CN113373823A - Wedge-shaped unloading device of bent cap supporting system - Google Patents
Wedge-shaped unloading device of bent cap supporting system Download PDFInfo
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- CN113373823A CN113373823A CN202110781247.1A CN202110781247A CN113373823A CN 113373823 A CN113373823 A CN 113373823A CN 202110781247 A CN202110781247 A CN 202110781247A CN 113373823 A CN113373823 A CN 113373823A
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- wedge
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- shaped sliding
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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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Abstract
The application relates to a wedge-shaped unloading device of a bent cap support system, which comprises a base and a sliding module, wherein the base comprises two groups of support side plates and a flat plate, a plurality of groups of cross rods penetrate through the two groups of support side plates, and a core penetrating rod is inserted between the lower end surfaces of the cross rods and the flat plate; the sliding module comprises a first wedge-shaped sliding block and a second wedge-shaped sliding block, square holes are formed in the vertical end faces and the inclined end faces of the first wedge-shaped sliding block and the second wedge-shaped sliding block, a screw rod penetrates through each group of square holes in the first wedge-shaped sliding block and the second wedge-shaped sliding block together, the size of each square hole is larger than the outer diameter of the screw rod, fastening nuts are connected to the two ends of the screw rod in a threaded mode, and each group of fastening nuts are tightly abutted to the first wedge-shaped sliding block and the second wedge-shaped sliding block respectively. In the application, the sliding of the second wedge-shaped sliding block along the first wedge-shaped sliding block is convenient to control, and the precision requirement of the control process is high; the separation of the upper end face of the second wedge-shaped sliding block from the cover beam is realized, and the whole support system is convenient and efficient in the dismantling process.
Description
Technical Field
The application relates to the field of bridge construction equipment, in particular to a wedge-shaped unloading device for a bent cap supporting system.
Background
The highway bridge engineering refers to the whole work of planning, designing, constructing, maintaining, repairing and the like of structures of roads crossing water areas, valleys and all traffic channels. The highway line passes through water areas such as rivers, estuaries, lakes, reservoirs, irrigation canals and the like, or crosses deep valley zones with large height differences or crosses other traffic lines, and bridges are needed to be erected for keeping traffic smooth. In busy urban areas, elevated roads consisting of viaducts are sometimes required. The side mountain road or the elevated bridge is sometimes built because of the huge engineering of digging the roadbed, or because of the unstable geological structure, or because of protecting the landscape, but the roadbed is not built.
In the construction process of highway bridge engineering, a plurality of groups of piers which are vertically arranged need to be erected on the ground, and each group of piers form a support system for a bridge floor. The bridge pier is a middle supporting structure except for a bridge abutment with two ends connected with an embankment in a bridge with two or more holes. The pier mainly comprises a top cap and a pier body. The abutment mainly comprises a top cap and an abutment body. The pier is divided into a solid pier, a column pier, a bent pier and the like, and can be divided into a rectangular pier, a tip-shaped pier, a circular pier and the like according to the plane shape. The material for building the pier can be wood, stone, concrete, reinforced concrete, steel and the like.
With respect to the related art in the above, the inventors consider that there are the following drawbacks: at the in-process of pier construction, need carry out the construction that the bent cap worn the core stick, at specific operation in-process, need set up and unload the elevation that the device adjusted the support system to do benefit to bent cap entity elevation adjustment control and subsequent operation of demolising, use more the device that unloads at present to have jack and sand section of thick bamboo, because reasons such as the tight degree of sand in the sand section of thick bamboo influence, the easy appearance elevation control accuracy is not high, demolish the condition appearance such as difficulty, so there is the space of improvement in the actual construction.
Disclosure of Invention
In order to facilitate demolising carrying out the braced system, promote the precision among the elevation control process, this application provides bent cap braced system wedge and unloads device down.
