CN114717956A - Bridge pier column diaphragm construction umbrella-type support system - Google Patents
Bridge pier column diaphragm construction umbrella-type support system Download PDFInfo
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- CN114717956A CN114717956A CN202210339205.7A CN202210339205A CN114717956A CN 114717956 A CN114717956 A CN 114717956A CN 202210339205 A CN202210339205 A CN 202210339205A CN 114717956 A CN114717956 A CN 114717956A
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- rod
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- pier column
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- 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
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- 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
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses an umbrella-shaped supporting system for bridge pier column diaphragm construction, which comprises a main screw rod, wherein the bottom of the main screw rod is fixedly and rotatably connected with a bottom end connecting device, the middle part and the upper part of the main screw rod are respectively sleeved with a middle connecting disc and an upper connecting disc in a threaded manner, a plurality of upper inclined rods, horizontal rods and lower inclined rods are respectively and movably arranged on the upper connecting disc, the middle connecting disc and the bottom end connecting device, the other ends of the horizontal rods and the lower inclined rods are movably connected together, in the using process of the umbrella-shaped supporting system, the upper inclined rods, the horizontal rods and the lower inclined rods are opened, the other ends of the upper inclined rods, the horizontal rods and the lower inclined rods are supported on fulcrums arranged on the wall of a pier column, diaphragm bottom dies are paved on the surfaces of the horizontal rods, and pier column diaphragms are arranged on the diaphragm bottom dies. When the bridge high pier diaphragm is constructed, the waste of materials is reduced, the diaphragm is guaranteed to be the same as a design drawing, a supporting system can be used for a long time in a circulating mode, and the purposes of saving cost, being convenient and fast to construct and guaranteeing construction safety are achieved.
Description
Technical Field
The invention relates to an umbrella-shaped supporting system for bridge pier column diaphragm construction, and belongs to the technical field of bridge pier column construction equipment.
Background
In the process of social development, traffic engineering such as roads, railways and the like is an indispensable part of the social development, but in the process of constructing the traffic engineering such as the roads, the railways and the like, high piers of the super bridge are visible everywhere due to the requirements of terrain conditions and design grades. When the high pier of bridge design, the diaphragm is as the indispensable structure of high pier. During construction, how to safely, conveniently, quickly and strictly complete the construction of the diaphragm plate according to a design drawing is a problem to be solved, and an effective method or measure needs to be adopted.
The research of the inventor finds that during the construction of the transverse partition plate of the high pier of the bridge, the prefabricated plate is mostly adopted as a bottom die, a prefabricated beam or I-shaped steel is adopted as a supporting beam, and then a template is laid on the prefabricated plate to serve as the bottom die to construct the transverse partition plate, the transverse partition plate cannot be detached after concrete pouring, the cost is high due to much consumed materials, and the prefabricated plate, the prefabricated beam or the I-shaped steel is supported on the pier column, so that the stress working condition of the transverse partition plate is changed and is not in accordance with the design drawing.
Disclosure of Invention
The invention aims to provide an umbrella-shaped supporting system for bridge pier column diaphragm construction. The supporting system has the advantages of simple structure, material saving, convenient and fast use, low cost and the like.
The technical scheme of the invention is as follows: the utility model provides a bridge pier stud diaphragm construction umbrella-type support system, including the main screw rod, the bottom fixed rotation of main screw rod is connected with bottom connecting device, middle part and the upper portion screw thread respectively cup joints middle part connection pad and upper portion connection pad, the upper portion connection pad, it is provided with many upper diagonal rods to move about respectively on middle part connection pad and the bottom connecting device, horizon bar and down diagonal rod, the other end swing joint of horizon bar and down diagonal rod is in the same place, in the umbrella-type support system use, go up the diagonal rod, horizon bar and down diagonal rod open, its other end supports on the fulcrum that is equipped with on the pier stud wall, the diaphragm die block has been laid on the horizon bar surface.
In the umbrella-shaped supporting system for the construction of the transverse clapboard of the bridge pier column, the horizontal rod and the upper inclined rod are connected through a plurality of slings after being opened.
In the umbrella-shaped supporting system for the construction of the transverse clapboard of the bridge pier column, a nut is further sleeved on the main screw above the upper connecting disc in a threaded manner.
In the umbrella-shaped supporting system for the construction of the transverse partition plate of the bridge pier stud, the top of the main screw is fixedly provided with a screw handle.
In the umbrella-shaped support system for construction of the transverse clapboard of the bridge pier column, the bearing is fixedly arranged at the top of the bottom end connecting device, and the bottom end of the main screw rod penetrates into the bearing to be fixedly and rotatably connected with the bottom end connecting device.
In the umbrella-shaped supporting system for bridge pier column diaphragm construction, the upper inclined rod, the horizontal rod and the lower inclined rod are rotatably connected with the upper connecting disc, the middle connecting disc and the bottom end connecting device through the pin shafts, and the other ends of the horizontal rod and the lower inclined rod are rotatably connected through the pin shafts.
In the umbrella-shaped supporting system constructed by the bridge pier column diaphragm, the steel plate is embedded in the pier column wall, and the fulcrum is fixed on the steel plate.
In the umbrella-shaped supporting system for the construction of the transverse clapboard of the bridge pier column, the upper inclined rod, the horizontal rod and the lower inclined rod are all telescopic rod structures.
In the umbrella-shaped supporting system for the construction of the transverse partition plate of the bridge pier stud, the number and the positions of the upper inclined rods, the horizontal rods and the lower inclined rods are the same.
The invention has the beneficial effects that: compared with the prior art, the upper connecting disc, the middle connecting disc and the bottom end connecting device are respectively arranged on the main screw rod, the upper inclined rod, the horizontal rod and the lower inclined rod are respectively connected on the upper connecting disc, the middle connecting disc and the bottom end connecting device in a rotating mode, the upper inclined rod, the horizontal rod and the lower inclined rod are enabled to be unfolded and supported on a supporting point by rotating the main screw rod in the using process, the diaphragm bottom die and the pier stud diaphragm are supported by the horizontal rod, the horizontal rod is supported by the lower inclined rod in an inclined mode, the main screw rod is pulled upwards by the upper inclined rod, and the diaphragm bottom die and the pier stud diaphragm are supported and pulled by the supporting system. When the bridge high pier diaphragm is constructed, the waste of materials is reduced, the diaphragm is guaranteed to be the same as a design drawing, a supporting system can be used for a long time in a circulating mode, and the purposes of saving cost, being convenient and fast to construct and guaranteeing construction safety are achieved. Through the in-service use, played the effect of very convenient bridge high mound diaphragm construction, with low costs, convenient to use is swift moreover, not fragile, has obtained fine economic benefits.
Drawings
FIG. 1 is a schematic structural view of the present invention in use;
FIG. 2 is a schematic top view of the structure of FIG. 1;
FIG. 3 is an enlarged schematic view at A of FIG. 2;
FIG. 4 is an enlarged schematic view at B of FIG. 1;
FIG. 5 is an enlarged schematic view at C of FIG. 1;
fig. 6 is a schematic structural view after the invention is folded.
Reference numerals: 1-screw handle, 2-main screw, 3-nut, 4-upper connecting disc, 5-pier column diaphragm plate, 6-pier column diaphragm plate preformed hole, 7-pier column wall, 8-upper inclined rod, 9-diaphragm plate bottom die, 10-lower inclined rod, 11-horizontal rod, 12-middle connecting disc, 13-bottom end connecting device, 14-pin shaft, 15-bearing, 16-fulcrum and 17-sling.
Detailed Description
The invention is further illustrated by the following figures and examples, which are not to be construed as limiting the invention.
The embodiment of the invention comprises the following steps: an umbrella-shaped supporting system for bridge pier column diaphragm construction is disclosed, as shown in attached figures 1-6, and comprises a main screw rod 2, wherein the bottom of the main screw rod 2 is fixedly and rotatably connected with a bottom end connecting device 13, the middle part and the upper part of the main screw rod 2 are respectively in threaded sleeve connection with a middle connecting disc 12 and an upper connecting disc 4, a plurality of upper inclined rods 8, a horizontal rod 11 and a lower inclined rod 10 are respectively and movably arranged on the upper connecting disc 4, the middle connecting disc 12 and the bottom end connecting device 13, the other ends of the horizontal rod 11 and the lower inclined rod 10 are movably connected together, in the using process of the umbrella-shaped supporting system, the upper inclined rods 8, the horizontal rod 11 and the lower inclined rod 10 are opened, the other ends of the upper inclined rods are supported on a supporting point 16 arranged on a pier column wall 7, and a diaphragm bottom die 9 is paved on the surface of the horizontal rod 11.
After the horizontal rod 11 and the upper inclined rod 4 are opened, the horizontal rod 11 and the upper inclined rod are connected through a plurality of slings 17, and the horizontal rod 11 is lifted upwards through the slings 17, so that the supporting capacity of the horizontal rod 11 on the diaphragm bottom die 9 and the pier stud diaphragm 5 is further improved.
The main screw 2 above the upper connecting disc 4 is further in threaded sleeve connection with a nut 3, and in the using process, after the upper inclined rod 8 is opened and supported on the fulcrum 16, the nut 3 is rotated downwards to abut against the upper connecting disc 4, so that the main screw 2 is locked.
The top of the main screw rod 2 is fixedly provided with a screw rod handle 1, so that the main screw rod 2 can be conveniently rotated and the umbrella-shaped supporting system can be conveniently hoisted.
The fixed bearing 15 that is provided with in bottom connecting device 13's top, the bottom of main screw rod 2 penetrates in bearing 15 and realizes fixed rotation with bottom connecting device 13 and be connected to realize main screw rod 2 and bottom connecting device 13's rotation each other and be connected, avoid both to rotate the displacement of vertical direction again simultaneously in-process appearance.
The upper inclined rod 8, the horizontal rod 11 and the lower inclined rod 10 are rotatably connected with the upper connecting disc 4, the middle connecting disc 12 and the bottom end connecting device 13 through a pin shaft 14, and the other ends of the horizontal rod 11 and the lower inclined rod 10 are rotatably connected through the pin shaft 14.
And a steel plate is embedded in the pier wall 7, and the fulcrum 16 is welded and fixed on the steel plate, so that the fulcrum 16 is fixedly installed.
Go up down-tube 8, the horizon bar 11 is telescopic rod structure, possesses flexible function, can adjust its length according to pier stud geometry like this.
The number and the positions of the upper inclined rods 8, the horizontal rods 11 and the lower inclined rods 10 are the same, so that the upper inclined rods 8 can be conveniently lifted and pulled on the horizontal rods 11 through the slings 17, and meanwhile, the lower inclined rods 10 only have horizontal and vertical component force on the horizontal rods 11 and have no longitudinal component force, so that the horizontal rods 11 are well supported under the action of the vertical component force.
The invention has simple structure, material saving, convenient and fast use and low cost, can be processed according to the geometric dimension of the pier stud, and the transverse clapboard 5 of the pier stud is installed on the pier stud when the construction needs, so that the transverse clapboard bottom die 9 can be paved on the umbrella-shaped support system, and then the transverse clapboard steel bar is installed and the concrete is poured, thereby being very convenient and fast to use. The specific installation steps are as follows:
1. utilize the rod iron to process into the main screw 2 of dribbling mouth, main screw 2 length will satisfy the requirement that 5 thicknesses of pier stud cross slab and construction were adjusted to at 2 end welding screw handle 1 of main screw. And processing the upper connecting disc 4 with the screw thread and the middle connecting disc 12 to enable the upper connecting disc and the middle connecting disc to rotate along the screw thread of the main screw rod 2, and processing a bottom end connecting device 13. And meanwhile, the pin shafts 14 are arranged on the upper connecting disc 4, the middle connecting disc 12 and the bottom end connecting device 13.
2. Utilize seamless high strength steel pipe processing to go up down tube 8, horizontal pole 11, make it possess flexible function, can adjust length according to pier stud geometry.
3. The main screw rod 2 is sequentially sleeved with the nut 3, the upper connecting disc 4 and the middle connecting disc 12 from top to bottom, the bearing 15 is arranged on the bottom connecting device 13 and is arranged on the main screw rod 2, and after the installation, the main screw rod 2 can be ensured to rotate and the bottom connecting device 13 is ensured not to fall off from the main screw rod 2. An upper inclined rod 8 is installed on the upper connecting disk 4 through a pin 14, a horizontal rod 11 is installed on the middle connecting disk 12 through the pin 14, and a lower inclined rod 10 is installed on the bottom end connecting device 13 through the pin 14, so that the upper inclined rod 8, the horizontal rod 11 and the lower inclined rod 10 can rotate around the pin 14. The horizontal rod 11 is connected with the other end of the lower inclined rod 10 through a pin 14.
The method specifically comprises the following steps:
1. when the pier stud is constructed, steel plates are embedded in proper positions of the pier stud wall 7, so that the horizontal rods 11 and the fulcrums 16 of the upper inclined rods 8 are welded when the pier stud diaphragm plate 5 is constructed.
2. When the pier stud diaphragm 5 needs to be constructed, a fulcrum 16 is welded at the position where the steel plate is embedded in the pier stud wall 7, and the screw handle 1 is hung by a tower crane to install an umbrella-shaped support system. The upper diagonal 8 is unfolded in position and supported on the fulcrum 16. The screw handle 1 is rotated to enable the main screw 2 to rotate downwards to unfold the horizontal rod 11 and the lower inclined rod 10, after the main screw is unfolded to a proper position, the horizontal rod 11 is supported on the fulcrum 16, the rotating nut 3 is abutted against the upper connecting disc 4, and the stress of the main screw 2 is transmitted to the upper inclined rod 8.
3. Laying a distribution beam and a diaphragm plate bottom die 9 on the horizontal rod 11, then installing reinforcing steel bars on the diaphragm plate bottom die 9, and pouring diaphragm plate concrete to complete the construction of the pier column diaphragm plate 5. Considering the stress safety of the whole supporting system, a sling 17 can be additionally arranged on the upper inclined rod 8 to participate in stress, the stress of the main screw rod 2 and the horizontal rod 11 is dispersed, and the bottom end of the sling 17 is connected with the horizontal rod 11.
4. When the diaphragm plate bottom die 9 is detached, the diaphragm plate bottom die 9 manually enters the lower part of the diaphragm plate bottom die 9 through the pier column diaphragm plate preformed hole 6, the fulcrum 16 of the horizontal rod 11 is cut off by adopting oxygen cutting, the sling 17 (if the sling 17 exists) is loosened, the nut 3 is rotated to enable the nut 3 to rotate upwards, the main screw rod 2 is rotated downwards by rotating the screw rod handle 1 to enable the diaphragm plate bottom die 9 to be separated from concrete at the bottom of the pier column diaphragm plate 5, the nut 3 is rotated downwards after the diaphragm plate bottom die falls off to a certain distance, and the main screw rod 2 is locked; personnel get into 5 bottoms on the pier stud cross slab through pier stud cross slab preformed hole 6, demolish cross slab die block 9 and transport the 9 materials of cross slab die block through pier stud cross slab preformed hole 6.
5. After the diaphragm plate bottom die 9 is dismantled, the screw cap 3 is rotated upwards, the screw handle 1 is rotated, the main screw 2 is rotated downwards, the lower inclined rod 10 and the horizontal rod 11 are tightened, and after the tightening is completed, the support system is lifted out of the preformed hole 6 of the diaphragm plate of the pier column by a tower crane, so that the construction of the diaphragm plate 5 of the pier column is completed. The support system is put well, and the next pier column diaphragm plate 5 can be continuously used.
Claims (9)
1. The utility model provides a bridge pier column diaphragm construction umbrella-type support system which characterized in that: the device comprises a main screw rod (2), a bottom connecting device (13) is fixedly and rotatably connected to the bottom of the main screw rod (2), a middle connecting disc (12) and an upper connecting disc (4) are respectively in threaded sleeve connection with the middle and the upper portion of the main screw rod (2), the upper connecting disc (4), a plurality of upper inclined rods (8), a horizontal rod (11) and a lower inclined rod (10) are respectively movably arranged on the middle connecting disc (12) and the bottom connecting device (13), the horizontal rod (11) and the lower inclined rod (10) are movably connected together, in the using process of an umbrella-shaped supporting system, the upper inclined rods (8), the horizontal rod (11) and the lower inclined rod (10) are opened, the other ends of the horizontal rod are supported on fulcrums (16) arranged on a pier column wall (7), and a transverse partition board bottom die (9) is laid on the surface of the horizontal rod (11).
2. The umbrella-shaped supporting system for the construction of the transverse clapboard of the pier column of the bridge according to claim 1, which is characterized in that: after the horizontal rod (11) and the upper inclined rod (8) are opened, the horizontal rod and the upper inclined rod are connected through a plurality of slings (17).
3. The umbrella-shaped supporting system for the construction of the transverse clapboard of the pier column of the bridge according to claim 1, which is characterized in that: and a nut (3) is further sleeved on the main screw rod (2) above the upper connecting disc (4) in a threaded manner.
4. The umbrella-shaped supporting system for the construction of the transverse clapboard of the pier column of the bridge according to claim 1, which is characterized in that: the top of the main screw rod (2) is fixedly provided with a screw rod handle (1).
5. The umbrella-shaped supporting system for the construction of the transverse clapboard of the pier column of the bridge according to claim 1, which is characterized in that: the top of the bottom end connecting device (13) is fixedly provided with a bearing (15), and the bottom end of the main screw rod (2) penetrates into the bearing (15) to be fixedly and rotatably connected with the bottom end connecting device (13).
6. The umbrella-shaped supporting system for the construction of the transverse clapboard of the pier column of the bridge according to claim 1, which is characterized in that: go up down the lower connection pad (12) of connection of upper portion connection pad (4) and (13) to realize rotating through round pin axle (14).
7. The umbrella-shaped supporting system for the construction of the transverse clapboard of the pier column of the bridge as claimed in claim 1, wherein: and a steel plate is embedded in the pier wall (7), and the fulcrum (16) is fixed on the steel plate.
8. The umbrella-shaped supporting system for the construction of the transverse clapboard of the pier column of the bridge according to claim 1, which is characterized in that: the upper inclined rod (8), the horizontal rod (11) and the lower inclined rod (10) are all telescopic rod structures.
9. The umbrella-shaped supporting system for the construction of the transverse clapboard of the pier column of the bridge according to claim 1, which is characterized in that: the number and the positions of the upper inclined rods (8), the horizontal rods (11) and the lower inclined rods (10) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210339205.7A CN114717956A (en) | 2022-04-01 | 2022-04-01 | Bridge pier column diaphragm construction umbrella-type support system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210339205.7A CN114717956A (en) | 2022-04-01 | 2022-04-01 | Bridge pier column diaphragm construction umbrella-type support system |
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| CN114717956A true CN114717956A (en) | 2022-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210339205.7A Pending CN114717956A (en) | 2022-04-01 | 2022-04-01 | Bridge pier column diaphragm construction umbrella-type support system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116446299A (en) * | 2023-06-08 | 2023-07-18 | 河南中冶起重机集团有限公司 | Auxiliary bracket of bridge girder erection machine |
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| CN112160247A (en) * | 2020-09-10 | 2021-01-01 | 中交第三航务工程局有限公司 | Construction method of asynchronous hydraulic creeping formwork for hollow high pier of limited space pier group |
| CN212388363U (en) * | 2020-03-20 | 2021-01-22 | 中铁五局集团贵州工程有限公司 | A auxiliary device for construction of hollow mound cross slab of bridge |
| CN113463522A (en) * | 2021-08-11 | 2021-10-01 | 北京住总集团有限责任公司 | Auxiliary device and method for bent cap construction |
| CN113882276A (en) * | 2021-11-19 | 2022-01-04 | 中冶建工集团有限公司 | Working platform for erecting bridge pier and construction method thereof |
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| CN102225581A (en) * | 2011-04-29 | 2011-10-26 | 中铁十九局集团第一工程有限公司 | Umbrella-shaped steel skeleton supporting device of hollow slab beam core mold |
| CN203700962U (en) * | 2014-01-09 | 2014-07-09 | 中铁十三局集团第六工程有限公司 | Simple umbrella type drawing internal mold for prefabricated hollow plate beam |
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| CN208563110U (en) * | 2018-02-27 | 2019-03-01 | 王如代 | Hollow slab girder octagon drawing and pulling type internal model |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116446299A (en) * | 2023-06-08 | 2023-07-18 | 河南中冶起重机集团有限公司 | Auxiliary bracket of bridge girder erection machine |
| CN116446299B (en) * | 2023-06-08 | 2023-10-13 | 河南中冶起重机集团有限公司 | Auxiliary bracket of bridge girder erection machine |
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