CN107829373B - High-speed railway bridge deck curtain board does not have prefabricated construction equipment of gasket - Google Patents
High-speed railway bridge deck curtain board does not have prefabricated construction equipment of gasket Download PDFInfo
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- CN107829373B CN107829373B CN201711235036.8A CN201711235036A CN107829373B CN 107829373 B CN107829373 B CN 107829373B CN 201711235036 A CN201711235036 A CN 201711235036A CN 107829373 B CN107829373 B CN 107829373B
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- plate
- support
- end plate
- cross beam
- reinforcement cage
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- 238000010276 construction Methods 0.000 title claims abstract description 20
- 230000002787 reinforcement Effects 0.000 claims abstract description 60
- 238000003466 welding Methods 0.000 claims abstract description 16
- 238000009417 prefabrication Methods 0.000 claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 55
- 239000010959 steel Substances 0.000 claims description 55
- 238000007789 sealing Methods 0.000 claims description 7
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 208000037805 labour Diseases 0.000 description 3
- 210000003734 kidney Anatomy 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 125000006850 spacer group Chemical group 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
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
Abstract
The invention discloses a high-speed railway bridge deck curtain board gasket-free prefabrication construction equipment which comprises a welding tool, a bracket and a die; the welding tool comprises a reinforcement cage support, a first beam, a second beam, a fourth beam and a fifth beam, wherein the reinforcement cage support comprises a vertical support and a transverse support, the first beam, the second beam, the fourth beam and the fifth beam are arranged on the reinforcement cage support, the first beam and the second beam are arranged on one side of the reinforcement cage support, the fourth beam and the fifth beam are arranged on the other side of the reinforcement cage support, and a limiting part is arranged on the first beam; the die comprises a bottom plate, a back plate, end plates, a cover plate and a baffle, wherein the back plate, the left end plate and the right end plate are respectively hinged with the bottom plate; the apron sets up on the end plate, the support include bottom locating plate and high setting element, high setting element is fixed with bottom locating plate. The scheme can save a large amount of labor force and time, and the shielding plate is good in quality, low in cost and capable of bringing good economic benefit.
Description
Technical Field
The invention relates to a high-speed railway bridge deck curtain board gasket-free prefabrication construction equipment.
Background
Along with the rapid development of high-speed railways in China, the requirements on the construction standards of the high-speed railways are continuously improved, and particularly, the requirements on the manufacturing process of related auxiliary components of the bridge deck system of the high-speed railways, such as shutters, are higher. The traditional shielding plate mould adopts bolts to connect all the components, which is troublesome and labor-intensive.
The existing mould needs to be internally provided with a gasket prefabricated shielding plate, the surface of the shielding plate manufactured in the way is provided with the indentation of the gasket, the appearance is affected, and the construction cost is increased due to the use of the gasket.
In addition, the preparation of the reinforcement cage is not easy, and operators often spend a great deal of time and effort in preparing the reinforcement cage.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the high-speed railway bridge deck curtain board gasket-free prefabrication construction equipment which is time-saving and labor-saving, convenient to operate and good in curtain board quality and economic benefit.
The aim of the invention is realized by the following technical scheme: the high-speed railway bridge deck curtain board gasket-free prefabrication construction equipment comprises a welding tool, a bracket and a die;
the welding tool comprises a reinforcement cage support, a first beam, a second beam, a fourth beam and a fifth beam, wherein the reinforcement cage support comprises a vertical support and a transverse support, and the vertical support is connected and fixed into a whole through the transverse support;
the first cross beam, the second cross beam, the fourth cross beam and the fifth cross beam are arranged on the reinforcement cage support, wherein the first cross beam and the second cross beam are arranged on one side of the reinforcement cage support, the fourth cross beam and the fifth cross beam are arranged on the other side of the reinforcement cage support, and a limiting piece is arranged on the first cross beam;
the die comprises a bottom plate, a back plate, end plates, a cover plate and a baffle, wherein the end plates comprise a left end plate and a right end plate;
the backboard, the left end plate and the right end plate are respectively hinged with the bottom plate;
the baffle is connected with the left end plate through bolts, and the baffle is connected with the right end plate through bolts;
the cover plate is arranged on the end plate;
sealing strips are adhered to the two ends of the bottom plate, and sealing strips are adhered to the two ends of the back plate;
the support include bottom locating plate and high setting element, high setting element is fixed with bottom locating plate.