The application provides a bent cap support system wedge unloads device adopts following technical scheme:
the wedge-shaped unloading device of the bent cap support system comprises a base and a sliding module, wherein the base comprises two groups of vertically arranged support side plates and a flat plate fixedly connected with the upper end parts of the two groups of support side plates, the flat plate is horizontally arranged, a plurality of groups of cross rods on the same horizontal height penetrate through the two groups of support side plates, and a penetrating rod is inserted between each group of cross rods and the lower end surface of the flat plate; the sliding module comprises a first wedge-shaped sliding block and a second wedge-shaped sliding block which are connected in a sliding mode, the lower end face of the first wedge-shaped sliding block is abutted to the upper end face of the flat plate, square holes are formed in the vertical end faces and the inclined end faces of the first wedge-shaped sliding block and the second wedge-shaped sliding block, screw rods penetrate through the square holes of the first wedge-shaped sliding block and the second wedge-shaped sliding block together, the size of each square hole is larger than the outer diameter of each screw rod, fastening nuts are connected to the two ends of each screw rod in a threaded mode, and the fastening nuts of each group are abutted to the first wedge-shaped sliding block and the second wedge-shaped sliding block respectively.
By adopting the technical scheme, the first wedge-shaped sliding block in the sliding module is positioned on the upper end face of the flat plate in the base, when construction operation is carried out, the unloading device is placed, the cross rods between the two groups of supporting side plates are horizontally arranged, the core penetrating rods are inserted between the two groups of supporting side plates, and the cross rods form supports for the core penetrating rods; when the height of the support body system is adjusted, an operator rotates the fastening nuts at two ends of the screw rod, at the moment, the two groups of fastening nuts extrude the first wedge-shaped sliding block and the second wedge-shaped sliding block, the inclined plane between the first wedge-shaped sliding block and the second wedge-shaped sliding block keeps abutting and sliding, and the size of the square hole on the first wedge-shaped sliding block and the square hole on the second wedge-shaped sliding block is larger than the outer diameter of the screw rod, so that the second wedge-shaped sliding block has a certain movement stroke in the vertical direction relative to the first wedge-shaped sliding block, at the moment, the second wedge-shaped sliding block continuously moves upwards along the inclined plane of the first wedge-shaped sliding block, at the moment, the second wedge-shaped sliding block supports the cover beam above, in the application, the second wedge-shaped sliding block continuously slides upwards and downwards along the first wedge-shaped sliding block by screwing the two groups of fastening nuts, and the sliding of the second wedge-shaped sliding block is convenient to control relative to the traditional operation mode that a jack and a sand cylinder support, the precision requirement of the control process is high; when dismantling, with two sets of fastening nut antiport simultaneously, the second wedge slider is the inclined plane of first wedge slider of continuous edge decline this moment, has realized breaking away from of second wedge slider up end and bent cap, and the convenient high efficiency of the process of dismantling of whole support system.
Preferably, the upper end face of the second wedge-shaped sliding block is concavely provided with a sinking groove, a plurality of groups of roll shafts are rotatably connected in the sinking groove, and each group of roll shafts protrudes out of the plane of the upper end face of the second wedge-shaped sliding block.
Through adopting above-mentioned technical scheme, heavy groove is located the up end of second wedge slider, and each group's roller inserts and inserts heavy inslot portion, when unloading the operation, each group's roller and bent cap butt this moment, so for the direct contact between the up end of second wedge slider and the bent cap, roll connection has been realized in the setting of each group's roller, has reduced the friction between second wedge slider and the bent cap.
Preferably, both ends of the sinking groove are clamped with pressing plates, the lower end faces of the pressing plates are matched with the roll shafts in shape, and a plurality of groups of sunk screws in threaded connection with the upper end face of the second wedge-shaped sliding block penetrate through the pressing plates.
Through adopting above-mentioned technical scheme, the clamp plate is pegged graft in heavy inslot portion, when each group's roller is when heavy inslot portion rotates, the lower extreme of each group's clamp plate compresses tightly towards the roller this moment, and each group's countersunk screw is fixed on two boards to the clamp plate, and above-mentioned setting has avoided each group's roller to drop from heavy inslot portion.
Preferably, the two ends of the screw rod are sleeved with gaskets, the outer diameter of each gasket is larger than the size of the square hole, and each group of fastening nuts are tightly abutted to the gaskets.
Through adopting above-mentioned technical scheme, each group of cushion ring snare is established on the screw rod, and the external diameter of packing ring is greater than the size of quad slit, when carrying out the rotation of two sets of fastening nut on the screw rod, the packing ring covers the quad slit this moment, and the setting up of packing ring makes each group of fastening nut's hexagonal structure size reduce, also makes each group of hole size increase in vertical direction to a certain extent, makes the stroke of second wedge slider in vertical direction obtain promoting.
Preferably, the peripheral edge of the lower end face of the first wedge-shaped sliding block is welded and fixed with the upper end face of the flat plate.
