CN215171395U - Anti-drop fastener for mechanical configuration - Google Patents
Anti-drop fastener for mechanical configuration Download PDFInfo
- Publication number
- CN215171395U CN215171395U CN202120858729.8U CN202120858729U CN215171395U CN 215171395 U CN215171395 U CN 215171395U CN 202120858729 U CN202120858729 U CN 202120858729U CN 215171395 U CN215171395 U CN 215171395U
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- Prior art keywords
- barrel
- guide ring
- screw rod
- annular
- polygonal
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- 239000003292 glue Substances 0.000 claims abstract description 8
- 229910000851 Alloy steel Inorganic materials 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims abstract description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 7
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 7
- 230000002457 bidirectional effect Effects 0.000 claims description 7
- 241001330002 Bambuseae Species 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 abstract 1
- 241000209128 Bambusa Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model discloses an anti-drop fastener for mechanical configuration, which comprises a screw rod, a guide ring is arranged in a polygonal barrel in a sliding way, the bottom surface of the guide ring is jointed with the top surface of an annular barrel body, a rubber ring is sleeved on the screw rod, the bottom surface of the rubber ring is fixedly connected with the top surface of the guide ring through glue, a plurality of arc plates are fixedly connected with the top surface of the polygonal barrel body in an annular way, a top thread barrel is fixedly embedded in the guide ring, a plurality of chutes are annularly arranged on the inner side wall of the polygonal barrel, a slide rod is fixedly connected with one side wall of a bottom thread barrel, the side wall of the bottom thread barrel is fixedly coated with rubber strips through glue, the side wall of the rubber strips is jointed with the side wall of the annular barrel body, the annular barrel body is made of alloy steel material, the wall thickness of the guide ring is 4mm-6mm, the polygonal barrel and the rubber ring can be tightly pressed on equipment, the friction force between the equipment is increased, and the separation of the screw rod and the equipment is prevented, the working safety factor of the equipment is improved, and the use requirement is met.
Description
Technical Field
The utility model relates to a mechanical configuration technical field, concretely relates to anti-drop fastener is used in mechanical configuration.
Background
The fastening screw is one of the most common fasteners, and is divided into the following stress modes according to the connection: the fastening bolt is divided into a common bolt and a bolt for reaming holes, and the fastening bolt is divided into the following parts according to the shape of the head: there is the hexagonal head, the button head, square head, countersunk head etc. but prior art's fastening screw has a problem in using, and after fastening screw was fixed, equipment worker hand produced vibrations, and the long time results in fastening screw to take place not hard up phenomenon, takes place to drop when serious, leads to the occurence of failure a little carelessly, and factor of safety reduces, can not satisfy the user demand.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem of the existence, the utility model provides an anti-drop fastener is used to mechanical configuration.
The utility model discloses a realize through following technical scheme:
an anti-drop fastener for mechanical configuration comprises a screw rod, wherein a polygonal barrel is arranged under the bottom end of the screw rod, the top surface of the polygonal barrel is a frosted surface, the outer cross section of the polygonal barrel is in a regular polygon shape, the inner cross section of the polygonal barrel is in a circular shape, an annular barrel is fixedly connected to the inner bottom surface of the polygonal barrel, a blind hole is formed in the bottom end of the screw rod and is in a circular shape, the bottom end of the screw rod penetrates into the polygonal barrel and penetrates into the annular barrel, a plurality of springs are fixedly connected to the inner ring of the annular barrel, the top ends of the springs are fixedly connected with the bottom surface of the screw rod, the springs are extension springs, the outer diameter of the annular barrel is gradually increased from top to bottom, the inner bottom surface of the polygonal barrel is fixedly connected with the barrel, a T-shaped sliding block is arranged in the barrel in a fitting sliding manner, and the bottom surface of the T-shaped sliding block is fitted with the inner bottom surface of the polygonal barrel, the section of the T-shaped sliding block is square, the top end of the T-shaped sliding block penetrates through the barrel body and penetrates into the blind hole to be fixedly connected with the bottom surface of the screw rod, the T-shaped sliding block is slidably connected with the barrel body, the bottom surface of the screw rod is respectively attached to the top surfaces of the annular barrel body and the barrel body, a guide ring is fixedly sleeved on the screw rod, the guide ring is slidably arranged in the polygonal barrel body in an attaching manner, the bottom surface of the guide ring is attached to the top surface of the annular barrel body, a rubber ring is sleeved on the screw rod, the bottom surface of the rubber ring is fixedly connected with the top surface of the guide ring through glue, a plurality of arc-shaped plates are fixedly connected to the annular top surface of the polygonal barrel body in a ring manner, the inner arc surfaces of the arc-shaped plates are attached to the outer arc surfaces of the rubber ring, the bottom ends of the arc-shaped plates penetrate through the guide ring and are slidably connected with the guide ring, a plurality of deep groove ball bearings are arranged in the polygonal barrel body, and each pair of two deep groove ball bearings are respectively fixedly embedded into the inner top surface and the inner surface of the polygonal barrel body, every to the two-way threaded rod of fixedly connected with between the deep groove ball bearing, two-way threaded rod and deep groove ball bearing inner ring fixed connection, two-way threaded rod passes the guide ring, threaded sleeve has two screw thread section of thick bamboos on the two-way threaded rod, the fixed embedding of top screw thread section of thick bamboo is in the guide ring, polygon bucket inside wall annular is opened has a plurality of spouts, a bottom screw thread section of thick bamboo lateral wall fixedly connected with slide bar, in the slide bar other end penetrated the spout, the fixed cladding of bottom screw thread section of thick bamboo lateral wall through glue had the rubber strip, a rubber strip lateral wall is the inclined plane, the laminating of rubber strip lateral wall and annular barrel lateral wall.
Preferably, the annular cylinder is made of alloy steel materials.
Preferably, the wall thickness of the guide ring is 4mm-6 mm.
Compared with the prior art, the beneficial effects of the utility model are that: this device simple structure, the function is various, and the practicality is strong, can realize tightly pressing polygon bucket and rubber circle on equipment through setting up annular barrel, spring, staving, T shape slider, guide ring, arc, deep groove ball bearing, two-way threaded rod, screw thread section of thick bamboo, slide bar and rubber strip, increases and the frictional force between the equipment prevents that screw rod and equipment from separating, improve equipment operating safety factor, satisfies the user demand.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a cross-sectional view A-A of the structure of the present invention;
fig. 3 is an installation schematic of the structure of the present invention.
In the figure: the device comprises a screw 1, a polygonal barrel 2, an annular barrel 3, a spring 4, a barrel body 5, a T-shaped sliding block 6, a guide ring 7, a rubber ring 8, an arc-shaped plate 9, a deep groove ball bearing 10, a bidirectional threaded rod 11, a threaded barrel 12, a sliding rod 13, a rubber strip 14, a blind hole 1-1 and a sliding groove 2-1.
Detailed Description
The invention will be described in further detail with reference to the following detailed description and accompanying drawings:
as shown in fig. 1, 2 and 3, an anti-drop fastener for mechanical configuration comprises a screw rod 1, a polygonal barrel 2 is arranged under the bottom end of the screw rod 1, the top surface of the polygonal barrel 2 is a frosted surface, the outer cross section of the polygonal barrel 2 is a regular polygon, the inner cross section of the polygonal barrel 2 is a circle, an annular barrel 3 is fixedly connected to the inner bottom surface of the polygonal barrel 2, a blind hole 1-1 is formed at the bottom end of the screw rod 1, the blind hole 1-1 is a circle, the bottom end of the screw rod 1 penetrates into the polygonal barrel 2 and penetrates into the annular barrel 3, a plurality of springs 4 are fixedly connected to the inner ring of the annular barrel 3, the top ends of the springs 4 are fixedly connected to the bottom surface of the screw rod 1, the springs 4 are extension springs, the outer diameter of the annular barrel 3 is gradually increased from top to bottom, and a barrel body 5 is fixedly connected to the inner bottom surface of the polygonal barrel 2, the barrel body 5 is internally provided with a T-shaped slide block 6 in a fit and slide manner, the bottom surface of the T-shaped slide block 6 is fit with the inner bottom surface of the polygonal barrel 2, the section of the T-shaped slide block 6 is square, the top end of the T-shaped slide block 6 penetrates through the barrel body 5 and penetrates into the blind hole 1-1 to be fixedly connected with the bottom surface of the screw rod 1, the T-shaped slide block 6 is slidably connected with the barrel body 5, the bottom surface of the screw rod 1 is respectively fit with the top surfaces of the annular barrel body 3 and the barrel body 5, the screw rod 1 is fixedly sleeved with a guide ring 7, the guide ring 7 is slidably arranged in the polygonal barrel 2 in a fit manner, the bottom surface of the guide ring 7 is fit with the top surface of the annular barrel body 3, the screw rod 1 is sleeved with a rubber ring 8, the rubber ring 8 is fixedly connected with the top surface of the guide ring 7 through glue, the inner top surface of the polygonal barrel 2 is fixedly connected with a plurality of arc plates 9 in an annular manner, the inner arc surfaces of the bottom plates 9 are fit with the outer arc surfaces of the rubber ring 8, the bottom end of the arc-shaped plate 9 penetrates through the guide ring 7, the arc-shaped plate 9 is connected with the guide ring 7 in a sliding manner, a plurality of pairs of deep groove ball bearings 10 are arranged in the polygonal barrel 2, every two deep groove ball bearings 10 in each pair of deep groove ball bearings 10 are respectively fixedly embedded in the inner top surface and the inner bottom surface of the polygonal barrel 2, a two-way threaded rod 11 is fixedly connected between every two deep groove ball bearings 10, the two-way threaded rod 11 is fixedly connected with the inner ring of the deep groove ball bearing 10, the two-way threaded rod 11 penetrates through the guide ring 7, two threaded cylinders 12 are screwed on the two-way threaded rod 11, the top threaded cylinder 12 is fixedly embedded in the guide ring 7, a plurality of sliding grooves 2-1 are annularly arranged on the inner side wall of the polygonal barrel 2, a sliding rod 13 is fixedly connected with one side wall of the bottom threaded cylinder 12, the other end of the sliding rod 13 penetrates into the sliding grooves 2-1, and the side wall of the bottom threaded cylinder 12 is fixedly coated with a rubber strip 14 through glue, one side wall of the rubber strip 14 is an inclined plane, and the side wall of the rubber strip 14 is attached to the side wall of the annular cylinder 3.