Preferably, in the spatial position, the second beam, the fourth beam, the fifth beam and the first beam are sequentially arranged from bottom to top.
Preferably, the invention further comprises a third beam, wherein the second beam, the third beam and the fourth beam are positioned on the same horizontal plane, and the second beam is a fourth beam and a first beam in turn upwards.
Preferably, the limiting member is Y-shaped or V-shaped for limiting the position of the reinforcing bar.
As a preferable mode, a plurality of limiting pieces are arranged on the first cross beam, and a groove is arranged below each limiting piece at a corresponding position of the second cross beam;
grooves corresponding to the positions of the limiting parts are also arranged on the fifth cross beam and the fourth cross beam.
Preferably, a groove is formed in the position, corresponding to the limiting piece, of the third cross beam.
Preferably, the first cross beam is detachably connected with the reinforcement cage support. The first cross beam can be directly placed on the reinforcement cage support, or the first cross beam is connected with the reinforcement cage support through bolts. Preferably, the first cross member is made of angle steel.
Preferably, the vertical support and the lateral support are detachably connected, such as by bolting or by a flange.
As a preferable mode, the vertical support and the transverse support are made of angle steel, and the angle steel is connected with the angle steel through bolts. The height positioning piece and the bottom positioning plate are integrally formed or welded.
Preferably, two ends of the die are respectively provided with a bracket, and the bracket comprises a bottom locating plate and two height locating pieces, and the height locating pieces are welded on the bottom locating plate.
Preferably, the end part of the bottom positioning plate is provided with a limiting part, and a U-shaped groove is formed between the limiting part and the middle part of the bottom positioning plate.
Preferably, the height positioning piece is an L-shaped angle steel, the bottom positioning plate is a flat steel plate, and the L-shaped angle steel is welded on the flat steel plate.
Preferably, the end plate is L-shaped, and the baffle is vertically arranged on a first stage step of the end plate and is fixed with the end plate through bolts; the cover plate is transversely placed on the first stage step of the end plate and is fixed with the end plate through bolts; after the die is installed, the top surfaces of the end plate, the back plate and the baffle are on the same horizontal plane.
As a preferred mode, the whole die is L-shaped, a support plate is arranged on the bottom plate, rotating parts matched with the support plate are arranged on the back plate, the left end plate and the right end plate, holes are formed in the rotating parts, and the rotating parts are connected with the support plate through pin shafts; every rotation portion uses with two extension boards cooperation, and rotation portion sets up between two extension boards, and two extension boards include first extension board and second extension board, and the round pin axle passes first extension board, rotation portion and second extension board in proper order and connects the three.
Preferably, the front end of the pin shaft is provided with a hole, and the pin shaft passes through the support plate and the rotating part and is fixed through the cotter pin.
Preferably, the rotating part is a flat plate, and the flat plate is fixed with the back plate or the left end plate or the right end plate;
the rotating part is welded with the backboard or integrally formed;
the rotating part is welded with the left end plate or integrally formed;
the rotating part is welded with the right end plate or integrally formed.
Preferably, the bottom plate is provided with an arc-shaped protruding portion.
The beneficial effects of the invention are as follows: the high-speed railway bridge deck curtain board does not have prefabricated construction equipment of gasket, can practice thrift a large amount of labours and time, and the curtain board is of high quality moreover, and the cost is lower, can bring good economic benefits.
Drawings
FIG. 1 is a schematic diagram of one embodiment of the present invention;
FIG. 2 is a second schematic diagram of the structure of the present invention;
FIG. 3 is a third schematic diagram of the structure of the present invention;
FIG. 4 is a fourth schematic diagram of the structure of the present invention;
fig. 5 is a schematic view of a reinforcement cage structure;
fig. 6 is a schematic diagram of a partial structure of a reinforcement cage;
FIG. 7 is a schematic diagram of a shutter structure;
FIG. 8 is a second schematic view of a shutter structure;
FIG. 9 is one of schematic structural views of a pre-buried steel plate;
FIG. 10 is a second schematic view of a pre-buried steel plate;
FIG. 11 is a schematic structural view of a pre-buried bolt;
FIG. 12 is a schematic structural view of a welding tool;
in the figure, the steel bar is 1-end plate, 2-sealing strip, 3-backboard, 4-embedded hole, 5-bottom plate, 6-cover plate, 7-waist hole, 8-shielding plate, 9-embedded part, 9.1-embedded steel plate, 9.2-embedded bolt, 10-mold support, 11-baffle, 12-bracket, 13-reinforcement cage, 13.1- -shaped reinforcement, 13.2-transverse fixed reinforcement, 13.3-6-shaped reinforcement, 13.4-longitudinal reinforcement, 14-reinforcement cage support, 15-first beam, 16-limiting part, 17-second beam, 18-third beam, 19-fourth beam, 20-fifth beam and 21-groove.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.
The conventional deck cover 8 for the high speed railway is shown in fig. 7 and 8, and is manufactured by placing a reinforcement cage 13 (shown in fig. 5 and 6) previously tied or welded in a mold and refilling concrete during the manufacturing process. The reinforcement cage 13 needs to have a part of reinforcement exposed outside, so the reinforcement cage 13 includes a pre-buried portion and an exposed portion, and the exposed portion is a U-shaped reinforcement. More specifically, the reinforcement cage 13 includes -shaped reinforcement bars 13.1, transverse fixation reinforcement bars 13.2, 6-shaped reinforcement bars 13.3, and longitudinal reinforcement bars 13.4, and the transverse fixation reinforcement bars 13.2 fix -shaped reinforcement bars 13.1, 6-shaped reinforcement bars 13.3, and longitudinal reinforcement bars 13.4, respectively.
As shown in fig. 1 to 4 and 12, the high-speed railway bridge deck curtain board 8 is provided with a gasket-free prefabricated construction device, which comprises a welding tool, a bracket 12 and a die;
the welding fixture comprises a reinforcement cage support 14, a first beam 15, a second beam 17, a fourth beam 19 and a fifth beam 20, wherein the reinforcement cage support 14 comprises a vertical support and a transverse support, and the vertical support is connected and fixed into a whole through the transverse support;
the first cross beam 15, the second cross beam 17, the fourth cross beam 19 and the fifth cross beam 20 are arranged on the reinforcement cage support 14, wherein the first cross beam 15 and the second cross beam 17 are arranged on one side of the reinforcement cage support 14, the fourth cross beam 19 and the fifth cross beam 20 are arranged on the other side of the reinforcement cage support 14, and a limiting piece 16 is arranged on the first cross beam 15;
the die comprises a bottom plate 5, a back plate 3, an end plate 1, a cover plate 6 and a baffle 11, wherein the end plate 1 comprises a left end plate and a right end plate;
the backboard 3, the left end plate and the right end plate are respectively hinged with the bottom plate 5;
the baffle 11 is connected with the left end plate through bolts, and the baffle 11 is connected with the right end plate through bolts;
the cover plate 6 is arranged on the end plate 1;
sealing strips 2 are adhered to the two ends of the bottom plate 5, and sealing strips 2 are adhered to the two ends of the back plate 3;
the bracket 12 comprises a bottom locating plate and a height locating piece, wherein the height locating piece is fixed with the bottom locating plate.
Height positioning piece: for defining the height of the reinforcement cage 13, it is particularly emphasized that, since the conventional mold does not have the support 12 having a lifting effect, a gasket is often required to be placed on the bottom plate 5 for lifting the reinforcement cage 13, so as to avoid the exposure of the bottom reinforcement of the reinforcement cage 13. But in the conventional manner, the quality of the louver 8 is affected, and the appearance is not attractive, and the construction cost is increased. The height positioning piece can adjust the distance between the bottom of the reinforcement cage 13 and the bottom plate 5 according to the requirement, thereby reducing the construction cost while meeting the production requirement, and bringing great convenience to the production due to the reusability of the bracket 12, and being very convenient when manufacturing the shielding plates 8 in the same batch.
In a preferred embodiment, the height-positioning member may be formed as an adjustable-height plate, e.g. the height-positioning member may be formed as two parts, e.g. a first height member and a second height member, which are connected by an adjustable means. For example, the first height piece is a first height barrel, the second height piece is a second height barrel, and the two barrels are connected through threads, so that the telescopic effect can be realized.
In a preferred embodiment, the second beam 17, the fourth beam 19, the fifth beam 20 and the first beam 15 are ordered in sequence from bottom to top in a spatial position.
In a preferred embodiment, the invention further comprises a third beam 18, wherein the second beam 17, the third beam 18 and the fourth beam 19 are located on the same horizontal plane, the second beam 17 being in turn the fourth beam 19 and the first beam 15 upwards.
In a preferred embodiment, the stop 16 is Y-shaped or V-shaped to define the location of the rebar.
In a preferred embodiment, the first beam 15 is provided with a plurality of limiting members 16, and a groove 21 is arranged below each limiting member 16 at a corresponding position of the second beam 17;
grooves 21 corresponding to the positions of the stoppers 16 are also provided on the fifth beam 20 and the fourth beam 19.
In a preferred embodiment, the third beam 18 is provided with a recess 21 at a position corresponding to the stop 16.
In a preferred embodiment, the first cross member 15 is removably connected to the reinforcement cage support 14. The first beam 15 may be placed directly on the reinforcement cage support 14 or the first beam 15 may be bolted to the reinforcement cage support 14. Preferably, the first cross member 15 is made of angle steel.
In a preferred embodiment, the vertical support and the lateral support are detachably connected, such as by bolting or by a flange.
In a preferred embodiment, the vertical support and the transverse support are made of angle steel, and the angle steel is connected with the angle steel through bolts.
The height positioning piece and the bottom positioning plate are integrally formed or welded.
In a preferred embodiment, a bracket 12 is placed at each end of the mold, and a bracket 12 includes a bottom positioning plate and two height positioning members welded to the bottom positioning plate.
In a preferred embodiment, the end of the bottom positioning plate is provided with a limiting part, and a U-shaped groove is formed between the limiting part and the middle part of the bottom positioning plate. The spacing portion protrusion, steel reinforcement cage 13 place between spacing portion, can realize that steel reinforcement cage 13 controls spacing, simultaneously, owing to the effect of diaphragm body, can realize the front and back location of steel reinforcement cage 13.
In a preferred embodiment, the height positioning member is an L-shaped angle steel, the bottom positioning plate is a flat steel plate, and the L-shaped angle steel is welded on the flat steel plate.
In a preferred embodiment, a mould support 10 is provided below the bottom plate 5. The mould support 10 comprises uprights arranged under the bottom plate 5, preferably 4 in number. More preferably, the mold support 10 includes a column and a plate disposed on the column, the plate being fixed to the column, and the bottom plate 5 being placed on the plate, or being further fixed by bolts. In another preferred embodiment, universal wheels are arranged below the upright posts, so that the mould is convenient to move.
In a preferred embodiment, the bolt hole of the cover plate 6 connected with the end plate 1 is a kidney hole 7, and the bolt hole of the baffle plate 11 connected with the end plate 1 is a kidney hole 7.
In a preferred embodiment, the end plate 1 is L-shaped, and the baffle 11 is vertically placed on the first step of the end plate 1 and fixed with the end plate 1 through bolts; the cover plate 6 is transversely placed on the first stage step of the end plate 1 and is fixed with the end plate 1 through bolts; after the die is installed, the top surfaces of the end plate 1, the back plate 3 and the baffle 11 are on the same horizontal plane.
In a preferred embodiment, the whole die is L-shaped, a support plate is arranged on the bottom plate 5, rotating parts matched with the support plate are arranged on the back plate 3, the left end plate and the right end plate, holes are formed in the rotating parts, and the rotating parts are connected with the support plate through pin shafts; every rotation portion uses with two extension boards cooperation, and rotation portion sets up between two extension boards, and two extension boards include first extension board and second extension board, and the round pin axle passes first extension board, rotation portion and second extension board in proper order and connects the three.
In a preferred embodiment, the front end of the pin is perforated, and the pin is fixed by a cotter pin after passing through the support plate and the rotating part.
In a preferred embodiment, the rotating part is a flat plate, and the flat plate is fixed with the back plate 3 or the left end plate or the right end plate;
the rotating part is welded or integrally formed with the backboard 3;
the rotating part is welded with the left end plate or integrally formed;
the rotating part is welded with the right end plate or integrally formed.
In a preferred embodiment, the bottom plate 5 is provided with an arc-shaped protrusion, which may be preferably realized by a tube with a semicircular cross section fixed to the bottom plate 5, such as welding, integral molding. Furthermore, the arc-shaped projection can also be realized by welding a round tube or flat tube on the bottom plate 5.
In a preferred embodiment, the back plate 3 is provided with pre-buried holes 4, more preferably, the back plate 3 is provided with two pre-buried holes 4, each pre-buried hole 4 is provided with two strip-shaped holes, and the two pre-buried holes 4 are arranged on two sides of the back plate 3. The embedded hole 4 is used for installing an embedded part 9, and the embedded part 9 comprises an embedded steel plate 9.1 and an embedded bolt 9.2, as shown in fig. 9-11.
After the steel bars of the shielding plate 8 are installed, the embedded part 9 is fixed, the U-shaped embedded bolts 9.2 are inserted into corresponding positions of the steel bar cage 13 and nuts are screwed, the nuts are screwed in the correct positions, the U-shaped embedded bolts 9.2 are threaded into holes of the embedded steel plates 9.1 after the nuts are screwed, the embedded steel plates 9.1 and 4 nuts are screwed, finally the embedded steel plates 9.1 are tightly attached to a template (or the U-shaped embedded bolts 9.2 are fixed on the backboard 3 first), and the embedded bolts 9.2 of the railing shielding plate 8 are guaranteed to be 50mm higher than the embedded bolts 9.2; the embedded bolts 9.2 of the sound barrier shielding plate 8 are 80mm higher.
The preparation method of the reinforcement cage 13 comprises the following steps:
step one: the assembly welding tool is not installed at first;
step two: bending the steel bars into -shaped steel bars 13.1, transverse fixed steel bars 13.2, 6-shaped steel bars 13.3 and longitudinal steel bars 13.4, and preferably arranging a hook at the end part of the steel bars;
step three: firstly, placing 6-shaped steel bars 13.3 and/or longitudinal steel bars 13.4 on a welding tool at certain intervals (such as the intervals of grooves);
step four: after the first beam 15 is installed, a -shaped steel bar 13.1 is placed, and then the transverse fixed steel bar 13.2 is penetrated into a space formed by -shaped steel bars 13.1, 6-shaped steel bars 13.3 and/or longitudinal steel bars 13.4 and the 6-shaped steel bars 13.3 and the longitudinal steel bars 13.4;
welding and/or binding the -shaped steel bars 13.1 and the transverse fixed steel bars 13.2; welding and/or binding the 6-shaped steel bars 13.3 and/or the longitudinal steel bars 13.4 with the transverse fixing steel bars 13.2; the -shaped steel bars 13.1 are welded and/or bound with the 6-shaped steel bars 13.3 and/or the longitudinal steel bars 13.4.
It should be noted that the order of the first step and the second step may be exchanged. In step four, the first beam 15 may be installed after the -shaped reinforcing bars 13.1 are placed. In view of the special structure and special manufacturing process of the reinforcement cage 13, the reinforcement cage 13 can also be used as a part of a high-speed railway bridge deck curtain board non-spacer prefabrication construction device.
The foregoing description of the preferred embodiment of the invention is not intended to be limiting, but rather to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (7)
1. High-speed railway bridge deck sunshade does not have prefabricated construction equipment of gasket, its characterized in that: the welding fixture comprises a welding fixture, a bracket and a die;
the welding tool comprises a reinforcement cage support, a first beam, a second beam, a fourth beam and a fifth beam, wherein the reinforcement cage support comprises a vertical support and a transverse support, and the vertical support is connected and fixed into a whole through the transverse support;
the first cross beam, the second cross beam, the fourth cross beam and the fifth cross beam are arranged on the reinforcement cage support, wherein the first cross beam and the second cross beam are arranged on one side of the reinforcement cage support, the fourth cross beam and the fifth cross beam are arranged on the other side of the reinforcement cage support, and a limiting piece is arranged on the first cross beam;
the die comprises a bottom plate, a back plate, end plates, a cover plate and a baffle, wherein the end plates comprise a left end plate and a right end plate;
the backboard, the left end plate and the right end plate are respectively hinged with the bottom plate;
the baffle is connected with the left end plate through bolts, and the baffle is connected with the right end plate through bolts;
the cover plate is arranged on the end plate;
sealing strips are adhered to the two ends of the bottom plate, and sealing strips are adhered to the two ends of the back plate;
the bracket comprises a bottom locating plate and a height locating piece, and the height locating piece is fixed with the bottom locating plate;
the vertical support and the transverse support are detachably connected;
the vertical support and the transverse support are made of angle steel, and the angle steel is connected with the angle steel through bolts;
the height positioning piece and the bottom positioning plate are integrally formed or welded;
the end part of the bottom positioning plate is provided with a limiting part, and a U-shaped groove is formed between the limiting part and the middle part of the bottom positioning plate;
the end plate is L-shaped, and the baffle is vertically arranged on a first stage step of the end plate and is fixed with the end plate through bolts; the cover plate is transversely placed on the first stage step of the end plate and is fixed with the end plate through bolts; after the die is installed, the top surfaces of the end plate, the back plate and the baffle are on the same horizontal plane;
the whole die is L-shaped, a support plate is arranged on the bottom plate, rotating parts matched with the support plate are arranged on the back plate, the left end plate and the right end plate, holes are formed in the rotating parts, and the rotating parts are connected with the support plate through pin shafts; each rotating part is matched with two support plates for use, the rotating parts are arranged between the two support plates, each support plate comprises a first support plate and a second support plate, and a pin shaft sequentially penetrates through the first support plate, the rotating parts and the second support plates to connect the first support plate, the rotating parts and the second support plates;
the bottom plate is provided with an arc-shaped protruding part.
2. The high-speed railway bridge deck louver gasket-free prefabrication construction equipment according to claim 1, wherein: in the spatial position, the second beam, the fourth beam, the fifth beam and the first beam are orderly arranged from bottom to top.
3. The high-speed railway bridge deck louver gasket-free prefabrication construction equipment according to claim 1, wherein: the novel beam comprises a first beam, a second beam, a third beam, a fourth beam and a third beam, wherein the first beam, the second beam, the third beam and the fourth beam are positioned on the same horizontal plane, and the second beam is a fourth beam and a first beam upwards in sequence.
4. The high-speed railway bridge deck cover gasket-free prefabrication construction equipment according to claim 1, 2 or 3, wherein: the limiting piece is Y-shaped or V-shaped and is used for limiting the position of the reinforcing steel bar.
5. The high-speed railway bridge deck louver gasket-free prefabrication construction equipment according to claim 4, wherein: a plurality of limiting pieces are arranged on the first cross beam, and grooves are arranged below each limiting piece at the corresponding positions of the second cross beam;
grooves corresponding to the positions of the limiting parts are also arranged on the fifth cross beam and the fourth cross beam.
6. The high-speed railway bridge deck panel gasket-free prefabrication construction equipment according to claim 3, wherein: and a groove is formed in the position, corresponding to the limiting piece, of the third cross beam.
7. The high-speed railway bridge deck louver gasket-free prefabrication construction equipment according to claim 1, wherein: the first cross beam is detachably connected with the reinforcement cage support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711235036.8A CN107829373B (en) | 2017-11-30 | 2017-11-30 | High-speed railway bridge deck curtain board does not have prefabricated construction equipment of gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711235036.8A CN107829373B (en) | 2017-11-30 | 2017-11-30 | High-speed railway bridge deck curtain board does not have prefabricated construction equipment of gasket |
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| Publication Number | Publication Date |
|---|---|
| CN107829373A CN107829373A (en) | 2018-03-23 |
| CN107829373B true CN107829373B (en) | 2024-01-05 |
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| CN201711235036.8A Active CN107829373B (en) | 2017-11-30 | 2017-11-30 | High-speed railway bridge deck curtain board does not have prefabricated construction equipment of gasket |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109208393A (en) * | 2018-11-16 | 2019-01-15 | 中冶建工集团有限公司 | A kind of track girder steel reinforcement cage bolt embedment structure |
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| Title |
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| 新建铁路桥梁遮板预制技术;杨忠等;《铁道建筑》(第08期);第4-6页 * |
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