Through adopting above-mentioned technical scheme, the border all around of the lower terminal surface of first wedge slider is fixed with dull and stereotyped up end welded, and the fixed connection of slip module and base has been realized to the aforesaid setting, has realized a body coupling, is convenient for realize synchronous motion when removing.
Preferably, threaded holes which are horizontally opposite to each other are formed in the two groups of supporting side plates in a penetrating mode, the two ends of the cross rod are of threaded structures, and the two ends of the cross rod are in threaded connection with the threaded holes of the groups.
Through adopting above-mentioned technical scheme, the both ends of horizontal pole and the screw hole threaded connection on the support curb plate, above-mentioned setting makes each group's horizontal pole realize fixedly on two sets of support curb plates, and the horizontal pole is difficult for breaking away from with two sets of support curb plates.
Preferably, rib plates are fixed between vertical end faces of the two groups of support side plates, which are arranged back to back, and the lower end faces of the flat plates.
Through adopting above-mentioned technical scheme, each group's rib plate is located between support curb plate and the flat board, and the setting up of rib plate has realized being connected between dull and stereotyped both ends and the support curb plate, makes dull and stereotyped structural strength promote, and to the bent cap of big weight, above-mentioned setting makes the deformation degree that has reduced the flat board.
Preferably, the lower end part of the base is provided with a bottom plate which is horizontally distributed, and the upper end surface of the bottom plate is fixedly connected with the lower end surfaces of the two groups of supporting side plates.
Through adopting above-mentioned technical scheme, the bottom plate horizontal distribution, bottom plate and two sets of support curb plate fixed connection, when unloading, the area of contact of base with the lower extreme object has been promoted in the setting up of above-mentioned bottom plate, and the overall stability who should unload this moment promotes.
Preferably, the outer surface of the base, the outer walls of the first wedge-shaped sliding block and the second wedge-shaped sliding block are all coated with anti-rust layers.
Through adopting above-mentioned technical scheme, the antirust coat covers base, first wedge slider and second wedge slider, has reduced the corrosion of this device that unloads, has prolonged the life of this device that unloads, and the device's outward appearance is whole comparatively pleasing to the eye.
In summary, the present application includes at least one of the following beneficial technical effects:
1. in the application, the second wedge-shaped sliding block continuously slides up and down along the first wedge-shaped sliding block by screwing the two groups of fastening nuts, and compared with the traditional operation mode of supporting the jack and the sand cylinder, the sliding of the second wedge-shaped sliding block along the first wedge-shaped sliding block in the application is convenient to control, and the precision requirement of the control process is high; meanwhile, when the support system is disassembled, the two groups of fastening nuts are rotated reversely, and the second wedge-shaped sliding block continuously descends along the inclined plane of the first wedge-shaped sliding block, so that the separation of the upper end surface of the second wedge-shaped sliding block and the cover beam is realized, and the disassembling process of the whole support system is convenient and efficient;
2. the sinking groove is positioned on the upper end face of the second wedge-shaped sliding block, each group of roll shafts are inserted into the sinking groove, and when the unloading operation is carried out, each group of roll shafts are abutted to the cover beam, so that the roll connection is realized by the arrangement of each group of roll shafts relative to the direct contact between the upper end face of the second wedge-shaped sliding block and the cover beam, and the friction between the second wedge-shaped sliding block and the cover beam is reduced; the press plates are clamped in the sinking grooves, when the roll shafts of all groups rotate in the sinking grooves, the lower ends of the press plates of all groups press the roll shafts, the press plates are fixed on the two plates by the countersunk head screws, and the arrangement prevents the roll shafts of all groups from falling off from the inside of the sinking grooves;
3. each group of cushion rings is sleeved on the screw, the outer diameter of each cushion ring is larger than the size of the square hole, when two groups of fastening nuts rotate on the screw, the square holes are covered by the cushion rings, the size of the hexagonal structure of each group of fastening nuts is reduced due to the arrangement of the cushion rings, the size of each group of square holes in the vertical direction is increased to a certain extent, and the stroke of the second wedge-shaped sliding block in the vertical direction is improved; the both ends of horizontal pole and the screw hole threaded connection who supports on the curb plate, above-mentioned setting makes each group's horizontal pole realize fixedly on two sets of support curb plates, and the horizontal pole is difficult for breaking away from with two sets of support curb plates.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
fig. 2 is an exploded view of an embodiment of the present application.
