CN106968181B - The pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom - Google Patents

The pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom Download PDF

Info

Publication number
CN106968181B
CN106968181B CN201710320119.0A CN201710320119A CN106968181B CN 106968181 B CN106968181 B CN 106968181B CN 201710320119 A CN201710320119 A CN 201710320119A CN 106968181 B CN106968181 B CN 106968181B
Authority
CN
China
Prior art keywords
plate
steel plate
precast
fixing bolt
collateral branch
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
Application number
CN201710320119.0A
Other languages
Chinese (zh)
Other versions
CN106968181A (en
Inventor
常永健
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CCCC First Highway Engineering Group Co Ltd
Haiwei Engineering Construction Co Ltd of FHEC of CCCC
Original Assignee
CCCC First Highway Engineering Co Ltd
Haiwei Engineering Construction Co Ltd of FHEC of CCCC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CCCC First Highway Engineering Co Ltd, Haiwei Engineering Construction Co Ltd of FHEC of CCCC filed Critical CCCC First Highway Engineering Co Ltd
Priority to CN201710320119.0A priority Critical patent/CN106968181B/en
Publication of CN106968181A publication Critical patent/CN106968181A/en
Application granted granted Critical
Publication of CN106968181B publication Critical patent/CN106968181B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D21/00Methods or apparatus specially adapted for erecting or assembling bridges

Abstract

The present invention is a kind of pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom, the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom includes understructure, the understructure includes bottom plate, center supporting plate structure is fixedly installed in the middle part of the bottom plate, the supporting plate that can be swung is hinged at the top of the center supporting plate structure, the supertronic structure that height is adjustable is provided on the understructure, the top energy contact of the supertronic structure is on the bottom surface that the supporting plate is located at the center supporting plate structure two sides.The device overcomes the problems such as installation accuracy existing in the prior art is poor, quality control is difficult, construction efficiency is low, construction cost is high, realize the accurate control of the pre-buried support steel plate longitudinal slope of beam bottom, easily operated and construction efficiency is high, construction cost is low, is conducive to be widely used to promote.

