CN206828969U - A kind of high pier stud bearing platform counter-force prepressing device - Google Patents
A kind of high pier stud bearing platform counter-force prepressing device Download PDFInfo
- Publication number
- CN206828969U CN206828969U CN201720464047.2U CN201720464047U CN206828969U CN 206828969 U CN206828969 U CN 206828969U CN 201720464047 U CN201720464047 U CN 201720464047U CN 206828969 U CN206828969 U CN 206828969U
- Authority
- CN
- China
- Prior art keywords
- fixed
- bearing platform
- chassis
- anchorage
- prepressing device
- 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.)
- Active
Links
Landscapes
- Working Measures On Existing Buildindgs (AREA)
Abstract
The utility model discloses a kind of high pier stud bearing platform counter-force prepressing device.Including：Pre- splenium, it is arranged at bearing platform precompressed monitoring position, including strut beam and anchorage；Reaction frame portion, it is arranged above pier bottom cushion cap, the vertical lower section of pre- splenium, including the counter-force support of sandwich is made up of upper bed rack and chassis, hydraulic jack is fixed between sandwich, upper strata top of support is fixed with the anchoring of pre-buried bar one end, and pre-buried bar is embedded in pier bottom cushion cap fixed through chassis；With being fixed on plane on strut beam by anchorage, lower end is fixed after sequentially passing through the upper bed rack, hydraulic jack, chassis in reaction frame portion by anchorage and the anchoring of chassis bottom surface for tensioning wirerope upper end.The utility model prepressing device can realize precompressed safety monitoring well, and monitoring process is time-consuming few, and monitoring precompressed cost is low, and easy to operate, payload data can be controlled preferably.Precompressed especially suitable for high pier structure bearing platform monitors.
Description
Technical field
The utility model belongs to building safety monitoring technical field, especially belongs to bearing platform and builds safety monitoring technology neck
Domain, more particularly to a kind of high pier stud bearing platform counter-force prepressing device.
Background technology
In high pier stud builds construction, it usually needs build the interim bearing platform of building, platform is built as high pier stud
Auxiliary equipment, for the quality and safety for guarantee construction, it is necessary to carry out precompressed prison to the temporary structure as bearing platform
Survey.
Traditional precompressed mode of bearing platform typically uses piling prepressing, with the deformation and peace of inspectability bearing platform
Total stability.There is more problem in piling prepressing, because prefabricating load is larger, precompressed construction area is smaller so that piling prepressing
Object location is higher, slow to platform discharge rate when occurring abnormal such as platform deformation, it is impossible to eliminate potential danger source in time, exist
Larger potential safety hazard；Piling prepressing thing is by the work high above the ground frequently lifted simultaneously, and activity duration length, efficiency is low, and preloading is put down
Weighing apparatus control is difficult, and precompressed monitoring effect can not meet needs.
The content of the invention
The utility model discloses a kind of high pier stud bearing platform counter-force prepressing device according to the deficiencies in the prior art.This reality
It is to provide with new purpose a kind of safer, more efficient, monitoring accurately realizes bearing platform inspection using counter-force precompressed mode
Test the device of monitoring.
The utility model is achieved through the following technical solutions：
High pier stud bearing platform counter-force prepressing device, it is characterised in that：Including pre- splenium, reaction frame portion and tensioning wirerope；
Pre- splenium, it is arranged at bearing platform precompressed monitoring position, including strut beam and anchorage；
Reaction frame portion, it is arranged above pier bottom cushion cap, the vertical lower section of pre- splenium, including interlayer is formed by upper bed rack and chassis
The counter-force support of structure, hydraulic jack is fixed between sandwich, upper strata top of support is fixed with the anchoring of pre-buried bar one end, pre-buried
Bar is embedded in pier bottom cushion cap fixed through chassis；
With being fixed on plane on strut beam by anchorage, lower end sequentially passes through the upper of reaction frame portion for tensioning wirerope upper end
Fixed after layer frame, hydraulic jack, chassis by anchorage and the anchoring of chassis bottom surface.
Strut beam described further includes the steel plate that two steel I-beams be arrangeding in parallel and upper and lower plane-welding are fixed,
There is hole at the steel plate center that upper and lower plane-welding is fixed, and anchorage is fixed on plane steel plate surface, and tensioning wirerope passes through steel plate center
Fixed among hole and two steel I-beams with anchorage anchoring.Vertical add, can also be set between the upper and lower plane steel plate of strut beam
Strengthening tendons.
Upper bed rack and chassis described further are formed by steel I-beam, and each reaction frame portion sets two groups of pre-buried bars.Institute
Pre-buried bar is stated with chassis by the way that bolt is separable to couple.
The pre-buried bar bottom is welded with cross reinforcing and is embedded in pier bottom cushion cap fixed in advance.
The utility model helpfulness：The utility model provides the prepressing device in the case of a kind of simulating load, can be very
Precompressed safety monitoring is realized well, and monitoring process is time-consuming few, and monitoring precompressed cost is low, easy to operate, and payload data can be preferably
Control.Precompressed especially suitable for high pier structure bearing platform monitors.The utility model can simulate the lotus in the case of piling prepressing
Carry, precompressed whole process only needs a small amount of operating personnel to coordinate, and constructing operation is convenient；Compared with piling prepressing mode, load loading is eliminated
Lengthy procedure, reduce potential safety hazard；It is less using material involved by reaction frame pre-pressing, it is generally common using building site
I-steel, reinforcing bar and tensioning equipment etc., it is cost-effective.
Brief description of the drawings
Fig. 1 is the utility model prepressing device scheme of installation；
Fig. 2 is the pre- splenium structural representation of the utility model prepressing device；
Fig. 3 is the utility model prepressing device reaction frame portion side structure schematic view；
Fig. 4 is the utility model prepressing device reaction frame portion positive structure diagram.
In figure, 1 is pre- splenium, and 2 be reaction frame portion, and 3 be tensioning wirerope, and 11 be strut beam, and 12 be anchorage, and 21 be upper strata
Frame, 22 be chassis, and 23 be oil cylinder, and 24 be pre-buried bar, and 25 be upper anchorage, and 26 be lower anchorage.
Embodiment
The utility model is specifically described below by embodiment, embodiment is served only for carrying out the utility model
Further instruction, it is impossible to be interpreted as the limitation to scope of protection of the utility model, those skilled in the art is according to above-mentioned
Some nonessential modifications and adaptations that the content of utility model is made fall within the scope of the utility model protection.
With reference to accompanying drawing.
As illustrated, high pier stud bearing platform counter-force prepressing device, including pre- splenium 1, reaction frame portion 2 and tensioning wirerope 3.
Pre- splenium 1, it is arranged at bearing platform precompressed monitoring position, including strut beam 11 and anchorage 12；
Reaction frame portion 2, it is arranged above pier bottom cushion cap, the vertical lower section of pre- splenium 1, including by upper bed rack 21 and the structure of chassis 22
Into the counter-force support of sandwich, hydraulic jack 23, the top surface of upper bed rack 21 and pre-buried one end of bar 24 are fixed between sandwich
Anchoring is fixed, and pre-buried bar 24 is embedded in pier bottom cushion cap fixed through chassis 22；
For the upper end of tensioning wirerope 3 with being fixed on plane on strut beam 11 by anchorage 12, lower end sequentially passes through reaction frame
Pass through lower anchorage 26 after the upper bed rack 21 in portion 2, hydraulic jack 23, chassis 22 to fix with the anchoring of the bottom surface of chassis 22.
Strut beam 11 includes the steel plate that two steel I-beams be arrangeding in parallel and upper and lower plane-welding are fixed, upper and lower plane
There is hole at the steel plate center being welded and fixed, and anchorage 12 is fixed on plane steel plate surface, and tensioning wirerope 3 passes through steel plate centre bore and two
Fixed among steel I-beam with the anchoring of anchorage 12.Vertical reinforcement can also be set between the upper and lower plane steel plate of strut beam.
Upper bed rack 21 and chassis 22 are formed by steel I-beam, and each reaction frame portion sets two groups of pre-buried bars 24.
Pre-buried bar 24 couples with chassis 22 by the way that bolt is separable.
The pre-buried bottom of bar 24 is welded with cross reinforcing and is embedded in pier bottom cushion cap fixed in advance.
The installation of device：From top to bottom installed by the way of tower crane cooperation is artificial.First according to live stressing conditions, really
The installation site of fixed pre- splenium 1, lifted using tower crane to interim bearing platform of constructing, then strut beam 11, the and of anchorage 12 are installed
Tensioning wirerope 3.The upper end of tensioning wirerope 3 is locked by anchorage 12, and lower end freely hangs to platform below.
Pre-buried consolidation pre-buried bar 24 when pier bottom cushion cap pours in lower section, the utility model is using two groups of pre-buried connections of bar 24 one
The individual structure of reaction frame portion 2；Reaction frame portion 2 is assembled, chassis 22, oil cylinder 23, upper strata are installed on pre-buried bar 24 successively from the bottom to top
Frame 21, wherein chassis 22 are connected with pre-buried bar 24, and bolt is detachable, and the top surface of upper bed rack 21 passes through upper anchorage 25 and pre-buried bar
24 anchorings are fixed.
After tensioning wirerope 3 passes through upper bed rack 21, oil cylinder 23, the lower surface of chassis 22 is locked in by lower anchorage 26.By oil pump
Be connected with oil cylinder 23, that is, complete the installation of certain high interim bearing platform counter-force prepressing device of pier stud.
During monitoring application：Chassis 22 and pre-buried bar 24 bolt that is connected are unlocked, upper bed rack 21 is fixed in anchoring
State, oil cylinder 23 do not produce any displacement when reinforcing, and chassis 22 allows to move down.After completing aforesaid operations, oil cylinder is opened
23 pairs of reaction frame portions 2, which are further applied load, reaches the purpose of precompressed.
Claims (6)
- A kind of 1. high pier stud bearing platform counter-force prepressing device, it is characterised in that：Including pre- splenium, reaction frame portion and tensioning steel Cable；Pre- splenium, it is arranged at bearing platform precompressed monitoring position, including strut beam and anchorage；Reaction frame portion, it is arranged above pier bottom cushion cap, the vertical lower section of pre- splenium, including sandwich is formed by upper bed rack and chassis Counter-force support, hydraulic jack is fixed between sandwich, upper strata top of support is fixed with the anchoring of pre-buried bar one end, and pre-buried bar is worn Cross chassis and be embedded in fixation in pier bottom cushion cap；With being fixed on plane on strut beam by anchorage, lower end sequentially passes through the upper strata in reaction frame portion for tensioning wirerope upper end Fixed after frame, hydraulic jack, chassis by anchorage and the anchoring of chassis bottom surface.
- 2. high pier stud bearing platform counter-force prepressing device according to claim 1, it is characterised in that：The strut beam includes The steel plate that two steel I-beams be arrangeding in parallel and upper and lower plane-welding are fixed, the steel plate center that upper and lower plane-welding is fixed have Hole, anchorage are fixed on plane steel plate surface, and tensioning wirerope anchors through steel plate centre bore and two steel I-beams centre with anchorage It is fixed.
- 3. high pier stud bearing platform counter-force prepressing device according to claim 2, it is characterised in that：On the strut beam, There is the reinforcement being vertically arranged between lower plane steel plate.
- 4. high pier stud bearing platform counter-force prepressing device according to claim 1, it is characterised in that：The upper bed rack and bottom Frame is formed by steel I-beam, and each reaction frame portion sets two groups of pre-buried bars.
- 5. high pier stud bearing platform counter-force prepressing device according to claim 4, it is characterised in that：The pre-buried bar and bottom Frame passes through the separable connection of bolt.
- 6. high pier stud bearing platform counter-force prepressing device according to claim 1, it is characterised in that：The pre-buried bar bottom It is pre- to be welded with cross reinforcing and be embedded in pier bottom cushion cap fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720464047.2U CN206828969U (en) | 2017-04-28 | 2017-04-28 | A kind of high pier stud bearing platform counter-force prepressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720464047.2U CN206828969U (en) | 2017-04-28 | 2017-04-28 | A kind of high pier stud bearing platform counter-force prepressing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206828969U true CN206828969U (en) | 2018-01-02 |
Family
ID=60770366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720464047.2U Active CN206828969U (en) | 2017-04-28 | 2017-04-28 | A kind of high pier stud bearing platform counter-force prepressing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206828969U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110018045A (en) * | 2019-03-01 | 2019-07-16 | 安徽省交通控股集团有限公司 | A kind of counterforce device for pier stud pseudo-static experimental |
| CN111549688A (en) * | 2020-04-29 | 2020-08-18 | 贵州省公路工程集团有限公司 | Static lifting device for whole-span dismantling of continuous bridge body and construction method |
-
2017
- 2017-04-28 CN CN201720464047.2U patent/CN206828969U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110018045A (en) * | 2019-03-01 | 2019-07-16 | 安徽省交通控股集团有限公司 | A kind of counterforce device for pier stud pseudo-static experimental |
| CN110018045B (en) * | 2019-03-01 | 2022-01-28 | 安徽省交通控股集团有限公司 | Counterforce device for pier stud pseudo-static test |
| CN111549688A (en) * | 2020-04-29 | 2020-08-18 | 贵州省公路工程集团有限公司 | Static lifting device for whole-span dismantling of continuous bridge body and construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104878693B (en) | Lateral girder erection structure for truss double-girder type bridge girder erection machine, construction method of erection structure, and lateral girder erection method based on erection structure | |
| CN102493360B (en) | Reinforced concrete arch bridge construction method | |
| CN102621010B (en) | Multifunctional testing machine for deep surrounding rock anchoring performance | |
| CN102080357B (en) | Integrated beam-falling device and method for steel pipe pier bailey beam cast-in-place bracket | |
| CN203546626U (en) | Suspender replacing device for concrete-filled steel tube arch bridge | |
| CN102162774B (en) | Steel-structure distribution-girder-type double-track whole opening box girder static load test device and construction method thereof | |
| CN107012949A (en) | Lifting method of large-span steel corridor | |
| CN104141383A (en) | Bailey beam suspension formwork supporting system and construction method thereof | |
| CN107401232A (en) | A kind of underpinning structure and construction method for replacing underproof shear wall concrete | |
| CN103352429A (en) | Bracket counter pull loading pre-pressing device and tensioning pre-pressing method thereof | |
| CN107060105B (en) | Lifting construction method for multiple steel galleries between tower buildings | |
| CN203947771U (en) | A kind of Bailey beam pendent form support system | |
| CN107060070A (en) | Load transfer device and construction method for hoisting steel gallery by using same | |
| CN204849607U (en) | A continuous beam string basket pre -compaction device for bridge construction | |
| CN103911957A (en) | Prestressed continuous box-girder cantilever construction basket | |
| CN106401198A (en) | Large-span steel gallery lifting equipment and construction method | |
| CN109629461A (en) | A method of it does not break off a friendship and carries out cast-in-situ box girder reset and bearing replacement | |
| CN112854008A (en) | Prefabricated bridge pier and beam integrated bridge girder erection machine and construction method thereof | |
| CN103485374A (en) | Static load test anchor pile connecting structure | |
| CN206828969U (en) | A kind of high pier stud bearing platform counter-force prepressing device | |
| Bošnjak et al. | Disaster of the bucket wheel excavator caused by extreme environmental impact: Consequences, rescue and reconstruction | |
| CN111648252A (en) | Device for pre-pressing 0# block bracket on top of high pier and construction method | |
| CN108327848B (en) | A kind of engineering ship is flexible to raise position of foetus installation method | |
| CN107217669B (en) | Pile pulling equipment and quick moving method thereof | |
| CN204676438U (en) | The overall chalaza Hoisting System of multi-span girder bridge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |