CN110424251A - A kind of support construction and its construction method of short Cast-in-place Bent Cap - Google Patents
A kind of support construction and its construction method of short Cast-in-place Bent Cap Download PDFInfo
- Publication number
- CN110424251A CN110424251A CN201910722483.9A CN201910722483A CN110424251A CN 110424251 A CN110424251 A CN 110424251A CN 201910722483 A CN201910722483 A CN 201910722483A CN 110424251 A CN110424251 A CN 110424251A
- Authority
- CN
- China
- Prior art keywords
- frame
- nut
- bent cap
- sandbox
- fine sand
- 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.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 44
- 238000000465 moulding Methods 0.000 claims abstract description 64
- 239000004576 sand Substances 0.000 claims abstract description 55
- 239000000945 filler Substances 0.000 claims abstract description 44
- 244000035744 Hura crepitans Species 0.000 claims abstract description 43
- 239000002985 plastic film Substances 0.000 claims abstract description 22
- 229920006255 plastic film Polymers 0.000 claims abstract description 22
- 239000002689 soil Substances 0.000 claims abstract description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 239000002390 adhesive tape Substances 0.000 claims description 5
- 239000000284 extract Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 2
- 108010010803 Gelatin Proteins 0.000 claims 1
- 238000001035 drying Methods 0.000 claims 1
- 229920000159 gelatin Polymers 0.000 claims 1
- 239000008273 gelatin Substances 0.000 claims 1
- 235000019322 gelatine Nutrition 0.000 claims 1
- 235000011852 gelatine desserts Nutrition 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 239000004568 cement Substances 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 238000000605 extraction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004540 pour-on Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
Abstract
The present invention relates to the support constructions and its construction method of a kind of short Cast-in-place Bent Cap, including the concrete cushion set gradually from bottom to top, sandbox, plastic film and end template, sandbox includes frame, split bolt and fine sand filler, frame includes two vertical mouldings and two horizontal mouldings, the corresponding position of two vertical mouldings offers multiple through-holes respectively, split bolt includes the Screw arbor with nut at both-ends and two nuts that both ends are equipped with threaded portion, Screw arbor with nut at both-ends is through frame and its threaded portion is stretched out outside vertical moulding by through-hole, nut is set in threaded portion and is screwed to nut and is pressed on vertical moulding, fine sand filler fills the inner cavity of full frame, the top surface of fine sand filler and the either flush of frame, plastic film is covered on the top surface of sandbox, end template is arranged on a plastic film, bent cap is cast on end template.The present invention can construct short Cast-in-place Bent Cap in narrow space, and small to lower section soil disturbance, building for support construction is simple with disassembling section, does not influence the safety of soil body rectangular structure.
Description
Technical field
The present invention relates to field of bridge construction, a kind of support construction more specifically to short Cast-in-place Bent Cap and its
Construction method.
Background technique
Currently, the conventional Cast-in-place Bent Cap needs that carry out are building Cast-in-place Bent Cap Support, and Cast-in-place Bent Cap Support needs to occupy
Biggish construction space, then the earthwork excavated volume needed is big, disturbs undisturbed soil, is affected to the structure below the soil body.
Summary of the invention
The problem to be solved by the present invention is that the support construction and its construction method of a kind of short Cast-in-place Bent Cap are provided,
Can construct short Cast-in-place Bent Cap in narrow space, not influenced by construction space, support construction small to lower section soil disturbance
Build simple with disassembling section, do not influence the safety of soil body rectangular structure.
In order to solve the above-mentioned technical problems, the present invention provides a kind of support constructions of short Cast-in-place Bent Cap comprising from
It is lower and on the concrete cushion, sandbox, plastic film and the end template that set gradually, the sandbox include frame, split bolt and
Dry fine sand filler, the frame include two vertical mouldings and two horizontal mouldings, and the vertical moulding is fixedly connected with the horizontal moulding
And be tightly connected, the corresponding position of the two vertical mouldings offers multiple through-holes to match with the split bolt, institute respectively
The equal spacing in length direction that through-hole is stated along the vertical moulding is arranged, and the split bolt includes Screw arbor with nut at both-ends and two nuts, described
The both ends of Screw arbor with nut at both-ends are equipped with threaded portion, and the Screw arbor with nut at both-ends is through the frame and its threaded portion is stretched out by the through-hole
Outside the vertical moulding, the nut is set in the threaded portion and is screwed to the nut and is pressed on the vertical moulding, described
The base area of frame is less than the top surface area of the concrete cushion, and the fine sand filler fills the inner cavity of the full frame,
And the fine sand filler is impaction state, the top surface of the fine sand filler and the either flush of the frame, the plastic film
It is covered on the top surface of the sandbox, the end template is arranged on the plastic film, and bent cap is cast on the end template.
As preferred embodiments of the present invention, gasket is equipped between the nut and the vertical moulding.
As preferred embodiments of the present invention, set between the nut and the vertical moulding there are two the gasket.
As preferred embodiments of the present invention, the vertical moulding is welded and fixed with the horizontal moulding.
As preferred embodiments of the present invention, the vertical moulding and the horizontal moulding are fashioned iron.
As preferred embodiments of the present invention, the end template is made of the splicing of muti-piece unit template, the adjacent unit
Transparent adhesive tape is pasted on piece position between template.
As preferred embodiments of the present invention, the width of the unit template is equal to the span width of the sandbox, all institutes
The splicing total length for stating unit template is equal to the clear length of the sandbox, and the end template is being located at the fine sand in the sandbox just
Top.
As preferred embodiments of the present invention, the concrete cushion with a thickness of 15cm~25cm.
As preferred embodiments of the present invention, the aperture of the through-hole is greater than outer diameter 3mm~8mm of the Screw arbor with nut at both-ends.
The present invention also provides a kind of construction methods of the support construction of short Cast-in-place Bent Cap, comprising the following steps:
Step 1 digs out foundation pit according to the mounting height of bent cap on the ground, and pours on the foundation pit with a thickness of 20cm
Concrete cushion；
Step 2 offers multiple through-holes along its length on two vertical mouldings, and the two vertical mouldings and two are horizontal
Moulding welds the frame of rectangular sandbox, and after the concrete cushion in step 1 reaches design strength, the frame is put
It sets on the concrete cushion, Screw arbor with nut at both-ends is made to pass through the through-hole and through the frame, the both ends of the Screw arbor with nut at both-ends
Threaded portion extend out to outside the vertical moulding, gasket and nut will be successively set in the threaded portion at the both ends of the Screw arbor with nut at both-ends
And it tightens the nut and the gasket is pressed on the vertical moulding；Wherein, the vertical moulding and horizontal moulding are fashioned iron, institute
The base area for stating frame is less than the top surface area of the concrete cushion；
Dry fine sand, is packed into the inner cavity of the frame by step 3, and is compacted the fine sand of the inner cavity of the frame, is made
The either flush of the top surface of fine sand filler and the frame；
Plastic film is covered on the top surface of the sandbox by step 4, and muti-piece unit template is spliced composition end template, and
The piece position between the adjacent unit template is pasted into transparent adhesive tape；Wherein, the width of the unit template is equal to institute
The span width of sandbox is stated, the splicing total length of all unit templates is equal to the clear length of the sandbox；
Step 5 pours bent cap on the end template；
Step 6 unscrews after the bent cap in step 5 reaches design strength and removes all Screw arbor with nut at both-ends two
The Screw arbor with nut at both-ends is struck with hammer and extracts the Screw arbor with nut at both-ends in sandbox described in Song Bingcong out by the nut at end, will be in the sandbox
The fine sand filler dug out from the through-hole, the through-hole described in steel wire penetrating simultaneously tightens hanging for the frame and crane
Hook, then hauled out the frame level by crane finally touches the unit template hammer after the unit template
Extraction.
Implement the support construction and its construction method of a kind of short Cast-in-place Bent Cap of the invention, compared with prior art,
It has the following beneficial effects:
The present invention provides enough bearing capacitys and flatness by concrete cushion for bent cap, fills out in the frame of sandbox
Plastic film is set full of fine sand filler, and in fine sand filler upper cover, facilitates fine sand filler to remove, cement when avoiding pouring bent cap
Slurry penetrates into the dismounting in fine sand filler and influencing fine sand filler, and end template is arranged on a plastic film can guarantee bent cap bottom surface
Flatness；And the split bolt on frame can balance top bent cap load by end template to fine sand filler generate to
Outer extruding force improves the structural stability of frame；When sandbox is dismantled, unscrew the nut on split bolt, extracts Screw arbor with nut at both-ends out
Fine sand filler is dug out in the through-hole of frame afterwards；The present invention can construct short Cast-in-place Bent Cap in narrow space, not applied
The influence in work space, small to lower section soil disturbance, building for support construction is simple with disassembling section, does not influence soil body rectangular structure
Safety, and occupied space is few.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, the attached drawing to embodiment is simply situated between below
It continues.
Fig. 1 is a kind of structural schematic diagram of the support construction of short Cast-in-place Bent Cap provided by the invention；
Wherein, 1 is concrete cushion；2 be frame；3 be fine sand filler；4 be Screw arbor with nut at both-ends；5 be nut；6 be gasket；7
For plastic film；8 be end template；9 be bent cap.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second ", " third " are used for description purposes only, and it should not be understood as instruction or dark
Show relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As shown in Figure 1, the preferred embodiment of the present invention, a kind of support construction of short Cast-in-place Bent Cap comprising from lower and
On the concrete cushion 1, sandbox, plastic film 7 and the end template 8 that set gradually, the sandbox include frame 2, split bolt and
Dry fine sand filler 3, the frame 2 include two vertical mouldings and two horizontal mouldings, and the vertical moulding and the horizontal moulding are fixed and connected
It connecing and is tightly connected, the corresponding position of the two vertical mouldings offers multiple through-holes to match with the split bolt respectively,
The through-hole is arranged along the equal spacing in length direction of the vertical moulding, and the split bolt includes Screw arbor with nut at both-ends 4 and two nuts 5,
The both ends of the Screw arbor with nut at both-ends 4 are equipped with threaded portion, and the Screw arbor with nut at both-ends 4 is through the frame 2 and its threaded portion is described in
Through-hole stretches out outside the vertical moulding, and the nut 5, which is set in the threaded portion and is screwed to the nut 5, is pressed on the vertical frame
On item, the base area of the frame 2 is less than the top surface area of the concrete cushion 1, and the filling of fine sand filler 3 is full described
The inner cavity of frame 2, and the fine sand filler 3 is impaction state, the top surface of the fine sand filler 3 and the top surface of the frame 2 are flat
Together, the plastic film 7 is covered on the top surface of the sandbox, and the end template 8 is arranged on the plastic film 7, and bent cap 9 pours
It builds on the end template 8.
The present invention is that bent cap 9 provides enough bearing capacitys and flatness by concrete cushion 1, in the frame 2 of sandbox
It is interior to fill full fine sand filler 3, and plastic film 7 is set in 3 upper cover of fine sand filler, facilitate fine sand filler 3 to remove, avoids pouring lid
Cement slurry penetrates into the dismounting in fine sand filler 3 and influencing fine sand filler 3 when beam 9, and end template 8 is arranged on plastic film 7 can
Guarantee the flatness of 9 bottom surface of bent cap；And split bolt on the frame 2 can balance top bent cap 9 load pass through bed die
Plate 8 generates outside extruding force to fine sand filler 3, improves the structural stability of frame 2；When sandbox is dismantled, unscrew split bolt
On nut 5, fine sand filler 3 is dug out in the through-hole of frame 2 after extracting Screw arbor with nut at both-ends 4 out；The present invention can be in narrow space
The interior short Cast-in-place Bent Cap 9 of construction, is not influenced, small to lower section soil disturbance, support construction building and dismantling by construction space
It is easy to operate, the safety of soil body rectangular structure is not influenced, and occupied space is few.
Illustratively, gasket 6 is equipped between the nut 5 and the vertical moulding, it is preferred that the nut 5 is indulged with described
It is set between moulding there are two the gasket 6, the load born for improving split bolt is big.
Illustratively, the vertical moulding is welded and fixed with the horizontal moulding, and in order to guarantee that fine sand does not leak outside, weld seam should satisfy
It is full.
Illustratively, the vertical moulding and the horizontal moulding are fashioned iron, can guarantee the structural stability of frame 2, and
And from heavy and light, material cost is reduced.
Illustratively, the end template 8 is made of the splicing of muti-piece unit template, and the piece of two unit templates is tight, adjacent
The unit template between piece position on be pasted with transparent adhesive tape, guarantee that cement slurry will not be from piece position when bent cap 9 pours
It sets and infilters lower section, wherein unit template can be plank sheathing, be able to use under iron hammer beats plank sheathing and bent cap can fall off
Come, unit template may be steel form, and the surface that steel form is bonded with bent cap is smooth and is coated with lubricating oil, can guarantee in this way
Steel form is not adhered with bent cap.
Illustratively, the width of the unit template is equal to the span width of the sandbox, all unit templates
Splice the clear length that total length is equal to the sandbox, the end template is located at the surface of the fine sand filler in the sandbox, i.e.,
The projection of end template is located in frame, facilitates the dismounting of support construction.
Illustratively, the aperture of the through-hole is greater than outer diameter 3mm~8mm of the Screw arbor with nut at both-ends 4 to facilitate Screw arbor with nut at both-ends 4
Extraction.
As shown in Figure 1, the present invention is based on the support construction of above-mentioned short Cast-in-place Bent Cap additionally provide it is a kind of short cast-in-place
The construction method of the support construction of bent cap, comprising the following steps:
Step 1 digs out foundation pit according to the mounting height of bent cap 9 on the ground, and pour on the foundation pit with a thickness of
The concrete cushion 1 of 20cm；
Step 2 offers multiple through-holes along its length on two vertical mouldings, and the two vertical mouldings and two are horizontal
Moulding welds the frame 2 of rectangular sandbox, after the concrete cushion 1 in step 1 reaches design strength, by the frame 2
It is placed on the concrete cushion 1, Screw arbor with nut at both-ends 4 is made to pass through the through-hole and through the frame 2, the Screw arbor with nut at both-ends 4
The threaded portion at both ends extend out to outside the vertical moulding, gasket 6 and nut 5 successively will be set in the two of the Screw arbor with nut at both-ends 4
It simultaneously tightens the nut 5 gasket 6 is pressed on the vertical moulding in the threaded portion at end；Wherein, the vertical moulding and horizontal frame
Item is fashioned iron, and the base area of the frame 2 is less than the top surface area of the concrete cushion 1；
Dry fine sand, is packed into the inner cavity of the frame 2 by step 3, and is compacted the fine sand of the inner cavity of the frame 2,
Make the top surface of fine sand filler 3 and the either flush of the frame 2；
Plastic film 7 is covered on the top surface of the sandbox by step 4, and muti-piece unit template is spliced composition end template 8,
And the piece position between the adjacent unit template is pasted into transparent adhesive tape；Wherein, the width of the unit template is equal to
The span width of the sandbox, the splicing total length of all unit templates are equal to the clear length of the sandbox；
Step 5 pours bent cap 9 on the end template 8；
Step 6 unscrews after the bent cap 9 in step 5 reaches design strength and removes all Screw arbor with nut at both-ends 4
The Screw arbor with nut at both-ends 4 is struck with hammer and extracts the Screw arbor with nut at both-ends 4 in sandbox described in Song Bingcong out by the nut 5 at both ends, by the sand
The fine sand filler 3 in case is dug out from the through-hole, the through-hole described in steel wire penetrating and tightens the frame 2 and lifting
The suspension hook of machine, then hauled out by crane by the frame 2 is horizontal finally touches hammer after the unit template manually by institute
Unit template extraction is stated, and unit template bunch is put in order.
The present invention is that bent cap 9 provides enough bearing capacitys and flatness by concrete cushion 1, in the frame 2 of sandbox
It is interior to fill full fine sand filler 3, and plastic film 7 is set in 3 upper cover of fine sand filler, facilitate fine sand filler 3 to remove, avoids pouring lid
Cement slurry penetrates into the dismounting in fine sand filler 3 and influencing fine sand filler 3 when beam 9, and end template 8 is arranged on plastic film 7 can
Guarantee the flatness of 9 bottom surface of bent cap；And split bolt on the frame 2 can balance top bent cap 9 load pass through bed die
Plate 8 generates outside extruding force to fine sand filler 3, improves the structural stability of frame 2；When sandbox is dismantled, unscrew split bolt
On nut 5, fine sand filler 3 is dug out in the through-hole of frame 2 after extracting Screw arbor with nut at both-ends 4 out；The present invention can be in narrow space
The interior short Cast-in-place Bent Cap 9 of construction, is not influenced, small to lower section soil disturbance, support construction building and dismantling by construction space
It is easy to operate, the safety of soil body rectangular structure is not influenced.
Above disclosed is only presently preferred embodiments of the present invention, cannot limit the right of the present invention with this certainly
Range, therefore according to equivalent variations made by scope of the present invention patent, it is still within the scope of the present invention.
Claims (10)
1. a kind of support construction of short Cast-in-place Bent Cap, which is characterized in that including set gradually from bottom to top concrete cushion,
Sandbox, plastic film and end template, the sandbox include frame, split bolt and the fine sand of drying filler, and the frame includes
Two vertical mouldings and two horizontal mouldings, the vertical moulding are fixedly connected and are tightly connected with the horizontal moulding, pair of the two vertical mouldings
Position is answered to offer multiple through-holes to match with the split bolt, length direction of the through-hole along the vertical moulding respectively
Spaced set, the split bolt include Screw arbor with nut at both-ends and two nuts, and the both ends of the Screw arbor with nut at both-ends are equipped with threaded portion, institute
Screw arbor with nut at both-ends is stated through the frame and its threaded portion is stretched out outside the vertical moulding by the through-hole, the nut is set in institute
It states threaded portion and is screwed to the nut and be pressed on the vertical moulding, the base area of the frame is less than the concrete mats
The top surface area of layer, the fine sand filler fills the inner cavity of the full frame, and the fine sand filler is impaction state, described thin
The either flush of the top surface of sand filler and the frame, the plastic film are covered on the top surface of the sandbox, the end template
It is arranged on the plastic film, bent cap is cast on the end template.
2. the support construction of short Cast-in-place Bent Cap as described in claim 1, which is characterized in that the nut and the vertical moulding
Between be equipped with gasket.
3. the support construction of short Cast-in-place Bent Cap as claimed in claim 2, which is characterized in that the nut and the vertical moulding
Between set there are two the gasket.
4. the support construction of short Cast-in-place Bent Cap as described in claim 1, which is characterized in that the vertical moulding and the horizontal frame
Item is welded and fixed.
5. the support construction of short Cast-in-place Bent Cap as described in claim 1, which is characterized in that the vertical moulding and the horizontal frame
Item is fashioned iron.
6. the support construction of short Cast-in-place Bent Cap as described in claim 1, which is characterized in that the end template is by muti-piece unit
Template splicing forms, and is pasted with transparent adhesive tape on the piece position between the adjacent unit template.
7. the support construction of short Cast-in-place Bent Cap as claimed in claim 6, which is characterized in that the width etc. of the unit template
In the span width of the sandbox, the splicing total length of all unit templates is equal to the clear length of the sandbox, the bottom
Template is located at the surface of the fine sand in the sandbox.
8. the support construction of short Cast-in-place Bent Cap as described in claim 1, which is characterized in that the thickness of the concrete cushion
For 15cm~25cm.
9. the support construction of short Cast-in-place Bent Cap as described in claim 1, which is characterized in that the aperture of the through-hole is greater than institute
State outer diameter 3mm~8mm of Screw arbor with nut at both-ends.
10. a kind of construction method of the support construction based on the described in any item short Cast-in-place Bent Caps of claim 1 to 9, special
Sign is, comprising the following steps:
Step 1 digs out foundation pit according to the mounting height of bent cap on the ground, and pours on the foundation pit with a thickness of the mixed of 20cm
Solidifying soil padding；
Step 2, offers multiple through-holes along its length on two vertical mouldings, and by the two vertical mouldings and two horizontal mouldings
The frame is placed on by the frame for welding rectangular sandbox after the concrete cushion in step 1 reaches design strength
On the concrete cushion, Screw arbor with nut at both-ends is made to pass through the through-hole and through the frame, the spiral shell at the both ends of the Screw arbor with nut at both-ends
Line portion is extend out to outside the vertical moulding, by the threaded portion that gasket and nut are successively set in the both ends of the Screw arbor with nut at both-ends and is twisted
The gasket is pressed on the vertical moulding by the tight nut；Wherein, the vertical moulding and horizontal moulding are fashioned iron, the frame
The base area of frame is less than the top surface area of the concrete cushion；
Dry fine sand, is packed into the inner cavity of the frame by step 3, and is compacted the fine sand of the inner cavity of the frame, makes fine sand
The either flush of the top surface of filler and the frame；
Plastic film is covered on the top surface of the sandbox by step 4, muti-piece unit template is spliced composition end template, and with thoroughly
Gelatin is pasted onto the piece position between the adjacent unit template；Wherein, the width of the unit template is equal to the sand
The span width of case, the splicing total length of all unit templates are equal to the clear length of the sandbox；
Step 5 pours bent cap on the end template；
Step 6 unscrews after the bent cap in step 5 reaches design strength and removes all Screw arbor with nut at both-ends both ends
The Screw arbor with nut at both-ends is struck with hammer and extracts the Screw arbor with nut at both-ends in sandbox described in Song Bingcong out by nut, by the institute in the sandbox
It states fine sand filler to dig out from the through-hole, the through-hole described in steel wire penetrating and the suspension hook for tightening the frame and crane,
The frame level is hauled out by crane again, finally hammer is touched and is taken out the unit template after the unit template
Out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910722483.9A CN110424251A (en) | 2019-08-06 | 2019-08-06 | A kind of support construction and its construction method of short Cast-in-place Bent Cap |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910722483.9A CN110424251A (en) | 2019-08-06 | 2019-08-06 | A kind of support construction and its construction method of short Cast-in-place Bent Cap |
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| CN110424251A true CN110424251A (en) | 2019-11-08 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101775783A (en) * | 2010-01-15 | 2010-07-14 | 中国建筑第六工程局有限公司 | Construction method by using sandbox as temporary support for continuous beam |
| CN203129014U (en) * | 2012-12-29 | 2013-08-14 | 青岛海德路桥工程股份有限公司 | Temporary steel sandbox support |
| CN204266132U (en) * | 2014-11-28 | 2015-04-15 | 中铁二十三局集团有限公司 | Adopt the railway Frame Pier crossbeam of D type beam |
| CN106498855A (en) * | 2016-11-15 | 2017-03-15 | 中铁十局集团第二工程有限公司 | A kind of construction method for the little headroom Cast-in-situ Beam of bridge |
| CN108729359A (en) * | 2018-07-17 | 2018-11-02 | 中铁十局集团第二工程有限公司 | Novel bed die sandbox and its system |
| CN210684440U (en) * | 2019-08-06 | 2020-06-05 | 广州市第三市政工程有限公司 | Support structure of low cast-in-place bent cap |
-
2019
- 2019-08-06 CN CN201910722483.9A patent/CN110424251A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101775783A (en) * | 2010-01-15 | 2010-07-14 | 中国建筑第六工程局有限公司 | Construction method by using sandbox as temporary support for continuous beam |
| CN203129014U (en) * | 2012-12-29 | 2013-08-14 | 青岛海德路桥工程股份有限公司 | Temporary steel sandbox support |
| CN204266132U (en) * | 2014-11-28 | 2015-04-15 | 中铁二十三局集团有限公司 | Adopt the railway Frame Pier crossbeam of D type beam |
| CN106498855A (en) * | 2016-11-15 | 2017-03-15 | 中铁十局集团第二工程有限公司 | A kind of construction method for the little headroom Cast-in-situ Beam of bridge |
| CN108729359A (en) * | 2018-07-17 | 2018-11-02 | 中铁十局集团第二工程有限公司 | Novel bed die sandbox and its system |
| CN210684440U (en) * | 2019-08-06 | 2020-06-05 | 广州市第三市政工程有限公司 | Support structure of low cast-in-place bent cap |
Non-Patent Citations (2)
| Title |
|---|
| 王勇;胡其志;: "连续梁桥砂箱临时支座施工工艺研究", 山西建筑, no. 05, pages 188 - 189 * |
| 郭强;: "砂箱预压――安贞桥施工介绍之二", 市政技术, no. 02, pages 12 - 13 * |
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