Description of reference numerals: 1. a base; 11. supporting the side plates; 111. a threaded hole; 12. a flat plate; 13. a cross bar; 14. a base plate; 2. a sliding module; 21. a first wedge-shaped slide block; 22. a second wedge-shaped slide block; 221. sinking a groove; 23. a screw; 231. fastening a nut; 232. a gasket; 3. a piercing rod; 4. a roll shaft; 5. countersunk head screws; 6. a rib plate; 7. pressing a plate; 8. a square hole.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses bent cap support system wedge-shaped device that unloads. Referring to fig. 1, the wedge-shaped unloading device of the bent cap support system comprises a base 1 and a sliding module 2, wherein the base 1 comprises two groups of vertically arranged support side plates 11 and a flat plate 12 positioned at the upper end parts of the two groups of support side plates 11, and the upper end parts of the two groups of support side plates 11 are fixedly connected with the lower end surface of the flat plate 12; the flat plate 12 is horizontally arranged, and a plurality of groups of threaded holes 111 which are horizontally opposite are arranged between the two groups of supporting side plates 11 in a penetrating way, wherein 2 groups are preferred; a plurality of groups of cross rods 13 at the same horizontal height are arranged between the two groups of supporting side plates 11, preferably 2 groups are arranged here, two ends of each cross rod 13 are in a threaded structure, and two ends of each cross rod 13 are in threaded connection with each group of threaded holes 111. The lower end surfaces of the cross rods 13 and the flat plates 12 are inserted with the core penetrating rods 3. The lower end of the base 1 is provided with a bottom plate 14 which is horizontally distributed, the bottom plate 14 and the flat plate 12 are vertically distributed in parallel, and the upper end surface of the bottom plate 14 is fixedly connected with the lower end surfaces of the two groups of supporting side plates 11.
The sliding module 2 comprises a first wedge-shaped sliding block 21 and a second wedge-shaped sliding block 22 which are connected in a sliding mode, the lower end face of the first wedge-shaped sliding block 21 is abutted to the upper end face of the flat plate 12, and the periphery of the lower end face of the first wedge-shaped sliding block 21 is welded and fixed with the upper end face of the flat plate 12. Ribs 6 are fixed between vertical end faces of the two groups of supporting side plates 11 which are arranged back to back and the lower end face of the flat plate 12, and planes where the ribs 6 are located are arranged vertically.
Referring to fig. 2, square holes 8 are formed in the vertical end faces and the inclined end faces of the first wedge-shaped slide block 21 and the second wedge-shaped slide block 22, the extending direction of the square holes 8 is vertically arranged, the first wedge-shaped slide block 21 and the second wedge-shaped slide block 22 are formed by welding five groups of steel plates and comprise two groups of triangular steel plates and three groups of square steel plates, and the specifications of the first wedge-shaped slide block 21 and the second wedge-shaped slide block 22 are the same; a screw 23 penetrates between the first wedge-shaped sliding block 21 and the second wedge-shaped sliding block 22, and the length of the screw 23 is not less than the length of the first wedge-shaped sliding block 21; the width of the square hole 8 on the first wedge-shaped slide block 21 and the second wedge-shaped slide block 22 is not less than the outer diameter of the screw 23, and the height dimension of the square hole 8 is preferably four times of the outer diameter of the screw 23. The outer surface of the base 1 and the outer walls of the first wedge-shaped slide block 21 and the second wedge-shaped slide block 22 are all coated with anti-rust layers.
Both ends of the screw 23 are connected with fastening nuts 231 through threads, and each set of fastening nuts 231 is respectively abutted against the first wedge-shaped slide block 21 and the second wedge-shaped slide block 22. Both ends of the screw 23 are sleeved with gaskets 232, the outer diameter of each gasket 232 is larger than the height size of the square hole 8 on the vertical end faces of the first wedge-shaped sliding block 21 and the second wedge-shaped sliding block 22, and each group of fastening nuts 231 is tightly abutted to the gaskets 232.
