CN220052215U - Quick-dismantling bottom die structure for prefabricated underground continuous wall - Google Patents
Quick-dismantling bottom die structure for prefabricated underground continuous wall Download PDFInfo
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- CN220052215U CN220052215U CN202321578122.XU CN202321578122U CN220052215U CN 220052215 U CN220052215 U CN 220052215U CN 202321578122 U CN202321578122 U CN 202321578122U CN 220052215 U CN220052215 U CN 220052215U
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- 239000004567 concrete Substances 0.000 claims abstract description 17
- 238000010276 construction Methods 0.000 claims description 16
- 238000009415 formwork Methods 0.000 claims 2
- 229910000831 Steel Inorganic materials 0.000 abstract description 12
- 239000010959 steel Substances 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 description 8
- 230000002349 favourable effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Abstract
The utility model discloses a quick-dismantling bottom die structure for prefabricated diaphragm walls, which comprises a support frame, a plurality of fixed bottom plates and a plurality of movable bottom plates, wherein the fixed bottom plates and the movable bottom plates are positioned on the support frame, and the fixed bottom plates and the movable bottom plates are spliced side by side to form a bottom die plate for pouring diaphragm wall modules; the movable bottom plates are connected to the upper end face of the support frame in a sliding mode, and when the diaphragm wall module reaches a concrete initial setting state, the movable bottom plates are pulled out from between the support frame and the diaphragm wall module. The utility model has the effects of reducing the consumption of the steel of the bottom die template and improving the utilization rate of the steel.
Description
Technical Field
The utility model relates to the field of diaphragm wall production, in particular to a quick-dismantling bottom die structure for prefabricating diaphragm walls.
Background
The underground connecting wall is also called as a diaphragm wall, is commonly used in underground space excavation construction, can block the interference of surrounding soil, and is an assembled diaphragm wall which is a reinforced concrete structure formed by assembling or connecting diaphragm wall modules.
At present, the production and manufacture of the diaphragm wall module need to utilize steel template pouring construction, a pouring cavity with an open upper end is formed by enclosing a bottom die, two side dies and two end dies, reinforcing steel bars are placed in the pouring cavity, concrete is poured, after the concrete reaches a certain strength, the horizontally placed diaphragm wall module is formed in the template, finally the template is removed, and the diaphragm wall module is hung to a construction site for assembly.
With respect to the related art in the above, the applicant believes that there are the following drawbacks: in the construction of an underground station, the total length of a construction area can reach hundreds of meters, tens of wall modules are required to be manufactured, then, a corresponding number of templates are required to be manufactured, and due to the large area of the bottom die, the steel consumption is large, the production cost is high, so that the steel consumption of the bottom die template is reduced, the steel utilization rate is improved, and improvement is still needed in the aspect.
Disclosure of Invention
In order to reduce the consumption of steel for the bottom die template and improve the utilization rate of the steel, the utility model provides a quick-dismantling bottom die structure for prefabricating a diaphragm wall.
The utility model provides a quick-dismantling bottom die structure for prefabricated underground continuous walls, which adopts the following technical scheme:
a quick-dismantling bottom die structure for prefabricating a diaphragm wall comprises a support frame, a plurality of fixed bottom plates and a plurality of movable bottom plates, wherein the fixed bottom plates and the movable bottom plates are positioned on the support frame, and the fixed bottom plates and the movable bottom plates are spliced side by side to form a bottom die plate for pouring the diaphragm wall module; the movable bottom plates are connected to the upper end face of the support frame in a sliding mode, and when the diaphragm wall module reaches a concrete initial setting state, the movable bottom plates are pulled out from between the support frame and the diaphragm wall module.
Through adopting above-mentioned technical scheme, split the die block board into a plurality of movable bottom plates and a plurality of PMKD to with the support frame is elevated, thereby conveniently when the diaphragm wall module concrete initial setting state, take out the construction position with partial bottom plate, need not to wait for the diaphragm wall module to accomplish the shaping, the concrete of initial setting state is softer, can not directly dismantle the mould and carry out handling to the diaphragm wall module, but need not complete die block board to support it this moment, consequently, through taking out partial bottom plate, stay the bottom plate at the support frame and continue to support the diaphragm wall module, with still wait the shaping in original construction position, and the bottom plate of taking out can directly use in the template assembly in next department construction position, be favorable to reducing template steel quantity, the utilization ratio of bottom plate has been improved, reducible template manufacturing cost.
