CN115750562B - Non-deformable compression screw and use method thereof - Google Patents
Non-deformable compression screw and use method thereof Download PDFInfo
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- CN115750562B CN115750562B CN202211281489.5A CN202211281489A CN115750562B CN 115750562 B CN115750562 B CN 115750562B CN 202211281489 A CN202211281489 A CN 202211281489A CN 115750562 B CN115750562 B CN 115750562B
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Abstract
The invention discloses a non-deformable compression screw and a use method thereof, wherein the non-deformable compression screw comprises a compression bolt, the top of the compression bolt is fixedly connected with a hexagonal plate, the surface of the hexagonal plate is fixedly connected with a chromium alloy sleeve, the top of the hexagonal plate is fixedly connected with a rubber sleeve through a connecting rod, the bottom of the compression bolt is provided with a circular groove, the bottom of an inner cavity of the circular groove is fixedly connected with a baffle ring, the inside of the baffle ring is slidably connected with a T-shaped rod, and the bottom end of the T-shaped rod is fixedly connected with a disc. According to the invention, the T-shaped rod and the disc are used for injecting the hot melt adhesive into the threaded hole of the plate through the circular groove and the heat insulation film, then the hot melt adhesive is filled in the gap to fix the position of the compression bolt, and finally the chromium alloy sleeve and the rubber sleeve are used for improving the deformation resistance of the hexagonal plate and the compression bolt through the tungsten alloy plate, so that the advantage of difficult deformation is achieved, the plate is difficult to slightly move and cause extrusion deformation to the compression screw, and the service life of the compression screw is prolonged to a certain extent.
Description
Technical Field
The invention relates to the technical field of screws, in particular to a compression screw which is not easy to deform and a use method thereof.
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 compression screw is a common screw, and a certain gap exists between the compression screw and a threaded hole of the plate after the plate is fixed by the conventional compression screw, so that the plate is easy to move slightly and cause extrusion deformation to the compression screw, and the service life of the compression screw is reduced to a certain extent.
Therefore, the compression screw needs to be designed and modified, and the phenomenon that the compression screw is easy to deform is effectively prevented.
Disclosure of Invention
In order to solve the problems in the prior art, the invention aims to provide a compression screw which is not easy to deform and a use method thereof, has the advantage of being not easy to deform, and solves the problem that the existing compression screw is easy to deform due to extrusion.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a non-deformable's hold-down screw and application method, includes the hold-down bolt, the top fixedly connected with hexagonal plate of hold-down bolt, the surface fixedly connected with chromium alloy cover of hexagonal plate, the top of hexagonal plate is through connecting rod fixedly connected with rubber sleeve, the circular slot has been seted up to the bottom of hold-down bolt, the bottom fixedly connected with of circular slot inner chamber keeps off the ring, the inside sliding connection of keeping off the ring has T shape pole, the bottom fixedly connected with disc of T shape pole, the top of circular slot inner chamber is filled with the hot melt adhesive;
the two sides of the compression bolt are fixedly inlaid with tungsten alloy plates, round holes communicated with the round grooves are formed in the surfaces of the tungsten alloy plates, and heat insulation films are vertically and fixedly connected to the inner parts of the round holes.
As preferable in the invention, the top of the T-shaped rod is fixedly connected with a rubber pad, the inside of the round groove is fixedly connected with a galvanized coating, and the surface of the rubber pad is contacted with the inner wall of the galvanized coating.
As the preferable mode of the invention, the top of the rubber sleeve is fixedly connected with a nanometer hydrophobic coating, and chamfers are arranged at the bottoms of the compression bolt and the disc.
As preferable, the inside of the round hole is vertically and fixedly connected with a positioning rod, and the positioning rod is positioned at the inner side of the heat insulation film.
Preferably, the surface of the hexagonal plate is in sliding sleeve joint with a gasket, and the inner wall of the gasket is in contact with the surface of the compression bolt.
As the preferable mode of the invention, pull rings are fixedly connected to the bottoms of the two sides of the rubber sleeve, and the thickness of the heat insulation film is one point and five millimeters.
As the preferable mode of the invention, the top of the inner wall of the circular groove is fixedly connected with a spring plate, and the bottom of the spring plate is contacted with the top of the T-shaped rod.
As the preferable mode of the invention, the filter screen is vertically and fixedly connected in the round hole, and the filter screen is positioned on the outer side of the heat insulation film.
As the preferable mode of the invention, the top of the hexagonal plate is fixedly connected with an arc-shaped sleeve, and the top of the arc-shaped sleeve is fixedly connected in the rubber sleeve.
Preferably, the method comprises the following steps:
s1: firstly splicing plates at two sides of the periphery, then installing a compression bolt in a threaded hole of the plates through a spanner, enabling the compression bolt to move downwards through the cooperation of threads and the threads, enabling the compression bolt to drive a T-shaped rod and a disc to move downwards, and executing S2 when the bottom of the disc is contacted with the bottom of the inner wall of the threaded hole;
s2: the hold-down bolt continuously moves downwards, T shape pole can extrude the hot melt adhesive through the support of disc this moment, make the hot melt adhesive break through the thermal-insulated membrane and pour into the inside of screw hole through the round hole, and fill in screw hole and hold-down bolt, then can carry out fixed in position to hold-down bolt after the hot melt is gelled admittedly, prevent to have the gap between hold-down bolt and the screw hole, lead to the hold-down bolt to receive the removal extrusion of panel easily and produce deformation, improve hold-down bolt's fixed effect, the tungsten alloy board can improve hold-down bolt's resistance to compression and deformation resistance ability simultaneously, chromium alloy cover and rubber sleeve can protect the surface of hexagonal board, prevent that the foreign object from colliding with chromium alloy cover easily and appearing wearing and tearing phenomenon.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the T-shaped rod and the disc are used for injecting the hot melt adhesive into the threaded hole of the plate through the circular groove and the heat insulation film, then the hot melt adhesive is filled in the gap to fix the position of the compression bolt, and finally the chromium alloy sleeve and the rubber sleeve are used for improving the deformation resistance of the hexagonal plate and the compression bolt through the tungsten alloy plate, so that the advantage of difficult deformation is achieved, the plate is difficult to slightly move and cause extrusion deformation to the compression screw, and the service life of the compression screw is prolonged to a certain extent.
2. According to the invention, the rubber pad is arranged, so that the gap between the T-shaped rod and the circular groove can be reduced, and the sealing effect of the T-shaped rod on the circular groove is improved.
3. According to the invention, the surface of the rubber sleeve can be subjected to hydrophobic treatment by arranging the nano hydrophobic coating, so that the phenomenon that water is easy to stay on the surface of the rubber sleeve is avoided.
4. According to the invention, the locating rod is arranged, so that the round hole can be supported, and the compressive strength of the tungsten alloy plate is improved.
5. According to the invention, the bottom of the hexagonal plate can be protected by arranging the gasket, and meanwhile, the stability of the hexagonal plate after being installed can be improved.
6. According to the invention, the pull ring is arranged, so that a user can conveniently pull the rubber sleeve, and the phenomenon that the user cannot effectively pull the rubber sleeve is avoided.
7. According to the invention, the elastic sheet is arranged, so that the T-shaped rod can be pushed, and the stability of the T-shaped rod is improved.
8. According to the invention, the filter screen is arranged, so that the heat insulation film can be protected, and the phenomenon that foreign objects are easy to damage the heat insulation film in the transportation process of the compression bolt is avoided.
9. According to the invention, the arc-shaped sleeve is arranged, so that the connection area between the hexagonal plate and the rubber sleeve can be increased, and the connection strength of the hexagonal plate and the rubber sleeve is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged block diagram of the portion A of FIG. 1 according to the present invention;
FIG. 3 is an enlarged block diagram of the portion B of FIG. 1 according to the present invention;
FIG. 4 is a schematic top view of a hexagonal plate of the structure of the present invention;
FIG. 5 is a schematic perspective view of a T-bar of the present invention;
fig. 6 is a schematic perspective view of a compression bolt of the present invention.