The upper end face of the second wedge-shaped sliding block 22 is concavely provided with a sinking groove 221, a plurality of groups of roll shafts 4 are rotatably connected in the sinking groove 221, the roll shafts 4 are distributed in parallel, and the arc curved surface of the upper end part of each group of roll shafts 4 protrudes out of the plane of the upper end face of the second wedge-shaped sliding block 22; both ends of heavy groove 221 all are connected with clamp plate 7 in a clamping manner, the up end of clamp plate 7 is coplanar with the up end of two plates, the lower end of each group of clamp plate 7 is matched with each group of roll shafts 4 in shape, and a plurality of groups of countersunk head screws 5 in threaded connection with the up end of second wedge-shaped slide block 22 penetrate through clamp plate 7.
The wedge-shaped unloading device of the bent cap support system in the embodiment of the application has the following implementation principle:
during operation, the two groups of cross rods 13 are in threaded connection with the threaded holes 111 on the two groups of supporting side plates 11, the unloading device is placed on the upper end face of a pier, the bottom plate 14 is abutted against the upper end face of the pier at the moment, the core penetrating rod 3 is inserted between the two groups of supporting side plates 11, and each group of cross rods 13 supports the core penetrating rod 3.
At the moment, the unloading device is positioned below the cover beam, the screw 23 penetrates through the groups of the holes 8 on the first wedge-shaped slide block 21 and the second wedge-shaped slide block 22, and at the moment, two groups of fastening nuts 231 are screwed on the screw 23 to enable the second wedge-shaped slide block 22 to continuously slide along the inclined plane of the first wedge-shaped slide block 21, so that the groups of the roll shafts 4 on the upper end surface of the second wedge-shaped slide block 22 are abutted to the cover beam, and compared with the traditional operation mode that a gasket with a certain thickness is arranged for supporting, the sliding of the second wedge-shaped slide block 22 along the first wedge-shaped slide block 21 in the application is convenient to control, and the precision requirement in the control process is high; when dismantling, simultaneously with two sets of fastening nut 231 antiport, second wedge slider 22 constantly descends along the inclined plane of first wedge slider 21 this moment, has realized breaking away from of each group's roller 4 and bent cap of second wedge slider 22 up end, the convenient high efficiency of the process of dismantling of whole support system.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. Wedge-shaped unloading device of bent cap support system, its characterized in that: the device comprises a base (1) and a sliding module (2), wherein the base (1) comprises two groups of vertically arranged supporting side plates (11) and a flat plate (12) fixedly connected with the upper end parts of the two groups of supporting side plates (11), the flat plate (12) is horizontally arranged, a plurality of groups of cross rods (13) with the same horizontal height penetrate between the two groups of supporting side plates (11), and a core penetrating rod (3) is inserted between each group of cross rods (13) and the lower end surface of the flat plate (12); the sliding module (2) comprises a first wedge-shaped sliding block (21) and a second wedge-shaped sliding block (22) which are connected in a sliding mode, the lower end face of the first wedge-shaped sliding block (21) is abutted to the upper end face of the flat plate (12), square holes (8) are formed in the vertical end faces and the inclined end faces of the first wedge-shaped sliding block (21) and the second wedge-shaped sliding block (22), a screw rod (23) penetrates through each group of square holes (8) in the first wedge-shaped sliding block (21) and the second wedge-shaped sliding block (22) together, the size of each square hole (8) is larger than the outer diameter of the screw rod (23), fastening nuts (231) are connected to the two ends of the screw rod (23) in a threaded mode, and the fastening nuts (231) are respectively abutted to the first wedge-shaped sliding block (21) and the second wedge-shaped sliding block (22).
2. The capping beam support system wedge dumping apparatus of claim 1 further comprising: the upper end face of the second wedge-shaped sliding block (22) is concavely provided with a sinking groove (221), a plurality of groups of roll shafts (4) are rotatably connected in the sinking groove (221), and the arc curved surface at the upper end of each group of roll shafts (4) protrudes out of the plane of the upper end face of the second wedge-shaped sliding block (22).
3. The capping beam support system wedge dumping apparatus of claim 2 wherein: both ends of heavy groove (221) all are connected with clamp plate (7) in a clamping manner, each group of lower end surface of clamp plate (7) is matched with each group of roller shaft (4) in shape, and a plurality of groups of countersunk head screws (5) in threaded connection with the upper end surface of second wedge-shaped slide block (22) penetrate through clamp plate (7).
4. The capping beam support system wedge dumping apparatus of claim 3 wherein: both ends of the screw rod (23) are sleeved with gaskets (232), the outer diameter of each gasket (232) is larger than the size of the square hole (8), and each group of fastening nuts (231) are tightly propped against the gaskets (232).
5. The capping beam support system wedge dumping apparatus of claim 1 further comprising: the peripheral edge of the lower end face of the first wedge-shaped sliding block (21) is fixedly welded with the upper end face of the flat plate (12).
6. The capping beam support system wedge dumping apparatus of claim 5 wherein: threaded holes (111) which are horizontally opposite are formed in the two groups of supporting side plates (11) in a penetrating mode, two ends of the cross rod (13) are of threaded structures, and two ends of the cross rod (13) are in threaded connection with the threaded holes (111) of the groups.
7. The capping beam support system wedge dumping apparatus of claim 6 wherein: ribbed plates (6) are fixed between vertical end faces of the two groups of supporting side plates (11) which are arranged back to back and the lower end face of the flat plate (12).
8. The capping beam support system wedge dumping apparatus of claim 1 further comprising: the lower end of the base (1) is provided with a bottom plate (14) which is horizontally distributed, and the upper end face of the bottom plate (14) is fixedly connected with the lower end faces of the two groups of supporting side plates (11).
9. The capping beam support system wedge dumping apparatus of claim 1 further comprising: and anti-rust layers are sprayed on the outer surface of the base (1) and the outer walls of the first wedge-shaped sliding block (21) and the second wedge-shaped sliding block (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110781247.1A CN113373823A (en) | 2021-07-10 | 2021-07-10 | Wedge-shaped unloading device of bent cap supporting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110781247.1A CN113373823A (en) | 2021-07-10 | 2021-07-10 | Wedge-shaped unloading device of bent cap supporting system |
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| Publication Number | Publication Date |
|---|---|
| CN113373823A true CN113373823A (en) | 2021-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110781247.1A Pending CN113373823A (en) | 2021-07-10 | 2021-07-10 | Wedge-shaped unloading device of bent cap supporting system |
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| CN (1) | CN113373823A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN204325926U (en) * | 2014-11-14 | 2015-05-13 | 中铁六局集团海外工程有限公司 | Set a roof beam in place and push up iron device |
| KR101682634B1 (en) * | 2016-09-29 | 2016-12-05 | 윤현숙 | Apparatus for lifting upper structure of bridge using dual wedges |
| CN107268450A (en) * | 2017-08-09 | 2017-10-20 | 重庆交通大学 | The drag reduction for building combined bridge for pushing tow is oriented to discharge mechanism and pushing method |
| CN108708297A (en) * | 2018-08-08 | 2018-10-26 | 云南公投建设集团第九工程有限公司 | Punching stick anchor ear support device |
| CN210597763U (en) * | 2019-08-07 | 2020-05-22 | 杭州卓诚建筑加固工程有限公司 | Matched keel convenient for mounting wall panel on profile steel framework |
| CN210989177U (en) * | 2019-10-22 | 2020-07-14 | 中元国际投资咨询中心有限公司 | Show shelf for engineering consultation |
| CN212714546U (en) * | 2020-05-29 | 2021-03-16 | 中交一公局集团有限公司 | Self-made wedge-shaped unloading device |
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2021
- 2021-07-10 CN CN202110781247.1A patent/CN113373823A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204325926U (en) * | 2014-11-14 | 2015-05-13 | 中铁六局集团海外工程有限公司 | Set a roof beam in place and push up iron device |
| KR101682634B1 (en) * | 2016-09-29 | 2016-12-05 | 윤현숙 | Apparatus for lifting upper structure of bridge using dual wedges |
| CN107268450A (en) * | 2017-08-09 | 2017-10-20 | 重庆交通大学 | The drag reduction for building combined bridge for pushing tow is oriented to discharge mechanism and pushing method |
| CN108708297A (en) * | 2018-08-08 | 2018-10-26 | 云南公投建设集团第九工程有限公司 | Punching stick anchor ear support device |
| CN210597763U (en) * | 2019-08-07 | 2020-05-22 | 杭州卓诚建筑加固工程有限公司 | Matched keel convenient for mounting wall panel on profile steel framework |
| CN210989177U (en) * | 2019-10-22 | 2020-07-14 | 中元国际投资咨询中心有限公司 | Show shelf for engineering consultation |
| CN212714546U (en) * | 2020-05-29 | 2021-03-16 | 中交一公局集团有限公司 | Self-made wedge-shaped unloading device |
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