Preferably, the fixed bottom plates and the movable bottom plates are distributed at intervals.
Through adopting above-mentioned technical scheme, after taking movable bottom plate interval out, the load of the concrete that is in the initial setting state evenly distributes to the bottom plate that remains not taken out yet, is favorable to reducing template steel quantity, when reducing template manufacturing cost, also can reduce the adverse effect to the concrete shaping.
Preferably, the upper end face of the supporting frame is provided with a sliding groove, the end opening of the sliding groove is arranged, the extending direction of the sliding groove is consistent with the sliding direction of the movable bottom plate, and the bottom of the movable bottom plate is provided with a sliding block which is in sliding connection with the sliding groove.
Through adopting above-mentioned technical scheme, the cooperation of spout and slider has played the guide effect at movable bottom plate extraction in-process to improve movable bottom plate's sliding stability, be favorable to reducing the damage to wall module bottom concrete even, reduce the influence to adjacent PMKD simultaneously.
Preferably, the quick-release bottom die structure further comprises a traction piece, wherein the traction piece is used for horizontally drawing out the movable bottom plate.
Through adopting above-mentioned technical scheme, traction element can be applied to the traction force of movable bottom plate horizontal direction, replaces other template stripping methods, is favorable to concrete and movable bottom plate to separate smoothly, reduces the bottom concrete and appears the defect condition.
Preferably, the end of the base plate is provided with a connecting ring for connection with the traction element.
By adopting the technical scheme, a force application point is provided for the traction piece, so that the movable bottom plate can be smoothly pulled out.
Preferably, the traction member comprises a winch, and a traction rope of the winch is connected with the connecting ring.
By adopting the technical scheme, the traction rope is wound under the drive of the winch so as to stably withdraw the movable bottom plate.
Preferably, the traction piece further comprises a supporting seat, the winch is arranged on the supporting seat, and when the traction rope of the winch pulls the movable bottom plate, the length direction of the traction rope is consistent with the sliding direction of the movable bottom plate.
Through adopting above-mentioned technical scheme, the supporting seat will hoist engine bed hedgehopping to make the haulage rope keep the level in the traction process, and the length direction of haulage rope is unanimous with movable bottom plate's slip direction, so that stably take out movable bottom plate.
Preferably, the support frame is provided with a plurality of limiting plates, a plurality of limiting plates and the open ends of spout all are located the same side of support frame, a plurality of limiting plates and a plurality of PMKD one-to-one, limiting plate upwards extend and limiting plate inboard and the tip butt of the PMKD that corresponds.
When the bottom plates are pulled out at intervals, the adjacent bottom plates are easy to take out, and the limiting plate plays a limiting role on the fixed bottom plates by adopting the technical scheme, so that the problem that the adjacent bottom plates are taken out is solved.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. the bottom template is split into a plurality of movable bottom plates and a plurality of fixed bottom plates, and the movable bottom plates and the fixed bottom plates are elevated by the supporting frames, so that when the concrete of the diaphragm wall module is in an initial setting state, part of the bottom plates are conveniently pulled away from the construction position, the diaphragm wall module is not required to be completely molded, the pulled-out bottom plates can be directly used in template assembly in the next construction position, the consumption of template steel is reduced, the utilization rate of the bottom plates is improved, and the production cost of the template can be reduced;
2. the fixed bottom plates and the movable bottom plates are distributed on the supporting frame at intervals, after the movable bottom plates are pulled out at intervals, the load of the concrete in the initial setting state is uniformly dispersed to the bottom plates which are not pulled out yet, so that the consumption of template steel is reduced, the production cost of the template is reduced, and meanwhile, the adverse effect on the concrete molding can be reduced.
Drawings
Fig. 1 is a schematic view of a quick-release bottom die structure for prefabricating a wall in a state where a wall module is not yet poured in the quick-release bottom die structure.
Fig. 2 is a schematic view of a state of a quick-release bottom die structure for prefabricating a diaphragm wall after pouring a diaphragm wall module according to an embodiment of the present utility model.
Fig. 3 is a schematic view of a vertical explosion between a movable bottom plate and a supporting frame in a quick-release bottom mold structure for prefabricating a diaphragm wall according to an embodiment of the present utility model.
Reference numerals illustrate: 1. a support frame; 11. a limiting plate; 12. a chute; 2. a fixed bottom plate; 3. a movable bottom plate; 31. a connecting ring; 32. a slide block; 4. a side mold; 5. end molding; 6. pouring the cavity; 7. a wall module; 8. a traction member; 81. a hoist 811, a traction rope; 82. and a supporting seat.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-3.
The embodiment of the utility model discloses a quick-release bottom die structure for prefabricating a diaphragm wall. Referring to fig. 1 and 2, a quick-dismantling bottom die structure for prefabricating a diaphragm wall comprises a support frame 1, a traction piece 8, a plurality of fixed bottom plates 2 and a plurality of movable bottom plates 3 which are positioned on the support frame 1. Wherein, a plurality of fixed bottom plates 2 and a plurality of movable bottom plates 3 are distributed at intervals and spliced side by side to form a bottom template for pouring the wall module 7. Wherein, the long side wall of movable bottom plate 3 and the lateral wall of fixed bottom plate 2 laminate each other, and fixed bottom plate 2 and movable bottom plate 3 all level place at support frame 1 upper surface. In this embodiment, the pouring of the wall module 7 is performed in the pouring cavity 6 formed by constructing two side molds 4, two end molds 5 and a bottom mold together, and it is emphasized that the end molds 5 are abutted against the upper surface of the bottom mold, so as to improve the problem that the end molds 5 affect the horizontal sliding of the movable bottom plate 3.
In this embodiment, referring to fig. 1 and 3, a plurality of sliding grooves 12 are provided on the upper end surface of the supporting frame 1, and the sliding grooves 12 are in one-to-one correspondence with the sliding bottom plates. The chute 12 extends in the width direction of the support frame 1, and one end of the chute 12 is provided with an opening. The lower end surfaces of the movable bottom plates 3 are respectively fixed with a sliding block 32, and the sliding blocks 32 of the movable bottom plates 3 are respectively and slidably connected in the corresponding sliding grooves 12. The movable bottom plates 3 are slidably connected to the upper end face of the support frame 1, and the length direction of the sliding grooves 12 is consistent with the length direction of the movable bottom plates 3, so that when the diaphragm wall module 7 reaches a concrete initial setting state, the movable bottom plates 3 are pulled out from between the support frame 1 and the diaphragm wall module 7.
In addition, a plurality of limiting plates 11 are fixed on one side of the supporting frame 1, the opening ends of the limiting plates 11 and the sliding grooves 12 are located on the same side of the supporting frame 1, the limiting plates 11 are in one-to-one correspondence with the fixing bottom plates 2, the limiting plates 11 extend upwards, and the inner sides of the limiting plates 11 are in butt joint with the corresponding end parts of the fixing bottom plates 2. The limiting plate 11 plays a limiting role on the fixed bottom plate 2, and is beneficial to solving the problem that the adjacent bottom plate is carried out.
The number of the traction pieces 8 is consistent with that of the movable bottom plates 3, and a plurality of traction pieces 8 are in one-to-one correspondence with a plurality of movable bottom plates 3. The traction member 8 comprises a winch 81 and a supporting seat 82, wherein the winch 81 is arranged on the supporting seat 82 to lift the winch 81 up, in addition, a connecting ring 31 is fixed at the end part of the movable bottom plate 3, and the connecting ring 31 is arranged for connecting traction ropes 811 of the corresponding winch 81. The pulling rope 811 of the hoist 81 pulls the movable floor 3 in the horizontal direction, and the length direction of the pulling rope 811 matches the sliding direction of the movable floor 3.
