CN219827410U - Anti-loosening self-tapping screw with plum blossom-shaped strip washer in big flat head - Google Patents
Anti-loosening self-tapping screw with plum blossom-shaped strip washer in big flat head Download PDFInfo
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- CN219827410U CN219827410U CN202320030867.6U CN202320030867U CN219827410U CN 219827410 U CN219827410 U CN 219827410U CN 202320030867 U CN202320030867 U CN 202320030867U CN 219827410 U CN219827410 U CN 219827410U
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- tapping screw
- self
- supporting
- loosening
- supporting column
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- 238000010079 rubber tapping Methods 0.000 title claims abstract description 58
- 230000002093 peripheral effect Effects 0.000 claims abstract description 17
- 238000005096 rolling process Methods 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Bolts, Nuts, And Washers (AREA)
Abstract
The utility model discloses a self-tapping screw with a washer in an anti-loosening large flat head, which comprises a main body, wherein the outer peripheral surface of the main body is provided with a mounting assembly, the mounting assembly consists of a clamping block, a supporting disc and supporting columns, the outer peripheral surface of the main body is welded with the clamping block, the bottom surface of the supporting disc is welded with the supporting columns, the top surface of the supporting disc is provided with a jack, the supporting disc is spliced with the main body through the jack, the inner wall surface of the jack is provided with a clamping groove, the clamping block is clamped with the clamping groove, and the anti-loosening assembly can be effectively mounted through the mounting assembly, so that the self-tapping screw is convenient to use.
Description
Technical Field
The utility model relates to the technical field of self-tapping nails, in particular to a self-tapping nail with a washer and a plum blossom in a locking big flat head.
Background
Self-tapping Screw, known by the english name Self-tapping Screw, is a threaded fastener for Self-tapping mating female threads in a pre-drilled hole of metallic or non-metallic material.
Patent number CN202021460094.8 discloses a quincuncial strip washer self-tapping screw in anti-loosening big flat head, through the triangular bump of rubber flat pad bottom complex, increases the frictional force of whole rubber flat pad and door and window or iron sheet, is convenient for better fixed.
The plum blossom strip washer self-tapping screw in the anti-loosening big flat head has the following defects: 1. the possibility of loosening is easy to generate when the self-tapping screw is used, and the loosening can cause certain influence on the self-tapping screw; 2. the anti-loosening structure of the self-tapping screw is inconvenient to install or detach. Therefore, we propose a self-tapping screw with a washer for preventing the plum blossom in the big flat head from loosening.
Disclosure of Invention
The utility model mainly aims to provide a self-tapping screw with a washer, which is used for preventing loosening and is provided with a plum blossom in a big flat head, and can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a quincuncial strip washer self-tapping screw in locking big flat head, includes the main part, main part peripheral surface is provided with the installation component, the installation component comprises fixture block, supporting disk and support column, main part peripheral surface welding has the fixture block, supporting disk bottom surface welding has the support column, the jack has been seted up to supporting disk top surface, the supporting disk is pegged graft with the main part through the jack, the draw-in groove has been seted up to jack inner wall surface, fixture block and draw-in groove looks joint; the anti-loosening assembly is formed by connecting lugs, movable rods, springs, concave support columns and anti-skid teeth, grooves are formed in the outer peripheral surfaces of the support columns, the connecting lugs are installed on the surfaces of the inner walls of the grooves, a plurality of groups of the connecting lugs are arranged on the surfaces of the inner walls of the grooves, the support columns are movably connected with the movable rods through the connecting lugs, the springs are installed between the movable rods and the inner walls of the grooves, the support columns are spliced with the concave support columns, the anti-skid teeth are installed on the inner peripheral surfaces of the concave support columns, and the anti-skid teeth are arranged in a plurality of groups; the stability of the self-tapping screw can be effectively improved through the anti-loosening assembly, the possibility of loosening the self-tapping screw during use is reduced, the possibility of automatic falling of the self-tapping screw is effectively reduced, the anti-loosening assembly is conveniently used by matching the arranged support column with the concave support column, and the possibility of falling of the self-tapping screw is effectively reduced by matching the arranged groove, the connecting lug, the spring, the movable rod and the anti-skid teeth; the surface of the bottom of the concave supporting column is provided with anti-slip cone blocks, and a plurality of groups of anti-slip cone blocks are arranged; the stability of the concave support column can be effectively improved through the anti-slip cone block; the surface of the top of the concave support column is provided with a plurality of groups of rolling grooves, and balls are arranged in the rolling grooves; through the rolling groove that sets up and ball matched with, the ball can roll in the rolling groove to the convenience carries out auxiliary stay to the rotation of supporting disk, reduces concave pillar and takes place pivoted possibility along with the supporting disk together.
Further, a flexible gasket is adhered to the top surface of the supporting disc; through the flexible rubber ring that sets up, the effectual damage that causes when taking place the friction between self-tapping screw and the supporting disk, the compactness between also effectual improvement supporting disk and the self-tapping screw simultaneously.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the anti-loosening assembly, the anti-loosening assembly can be effectively installed through the installation assembly, so that the anti-loosening assembly is convenient to use, the supporting disc, the jack, the clamping groove and the clamping block are matched, the anti-loosening assembly is convenient to install or disassemble, the anti-loosening assembly is convenient to use, damage caused by friction between the self-tapping screw and the supporting disc is effectively reduced through the flexible rubber ring, the compactness between the supporting disc and the self-tapping screw is effectively improved, and the problem that an anti-loosening structure of the self-tapping screw is inconvenient to install or disassemble in the background art can be effectively solved through the assembly.
2. According to the anti-loosening assembly, the stability of the self-tapping screw can be effectively improved, the possibility of loosening of the self-tapping screw during use is reduced, meanwhile, the possibility of automatic falling of the self-tapping screw is also effectively reduced, the anti-loosening assembly is conveniently used by matching the arranged support columns with the concave support columns, the possibility of loosening of the self-tapping screw during use is effectively reduced by matching the arranged grooves, the connecting lugs, the springs, the movable rods and the anti-slip teeth, the stability of the concave support columns can be effectively improved by matching the arranged anti-slip cone blocks, the balls can roll in the rolling grooves by matching the rolling grooves, the auxiliary support of the rotation of the support plates is facilitated, the possibility of the concave support columns rotating along with the support plates is reduced, and the problems that the self-tapping screw is easy to loosen and has a certain influence on the self-tapping screw during use in the background technology can be effectively solved by the assembly.
Drawings
Fig. 1 is a schematic diagram of the whole structure of a quincuncial self-tapping screw with a washer in a locking big flat head.
FIG. 2 is an exploded view of the overall structure of the quincuncial self-tapping screw with washer in the anti-loosening big flat head.
Fig. 3 is a schematic plan view of a part of the structure of a looseness-preventing component of the quincuncial self-tapping screw with a washer in a looseness-preventing big flat head.
Fig. 4 is a schematic plan view of a concave pillar structure with a washer self-tapping screw in a quincuncial shape in a locking big flat head.
In the figure: 1. a main body; 2. a mounting assembly; 201. a clamping block; 202. a support plate; 203. a jack; 204. a clamping groove; 205. a support column; 3. an anti-loosening component; 301. a groove; 302. a connecting lug; 303. a movable rod; 304. a spring; 305. a concave pillar; 306. anti-slip teeth; 4. a flexible gasket; 5. an anti-slip cone block; 6. rolling grooves; 7. and (3) rolling balls.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-4, the self-tapping screw with the quincuncial strip in the locking large flat head comprises a main body 1, wherein an installation component 2 is arranged on the outer peripheral surface of the main body 1, the installation component 2 consists of a clamping block 201, a supporting disc 202 and a supporting column 205, the clamping block 201 is welded on the outer peripheral surface of the main body 1, the supporting column 205 is welded on the bottom surface of the supporting disc 202, a jack 203 is arranged on the top surface of the supporting disc 202, the supporting disc 202 is spliced with the main body 1 through the jack 203, a clamping groove 204 is arranged on the inner wall surface of the jack 203, and the clamping block 201 is clamped with the clamping groove 204; the anti-loosening assembly 3 is arranged on the outer peripheral surface of the support column 205, the anti-loosening assembly 3 is composed of a connecting lug 302, a movable rod 303, a spring 304, a concave support column 305 and anti-skid teeth 306, a groove 301 is formed on the outer peripheral surface of the support column 205, a plurality of groups of connecting lugs 302 are arranged on the inner wall surface of the groove 301, the support column 205 is movably connected with the movable rod 303 through the connecting lugs 302, the spring 304 is arranged between the movable rod 303 and the inner wall of the groove 301, the support column 205 is spliced with the concave support column 305, the anti-skid teeth 306 are arranged on the inner peripheral surface of the concave support column 305, and the anti-skid teeth 306 are provided with a plurality of groups; the stability of the self-tapping screw can be effectively improved through the anti-loosening assembly 3, the possibility of loosening the self-tapping screw during use is reduced, meanwhile, the possibility of automatic falling of the self-tapping screw is also effectively reduced, the anti-loosening assembly 3 is conveniently used through the matching of the arranged support column 205 and the concave support column 305, and the possibility of falling of the self-tapping screw is effectively reduced through the matching of the arranged groove 301, the connecting lug 302, the spring 304, the movable rod 303 and the anti-skid teeth 306; the bottom surface of the concave support column 305 is provided with anti-slip cone blocks 5, and a plurality of groups of anti-slip cone blocks 5 are arranged; the stability of the concave support column 305 can be effectively improved through the anti-slip cone block 5; the top surface of the concave support column 305 is provided with a rolling groove 6, a plurality of groups of rolling grooves 6 are formed, and balls 7 are arranged in the rolling grooves 6; by providing the rolling groove 6 and the ball 7 in cooperation, the ball 7 can roll in the rolling groove 6, thereby facilitating the auxiliary support of the rotation of the support plate 202 and reducing the possibility that the concave support post 305 rotates along with the support plate 202.
Wherein, the flexible gasket 4 is adhered to the top surface of the supporting disc 202; through the flexible rubber ring that sets up, the effectual damage that causes when taking place the friction between self-tapping screw and the supporting plate 202, the compactness between also effectual improvement supporting plate 202 and the self-tapping screw simultaneously.
It should be noted that, the present utility model is a self-tapping screw with a washer in a large flat head, when in operation, the self-tapping screw is inserted into the insertion hole 203 at the top of the supporting plate 202 by means of the clamping block 201 and the clamping groove 204, then when the self-tapping screw is installed on a certain article during operation, the self-tapping screw is rotated, the supporting plate 202 rotates along with the self-tapping screw, the concave supporting post 305 cannot rotate, after the self-tapping screw is rotated, the flexible washer 4 can effectively improve the stability of the self-tapping screw, when the self-tapping screw automatically rotates due to other reasons, the self-tapping screw can drive the supporting plate 202 and the supporting post 205 to rotate together, at this moment, the spring 304 in the peripheral groove 301 of the supporting post 205 can push the movable rod 303 to make the tip of the movable rod 303 abut against the anti-slip tooth 306, thereby blocking the rotation of the supporting post 205, preventing the possibility of the self-tapping screw from reversing, preventing the possibility of the self-tapping screw from automatically rotating, and preventing the self-tapping screw from rotating due to the spring from being pressed when the self-tapping screw rotates.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (2)
1. The utility model provides a plum blossom area washer self-tapping screw in locking big flat head, includes main part (1), its characterized in that, main part (1) peripheral surface is provided with installation component (2), installation component (2) are by fixture block (201), supporting disk (202) and support column (205) are constituteed, main part (1) peripheral surface welding has fixture block (201), supporting disk (202) bottom surface welding has support column (205), jack (203) have been seted up on supporting disk (202) top surface, supporting disk (202) are pegged graft with main part (1) through jack (203), draw-in groove (204) have been seted up on jack (203) inner wall surface, fixture block (201) and draw-in groove (204) looks joint;
the anti-loosening device is characterized in that an anti-loosening component (3) is arranged on the outer peripheral surface of the supporting column (205), the anti-loosening component (3) is composed of a connecting lug (302), a movable rod (303), a spring (304), a concave supporting column (305) and anti-sliding teeth (306), a groove (301) is formed in the outer peripheral surface of the supporting column (205), the connecting lug (302) is arranged on the inner wall surface of the groove (301), a plurality of groups of connecting lugs (302) are arranged on the top surface of the supporting column (205), the movable rod (303) is movably connected with the movable rod (303) through the connecting lug (302), the spring (304) is arranged between the movable rod (303) and the inner wall of the groove (301), the supporting column (205) is inserted into the concave supporting column (305), the inner peripheral surface of the concave supporting column (305) is provided with the anti-sliding teeth (306), the bottom surface of the concave supporting column (305) is provided with the anti-sliding cone block (5), the plurality of groups of anti-sliding cone blocks (5), the top surface of the concave supporting column (305) is provided with a plurality of rolling grooves (6), and the rolling balls (7) are arranged in the rolling grooves (6).
2. The self-tapping screw with the quincuncial strip in the locking big flat head according to claim 1, wherein the flexible washer (4) is adhered to the top surface of the supporting disc (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320030867.6U CN219827410U (en) | 2023-01-06 | 2023-01-06 | Anti-loosening self-tapping screw with plum blossom-shaped strip washer in big flat head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320030867.6U CN219827410U (en) | 2023-01-06 | 2023-01-06 | Anti-loosening self-tapping screw with plum blossom-shaped strip washer in big flat head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219827410U true CN219827410U (en) | 2023-10-13 |
Family
ID=88275518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320030867.6U Active CN219827410U (en) | 2023-01-06 | 2023-01-06 | Anti-loosening self-tapping screw with plum blossom-shaped strip washer in big flat head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219827410U (en) |
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2023
- 2023-01-06 CN CN202320030867.6U patent/CN219827410U/en active Active
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