CN207314150U - A kind of device for being used to accurately adjust precast beam bottom pre-embedded steel slab longitudinal slope - Google Patents
A kind of device for being used to accurately adjust precast beam bottom pre-embedded steel slab longitudinal slope Download PDFInfo
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- CN207314150U CN207314150U CN201721026702.2U CN201721026702U CN207314150U CN 207314150 U CN207314150 U CN 207314150U CN 201721026702 U CN201721026702 U CN 201721026702U CN 207314150 U CN207314150 U CN 207314150U
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- steel slab
- embedded steel
- precast beam
- longitudinal slope
- cam
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Abstract
The utility model discloses a kind of device for being used to accurately adjust precast beam bottom pre-embedded steel slab longitudinal slope; it includes unit protection case; center support column is equipped with unit protection case bosom; two rows of levelling devices being made of cam structure and corresponding brake apparatus are respectively provided with center support column both sides, gradient dial is externally provided with unit protection case.The regulating device is easy to operate, pass through gradient dial, it can realize the quick accurate head fall for adjusting pre-embedded steel slab, it is effectively improved construction quality, the service life of pre-buried bearing and beam body is improved, huge economic benefit is brought to bridge construction, and generalization is good, strong applicability, the head fall suitable for the precast beam bottom pre-embedded steel slab of various landform are adjusted.
Description
Technical field
A kind of device for being used to accurately adjust precast beam bottom pre-embedded steel slab longitudinal slope is the utility model is related to, belongs to bridge construction
Technical field.
Background technology
With the development of the social economy, highway in China bridge construction develop rapidly, packaged type bridges due to its construction is simple,
The advantages that short time limit, easily controllable quality, is used widely in mountain highway.Highway bridge in mountainous area often longitudinal slope and horizontal slope
Larger, the height beams such as prefabricated beam body is generally are horizontal prefabricated, and bridge pad installation usually requires that the holding of beam bottom is horizontal, horizontal slope
It is adjusted in the design often through bent cap or bearing pad stone, longitudinal slope then by beam bottom pre-embedded steel slab or sets wedge block to adjust
It is whole, therefore, needed in precast beam with pre-embedded steel slab or the longitudinal slope for setting wedge block to adjust beam body, bridge pre-embedded steel slab（Prop up
Seat steel plate）Effect is to increase the shock resistance of beam body and increase the contact area of beam body stress point, ensure that load produces
Active force straight and evenly, uniform transmit.The precast pedestal generally use steel plate or concrete for making of beam body, adjust the biography of the gradient
System way is the setting preformed groove at stretching bed seat bearing, fills sand wherein and is paved into the required gradient, sets again above
Steel plate or template.This traditional method is low to pre-embedded steel slab or wedge block control accuracy, causes bridge pad part to be come to nothing, is local
Pressure-bearing and failure by shear, or even cause beam body to be destroyed, shorten the service life of bearing and beam body.
Traditional method is primarily present problems with：
（1）More material is used during construction, these materials can not recycle, and cause to waste；
（2）The gradient is adjusted by sanding to be difficult to control, construction is troublesome and is not easy to adjust, and causes control accuracy relatively low, Yi Zao
Come to nothing into bridge pad part, partial pressing and failure by shear, or even cause beam body to be destroyed, that shortens bearing and beam body uses the longevity
Life；
（3）Sanding adjustment is obtained again during slope change, construction is cumbersome, and time-consuming, influences the duration.
The content of the invention
It is used to accurately adjusting precast beam bottom pre-embedded steel slab the technical problem to be solved by the present invention is to provide this one kind indulge
The device on slope, so that it is low to solve current highway bridge prefabrication beam pre-embedded steel slab head fall control accuracy, construction trouble, matter of constructing
The problems such as amount cannot be guaranteed, can be with overcome the deficiencies in the prior art.
In order to solve the above technical problems, the utility model is achieved through the following technical solutions：One kind is used to accurately adjust
The device of precast beam bottom pre-embedded steel slab longitudinal slope is saved, it includes precast beam bottom pre-embedded steel slab and pre-embedded steel slab longitudinal slope regulating device,
Pre-embedded steel slab longitudinal slope regulating device includes unit protection case, and more than one centre bearing is equipped with unit protection case bosom
Column, center support column lower end are fixed with unit protection bottom portion, and upper end is hinged with pre-embedded steel slab bearing support；In center support column two
Side is respectively provided with two rows of telescopic supporting levelling devices, and unit protection bottom portion is fixed in telescopic supporting levelling device lower end, on
End is hinged with pre-embedded steel slab bearing support.
Foregoing telescopic supporting levelling device is the cam structure to cooperate, it includes base, cam, round tooth
Wheel, scalable support rod and rotation handle, cam are engaged with circular gear, and axis pin passes through two scalable support rods and round tooth
Wheel is hinged, and cam is supported on base by bearing, and bearing is connected with rotation handle, rotates rotation handle, can turn cam
It is dynamic, drive telescopic rod up and down.
Cam catch is further respectively had in foregoing two rows of telescopic supporting levelling device sides.
Fixed cross beam is equipped with foregoing unit protection roof box, fixed cross beam on unit protection roof box with being equipped with out
Hole, scalable support rod are vertically arranged also cross unit protection roof box and crossbeam perforate, realization.
Foregoing two rows of telescopic supporting levelling devices and the distance of center support column are 25cm, two rows of telescopic supportings
The substructure height of levelling device is different to be set.
It is previously described for accurately adjusting the device of precast beam bottom pre-embedded steel slab longitudinal slope, being additionally provided with the gradient at rotation handle carves
Scale, the gradient dial are 0.1% per the scale division gradient with 100 deciles using cam center as origin.
Foregoing pre-embedded steel slab bearing support is the frame structure being made of transverse bar member, longitudinal bar member and magnetic steel plate,
Pre-embedded steel slab is absorbed and fixed in magnetic steel plate.
It is previously described for accurately adjusting the device of precast beam bottom pre-embedded steel slab longitudinal slope, motor is set in unit protection case
Instead of rotating handle, motor is set to be connected with bearing, manipulating motor by remote-control handle rotates, and realizes automated control.
Compared with the prior art, it the utility model is related to a kind of dress for being used to accurately adjust precast beam bottom pre-embedded steel slab longitudinal slope
Put, it includes unit protection case, is equipped with center support column in unit protection case bosom, two rows are respectively provided with support column both sides
The levelling device and the brake apparatus of levelling device being made of cam structure, gradient dial is externally provided with unit protection case, is led to
Its regulating device is crossed, can accurately adjust the head fall of precast beam bottom pre-embedded steel slab, there is following notable beneficial effect：
（1）The regulating device may be reused and service life is grown, more waste of material during construction before solving
Problem, brings huge economic benefit；
（2）The regulating device is easy to operate, can quickly realize that longitudinal slope is adjusted, and improves construction formwork recycling
Rate, sanding adjusts again when avoiding each slope change, enormously simplify construction procedure, improves construction efficiency；
（3）The regulating device passes through gradient dial, it is possible to achieve accurate to adjust, construction is because of precision before effectively solving
It is low to cause the pre-buried branch of bridge and beam body to destroy problem, construction quality is effectively improved, improves the use longevity of pre-buried bearing and beam body
Life；
（4）The regulating device generalization is good, strong applicability, suitable for the longitudinal direction of the precast beam bottom pre-embedded steel slab of various landform
The gradient is adjusted.
Brief description of the drawings
Fig. 1 is the sectional elevation schematic diagram of the utility model.
Fig. 2 is the side schematic view of the utility model.
Fig. 3 is the floor map of the utility model.
Fig. 4 is the pre-embedded steel slab branching bolster structure schematic diagram of the utility model.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe：
As depicted in figs. 1 and 2, the device for accurately adjusting precast beam bottom pre-embedded steel slab longitudinal slope, it includes unit protection
Case 4,4 bosom of unit protection case are equipped with center support column 1, and 1 lower end of center support column is fixed with unit protection case 4；In
1 both sides of heart support column are respectively provided with the telescopic supporting levelling device 2 of a row, and telescopic supporting levelling device 2 is convex for what is cooperated
Wheel construction, two rows of telescopic supporting levelling devices 2 and the distance of center support column 1 are 25cm；1 upper end of center support column,
Identical perforate is equipped with scalable 26 upper end of support rod and pre-embedded steel slab bearing support 6, three is hinged on one by perforate
Rise.
The telescopic supporting levelling device 2 of cam structure is by base 21, cam 22, circular gear 25, scalable support rod
26 form with rotation handle 24, and the base 21 of telescopic supporting levelling device 2 is fixed on 4 bottom of unit protection case, two rows of bases
21 height are different to be set, and cam 22 is supported on base 21 by bearing 23, and cam 22 is engaged with circular gear 25, and axis pin is at the same time
It is articulated and connected through two scalable support rods 26 with circular gear 25, rotation hand is equipped with 4 outer left and right side of unit protection case
Handle 24, rotation handle 24 are connected with bearing 23, are rotated rotation handle 24, are rotated by bearing 23 with moving cam 22, realization can stretch
Contracting support rod 26 moves up and down.
Perforate is equipped with the top plate of unit protection case 4, tapping is equipped with fixed cross beam 5, and fixed cross beam 5 is equipped with and protection
The matched hole of 4 openings in the ceiling of case, scalable support rod 26 ensure its realization also cross 4 top plate of guard box and 8 perforate of crossbeam
Vertical movement；Cam catch 3, cam catch 3 are further respectively had in the side of two rows of telescopic supporting levelling devices 2
It is fixed on 4 bottom of unit protection case, the braked wheel in cam catch 3 is located at the side of cam 22 and is engaged with cam 22.
Gradient dial 8 is additionally provided with rotation handle 24, the bank pointer of gradient dial 8 is fixed on bearing 23,
It is corresponding with rotation handle 24, using cam center as origin, with 100 deciles, it is 0.1% per the scale division gradient, rotates rotation handle
24, pointer accordingly rotates, and reads signified scale and realizes the accurate adjusting gradient.
With reference to Fig. 3, the center support column 1 is located among unit protection case 4, and quantity is for more than one and the same as always
Set on line；Telescopic supporting levelling device 2 is located at 1 both sides of center support column, and each tease and ridicule is equipped with gradient quarter on leveling device
Scale 12.
With reference to Fig. 4, the pre-embedded steel slab bearing support 6 is by transverse bar member 61, longitudinal bar member 62 and magnetic steel plate 63
The frame structure of composition, pre-embedded steel slab 7 can be effectively absorbed and fixed in magnetic steel plate 63.
Claims (8)
1. a kind of device for being used to accurately adjust precast beam bottom pre-embedded steel slab longitudinal slope, it includes precast beam bottom pre-embedded steel slab（7）
With pre-embedded steel slab longitudinal slope regulating device, it is characterised in that：Pre-embedded steel slab longitudinal slope regulating device includes unit protection case（4）, filling
Put guard box（4）Bosom is equipped with more than one center support column（1）, center support column（1）Lower end and unit protection case（4）
Bottom is fixed, upper end and pre-embedded steel slab bearing support（6）It is hinged；In center support column（1）Both sides are respectively provided with two rows of telescopic supportings
Levelling device（2）, telescopic supporting levelling device（2）Unit protection case is fixed in lower end（4）Bottom, upper end and pre-embedded steel slab branch
Bolster（6）It is hinged.
2. the device according to claim 1 for being used to accurately adjust precast beam bottom pre-embedded steel slab longitudinal slope, it is characterised in that：Institute
The telescopic supporting levelling device stated（2）For the cam structure of mutual cooperation, it includes base（21）, cam（22）, round tooth
Wheel（25）, scalable support rod（26）With rotation handle（24）, cam（22）With circular gear（25）Engagement, axis pin pass through two
Scalable support rod（26）With circular gear（25）It is hinged, cam（22）Pass through bearing（23）It is supported on base（21）On, bearing
（23）With rotating handle（24）Connection.
3. the device according to claim 2 for being used to accurately adjust precast beam bottom pre-embedded steel slab longitudinal slope, it is characterised in that：
Two rows of telescopic supporting levelling devices（2）Side further respectively has cam catch（3）, cam catch（3）It is fixed on
Unit protection case（4）Bottom, brake apparatus（3）On braked wheel be located at cam（22）Side and and cam（22）Engagement.
4. the device according to claim 3 for being used to accurately adjust precast beam bottom pre-embedded steel slab longitudinal slope, it is characterised in that：
Unit protection case（4）Fixed cross beam is equipped with top plate（5）, fixed cross beam（5）With unit protection case（4）Top plate is equipped with perforate,
Scalable support rod（26）Also cross unit protection case（4）Top plate and fixed cross beam（5）Perforate, realization is vertically arranged.
5. the device according to claim 4 for being used to accurately adjust precast beam bottom pre-embedded steel slab longitudinal slope, it is characterised in that：Two
Arrange telescopic supporting levelling device（2）With center support column（1）Distance be 25cm, two rows of telescopic supporting levelling devices
（2）Base（21）Height is different to be set.
6. the device according to claim 2 for being used to accurately adjust precast beam bottom pre-embedded steel slab longitudinal slope, it is characterised in that：
Rotate handle（24）Place is additionally provided with gradient dial（8）, the gradient dial（8）Using cam center as origin, with 100 etc.
Point, it is 0.1% per the scale division gradient.
7. the device according to claim 1 for being used to accurately adjust precast beam bottom pre-embedded steel slab longitudinal slope, it is characterised in that：Institute
State pre-embedded steel slab bearing support（6）For by transverse bar member（61）, longitudinal bar member（62）With magnetic steel plate（63）The frame of composition
Structure, pre-embedded steel slab（7）It is absorbed and fixed at magnetic steel plate（63）On.
8. the device according to claim 2 for being used to accurately adjust precast beam bottom pre-embedded steel slab longitudinal slope, it is characterised in that：If
Put motor and replace rotation handle（24）, make motor and bearing（23）It is connected, manipulating motor by remote-control handle rotates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721026702.2U CN207314150U (en) | 2017-08-16 | 2017-08-16 | A kind of device for being used to accurately adjust precast beam bottom pre-embedded steel slab longitudinal slope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721026702.2U CN207314150U (en) | 2017-08-16 | 2017-08-16 | A kind of device for being used to accurately adjust precast beam bottom pre-embedded steel slab longitudinal slope |
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| CN207314150U true CN207314150U (en) | 2018-05-04 |
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| CN201721026702.2U Active CN207314150U (en) | 2017-08-16 | 2017-08-16 | A kind of device for being used to accurately adjust precast beam bottom pre-embedded steel slab longitudinal slope |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108729358A (en) * | 2018-07-02 | 2018-11-02 | 中国电建集团核电工程有限公司 | Modular Floor adjusting part and Modular Floor regulating device |
| CN108999087A (en) * | 2018-08-08 | 2018-12-14 | 四川公路桥梁建设集团有限公司 | Formula slope adjusting device device is cut with scissors in numerical control |
| CN110172918A (en) * | 2019-05-27 | 2019-08-27 | 中国十九冶集团有限公司 | Prefabricated case beam pre-embedded steel slab localization method |
-
2017
- 2017-08-16 CN CN201721026702.2U patent/CN207314150U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108729358A (en) * | 2018-07-02 | 2018-11-02 | 中国电建集团核电工程有限公司 | Modular Floor adjusting part and Modular Floor regulating device |
| CN108999087A (en) * | 2018-08-08 | 2018-12-14 | 四川公路桥梁建设集团有限公司 | Formula slope adjusting device device is cut with scissors in numerical control |
| CN110172918A (en) * | 2019-05-27 | 2019-08-27 | 中国十九冶集团有限公司 | Prefabricated case beam pre-embedded steel slab localization method |
| CN110172918B (en) * | 2019-05-27 | 2021-04-13 | 中国十九冶集团有限公司 | Method for positioning pre-buried steel plate of prefabricated box girder |
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