The implementation principle of the quick-release bottom die structure for the prefabricated underground continuous wall provided by the embodiment of the utility model is as follows:
s1: at the construction position, a supporting frame 1 and a supporting seat 82 are built, and a plurality of movable bottom plates 3 and fixed bottom plates 2 are horizontally spliced on the supporting frame 1 to form a complete bottom template. And then the side mould 4 and the end mould 5 are arranged around the periphery of the bottom mould plate so as to form a pouring cavity 6 of the wall-connected module 7.
S2: at the initial setting of the concrete in the casting cavity 6, the traction rope 811 of the hoist 81 and the connection ring 31 of the movable floor 3 are connected. The movable bottom plate 3 is horizontally pulled away from the supporting frame 1 in an interval pulling-out mode, namely, the movable bottom plate 3 is slowly pulled out along the horizontal direction by starting the winch 81, in the horizontal pulling-out process of the movable bottom plate 3, the pulled-out movable bottom plate 3 can be supported by carrying equipment such as a movable trolley and the like, and the movable bottom plate 3 is transported to the next construction position for template assembly.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. A quick detach die block structure for prefabricating even wall, its characterized in that: the floor formwork comprises a support frame (1), a plurality of fixed bottom plates (2) and a plurality of movable bottom plates (3) which are positioned on the support frame (1), wherein the fixed bottom plates (2) and the movable bottom plates (3) are spliced side by side to form a floor formwork for pouring a ground connecting wall module (7); the movable bottom plates (3) are slidably connected to the upper end face of the support frame (1) so that when the diaphragm wall module (7) reaches a concrete initial setting state, the movable bottom plates (3) are pulled out from between the support frame (1) and the diaphragm wall module (7).
2. A quick release form construction for prefabricated wall structures as claimed in claim 1 wherein: the fixed bottom plates (2) and the movable bottom plates (3) are distributed at intervals.
3. A quick release form construction for prefabricated wall structures as claimed in claim 1 wherein: the sliding chute (12) is formed in the upper end face of the supporting frame (1), an opening is formed in the end portion of the sliding chute (12), the extending direction of the sliding chute (12) is consistent with the sliding direction of the movable bottom plate (3), a sliding block (32) is arranged at the bottom of the movable bottom plate (3), and the sliding block (32) is in sliding connection with the sliding chute (12).
4. A quick release form construction for prefabricated wall structures as claimed in claim 1 wherein: the quick-dismantling bottom die structure further comprises a traction piece (8), and the traction piece (8) is used for horizontally drawing out the movable bottom plate (3).
5. The quick release bottom mold structure for prefabricated wall-connected building of claim 4, wherein: the end of the base plate is provided with a connecting ring (31) for connecting with the traction piece (8).
6. The quick release bottom mold structure for prefabricated underground diaphragm walls of claim 5, wherein: the traction piece (8) comprises a winch (81), and a traction rope (811) of the winch (81) is connected with the connecting ring (31).
7. The quick release bottom mold structure for prefabricated underground diaphragm walls of claim 6, wherein: the traction piece (8) further comprises a supporting seat (82), the winch (81) is arranged on the supporting seat (82), and when the traction rope (811) of the winch (81) pulls the movable bottom plate (3), the length direction of the traction rope (811) is consistent with the sliding direction of the movable bottom plate (3).
8. A quick release form construction for prefabricated wall structures as claimed in claim 3 wherein: the support frame (1) is provided with a plurality of limiting plates (11), a plurality of limiting plates (11) and the open end of spout (12) all are located the same side of support frame (1), a plurality of limiting plates (11) and a plurality of fixed bottom plate (2) one-to-one, limiting plates (11) upwards extend and limiting plates (11) inboard and the tip butt of corresponding fixed bottom plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321578122.XU CN220052215U (en) | 2023-06-19 | 2023-06-19 | Quick-dismantling bottom die structure for prefabricated underground continuous wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321578122.XU CN220052215U (en) | 2023-06-19 | 2023-06-19 | Quick-dismantling bottom die structure for prefabricated underground continuous wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220052215U true CN220052215U (en) | 2023-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321578122.XU Active CN220052215U (en) | 2023-06-19 | 2023-06-19 | Quick-dismantling bottom die structure for prefabricated underground continuous wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220052215U (en) |
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2023
- 2023-06-19 CN CN202321578122.XU patent/CN220052215U/en active Active
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