The annular cylinder 3 is made of alloy steel materials.
The wall thickness of the guide ring 7 is 4mm-6 mm.
The working principle is as follows: the device replaces the traditional screw to fix the equipment, the device is arranged under a threaded hole of the equipment, then a polygonal barrel 2 is manually rotated through a wrench, the polygonal barrel 2 drives a barrel body 5 to rotate, the barrel body 5 drives a T-shaped sliding block 6 to rotate, the T-shaped sliding block 6 drives a screw rod 1 to rotate, the screw rod 1 gradually rotates into the threaded hole, the screw rod 1 rotates and moves in the threaded hole, the screw rod 1 drives a spring 4 to move, the spring 4 drives an annular barrel body 3 to move, the annular barrel body 3 drives the polygonal barrel 2 to gradually move to be attached to the surface of the equipment, after the polygonal barrel 2 is attached to the surface of the equipment, the polygonal barrel 2 is continuously rotated, the polygonal barrel 2 indirectly drives the screw rod 1 to rotate, the screw rod 1 rotates and moves to drive the polygonal barrel 2 to move, the polygonal barrel 2 cannot move when being attached to the surface of the equipment, and the screw rod 1 continues to rotate and move, and the spring 4 is deformed when the screw rod 1 moves, the screw rod 1 drives the guide ring 7 to slide on the arc-shaped plate 9, the guide ring 7 drives the rubber ring 8 to move, the rubber ring 8 gradually slides out of the polygonal barrel 2 to be attached to the surface of equipment and deform, the arc-shaped plate 9 is arranged to guide the movement of the rubber ring 8 and the guide ring 7, the rubber ring 8 can slide out of the polygonal barrel 2 accurately while the stability of the guide ring 7 during movement is improved, the guide ring 7 drives the threaded barrel 12 at the top end to move, the threaded barrel 12 at the top end drives the bidirectional threaded rod 11 to rotate, the bidirectional threaded rod 11 drives the threaded barrel 12 at the bottom end to move, the threaded barrel 12 at the bottom end drives the sliding rod 13 to slide in the sliding groove 2-1, the threaded barrel 12 at the bottom end drives the rubber strip 14 to move, the rubber strip 14 is attached to the side wall of the annular barrel 3, the rubber strip 14 deforms gradually during movement, as shown in figure 3, 8 top surfaces of rubber circle and the laminating of equipment bottom surface this moment, rubber circle 8 is extrudeed and is taken place deformation, the frictional force between rubber circle 8 and the equipment has been increased, thereby make rubber circle 8 be not convenient for rotate, make the guide ring 7 be not convenient for rotate, thereby it makes screw rod 1 rotatory difficulty to ring 7 be not convenient for rotate, increase the stability of screw rod 1, prevent that screw rod 1 and equipment from breaking away from, spring 4 takes place deformation, spring 4 is extension spring, spring 4 has a pulling force to annular barrel 3 all the time, annular barrel 3 is fixed with polygon bucket 2, thereby realize that polygon bucket 2 is tightly laminated with the equipment surface, the frictional force between polygon bucket 2 and the equipment has been increased, thereby indirectly increase the stability of polygon bucket 2, realize effectual anticreep purpose, the equipment of slide bar 13 plays the guide effect to bottom thread barrel 12.