CN206752320U - A kind of slope conditioning of bridge concrete Prefabricated bar bottom pre-embedded steel slab - Google Patents
A kind of slope conditioning of bridge concrete Prefabricated bar bottom pre-embedded steel slab Download PDFInfo
- Publication number
- CN206752320U CN206752320U CN201720329760.6U CN201720329760U CN206752320U CN 206752320 U CN206752320 U CN 206752320U CN 201720329760 U CN201720329760 U CN 201720329760U CN 206752320 U CN206752320 U CN 206752320U
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- China
- Prior art keywords
- steel slab
- supporting plate
- embedded steel
- adjustment mechanism
- height adjustment
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 42
- 239000010959 steel Substances 0.000 title claims abstract description 42
- 239000004567 concrete Substances 0.000 title claims abstract description 24
- 230000003750 conditioning effect Effects 0.000 title claims abstract description 15
- 230000001105 regulatory effect Effects 0.000 claims abstract description 74
- 230000007246 mechanism Effects 0.000 claims abstract description 28
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 19
- 230000004308 accommodation Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 230000008844 regulatory mechanism Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a kind of slope conditioning of bridge concrete Prefabricated bar bottom pre-embedded steel slab, including supporting plate, and multigroup telescopic height adjustment mechanism, the upper surface of the supporting plate are close to the lower surface for the Prefabricated bar bottom pre-embedded steel slab being erected on bridge concrete precast beam pedestal；The height adjustment mechanism is symmetrically distributed in the lower section of supporting plate, and the upper end of height adjustment mechanism is connected with the lower surface of supporting plate, and the lower end of height adjustment mechanism is connected with precast beam pedestal；The height adjustment mechanism includes upper regulating bolt, regulating sleeve and the next regulating bolt being sequentially connected from top to bottom.The beneficial effects of the utility model are：Utilize the gradient of telescopic height adjustment mechanism regulation supporting plate, the pre-embedded steel slab at Prefabricated bar bottom is set to follow supporting plate to move up and down, the regulation of the pre-embedded steel slab gradient is realized, accommodation accuracy is high, can meet the regulation requirement and precision requirement on the various slopes in length and breadth of precast beam.
Description
Technical field
It the utility model is related to technical field of bridge construction, and in particular to a kind of bridge concrete Prefabricated bar bottom pre-buried steel
The slope conditioning of plate.
Background technology
Bridge concrete precast beam with its excellent mechanical characteristic, stress clearly, save material, set up it is easy for installation, across
More ability is larger, many merits such as good visual effect under bridge, wide in the Bridge Design of the engineering fields such as highway, railway and construction
General application.Common precast beam has concrete prefabricated T beams, precast concrete box-beam etc., however, in the making of concrete prefabricated beam
During, the pre-buried steel plate in precast beam bottom need to adjust the gradient with the slope in length and breadth of bridge line style.Traditional regulative mode is pre-
Beam bottom steel plate regulating tank is reserved on beam making bench, passes through stake pad piece or wooden unit under steel plate when pre-embedded steel slab is installed at beam bottom
To control and fix the vertical and horizontal gradient of precast beam bottom pre-embedded steel slab.But this traditional regulative mode is difficult control and tune
The vertical and horizontal gradient of pre-embedded steel slab is saved, during construction, because pad and wooden unit are unstable, the vertical and horizontal gradient of pre-embedded steel slab holds very much
Easily moved or vertical and horizontal gradient be changed, be easily caused precast beam set up install when, beam bottom steel plate can not well and bridge
Pier bearing is docked, and (need to could be installed after pier top aids in welding or cutting), greatly reduces the accurate of erection of precast beams
Property, extend and set up the time, add the security risk in erection process, the construction and operation of bridge structure have great matter
Potential safety hazard is measured, the possibility that bridge topples be present.Therefore, it is necessary to prior art is improved.
The content of the invention
The purpose of this utility model is, in view of the shortcomings of the prior art, there is provided a kind of simple and reliable bridge concrete
The slope conditioning of Prefabricated bar bottom pre-embedded steel slab.
The technical solution adopted in the utility model is：A kind of gradient regulation of bridge concrete Prefabricated bar bottom pre-embedded steel slab
Device, it is characterised in that including supporting plate, and multigroup telescopic height adjustment mechanism, the upper surface of the supporting plate and erection
It is close to the lower surface of Prefabricated bar bottom pre-embedded steel slab on bridge concrete precast beam pedestal；The height adjustment mechanism is symmetrical
Be distributed in the lower section of supporting plate, the upper end of height adjustment mechanism is connected with the lower surface of supporting plate, the lower end of height adjustment mechanism with it is pre-
Beam making bench is connected.
By such scheme, the height adjustment mechanism includes upper regulating bolt, the adjusting set being sequentially connected from top to bottom
Cylinder and the next regulating bolt, the upper end of upper regulating bolt are connected with supporting plate, lower end and the precast beam platform of the next regulating bolt
Seat is connected；The first internal thread being adapted with upper regulating bolt is offered inside the upper end of the regulating sleeve；Regulating sleeve
Lower end inside offer the second internal thread being adapted with the next regulating bolt；When rotating regulating sleeve, upper regulating bolt
It is close to each other or remote with the next regulating bolt.
By such scheme, rotation slot is offered in the lower surface of supporting plate, globular hinge seat, globular hinge are provided with rotation slot
Seat is adapted with the upper end of upper regulating bolt.
By such scheme, chassis is fixed with the lower end of the next regulating bolt.
By such scheme, the lower end of the next regulating bolt is embedded in precast beam pedestal.
By such scheme, some rotational handles have been provided at circumferentially spaced along the outer wall of regulating sleeve.
By such scheme, the rotational handle has four, and uniform intervals are fixed on the outer wall of regulating sleeve.
By such scheme, the supporting plate is rectangular slab.
By such scheme, the height adjustment mechanism has four groups, is symmetrically distributed in the corner of supporting plate.
The beneficial effects of the utility model are：
1st, the utility model makes the pre-buried of Prefabricated bar bottom using the gradient of telescopic height adjustment mechanism regulation supporting plate
Steel plate can follow supporting plate to move up and down, and realize the regulation of the pre-embedded steel slab gradient, accommodation accuracy is high, can meet that precast beam is various
The regulation requirement on slope and precision requirement in length and breadth；
2nd, supporting plate uses ball-joint with upper regulating bolt, and this connected mode provides enough for upper regulating bolt
Active face, avoid occurring stuck phenomenon during 4 height adjustment mechanism simultaneous retractables, meanwhile, pre-embedded steel slab random angle can be achieved
The regulation of degree and the gradient；
The 3rd, rotational handle is set on regulating sleeve, can be more laborsaving when rotating regulating sleeve；
4th, the utility model is simple in construction, easy to operate, and each component detachably reuses.
Brief description of the drawings
Fig. 1 is the structural representation of one specific embodiment of the utility model.
Fig. 2 is upper regulating bolt and the connection diagram of rotation slot in the present embodiment.
Fig. 3 is the application state schematic diagram of the present embodiment.
Wherein：1st, supporting plate；2nd, upper regulating bolt；3rd, regulating sleeve；4th, the next regulating bolt；5th, rotation slot；6th, it is pre-buried
Steel plate；7th, precast beam pedestal；8th, chassis；9th, rotational handle.
Embodiment
In order to more fully understand the utility model, the utility model is made with specific embodiment below in conjunction with the accompanying drawings further
Ground describes.
In practice of construction, bridge concrete Prefabricated bar bottom pre-embedded steel slab more than 6 is set up in the precast beam pedestal 7 of spill
On.A kind of slope conditioning of bridge concrete Prefabricated bar bottom pre-embedded steel slab as shown in Figure 1, including supporting plate 1, Yi Jiduo
The telescopic height adjustment mechanism of group, the upper surface of the supporting plate 1 is close to the lower surface of pre-embedded steel slab 6；The height regulation
Mechanism is symmetrically distributed in the lower section of supporting plate 1, and the upper end of height adjustment mechanism is connected with the lower surface of supporting plate 1, height adjustment mechanism
Lower end be connected (be specifically be connected with the concave surface of precast beam pedestal 7) with precast beam pedestal 7.
Preferably, the height adjustment mechanism includes upper regulating bolt 2, the regulating sleeve 3 being sequentially connected from top to bottom
And the next regulating bolt 4, the upper end of upper regulating bolt 2 are connected with supporting plate 1, the lower end of the next regulating bolt 4 and precast beam
Pedestal 7 is connected；The first internal thread being adapted with upper regulating bolt 1 is offered inside the upper end of the regulating sleeve 3；Regulation
The second internal thread being adapted with the next regulating bolt 4 is offered inside the lower end of sleeve 3；When rotating regulating sleeve 3, upper tune
Save bolt 2 and the next regulating bolt 4 is close to each other or remote.
Preferably, spherical rotation slot 5 is offered in the lower surface of supporting plate 1, globular hinge seat, ball are provided with rotation slot 5
Shape hinged seat is adapted with the upper end of upper regulating bolt 2.
Preferably, chassis 8, chassis 8 and the concave surface phase of precast beam pedestal 7 are fixed with the lower end of the next regulating bolt 4
Even, increase described device and the contact area of precast beam pedestal 7, improve stability.In the present embodiment, the next regulating bolt
4 lower end can be embedded in precast beam pedestal 7.
Preferably, some rotational handles 9 have been provided at circumferentially spaced along the outer wall of regulating sleeve 3.In the present embodiment, described turn
Fixed handle 9 has four, and uniform intervals are fixed on the outer wall of regulating sleeve 3.
Preferably, the supporting plate 1 is rectangular slab.The height adjustment mechanism has four groups, is symmetrically distributed in the four of supporting plate 1
Angle.
The utility model illustrates its installation process by taking four groups of height adjusting structures as an example：
First, the installation of the next regulating bolt 4：Before installation, according to arrangement and method for construction and Design Requirement Drawing to operating personnel
Carry out technology and the written of safety work are told somebody what one's real intentions are, and 4 the next regulating bolts 4 are measured into setting-out, pre-buried to ensure
Position is accurate；After setting-out, the next regulating bolt 4 is fixedly welded in the reinforcing bar of precast beam pedestal 7, and pour precast beam
The concrete of pedestal 7；
Secondly, the installation of regulating sleeve 3：Treat that the concreting of precast beam pedestal 7 is completed and reaches the strong of code requirement
After degree, by regulating sleeve 3 twist silk to the next regulating bolt 4 (can be screwed onto the position of 4-5 silks, or first by regulating sleeve 3 with it is upper
Position regulating bolt 2 is connected with the next regulating bolt 4 again after connecting)；
Again, the connection of upper regulating bolt 2：Upper regulating bolt 2 is twisted into silk with regulating sleeve 3 to be connected, is screwed onto 4-5 silks
；
Finally, the installation of supporting plate 1：Check after the relative position that upper regulating bolt 2 is installed complies with requirement, according to upper
Rotation slot 5 on supporting plate 1 is docked the position of position regulating bolt 2 with the upper end of upper regulating bolt 2.
After described device integral installation, reinforcing bar colligation and pre-embedded steel slab 6 are carried out according to the normal construction process of precast beam
Installation；Before pre-embedded steel slab 6 is fixed, the upper of 6 four angles of pre-embedded steel slab is controlled by height adjustment mechanism according to design drawing requirement
Lower relative displacement forms the discrepancy in elevation and (while adjusts laterally single height adjustment mechanism, can adjust the longitudinal slope of pre-embedded steel slab 6；Together
When regulation longitudinal direction single height adjustment mechanism, the horizontal slope of pre-embedded steel slab 6 can be adjusted；The height in diagonal positions is adjusted simultaneously
Governor motion is spent, any angle slope of pre-embedded steel slab 6 can be adjusted), so as to adjust the vertical and horizontal gradient of pre-embedded steel slab 6.