In the figure: 1. a compression bolt; 2. a hexagonal plate; 3. a chromium alloy sleeve; 4. a rubber sleeve; 5. a circular groove; 6. a baffle ring; 7. a T-bar; 8. a disc; 9. a hot melt adhesive; 10. a tungsten alloy plate; 11. a round hole; 12. a heat insulating film; 13. a rubber pad; 14. a zinc coating; 15. a nano hydrophobic coating; 16. a positioning rod; 17. a gasket; 18. a pull ring; 19. a spring plate; 20. a filter screen; 21. an arc-shaped sleeve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 6, the invention provides a non-deformable compression screw and a use method thereof, comprising a compression bolt 1, wherein the top of the compression bolt 1 is fixedly connected with a hexagonal plate 2, the surface of the hexagonal plate 2 is fixedly connected with a chromium alloy sleeve 3, the top of the hexagonal plate 2 is fixedly connected with a rubber sleeve 4 through a connecting rod, the bottom of the compression bolt 1 is provided with a circular groove 5, the bottom of the inner cavity of the circular groove 5 is fixedly connected with a baffle ring 6, the inside of the baffle ring 6 is slidably connected with a T-shaped rod 7, the bottom of the T-shaped rod 7 is fixedly connected with a disc 8, and the top of the inner cavity of the circular groove 5 is filled with hot melt adhesive 9;
the two sides of the compression bolt 1 are fixedly embedded with tungsten alloy plates 10, round holes 11 communicated with the round grooves 5 are formed in the surfaces of the tungsten alloy plates 10, and heat insulation films 12 are vertically and fixedly connected inside the round holes 11.
Referring to fig. 3, a rubber pad 13 is fixedly connected to the top of the t-shaped rod 7, a zinc coating 14 is fixedly connected to the inside of the circular groove 5, and the surface of the rubber pad 13 is in contact with the inner wall of the zinc coating 14.
As a technical optimization scheme of the invention, by arranging the rubber pad 13, the gap between the T-shaped rod 7 and the circular groove 5 can be reduced, and the sealing effect of the T-shaped rod 7 on the circular groove 5 is improved.
Referring to fig. 1, the top of the rubber sleeve 4 is fixedly connected with a nano hydrophobic coating 15, and the bottoms of the compression bolt 1 and the disc 8 are provided with chamfers.
As a technical optimization scheme of the invention, the surface of the rubber sleeve 4 can be subjected to hydrophobic treatment by arranging the nano hydrophobic coating 15, so that the phenomenon that water is easy to stay on the surface of the rubber sleeve 4 is avoided.
Referring to fig. 2, a positioning rod 16 is fixedly connected vertically to the inside of the circular hole 11, and the positioning rod 16 is located inside the heat insulation film 12.
As a technical optimization scheme of the invention, the round hole 11 can be supported by arranging the positioning rod 16, so that the compressive strength of the tungsten alloy plate 10 is improved.
Referring to fig. 1, a washer 17 is slidably coupled to the surface of the hexagonal plate 2, and the inner wall of the washer 17 is in contact with the surface of the compression bolt 1.
As a technical optimization scheme of the invention, the bottom of the hexagonal plate 2 can be protected by arranging the gasket 17, and meanwhile, the stability of the hexagonal plate 2 after being installed can be improved.
Referring to fig. 1, pull rings 18 are fixedly connected to the bottoms of the two sides of the rubber sleeve 4, and the thickness of the heat insulation film 12 is one point and five millimeters.
As a technical optimization scheme of the invention, the pull ring 18 is arranged, so that a user can conveniently pull the rubber sleeve 4, and the phenomenon that the user cannot effectively pull the rubber sleeve 4 is avoided.
Referring to fig. 3, a spring piece 19 is fixedly connected to the top of the inner wall of the circular groove 5, and the bottom of the spring piece 19 is in contact with the top of the T-shaped rod 7.
As a technical optimization scheme of the invention, the T-shaped rod 7 can be pushed by arranging the elastic sheet 19, so that the stability of the T-shaped rod 7 is improved.
Referring to fig. 2, a filter screen 20 is vertically and fixedly connected to the inside of the circular hole 11, and the filter screen 20 is positioned at the outer side of the heat insulation film 12.
As a technical optimization scheme of the invention, the heat insulation film 12 can be protected by arranging the filter screen 20, so that the phenomenon that foreign objects are easy to damage the heat insulation film 12 in the transportation process of the compression bolt 1 is avoided.
Referring to fig. 1, the top of the hexagonal plate 2 is fixedly connected with an arc-shaped sleeve 21, and the top of the arc-shaped sleeve 21 is fixedly connected inside the rubber sleeve 4.
As a technical optimization scheme of the invention, the arc-shaped sleeve 21 is arranged, so that the connection area between the hexagonal plate 2 and the rubber sleeve 4 can be increased, and the connection strength of the hexagonal plate 2 and the rubber sleeve 4 is improved.
Referring to fig. 1, the method comprises the steps of:
s1: firstly splicing plates at two sides of the periphery, then installing a compression bolt 1 in a threaded hole of the plates through a spanner, enabling the compression bolt 1 to move downwards through the cooperation of threads and the threads, enabling the compression bolt 1 to drive a T-shaped rod 7 and a disc 8 to move downwards, and executing S2 when the bottom of the disc 8 is in contact with the bottom of the inner wall of the threaded hole;
s2: the hold-down bolt 1 keeps moving downwards, T shape pole 7 can extrude hot melt adhesive 9 through the support of disc 8 this moment, make hot melt adhesive 9 break through thermal-insulated membrane 12 and pour into the inside of screw hole through round hole 11, and fill in screw hole and hold-down bolt 1, then can carry out fixed in position to hold-down bolt 1 after hot melt adhesive 9 solidifies, prevent to have the gap between hold-down bolt 1 and the screw hole, lead to hold-down bolt 1 to receive the removal extrusion of panel easily to produce the deformation, improve the fixed effect of hold-down bolt 1, tungsten alloy plate 10 can improve the resistance to compression and the deformation performance of hold-down bolt 1 simultaneously, chromium alloy cover 3 and rubber sleeve 4 can protect the surface of hexagonal plate 2, prevent that the foreign matter from collision and wearing and tearing phenomenon appear easily with chromium alloy cover 3.
The working principle and the using flow of the invention are as follows: during the use, the user at first splices each other with the both sides panel of peripheral hardware, then install compression bolt 1 at the screw hole inside of panel through the spanner, compression bolt 1 can move down through screw thread and screw thread's cooperation, compression bolt 1 can drive T shape pole 7 and disc 8 simultaneously and move down, when the bottom of disc 8 and the bottom of screw hole inner wall contact, compression bolt 1 keeps moving down, T shape pole 7 can extrude hot melt adhesive 9 through the support of disc 8 this moment, make hot melt adhesive 9 break thermal-insulated membrane 12 and pour into the inside of screw hole through round hole 11, and fill in screw hole and compression bolt 1, then can carry out the position fixing to compression bolt 1 after hot melt adhesive 9 solidifies, prevent to have the gap between compression bolt 1 and the screw hole, lead to compression bolt 1 to receive the removal extrusion of panel easily to produce the deformation, improve compression bolt 1's fixed effect, tungsten alloy plate 10 can improve compression resistance and the anti-deformation performance of compression bolt 1 simultaneously, chromium alloy cover 3 and rubber cover 4 can protect the surface of hexagonal plate 2, prevent that the outside from easily colliding with chromium alloy cover 3 appearance phenomenon, thereby reach the indeformable effect.
To sum up: according to the compression screw and the application method, the T-shaped rod 7 and the disc 8 are used for injecting the hot melt adhesive 9 into the threaded hole of the plate through the circular groove 5 and the heat insulation film 12, the hot melt adhesive 9 is filled in the gap to fix the position of the compression bolt 1, and finally the chromium alloy sleeve 3 and the rubber sleeve 4 are used for improving the deformation resistance of the hexagonal plate 2 and the compression bolt 1 through the tungsten alloy plate 10, so that the advantage of difficult deformation is achieved, the plate is difficult to slightly move and cause extrusion deformation to the compression screw, and the service life of the compression screw is prolonged to a certain extent.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a non-deformable's hold-down screw, includes hold-down bolt (1), its characterized in that: the novel hot melt adhesive is characterized in that a hexagonal plate (2) is fixedly connected to the top of the compression bolt (1), a chromium alloy sleeve (3) is fixedly connected to the surface of the hexagonal plate (2), a rubber sleeve (4) is fixedly connected to the top of the hexagonal plate (2) through a connecting rod, a round groove (5) is formed in the bottom of the compression bolt (1), a baffle ring (6) is fixedly connected to the bottom of an inner cavity of the round groove (5), a T-shaped rod (7) is slidably connected to the inside of the baffle ring (6), a circular disc (8) is fixedly connected to the bottom end of the T-shaped rod (7), and hot melt adhesive (9) is filled at the top of the inner cavity of the round groove (5);
the utility model discloses a hot-dip galvanizing clamp for a steel wire rope, including clamp bolt (1), round hole (11) with round groove (5) intercommunication are seted up on the surface of clamp bolt (1), round hole (11) inside vertical fixedly connected with thermal-insulated membrane (12), the top fixedly connected with rubber pad (13) of T shape pole (7), the inside fixedly connected with galvanizing coat (14) of round groove (5), the surface and the inner wall sliding contact of galvanizing coat (14) of rubber pad (13).
2. A non-deformable compression screw as claimed in claim 1, wherein: the top fixedly connected with nanometer hydrophobic coating (15) of rubber sleeve (4), the bottom of hold-down bolt (1) and disc (8) all is provided with the chamfer.
3. A non-deformable compression screw as claimed in claim 1, wherein: the inside of the round hole (11) is vertically and fixedly connected with a positioning rod (16), and the positioning rod (16) is positioned at the inner side of the heat insulation film (12).
4. A non-deformable compression screw as claimed in claim 1, wherein: the surface of the hexagonal plate (2) is sleeved with a gasket (17) in a sliding manner, and the inner wall of the gasket (17) is in contact with the surface of the compression bolt (1).
5. A non-deformable compression screw as claimed in claim 1, wherein: the bottoms of the two sides of the rubber sleeve (4) are fixedly connected with pull rings (18), and the thickness of the heat insulation film (12) is one point and five millimeters.
6. A non-deformable compression screw as claimed in claim 1, wherein: the top of the inner wall of the circular groove (5) is fixedly connected with an elastic sheet (19), and the bottom of the elastic sheet (19) is contacted with the top of the T-shaped rod (7).
7. A non-deformable compression screw as claimed in claim 1, wherein: the inside of round hole (11) is vertical fixedly connected with filter screen (20), filter screen (20) are located the outside of thermal-insulated membrane (12).
8. A non-deformable compression screw as claimed in claim 1, wherein: the top of hexagonal (2) fixedly connected with arc cover (21), the top fixed connection of arc cover (21) is in the inside of rubber sleeve (4).
9. The method of claim 1, wherein the method comprises the steps of: the method comprises the following steps:
s1: firstly splicing plates at two sides of the periphery, then installing a compression bolt (1) in a threaded hole of the plates through a spanner, enabling the compression bolt (1) to move downwards through the cooperation of threads and the threads, enabling the compression bolt (1) to drive a T-shaped rod (7) and a disc (8) to move downwards, and executing S2 when the bottom of the disc (8) is in contact with the bottom of the inner wall of the threaded hole;
