CN202090924U - Device for blocking reserve positioning hole of tunnel contact net slotted channel - Google Patents
Device for blocking reserve positioning hole of tunnel contact net slotted channel Download PDFInfo
- Publication number
- CN202090924U CN202090924U CN2011202083072U CN201120208307U CN202090924U CN 202090924 U CN202090924 U CN 202090924U CN 2011202083072 U CN2011202083072 U CN 2011202083072U CN 201120208307 U CN201120208307 U CN 201120208307U CN 202090924 U CN202090924 U CN 202090924U
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- China
- Prior art keywords
- shutoff
- blocking
- lining
- installing plate
- utility
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- Expired - Fee Related
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Abstract
The utility model relates to a device for blocking a reserve positioning hole of a tunnel contact net slotted channel. The device is provided with a blocking mounting plate, wherein two blocking and positioning mounting holes are arranged on the blocking mounting plate; a rectangular blocking block is fixed and installed on a plate face of the blocking mounting plate; and the two blocking and positioning mounting holes are arranged on the two sides of the blocking block. The device can effectively and reliably paste and block the reserve positioning hole of the tunnel contact net slotted channel which is provisionally not in use and arranged on a lining trolley template, so as to guarantee no grout leakage of concrete at the second-time lining, and avoid the second-time repairing of the concrete at the second-time lining.
Description
Technical field
The utility model relates to the plugging device that a kind of tunnel overhead contact conduit is reserved locating hole, is provided with a shutoff installing plate, and the shutoff installing plate is provided with two shutoff location and installation holes and shutoff fill block.
Background technology
Tunnel overhead contact is the transmission line of electricity to the special shape of electric locomotive power supply that set up in the downline sky, and the tunnel overhead contact conduit is the base apparatus that is used for hanging tunnel overhead contact.The tunnel overhead contact conduit generally is embedded on the Tunnel Second Lining, because of the lining trolley end face is a curved surface, oil cylinder stroke is limited, personnel are difficult to crawl into location and installation, prior art generally adopts the bolt positioning mode, promptly on the lining trolley template, offer the fixedly secondary locating hole of T type bolt in the relevant position according to tunnel overhead contact conduit kind of design, port size is that 4cm * 2.5cm(encircles * indulges), 2.5m conduit is offered three holes, 1.5m conduit is offered two holes, lay according to design synthesis, lack perforate in principle as far as possible, guarantee the presentation quality of secondary lining.Because each group secondary lining only need be provided with wherein several conduit types, so a lot of secondary locating holes on the lining trolley template all are in idle state, need implement reliable shutoff to secondary locating hole idle on the lining trolley template.At present general way is to carry out shutoff by foam filler or stopper, and the spillage phenomenon is very serious as a result, influence the presentation quality of the secondary lining after the demoulding, also needs the concrete of secondary lining is carried out the secondary repairing.Not only the construction speed of Yan Wuing has also caused serious economy loss.So urgent need will provide a kind of new tunnel overhead contact conduit to reserve the plugging device of locating hole.
Summary of the invention
The purpose of this utility model is to provide a kind of tunnel overhead contact conduit to reserve the plugging device of locating hole, is provided with a shutoff installing plate, and the shutoff installing plate is provided with two shutoff location and installation holes and shutoff fill block.The utility model can reserve that locating hole carries out effectively, closely connected shutoff reliably to tunnel overhead contact conduit idle on the lining trolley template, and the concrete of guaranteeing secondary lining is spillage not, avoids concrete to secondary lining to carry out secondary and repairs.
The purpose of this utility model is realized by following technical proposals: a kind of tunnel overhead contact conduit is reserved the plugging device of locating hole, is provided with a shutoff installing plate, and described shutoff installing plate is provided with two shutoff location and installation holes; The shutoff fill block of fixed installation rectangle on the plate face of described shutoff installing plate; Described two shutoff location and installation holes are arranged on the both sides of described shutoff fill block.