Description

The pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom
Technical field
The present invention relates to Precast T-Beam technical field of construction more particularly to a kind of pre-buried support steel plate longitudinal slopes of Precast T-Beam beam bottom Regulating device.
Background technique
According to Precast T-Beam construction design drawing and related specification requirement, after the beam body of Precast T-Beam is installed, beam bottom Pre-buried support steel plate (refers to pre-buried steel plate at beam body fulcrum, it is the shock resistance and increase in order to increase beam body The contact area of beam body stress point.That is existing for two monomer members faying faces for having support relation, it is anti-with support The perpendicular steel plate of power, can all be support steel plate, its effect be guarantee load generate even action transmit.) have to It keeps horizontality and is fitted closely with support.Therefore, during prefabrication of beam, it is desirable that pre-buried support steel plate is formed and bridge The opposite gradient of longitudinal slope is designed, is not allowed if pre-buried support steel plate longitudinal slope is adjusted, support bias will be will cause after beam body installation, from And cause support to be possible to premature and be damaged, the service life of bridge is seriously affected, the operation of bridge from now on is caused very Big security risk, and deal with comparable trouble.
In the prior art, the pre-buried support steel plate longitudinal slope adjusting method of Precast T-Beam beam bottom mainly include using reinforcing bar support pad method, Layer of sand support pad method and wedge-shaped steel plate welding, wherein reinforcing bar support pad method is the longitudinal slope of the pre-buried support steel plate provided according to design, The reinforcing bar of support pad different-diameter below steel plate makes steel plate reach the longitudinal slope of design requirement by adjusting the position of reinforcing bar;Layer of sand Support pad method is to be laid with sand bedding course in the lower section of steel plate before installing pre-buried support steel plate, and the thickness and the gradient of sand bedding course are to protect The exposed height and longitudinal slope for demonstrate,proving pre-buried support steel plate are able to satisfy design requirement.Before the installation of T beam, sand bedding course and steel plate are detached from, thus Guarantee the installation quality of steel plate;The pre-buried support steel plate of design is divided into two by wedge-shaped steel plate welding, and one piece is horizontal steel plate, One piece is wedge-shaped steel plate.For guarantee the pre-buried support steel plate longitudinal slope of beam bottom control precision, first in beam bottom pre-buried one piece and beam bottom Horizontal steel plate, the one piece of thickness of longitudinal slope production then provided according to design, angle are able to satisfy the wedge-shaped steel plate of design requirement, then Wedge-shaped steel plate and horizontal steel plate are welded, to achieve the purpose that accurately to control support steel plate setting angle.
But above-mentioned adjusting method has the following disadvantages:
(1) installation accuracy is poor: using reinforcing bar support pad method or layer of sand support pad method cannot it is effective, be accurately controlled pre-buried branch The longitudinal slope of seat steel plate, because inevitably having template in template installation or T beam concreting process and colliding pre-buried support steel plate Or concrete incline fall to the impact force of steel plate cause steel plate generate displacement, cause the longitudinal slope originally set to change;
(2) construction efficiency is low: needing that reinforcing bar first is arranged below pre-buried support steel plate using reinforcing bar support pad method, passes through Mobile steel The position of muscle adjusts the exposed thickness and longitudinal slope of pre-buried support steel plate, it is necessary to by constantly moving and measurement can be only achieved and set Desired size and angle is counted, therefore construction efficiency is lower;Layer of sand support pad method needs first to be laid with sand bedding course below steel plate, by not Disconnected measurement and layer of sand adjustment, finally guarantee the thickness and angle of layer of sand.Therefore, construction efficiency is equally lower;Wedge-shaped steel plate weldering Connection need to increase by the independent processing wedged steel plate of design requirement, although having saved the time of the pre-buried support steel plate longitudinal slope of adjustment The weld interval added considerably beyond the supertronic time, and welding quality is not easy to guarantee.
(3) quality control is difficult: when utilizing wedge-shaped steel plate welding, before the installation of T beam or after installation must by horizontal steel plate and Wedge-shaped steel plate welding is integral, because welding direction is vertical direction, welding quality is difficult to control.If installed in T beam It welds again afterwards, due to the limitation of construction site, it more difficult to the welding quality of lower steel plate in guarantee;
(4) construction cost is high: since reinforcing bar support pad method and layer of sand support pad method control precision are poor, after inevitably will increase The expense of phase processing, therefore construction cost is higher;Wedge-shaped steel plate welding needs individually processing wedged steel plate and increases to weld together Technique, therefore construction cost is higher.
The present inventor based on years of experience and practice in relevant industries, proposes that a kind of Precast T-Beam beam bottom is pre-buried as a result, Support steel plate longitudinal slope regulating device, to overcome the deficiencies of existing technologies.
Summary of the invention
The purpose of the present invention is to provide a kind of pre-buried support steel plate longitudinal slope regulating devices of Precast T-Beam beam bottom, overcome existing The problems such as installation accuracy present in technology is poor, quality control is difficult, construction efficiency is low, construction cost is high, realizes the pre-buried branch of beam bottom The accurate control of seat steel plate longitudinal slope, easily operated and construction efficiency is high, construction cost is low, is conducive to be widely used to promote.
The object of the present invention is achieved like this, a kind of pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom;It is described The pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom includes understructure, and the understructure includes bottom plate, the bottom plate Middle part be fixedly installed center supporting plate structure, the supporting plate that can be swung, the bottom are hinged at the top of the center supporting plate structure It is provided with supertronic structure on holder structure, the supertronic structure includes at least being set to the center supporting plate structure two sides and high Spend the first supertronic unit and the second supertronic unit being adjustable, the top of the first supertronic unit and the second supertronic unit Energy difference contact is on the bottom surface of the supporting plate.
