CN218880844U

CN218880844U - Recyclable guide wall template device for secant pile construction

Info

Publication number: CN218880844U
Application number: CN202222650559.1U
Authority: CN
Inventors: 沈道旭; 冯金; 吴万林; 刘灯明; 刘建宏; 许博浩; 文家连; 叶明鸽
Original assignee: China Tiesiju Civil Engineering Group Co Ltd CTCE Group; Fifth Engineering Co Ltd of CTCE Group
Current assignee: China Tiesiju Civil Engineering Group Co Ltd CTCE Group; Fifth Engineering Co Ltd of CTCE Group
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-04-18
Anticipated expiration: 2032-10-08

Abstract

The utility model discloses a recyclable guide wall template device for secant pile construction, which comprises a template component and a supporting structure for supporting the template component; the template assembly is formed by splicing a plurality of template units, each template unit comprises an arc-shaped body and clamping mechanisms fixed on two sides of the arc-shaped body, and the template units are clamped and connected with each other adjacently through the clamping structures; the supporting structure comprises a circular bottom plate, a turntable and a plurality of supporting rods, wherein the supporting rods can move towards the direction close to or far away from the center of the circular bottom plate. The utility model provides a lead in wall template device because the template unit is concatenation formula detachable connection structure, and template subassembly and bearing structure are mutually independent parts, in the use, can assemble or dismantle template device through adjusting the moving direction of bracing piece in the bearing structure, the efficiency of construction is high, can realize putting up fast and lead the wall template; in addition, the template device can be repeatedly used, and the construction cost can be reduced.

Description

Recyclable guide wall template device for secant pile construction

Technical Field

The utility model belongs to the technical field of the building pile, concretely relates to secant pile construction of circulated use is with leading wall template device.

Background

The secant pile is formed by embedding part of circumferences of adjacent concrete row piles, and arranging a reinforcement cage in the piles constructed in the subsequent sequence, so that an integral continuous waterproof and soil retaining enclosure structure with good seepage-proofing effect is formed.

The secant pile is a foundation pit support structure which forms mutual secant arrangement between piles. The arrangement mode of the piles is that one pile is not reinforced and adopts an ultra-retarding plain concrete pile (A pile) and a reinforced concrete pile (B pile) (the construction of a full casing drill) to be arranged at intervals. During construction, the pile A is constructed firstly, the pile B is constructed secondly, and the pile B is constructed after the concrete of the pile A is initially set and before final setting. The piles A and the piles B are all constructed by adopting a full casing drilling machine, and the concrete at the intersection part of the adjacent piles A is cut off, so that the occlusion is realized.

A guide wall needs to be constructed before the secant pile construction, and the guide wall has important influence on the quality and the efficiency of the secant pile construction. Due to the special shape and structure of the occlusive pile, the inner side of the guide wall is generally in an arc shape. At present, the secant pile guide wall template adopts a field building mode, so that the efficiency is low and the recovery and the utilization are difficult; in addition, the stability control difficulty of the template is high due to the arc-shaped structure of the guide wall, so that the construction cost is high, and the construction period, the quality and the construction progress are influenced.

Disclosure of Invention

The utility model aims at providing a but the interlock stake construction of recycling is with leading wall template device to the not enough of prior art, the purpose of the utility model is to provide a quick dismantlement and the reuse of wall template are led in the realization.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

a recyclable guide wall template device for secant pile construction comprises a template assembly and a supporting structure for supporting the template assembly; wherein:

the template component is formed by splicing a plurality of template units; the template units comprise arc-shaped bodies and clamping mechanisms fixed on two sides of the arc-shaped bodies, and the template units are clamped adjacent to each other through the clamping mechanisms to form detachable connection;

the supporting structure comprises a circular bottom plate, a turntable and a plurality of supporting rods, an arc-shaped supporting part is fixed at one end part of each supporting rod, and a limiting column is fixed on the top surface of the other end of each supporting rod; the turntable is arranged in the middle of the top surface of the circular bottom plate and is rotationally connected with the circular bottom plate; the supporting rods are arranged in a radiating manner along the radial direction of the circular bottom plate, a plurality of guide grooves matched with the supporting rods are formed in the circular bottom plate along the radial direction of the circular bottom plate, and the supporting rods are in sliding fit with the circular bottom plate through the guide grooves; the turntable is provided with an arc-shaped groove, the distances between the two ends of the arc-shaped groove and the center of the turntable are unequal, and the limiting column penetrates through the arc-shaped groove and is movably connected with the turntable; when the turntable rotates, the limiting columns are driven to move through the arc-shaped grooves, the distances between the two ends of the arc-shaped grooves and the center of the turntable are unequal, and meanwhile, under the guiding effect of the guide grooves, the supporting rods can move towards the direction close to or far away from the center of the circular bottom plate. When the supporting function of the supporting structure needs to be exerted, the supporting rod moves towards the direction far away from the center of the circular bottom plate, even if the supporting rod extends outwards and props against the template assembly, the supporting rod can support the template assembly through the arc-shaped supporting part of the supporting rod; when the formwork assembly needs to be disassembled when the wall guide construction is completed, the rotary table is rotated to enable the supporting rods to move towards the direction close to the center of the circular bottom plate, and even if the supporting rods shrink inwards, the supporting rods are separated from the formwork assembly, so that the formwork assembly and the supporting structure can be respectively recovered, and the supporting rods are transferred to the next construction station for reutilization.

According to the preferable technical scheme, the middle of the circular bottom plate protrudes upwards to form a connecting column, the middle of the rotary disc is provided with a connecting hole matched with the connecting column in size, and the rotary disc penetrates through the connecting column through the connecting hole. Further preferably, a bearing is installed in the connecting hole, the turntable is rotatably connected with the connecting column through the bearing, and the friction force generated by rotation can be reduced through rotation of the bearing.

Preferably, an external thread is formed on an outer peripheral side of an end portion of the connecting column, and a bolt is connected to the connecting column through the external thread. When the carousel passes through the spliced pole to be installed on the top surface of circular bottom plate, the bolt has the effect of restriction carousel position, prevents carousel and circular bottom plate separation.

According to a preferable technical scheme, the clamping structure comprises a C-shaped guide rail fixed on one side of the arc-shaped body and a circular guide pillar fixed on the other side of the arc-shaped body, and the outer diameter of the circular guide pillar is matched with the inner diameter of the C-shaped guide rail.

Preferably, gear teeth are formed on the outer periphery of the turntable; the circular bottom plate is provided with a gear, and the gear is in meshing transmission with the turntable; and a rotary handle is fixed on one side of the top surface of the gear. The gear is driven to rotate through the rotating handle, so that the rotation of the rotary disc is controlled, the operation is simple, and the adjustment is convenient.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a lead wall template device includes template component and the bearing structure who is used for supporting template component, because the template unit in the template component is concatenation formula detachable connection structure, and template component and bearing structure are mutually independent parts, in the use, can assemble or dismantle template device through adjusting the moving direction of bracing piece in the bearing structure, the efficiency of construction is high, can realize putting up the lead wall template fast; in addition, the template device can be repeatedly used, and the construction cost can be reduced.

Drawings

Fig. 1 is a schematic structural view of a guide wall template device provided by the present invention;

FIG. 2 is a top view of the template unit;

FIG. 3 is a top view of the support structure;

FIG. 4 is a top view of a circular base plate;

FIG. 5 is a side view of a circular base plate;

FIG. 6 is a top view of the turntable;

FIG. 7 is a top view of the support rod;

reference numerals: 1-template component, 11-arc body, 12-C guide rail, 13-round guide post, 2-support structure, 21-round bottom plate, 211-connecting post, 212-external thread, 213-bolt, 214-guide groove, 22-rotary disc, 221-connecting hole, 222-bearing, 223-arc groove, 23-support rod, 231-arc support part, 232-limit post, 24-gear, 25-rotary handle.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples. It should be noted that "fixedly connected," "mounted," "fixed," "connected" and the like in the present invention all mean that two components connected to each other are fixed together, and are generally fixed together by welding or screws. "slip fit," "rotationally coupled," and the like refer to two components being coupled together and capable of relative motion. It is to be understood that the terms "upper," "lower," "top," "bottom," "inner," "outer," and the like are used in the appended drawings to indicate orientations and positional relationships, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting.