s2: the compression bolt (1) continuously moves downwards, T-shaped rod (7) can extrude hot melt adhesive (9) through the support of disc (8) this moment, make hot melt adhesive (9) break through thermal-insulated membrane (12) and pour into the inside of screw hole through round hole (11) into, and fill in screw hole and compression bolt (1), there is the gap when hot melt adhesive (9) solidification then can carry out the position fixing to compression bolt (1) between compression bolt (1) and screw hole, lead to compression bolt (1) to receive the removal extrusion of panel easily to produce deformation, improve the fixed effect of compression bolt (1), simultaneously tungsten alloy plate (10) can improve compression resistance and the deformation resistance of compression bolt (1), chromium alloy cover (3) and rubber sleeve (4) can protect the surface of hexagonal plate (2), prevent that the outer thing from appearing wearing and tearing phenomenon with chromium alloy cover (3) collision easily.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211281489.5A CN115750562B (en) | 2022-10-19 | 2022-10-19 | Non-deformable compression screw and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211281489.5A CN115750562B (en) | 2022-10-19 | 2022-10-19 | Non-deformable compression screw and use method thereof |
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| Publication Number | Publication Date |
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| CN115750562A CN115750562A (en) | 2023-03-07 |
| CN115750562B true CN115750562B (en) | 2023-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4340816A1 (en) * | 1993-12-01 | 1995-06-08 | Fischer Artur Werke Gmbh | Method of sticking plastics straddling dowel into hole |
| CN1134715A (en) * | 1993-11-10 | 1996-10-30 | 美国3M公司 | Melt-flowable materials and method of sealing surfaces |
| CN103615450A (en) * | 2013-12-02 | 2014-03-05 | 北京化工大学 | Spacecraft unlocking and separating device |
| CN204371868U (en) * | 2014-12-26 | 2015-06-03 | 温州市胜隆标准件制造有限公司 | A kind of antirust screw |
| CN205639227U (en) * | 2016-05-12 | 2016-10-12 | 宁波浩泰紧固件制造有限公司 | Anticreep connecting bolt |
| CN210343995U (en) * | 2019-08-16 | 2020-04-17 | 苏州固宝螺丝有限公司 | Extrusion self-sealing bolt |
| CN212690544U (en) * | 2020-08-05 | 2021-03-12 | 瀚翔精密机械(常熟)有限公司 | Mould locating pin that auto-lock performance is strong |
| CN112576600A (en) * | 2020-12-31 | 2021-03-30 | 马娜 | Automatic gummed check bolt |
| CN212898781U (en) * | 2020-09-16 | 2021-04-06 | 上海绿孚科技有限公司 | Wind-powered electricity generation blade extension bonding mechanism |
| CN213628387U (en) * | 2020-09-03 | 2021-07-06 | 常州市碧源车辆配件有限公司 | Fastener structure for automatically wrapping nut by gasket |
| CN214578224U (en) * | 2021-04-13 | 2021-11-02 | 广东中梦实业股份有限公司 | Novel high-strength screw |
-
2022
- 2022-10-19 CN CN202211281489.5A patent/CN115750562B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1134715A (en) * | 1993-11-10 | 1996-10-30 | 美国3M公司 | Melt-flowable materials and method of sealing surfaces |
| DE4340816A1 (en) * | 1993-12-01 | 1995-06-08 | Fischer Artur Werke Gmbh | Method of sticking plastics straddling dowel into hole |
| CN103615450A (en) * | 2013-12-02 | 2014-03-05 | 北京化工大学 | Spacecraft unlocking and separating device |
| CN204371868U (en) * | 2014-12-26 | 2015-06-03 | 温州市胜隆标准件制造有限公司 | A kind of antirust screw |
| CN205639227U (en) * | 2016-05-12 | 2016-10-12 | 宁波浩泰紧固件制造有限公司 | Anticreep connecting bolt |
| CN210343995U (en) * | 2019-08-16 | 2020-04-17 | 苏州固宝螺丝有限公司 | Extrusion self-sealing bolt |
| CN212690544U (en) * | 2020-08-05 | 2021-03-12 | 瀚翔精密机械(常熟)有限公司 | Mould locating pin that auto-lock performance is strong |
| CN213628387U (en) * | 2020-09-03 | 2021-07-06 | 常州市碧源车辆配件有限公司 | Fastener structure for automatically wrapping nut by gasket |
| CN212898781U (en) * | 2020-09-16 | 2021-04-06 | 上海绿孚科技有限公司 | Wind-powered electricity generation blade extension bonding mechanism |
| CN112576600A (en) * | 2020-12-31 | 2021-03-30 | 马娜 | Automatic gummed check bolt |
| CN214578224U (en) * | 2021-04-13 | 2021-11-02 | 广东中梦实业股份有限公司 | Novel high-strength screw |
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| CN115750562A (en) | 2023-03-07 |
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