In a preferred embodiment of the present invention, the both ends of the bottom plate are symmetrically arranged with the first vertical plate being parallel to each other With the second vertical plate, the first supertronic unit includes the first wedge-shaped steel plate being fixed on the bottom plate, the described first wedge-shaped steel The height of plate is gradually dropped from first vertical plate to the center supporting plate structure, and the first supertronic unit further includes and described first Vertical plate the first collateral branch plate disposed in parallel, it is high that first collateral branch plate can move adjustment along the top surface of first wedge-shaped steel plate Degree and can vertically against being set on first wedge-shaped steel plate, the top of first collateral branch plate can contact in the support On the bottom surface of plate;
The second supertronic unit includes the second wedge-shaped steel plate being fixed on the bottom plate, second wedge-shaped steel plate with First wedge-shaped steel plate is arranged about the center supporting plate symmetrical configuration, and the height of second wedge-shaped steel plate is from described second Vertical plate is gradually dropped to the center supporting plate structure, and the second supertronic unit further includes and second vertical plate disposed in parallel second Collateral branch's plate, second collateral branch plate can move adjustment height along the top surface of second wedge-shaped steel plate and can be vertically against setting It is placed on second wedge-shaped steel plate, the top energy contact of second collateral branch plate is on the bottom surface of the supporting plate.
In a preferred embodiment of the present invention, first collateral branch plate can be shown by being provided on the side of the bottom plate With the scale unit of the second collateral branch plate horizontal position.
In a preferred embodiment of the present invention, the first supertronic unit further includes the horizontally disposed first fixed spiral shell Bolt, first fixing bolt are worn from the outside to the core through first vertical plate, and the free end of first fixing bolt is worn By first collateral branch plate, first collateral branch plate can be moved along first fixing bolt and is capable of fixing in described first On fixing bolt;The second supertronic unit further includes horizontally disposed second fixing bolt, and second fixing bolt is outside It inwardly wears through second vertical plate, the free end of second fixing bolt is worn through second collateral branch plate, described Second collateral branch's plate can be moved along second fixing bolt and is capable of fixing on second fixing bolt.
In a preferred embodiment of the present invention, on first vertical plate and above first wedge-shaped steel plate Position at be provided with first through hole for wearing first fixing bolt, first fixing bolt can be along described first Through-hole moves up and down adjusting height;It is provided on second vertical plate and at the position above second wedge-shaped steel plate For wearing the second through-hole of second fixing bolt, second fixing bolt can move up and down tune along second through-hole Section height.
In a preferred embodiment of the present invention, it is arranged with the first spring on first fixing bolt, described first One end contact of spring is on first vertical plate, and the other end contact of first spring is on first collateral branch plate;Institute It states and is arranged with second spring on the second fixing bolt, one end contact of the second spring is on second vertical plate, and described The other end contact of two springs is on second collateral branch plate.
In a preferred embodiment of the present invention, the center supporting plate structure includes being arranged in parallel with first vertical plate Center vertical plate, the both ends of the center vertical plate are respectively arranged with central post, are provided with and are used at the top of two central posts The central post hinge hole of the hinged supporting plate.
In a preferred embodiment of the present invention, the on both sides of the middle of the supporting plate be separately provided for it is hinged it is described in The supporting plate hinge hole of heart supporting plate structure is equipped in the supporting plate hinge hole hardened for connecting the supporting plate and center branch The hinging pin shaft of structure.
In a preferred embodiment of the present invention, the both ends of the supporting plate are provided with limited block protruding upward.
In a preferred embodiment of the present invention, multiple loss of weight slots are provided on the bottom plate and the supporting plate.
From the above mentioned, the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom of the invention has the following beneficial effects:
(1) in the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom of the invention, prefabricated T is placed in the top surface of supporting plate The pre-buried support steel plate of beam beam bottom adjusts supporting plate by the height of the first supertronic unit and the second supertronic unit that adjust supertronic structure Tilt angle, the position of first collateral branch's plate and second collateral branch's plate can be accurately controlled by the scale unit being arranged on bottom plate, To achieve the purpose that accurately to control the pre-buried support steel plate longitudinal slope of Precast T-Beam beam bottom, guarantee that T beam installs the pre-buried support steel in back rest bottom Plate and support can fit closely, uniform force, supporting & stablizing;
(2) the supertronic structure in the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom of the invention is to Precast T-Beam beam The accurate control of the pre-buried support steel plate longitudinal slope in bottom, avoid because longitudinal slope control is not stringent cause later-stage utilization wedge-shaped steel plate or its He loses at method to make up mass defect bring economic loss and duration;
(3) the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom of the invention is easy to use and can reuse, Construction cost is low, and turnover is high-efficient, significantly saves the set-up time of pre-buried support steel plate, improves work efficiency;From scene From the point of view of trial effect, the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom can satisfy the items of design and construction completely Index request, can Precast T-Beam construction in extensive utilization.
Detailed description of the invention
The following drawings are only intended to schematically illustrate and explain the present invention, not delimit the scope of the invention.
Wherein:
Fig. 1: for the structural schematic diagram of the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom of the invention.
Fig. 2: for the perspective view of the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom of the invention.
Fig. 3: remove the schematic diagram of supporting plate for the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom of the present invention.
Fig. 4: for floor structure of the invention and its top structure schematic diagram.
Fig. 5: for the pre-buried support steel plate longitudinal slope regulating device use state diagram of Precast T-Beam beam bottom of the invention.
In figure:
100, the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom;
1, understructure;
11, bottom plate;
110, loss of weight slot;111, scale unit;
12, the first vertical plate;121, first through hole;
13, the second vertical plate;131, the second through-hole;
2, center supporting plate structure;
21, center vertical plate;
22, central post;221, central post hinge hole;
3, supporting plate;
31, hinging pin shaft;32, limited block;
4, supertronic structure;
41, the first supertronic unit;
411, the first wedge-shaped steel plate;
412, first collateral branch's plate;
413, the first fixing bolt;
414, the first spring;
42, the second supertronic unit;
421, the second wedge-shaped steel plate;
422, second collateral branch's plate;
423, the second fixing bolt;
424, second spring;
8, Precast T-Beam;
9, the pre-buried support steel plate of Precast T-Beam beam bottom.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, this hair of Detailed description of the invention is now compareed Bright specific embodiment.
As shown in Figures 1 to 5, the present invention provides a kind of pre-buried support steel plate longitudinal slope regulating device 100 of Precast T-Beam beam bottom, Including understructure 1, understructure 1 includes the bottom plate 11 of rectangle, and the middle part of bottom plate 11 is fixedly installed center supporting plate structure 2, The top of center supporting plate structure 2 is hinged with the supporting plate 3 for the rectangle that can be swung, in the present embodiment, on bottom plate 11 and supporting plate 3 Multiple loss of weight slots 110 are provided with, under the premise of proof strength and rigidity, loss of weight slot 110 can be effectively reduced device Weight, be conducive to constructing operation.Supertronic structure 4 is provided on understructure 1, supertronic structure 4 includes at least and is set to center 2 two sides of supporting plate structure and height the first supertronic unit 41 and the second supertronic unit 42 that are adjustable, 41 He of the first supertronic unit The top of second supertronic unit 42 can distinguish contact on the bottom surface of supporting plate 3.It is pre-buried that Precast T-Beam beam bottom is placed in the top surface of supporting plate 3 Support steel plate 9 can be adjusted accurately by the height of the first supertronic unit 41 and the second supertronic unit 42 that adjust supertronic structure 4 The tilt angle of supporting plate 3, to achieve the purpose that accurately to control pre-buried 9 longitudinal slope of support steel plate of Precast T-Beam beam bottom, after guaranteeing installation The pre-buried support steel plate 9 of Precast T-Beam beam bottom and support (prior art is not shown in the figure) can fit closely, and uniform force, support are steady Fixed, accurate control of the supertronic structure 4 to pre-buried 9 longitudinal slope of support steel plate of Precast T-Beam beam bottom avoids due to longitudinal slope control is not stringent Lead to later-stage utilization wedge-shaped steel plate or other methods to make up mass defect bring economic loss and duration loss;Precast T-Beam The pre-buried support steel plate longitudinal slope regulating device 100 of beam bottom is easy to use and can reuse, and construction cost is low, and turnover is high-efficient, It the set-up time for significantly saving pre-buried support steel plate, improves work efficiency;From the point of view of live trial effect, Precast T-Beam beam The pre-buried support steel plate longitudinal slope regulating device 100 in bottom can satisfy the indices requirement of design and construction completely, can be in prefabricated T Extensive utilization in beam construction.
Further, as shown in Figure 1 to Figure 3, the both ends of bottom plate 11 are symmetrically arranged with the first vertical plate 12 being parallel to each other and Two vertical plates 13, the first supertronic unit 41 include the first wedge-shaped steel plate 411 being fixed on bottom plate, the height of the first wedge-shaped steel plate 411 Degree is gradually dropped from the first vertical plate 12 to center supporting plate structure 2, and the first supertronic unit 41 further includes disposed in parallel with the first vertical plate 12 First collateral branch's plate 412, first collateral branch's plate 412 can move adjustment height along the top surface of the first wedge-shaped steel plate 411 and can vertically support By being set on the first wedge-shaped steel plate 411, the top energy contact of first collateral branch's plate 412 is on the bottom surface of supporting plate 3;Second supertronic list Member 42 include the second wedge-shaped steel plates 421 for being fixed on bottom plate 11, the second wedge-shaped steel plate 421 and the first wedge-shaped steel plate 411 about Center supporting plate structure 2 is symmetrical arranged, and the height of the second wedge-shaped steel plate 421 is gradually dropped from the second vertical plate 13 to center supporting plate structure 2, the Two supertronic units 42 further include with 13 second collateral branch disposed in parallel plate 422 of the second vertical plate, second collateral branch's plate 422 can be along the second wedge The mobile adjustment height in the top surface of shape steel plate 421 and can be vertically against being set on the second wedge-shaped steel plate 421, second collateral branch's plate 422 top energy contact is on the bottom surface of supporting plate 3.In the present embodiment, 422 knot of first collateral branch's plate 412 and second collateral branch's plate Structure and size are identical, the bottom of first collateral branch's plate 412 and second collateral branch's plate 422 are provided with card slot, card slot can make the first collateral branch Plate 412, second collateral branch's plate 422, which are born against, to be set on the top surface of the first wedge-shaped steel plate 411, the second wedge-shaped steel plate 421, and is blocked The two sides of slot are avoided that first collateral branch's plate 412, second collateral branch's plate, 422 double swerve.It is carrying out by first collateral branch's plate 412 and second When 422 height adjustment of supporting plate, the height change of first collateral branch's plate 412 and second collateral branch's plate 422 is contrary, first collateral branch's plate 412, which are turned up then second collateral branch's plate 422, to turn down, to guarantee the equal contact in top of first collateral branch's plate 412 and second collateral branch's plate 422 In on the bottom surface of supporting plate 3.In the present embodiment, first collateral branch's plate 412 and second can be shown by being provided on the side of bottom plate 11 The scale unit 111 of 422 horizontal position of collateral branch's plate.First collateral branch's plate 412 along the top surface of the first wedge-shaped steel plate 411 move horizontally from And changing the height at the top of it, second collateral branch's plate 422 moves horizontally to change its top along the top surface of the second wedge-shaped steel plate 421 Height, first collateral branch's plate 412, second can be calculated according to the longitudinal slope angle demand of the pre-buried support steel plate 9 of Precast T-Beam beam bottom The horizontal position of collateral branch's plate 422 moves first collateral branch's plate 412 and second collateral branch's plate 422 according to the result of calculating respectively, passes through quarter Degree unit 111 can accurately control the position of first collateral branch's plate 412 and second collateral branch's plate 422, accurately control prefabricated T to reach The purpose of pre-buried 9 longitudinal slope of support steel plate of beam beam bottom.
Further, as shown in Figure 1 to Figure 3, the first supertronic unit 41 further includes horizontally disposed first fixing bolt 413, First fixing bolt 413 is worn from the outside to the core through the first vertical plate 12, and the free end of the first fixing bolt 413 is worn by first Collateral branch's plate 412, first collateral branch's plate 412 can be moved along the first fixing bolt 413 and be capable of fixing on the first fixing bolt 413;The Two supertronic units 42 further include horizontally disposed second fixing bolt 423, and the second fixing bolt 423 is worn from the outside to the core by Two vertical plates 13, the free end of the second fixing bolt 423 are worn through second collateral branch's plate 422, and second collateral branch's plate 422 can be solid along second Determine the movement of bolt 423 and is capable of fixing on the second fixing bolt 423.Need to adjust first collateral branch's plate 412 and second collateral branch's plate When 422 height, when rotation adjusts first fixing bolt 413 and the second fixing bolt 423 at 4 both ends of supertronic structure, the first collateral branch The card slot of the bottom of plate 412 and second collateral branch's plate 422 is avoided that first collateral branch's plate 412 and second collateral branch's plate 422 are fixed with first Bolt 413 and the rotation of the second fixing bolt 423, when the first fixing bolt 413 and the second fixing bolt 423 rotate, the first collateral branch Plate 412 and second collateral branch's plate 422 can move to change along the top surface of the first wedge-shaped steel plate 411, the second wedge-shaped steel plate 421 respectively Its overhead height, and then achieve the purpose that control pre-buried 9 longitudinal slope of support steel plate of Precast T-Beam beam bottom.
Further, as shown in Figures 1 to 4, on the first vertical plate 12 and at the position of 411 top of the first wedge-shaped steel plate It is provided with the first through hole 121 for wearing the first fixing bolt 413, the first fixing bolt 413 can be along about 121 first through hole It is mobile to adjust height;It is provided on second vertical plate 13 and at the position of 421 top of the second wedge-shaped steel plate for wearing second Second through-hole 131 of fixing bolt 423, the second fixing bolt 423 can move up and down adjusting height along the second through-hole 131.At this In embodiment, first through hole 121 and the second through-hole 131 are rectangle open-work, the width of first through hole 121, the second through-hole 131 It spends size to be arranged with the diameter matches of the first fixing bolt 413, the second fixing bolt 423 respectively, first through hole 121, second is logical Height adjustment size of the length dimension in hole 131 respectively with first collateral branch's plate 412, second collateral branch's plate 422 matches, first through hole 121 the first fixing bolts 413 of guarantee can move up and down but cannot move along the width direction of the first vertical plate 12, the second through-hole 131 the second fixing bolts 423 of guarantee can move up and down but cannot move along the width direction of the second vertical plate 13.
Further, as shown in Figure 1 to Figure 3, the first spring 414, the first spring 414 are arranged on the first fixing bolt 413 One end contact on the first vertical plate 12, the other end contact of the first spring 414 is on first collateral branch's plate 412;Second fixed spiral shell Be arranged with second spring 424 on bolt 423, one end contact of second spring 424 on the second vertical plate 13, second spring 424 it is another One end contact is on second collateral branch's plate 422.First spring 414 and second spring 424 are high strong spring, and contact is in the first vertical plate 12 and first the first spring 414 between collateral branch's plate 412 can guarantee the stability of the first fixing bolt 413, avoid first fixed Bolt 413 drives first collateral branch's plate 412 to move in the horizontal direction, and device stability is caused to be affected;Contact is in the second vertical plate 13 and the second second spring 424 between collateral branch's plate 422 can guarantee the stability of the second fixing bolt 423, avoid second fixed Bolt 423 drives second collateral branch's plate 422 to move in the horizontal direction, and device stability is caused to be affected.
Further, as shown in figure 4, center supporting plate structure 2 include with the center vertical plate 21 disposed in parallel of the first vertical plate 12, in The both ends of heart vertical plate 21 are respectively arranged with central post 22, and the top of two central posts 22 is provided with the neutrality for hinged supporting plate 3 Column articulated hole 221.Under conditions of guaranteeing stiffness and strength, through groove also can be set on center vertical plate 21, to alleviator Weight.
Further, as shown in Figure 1 to Figure 2, the on both sides of the middle of supporting plate 3 is separately provided for hinged center supporting plate structure 2 Supporting plate hinge hole, the hinging pin shaft 31 for hinged supporting plate 3 and center supporting plate structure 2 is equipped in supporting plate hinge hole.Supporting plate 3 It can be that fulcrum is swung with center supporting plate structure 2, realize the purpose of adjustment pre-buried 9 longitudinal slope of support steel plate of Precast T-Beam beam bottom.? In present embodiment, in order to avoid the pre-buried support steel plate 9 of Precast T-Beam beam bottom slides from supporting plate 3, the both ends of supporting plate 3 are provided with Limited block 32 protruding upward.
In a specific embodiment of the invention, the bottom plate 11 of rectangle is made of the production of the steel plate of 1cm thickness, and length dimension is 67cm, width dimensions 50cm;First vertical plate 12 and the second vertical plate 13 at 11 both ends of bottom plate are made of the production of the steel plate of 1cm thickness, Its height dimension is 6.5cm, width dimensions 50cm, and first through hole 121 and the second through-hole 131 are that length dimension is 3cm, width Spend the rectangle open-work having a size of 1cm;Center vertical plate 21 is made of the production of the steel plate of 1cm thickness, and height dimension 8.5cm is wide Degree is having a size of 50cm;Supporting plate 3 is made of the production of the steel plate of 1cm thickness, and the length dimension of the supporting plate 3 of rectangle is 65cm, width dimensions For 50cm;The limited block 32 at 3 both ends of supporting plate is made of the production of the steel plate of 1cm thickness, and the width dimensions of limited block 32 are 50cm, height Having a size of 1cm;The length dimension of first wedge-shaped steel plate 411 and the second wedge-shaped steel plate 421 is 32cm, width dimensions 4cm, height Having a size of 0~3cm;First fixing bolt 413 and the second fixing bolt 423 are the spiral shell that diameter is 1cm, length dimension is 30cm Bolt, the first spring 414 and second spring 424 use the high-strength bullet that diameter is 10cm for 2cm, length dimension 16cm, stroke Spring, first collateral branch's plate 412 and second collateral branch's plate 422 are made of the production of the steel plate of 1cm thickness, first collateral branch's plate 412 and the second collateral branch The height dimension of plate 422 is 6.5cm, width dimensions 8cm.
As shown in figure 5, adjusting dress to the pre-buried support steel plate longitudinal slope of Precast T-Beam beam bottom of the invention by taking 40m Precast T-Beam as an example 100 application methods to be set to be illustrated, Precast T-Beam pedestal (prior art is not shown in the figure) is highly 40cm, width 60cm, Pre-buried 9 longitudinal length of support steel plate of Precast T-Beam beam bottom is 65cm, transverse width 60cm, designs the pre-buried support of Precast T-Beam beam bottom 9 center of steel plate expose outside the beam bottom of Precast T-Beam 8 with a thickness of 1.5cm, with pre-buried 9 corresponding position of support steel plate of Precast T-Beam beam bottom Pedestal reduces 11cm and constitutes reserved notch (prior art is not shown in the figure), and the pre-buried support steel plate longitudinal slope of Precast T-Beam beam bottom is adjusted 100 original state height of device is 9.5cm.Specific installation and regulating step are as follows:
1) pre-buried 9 position of center line of support steel plate of Precast T-Beam beam bottom is calculated, by the pre-buried support steel plate of Precast T-Beam beam bottom Longitudinal slope regulating device 100 is put on the Precast T-Beam pedestal (i.e. reserved notch) that height reduces at position, guarantees Precast T-Beam beam bottom The center line of pre-buried support steel plate longitudinal slope regulating device 100 is overlapped with the center line of the pre-buried support steel plate 9 of Precast T-Beam beam bottom.
2) longitudinal slope is set as 2.5%, and pre-buried 9 longitudinal length of support steel plate of Precast T-Beam beam bottom is 65cm, Precast T-Beam beam bottom Pre-buried 9 both ends height difference of support steel plate is 1.6cm, then one end of supporting plate 3 rises 0.8cm, and the other end declines 0.8cm.Rotation is adjusted First fixing bolt 413 and the second fixing bolt 423 at 4 both ends of supertronic structure, first collateral branch's plate 412 and second collateral branch's plate 422 It moves to change its overhead height, first collateral branch's plate along the top surface of the first wedge-shaped steel plate 411, the second wedge-shaped steel plate 421 respectively 412 and second the mobile distance of collateral branch's plate 422 pass through bottom plate 11 side on scale unit 111 measure first collateral branch's plate 412 The mobile distance with second collateral branch's plate 422, so that the longitudinal slope for accurately controlling supporting plate (is made sure to keep in mind to control the direction of longitudinal slope, be avoided the occurrence of Counter-slope).
3) after longitudinal slope mixes up, pre-buried 100 both ends of support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom using cystosepiment and Foamed glue is blocked, and is prevented mortar pollution bolt when casting concrete or is entered device.
4) after the completion of device blocks, check whether pre-buried 9 longitudinal slope of support steel plate of Precast T-Beam beam bottom meets design and rule again Model requirement, is molded after confirmation is errorless.
5) after molding, the pre-buried support steel plate longitudinal slope regulating device 100 of Precast T-Beam beam bottom is removed, is used for next Pre-buried 9 longitudinal slope of support steel plate of the Precast T-Beam beam bottom of piece Precast T-Beam is adjusted, and is repeated the above steps and is adjusted.
From the above mentioned, the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom of the invention has the following beneficial effects:
(1) in the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom of the invention, prefabricated T is placed in the top surface of supporting plate The pre-buried support steel plate of beam beam bottom adjusts supporting plate by the height of the first supertronic unit and the second supertronic unit that adjust supertronic structure Tilt angle, the position of first collateral branch's plate and second collateral branch's plate can be accurately controlled by the scale unit being arranged on bottom plate, To achieve the purpose that accurately to control the pre-buried support steel plate longitudinal slope of Precast T-Beam beam bottom, guarantee that T beam installs the pre-buried support steel in back rest bottom Plate and support can fit closely, uniform force, supporting & stablizing;
(2) the supertronic structure in the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom of the invention is to Precast T-Beam beam The accurate control of the pre-buried support steel plate longitudinal slope in bottom, avoid because longitudinal slope control is not stringent cause later-stage utilization wedge-shaped steel plate or its He loses at method to make up mass defect bring economic loss and duration;
(3) the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom of the invention is easy to use and can reuse, Construction cost is low, and turnover is high-efficient, significantly saves the set-up time of pre-buried support steel plate, improves work efficiency;From scene From the point of view of trial effect, the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom can satisfy the items of design and construction completely Index request, can Precast T-Beam construction in extensive utilization.
The foregoing is merely the schematical specific embodiment of the present invention, the range being not intended to limit the invention.It is any Those skilled in the art, made equivalent changes and modifications under the premise of not departing from design and the principle of the present invention, It should belong to the scope of protection of the invention.

Claims (9)

1. a kind of pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom, which is characterized in that the Precast T-Beam beam bottom is pre-buried Support steel plate longitudinal slope regulating device includes understructure, and the understructure includes bottom plate, the middle part fixed setting of the bottom plate There is center supporting plate structure, the supporting plate that can be swung is hinged at the top of the center supporting plate structure, is provided on the understructure Supertronic structure, the supertronic structure include at least be set to the center supporting plate structure two sides and height be adjustable first The top of supertronic unit and the second supertronic unit, the first supertronic unit and the second supertronic unit can distinguish contact in institute It states on the bottom surface of supporting plate;
The both ends of the bottom plate are symmetrically arranged with the first vertical plate and the second vertical plate being parallel to each other, and the first supertronic unit includes The first wedge-shaped steel plate being fixed on the bottom plate, the height of first wedge-shaped steel plate is from first vertical plate to the center Supporting plate structure gradually drops, the first supertronic unit further include with first vertical plate the first collateral branch plate disposed in parallel, described One side supporting plate can move adjustment height along the top surface of first wedge-shaped steel plate and can be vertically against being set to the first wedge On shape steel plate, the top energy contact of first collateral branch plate is on the bottom surface of the supporting plate;
The second supertronic unit includes the second wedge-shaped steel plate being fixed on the bottom plate, second wedge-shaped steel plate with it is described First wedge-shaped steel plate is arranged about the center supporting plate symmetrical configuration, and the height of second wedge-shaped steel plate is from second vertical plate It is gradually dropped to the center supporting plate structure, the second supertronic unit further includes and second vertical plate the second collateral branch disposed in parallel Plate, second collateral branch plate can move adjustment height along the top surface of second wedge-shaped steel plate and can be vertically against being set to On second wedge-shaped steel plate, the top energy contact of second collateral branch plate is on the bottom surface of the supporting plate.
2. the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom as described in claim 1, which is characterized in that the bottom The scale unit that can show first collateral branch plate and the second collateral branch plate horizontal position is provided on the side of plate.
3. the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom as described in claim 1, which is characterized in that described One supertronic unit further includes horizontally disposed first fixing bolt, and first fixing bolt is worn from the outside to the core by described One vertical plate, the free end of first fixing bolt are worn through first collateral branch plate, and first collateral branch plate can be along described First fixing bolt is mobile and is capable of fixing on first fixing bolt;The second supertronic unit further includes being horizontally disposed with The second fixing bolt, second fixing bolt wears from the outside to the core through second vertical plate, second fixing bolt Free end wear through second collateral branch plate, second collateral branch plate can move along second fixing bolt and can be solid Due on second fixing bolt.
4. the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom as claimed in claim 3, which is characterized in that described The for wearing first fixing bolt is provided on the one vertical plate and position that is located above first wedge-shaped steel plate One through-hole, first fixing bolt can move up and down adjusting height along the first through hole;On second vertical plate and it is located at It is provided with the second through-hole for wearing second fixing bolt at position above second wedge-shaped steel plate, described second Fixing bolt can move up and down adjusting height along second through-hole.
5. the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom as claimed in claim 3, which is characterized in that described It is arranged with the first spring on one fixing bolt, one end contact of first spring is on first vertical plate, first bullet The other end contact of spring is on first collateral branch plate;Second spring, second bullet are arranged on second fixing bolt One end contact of spring is on second vertical plate, and the other end contact of the second spring is on second collateral branch plate.
6. the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom as described in claim 1, which is characterized in that in described Heart supporting plate structure include with first vertical plate center vertical plate disposed in parallel, during the both ends of the center vertical plate are respectively arranged with Column is provided with the central post hinge hole for the hinged supporting plate at the top of two central posts.
7. the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom as described in claim 1, which is characterized in that the support The on both sides of the middle of plate is separately provided for the supporting plate hinge hole of the hinged center supporting plate structure, wears in the supporting plate hinge hole Equipped with the hinging pin shaft for connecting the supporting plate and the center supporting plate structure.
8. the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom as claimed in claim 7, which is characterized in that the support The both ends of plate are provided with limited block protruding upward.
9. the pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom as described in claim 1, which is characterized in that the bottom Multiple loss of weight slots are provided on plate and the supporting plate.
CN201710320119.0A 2017-05-09 2017-05-09 The pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom Active CN106968181B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710320119.0A CN106968181B (en) 2017-05-09 2017-05-09 The pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710320119.0A CN106968181B (en) 2017-05-09 2017-05-09 The pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom

Publications (2)

Publication Number Publication Date
CN106968181A CN106968181A (en) 2017-07-21
CN106968181B true CN106968181B (en) 2018-12-04

Family

ID=59331201

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710320119.0A Active CN106968181B (en) 2017-05-09 2017-05-09 The pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom

Country Status (1)

Country Link
CN (1) CN106968181B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109083014A (en) * 2018-08-31 2018-12-25 中铁六局集团广州工程有限公司 A kind of regulating device and Bridge Beam bottom longitudinal slope regulating system of pre-embedded steel slab
CN110219244B (en) * 2019-06-03 2021-04-06 中铁大桥局集团有限公司 Adjusting device for box girder web template at easement curve and using method thereof
CN111705670A (en) * 2020-06-24 2020-09-25 中交第二航务工程局有限公司 Accurate adjusting device for longitudinal slope of precast beam shoe and construction method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4089762B2 (en) * 1998-07-21 2008-05-28 横浜ゴム株式会社 Structure of sliding bearing
CN202137840U (en) * 2011-04-19 2012-02-08 中国铁工建设有限公司 Gradient adjusting device of precast bridge
CN102912725B (en) * 2012-11-12 2016-02-24 重庆交通大学 A kind of device of fine adjustment precast beam pre-embedded steel slab longitudinal grade
CN205835648U (en) * 2016-07-28 2016-12-28 四川公路桥梁建设集团有限公司 Precast beam pre-embedded steel slab hinge formula slope adjusting device
CN206721687U (en) * 2017-05-09 2017-12-08 中交一公局海威工程建设有限公司 The pre-buried bearing steel plate longitudinal slope adjusting means in Precast T-Beam beam bottom

Also Published As

Publication number Publication date
CN106968181A (en) 2017-07-21

Similar Documents

Publication Publication Date Title
CN106968181B (en) The pre-buried support steel plate longitudinal slope regulating device of Precast T-Beam beam bottom
KR101239621B1 (en) Beam launching method using beam launcher with end strut having roller guide
CN206721687U (en) The pre-buried bearing steel plate longitudinal slope adjusting means in Precast T-Beam beam bottom
CN102587295B (en) Under-supported basket form fine-adjustment system and under-supported basket form adjustment method
EP2642025B1 (en) Recoverable temporary traverse
CN208533372U (en) A kind of General reinforced cage binding moulding bed
CN109989330B (en) Continuous track and erection method thereof
CN102296542A (en) Method for constructing high pier capping beams
CN206736864U (en) Hydraulic self-lifting cantilever heavy type arch dam shuttering work platform
CN210013117U (en) Bridge beam supports stone backing template system with adjustable elevation
CN109468953A (en) A kind of T-type construction method of bent cap
KR100767388B1 (en) Segment girder construction method for bridge
CN203795264U (en) Traction track for vehicle safety crash test room
CN106702907B (en) A kind of Bridge guardrail base adjustable flange disk construction method
CN108098979A (en) A kind of PK sections concrete box girder precast segment template
KR101527782B1 (en) Management and reverse displacement of composite bridge composite inclined support installation method
KR101153431B1 (en) Apparatus for controlling the position of upper structure for lifting the bridge and the method for increasing the cross section of lower structure using the same apparatus
CN203654200U (en) No. 0 block support for box girder of river-crossing prestressed concrete continuous beam bridge
CN106758577B (en) The moveable whole transfering type straddle-type monorail PC track beam forms of bed die
CN108915247A (en) A kind of braced frame of three-dimensional adjustable formwork
CN202766985U (en) Construction device for variable cross-section cantilever box girder
CN210712538U (en) Self-stabilizing quick-mounting bridge expansion device
RU2704418C1 (en) Axle thrust bearing assembly of bridge
CN110900820B (en) Construction device and construction method for self-adaptive post-tensioning prefabricated box girder
CN212404812U (en) Multidirectional pre-deviation device for bridge support

Legal Events

Date Code Title Description
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: 101119 Building No. 568 Xuxing Road, Tongzhou District, Beijing

Co-patentee after: China Jiaotong No.1 Public Bureau Group Co., Ltd.

Patentee after: CCCC First Highway Bureau Haiwei Engineering Construction Co.,Ltd.

Address before: 101119 Building No. 568 Xuxing Road, Tongzhou District, Beijing

Co-patentee before: CCCC First Highway Engineering Co., Ltd.

Patentee before: CCCC First Highway Bureau Haiwei Engineering Construction Co.,Ltd.