Referring to fig. 1, a guide wall formwork apparatus for construction of a recyclable secant pile includes a formwork assembly 1 and a support structure 2 for supporting the formwork assembly; wherein:

referring to fig. 2, the formwork assembly 1 is formed by splicing a plurality of formwork units; the template units comprise an arc-shaped body 11 and clamping mechanisms fixed on two sides of the arc-shaped body, and the template units are mutually and adjacently clamped through the clamping mechanisms to form detachable connection; furthermore, the clamping structure comprises a C-shaped guide rail 12 fixed on one side of the arc-shaped body and a circular guide pillar 13 fixed on the other side of the arc-shaped body, and the outer diameter of the circular guide pillar 13 is matched with the inner diameter of the C-shaped guide rail 12. When the template is assembled, the first template unit is positioned, then the circular guide post of the second template unit penetrates into the C-shaped guide rail of the first template unit from top to bottom from the top beside the first template unit, the two template units can be spliced, and the subsequent assembly of other template units can be completed by repeating the operation. It should be noted that the C-shaped guide rail in the clamping structure can also be designed in other shapes, such as U-shape or square shape with opening. Correspondingly, the circular guide column is designed into a shape matched with the shape of the inner cavity of the guide rail, and the splicing of two adjacent template units can be realized. The internal diameter of arc body is the same with the diameter of the secant pile of treating the construction in the design drawing, can be according to the construction demand, and prefabrication is accomplished in advance.

Referring to fig. 3 to 7, the supporting structure 2 includes a circular bottom plate 21, a turntable 22 and a plurality of supporting rods 23, an arc-shaped supporting portion 231 is fixed at one end of each supporting rod 23, and a limiting post 232 is fixed on the top surface of the other end of each supporting rod; the middle part of the circular bottom plate 21 protrudes upwards to form a connecting column 211, the middle part of the rotary disc 22 is provided with a connecting hole 221 matched with the size of the connecting column, and the rotary disc penetrates through the connecting column through the connecting hole to be connected with the circular bottom plate in a rotating mode. In order to reduce the friction force during rotation, a bearing 222 is arranged in the connecting hole 221; further, an external thread 212 is formed on the outer peripheral side of the end portion of the connection column 211, the connection column is connected with a bolt 213 through the external thread, and when the rotary table 22 is mounted on the top surface of the circular base plate through the connection column, the bolt 213 has an effect of limiting the position of the rotary table 22, and prevents the rotary table 22 from being separated from the circular base plate 21. The support rods 23 are arranged in a divergent mode along the radial direction of the circular bottom plate, a plurality of guide grooves 214 matched with the support rods are formed in the circular bottom plate 21 along the radial direction of the circular bottom plate, and the support rods 23 are in sliding fit with the circular bottom plate through the guide grooves 214; the turntable 22 is provided with an arc-shaped groove 223, the distance between the two ends of the arc-shaped groove 223 and the center of the turntable is unequal, namely, the distance between one end of the arc-shaped groove 223 and the center of the turntable is closer, and the distance between the other end of the arc-shaped groove 223 and the center of the turntable is farther, and the distance between the two ends of the arc-shaped groove 223 and the center of the turntable is unequal, so that the relative position between the support rod and the turntable can be adjusted; the limiting column 232 penetrates through the arc-shaped groove 223 and is movably connected with the turntable 22; drive spacing post 232 activity through arc wall 223 when carousel 22 rotates, because the distance inequality at arc wall both ends distance carousel center, simultaneously under the guide effect of guide way 214, the bracing piece can move towards the direction that is close to or keeps away from circular bottom plate center, specifically is: when the limiting column 232 moves towards the end part of the arc-shaped groove close to the center of the turntable, the supporting rod 23 moves towards the direction close to the center of the circular bottom plate; when the limiting column 232 moves towards the end of the arc-shaped groove far away from the center of the turntable, the supporting rod 23 moves towards the direction far away from the center of the circular bottom plate. When the supporting function of the supporting structure needs to be exerted, the supporting rod moves towards the direction far away from the center of the circular bottom plate, even if the supporting rod extends outwards and props against the template assembly, the supporting rod can support the template assembly through the arc-shaped supporting part; when the formwork assembly needs to be disassembled when the wall guide construction is completed, the rotary table is rotated to enable the supporting rods to move towards the direction close to the center of the circular bottom plate, and even if the supporting rods shrink inwards, the supporting rods are separated from the formwork assembly, so that the formwork assembly and the supporting structure can be respectively recovered, and the supporting rods are transferred to the next construction station for reutilization.

In another embodiment, the turntable 22 may be designed to be of a similar construction to a gear, i.e. the outer periphery of the turntable has gear teeth; a gear 24 is arranged on the circular bottom plate, the gear 24 is in meshed transmission with the turntable 22, namely, the rotation of the turntable can be controlled by controlling the rotation of the gear; in order to apply external force to the gear, a rotating handle is fixed on one side of the top surface of the gear.

The utility model provides a method that template device leads wall construction is as follows: let the secant pile according to the drawing and lead wall location line, place the template unit and utilize latch mechanism to make two adjacent template unit connection as an organic wholes according to the location line, it is to be noted that, when utilizing this device to carry out the template equipment, the template unit on guide wall both sides is placed for synchronous symmetry, after the template unit on guide wall both sides is placed and is accomplished, place bearing structure between two relative template units, then adjust the gear among the bearing structure, drive the carousel and rotate and make the bracing piece move towards the direction of keeping away from circular bottom plate center, even the bracing piece outwards stretches out and withstands the template subassembly, bearing structure is developing the effect of stabilizing the template subassembly position this moment, can carry out work such as the pouring of relevant position guide wall concrete and construction this moment. When this section construction was accomplished and need be dismantled the template subassembly, rotate the carousel and drive the bracing piece and move towards the direction that is close to circular bottom plate center, even the bracing piece is to the internal contraction, bracing piece and template subassembly separation this moment can retrieve template subassembly and bearing structure respectively, shift to next construction station and use once more. The template device is utilized to carry out the secant pile guide wall construction, and has the advantages of simple process and high construction efficiency.

It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Claims

1. The utility model provides a wall template device is led with construction of interlock pile of circulated use which characterized in that: the template assembly supporting device comprises a template assembly and a supporting structure for supporting the template assembly; wherein:

the template component is formed by splicing a plurality of template units; the template units comprise arc-shaped bodies and clamping structures fixed on two sides of the arc-shaped bodies, and the template units are clamped adjacently through the clamping structures to form detachable connection;

the supporting structure comprises a circular bottom plate, a turntable and a plurality of supporting rods, an arc-shaped supporting part is fixed at one end part of each supporting rod, and a limiting column is fixed on the top surface of the other end of each supporting rod; the turntable is arranged in the middle of the top surface of the circular bottom plate and is rotationally connected with the circular bottom plate; the supporting rods are arranged in a radiating manner along the radial direction of the circular bottom plate, a plurality of guide grooves matched with the supporting rods are formed in the circular bottom plate along the radial direction of the circular bottom plate, and the supporting rods are in sliding fit with the circular bottom plate through the guide grooves; the turntable is provided with an arc-shaped groove, the distances between the two ends of the arc-shaped groove and the center of the turntable are unequal, and the limiting column penetrates through the arc-shaped groove and is movably connected with the turntable; when the turntable rotates, the limiting posts are driven to move through the arc-shaped grooves, and because the distances between the two ends of the arc-shaped grooves and the center of the turntable are unequal, the supporting rods can move towards the direction close to or far away from the center of the circular bottom plate under the guiding effect of the guide grooves.

2. The guide wall template device for construction of a recyclable occlusive pile as claimed in claim 1, wherein: the middle part of the circular bottom plate protrudes upwards to form a connecting column, the middle part of the rotary disc is provided with a connecting hole matched with the size of the connecting column, and the rotary disc penetrates through the connecting column through the connecting hole.

3. The guide wall template device for construction of a recyclable occlusive pile as claimed in claim 2, wherein: the bearing is installed in the connecting hole, and the rotary table is rotatably connected with the connecting column through the bearing.

4. The guide wall template device for construction of a recyclable occlusive pile as claimed in claim 2, wherein: and an external thread is formed on the outer periphery of the end part of the connecting column, and the connecting column is connected with a bolt through the external thread.

5. The guide wall formwork apparatus for construction of a recyclable occlusive pile according to any one of claims 1 to 4, wherein: the clamping structure comprises a C-shaped guide rail fixed on one side of the arc-shaped body and a circular guide pillar fixed on the other side of the arc-shaped body, and the outer diameter of the circular guide pillar is matched with the inner diameter of the C-shaped guide rail.

6. The guide wall template device for construction of a recyclable occlusive pile as claimed in claim 1, wherein: gear teeth are formed on the outer peripheral side of the rotary table; the circular bottom plate is provided with a gear, and the gear is in meshing transmission with the turntable; and a rotary handle is fixed on one side of the top surface of the gear.