CN214837689U - Special fastener for large bridge - Google Patents
Special fastener for large bridge Download PDFInfo
- Publication number
- CN214837689U CN214837689U CN202120126006.9U CN202120126006U CN214837689U CN 214837689 U CN214837689 U CN 214837689U CN 202120126006 U CN202120126006 U CN 202120126006U CN 214837689 U CN214837689 U CN 214837689U
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- fixed
- screw rod
- fixedly connected
- connecting block
- nut
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Abstract
The utility model discloses a special fastener for large bridges, which comprises a connecting block, wherein a screw rod is fixedly connected with the upper end of the connecting block, a thread is fixedly arranged on the outer side of the screw rod, a nut is nested on the outer side of the thread, a threaded connector is fixedly arranged on the upper end of the thread, a fixing mechanism is fixedly connected with the upper end of the threaded connector, a fixing rod is fixedly connected with the lower end of the fixing mechanism, when the special fastener is used, firstly, the threaded connector on the inner side of the nut is movably rotated in the thread on the outer part of the screw rod, then, when the nut is rotated to the upper end of the connecting block, the fixing mechanism is inserted into the screw rod, a rebound spring, a spring connecting block and a fixing column penetrating through the outer part of the fixing rod are arranged in the fixing mechanism, when the fixing mechanism is placed into the screw rod, the fixing column is extruded to be contracted, and when the fixing column is pressed to the lower end of the screw rod, because the inside of the screw rod is provided with the groove.
Description
Technical Field
The utility model relates to a relevant technical field of fastener specifically is a special fastener of large-scale bridge.
Background
The fastener is a kind of mechanical parts which are used for fastening and connecting and have wide application, the fastener has wide application industry, including the industries of energy, electronics, electrical appliances, machinery, chemical engineering, metallurgy, dies, hydraulic pressure and the like, various fasteners can be seen on various machines, equipment, vehicles, ships, railways, bridges, buildings, structures, tools, instruments, chemical engineering, instruments, supplies and the like, and the fastener is a mechanical basic part which has the most wide application.
However, the existing fastener does not have a secondary fixing device, so that when the existing fastener is loosened by a nut, the whole fastener is easy to loose and drop objects, the safety is poor, the existing fastener does not have an anti-corrosion function, the fastener is exposed to the air for a long time, the fastener is easy to rust, and the fastener is troublesome to disassemble.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a large-scale bridge special fastener 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 special fastener of large bridge, includes the connecting block, connecting block upper end fixedly connected with screw rod, the fixed screw thread that is provided with in the screw rod outside, the nested nut that is provided with in the screw thread outside, the fixed threaded connection mouth that is provided with in screw thread upper end, threaded connection mouth upper end fixedly connected with fixed establishment, fixed establishment lower extreme fixedly connected with dead lever, dead lever outside fixedly connected with spread groove, spread groove outside fixedly connected with fixed column, the fixed button that is provided with in the screw rod outside, the inside fixed spring coupling block that is provided with of fixed column, the fixed resilience spring that is provided with in the spring coupling block outside.
Preferably, the button shape structure that the screw rod outside was fixed to be set up is circular, and button and screw rod keep perpendicular setting.
Preferably, the fixed column shape structure fixedly connected with the outer side of the fixed rod is circular, and the fixed column and the fixed rod are vertically arranged.
Preferably, the shape structure of the rebound spring fixedly connected inside the fixing column is spiral, and the rebound spring and the spring connecting block are vertically arranged.
Preferably, the shape structure of nut is hexagonal, and nut and screw rod keep perpendicular setting.
Preferably, the inside fixed aluminium lamination that is provided with of connecting block, the aluminium lamination right-hand member is fixed and is provided with the anticorrosive coating.
Compared with the prior art, the beneficial effects of the utility model are that: when the device is used, firstly, the threaded connector at the inner side of the nut is movably rotated in the thread at the outer part of the screw rod, then the nut is rotated to the upper end of the connecting block, the fixing mechanism is inserted into the screw rod, the fixing mechanism is internally provided with the rebound spring, the spring connecting block and the fixing column penetrating through the outer part of the fixing rod, when the fixing mechanism is placed into the screw rod, the fixing column is extruded to be contracted, when the fixing column is pressed to the lower end of the inner part of the screw rod, the fixing column can be ejected out of the groove due to the groove arranged in the screw rod, so that the fixing column and the screw rod are fixedly installed, then the nut is rotated to the upper end of the connecting block, the button is fixed, when the device needs to be disassembled, the nut is rotated out, and after the nut is rotated out of the outer part of the screw rod, the fixing mechanism can be tightly fixed with the screw rod, if will take out fixed establishment, can press the button, the inside fixed column of screw rod receives the extrusion can carry out flexible work, can break away from between its fixed establishment and the screw rod this moment, accomplishes whole dismantlement work, and this design can effectively make its device carry out dual fixed, if meet the phenomenon that its nut appears the pine and takes off, fixed establishment can fix, makes its security performance reinforcing.
Drawings
FIG. 1 is a schematic view of the overall structure of a fastening piece specially used for large bridges according to the present invention;
FIG. 2 is a schematic view of the split internal structure of the screw of the fastener for large bridges of the present invention;
FIG. 3 is a schematic view of the overall structure of a fastening mechanism of the fastening member for large bridges according to the present invention;
fig. 4 is the utility model relates to a connecting block material overall structure of large bridge special fastener sketch map.
In the figure: 1. connecting blocks; 101. an aluminum layer; 102. an anticorrosive layer; 2. a screw; 201. a button; 3. a thread; 4. a nut; 5. a threaded connector; 6. a fixing mechanism; 601. fixing the rod; 602. connecting grooves; 603. fixing a column; 6031. a spring connecting block; 6032. a rebound spring.
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. 1-4, the present invention provides a technical solution: the utility model provides a special fastener of large bridge, includes connecting block 1, 1 upper end fixedly connected with screw rod 2 of connecting block, the fixed screw thread 3 that is provided with in 2 outsides of screw rod, the 3 outside nestings of screw thread are provided with nut 4, the fixed threaded connection mouth 5 that is provided with in 3 upper ends of screw thread, the 5 upper end fixedly connected with fixed establishment 6 of threaded connection mouth, 6 lower extreme fixedly connected with dead lever 601 of fixed establishment, dead lever 601 outside fixedly connected with spread groove 602, spread groove 602 outside fixedly connected with fixed column 603, the fixed button 201 that is provided with in 2 outsides of screw rod, the inside fixed spring coupling piece 6031 that is provided with of fixed column 603, the fixed rebound spring 6032 that is provided with in the spring coupling piece 6031 outside.
The button 201 fixedly arranged on the outer side of the screw rod 2 is circular in shape and structure, and the button 201 and the screw rod 2 are vertically arranged.
The shape and structure of the fixing column 603 fixedly connected to the outer side of the fixing rod 601 are circular, and the fixing column 603 and the fixing rod 601 are vertically arranged.
The shape structure of the rebound spring 6032 fixedly connected inside the fixing column 603 is spiral, and the rebound spring 6032 and the spring connecting block 6031 are vertically arranged.
The shape structure of nut 4 is hexagon, and nut 4 keeps perpendicular setting with screw rod 2.
An aluminum layer 101 is fixedly arranged inside the connecting block 1, and an anti-corrosion layer 102 is fixedly arranged at the right end of the aluminum layer 101.
It should be noted that, before using, the utility model is a fastener special for large bridge, firstly, the threaded connector 5 inside the nut 4 is movably rotated in the thread 3 outside the screw rod 2, then when the nut 4 is rotated to the upper end of the connecting block 1, the fixing mechanism 6 is inserted into the screw rod 2, the inside of the fixing mechanism 6 is provided with the springback spring 6032, the spring connecting block 6031 and the fixing column 603 penetrating through the outside of the fixing rod 601, when the fixing mechanism 6 is put into the screw rod 2, the fixing column 603 is compressed to contract, when the fixing column 603 is pressed to the lower end inside the screw rod 2, because the inside of the screw rod 2 is provided with the groove, the fixing column 603 can be ejected out to the inside of the groove, so that the fixing column 603 and the screw rod 2 are fixedly installed, then the nut 4 is rotated to the upper end of the connecting block 1, and the button 201 is fixed, when the device needs to be dismantled, go out the nut 4 by rotation, the nut 4 goes out the outside back of screw rod 2 by rotation, fixed establishment 6 still can closely be fixed with between the screw rod 2, if will take out fixed establishment 6, can press button 201, the inside fixed column 603 of screw rod 2 receives the extrusion can carry out flexible work, can break away from between its fixed establishment 6 and the screw rod 2 this moment, accomplish whole dismantlement work, this design can effectively make its device carry out dual fixed, if meet the phenomenon that its nut 4 appears the pine and takes off, fixed establishment 6 can fix, make its security performance reinforcing, and this device has set up anticorrosive coating 102, anticorrosive coating 102 can effectively prevent the rusty phenomenon of air corrosion from appearing in the surface of device, whole device's life has been strengthened.
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 (6)
1. The utility model provides a special fastener of large bridge, includes connecting block (1), its characterized in that: connecting block (1) upper end fixedly connected with screw rod (2), the fixed screw thread (3) that is provided with in screw rod (2) outside, the nested nut (4) that is provided with in screw thread (3) outside, the fixed threaded connection mouth (5) that is provided with in screw thread (3) upper end, fixedly connected with fixed establishment (6) in threaded connection mouth (5) upper end, fixed establishment (6) lower extreme fixedly connected with dead lever (601), dead lever (601) outside fixedly connected with spread groove (602), spread groove (602) outside fixedly connected with fixed column (603), the fixed button (201) that is provided with in screw rod (2) outside, fixed column (603) inside is fixed and is provided with spring coupling piece (6031), spring coupling piece (6031) outside is fixed and is provided with resilience spring (6032).
2. The special fastener for the large bridge according to claim 1, wherein: the button (201) fixedly arranged on the outer side of the screw rod (2) is circular in shape and structure, and the button (201) and the screw rod (2) are vertically arranged.
3. The special fastener for the large bridge according to claim 1, wherein: the fixed column (603) fixedly connected with the outer side of the fixed rod (601) is circular in shape and structure, and the fixed column (603) and the fixed rod (601) are vertically arranged.
4. The special fastener for the large bridge according to claim 1, wherein: fixed column (603) inside fixed connection's resilience spring (6032) shape structure is the heliciform, and resilience spring (6032) and spring connecting block (6031) keep setting up perpendicularly.
5. The special fastener for the large bridge according to claim 1, wherein: the shape structure of nut (4) is hexagon, and nut (4) and screw rod (2) keep perpendicular setting.
6. The special fastener for the large bridge according to claim 1, wherein: the aluminum layer (101) is fixedly arranged inside the connecting block (1), and the anticorrosive layer (102) is fixedly arranged at the right end of the aluminum layer (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120126006.9U CN214837689U (en) | 2021-01-18 | 2021-01-18 | Special fastener for large bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120126006.9U CN214837689U (en) | 2021-01-18 | 2021-01-18 | Special fastener for large bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214837689U true CN214837689U (en) | 2021-11-23 |
Family
ID=78883081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120126006.9U Active CN214837689U (en) | 2021-01-18 | 2021-01-18 | Special fastener for large bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214837689U (en) |
-
2021
- 2021-01-18 CN CN202120126006.9U patent/CN214837689U/en active Active
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