CN213628405U - Detachable double-head screw - Google Patents
Detachable double-head screw Download PDFInfo
- Publication number
- CN213628405U CN213628405U CN202022141098.6U CN202022141098U CN213628405U CN 213628405 U CN213628405 U CN 213628405U CN 202022141098 U CN202022141098 U CN 202022141098U CN 213628405 U CN213628405 U CN 213628405U
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- China
- Prior art keywords
- screw
- double
- stud
- nut
- screw bolt
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- Expired - Fee Related
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- 239000000463 material Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a detachable stud, including linking up the nut, linking up double-screw bolt and outer double-screw bolt, the equal fixed mounting in both ends has connecting portion about linking up the nut, links up nut middle part surface cover and is equipped with the antiskid cover, and two connecting portions are kept away from and are linked up the equal fixed mounting of nut one end and have a linking double-screw bolt, links up the double-screw bolt surface and are equipped with circumscribed screw thread, links up double-screw bolt top fixed mounting and have the bradyseism post, links up nut, connecting portion, links up double-screw bolt and bradyseism post: this kind of structural design's detachable double-end screw has better structural performance when in-service use, can conveniently carry out the installation and the dismantlement of screw main part, and performance is good, and when using, its body has certain bradyseism effect, improves the structure steadiness.
Description
Technical Field
The utility model relates to a screw technical field specifically is a detachable double-end screw.
Background
A screw is a common fastener widely used in machinery, electrical equipment and buildings, and is generally made of metal or plastic, and is cylindrical, grooves with concave and convex surfaces are called as threads, and due to different measurement units, representation methods of various threads are different, for example, a metric thread is represented by M16-2X60, which specifically means that the nominal diameter of the screw is 16MM, the pitch is 2MM, and the length is 60MM, and further: 1/4-20X 3/4 shows imperial threads, which means that the nominal diameter of the screw is 1/4 inches (one inch is 25.4MM), and the existing screws include double-headed screws, but the existing screws have certain disadvantages in use, and the daily disassembly of the double-headed screws is troublesome due to the double-headed connection property of the double-headed screws, so that certain inconvenience is brought to workers.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a detachable double-end screw to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a detachable stud, is including linking up the nut, linking up double-screw bolt and outer double-screw bolt, the equal fixed mounting in both ends has connecting portion about linking up the nut, it is equipped with anti-skidding cover, two to link up nut middle part surface cover the equal fixed mounting in linking up nut one end is kept away from to connecting portion has a linking up the double-screw bolt, it is equipped with circumscribed screw thread to link up the double-screw bolt surface, it has the bradyseism post to link up double-screw bolt top fixed mounting, link up nut, connecting portion, link up double-screw.
Preferably, outer studs are arranged above and below the connecting nuts, threaded cavities are arranged in the outer studs, inner cutting threads matched with the outer cutting threads are arranged on the inner walls of the threaded cavities, and the outer studs are in threaded connection with the connecting studs through the inner cutting threads.
Preferably, the top end of the threaded cavity is located inside the outer threaded column and is provided with a cushioning cavity, a cushioning spring is fixedly mounted on the inner wall of the top end of the cushioning cavity, and the bottom end of the cushioning spring is in contact with the outer wall of the top end of the cushioning column.
Preferably, the top end of the outer screw column is designed to be a conical structure, and the outer surface of the outer screw column is provided with screw threads.
Preferably, the connecting screw cap, the connecting stud and the outer screw column are all made of stainless steel materials.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through being provided with connecting portion in linking up the nut top, connecting portion are connected with the linking double-screw bolt simultaneously, when needs carry out fixed connection, can insert the screw thread intracavity with linking the double-screw bolt, because the screw thread intracavity is provided with interior screw thread, and it is provided with circumscribed screw thread to link up the double-screw bolt, thereby can be with linking double-screw bolt threaded connection in the screw thread intracavity, thereby accomplish fixed connection work, this kind of structural design, when the in-service use, can conveniently carry out fixed connection between the outer screw post with stud and the linking nut, the convenience is dismantled simultaneously, performance is good.
2. Through being provided with the bradyseism post linking the double-screw bolt top, after the screw thread is arranged in completely to linking the double-screw bolt, the bradyseism post can insert the bradyseism intracavity, and bradyseism post top can compress the bradyseism spring simultaneously, and in-service use, through the bradyseism spring that sets up can be when the work piece vibrations, plays certain bradyseism effect to this stud to alleviate vibrations, prevent that the screw from becoming flexible, performance is good, to sum up, this kind of structural design's detachable stud has better structural performance when in-service use, can conveniently carry out the installation and the dismantlement of screw main part, and performance is good, and when using, its body has certain bradyseism effect, improves the structural stability.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the split structure of the present invention;
fig. 3 is a schematic view of the external bolt of the present invention.
In the figure: 1. connecting the screw caps; 2. an anti-slip sleeve; 3. a connecting portion; 4. connecting the studs; 5. externally cutting threads; 6. a cushioning column; 7. an outer stud; 8. a threaded cavity; 9. internally cutting threads; 10. a cushioning cavity; 11. a cushioning spring; 12. and (5) stud threads.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a detachable stud, including linking up nut 1, link up double-screw bolt 4 and outer screw post 7, link up the equal fixed mounting in both ends about nut 1 and have connecting portion 3, link up 1 middle part surface cover of nut and be equipped with antiskid cover 2, two connecting portion 3 keep away from and link up 1 one end of nut equal fixed mounting and have linking double-screw bolt 4, link up double-screw bolt 4 surface and be equipped with circumscribed screw thread 5, link up 4 top fixed mounting of double-screw bolt have bradyseism post 6, link up nut 1, connecting portion 3, link up double-screw bolt 4 and bradyseism post 6 formula structural design as.
In this embodiment, the upper and lower sides of the engaging nut 1 are both provided with an outer stud 7, a threaded cavity 8 is arranged inside the outer stud 7, the inner wall of the threaded cavity 8 is provided with an inner cutting thread 9 matched with the outer cutting thread 5, and the outer stud 7 is in threaded connection with the engaging stud 4 through the inner cutting thread 9.
In this embodiment, 8 tops in threaded cavity and being located the inside bradyseism chamber 10 that is equipped with of outer double-screw bolt 7, fixed mounting has bradyseism spring 11 on the 10 top inner walls in bradyseism chamber, and bradyseism spring 11 bottom touches 6 top outer walls of bradyseism post to play certain bradyseism effect to this stud, thereby alleviate vibrations, prevent that the screw from becoming flexible, performance is good.
In this embodiment, the top end of the outer screw post 7 is designed to be a tapered structure, the outer surface of the outer screw post 7 is provided with stud threads 12, and the engagement nut 1, the engagement stud 4 and the outer stud 7 are all made of stainless steel materials, so that the screw has high structural strength and good usability.
When in use, the stud can be normally used by a person skilled in the art through a conventional method, the connecting part 3 is arranged above the connecting nut 1, the connecting stud 4 is connected with the connecting stud 3, when the connecting stud 4 and the outer stud 7 are required to be fixedly connected, the connecting stud 4 can be inserted into the threaded cavity 8 of the outer stud 7, because the inner cutting thread 9 is arranged in the threaded cavity 8, and the outer cutting thread 5 is arranged on the connecting stud 4, the connecting stud 4 can be connected in the threaded cavity 8 in a threaded manner, so that the fixed connection work is completed, the structural design is convenient to fixedly connect the outer stud 7 of the stud and the connecting nut 1 when in actual use, and is convenient to disassemble, the using performance is good, and through the shock absorption column 6 arranged at the top end of the stud 4, when the connecting stud 4 is completely arranged in the threaded cavity 8, bradyseism post 6 can insert in bradyseism chamber 10, and 6 tops of bradyseism post can compress bradyseism spring 11 simultaneously, and in the in-service use, can play certain bradyseism effect to this stud when the work piece shakes through bradyseism spring 11 that sets up to alleviate vibrations, prevent that the screw is not hard up, performance is good, to sum up, this kind of structural design's detachable stud has better structural performance when in-service use, can conveniently carry out the installation and the dismantlement of screw main part, and performance is good, and when using, its body has certain bradyseism effect, improves the structural stability.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second", "third", "fourth" 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 indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
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 (5)
1. The utility model provides a detachable stud, its characterized in that, includes linking up nut (1), links up double-screw bolt (4) and outer double-screw bolt (7), the equal fixed mounting in both ends has connecting portion (3) about linking up nut (1), it is equipped with antiskid cover (2), two to link up nut (1) middle part surface cover the equal fixed mounting in linking up nut (1) one end is kept away from in connecting portion (3) has linking up double-screw bolt (4), it is equipped with circumscribed screw thread (5) to link up double-screw bolt (4) surface, it has bradyseism post (6) to link up double-screw bolt (4) top fixed mounting, link up nut (1), connecting portion (3), link up double-screw bolt (4) and bradyseism post (6).
2. The removable stud screw of claim 1, wherein: outer studs (7) are arranged above and below the connecting nut (1), thread cavities (8) are arranged inside the outer studs (7), internal threads (9) matched with the external threads (5) are arranged on the inner walls of the thread cavities (8), and the outer studs (7) are in threaded connection with the connecting studs (4) through the internal threads (9).
3. The removable stud screw of claim 2, wherein: the utility model discloses a damping device, including screw thread chamber (8), screw bolt (7), bradyseism chamber (10), fixed mounting has bradyseism spring (11) on bradyseism chamber (10) top inner wall, bradyseism spring (11) bottom touches bradyseism post (6) top outer wall.
4. The removable stud screw of claim 2, wherein: the top end of the outer stud (7) is designed to be a conical structure, and stud threads (12) are arranged on the outer surface of the outer stud (7).
5. The removable stud screw of claim 1, wherein: the connecting screw cap (1), the connecting stud (4) and the outer stud (7) are all made of stainless steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022141098.6U CN213628405U (en) | 2020-09-26 | 2020-09-26 | Detachable double-head screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022141098.6U CN213628405U (en) | 2020-09-26 | 2020-09-26 | Detachable double-head screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213628405U true CN213628405U (en) | 2021-07-06 |
Family
ID=76655961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022141098.6U Expired - Fee Related CN213628405U (en) | 2020-09-26 | 2020-09-26 | Detachable double-head screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213628405U (en) |
-
2020
- 2020-09-26 CN CN202022141098.6U patent/CN213628405U/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: 20210706 |