CN219691955U - Locking screw for locking synthetic frame - Google Patents
Locking screw for locking synthetic frame Download PDFInfo
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- CN219691955U CN219691955U CN202320334630.7U CN202320334630U CN219691955U CN 219691955 U CN219691955 U CN 219691955U CN 202320334630 U CN202320334630 U CN 202320334630U CN 219691955 U CN219691955 U CN 219691955U
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- nut
- locking
- screw
- stud
- solid rod
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- 239000002131 composite material Substances 0.000 claims abstract description 8
- 239000007787 solid Substances 0.000 claims description 49
- 125000006850 spacer group Chemical group 0.000 description 7
- 238000003466 welding Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a locking screw for locking a synthetic frame, which belongs to the technical field of screws and comprises a screw body and further comprises: a prevent rotatory subassembly for avoiding first nut on the screw body takes place not hard up, and prevent rotatory subassembly installs on the screw body, the screw body includes: the screw head, first double-screw bolt fixed mounting is on one side of screw head, first nut, first thread groove has been seted up to the inner wall of first nut, and the inner wall threaded connection first double-screw bolt in first thread groove, anti-rotation subassembly includes: the anti-rotation assembly is arranged on the bottom of the first stud, so that the first nut on the screw body is prevented from loosening, the screw is prevented from loosening, and the stability of the composite frame is prevented from being influenced.
Description
Technical Field
The utility model relates to the technical field of screws, in particular to a locking screw for locking a synthetic frame.
Background
The screw is a tool for fastening the parts of the device step by utilizing the physical and mathematical principles of the inclined circular rotation and friction force of the object. The screw mainly connects two workpieces together to fasten.
At present, screws are needed to be used for fastening and connecting two parts in the assembly process of the synthetic frame, but at present, the nut on the screws can be subjected to reverse rotation phenomenon due to the influence of vibration and the like of the synthetic frame, and then the screws can be loosened, if the screws are loosened, the stability of the synthetic frame can be influenced. Therefore, the utility model synthesizes the locking screw for the frame locking.
Disclosure of Invention
The present utility model has been made in view of the above-mentioned problems and/or problems occurring in the conventional locking screws for locking synthetic frames.
Accordingly, an object of the present utility model is to provide a locking screw for locking a composite rack, which can solve the above-mentioned problems.
In order to solve the technical problems, according to one aspect of the present utility model, the following technical solutions are provided:
the locking screw for locking the synthetic frame comprises a screw body and further comprises:
a prevent rotatory subassembly for avoiding first nut on the screw body takes place not hard up, and prevent rotatory subassembly installs on the screw body.
As a preferable embodiment of the locking screw for locking a synthetic frame according to the present utility model, wherein: the screw body includes:
a screw head;
the first stud is fixedly arranged on one side of the screw head;
the inner wall of the first nut is provided with a first thread groove, and the inner wall of the first thread groove is in threaded connection with the first stud.
As a preferable embodiment of the locking screw for locking a synthetic frame according to the present utility model, wherein: the anti-rotation assembly includes:
the second stud is fixedly arranged on the bottom of the first stud;
the inner wall of the second nut is provided with a second thread groove, and the inner wall of the second thread groove is in threaded connection with a second stud;
and the first nut is connected with the second nut through the limiting assembly.
As a preferable embodiment of the locking screw for locking a synthetic frame according to the present utility model, wherein: the diameter of the first stud is larger than that of the second stud, and the direction of threads on the first stud is opposite to that of threads on the second stud.
As a preferable embodiment of the locking screw for locking a synthetic frame according to the present utility model, wherein: the limiting component is as follows:
the two ends of the top of the second nut are fixedly provided with the first hollow pipe;
a first solid rod positioned within the interior cavity of the first hollow tube;
and the inner walls of two sides of the bottom end of the first nut are provided with third thread grooves, and one end of the first solid rod is in threaded connection with the third thread grooves.
As a preferable embodiment of the locking screw for locking a synthetic frame according to the present utility model, wherein: the limiting assembly is also:
the inner wall of the top end of the first hollow pipe is fixedly provided with a first baffle;
the inner wall of the first baffle is provided with a first through hole, and the inner wall of the first through hole is connected with a first solid rod in a sliding manner;
the first piston is connected in the first hollow pipe in a sliding mode, and the first piston is fixedly installed at the other end of the first solid rod.
