CN207018008U - A kind of shield duct piece - Google Patents
A kind of shield duct piece Download PDFInfo
- Publication number
- CN207018008U CN207018008U CN201720751498.4U CN201720751498U CN207018008U CN 207018008 U CN207018008 U CN 207018008U CN 201720751498 U CN201720751498 U CN 201720751498U CN 207018008 U CN207018008 U CN 207018008U
- Authority
- CN
- China
- Prior art keywords
- section
- jurisdiction
- jurisdiction body
- fixedly connected
- duct piece
- 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.)
- Expired - Fee Related
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a kind of shield duct piece, including section of jurisdiction body, the inner side of the section of jurisdiction body is provided with supporting plate by screw, the upper end of the supporting plate is fixedly connected with check valve, the port card of the section of jurisdiction body is connected to sealing strip, and the lower end of the section of jurisdiction body is fixedly connected with bolt, connecting plate is socketed with the bolt, the bolt has been connected through a screw thread nut, and the section of jurisdiction body is internally provided with hog frame.The shield duct piece connects the cavity between two sections of jurisdiction using hollow connected nail, and is poured into a mould to realize the good combination between section of jurisdiction, causes not have weeping in casting process using check valve and sealing strip, ensures that cast is complete, without space；Section of jurisdiction is fixed from inner side using threaded connection, combines section of jurisdiction relatively reliable, using hog frame section of jurisdiction intensity can be made higher, possess stronger supporting role.
Description
Technical field
Shield technique field is the utility model is related to, specially a kind of shield duct piece.
Background technology
Shield duct piece is the main mounting structure of shield-tunneling construction, is the innermost layer barrier in tunnel, carries resistance soil layer pressure
The effect of power, groundwater pressure and some special loads.Shield duct piece is the permanent lining, secondary lining structure of shield tunnel, shield pipe
Tablet quality is directly connected to the total quality and safety in tunnel, influences the water resistance and endurance quality in tunnel.
Common shield duct piece is connected using fastener, and combination is single, security risk be present, and have between section of jurisdiction
Gap, there is risk of leakage, section of jurisdiction is due to being load-supporting part, it is necessary to carry out structure-reinforced.
Utility model content
The purpose of this utility model is to provide a kind of shield duct piece, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides following technical scheme：A kind of shield duct piece, including section of jurisdiction body,
The inner side of the section of jurisdiction body is provided with supporting plate by screw, and the upper end of the supporting plate is fixedly connected with check valve, described
The port card of section of jurisdiction body is connected to sealing strip, and the lower end of the section of jurisdiction body is fixedly connected with bolt, is socketed with the bolt
Connecting plate, the bolt have been connected through a screw thread nut, and the section of jurisdiction body is internally provided with hog frame, the check valve bag
Cylinder, connecting rod, guide rod, spring, apical ring, opening and charging hole are included, the inwall of the cylinder is fixedly connected with connecting rod, the company
The left end of bar is fixedly connected with guide rod, and spring is socketed with the outside of the guide rod, and the guide rod is slidably connected with apical ring, the top
Ring is provided with opening, and the left end of the cylinder is provided with charging hole.
Preferably, the section of jurisdiction body is internally provided with cavity, the port of the section of jurisdiction body set it is fluted, it is described
Groove and sealing strip clamping, are provided with valve pool on the inside of the section of jurisdiction body, and the port of the section of jurisdiction body is fixedly connected free
Heart connected nail.
Preferably, it is provided with injection orifice in the middle part of the supporting plate.
Preferably, the hog frame includes metal frame and support bar, and support is fixedly connected with the middle part of the metal frame
Bar, the metal frame are made up of No. 45 steel.
Compared with prior art, the beneficial effects of the utility model are：The shield duct piece is using hollow connected nail connection two
Cavity between section of jurisdiction, and poured into a mould to realize the good combination between section of jurisdiction, pouring using check valve and sealing strip
Weeping is not had during note, ensures that cast is complete, without space；Section of jurisdiction is fixed from inner side using threaded connection, made
Section of jurisdiction combine it is relatively reliable, using hog frame section of jurisdiction intensity can be made higher, possess stronger supporting role.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is one-way valve structures schematic diagram of the present utility model；
Fig. 3 is hog frame structural representation of the present utility model.
In figure：1 section of jurisdiction body, 11 cavities, 12 grooves, 13 valve pools, 14 hollow connected nails, 2 supporting plates, 21 injection orifices, 3 lists
To valve, 31 cylinders, 32 connecting rods, 33 guide rods, 34 springs, 35 apical rings, 36 openings, 37 charging holes, 4 sealing strips, 5 bolts, 6 connections
Plate, 7 nuts, 8 hog frames, 81 metal frames, 82 support bars.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
In description of the present utility model, it is to be understood that term " longitudinal direction ", " transverse direction ", " on ", " under ", " preceding ",
The orientation or position relationship of the instruction such as " rear ", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " be based on
Orientation shown in the drawings or position relationship, it is for only for ease of description the utility model, rather than instruction or the dress for implying meaning
Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the utility model
Limitation.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of shield duct piece, including section of jurisdiction body 1, pipe
Piece body 1 is internally provided with cavity 11, and by cavity 11, cement can be injected between section of jurisdiction body 1, realizes and combines, section of jurisdiction
The port setting fluted 12 of body 1, groove 12 and the clamping of sealing strip 4, can prevent the radial direction leak between section of jurisdiction body 1,
The inner side of section of jurisdiction body 1 is provided with valve pool 13, and the port of section of jurisdiction body 1 is fixedly connected with hollow connected nail 14, hollow connected nail
14 realize the combination between section of jurisdiction body 1, while leave through hole and be used to pour into a mould, and make to combine more firmly between section of jurisdiction body 1, pipe
The inner side of piece body 1 is provided with supporting plate 2 by screw, and the middle part of supporting plate 2 is provided with injection orifice 21, for injecting cement,
The upper end of supporting plate 2 is fixedly connected with check valve 3, check valve 3 include cylinder 31, connecting rod 32, guide rod 33, spring 34, apical ring 35,
Opening 36 and charging hole 37, the inwall of cylinder 31 are fixedly connected with connecting rod 32, and the left end of connecting rod 32 is fixedly connected with guide rod 33,
The outside of guide rod 33 is socketed with spring 34,34 elastic effect of spring, and guide rod 33 is slidably connected with apical ring 35, and apical ring 35 is provided with
Opening 36, the left end of cylinder 31 are provided with charging hole 37, and apical ring 35 seals charging hole 37, the port of section of jurisdiction body 1 under normality
Sealing strip 4 is connected with, prevents seepage during 1 outside casting cement of leak and section of jurisdiction body, the lower end of section of jurisdiction body 1 is fixedly connected
There is bolt 5, connecting plate 6 is socketed with bolt 5, bolt 5 has been connected through a screw thread nut 7, firm by being realized between section of jurisdiction body 1
Connection, section of jurisdiction body 1 are internally provided with hog frame 8, and hog frame 8 includes metal frame 81 and support bar 82, in metal frame 81
Portion is fixedly connected with support bar 82, and metal frame 81 is made up of No. 45 steel, enhances the intensity of section of jurisdiction body 1, makes it have stronger
Supporting role.
The utility model is in the specific implementation：The hog frame 8 being made up of metal frame 81 and support bar 82 greatly strengthen pipe
The intensity of piece body 1, make it have stronger supporting role；When needing to be spliced section of jurisdiction body 1, make hollow connected nail
14 alignment cavities 11, realize positioning, the interlocking sealing strip 4 in the groove 12 of two section of jurisdiction bodies 1, then connecting plate 6 is plugged in
On bolt 5, and fastened using nut 7, until completing ring-type splicing, then cement is injected to cavity 11 from injection orifice 21, made
All section of jurisdiction bodies 1 are connected, and cement passes through check valve 3 during injection, and apical ring 35 is opened on top, and spring 34 compresses, and cement is through excessively stream
Through hole 36 flows into cavity 11, and when stopping injecting, in the presence of spring 34, apical ring 35 seals charging hole 37, prevents cement from leaking
Cause gap occur in cavity 11 down.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of shield duct piece, including section of jurisdiction body（1）, it is characterised in that：The section of jurisdiction body（1）Inner side pacified by screw
Equipped with supporting plate（2）, the supporting plate（2）Upper end be fixedly connected with check valve（3）, the section of jurisdiction body（1）Port card
It is connected to sealing strip（4）, the section of jurisdiction body（1）Lower end be fixedly connected with bolt（5）, the bolt（5）On be socketed with connection
Plate（6）, the bolt（5）It has been connected through a screw thread nut（7）, the section of jurisdiction body（1）Be internally provided with hog frame（8）,
The check valve（3）Including cylinder（31）, connecting rod（32）, guide rod（33）, spring（34）, apical ring（35）, opening（36）With enter
Expect hole（37）, the cylinder（31）Inwall be fixedly connected with connecting rod（32）, the connecting rod（32）Left end be fixedly connected with and lead
Bar（33）, the guide rod（33）Outside be socketed with spring（34）, the guide rod（33）With apical ring（35）It is slidably connected, the top
Ring（35）It is provided with opening（36）, the cylinder（31）Left end be provided with charging hole（37）.
A kind of 2. shield duct piece according to claim 1, it is characterised in that：The section of jurisdiction body（1）Be internally provided with
Cavity（11）, the section of jurisdiction body（1）Port set it is fluted（12）, the groove（12）With sealing strip（4）Clamping, it is described
Section of jurisdiction body（1）Inner side be provided with valve pool（13）, the section of jurisdiction body（1）Port be fixedly connected with hollow connected nail
（14）.
A kind of 3. shield duct piece according to claim 1, it is characterised in that：The supporting plate（2）Middle part be provided with note
Perforation（21）.
A kind of 4. shield duct piece according to claim 1, it is characterised in that：The hog frame（8）Including metal frame（81）
And support bar（82）, the metal frame（81）Middle part be fixedly connected with support bar（82）, the metal frame（81）By No. 45 steel
It is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720751498.4U CN207018008U (en) | 2017-06-27 | 2017-06-27 | A kind of shield duct piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720751498.4U CN207018008U (en) | 2017-06-27 | 2017-06-27 | A kind of shield duct piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207018008U true CN207018008U (en) | 2018-02-16 |
Family
ID=61485198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720751498.4U Expired - Fee Related CN207018008U (en) | 2017-06-27 | 2017-06-27 | A kind of shield duct piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207018008U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114658442A (en) * | 2022-05-23 | 2022-06-24 | 中铁建设集团华北工程有限公司 | Prevention of seepage subway tunnel section of jurisdiction |
-
2017
- 2017-06-27 CN CN201720751498.4U patent/CN207018008U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114658442A (en) * | 2022-05-23 | 2022-06-24 | 中铁建设集团华北工程有限公司 | Prevention of seepage subway tunnel section of jurisdiction |
| CN114658442B (en) * | 2022-05-23 | 2022-08-26 | 中铁建设集团华北工程有限公司 | Prevention of seepage subway tunnel section of jurisdiction |
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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: 20180216 Termination date: 20210627 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |