CN207295460U - A kind of vertical prestressing pipeline connects squeezing unit - Google Patents
A kind of vertical prestressing pipeline connects squeezing unit Download PDFInfo
- Publication number
- CN207295460U CN207295460U CN201720263177.XU CN201720263177U CN207295460U CN 207295460 U CN207295460 U CN 207295460U CN 201720263177 U CN201720263177 U CN 201720263177U CN 207295460 U CN207295460 U CN 207295460U
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- Prior art keywords
- connecting tube
- adapter
- vertical
- pipe
- anchor slab
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Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 238000009955 starching Methods 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 239000000203 mixture Substances 0.000 claims abstract description 6
- 238000010276 construction Methods 0.000 abstract description 11
- 239000002002 slurry Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 241000973497 Siphonognathus argyrophanes Species 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Joints Allowing Movement (AREA)
Abstract
The utility model discloses a kind of vertical prestressing pipeline to connect squeezing unit, it includes two vertical ducts, and two vertical ducts connect composition with pulp feeding pipe by starching pipe, middle bellows；Starching pipe includes upper anchor slab, upper connecting tube and upper other adapter, and pulp feeding pipe includes lower anchor slab, lower connecting tube and lower other adapter；The upper end sealing of middle bellows is set at connecting tube, and the bottom sealing of middle bellows is set at lower connecting tube；Connected under two of two vertical ducts between other adapter by communicating pipe；In two vertical ducts, the upper other adapter connection extension tube of one of vertical duct is as madjack pipe, and wherein the upper other adapter connection extension tube of another vertical duct is as exhaust pipe.The problem of the utility model is efficiently solved in traditional cantilever continuous beam and continuous steel frame bridge construction, has the characteristics that simple operation, while improve the efficiency of mud jacking.
Description
Technical field
The utility model belongs to Construction of continuous beam vertical prestressing pipeline pneumatic mortar field, and in particular to a kind of vertical prestressing
Pipeline connects squeezing unit.
Background technology
With the continuous development of construction project, cantilever continuous beam due to deform it is small, the rigidity of structure is big, span is larger,
The features such as comfort level of driving a vehicle is good, expansion joint is few, the application in highway, municipal administration, railroad bridge construction are more and more extensive.In cantilever
Continuous beam and continuous steel frame bridge construction middle girder structure generally use thee-direction prestressed system, wherein vertical prestressing system one
As use vertical fining twisted steel material, in the construction of vertical prestressing system mud jacking tradition all using it is single from bottom to up
Mud jacking mode, mud jacking need to construct into cartonning, and mud jacking efficiency is low, inconvenient, and consolidation effect is not good enough.
Utility model content
The utility model is in order to solve shortcoming of the prior art, there is provided a kind of vertical prestressing pipeline connects mud jacking
Device, the problem of efficiently solving in traditional cantilever continuous beam and continuous steel frame bridge construction, has the characteristics that simple operation, together
When improve the efficiency of mud jacking.
In order to solve the above technical problems, the utility model adopts the following technical solution：A kind of vertical prestressing pipeline connection
Squeezing unit, it include two by predeterminated position arrangement vertical ducts, two vertical ducts by starching pipe, middle bellows and
Pulp feeding pipe connection composition；Starching pipe includes upper anchor slab, the upper connecting tube being fixed on the downside of anchor slab and is connected to connection
The upper other adapter of tube side part, and upper other adapter is obliquely installed upward, and through hole is equipped with upper connecting tube corresponding position on upper anchor slab；Lower slurry
Pipe includes lower anchor slab, the lower connecting tube being fixed on the upside of lower anchor slab and the lower other adapter for being connected to lower connection tube side part, and
Lower other adapter is horizontally disposed, and through hole is equipped with lower connecting tube corresponding position on lower anchor slab；The upper end sealing of middle bellows is set in
At upper connecting tube, the bottom sealing of middle bellows is set at lower connecting tube；
The lower other adapter of two vertical ducts is oppositely arranged, and is connected under two between other adapter by communicating pipe；Two
In vertical duct, the upper other adapter connection extension tube of one of vertical duct is as madjack pipe, wherein another vertical duct
The upper other adapter connection extension tube in road is as exhaust pipe.
The bottom of the lower connecting tube of described two vertical ducts passes through the closed setting of default concrete layer.
The upper other adapter of described two vertical ducts is disposed opposite to each other.
The formula structure that is connected to one is taken on the upper connecting tube and upper side, and the lower connecting tube and lower other adapter are fixed
It is connected as one formula structure.
Steel pipe is selected in the upper connecting tube and upper other adapter；Steel pipe is selected in the lower connecting tube and lower other adapter.
The middle bellows selects PE corrugated flexible hoses；The communicating pipe selects PE hard tubes；The extension tube selects PE hard tubes.
The beneficial effects of the utility model are：
The utility model connects adjacent two vertical ducts in bottom using communicating pipe, forms U-tube, is then pressed
Using an extension tube mouth of pipe work as mud jacking hole during slurry operation, another extension tube mouth of pipe works as exhausting-gas hole, treat pulp meet specification with
It can stop mud jacking after design requirement.
The problem of the utility model is efficiently solved in traditional cantilever continuous beam and continuous steel frame bridge construction, has operation
The characteristics of convenient, while improve the efficiency of mud jacking.
Vertical duct connects composition with pulp feeding pipe by starching pipe, middle bellows, and middle bellows is as soft communicating pipe
Effect：1. tube body has certain flexural deformation performance, Installation Flexibility is big, can effectively avoid pacifying with other reinforcing bars or built-in fitting
It is raw in dress to interfere with each other.2. bellows simple to install economy in, must be welded to connect without as metal material pipe, and middle ripple
The tunable performance of length of tube is good, on-site construction operations of being more convenient for.
Upper anchor slab and lower anchor slab can be strengthened anchoring tensile property, this outside upper anchor slab can play corrugated tube end closing and make
With during slurries enter when preventing concrete placings in bellows.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the structure diagram of starching pipe in Fig. 1；
Fig. 3 is the structure diagram of pulp feeding pipe in Fig. 1.
Embodiment
As shown in Figure 1 to Figure 3, a kind of vertical prestressing pipeline connection squeezing unit of the utility model, it includes two
The vertical duct arranged by predeterminated position, vertical duct connect composition with pulp feeding pipe by starching pipe, middle bellows 3.Starching pipe
Including upper anchor slab 11, it is fixed at the upper connecting tube 12 of the downside of upper anchor slab 11 and is connected to the upper side of upper 12 sidepiece of connecting tube and connect
Pipe 13, and upper other adapter 13 is obliquely installed upward, and through hole is equipped with upper 12 corresponding position of connecting tube on upper anchor slab 11.Pulp feeding pipe includes
Lower anchor slab 21, the lower connecting tube 22 for being fixed at the lower upside of anchor slab 21 and the lower other adapter for being connected to lower 22 sidepiece of connecting tube
23, and lower other adapter 23 is horizontally disposed, and through hole is equipped with lower 22 corresponding position of connecting tube on lower anchor slab 21.The upper end of middle bellows 3
Portion's sealing is set at connecting tube, and the bottom sealing of middle bellows 3 is set at lower connecting tube.
The lower other adapter 23 of two vertical ducts is oppositely arranged, and is connected under two between other adapter 23 by communicating pipe 4,
And arrange and seal in connecting portion；In two vertical ducts, the upper other adapter 13 of one of vertical duct connects extension tube conduct
The upper other adapter 13 of madjack pipe 5, wherein another vertical duct connects extension tube as exhaust pipe 6.
The bottom of the lower connecting tube 22 of described two vertical ducts passes through the closed setting of default concrete layer.
The upper other adapter 13 of described two vertical ducts is disposed opposite to each other.
The upper connecting tube 12 selects diameter 48mm steel pipes, and diameter 20mm steel pipes are selected in upper other adapter 13, and are fixedly connected
It is integrated；The lower connecting tube 22 selects diameter 48mm steel pipes, and diameter 20mm steel pipes are selected in lower other adapter 23, and are fixedly connected as
One.
The middle bellows 3 selects PE corrugated flexible hoses；The communicating pipe 4 selects PE hard tubes.
Vertical duct connects composition, middle bellows conduct with pulp feeding pipe by starching pipe, middle bellows 3 in the utility model
Soft communicating pipe, tube body have certain flexural deformation performance, and Installation Flexibility is big, can effectively avoid and other reinforcing bars or built-in fitting
That gives birth in an installation interferes with each other；Middle bellows simple to install economy, must be welded to connect without as metal material pipe, and middle ripple
The tunable performance of length of tube is good, on-site construction operations of being more convenient for.
Upper anchor slab 11 and lower anchor slab 21 can be strengthened anchoring tensile property, this outside upper anchor slab 11 can 3 end of centering bellows
To sealing process, prevent during slurries enter during concrete placings in bellows.
The utility model by adjacent two vertical ducts in bottom using connecting communicating pipe 4, form U-tube；And wherein one
Root extension tube（Madjack pipe 5）The mouth of pipe works as mud jacking hole, another extension tube（Exhaust pipe 6）The mouth of pipe works as exhausting-gas hole.
When mud jacking operates, prepared slurries pneumatic mortar machine is starched from the mud jacking pore pressure connected, it is dense to treat that exhausting-gas hole is emerged
After slurry, closure mud jacking hole can stop mud jacking.
The problem of the utility model is efficiently solved in traditional cantilever continuous beam and continuous steel frame bridge construction, has operation
The characteristics of convenient, while improve the efficiency of mud jacking.
Above example is only to illustrative and not limiting the technical solution of the utility model, although with reference to above-described embodiment pair
The utility model is described in detail, it will be understood by those of ordinary skill in the art that：Still can to the utility model into
Row modification or equivalent substitution, without departing from any modification or partial replacement of the spirit and scope of the utility model, it should all
Cover among the right of the utility model.
Claims (6)
1. a kind of vertical prestressing pipeline connects squeezing unit, it includes two vertical ducts by predeterminated position arrangement, it is special
Sign is：Two vertical ducts connect composition with pulp feeding pipe by starching pipe, middle bellows；Starching pipe includes upper anchor slab, fixation
It is arranged on the upper connecting tube on the downside of anchor slab to take over the upper side for being connected to connection tube side part, and upper side is taken over to tilt upward and set
Put, through hole is equipped with upper connecting tube corresponding position on upper anchor slab；Pulp feeding pipe include lower anchor slab, be fixed on the upside of lower anchor slab under
Connecting tube and the lower other adapter for being connected to lower connection tube side part, and lower other adapter is horizontally disposed, on lower anchor slab with lower connecting tube pair
It should locate to be equipped with through hole；The upper end sealing of middle bellows is set at connecting tube, and the bottom sealing of middle bellows is set in
At lower connecting tube；
The lower other adapter of two vertical ducts is oppositely arranged, and is connected under two between other adapter by communicating pipe；Two vertical
In pipeline, the upper other adapter connection extension tube of one of vertical duct is as madjack pipe, wherein another vertical duct
Upper other adapter connection extension tube is as exhaust pipe.
2. vertical prestressing pipeline according to claim 1 connects squeezing unit, it is characterised in that：Described two vertical ducts
The bottom of the lower connecting tube in road passes through the closed setting of default concrete layer.
3. vertical prestressing pipeline according to claim 1 or 2 connects squeezing unit, it is characterised in that：It is described two perpendicular
Upper other adapter to pipeline is disposed opposite to each other.
4. vertical prestressing pipeline according to claim 3 connects squeezing unit, it is characterised in that：The upper connecting tube and
The formula structure that is connected to one is taken on upper side, and the formula structure that is connected to one is taken on the lower connecting tube and lower side.
5. vertical prestressing pipeline according to claim 4 connects squeezing unit, it is characterised in that：The upper connecting tube and
Steel pipe is selected in upper other adapter；Steel pipe is selected in the lower connecting tube and lower other adapter.
6. vertical prestressing pipeline according to claim 5 connects squeezing unit, it is characterised in that：The middle bellows choosing
With PE corrugated flexible hoses；The communicating pipe selects PE hard tubes；The extension tube selects PE hard tubes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720263177.XU CN207295460U (en) | 2017-03-17 | 2017-03-17 | A kind of vertical prestressing pipeline connects squeezing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720263177.XU CN207295460U (en) | 2017-03-17 | 2017-03-17 | A kind of vertical prestressing pipeline connects squeezing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207295460U true CN207295460U (en) | 2018-05-01 |
Family
ID=62270810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720263177.XU Expired - Fee Related CN207295460U (en) | 2017-03-17 | 2017-03-17 | A kind of vertical prestressing pipeline connects squeezing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207295460U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109138440A (en) * | 2018-09-04 | 2019-01-04 | 中铁二十局集团有限公司 | Vertical prestressing squeezing unit and equipment |
| CN111021255A (en) * | 2019-12-19 | 2020-04-17 | 中建六局土木工程有限公司 | Continuous steel box girder pier and girder consolidation vertical prestress construction method |
| CN111549672A (en) * | 2020-05-11 | 2020-08-18 | 广西路桥工程集团有限公司 | Vertical prestressed pipeline grouting device and grouting method thereof |
| CN113957890A (en) * | 2021-12-15 | 2022-01-21 | 中庆建设有限责任公司 | Communicated deep anchor grouting construction structure and construction process |
-
2017
- 2017-03-17 CN CN201720263177.XU patent/CN207295460U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109138440A (en) * | 2018-09-04 | 2019-01-04 | 中铁二十局集团有限公司 | Vertical prestressing squeezing unit and equipment |
| CN111021255A (en) * | 2019-12-19 | 2020-04-17 | 中建六局土木工程有限公司 | Continuous steel box girder pier and girder consolidation vertical prestress construction method |
| CN111021255B (en) * | 2019-12-19 | 2024-02-20 | 中建六局土木工程有限公司 | Continuous steel box girder pier girder consolidation vertical prestress construction method |
| CN111549672A (en) * | 2020-05-11 | 2020-08-18 | 广西路桥工程集团有限公司 | Vertical prestressed pipeline grouting device and grouting method thereof |
| CN113957890A (en) * | 2021-12-15 | 2022-01-21 | 中庆建设有限责任公司 | Communicated deep anchor grouting construction structure and construction process |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180501 |