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. The utility model provides a mechanical configuration is with anti-drop fastener, includes screw rod (1), its characterized in that: a polygonal barrel (2) is arranged under the bottom end of the screw rod (1), the top surface of the polygonal barrel (2) is a frosted surface, the outer section shape of the polygonal barrel (2) is a regular polygon, the inner section shape of the polygonal barrel (2) is a circle, an annular barrel body (3) is fixedly connected with the inner bottom surface of the polygonal barrel (2), a blind hole (1-1) is formed in the bottom end of the screw rod (1), the blind hole (1-1) is a circle, the bottom end of the screw rod (1) penetrates into the polygonal barrel (2) and penetrates into the annular barrel body (3), a plurality of springs (4) are fixedly connected with the inner annular barrel body (3), the top ends of the springs (4) are fixedly connected with the bottom surface of the screw rod (1), the springs (4) are extension springs, the outer diameter of the annular barrel body (3) is gradually increased from top to bottom, and a barrel body (5) is fixedly connected with the inner bottom surface of the polygonal barrel (2), the barrel body (5) is internally provided with a T-shaped sliding block (6) in a fitting and sliding manner, the bottom surface of the T-shaped sliding block (6) is fitted with the inner bottom surface of the polygonal barrel (2), the cross section of the T-shaped sliding block (6) is square, the top end of the T-shaped sliding block (6) penetrates out of the barrel body (5) and penetrates into the blind hole (1-1) to be fixedly connected with the bottom surface of the screw rod (1), the T-shaped sliding block (6) is slidably connected with the barrel body (5), the bottom surface of the screw rod (1) is respectively fitted with the top surfaces of the annular barrel body (3) and the barrel body (5), the screw rod (1) is fixedly sleeved with a guide ring (7), the guide ring (7) is slidably arranged in the polygonal barrel (2) in a fitting manner, the guide ring (7) is fitted with the top surface of the annular barrel body (3), the screw rod (1) is sleeved with a rubber ring (8), and the bottom surface of the rubber ring (8) is fixedly connected with the top surface of the guide ring (7) through glue, the inner top surface of the polygonal barrel (2) is fixedly connected with a plurality of arc plates (9) in an annular manner, the inner arc surfaces of the arc plates (9) are attached to the outer arc surfaces of the rubber rings (8), the bottom ends of the arc plates (9) penetrate through the guide ring (7), the arc plates (9) are connected with the guide ring (7) in a sliding manner, a plurality of pairs of deep groove ball bearings (10) are arranged in the polygonal barrel (2), every pair of deep groove ball bearings (10) in the deep groove ball bearings (10) are fixedly embedded into the inner top surface and the inner bottom surface of the polygonal barrel (2) respectively, every pair of deep groove ball bearings (10) are fixedly connected with a bidirectional threaded rod (11), the bidirectional threaded rod (11) is fixedly connected with the inner ring of the deep groove ball bearings (10), the bidirectional threaded rod (11) penetrates through the guide ring (7), the bidirectional threaded rod (11) is sleeved with two threaded barrels (12), and the top threaded barrel (12) is fixedly embedded into the guide ring (7), polygonal barrel (2) inside wall annular is opened has a plurality of spouts (2-1), a bottom screw thread section of thick bamboo (12) a lateral wall fixedly connected with slide bar (13), in the slide bar (13) other end penetrated spout (2-1), bottom screw thread section of thick bamboo (12) lateral wall had rubber strip (14) through the fixed cladding of glue, a rubber strip (14) lateral wall is the inclined plane, rubber strip (14) lateral wall and annular barrel (3) lateral wall laminating.
2. A drop-proof fastener for mechanical collocation according to claim 1, wherein: the annular cylinder (3) is made of alloy steel materials.
3. A drop-proof fastener for mechanical collocation according to claim 1, wherein: the wall thickness of the guide ring (7) is 4mm-6 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120858729.8U CN215171395U (en) | 2021-04-25 | 2021-04-25 | Anti-drop fastener for mechanical configuration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120858729.8U CN215171395U (en) | 2021-04-25 | 2021-04-25 | Anti-drop fastener for mechanical configuration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215171395U true CN215171395U (en) | 2021-12-14 |
Family
ID=79363366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120858729.8U Expired - Fee Related CN215171395U (en) | 2021-04-25 | 2021-04-25 | Anti-drop fastener for mechanical configuration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215171395U (en) |
-
2021
- 2021-04-25 CN CN202120858729.8U patent/CN215171395U/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: 20211214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |