CN217440509U - High-strength anti-drop screw - Google Patents
High-strength anti-drop screw Download PDFInfo
- Publication number
- CN217440509U CN217440509U CN202123405897.0U CN202123405897U CN217440509U CN 217440509 U CN217440509 U CN 217440509U CN 202123405897 U CN202123405897 U CN 202123405897U CN 217440509 U CN217440509 U CN 217440509U
- Authority
- CN
- China
- Prior art keywords
- mounting
- screw
- auxiliary block
- threaded rod
- anticreep
- 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
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 4
- 239000010959 steel Substances 0.000 claims abstract description 4
- 230000002146 bilateral effect Effects 0.000 claims description 9
- 238000010030 laminating Methods 0.000 claims description 3
- 210000003205 muscle Anatomy 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model belongs to the technical field of the screw, specifically disclose a high strength anti-drop screw, including the threaded rod, be provided with anti-disengaging structure on the threaded rod, anti-disengaging structure includes auxiliary block, mounting, anticreep spare, screw, the top of threaded rod is provided with auxiliary block, is provided with the mounting on the auxiliary block, and the inside of mounting has a thread groove, and the outside of auxiliary block is provided with the external screw thread, and auxiliary block and mounting threaded connection, and the bottom of mounting is provided with the anticreep spare, and the anticreep spare is steel, and the anticreep spare is the spiral rib; when threaded rod or anticreep piece rotated, anticreep piece and threaded rod restricted each other, made it more stable, made the fastening nature of screw stronger, was not convenient for drop, and the installation is more stable, and the effect is better.
Description
Technical Field
The utility model relates to a screw technical field specifically is a high strength anti-drop screw.
Background
The screw is a tool for fastening the parts of the object step by utilizing the physics and mathematical principles of the inclined plane circular rotation and the friction force of the object; the screw has an important task in industry, and as long as there is industry on earth, the function of the screw is always important. The screw is a common invention in production and life of people for thousands of years, and is the first invention of human according to the application field; the field that the screw was used is various, and some woodwork also often can use the screw to fix, but when the woodwork received stronger external force pulling, the phenomenon that the screw drops appears easily, and fixed strength is lower.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high strength anti-drop screw is various in order to solve the field that the screw used, and some woodwork also often can use the screw to fix, but when the woodwork received stronger external force pulling, the phenomenon that drops appears easily in the screw, the lower problem of fixed strength.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high strength anti-drop screw which characterized in that: the anti-disengaging structure comprises a threaded rod, be provided with anti-disengaging structure on the threaded rod, anti-disengaging structure includes auxiliary block, mounting, anticreep spare, screw, the top of threaded rod is provided with auxiliary block, is provided with the mounting on the auxiliary block, and the inside of mounting has seted up the thread groove, and the outside of auxiliary block is provided with the external screw thread, auxiliary block and mounting threaded connection, and the bottom of mounting is provided with the anticreep spare, and the anticreep spare is steel, and the anticreep spare is the spiral rib form.
Preferably, the thread of the thread groove and the thread on the threaded rod are both reverse threads.
Preferably, the anti-falling piece is a forward spiral rib.
Preferably, the one end of anticreep piece bottom is sharp-pointed form, and the bilateral symmetry of mounting is provided with first connecting hole, and the bilateral symmetry of supplementary piece is provided with the second connecting hole, and the bilateral symmetry of mounting is provided with the screw, and the one end of screw passes first connecting hole embedding second connecting hole in.
Preferably, the bottom of mounting is provided with the spacing collar, and the top of spacing collar is laminated with the bottom of supplementary piece.
Preferably, the auxiliary block is provided with a groove, and the groove is hexagonal.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides an effectual solution woodwork of high strength anti-drop screw receives when stronger external force stimulates, and the phenomenon that drops appears easily in the screw, the lower problem of fixed strength, this device has increased anti-disengaging structure on the threaded rod, makes the fastening nature of screw stronger, is not convenient for drop, installs more stably, and the effect is better.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic side sectional view of the present invention;
fig. 3 is a schematic view of the explosion structure of the present invention.
In the figure: 1. a fixing member; 2. a thread groove; 3. a limiting ring; 4. a threaded rod; 5. a drop-off prevention member; 6. a first connection hole; 7. a second connection hole; 8. a groove; 9. a screw; 10. and an auxiliary block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a high strength anti-drop screw, includes threaded rod 4, be provided with anti-disengaging structure on the threaded rod 4, anti-disengaging structure includes supplementary piece 10, mounting 1, anticreep spare 5, screw 9, the top of threaded rod 4 is provided with supplementary piece 10, is provided with mounting 1 on the supplementary piece 10, and the inside of mounting 1 has seted up thread groove 2, and the outside of supplementary piece 10 is provided with the external screw thread, supplementary piece 10 and 1 threaded connection of mounting, and the bottom of mounting 1 is provided with anticreep spare 5, and anticreep spare 5 is steel, and anticreep spare 5 is the spiral muscle form.
Furthermore, the thread of the thread groove 2 and the thread on the threaded rod 4 are reverse threads.
Further, the anti-falling part 5 is a forward spiral rib.
Further, the one end of 5 bottoms of anticreep spare is sharp-pointed form, and the bilateral symmetry of mounting 1 is provided with first connecting hole 6, and the bilateral symmetry of supplementary piece 10 is provided with second connecting hole 7, and the bilateral symmetry of mounting 1 is provided with screw 9, and the one end of screw 9 passes in first connecting hole 6 embedding second connecting hole 7.
Further, the bottom of mounting 1 is provided with spacing collar 3, and the top of spacing collar 3 and the bottom laminating of supplementary piece 10.
Furthermore, a groove 8 is formed in the auxiliary block 10, and the groove 8 is hexagonal.
The working principle is as follows: this device is when using, block mounting 1 with the spanner and rotate right on the woodwork, make 5 synchronous rotations of anticreep piece, make 5 embedding woodwork of anticreep piece, pass the one end of screw rod 2 laminating on the woodwork, imbed in recess 8 through the hexagonal spanner, to the left-hand rotation, make 4 synchronous rotations of threaded rod, make 4 embedding woodwork of threaded rod in, stall when the one end of supplementary piece 10 is laminated with spacing collar 3, take off spanner and hexagonal spanner this moment, pass first straight hole embedding second straight hole with screw 9 again, make mounting 1 and supplementary piece 10 fixed, anticreep piece 5 is opposite with 4 pivoted directions of threaded rod, when threaded rod 4 or 5 gyrations of anticreep piece, 5 and 4 mutual restrictions of threaded rod, make it more stable.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a high strength anti-drop screw which characterized in that: including threaded rod (4), be provided with anti-disengaging structure on threaded rod (4), anti-disengaging structure includes auxiliary block (10), mounting (1), anticreep piece (5), screw (9), the top of threaded rod (4) is provided with auxiliary block (10), is provided with mounting (1) on auxiliary block (10), and the inside of mounting (1) has seted up thread groove (2), and the outside of auxiliary block (10) is provided with the external screw thread, and auxiliary block (10) and mounting (1) threaded connection, and the bottom of mounting (1) is provided with anticreep piece (5), and anticreep piece (5) are steel, and anticreep piece (5) are the spiral muscle form.
2. The high-strength anti-drop screw according to claim 1, wherein: the threads of the thread groove (2) and the threads of the threaded rod (4) are reverse threads.
3. The high-strength anti-drop screw according to claim 1, wherein: the anti-falling piece (5) is a forward spiral rib.
4. The high-strength anti-drop screw according to claim 1, wherein: the one end of anticreep piece (5) bottom is sharp-pointed form, and the bilateral symmetry of mounting (1) is provided with first connecting hole (6), and the bilateral symmetry of supplementary piece (10) is provided with second connecting hole (7), and the bilateral symmetry of mounting (1) is provided with screw (9), and the one end of screw (9) is passed first connecting hole (6) and is embedded in second connecting hole (7).
5. The high-strength anti-drop screw according to claim 1, wherein: the bottom of mounting (1) is provided with spacing collar (3), and the top of spacing collar (3) and the bottom laminating of auxiliary block (10).
6. The high-strength anti-drop screw according to claim 1, wherein: a groove (8) is formed in the auxiliary block (10), and the groove (8) is hexagonal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123405897.0U CN217440509U (en) | 2021-12-31 | 2021-12-31 | High-strength anti-drop screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123405897.0U CN217440509U (en) | 2021-12-31 | 2021-12-31 | High-strength anti-drop screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217440509U true CN217440509U (en) | 2022-09-16 |
Family
ID=83210678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123405897.0U Expired - Fee Related CN217440509U (en) | 2021-12-31 | 2021-12-31 | High-strength anti-drop screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217440509U (en) |
-
2021
- 2021-12-31 CN CN202123405897.0U patent/CN217440509U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220916 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |