CN218582029U

CN218582029U - Novel double-end arc section of jurisdiction bolt

Info

Publication number: CN218582029U
Application number: CN202223207925.2U
Authority: CN
Inventors: 高保青
Original assignee: Zhongdao Intelligent Equipment Manufacturing Hebei Co ltd
Current assignee: Zhongdao Intelligent Equipment Manufacturing Hebei Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-03-07
Anticipated expiration: 2032-11-30

Abstract

The utility model relates to a section of jurisdiction bolt field discloses a novel double-end arc section of jurisdiction bolt, including the embolus, the embolus both ends all are provided with the screw thread post, the middle part all is provided with the fixed orifices in the screw thread post, equal block has the staple in the fixed orifices, the outer wall of embolus transversely is provided with the oiling groove, the embolus outer wall has from left to right set gradually the ring channel. The utility model discloses in, all be provided with the structure that the middle part all was provided with the fixed orifices and the equal block in the fixed orifices had the staple in the fixed orifices in screw thread post and the screw thread post through the pillar both ends, the purpose that drops has been placed to fixation nut has been realized, thereby it has the effect that the staple prevented the nut and dropped to have reached through the block in the fixed orifices, the outer wall through the pillar transversely is provided with the structure that oil filler sleeve and pillar outer wall from left to right set gradually the ring channel, the purpose of injecting nursing oil has been realized, thereby the effect of injecting nursing oil for the section of jurisdiction bolt in the use has been reached.

Description

Novel double-end arc section of jurisdiction bolt

Technical Field

The utility model relates to a section of jurisdiction bolt field especially relates to a novel double-end arc section of jurisdiction bolt.

Background

Along with development of times, people also improve gradually the pursuit of quality of life, be convenient for people's trip, a strip tunnel has just also been built out, and whether every tunnel is sturdy and durable, depend on the shield section of jurisdiction of tunnel inlayer, because the section of jurisdiction is bearing the support tunnel, resist the safety of its quality direct relation to a whole tunnel of works such as soil layer pressure, and want to make up so important section of jurisdiction then need use the section of jurisdiction bolt, for the radian that accords with the section of jurisdiction, the section of jurisdiction bolt is mostly the arc in order to be used for assembling the section of jurisdiction.

At the in-process that uses a novel double-end arc section of jurisdiction bolt, thereby at present traditional section of jurisdiction bolt is because rust easily for a long time and wear and tear in humid environment, secondly current section of jurisdiction bolt leads to the nut to drop so can lead to the section of jurisdiction to collapse because the easy wearing and tearing of live time overlength screw lead to.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a novel double-end arc-shaped segment bolt.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a novel double-end arc section of jurisdiction bolt, includes the embolus post, the embolus post both ends all are provided with the screw thread post, the middle part all is provided with the fixed orifices in the screw thread post, the outer equal threaded connection of screw thread post has the nut, the nut inboard all is provided with the gasket, the outer wall of embolus post transversely is provided with the oiling groove, the embolus post outer wall has from left to right set gradually the ring channel.

As a further description of the above technical solution:

and a fixing nail is arranged on the outer side of the nut.

As a further description of the above technical solution:

and fixing nails are clamped in the fixing holes.

As a further description of the above technical solution:

the gasket cover is established at the screw thread post periphery, the gasket has four altogether.

As a further description of the above technical solution:

the annular grooves are all communicated with the oil filling groove in a crossing manner.

As a further description of the above technical solution:

the oil injection groove is provided with two.

As a further description of the above technical solution:

and a zinc coating is uniformly arranged on the outer surface of the bolt.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, all be provided with the fixed orifices through the stud both ends and the interior middle part of screw post and screw post in the structure that all blocks in the fixed orifices had the staple, realized the purpose that fixation nut prevented to drop to thereby it has the effect that the staple prevented the nut and dropped to have reached through the block in the fixed orifices, thereby can prevent that the screw thread of screw post from making the nut drop because of time wearing and tearing and prevent that the section of jurisdiction collapses from this.

2. The utility model discloses in, transversely be provided with the structure that oiling groove and embolus outer wall from left to right set gradually the ring channel through the outer wall of embolus, realized the purpose of injecting nursing oil into to reached the effect of the section of jurisdiction bolt injection nursing oil in use, thereby can prevent that the section of jurisdiction from rustting in humid environment and making its life increase from this.

Drawings

Fig. 1 is a three-dimensional exploded view of a novel double-ended arc-shaped segment bolt provided by the utility model;

fig. 2 is a perspective view of a novel double-ended arc-shaped segment bolt provided by the present invention;

fig. 3 is the utility model provides a novel double-end arc section of jurisdiction bolt's top view.

Illustration of the drawings:

1. a stud; 2. a threaded post; 3. a fixing hole; 4. an annular groove; 5. an oil injection groove; 6. fixing nails; 7. a nut; 8. and (7) a gasket.

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 an embodiment: the utility model provides a novel double-end arc section of jurisdiction bolt, including the

pillar

1, 1 both ends of pillar all are provided with the screw column 2, the middle part all is provided with fixed orifices 3 in the screw column 2, equal threaded connection has nut 7 outside the screw column 2, nut 7 inboard all is provided with gasket 8, the outer wall of pillar 1 transversely is provided with

oiling groove

5, 1 outer wall of pillar from left to right has set gradually ring channel 4, all be provided with the structure of screw column 2 through 1 both ends of pillar, the purpose of coupling nut 7 has been realized, thereby the effect of fixed section of jurisdiction bolt has been reached, all be provided with the structure of fixed orifices 3 through the middle part in the screw column 2, the purpose that fixing nut 7 prevents to drop has been realized through the block in fixed orifices 3 to have staple 6, thereby prevent the effect that nut 7 dropped, thereby can prevent that the screw thread of screw column 2 from making nut 7 drop because of time wearing and preventing the nut 7 collapse, thereby it all is provided with the structure of gasket 8 to have through the equal threaded connection of screw column 2 outside the nut 7 and the inboard of nut 7, thereby realized utilizing nut 7 and gasket 8 with the mesh that the effect of nut 8 of the anchor bolt is prevented that the pipe piece is prevented that the outer wall of nut 7 and the horizontal oiling groove 5 that the oil injection of the ring channel 5 that the effect of the external wall of nut from left to right to left to have set up and has increased the nursing in the use of the ring channel of the nursing in the pipe, thereby the nursing effect that the ring channel 5 has realized the nursing that the pipe is the use of the pipe that the ring channel that the pipe was set up the effect of the anchor that the pipe was in proper order that the use of the cooperation of the ring channel 5 was in the nursing bolt was in the use of the nursing bolt was in the use, thereby it was in the nursing effect that the use, thereby the nursing effect of the pillar was provided with the nursing effect of the pillar, thereby it was in the nursing effect of the nursing effect that the pillar, thereby it was realized the use, thereby it was in the nursing effect that the use of the pillar, thereby it was prevented the pillar, thereby it had been provided with the nursing effect that the duct piece was in the duct piece, thereby it was prevented the duct piece, thereby it had been set up the nursing effect that the duct piece was in the duct piece.

Nut 7 outside is provided with staple 6, equal block has staple 6 in

fixed orifices

3, 8 covers of gasket are established in 2 peripheries of screw thread post, gasket 8 has four altogether, ring channel 4 all and oiling groove 5 cross intercommunication, oiling groove 5 is provided with two, 1 surface of stud evenly is provided with the galvanizing coat, it has the structure of staple 6 and equal block in fixed orifices 3 to be provided with staple 6 through the nut 7 outside, the purpose that prevents nut 7 and drop has been realized, thereby reached the block and lived nut 7 and prevented its effect that drops because of 2 threaded wear of screw thread post, establish the structure in 2 peripheries of screw thread post through 8 covers of gasket, the purpose of increase area of contact has been realized, thereby reached and reduced the effect that pressure prevents not hard up protection part and screw thread post 2 and nut 7, through 8 structures that have four altogether, the purpose of nut 7 protection with stud 1 both ends has been realized, thereby reached the effect that prevents nut 7 from becoming flexible through ring channel 4 all and oiling groove 5 cross intercommunication, thereby realized the purpose that the nursing oil with oiling groove 5's nursing oil flows into ring channel 4, thereby reached the effect of being provided with the more the maintenance bolt structure, thereby the more the even maintenance bolt has realized the purpose that the pipe piece has reached through the comprehensive maintenance bolt has been provided with the all side of preventing the maintenance bolt that has reached the maintenance bolt, thereby the mesh of the pipe piece has reached the maintenance bolt, thereby the maintenance bolt has realized the maintenance bolt has reached the purpose that has reached the maintenance bolt has more that has reached the maintenance bolt structure.

The working principle is as follows: after putting into the section of jurisdiction with this section of jurisdiction bolt, establish on the column bolt 1 is outer through establishing 8 covers of gasket, realized increase area of contact and reduced pressure and prevented not hard up the purpose of protection part and screw thread post 2 and nut 7, through installing nut 7 on screw thread post 2, realized the purpose that gets up the section of jurisdiction bolt fastening, through 6 blocks of staple in fixed orifices 3, realized the purpose that prevents nut 7 and drop, through oiling groove 5 and the ring channel 4 that set up on the column bolt 1, realized injecting nursing oil into oiling groove 5 and making its comprehensive purpose of wrapping up the section of jurisdiction bolt in flowing into ring channel 4 from oiling groove 5.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a novel double-end arc section of jurisdiction bolt, includes bolt post (1), its characterized in that: bolt post (1) both ends all are provided with screw thread post (2), the middle part all is provided with fixed orifices (3) in screw thread post (2), equal threaded connection has nut (7) outside screw thread post (2), nut (7) inboard all is provided with gasket (8), the outer wall of bolt post (1) transversely is provided with oiling groove (5), bolt post (1) outer wall has from left to right set gradually ring channel (4).

2. The novel double-end arc-shaped segment bolt as claimed in claim 1, characterized in that: and a fixing nail (6) is arranged on the outer side of the nut (7).

3. The novel double-ended arc-shaped segment bolt as claimed in claim 1, wherein: the fixing holes (3) are internally clamped with fixing nails (6).

4. The novel double-ended arc-shaped segment bolt as claimed in claim 1, wherein: the gasket (8) is sleeved on the periphery of the threaded column (2), and the number of the gaskets (8) is four.

5. The novel double-ended arc-shaped segment bolt as claimed in claim 1, wherein: the annular grooves (4) are communicated with the oil filling groove (5) in a crossing mode.

6. The novel double-end arc-shaped segment bolt as claimed in claim 1, characterized in that: two oil injection grooves (5) are arranged.

7. The novel double-ended arc-shaped segment bolt as claimed in claim 1, wherein: the outer surface of the bolt column (1) is uniformly provided with a zinc coating.