The utility model compared with prior art has following advantage:
1. the shutoff installing plate in the utility model is fixedly mounted on the lining trolley template, does not come off when guaranteeing the secondary lining concrete construction; The accurate location of plugging device can be realized in shutoff location and installation hole on the shutoff installing plate.
Shutoff fill block in the utility model realize with the lining trolley template on idle secondary locating hole carry out close filling out fully, spillage not when guaranteeing Second Lining Construction guarantees the presentation quality of secondary lining.
3. the utility model has been avoided the Hotfix to secondary lining, the patch work of secondary lining, and per 12 linear meter(lin.m.)s need 2 professional patchers to repair just can reach acceptance criteria in 4 hours; Use plugging device of the present utility model, per 12 linear meter(lin.m.)s are saved about 200 yuan of renewal expense.
4. the utility model reserves to the tunnel overhead contact conduit that temporarily need not use on the lining trolley template that locating hole carries out effectively, closely connected shutoff reliably, can save the rework cost up to 20000 yuan, saves the constructing tunnel cost.
The utility model is described in further detail below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the schematic diagram of the shutoff fill block in the utility model;
Fig. 3 is a scheme of installation of the present utility model.
The specific embodiment
Referring to Fig. 1, Fig. 2 (Fig. 1 is that sectional view, Fig. 2 are the vertical views of Fig. 1), tunnel overhead contact conduit of the present utility model is reserved the plugging device of locating hole, is provided with a shutoff installing plate 1, and described shutoff installing plate is provided with two shutoff location and installation holes 2; The shutoff fill block 3 of fixed installation rectangle on the plate face of described shutoff installing plate; Described two shutoff location and installation holes are arranged on the both sides of described shutoff fill block.
Referring to Fig. 1, Fig. 2, in the present embodiment, described shutoff installing plate 1 is a rectangular steel plates, and the length of shutoff installing plate is 120～125mm, and width is 45～55mm, and thickness is 9～11mm.The upper face center of described shutoff installing plate is provided with the shutoff fill block 3 of rectangle, and the size of the size of the shutoff fill block of described rectangle and the location of the secondary on lining trolley template square hole adapts, and the shutoff fill block and the shutoff installing plate of described rectangle are integrally welded.The shutoff location and installation hole of described shutoff fill block both sides is circular through holes.In the present embodiment, the length of described shutoff fill block is 21mm, and width is 44mm, and thickness is 10mm.The size of the secondary location square hole on the described lining trolley template is 22 * 45mm.
Referring to Fig. 3 (Fig. 3 is a sectional view), in the present embodiment, for in the tunnel invert lining construction, the tunnel overhead contact conduit is embedded on the Tunnel Second Lining, on the lining trolley template according to tunnel overhead contact conduit kind of design, need offer the fixedly secondary locating hole of T type bolt in the relevant position, because each group secondary lining only need use wherein several conduit types, therefore there are a lot of secondary locating holes all to be in idle state on the lining trolley template, need secondary locating hole idle on the lining trolley template is implemented reliable shutoff, this just needs to install plugging device of the present utility model.Tunnel overhead contact conduit Embedment Construction belongs to the prior art category, is not described in detail herein.Plugging device of the present utility model is along the installed inside of lining trolley template 4, described shutoff fill block is from the inboard secondary locating hole that inserts on it of lining trolley template, install with positioning bolt 5 contrapositions that are welded on lining trolley template inboard in two shutoff location and installation holes on the described shutoff installing plate simultaneously, at last by nut 6 location and installation on the locking positioning bolt.In order to make plugging device reach standardization, can guarantee when perforate that the size of secondary locating hole size is consistent.
In the present embodiment, described shutoff installing plate is fixedly mounted on the lining trolley template, does not come off when guaranteeing the secondary lining concrete construction; Locating hole on the shutoff installing plate can be realized the accurate location of plugging device.Described shutoff fill block realize with the lining trolley template on idle secondary locating hole carry out close filling out fully, spillage not when guaranteeing Second Lining Construction guarantees the presentation quality of secondary lining.The utility model has been avoided the Hotfix to secondary lining, the patch work of secondary lining, and per 12 linear meter(lin.m.)s need 2 professional patchers to repair just can reach acceptance criteria in 4 hours; Use plugging device of the present utility model, per 12 linear meter(lin.m.)s are saved about 200 yuan of renewal expense.The utility model reserves to the tunnel overhead contact conduit that temporarily need not use on the lining trolley template that locating hole carries out effectively, closely connected shutoff reliably, can save the rework cost up to 20000 yuan, saves the constructing tunnel cost.
Claims (1)
1. a tunnel overhead contact conduit is reserved the plugging device of locating hole, and it is characterized in that: be provided with a shutoff installing plate, described shutoff installing plate is provided with two shutoff location and installation holes; The shutoff fill block of fixed installation rectangle on the plate face of described shutoff installing plate; Described two shutoff location and installation holes are arranged on the both sides of described shutoff fill block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202083072U CN202090924U (en) | 2011-06-20 | 2011-06-20 | Device for blocking reserve positioning hole of tunnel contact net slotted channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202083072U CN202090924U (en) | 2011-06-20 | 2011-06-20 | Device for blocking reserve positioning hole of tunnel contact net slotted channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202090924U true CN202090924U (en) | 2011-12-28 |
Family
ID=45365997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202083072U Expired - Fee Related CN202090924U (en) | 2011-06-20 | 2011-06-20 | Device for blocking reserve positioning hole of tunnel contact net slotted channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202090924U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696561A (en) * | 2014-01-02 | 2014-04-02 | 中国建筑股份有限公司 | Building formwork with repair function and construction method |
| CN105781578A (en) * | 2016-03-08 | 2016-07-20 | 中铁隧道集团三处有限公司 | Rapid blocking formwork trolley and blocking method for water and mud burst of tunnel |
| CN110454195A (en) * | 2019-08-08 | 2019-11-15 | 广东水电二局股份有限公司 | Built-in slip casting pipe adjustment mechanism, trolley, installation method and Grouting Pipe method of adjustment |
-
2011
- 2011-06-20 CN CN2011202083072U patent/CN202090924U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696561A (en) * | 2014-01-02 | 2014-04-02 | 中国建筑股份有限公司 | Building formwork with repair function and construction method |
| CN103696561B (en) * | 2014-01-02 | 2016-03-30 | 中国建筑股份有限公司 | A kind of construction formwork and construction method with repair function |
| CN105781578A (en) * | 2016-03-08 | 2016-07-20 | 中铁隧道集团三处有限公司 | Rapid blocking formwork trolley and blocking method for water and mud burst of tunnel |
| CN105781578B (en) * | 2016-03-08 | 2018-02-06 | 中铁隧道集团三处有限公司 | The quick blocking formwork jumbo and method for blocking of a kind of tunnel water bursting factor |
| CN110454195A (en) * | 2019-08-08 | 2019-11-15 | 广东水电二局股份有限公司 | Built-in slip casting pipe adjustment mechanism, trolley, installation method and Grouting Pipe method of adjustment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CCCC TUNNEL ENGINEERING COMPANY LIMITED Effective date: 20150713 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150713 Address after: 100088, A, room 928, block 85, Desheng Avenue, Xicheng District, Beijing Patentee after: CCCC TUNNEL ENGINEERING Co.,Ltd. Patentee after: THE ELECTRIFICATION COMPANY OF CCCC TUNNEL ENGINEERING Co.,Ltd. Address before: 100088, A, room 1023, block 85, Desheng Avenue, Xicheng District, Beijing Patentee before: CCCC TUNNEL ENGINEERING Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111228 Termination date: 20190620 |