Finally it should be noted that these are only preferred embodiment of the present utility model, this practicality is not limited to
It is new, although the utility model is described in detail with reference to embodiment, for those skilled in the art, its according to
The technical scheme described in foregoing embodiments can so be modified, or which part technical characteristic is equally replaced
Change, but it is all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc., it all should include
Within the scope of protection of the utility model.
Claims (9)
- A kind of 1. slope conditioning of bridge concrete Prefabricated bar bottom pre-embedded steel slab, it is characterised in that including supporting plate, and Multigroup telescopic height adjustment mechanism, the upper surface of the supporting plate are prefabricated on bridge concrete precast beam pedestal with being erected at It is close to the lower surface of Liang Liang bottoms pre-embedded steel slab；The height adjustment mechanism is symmetrically distributed in the lower section of supporting plate, height adjustment mechanism Upper end be connected with the lower surface of supporting plate, the lower end of height adjustment mechanism is connected with precast beam pedestal.
- 2. the slope conditioning of bridge concrete Prefabricated bar bottom pre-embedded steel slab as claimed in claim 1, it is characterised in that The height adjustment mechanism includes upper regulating bolt, regulating sleeve and the next regulating bolt being sequentially connected from top to bottom, The upper end of upper regulating bolt is connected with supporting plate, and the lower end of the next regulating bolt is connected with precast beam pedestal；The regulating sleeve Upper end inside offer the first internal thread being adapted with upper regulating bolt；Offered inside the lower end of regulating sleeve with The second internal thread that position regulating bolt is adapted；When rotating regulating sleeve, upper regulating bolt and the next regulating bolt phase mutual connection Close or remote from.
- 3. the slope conditioning of bridge concrete Prefabricated bar bottom pre-embedded steel slab as claimed in claim 2, it is characterised in that Spherical rotation slot is offered in the lower surface of supporting plate, globular hinge seat, globular hinge seat and upper regulation are provided with rotation slot The upper end of bolt is adapted.
- 4. the slope conditioning of bridge concrete Prefabricated bar bottom pre-embedded steel slab as claimed in claim 2, it is characterised in that Chassis is fixed with the lower end of the next regulating bolt.
- 5. the slope conditioning of bridge concrete Prefabricated bar bottom pre-embedded steel slab as claimed in claim 2, it is characterised in that The lower end of the next regulating bolt is embedded in precast beam pedestal.
- 6. the slope conditioning of bridge concrete Prefabricated bar bottom pre-embedded steel slab as claimed in claim 2, it is characterised in that Some rotational handles have been provided at circumferentially spaced along the outer wall of regulating sleeve.
- 7. the slope conditioning of bridge concrete Prefabricated bar bottom pre-embedded steel slab as claimed in claim 6, it is characterised in that The rotational handle has four, and uniform intervals are fixed on the outer wall of regulating sleeve.
- 8. the slope conditioning of bridge concrete Prefabricated bar bottom pre-embedded steel slab as claimed in claim 1, it is characterised in that The supporting plate is rectangular slab.
- 9. the slope conditioning of bridge concrete Prefabricated bar bottom pre-embedded steel slab as claimed in claim 8, it is characterised in that The height adjustment mechanism has four groups, is symmetrically distributed in the corner of supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720329760.6U CN206752320U (en) | 2017-03-31 | 2017-03-31 | A kind of slope conditioning of bridge concrete Prefabricated bar bottom pre-embedded steel slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720329760.6U CN206752320U (en) | 2017-03-31 | 2017-03-31 | A kind of slope conditioning of bridge concrete Prefabricated bar bottom pre-embedded steel slab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206752320U true CN206752320U (en) | 2017-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720329760.6U Expired - Fee Related CN206752320U (en) | 2017-03-31 | 2017-03-31 | A kind of slope conditioning of bridge concrete Prefabricated bar bottom pre-embedded steel slab |
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| CN (1) | CN206752320U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108527637A (en) * | 2018-05-21 | 2018-09-14 | 五冶集团上海有限公司 | A kind of supertronic device and method of Prefabricated bar bottom pre-embedded steel slab |
| CN109183623A (en) * | 2018-09-20 | 2019-01-11 | 中建市政工程有限公司 | Precast beam bottom longitudinal slope construction method and device thereof |
| CN109470184A (en) * | 2018-12-25 | 2019-03-15 | 中国航发哈尔滨轴承有限公司 | It is a kind of for measuring the electron column pneumoelectric micrometer of bearing bore diameter |
| CN109577662A (en) * | 2019-01-07 | 2019-04-05 | 湖北鸿地重工科技有限公司 | A kind of fixation device and its application method for steelframe structure |
| CN111119030A (en) * | 2020-01-03 | 2020-05-08 | 中铁七局集团有限公司 | A bridge prefabricated beam-slab bottom support structure |
| CN111236080A (en) * | 2020-03-03 | 2020-06-05 | 重庆单轨交通工程有限责任公司 | Door-shaped pier steel beam support installation method and door-shaped pier steel beam support installation component |
| CN111473983A (en) * | 2020-04-09 | 2020-07-31 | 中铁十四局集团第一工程发展有限公司 | Prefabricated Beam Pedestal Base Form |
| CN113373817A (en) * | 2021-06-30 | 2021-09-10 | 广西航务建设工程有限公司 | Precise adjusting construction method and device for wedge-shaped blocks of longitudinal and transverse slopes of precast beam |
| CN113799247A (en) * | 2021-10-12 | 2021-12-17 | 中铁二局第一工程有限公司 | Precast beam tensioning end lifting type steel platform base and using method thereof |
| CN114457679A (en) * | 2021-12-14 | 2022-05-10 | 中建三局集团有限公司 | Accurate leveling construction method for prefabricated small box girder bottom embedded steel plate |
| CN117490667A (en) * | 2023-11-02 | 2024-02-02 | 中铁广州工程局集团有限公司 | Accurate positioning method for space special-shaped large variable cross-section arch rib |
-
2017
- 2017-03-31 CN CN201720329760.6U patent/CN206752320U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108527637A (en) * | 2018-05-21 | 2018-09-14 | 五冶集团上海有限公司 | A kind of supertronic device and method of Prefabricated bar bottom pre-embedded steel slab |
| CN109183623A (en) * | 2018-09-20 | 2019-01-11 | 中建市政工程有限公司 | Precast beam bottom longitudinal slope construction method and device thereof |
| CN109470184A (en) * | 2018-12-25 | 2019-03-15 | 中国航发哈尔滨轴承有限公司 | It is a kind of for measuring the electron column pneumoelectric micrometer of bearing bore diameter |
| CN109577662A (en) * | 2019-01-07 | 2019-04-05 | 湖北鸿地重工科技有限公司 | A kind of fixation device and its application method for steelframe structure |
| CN111119030A (en) * | 2020-01-03 | 2020-05-08 | 中铁七局集团有限公司 | A bridge prefabricated beam-slab bottom support structure |
| CN111236080A (en) * | 2020-03-03 | 2020-06-05 | 重庆单轨交通工程有限责任公司 | Door-shaped pier steel beam support installation method and door-shaped pier steel beam support installation component |
| CN111473983A (en) * | 2020-04-09 | 2020-07-31 | 中铁十四局集团第一工程发展有限公司 | Prefabricated Beam Pedestal Base Form |
| CN113373817A (en) * | 2021-06-30 | 2021-09-10 | 广西航务建设工程有限公司 | Precise adjusting construction method and device for wedge-shaped blocks of longitudinal and transverse slopes of precast beam |
| CN113799247A (en) * | 2021-10-12 | 2021-12-17 | 中铁二局第一工程有限公司 | Precast beam tensioning end lifting type steel platform base and using method thereof |
| CN114457679A (en) * | 2021-12-14 | 2022-05-10 | 中建三局集团有限公司 | Accurate leveling construction method for prefabricated small box girder bottom embedded steel plate |
| CN117490667A (en) * | 2023-11-02 | 2024-02-02 | 中铁广州工程局集团有限公司 | Accurate positioning method for space special-shaped large variable cross-section arch rib |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |