CN217713268U - Long service life's section of jurisdiction bolt - Google Patents
Long service life's section of jurisdiction bolt Download PDFInfo
- Publication number
- CN217713268U CN217713268U CN202220152903.1U CN202220152903U CN217713268U CN 217713268 U CN217713268 U CN 217713268U CN 202220152903 U CN202220152903 U CN 202220152903U CN 217713268 U CN217713268 U CN 217713268U
- Authority
- CN
- China
- Prior art keywords
- screw rod
- outside
- gasket
- protection
- long
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Gasket Seals (AREA)
Abstract
The utility model relates to a section of jurisdiction bolt technical field, and disclose a section of jurisdiction bolt with long service life, including bolt assembly and protection component, the bolt assembly includes screw rod, screwhead and gasket, the outside of screw rod is provided with the protection component, the protection component includes the protection winding, the outside of protection winding is provided with the back up coat, the outside swing joint of screwhead has the protective cap, the inner wall of protective cap is provided with the protective ring; through the outside at the screw rod increased the protection winding that the steel wire material constitutes, can play the effect of protection screw rod, prevent that the screw rod from buckling and leading to its life-span to shorten, and increased the back up coat in the outside of protection winding, and the back up coat adopts anticorrosive material, can prevent that whole device from receiving the condition that the corrosion leads to the life-span to shorten in the long-term use in the underground, can improve the life of whole device under multiple guard action, spacing subassembly has still been increased simultaneously, the installation of whole device of can being convenient for.
Description
Technical Field
The utility model relates to a section of jurisdiction bolt technical field specifically is a long service life's section of jurisdiction bolt.
Background
In tunnel construction, a machine which is used for starting and tunneling is called a shield machine and has the functions of excavating and cutting soil, conveying soil slag, assembling tunnel lining and the like; when the shield machine is used for lining a tunnel, a plurality of segments are assembled, a screw is used for connection and fastening, and a cylindrical pipeline is formed by assembling, wherein the segments are cylindrical walls; can effectively control ground subside during the excavation, reduce the influence to ground building and do not influence characteristics such as surface of water traffic when excavating under water, combine together each section of jurisdiction, form the pipeline, this kind of design becomes a straight line shape or has certain curved fastening connection spare just to be the section of jurisdiction bolt, and the section of jurisdiction bolt divide into hoop, vertical two kinds.
In the prior art, because the segment bolt is installed underground, the segment bolt plays a role in connecting segments, and the environment where the segment bolt is located is humid, so that the segment bolt is easy to corrode, the service life of the segment bolt is shortened, and the segment bolt with long service life is lacked.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a long service life's section of jurisdiction bolt possesses long service life's advantage, has solved because section of jurisdiction bolt mounting plays the effect of connecting the section of jurisdiction in the underground, and the environment that it was located is moist, arouses the corrosion of bolt like this easily, leads to its life to shorten, lacks a long service life's section of jurisdiction bolt's problem.
(II) technical scheme
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a long service life's section of jurisdiction bolt, includes bolt assembly and protection component, bolt assembly includes screw rod, screwhead and gasket, the outside of screw rod is provided with protection component, protection component is including the protection winding, the outside of protection winding is provided with the back up coat, the outside swing joint of screwhead has the helmet, the inner wall of helmet is provided with the protection circle, the screwhead with the mounting groove has all been seted up at the middle part of helmet, the inside swing joint of mounting groove has the installation pole, the outside both sides of gasket all are provided with the packing ring.
Preferably, the inside of gasket is provided with spacing subassembly, spacing subassembly includes the spacing groove, the inside swing joint of spacing groove has spacing lead screw, the stopper is installed to the terminal bottom of spacing lead screw.
By adopting the scheme, the gasket can be conveniently fixed outside the screw rod by arranging the limiting component.
Preferably, the screw head is arranged at the tail end of one side of the screw rod, a gasket is movably connected to the outside of the screw rod, and a nut is movably connected to the tail end of the other side of the screw rod.
By adopting the scheme, the installation of the whole segment bolt can be facilitated by arranging the gasket.
Preferably, the protective winding is made of a steel wire material, and the protective winding is tightly attached to the outside of the screw rod.
Through adopting above-mentioned scheme, through the outside at the screw rod set up the effect that can play the protection screw rod of the protection winding of steel wire material, prevent that the screw rod from buckling and leading to its life-span to shorten.
Preferably, the reinforcing layer is made of an anticorrosive material, and tightly wraps the protective winding.
By adopting the scheme, the pipe piece bolt can be prevented from being corroded to shorten the service life in the long-term use under the bottom by adopting the anti-corrosion material.
Preferably, the inside of the mounting groove and the outside of the mounting rod are both provided with threads.
Through adopting above-mentioned scheme, can conveniently fix the installation cap in the outside of screwhead through having set up the screw thread, play the effect of protection screwhead, improve the life of whole device.
Preferably, the gasket is made of polyurethane rubber, and the top outer ring of the gasket is provided with a slope.
By adopting the scheme, the gasket can be protected from being damaged when in use by adopting the polyurethane rubber, and the service life is prolonged.
Preferably, the bottom of the limiting block is in direct contact with the top of the reinforcing layer.
By adopting the scheme, the whole gasket can be fixed by connecting the gaskets.
(III) advantageous effects
Compared with the prior art, the utility model provides a long service life's section of jurisdiction bolt possesses following beneficial effect:
this section of jurisdiction bolt long service life, through the protection winding that has increased the steel wire material in the outside of screw rod and constitute, can play the effect of protection screw rod, prevent that the screw rod from buckling and leading to its life-span to shorten, and the back up coat has been increased in the outside of protection winding, and the back up coat adopts anticorrosive material, can prevent that whole device from receiving the condition that the corrosion leads to the life-span to shorten in long-term use in the underground, the helmet has been increased in the outside of screwhead simultaneously, and the inside of helmet has set up the guard ring, can protect the screwhead not receive the damage, the mounting groove has all been seted up at the middle part of screwhead and helmet simultaneously, because the inside at the mounting groove all sets up the screw thread with the outside of erection rod, and the packing ring has been increased in the outside of packing ring, and the packing ring adopts polyurethane rubber to constitute can protect the gasket when using not receive the damage, the rethread nut can install whole device underground, can improve the life of whole device under the multiple guard action, spacing subassembly has still been increased simultaneously, the installation of whole device can be convenient for.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is a schematic structural view of the bolt assembly of the present invention;
fig. 3 is a top view of the gasket of the present invention;
fig. 4 is a schematic structural view of the limiting assembly of the present invention.
In the figure: 1. a bolt assembly; 11. a screw; 12. a screw head; 13. a gasket; 14. a nut; 2. a guard assembly; 21. a protective coil; 22. a reinforcement layer; 23. a protective cap; 24. a protective ring; 25. mounting grooves; 26. mounting a rod; 27. a gasket; 3. a limiting component; 31. a limiting groove; 32. a limiting screw rod; 33. and a limiting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.
Example one
The utility model provides a long service life's section of jurisdiction bolt, including bolt assembly 1 and protection component 2, bolt assembly 1 includes screw rod 11, screwhead 12 and gasket 13, one side end of screw rod 11 is provided with screwhead 12, the outside swing joint of screw rod 11 has gasket 13, the terminal swing joint of the opposite side of screw rod 11 has nut 14, the outside of screw rod 11 is provided with protection component 2, protection component 2 includes protection winding 21, protection winding 21 constitutes for the steel wire material, and protection winding 21 closely laminates with the outside of screw rod 11, the outside of protection winding 21 is provided with back-up layer 22, back-up layer 22 adopts anticorrosive material to constitute, and back-up layer 22 closely wraps protection winding 21, the outside swing joint of screwhead 12 has protective cap 23, the inner wall of protective cap 23 is provided with protective ring 24, mounting groove 25 has all been seted up at the middle part of screwhead 12 and protective cap 23, the inside of mounting groove 25 and the outside of installation pole 26 all are provided with the screw thread, the inside swing joint of mounting groove 25 has installation pole 26, the outside both sides of gasket 13 all is provided with packing ring 27, packing ring 27 adopts polyurethane rubber to constitute, and the top of packing ring 27 all is provided with the slope outer lane.
Referring to fig. 1-4, in use, the protective coil 21 made of steel wire material is added outside the screw 11 to protect the screw 11 from being bent and shortened in service life, and the reinforcing layer 22 is added outside the protective coil 21 and made of anti-corrosion material to prevent the whole device from being corroded and shortened in service life in long-term use under the ground, while the protective cap 23 is added outside the screw head 12 and the protective ring 24 is arranged inside the protective cap 23 to protect the screw head 12 from being damaged, while the mounting grooves 25 are formed in the middle of the screw head 12 and the protective cap 23, and since the screw threads are formed inside the mounting grooves 25 and outside the mounting rod 26, the whole protective cap 23 can be conveniently fixed outside the screw head 12 by connecting the screw heads, the screw head 12 is prevented from being damaged and shortened in service life and inconvenient in use, and the washer 27 is added outside the gasket 13 and made of polyurethane rubber to protect the gasket 13 from being damaged in use, and the nut 14 can be installed under the ground to improve the service life of the whole device.
Example two
The function of fixing the gasket 13 for installation is added to the first embodiment.
The inside of gasket 13 is provided with spacing subassembly 3, and spacing subassembly 3 includes spacing groove 31, and the inside swing joint of spacing groove 31 has spacing lead screw 32, and stopper 33 is installed to the terminal bottom of spacing lead screw 32, and the bottom of stopper 33 and the top direct contact of back up coat 22.
Referring to fig. 1-4, meanwhile, in the above process, in order to facilitate the installation of the whole device inside the tunnel, by providing the limiting assembly 3, the limiting screw rod 32 is firstly screwed, the limiting screw rod 32 moves inside the limiting groove 31, and the limiting block 33 at the bottom of the limiting screw rod 32 directly abuts against the outside of the reinforcing layer 22, so as to fix the gasket 13, thereby facilitating the installation of the whole device.
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 (8)
1. The utility model provides a long service life's section of jurisdiction bolt which characterized in that: including bolt assembly (1) and protection component (2), bolt assembly (1) includes screw rod (11), screwhead (12) and gasket (13), the outside of screw rod (11) is provided with protection component (2), protection component (2) are including protection winding (21), the outside of protection winding (21) is provided with back up coat (22), the outside swing joint of screwhead (12) has helmet (23), the inner wall of helmet (23) is provided with guard ring (24), screwhead (12) with mounting groove (25) have all been seted up in the middle part of helmet (23), the inside swing joint of mounting groove (25) has erection rod (26), the outside both sides of gasket (13) all are provided with packing ring (27).
2. A long-life segment bolt according to claim 1, characterized in that: the inside of gasket (13) is provided with spacing subassembly (3), spacing subassembly (3) are including spacing groove (31), the inside swing joint of spacing groove (31) has spacing lead screw (32), stopper (33) are installed to the terminal bottom of spacing lead screw (32).
3. A long-life segment bolt according to claim 1, characterized in that: the screw head (12) is arranged at the tail end of one side of the screw rod (11), a gasket (13) is movably connected to the outer portion of the screw rod (11), and a nut (14) is movably connected to the tail end of the other side of the screw rod (11).
4. A long-life segment bolt according to claim 1, characterized in that: the protective winding (21) is made of steel wire materials, and the protective winding (21) is tightly attached to the outer portion of the screw rod (11).
5. A long-life segment bolt according to claim 1, characterized in that: the reinforcing layer (22) is made of an anti-corrosion material, and the protective winding (21) is tightly wrapped by the reinforcing layer (22).
6. A long-life segment bolt according to claim 1, characterized in that: the inner part of the mounting groove (25) and the outer part of the mounting rod (26) are provided with threads.
7. A long-life segment bolt according to claim 1, characterized in that: the gasket (27) is made of polyurethane rubber, and slopes are arranged on the outer ring of the top of the gasket (27).
8. A long-life segment bolt according to claim 2, characterized in that: the bottom of the limiting block (33) is in direct contact with the top of the reinforcing layer (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220152903.1U CN217713268U (en) | 2022-01-20 | 2022-01-20 | Long service life's section of jurisdiction bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220152903.1U CN217713268U (en) | 2022-01-20 | 2022-01-20 | Long service life's section of jurisdiction bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217713268U true CN217713268U (en) | 2022-11-01 |
Family
ID=83786323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220152903.1U Active CN217713268U (en) | 2022-01-20 | 2022-01-20 | Long service life's section of jurisdiction bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217713268U (en) |
-
2022
- 2022-01-20 CN CN202220152903.1U patent/CN217713268U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217713268U (en) | Long service life's section of jurisdiction bolt | |
| CN205894070U (en) | A corrosion -resistant prefabricated grouted rock bolt for strongly -corrosive environment | |
| CN211648157U (en) | Rubber shield tail sealing brush with spring plate skeleton embedded therein and shield tail sealing structure | |
| CN210106358U (en) | Rag bolt subassembly with anticorrosive function | |
| RU185027U1 (en) | Flexible cable anchor with corrosion protection | |
| CN211624448U (en) | Lining type corrosion-resistant miniature composite reinforced concrete drain pipe for jacking construction | |
| CN208587174U (en) | A kind of new type mining anchor cable | |
| CN219203987U (en) | Corrosion-resistant cable protection tube | |
| CN214789496U (en) | Assembled municipal administration water supply and drainage pipeline structure | |
| CN214889544U (en) | Anti-corrosion chute pipeline connecting flange | |
| CN218466594U (en) | Possesses anti-blocking monitoring type intelligence well lid | |
| CN219425211U (en) | Wear-resisting anticorrosion's cover soil net | |
| CN213117833U (en) | Composite anti-corrosion reinforced concrete drain pipe | |
| CN208268558U (en) | A kind of pipe of concrete with frp lining | |
| CN219712628U (en) | Novel composite galvanized pipe | |
| CN210034663U (en) | Impact-resistant plastic pipe | |
| CN218060299U (en) | Anchor bolt anti-corrosion structure | |
| CN217419316U (en) | Sealing structure for opening of stay cable guide pipe | |
| CN219013705U (en) | Dual protection type PPR pipe | |
| CN214707092U (en) | Improved generation preformed helical damper structure | |
| CN219866702U (en) | High-strength B-shaped pipe with winding structure wall | |
| CN210264168U (en) | Agricultural is square tube for guardrail | |
| CN212077625U (en) | Totally enclosed type suspension cable anticorrosion structure | |
| CN216487412U (en) | Corrosion-resistant signal cable | |
| CN214170466U (en) | Stable form oil casing pipe of high strength |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |