CN203188130U - Prestress counter-tension pre-pressing bracket type scaffold supporting device - Google Patents
Prestress counter-tension pre-pressing bracket type scaffold supporting device Download PDFInfo
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- CN203188130U CN203188130U CN 201320226616 CN201320226616U CN203188130U CN 203188130 U CN203188130 U CN 203188130U CN 201320226616 CN201320226616 CN 201320226616 CN 201320226616 U CN201320226616 U CN 201320226616U CN 203188130 U CN203188130 U CN 203188130U
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- crossbeam
- pier shaft
- prestress
- counter
- pressing
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Abstract
The utility model discloses a prestress counter-tension pre-pressing bracket type scaffold supporting device which comprises a bearing platform, pier bodies, anchoring ends, steel strands, prestress loading ends and a transverse beam. The anchoring ends are fixedly arranged on the two sides of the bearing platform, the lower ends of the pier bodies are buried in the bearing platform, the transverse beam is fixedly connected at the upper ends of the pier bodies, the lower ends of the steel strands are fixedly connected with the anchoring ends, and the upper ends of he steel strands penetrate through the transverse beam and are connected with the prestress loading ends. The prestress counter-tension pre-pressing bracket type scaffold supporting device can effectively eliminate non-elastic deformation of a supporting frame, shortens the construction period and can precisely obtain the deformation value of the supporting frame, and thus accurate parameters are provided for framework erection and elevation of a number 0 block constructed base framework, and the prestress counter-tension pre-pressing bracket type scaffold supporting device is counter-fulcrum pre-pressing equipment with good economical and social benefits for the number 0 block supporting frame. The prestress counter-tension pre-pressing bracket type scaffold supporting device has the advantages of being simple and convenient to construct and operate, greatly saving the utilization of a labor and material machine, and being strong in operability, capable of effectively obtain needed data and the like, and is widely applied to all kinds of large-tonnage support pre-pressing, supporting frame pre-pressing, hanging-basket pre-pressing and the like.
Description
Technical field
The utility model relates to the bridge construction equipment technical field, the anti-stretch-draw precompressed of especially a kind of prestressing force bracket formula scaffold bracing or strutting arrangement.
Background technology
In bridge construction; through regular meeting owing to be subjected to the restriction of local construction technology condition, manpower, plant equipment and site contour; it is more common to adopt sandbag or water tank that support is carried out precompressed; be subjected to the restriction of place (the high 73m of pier) and natural conditions (insufficient water sources), if adopt sandbag or water tank to come precompressed, water intaking and lifting are very difficult; and operation is various, the duration is longer; cost is increased substantially, and adopt the precompressed of the anti-stretch-draw pre-press equipment of prestressing force, will be very suitable.
The utility model content
The utility model proposes the anti-stretch-draw precompressed of a kind of prestressing force bracket formula scaffold bracing or strutting arrangement at the deficiencies in the prior art, eliminates nonelastic deformation and measures the elastic deformation amount, for determining that the formwork erection elevation provides parameter.
In order to realize above-mentioned utility model purpose, the utility model provides following technical scheme: the anti-stretch-draw precompressed of a kind of prestressing force bracket formula scaffold bracing or strutting arrangement, comprise cushion cap, pier shaft, anchored end, steel strand, prestressing force loading end and crossbeam, described anchored end is fixed on the cushion cap both sides, the pier shaft lower end is embedded in the cushion cap, described crossbeam is fixedly connected on the upper end of described pier shaft, fixedlys connected with anchored end in the lower end of described steel strand, and the upper end is passed crossbeam and is connected with the prestressing force loading end.
Further, be provided with bracket chord member, bearing diagonal between described crossbeam and the described pier shaft, tiltedly draw web member and vertical web member, described bracket chord member one end is connected with the crossbeam termination, and the other end is fixed on the pier shaft; Bearing diagonal one end is connected with the crossbeam centre, and the other end is fixed on the pier shaft; Be connected crossbeam and pier shaft junction, the other end is connected with bracket chord member centre with tiltedly drawing web member one end; Vertical web member is connected between crossbeam and the bracket chord member.
Further, the bracket chord member is identical with the position that bearing diagonal is connected with pier shaft, is embedded with pre-embedded steel slab in the pier shaft on this position, and attached wall steel plate is fixedly arranged on the outer wall.
Further, described pier shaft is provided with two, is provided with pull bar between two pier shafts.
Further, described crossbeam is provided with jack.
Compared with prior art, the utlity model has following advantage: can effectively eliminate the nonelastic deformation of carriage, reduce the construction period, can accurately draw the elastic deformation value of carriage, thereby piece construction bottom die formwork erection absolute altitude provides parameter accurately for No. 0, has the anti-fulcrum preloading equipment of No. 0 piece carriage of cantilever beam of good economic and social benefit.Constructing operation is easy, saved greatly the labor and materials machines utilization, workable, can effectively draw advantages such as desired data, be widely used in various large-tonnage pre-pressing brackets, carriage precompressed, Hanging Basket precompressed etc.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Wherein: 1 cushion cap, 2 pier shafts, 3 anchored end, 4 steel strand, 5 prestressing force loading ends, 6 crossbeams, 7 bracket chord members, 8 attached wall steel plates, 9 pull bars, 10 bearing diagonals, 11 pre-embedded steel slabs, 12 tiltedly draw web member, 13 vertical web members, 14 jack.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in detail, the description of this part only is exemplary and explanatory, should any restriction not arranged to protection domain of the present utility model.
The anti-stretch-draw precompressed of a kind of prestressing force bracket formula scaffold bracing or strutting arrangement as shown in Figure 1, comprise cushion cap 1, pier shaft 2, anchored end 3, steel strand 4, prestressing force loading end 5 and crossbeam 6, described anchored end 3 is fixed on cushion cap 1 both sides, pier shaft 2 lower ends are embedded in the cushion cap 1, described crossbeam 6 is fixedly connected on the upper end of described pier shaft 2, fixedly connected with anchored end 3 in the lower end of described steel strand 4, the upper end is passed crossbeam 6 and is connected with prestressing force loading end 5.
Be provided with bracket chord member 7, bearing diagonal 10 between described crossbeam 6 and the described pier shaft 2, tiltedly draw web member 12 and vertical web member 13, described bracket chord member 7 one ends are connected with crossbeam 6 terminations, and the other end is fixed on the pier shaft 2; Bearing diagonal 10 1 ends are connected with crossbeam 6 centre, and the other end is fixed on the pier shaft 2; Be connected crossbeam 6 and pier shaft 2 junctions, the other end is connected with bracket chord member 7 centre with tiltedly drawing web member 12 1 ends; Vertical web member 13 is connected between crossbeam 6 and the bracket chord member 7.
The left and right sides in cushion cap 1, be that anchored end 3 upper edge fore-and-aft directions are buried the above steel strand connector of a row respectively in advance underground, every row's steel strand connector has a plurality of steel strand connectors, steel strand connector quantity equates in every row's steel strand connector, each steel strand connector is fixedly linked with steel strand 4 bottoms respectively, and each steel strand 4 vertically extends upward and passes crossbeam 6; Lay the carrier load distribution beam at the top of crossbeam 6 along continuous straight runs, namely the prestressing force loading end 5, and the top of prestressing force loading end 5 usefulness moveable anchors and intermediate plate and whole steel strand 4 is fixedly linked.
Claims (5)
1. the anti-stretch-draw precompressed of prestressing force bracket formula scaffold bracing or strutting arrangement, it is characterized in that: comprise cushion cap, pier shaft, anchored end, steel strand, prestressing force loading end and crossbeam, described anchored end is fixed on the cushion cap both sides, the pier shaft lower end is embedded in the cushion cap, described crossbeam is fixedly connected on the upper end of described pier shaft, fixedly connected with anchored end in the lower end of described steel strand, the upper end is passed crossbeam and is connected with the prestressing force loading end.
2. the anti-stretch-draw precompressed of prestressing force bracket formula scaffold bracing or strutting arrangement according to claim 1, it is characterized in that: be provided with bracket chord member, bearing diagonal between described crossbeam and the described pier shaft, tiltedly draw web member and vertical web member, described bracket chord member one end is connected with the crossbeam termination, and the other end is fixed on the pier shaft; Bearing diagonal one end is connected with the crossbeam centre, and the other end is fixed on the pier shaft; Be connected crossbeam and pier shaft junction, the other end is connected with bracket chord member centre with tiltedly drawing web member one end; Vertical web member is connected between crossbeam and the bracket chord member.
3. as the anti-stretch-draw precompressed of prestressing force bracket formula scaffold bracing or strutting arrangement as described in the claim 2, it is characterized in that: the bracket chord member is identical with the position that bearing diagonal is connected with pier shaft, is embedded with pre-embedded steel slab in the pier shaft on this position, and attached wall steel plate is fixedly arranged on the outer wall.
4. the anti-stretch-draw precompressed of prestressing force bracket formula scaffold bracing or strutting arrangement according to claim 1, it is characterized in that: described pier shaft is provided with two, is provided with pull bar between two pier shafts.
5. the anti-stretch-draw precompressed of prestressing force bracket formula scaffold bracing or strutting arrangement according to claim 1, it is characterized in that: described crossbeam is provided with jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320226616 CN203188130U (en) | 2013-04-28 | 2013-04-28 | Prestress counter-tension pre-pressing bracket type scaffold supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320226616 CN203188130U (en) | 2013-04-28 | 2013-04-28 | Prestress counter-tension pre-pressing bracket type scaffold supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203188130U true CN203188130U (en) | 2013-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320226616 Expired - Lifetime CN203188130U (en) | 2013-04-28 | 2013-04-28 | Prestress counter-tension pre-pressing bracket type scaffold supporting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203188130U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103628416A (en) * | 2013-12-18 | 2014-03-12 | 中铁大桥局股份有限公司 | Stiffening girder counter-straining near-pier bracket of suspension bridge |
| CN106758827A (en) * | 2016-11-29 | 2017-05-31 | 武汉理工大学 | Chevron shaped prestressed concrete pre-tensioned method Bridge Erector and application method |
| CN108277747A (en) * | 2018-04-03 | 2018-07-13 | 交通运输部公路科学研究所 | Cantilever pouring unbalance loading monitoring method based on Hanging Basket deformation |
| CN113529580A (en) * | 2021-07-23 | 2021-10-22 | 刘伟 | Supporting and unloading device for beam section construction and using method thereof |
-
2013
- 2013-04-28 CN CN 201320226616 patent/CN203188130U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103628416A (en) * | 2013-12-18 | 2014-03-12 | 中铁大桥局股份有限公司 | Stiffening girder counter-straining near-pier bracket of suspension bridge |
| CN103628416B (en) * | 2013-12-18 | 2016-06-29 | 中铁大桥局集团有限公司 | Stiffening girder of suspension bridge is to pulling type pier side bracket |
| CN106758827A (en) * | 2016-11-29 | 2017-05-31 | 武汉理工大学 | Chevron shaped prestressed concrete pre-tensioned method Bridge Erector and application method |
| CN106758827B (en) * | 2016-11-29 | 2018-08-07 | 武汉理工大学 | Chevron shaped prestressed concrete pre-tensioned method Bridge Erector and application method |
| CN108277747A (en) * | 2018-04-03 | 2018-07-13 | 交通运输部公路科学研究所 | Cantilever pouring unbalance loading monitoring method based on Hanging Basket deformation |
| CN108277747B (en) * | 2018-04-03 | 2019-03-22 | 交通运输部公路科学研究所 | Cantilever pouring unbalance loading monitoring method based on Hanging Basket deformation |
| CN113529580A (en) * | 2021-07-23 | 2021-10-22 | 刘伟 | Supporting and unloading device for beam section construction and using method thereof |
| CN113529580B (en) * | 2021-07-23 | 2022-10-14 | 刘伟 | Supporting and unloading device for beam section construction and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130911 |
|
| CX01 | Expiry of patent term |