CN216343286U - Screw capable of adjusting thickness - Google Patents
Screw capable of adjusting thickness Download PDFInfo
- Publication number
- CN216343286U CN216343286U CN202220663118.2U CN202220663118U CN216343286U CN 216343286 U CN216343286 U CN 216343286U CN 202220663118 U CN202220663118 U CN 202220663118U CN 216343286 U CN216343286 U CN 216343286U
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- rod body
- screw
- thickness
- outer rod
- rotating block
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Abstract
The utility model relates to the technical field of screws, and discloses a screw with adjustable thickness, which solves the problems that common screws are of an integral structure, the thickness of the screw is not convenient to adjust according to actual requirements, and the screw cannot meet the installation requirements of installation holes with different sizes; the outer wall of the inner rod body is provided with a first thread, the inner part of the outer rod body is provided with a screw hole, and the screw hole is arranged corresponding to the first thread; according to the utility model, the inner rod body and the outer rod body are arranged, and the outer rod body is connected with the surface of the inner rod body in a threaded manner, so that the outer rod body can be added according to actual needs, the purpose of changing the thickness of a screw is achieved, the screw is convenient to adapt to the installation requirements of different installation holes, and the operation is convenient.
Description
Technical Field
The utility model belongs to the technical field of screws, and particularly relates to a screw with adjustable thickness.
Background
The screw is a tool for fastening the parts of the object step by utilizing the physics and mathematical principles of the inclined circular rotation and friction of the object. Screws are a common term for fasteners, a common spoken word. The screw is indispensable industry requisite in daily life: extremely small screws used for cameras, glasses, clocks, electronics, and the like; general screws for televisions, electric appliances, musical instruments, furniture, and the like; large screws and nuts are used for engineering, buildings and bridges; transportation equipment, airplanes, electric cars, automobiles, and the like are used with screws of different sizes. 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.
General screw is overall structure, is not convenient for adjust the thickness of self according to actual needs, so can not be applicable to the installation demand of the mounting hole of not unidimensional.
SUMMERY OF THE UTILITY MODEL
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the screw with the adjustable thickness, and the problem that the common screws are of an integral structure, the thickness of the screws is not convenient to adjust according to actual requirements, and the screws cannot meet the installation requirements of installation holes with different sizes is effectively solved.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a screw that can adjust thickness, includes changes the piece, change the piece and interior rod connection, threaded connection has the outer body of rod on the interior body of rod, and the second screw thread has been seted up to the outer wall of the outer body of rod.
Preferably, the outer wall of the inner rod body is provided with a first thread, the inner part of the outer rod body is provided with a screw hole, and the screw hole is arranged corresponding to the first thread.
Preferably, the inner rod body is sleeved with a friction ring, the top end of the outer rod body is connected with reeds at equal intervals, and the inclination direction of each reed corresponds to the spiral direction of the second thread.
Preferably, the friction ring is made of rubber, and the spring leaf is made of stainless steel.
Preferably, the top of the rotating block is equidistantly provided with through holes, the top of the outer rod body is equidistantly provided with positioning holes, and the positioning holes are connected with the through holes through pin shafts.
Preferably, the overall shape of the rotating block is a regular polygon structure, and the diameter of an inscribed circle of the rotating block is larger than that of the outer rod body.
Compared with the prior art, the utility model has the beneficial effects that:
1) during work, the inner rod body and the outer rod body are arranged, and the outer rod body is connected with the surface of the inner rod body in a threaded manner, so that the outer rod body can be added according to actual needs, the purpose of changing the thickness of a screw is achieved, the screw is convenient to adapt to the installation requirements of different installation holes, and the operation is convenient;
2) during operation, the friction ring is arranged, so that certain elastic extrusion force can be generated when the outer rod body is installed, the stability of the outer rod body during installation is improved, the outer rod body can be conveniently screwed into an installation surface by matching with the inclination of the reed, and when the outer rod body shakes, the barb structure is formed by matching the set reed and the friction ring, so that the phenomenon of looseness of the outer rod body is avoided;
3) the outer rod body is connected with the rotating block through the pin shaft in work, so that the connection strength of the outer rod body and the inner rod body is guaranteed, the mutual rotation phenomenon is avoided, and the overall stability of the outer rod body and the inner rod body is further improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is one of the schematic views of the explosive structure of the present invention;
FIG. 3 is a second schematic diagram of the explosion structure of the present invention;
in the figure: 1. rotating the block; 101. a through hole; 2. an inner rod body; 201. a first thread; 3. an outer rod body; 301. a screw hole; 302. a second thread; 303. a reed; 4. a friction ring; 5. positioning holes; 6. and (7) a pin shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the first embodiment, as shown in fig. 1, 2 and 3, the present invention includes a rotating block 1, the rotating block 1 is connected to an inner rod 2, the inner rod 2 is connected to an outer rod 3 through a thread, and a second thread 302 is formed on an outer wall of the outer rod 3; a first thread 201 is formed on the outer wall of the inner rod body 2, a screw hole 301 is formed in the outer rod body 3, and the screw hole 301 is arranged corresponding to the first thread 201;
through the surface threaded connection outer rod body 3 of the body of rod 2 including setting up to can increase outer rod body 3 according to the needs of reality, reach the purpose that changes the screw thickness, it is comparatively convenient to operate.