As a preferable embodiment of the locking screw for locking a synthetic frame according to the present utility model, wherein: the limiting component is as follows:
the two ends of the top of the second nut are fixedly provided with second hollow pipes;
a second solid rod positioned within the interior cavity of the second hollow tube;
the locating holes are formed in the inner walls of the two sides of the bottom end of the first nut, and one end of the second solid rod is inserted into the locating holes.
As a preferable embodiment of the locking screw for locking a synthetic frame according to the present utility model, wherein: the limiting assembly is also:
the inner walls of the two ends of the second hollow pipe are fixedly provided with second baffles;
the inner wall of the second baffle plate at the top is provided with a second through hole, and the inner wall of the second through hole is connected with a second solid rod in a sliding manner;
the second piston is connected in the second hollow pipe in a sliding way, and the second piston is fixedly arranged at the other end of the second solid rod;
and the spring is fixedly arranged between the second piston and the bottom second baffle.
Compared with the prior art:
through setting up anti-rotation subassembly, have and avoid the first nut on the screw body to take place not hard up effect, first nut through avoiding on the screw body takes place not hard up, have and avoid the screw to take place not hard up phenomenon, and then can avoid influencing the stability of synthetic frame.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic front view of embodiment 1 of the present utility model;
FIG. 3 is a schematic structural diagram of embodiment 1 of the present utility model;
FIG. 4 is a bottom view of the first nut of the present utility model;
FIG. 5 is a schematic view showing a sectional structure of embodiment 1 of the present utility model;
FIG. 6 is a schematic front view of embodiment 2 of the present utility model;
FIG. 7 is a schematic diagram of the structure of embodiment 2 of the present utility model;
fig. 8 is a schematic view showing a cut-away structure of embodiment 2 of the present utility model.
In the figure: screw body 10, screw head 11, first stud 12, first nut 13, first thread groove 14, anti-rotation assembly 20, second stud 21, second nut 22, second thread groove 23, spacing assembly 30, first hollow tube 31, first solid bar 32, first baffle 33, first through hole 34, first piston 35, third thread groove 36, second hollow tube 37, second baffle 371, second through hole 372, spring 373, second solid bar 38, second piston 381, positioning hole 39.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.
Example 1:
the utility model provides a locking screw for locking a synthetic frame, referring to fig. 1-5, comprising a screw body 10;
the screw body 10 includes: a screw head 11, a first stud 12, a first nut 13, a first thread groove 14;
the first stud 12 is fixedly installed on one side of the screw head 11, the first stud 12 and the screw head 11 are preferably connected in a welding mode, a first thread groove 14 is formed in the inner wall of the first nut 13, the inner wall of the first thread groove 14 is in threaded connection with the first stud 12, and the diameter of the first thread groove 14 is the same as that of the first stud 12.
Further comprises: an anti-rotation component 20 for preventing the first nut 13 on the screw body 10 from loosening, and the anti-rotation component 20 is mounted on the screw body 10.
The anti-rotation assembly 20 includes: a second stud 21, a second nut 22, a second thread groove 23 and a limiting component 30;
the second stud 21 is fixedly arranged on the bottom of the first stud 12, the second stud 21 and the first stud 12 are connected in a welding mode preferentially, a second thread groove 23 is formed in the inner wall of the second nut 22, the inner wall of the second thread groove 23 is connected with the second stud 21 in a thread mode, the diameter of the second thread groove 23 is the same as that of the second stud 21, the first nut 13 and the second nut 22 are connected through a limiting component 30, the diameter of the first stud 12 is larger than that of the second stud 21, the diameter of the first stud 12 is set to be larger than that of the second stud 21, the second nut 22 and the first stud 12 can not be connected, the thread direction on the first stud 12 and the thread direction on the second stud 21 are set to be opposite, and the second nut 22 is in a tightening state when the first nut 13 reversely rotates through setting the thread on the first stud 12 and the thread direction on the second stud 21, so that the first nut 13 is prevented from loosening.
The limiting assembly 30 is: a first hollow tube 31, a first solid rod 32, a first baffle 33, a first through hole 34, a first piston 35, a third screw groove 36;
the first hollow pipe 31 is fixedly arranged at the two ends of the top of the second nut 22, the second nut 22 and the first hollow pipe 31 are preferentially connected in a welding mode, the first solid rod 32 is positioned in the inner cavity of the first hollow pipe 31, the inner walls of the two sides of the bottom end of the first nut 13 are respectively provided with a third threaded groove 36, one end of the first solid rod 32 is in threaded connection with the third threaded groove 36, the first solid rod 32 and the third threaded groove 36 are connected and provided with a first baffle 33 which is fixedly arranged on the inner wall of the top end of the first hollow pipe 31, a first through hole 34 is formed in the inner wall of the first baffle 33, the inner wall of the first through hole 34 is in sliding connection with the first solid rod 32, the diameter of the first solid rod 32 is the same as that of the first through hole 34, the first piston 35 is in sliding connection with the first hollow pipe 31, the first piston 35 has the function of improving the moving stability of the first solid rod 32, and the other end of the first solid rod 32 is preferentially welded with the first solid rod 35 in a welding mode;
working principle: the first stud 12 is threaded through the two sets of components in the composite frame, at this time, the first nut 13 is screwed onto the first stud 12 until the first nut 13 contacts with one set of components, after that, the second nut 22 is screwed onto the second stud 21 until the second nut 22 contacts with the end face of the first stud 12, when the second nut 22 contacts with the end face of the first stud 12, the first solid rod 32 is aligned with the third threaded groove 36, if not, a spacer can be added between the first nut 13 and the components, so that the first solid rod 32 is aligned with the third threaded groove 36 by adjusting the thickness of the spacer, and the spacer is added between the first nut 13 and the components, which is in the prior art, therefore, too much description is not made in this structure, when the first solid rod 32 is aligned with the third threaded groove 36, one end of the first solid rod 32 is screwed into the third threaded groove 36, so as to avoid loosening of the first nut 13.
Example 2:
the present utility model provides a locking screw for locking a synthetic frame, referring to fig. 6 to 8, a limiting assembly 30 is: a second hollow tube 37, a second shutter 371, a second through hole 372, a spring 373, a second solid rod 38, a second piston 381, and a positioning hole 39;
the second hollow tube 37 is fixedly installed at the two ends of the top of the second nut 22, the second nut 22 and the second hollow tube 37 are connected in a welding mode preferentially, the second solid rod 38 is located in the inner cavity of the second hollow tube 37, positioning holes 39 are formed in the inner walls of the two sides of the bottom end of the first nut 13, one end of the second solid rod 38 is inserted into the positioning holes 39, the second solid rod 38 is connected with the positioning holes 39 and can realize transmission of rotation of the first nut 13 or the second nut 22, the second baffle 371 is fixedly installed on the inner walls of the two ends of the second hollow tube 37, a second through hole 372 is formed in the inner wall of the top of the second baffle 371, the inner wall of the second through hole 372 is connected with the second solid rod 38 in a sliding mode, the diameter of the second solid rod 38 is the same as the diameter of the second through hole 372, the second piston 381 is connected in the second hollow tube 37 in a sliding mode, the diameter of the second piston 381 is the same as the inner cavity diameter of the second hollow tube 37, the other end of the second solid rod 38 can improve the moving stability of the second solid rod 38, the second solid rod 38 is fixedly installed between the second piston 381 and the second piston 371 in a welding mode preferentially, and the second piston 381 is fixedly installed on the bottom of the second baffle 371;
working principle: the first stud 12 is passed through two sets of components in the composite frame, at this time, the first nut 13 is screwed onto the first stud 12 until the first nut 13 contacts with one set of components, after that, the second nut 22 is screwed onto the second stud 21 until the second nut 22 contacts with the end face of the first stud 12, in this process, the second solid rod 38 is located in the second hollow tube 37, at this time, the spring 373 will deform, when the second nut 22 contacts with the end face of the first stud 12, the second solid rod 38 aligns with the positioning hole 39, if not, a spacer can be added between the first nut 13 and the components, so that the spacer is added between the first nut 13 and the components by adjusting the thickness of the spacer to align the second solid rod 38 with the positioning hole 39, so that the spacer is not excessively detailed in the present structure, when the second solid rod 38 aligns with the positioning hole 39, the spring 373 is removed, so that the second solid rod 38 is inserted into the first solid rod 38 under the action of the spring 373, and the loosening phenomenon of the second solid rod 38 is avoided.
Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (8)
1. The locking screw for locking the synthetic frame comprises a screw body (10), and is characterized by further comprising:
an anti-rotation component (20) for preventing the first nut (13) on the screw body (10) from loosening, and the anti-rotation component (20) is mounted on the screw body (10).
2. The locking screw for composite rack locking according to claim 1, wherein the screw body (10) comprises:
a screw head (11);
a first stud (12), the first stud (12) being fixedly mounted on one side of the screw head (11);
the first nut (13), the inner wall of first nut (13) has seted up first thread groove (14), and the inner wall threaded connection first double-screw bolt (12) of first thread groove (14).
3. The locking screw for composite rack locking according to claim 2, wherein said anti-rotation assembly (20) comprises:
a second stud (21), the second stud (21) being fixedly mounted on the bottom of the first stud (12);
the inner wall of the second nut (22) is provided with a second thread groove (23), and the inner wall of the second thread groove (23) is in threaded connection with the second stud (21);
and the first nut (13) is connected with the second nut (22) through the limiting assembly (30).
4. A locking screw for locking a synthetic bracket according to claim 3, characterized in that the diameter of the first stud (12) is larger than the diameter of the second stud (21), the threads on the first stud (12) being arranged in the opposite direction to the threads on the second stud (21).
5. A locking screw for locking a synthetic cage according to claim 3, characterized in that the limit assembly (30) is:
the two ends of the top of the second nut (22) are fixedly provided with the first hollow pipe (31);
a first solid rod (32), the first solid rod (32) being located in the inner cavity of the first hollow tube (31);
and the inner walls of the two sides of the bottom end of the first nut (13) are provided with third thread grooves (36), and one end of the first solid rod (32) is in threaded connection with the third thread grooves (36).
6. The locking screw for composite rack locking according to claim 5, wherein said limiting assembly (30) is further:
the first baffle (33) is fixedly arranged on the inner wall of the top end of the first hollow tube (31);
the inner wall of the first baffle (33) is provided with a first through hole (34), and the inner wall of the first through hole (34) is connected with the first solid rod (32) in a sliding manner;
the first piston (35), first piston (35) sliding connection is in first hollow tube (31), and the other end fixed mounting first piston (35) of first solid pole (32).
7. A locking screw for locking a synthetic cage according to claim 3, characterized in that the limit assembly (30) is:
the second hollow pipe (37) is fixedly arranged at the two ends of the top of the second nut (22);
a second solid rod (38), the second solid rod (38) being located in the inner cavity of the second hollow tube (37);
the inner walls of the two sides of the bottom end of the first nut (13) are provided with positioning holes (39), and one end of the second solid rod (38) is inserted into the positioning holes (39).
8. The locking screw for composite rack locking according to claim 7, wherein said limiting assembly (30) is further:
the inner walls of two ends of the second hollow pipe (37) are fixedly provided with the second baffle (371);
the inner wall of the second baffle plate (371) at the top is provided with a second through hole (372), and the inner wall of the second through hole (372) is connected with a second solid rod (38) in a sliding way;
the second piston (381) is slidably connected in the second hollow tube (37), and the second piston (381) is fixedly arranged at the other end of the second solid rod (38);
and a spring (373), wherein the spring (373) is fixedly arranged between the second piston (381) and the bottom second baffle (371).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320334630.7U CN219691955U (en) | 2023-02-27 | 2023-02-27 | Locking screw for locking synthetic frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320334630.7U CN219691955U (en) | 2023-02-27 | 2023-02-27 | Locking screw for locking synthetic frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219691955U true CN219691955U (en) | 2023-09-15 |
Family
ID=87938031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320334630.7U Active CN219691955U (en) | 2023-02-27 | 2023-02-27 | Locking screw for locking synthetic frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219691955U (en) |
-
2023
- 2023-02-27 CN CN202320334630.7U patent/CN219691955U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |