groove 4, and the positioning column 7 is convenient to extend into the positioning hole 8.
As shown in fig. 2 and 5, the thickness of the connection block 9 is greater than the depth of the profile groove 4.
As shown in fig. 1 to 5, when an automatic anchor bolt is used, the connecting block 9 on the connecting rod 1 is aligned with the special-shaped groove 4 on the screw head 3 of the self-tapping anchor bolt, and then extends into the special-shaped groove 4, so that the arc-shaped groove 6 on the connecting block 9 is matched with the arc-shaped convex column 5 in the special-shaped groove 4, the positioning hole 8 is matched with the positioning column 7 until the top surface of the connecting block 9 contacts the bottom surface of the special-shaped groove 4, the connecting rod 1 is rotated to drive the self-tapping threads on the self-tapping anchor bolt to drill from the surface of concrete, and after connection, the connecting block 9 extends out of the special-shaped groove 4, so that the anti-theft capability of the self-tapping anchor bolt is improved through the special-shaped groove 4 on the screw head 3.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (6)
1. A concrete self-tapping crab-bolt theftproof combination, its characterized in that: the self-tapping anchor bolt comprises a screw rod and a screw head, wherein self-tapping threads are arranged on the screw rod, a special-shaped groove is arranged on the screw head, and a connecting block corresponding to the special-shaped groove is arranged at the end part of the connecting rod.
2. The concrete self-tapping anchor anti-theft combination according to claim 1, characterized in that: the special-shaped groove is a hexagonal groove, an arc-shaped convex column is arranged on the side wall of the hexagonal groove, the connecting block is of a hexagonal prism shape, and an arc-shaped groove corresponding to the arc-shaped convex column is arranged on the side face of the connecting block.
3. The concrete self-tapping anchor anti-theft combination according to claim 2, characterized in that: the arc-shaped convex column extends from the top of the hexagonal groove to the bottom of the groove.
4. The concrete self-tapping anchor anti-theft combination according to claim 3, wherein: the middle of the hexagonal groove is provided with a positioning column, and the connecting block is provided with a positioning hole corresponding to the positioning column.
5. The concrete self-tapping anchor anti-theft combination according to claim 4, wherein: the side of connecting block all is the slope form, and the top surface area of connecting block is less than the ground area promptly, the locating hole is the round platform form of inversion.
6. The concrete self-tapping anchor anti-theft combination according to claim 1, characterized in that: the thickness of connecting block is greater than the degree of depth of dysmorphism groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321761183.XU CN220540062U (en) | 2023-07-05 | 2023-07-05 | Concrete self-tapping anchor bolt anti-theft combination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321761183.XU CN220540062U (en) | 2023-07-05 | 2023-07-05 | Concrete self-tapping anchor bolt anti-theft combination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220540062U true CN220540062U (en) | 2024-02-27 |
Family
ID=89972846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321761183.XU Active CN220540062U (en) | 2023-07-05 | 2023-07-05 | Concrete self-tapping anchor bolt anti-theft combination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220540062U (en) |
-
2023
- 2023-07-05 CN CN202321761183.XU patent/CN220540062U/en active Active
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