In the second embodiment, on the basis of the first embodiment, the inner rod body 2 is sleeved with the friction ring 4, the top ends of the outer rod bodies 3 are connected with the reeds 303 at equal intervals, and the inclination directions of the reeds 303 are arranged corresponding to the spiral direction of the second thread 302; the friction ring 4 is made of rubber, and the spring plate 303 is made of stainless steel;
through setting up friction ring 4, can produce certain elastic extrusion force when the outer body of rod 3 is installed to stability when improving its installation cooperates the slope of reed 303, and the installation face is twisted to the spiral of the outer body of rod 3 of being convenient for, and when taking place to rock, forms barb structure through the reed 303 that sets up and friction ring 4's cooperation, thereby avoids it to take place not hard up the phenomenon.
In the third embodiment, on the basis of the first embodiment, through holes 101 are formed in the top end of the rotating block 1 at equal intervals, positioning holes 5 are formed in the top end of the outer rod body 3 at equal intervals, and the positioning holes 5 are connected with the through holes 101 through pin shafts 6; the overall shape of the rotating block 1 is a regular polygon structure, and the diameter of an inscribed circle of the rotating block 1 is larger than that of the outer rod body 3;
can link together outer body of rod 3 and commentaries on classics piece 1 through round pin axle 6 when needing to guarantee the joint strength of outer body of rod 3 and interior body of rod 2, avoid taking place rotation phenomenon each other, further improve its overall stability.
The working principle is as follows: when the screw is in work, the outer rod body 3 is connected with the surface of the inner rod body 2 through threads, so that the outer rod body 3 can be added according to actual needs, the purpose of changing the thickness of the screw is achieved, and the operation is convenient;
by arranging the friction ring 4, when the outer rod body 3 is installed, the friction ring 4 can be connected with the rotating block 1 to generate a certain elastic extrusion force, so that the stability of the outer rod body is improved when the outer rod body is installed, the outer rod body 3 can be conveniently screwed into an installation surface by matching with the inclination of the reed 303, and when the outer rod body shakes, a barb structure is formed by matching the set reed 303 with the friction ring 4, so that the looseness of the outer rod body is avoided;
can link together outer body of rod 3 and commentaries on classics piece 1 through round pin axle 6 when needing to guarantee the joint strength of outer body of rod 3 and interior body of rod 2, avoid taking place rotation phenomenon each other, further improve its overall stability.
Claims (5)
1. A screw capable of adjusting thickness comprises a rotating block (1), and is characterized in that: the rotating block (1) is connected with the inner rod body (2), the inner rod body (2) is in threaded connection with the outer rod body (3), and the outer wall of the outer rod body (3) is provided with a second thread (302);
the inner rod body (2) is sleeved with a friction ring (4), the top end of the outer rod body (3) is connected with reeds (303) at equal intervals, and the inclined direction of each reed (303) corresponds to the spiral direction of the second thread (302).
2. A thickness-adjustable screw as set forth in claim 1, wherein: the outer wall of the inner rod body (2) is provided with first threads (201), a screw hole (301) is formed in the outer rod body (3), and the screw hole (301) corresponds to the first threads (201).
3. A thickness-adjustable screw as set forth in claim 1, wherein: the friction ring (4) is made of rubber materials, and the spring plate (303) is made of stainless steel materials.
4. A thickness-adjustable screw as set forth in claim 1, wherein: through-hole (101) have been seted up to the top equidistance of commentaries on classics piece (1), locating hole (5) have been seted up to the top equidistance of outer body of rod (3), are connected through round pin axle (6) between locating hole (5) and through-hole (101).
5. A thickness-adjustable screw as set forth in claim 1, wherein: the overall shape of the rotating block (1) is a regular polygon structure, and the diameter of an inscribed circle of the rotating block (1) is larger than that of the outer rod body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220663118.2U CN216343286U (en) | 2022-03-25 | 2022-03-25 | Screw capable of adjusting thickness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220663118.2U CN216343286U (en) | 2022-03-25 | 2022-03-25 | Screw capable of adjusting thickness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216343286U true CN216343286U (en) | 2022-04-19 |
Family
ID=81167075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220663118.2U Active CN216343286U (en) | 2022-03-25 | 2022-03-25 | Screw capable of adjusting thickness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216343286U (en) |
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2022
- 2022-03-25 CN CN202220663118.2U patent/CN216343286U/en active Active
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