CN221297881U - Anti-collapse slot clamping cage auxiliary device in underground diaphragm wall reinforcement cage lowering process - Google Patents
Anti-collapse slot clamping cage auxiliary device in underground diaphragm wall reinforcement cage lowering processInfo
- Publication number
- CN221297881U CN221297881U CN202322362544.XU CN202322362544U CN221297881U CN 221297881 U CN221297881 U CN 221297881U CN 202322362544 U CN202322362544 U CN 202322362544U CN 221297881 U CN221297881 U CN 221297881U
- Authority
- CN
- China
- Prior art keywords
- reinforcement cage
- holes
- diaphragm wall
- underground diaphragm
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000002787 reinforcement Effects 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000008569 process Effects 0.000 title claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 230000007704 transition Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 9
- 238000000275 quality assurance Methods 0.000 abstract description 3
- 239000002689 soil Substances 0.000 description 6
- 239000002002 slurry Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model discloses an auxiliary device for preventing a groove from collapsing and clamping a cage in the process of lowering an underground diaphragm wall reinforcement cage, which comprises an I-shaped steel frame welded and fixed with one side of the underground diaphragm wall reinforcement cage, wherein a slide way is arranged on the corresponding position of two flange plates of the I-shaped steel frame at the other side, a plurality of through holes which are distributed at intervals are arranged on each flange plate, the through holes are positioned at the outer side of the slide way and communicated with a guide slide way which is obliquely upwards, and the positions of the through holes on the flange plates at the two sides correspond to each other; an adjusting plate is slidably arranged in the slideway between the two side flange plates, and a plurality of hanging holes which are distributed at intervals are formed in the adjusting plate. The utility model utilizes the main crane and the auxiliary crane to simultaneously lift the reinforcement cage, greatly improves the lifting speed of the reinforcement cage, effectively avoids the risk of damage of the reinforcement cage, provides quality assurance for underground continuous wall construction, and has wide application prospect in underground structural engineering such as urban rail transit, underground business, civil buildings and the like.
Description
Technical Field
The utility model relates to the technical field of underground diaphragm wall construction, in particular to a method for treating a slotter clamping cage in the process of lowering an underground diaphragm wall reinforcement cage.
Background
With the rapid development of economy and the continuous improvement of urban level, the development of underground space is increasing. In urban deep foundation pit engineering, underground continuous walls are often adopted for foundation pit support. However, due to the fact that the underground diaphragm wall reinforcement cage is placed for too long, slurry in the groove is isolated, and the soil body of the groove wall is caused to locally bulge or collapse. This makes the steel reinforcement cage unable to continue to descend, appears blocking the cage condition.
Aiming at the cage clamping condition, a crane is usually adopted to lift the reinforcement cage on the construction site, and the reinforcement cage is lowered again after the groove forming machine finishes repairing the groove and removing the soil with the bottom slump. However, in the process that the steel reinforcement cage was put forward, influenced by the subsided soil body, the load that lifts by crane required will be greater than the load that required when transferring greatly, if only increase horsepower with a main loop wheel machine at this moment lifts the steel reinforcement cage, lead to the steel reinforcement cage to take place to warp the damage easily, unable continue to use, seriously influence construction progress and increase in a large number of costs.
Disclosure of utility model
In order to overcome the defects of the prior art, the utility model aims to provide a method for assisting the main crane to lift the reinforcement cage by adopting the auxiliary crane, so that the lifting speed of the reinforcement cage after the cage is clamped by the collapsed groove is greatly improved, the situation of damage to the reinforcement cage is effectively avoided, the construction progress is finished in time, and the cost is saved.
The technical scheme of the utility model is as follows:
The auxiliary device comprises an I-shaped steel frame welded and fixed with one side of the underground diaphragm wall reinforcement cage, slide ways are arranged on the corresponding positions of two flange plates of the I-shaped steel frame at the other side, a plurality of through holes which are distributed at intervals are arranged on each flange plate, the through holes are positioned at the outer side of the slide ways and communicated with the guide slide ways which are obliquely upwards, and the positions of the through holes on the flange plates at the two sides correspond to each other;
An adjusting plate is slidably arranged in the slideway between the two side flange plates, and a plurality of hanging holes which are distributed at intervals are formed in the adjusting plate.
The auxiliary device for preventing the groove from collapsing and clamping the underground diaphragm wall reinforcement cage in the descending process of the underground diaphragm wall reinforcement cage is characterized in that the slide way is a longitudinal strip-shaped groove, and the strip-shaped groove penetrates through the flange plate.
The auxiliary device for preventing the collapse of the groove and the clamping cage in the process of lowering the underground diaphragm wall reinforcement cage is characterized in that through holes between each two side flange plates are equidistant, the distance between the through holes is 100 cm-200 cm, and the aperture is 5 cm-8 cm.
The auxiliary device for preventing the groove from collapsing and clamping the reinforcement cage of the underground diaphragm wall in the descending process of the reinforcement cage of the underground diaphragm wall comprises a guide slide way and a horizontal plane, wherein an included angle between the guide slide way and the horizontal plane is 45-65 degrees, and the width dimension of the guide slide way from the slide way connecting part to the through hole connecting part is gradually reduced.
The auxiliary device for preventing the groove from collapsing and clamping the reinforcement cage of the underground diaphragm wall in the descending process of the reinforcement cage of the underground diaphragm wall comprises an arc-shaped transition part at the joint between the lower edge of the guide slide rail and the slide rail, and the lower edge of the guide slide rail is arched upwards.
The auxiliary device for preventing the groove from collapsing and clamping the reinforcement cage of the underground diaphragm wall in the descending process is characterized in that the length of the adjusting plate is slightly smaller than the interval between the two flange plates, the adjusting plate is a rectangular plate, two ends of the adjusting plate are provided with rotating shafts extending out of corresponding side flange plate slideways, and the diameter of the rotating shafts is smaller than that of the through holes.
The utility model has the advantages that:
1) The utility model utilizes the main and auxiliary cranes to simultaneously lift the reinforcement cage, greatly improves the lifting speed of the reinforcement cage, effectively avoids the risk of damage of the reinforcement cage, provides quality assurance for underground continuous wall construction, and has wide application prospect in underground structural engineering such as urban rail transit, underground business, civil buildings and the like;
2) The utility model can conveniently adjust the positions of the lifting reinforcement cages, reserves a coping scheme for the uncertainty of the positions of the collapse slot clamping cages possibly occurring at any time in the construction process, ensures the integrity of the reinforcement cages while improving the operation efficiency, and provides quality assurance for the construction of underground continuous walls.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a diagram of the operation of the present utility model.
Fig. 3 is a structural view of the bow shackle of the present utility model.
In the figure: 1. i-shaped steel frame; 2. a slideway; 3. a through hole; 4. a guide slide way; 5. an adjusting plate; 6. a hanging hole; 7. a rotating shaft; 8. a main crane; 9. a secondary crane; 10. a trough section; 11. a reinforcement cage; 12. a hanging beam; 13. a wire rope; 14. bow shackle; 14-1, an arcuate clasp; 14-2, shackle bolts; 14-3, a bolt and a nut.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
The auxiliary device comprises an I-shaped steel frame 1 welded and fixed with one side of the underground diaphragm wall reinforcement cage, a slide way 2 is arranged on the corresponding position of two flange plates of the I-shaped steel frame on the other side, a plurality of through holes 3 which are distributed at intervals are arranged on each flange plate, the through holes 3 are positioned on the outer side of the slide way 2 and communicated with a guide slide way 4 which is obliquely upwards, and the positions of the through holes on the flange plates on the two sides correspond to each other;
an adjusting plate 5 is slidably arranged in the slideway between the two side flange plates, and a plurality of hanging holes 6 which are distributed at intervals are arranged on the adjusting plate 5.
The slide way 2 is a longitudinal strip-shaped groove, and the strip-shaped groove penetrates through the flange plate.
The through holes 3 between each two side flange plates are equidistant, the distance between the through holes 3 is 100 cm-200 cm, and the aperture is 5 cm-8 cm.
The included angle between the guide slide way 4 and the horizontal plane is 45-65 degrees, and the width dimension of the guide slide way 4 gradually becomes smaller from the connecting part of the slide way 2 to the connecting part of the through hole 3.
The arc-shaped transition is formed at the joint between the lower edge of the guide slideway 4 and the slideway 2, and the lower edge of the guide slideway 4 is arched upwards.
The length of the adjusting plate 5 is slightly smaller than the distance between the two flange plates, the adjusting plate 5 is a rectangular plate, the two ends of the adjusting plate 5 are provided with rotating shafts 7 extending out of corresponding side flange plate slideways, and the diameter of the rotating shafts 7 is smaller than that of the through holes 2.
The end of the rotating shaft can be provided with an anti-falling structure, for example, the end of the rotating shaft is expanded to be spherical, so that the rotating shaft is prevented from falling off the slideway.
The utility model discloses a method for treating a slotter clamping cage in the process of lowering an underground diaphragm wall reinforcement cage, which specifically comprises the following steps:
Step one: manufacturing a reinforcement cage 11, welding an I-shaped steel frame 1 on one side of a reinforcement cage body, arranging a slideway 2 on a flange plate on one side of the I-shaped steel frame, which is not welded with the reinforcement cage body, arranging through holes 3 at equal intervals along the length direction of the reinforcement cage, and arranging a guide slideway 4 between the through holes 3 and the slideway 2;
Step two: two lifting devices, namely a main crane 9 and a secondary crane 8, are selected to lift the reinforcement cage, the reinforcement cage is lifted horizontally and separated from the ground, the reinforcement cage is slowly and stably in a vertical state, the secondary crane is removed, and the reinforcement cage is moved and adjusted to be placed in the excavated groove section 10 through the main crane;
Step three: in the process of entering the groove of the reinforcement cage, due to overlong groove entering time and slurry segregation, the soil body of the groove wall is locally bulged or collapsed, the auxiliary crane 8 is adopted to assist the main crane to lift the reinforcement cage, the lifting position of the auxiliary crane 8 is selected by the up-and-down movement of the adjusting plate 5 in the slideway 2, the included angle between the steel wire rope of the auxiliary crane and the reinforcement cage is ensured, the reinforcement cage is ensured to be lifted from the groove collapse clamping cage in the vertical direction, and the groove repairing is convenient;
step four: after finishing the repair of the groove, removing the soil slumping at the bottom of the groove, and lowering the reinforcement cage again.
Description: the auxiliary crane 8 assists the main crane 9 to lift the reinforcement cage, the auxiliary crane adopts a lifting assembly to adjust the adjusting plate to a proper position to cooperate with the main crane to lift the reinforcement cage, the lifting assembly comprises a lifting beam 12, a plurality of steel wire ropes 13 and a bow-type shackle 14, the upper ends of the plurality of steel wire ropes 13 are connected with the lifting beam, the other ends are connected with the bow-type shackle 14, and the bow-type shackle 14 is directly hung in a hanging hole 6 of the adjusting plate.
The auxiliary crane 8 and the main crane both adopt bow-shaped shackles, the bow-shaped shackles 14 are composed of bow-shaped buckles 14-1, shackles bolts 14-2 and bolt nuts 14-3, the bow-shaped shackles are simple and convenient to assemble and disassemble, the standard is uniform, the hoisting quality requirement is met, the auxiliary crane and the main crane can be recycled repeatedly, the construction cost is reduced, and the auxiliary crane has higher practical significance.
The auxiliary crane 8 and the main crane synchronously, slowly and stably hoist the reinforcement cage, after the reinforcement cage is lifted out of the groove section, the auxiliary crane 8 is removed, and the auxiliary crane 7 moves to the vicinity of the groove section to wait for entering the groove again;
The groove wall is trimmed by adopting the groove forming machine, the groove forming machine is moved to the groove section opening, and the protruding or collapse part of the soil body of the groove wall is trimmed, so that the verticality of the groove wall and the clear width of the groove hole are ensured.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The auxiliary device comprises an I-shaped steel frame welded and fixed with one side of the underground diaphragm wall reinforcement cage, slide ways are arranged on the corresponding positions of two flange plates of the I-shaped steel frame at the other side, a plurality of through holes which are distributed at intervals are arranged on each flange plate, the through holes are positioned at the outer side of the slide ways and communicated with the guide slide ways which are obliquely upwards, and the positions of the through holes on the flange plates at the two sides correspond to each other;
An adjusting plate is slidably arranged in the slideway between the two side flange plates, and a plurality of hanging holes which are distributed at intervals are formed in the adjusting plate.
2. The auxiliary device for preventing the groove from collapsing and clamping the underground diaphragm wall reinforcement cage in the descending process of the underground diaphragm wall reinforcement cage according to claim 1, wherein the slide way is a longitudinal strip-shaped groove, and the strip-shaped groove penetrates through the flange plate.
3. The auxiliary device for preventing the collapse of the groove and the clamping cage in the process of lowering the underground diaphragm wall reinforcement cage according to claim 1, wherein through holes between each two side flange plates are equidistant, the distance between the through holes is 100 cm-200 cm, and the aperture is 5 cm-8 cm.
4. The auxiliary device for preventing the collapse of the groove and the clamping cage in the process of lowering the reinforcement cage of the underground diaphragm wall according to claim 1, wherein an included angle between the guide slide rail and a horizontal plane is 45-65 degrees, and the width dimension of the guide slide rail from the slide rail connecting part to the through hole connecting part is gradually reduced.
5. The auxiliary device for preventing the collapse of the groove and the clamping cage in the process of lowering the underground diaphragm wall reinforcement cage according to claim 1 or 4, wherein the connection part between the lower edge of the guide slide rail and the slide rail is in arc transition, and the lower edge of the guide slide rail is arched upwards.
6. The auxiliary device for preventing the groove from collapsing and clamping the reinforcement cage of the underground diaphragm wall in the descending process of the reinforcement cage of the underground diaphragm wall according to claim 1, wherein the length of the adjusting plate is slightly smaller than the interval between the two flange plates, the adjusting plate is a rectangular plate, the two ends of the adjusting plate are provided with rotating shafts extending out of corresponding side flange plate slideways, and the diameter of the rotating shafts is smaller than the diameter of the through holes.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221297881U true CN221297881U (en) | 2024-07-09 |
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| GR01 | Patent grant |