CN202882946U - Movable module used along with tunnel heightening section heightening template trolley - Google Patents
Movable module used along with tunnel heightening section heightening template trolley Download PDFInfo
- Publication number
- CN202882946U CN202882946U CN 201220550638 CN201220550638U CN202882946U CN 202882946 U CN202882946 U CN 202882946U CN 201220550638 CN201220550638 CN 201220550638 CN 201220550638 U CN201220550638 U CN 201220550638U CN 202882946 U CN202882946 U CN 202882946U
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- Prior art keywords
- heightening
- tunnel
- section
- movable module
- increasing
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- Expired - Lifetime
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a movable module used along with a tunnel heightening section heightening template trolley. A plurality of layers of reinforcing steel bars are horizontally arranged inside the movable module used along with the tunnel heightening section heightening template trolley. Two external exposed embedded steel lifting rings are vertically fixed at the center of the upper surface of the movable module in an anchoring mode. C 30 concrete with the side length of 1 meter is cast to be in a cube structure. The reinforcing steel bars and the embedded lifting rings are made of deformed steel bars with the diameter of 22 mm. According to the movable module used along with the tunnel heightening section heightening template trolley, only a simple pad module is used for changing a condition that a new trolley is needed to be additionally arranged on a traditional lining ventilation tunnel heightening section, construction cost is largely saved, construction manufacturing cost is reduced, meanwhile, time and force are enabled to be saved when a second piece of lining concrete is cast, and construction time is largely shortened. The movable module used along with the tunnel heightening section heightening template trolley is a new tunnel lining method for heightening the trolley, the difficult problem of two linings of the heightening section and a top separating plate is solved, construction progress is improved, construction time is shortened, economic efficiency is obvious, and effects of reducing consumption and energy saving are obvious.
Description
Technical field
The utility model relates to a kind of device with the formwork jumbo bed hedgehopping, particularly relates to a kind ofly increasing the active module that formwork jumbo is used with the tunnel section of increasing.
Background technology
The effect of highway air delivery duct is that the ground fresh air is sent in the highway tunnel through vertical shaft and ground machine room lower, air delivery duct and highway tunnel have a superposition section, this place not only increases one meter than ordinary crossing, but also be provided with roof spacer, because tunnel double-lining operation side sudden change is herein increased, difficulty of construction obviously increases.For the construction at this place, the method that usually adopts is the special lining trolley of processing.The shortcoming of said method is: special chassis has high input; When the operation of each section scope of operation, trolley formwork all needs repeatedly installation and removal, and narrow space dismounting template is difficult, the activity duration is long, has both increased construction costs, incurs loss through delay again construction period.
The utility model content
The purpose of this utility model is the shortcomings and deficiencies that will overcome traditional handicraft, provide a kind of need not the design and increase new chassis, utilize existing chassis and top template lining cutting air delivery duct to increase section concrete, and operation is simple, time weak point, high efficiency, reduction construction costs increase the active module that chassis is used with the tunnel section of increasing.
The purpose of this utility model can realize.The utility model is increased the active module that formwork jumbo uses with the tunnel section of increasing and is characterised in that: describedly increase the active module that formwork jumbo uses with the tunnel section of increasing and be provided with some layers of reinforced steel, two steel concrete cubes that expose the pre-buried steel suspension ring of the vertical anchoring in upper surface center for level in its block.
The utility model is increased the active module that formwork jumbo is used with the tunnel section of increasing, and wherein said steel concrete cube is that the C30 concrete of one meter of the length of side is built cube structure.
The utility model is increased the active module that formwork jumbo is used with the tunnel section of increasing, and the material of wherein said reinforced steel and pre-buried steel suspension ring is φ 22mm screw-thread steel.
The utility model is increased active module difference from prior art that formwork jumbo uses with the tunnel section of increasing and is that it only is just to have changed the situation that traditional lining cutting ventilation tunnel section of increasing must be set up new chassis by having designed a kind of simple pad module that the utility model is increased the active module that formwork jumbo uses with the tunnel section of increasing, greatly saved engineering cost, reduced construction costs, simultaneously so that the section of increasing two serves as a contrast concretes builds time saving and energy savingly, greatly shortened the engineering time.It is a kind of new lining method of heightening chassis, has solved the two lining difficult problems of the section of increasing with roof spacer, has improved construction speed, has shortened the duration, and economic benefit is obvious, and the energy-conservation of consumption reduction effect is remarkable.
Increase the active module that formwork jumbo uses with the tunnel section of increasing and be described further of the present utility model below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 looks generalized section for the structure master who increases the active module that formwork jumbo uses with the tunnel section of increasing.
Fig. 2 is for increasing the structure top cross-sectional view of the active module that formwork jumbo uses with the tunnel section of increasing.
Fig. 3 utilizes sleeper and jack increasing active module that formwork jumbo uses with the tunnel section of increasing and place the working state figure of trolley running rail and chassis.
Fig. 4 is the working state schematic representation of the roof spacer template of the traditional chassis after utilizing the utility model to increase.
The specific embodiment
Such as Fig. 1, Fig. 2, shown in Figure 3, increase the active module 1 that formwork jumbo uses with the tunnel section of increasing and be provided with three layers of reinforced steel 2 for level in its block, two of the vertical anchorings in upper surface center expose pre-buried steel suspension ring 3, and the C30 concrete that the length of side is a meter is built cube structure.The material of reinforced steel 2 and pre-buried steel suspension ring 3 is φ 22mm screw-thread steel.
Such as Fig. 4, shown in Figure 5, utilize the utility model existing chassis that raises to carry out the method that two lining concretes build and be:
1, according to pattern make comprise that three layers of φ 22mm reinforcing bar 2 and two expose pre-buried steel suspension ring 3 increase the active module 1 that formwork jumbo is used with the tunnel section of increasing.
2, adopt alternately jacking lining trolley 7 of 1.2m long tie 4 and 50t jack 5, make chassis 7 terrain clearances reach 1.2m.
3, put into the tunnel section of increasing in 4 gaps of sleeper and increase the active module 1 that formwork jumbo is used, place trolley running rail 6 increasing the active module 1 that formwork jumbo uses with the tunnel section of increasing, calibration rail 6 positions guarantee that the directive wheel of chassis 7 aims at rail 6; Regulate jack 5 and slowly transfer chassis 7, chassis 7 is steadily fallen be put into the tunnel section of increasing and increase on the rail 6 above the active module that formwork jumbo uses.
4, measure setting-out, make air delivery duct lining cutting outline line, first the arc formwork of chassis 7 is removed, air delivery duct roof spacer template 8 is installed again, by hydraulic jack and studdle on the chassis 7, roof spacer template 8 on the chassis 7 is adjusted to design lining cutting outline line, and roof spacer template 8 wants strict centering behaviour flat, guarantees lining cutting height, the circularity and linear smoother of arch ring.
5, carry out carrying out roof spacer template 8 construction of concrete lining behind the reinforcing bar binding.
6, after the concrete lining of the section of increasing arch ring finishes, chassis 7 must be rolled back tunnel floor; Build groined type sleeper frame in the active module space, the chassis of jack-uping is withdrawn from concrete modular, is used alternatingly jack again and reduces chassis to ground.
The utility model is simple in structure, making is easy, but but having solved for a long time highway tunnel section of increasing two lining constructions, it must design and produce a novel difficult problem of increasing chassis, using the utility model both can utilize existing chassis to carry out two lining concrete constructions of the tunnel section of increasing, reduced construction costs, so that construction is easier, the time is short, speed is fast again.
Above-described embodiment is described preferred embodiment of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model all should fall in the definite protection domain of the utility model claims.
Claims (3)
1. increase the active module that formwork jumbo is used with the tunnel section of increasing for one kind, it is characterized in that: describedly increase the active module (1) that formwork jumbo uses with the tunnel section of increasing and be provided with some layers of reinforced steel (2), two steel concrete cubes that expose pre-buried steel suspension ring (3) of the vertical anchoring in upper surface center for level in its block.
2. according to claim 1ly increase the active module that formwork jumbo is used with the tunnel section of increasing, it is characterized in that: described steel concrete cube is that the C30 concrete of one meter of the length of side is built cube structure.
3. according to claim 1 and 2ly increase the active module that formwork jumbo is used with the tunnel section of increasing, it is characterized in that: the material of described reinforced steel (2) and pre-buried steel suspension ring (3) is φ 22mm screw-thread steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220550638 CN202882946U (en) | 2012-10-25 | 2012-10-25 | Movable module used along with tunnel heightening section heightening template trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220550638 CN202882946U (en) | 2012-10-25 | 2012-10-25 | Movable module used along with tunnel heightening section heightening template trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202882946U true CN202882946U (en) | 2013-04-17 |
Family
ID=48074386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220550638 Expired - Lifetime CN202882946U (en) | 2012-10-25 | 2012-10-25 | Movable module used along with tunnel heightening section heightening template trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202882946U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939114A (en) * | 2014-05-14 | 2014-07-23 | 中铁二局股份有限公司 | Lining construction method for suspension rail type trolley |
| CN104695981A (en) * | 2015-03-16 | 2015-06-10 | 湖南五新重型装备有限公司 | Jacking heightening system and lining trolley including system |
-
2012
- 2012-10-25 CN CN 201220550638 patent/CN202882946U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939114A (en) * | 2014-05-14 | 2014-07-23 | 中铁二局股份有限公司 | Lining construction method for suspension rail type trolley |
| CN103939114B (en) * | 2014-05-14 | 2016-04-20 | 中铁二局工程有限公司 | A kind of outstanding rail chassis lining construction method |
| CN104695981A (en) * | 2015-03-16 | 2015-06-10 | 湖南五新重型装备有限公司 | Jacking heightening system and lining trolley including system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130417 |
|
| CX01 | Expiry of patent term |