CN220261418U - Prestressing solid square pile mould - Google Patents

Abstract

The utility model provides a prestress solid square pile ground mould which comprises a bearing plate, wherein tensioning longitudinal beams are fixedly arranged at the left end and the right end of the bearing plate, tensioning cross beams are arranged at the two ends of the tensioning longitudinal beams, and square pile mould cavities are formed between the tensioning longitudinal beams and partition plates and between two adjacent partition plates. The pile splicing device is arranged at two ends of the square pile die cavity, a first connecting groove and a second connecting groove are respectively formed in two opposite side faces of the pile splicing device, a first tensioning screw rod is clamped in the first connecting groove, the other end of the first tensioning screw rod penetrates through the tensioning beam in a threaded mode to be connected with a tensioning nut, a second tensioning screw rod is clamped in the second connecting groove, and a tensioning plate is fixedly arranged at the other end of the second tensioning screw rod. The pile splicing device has a simple structure, utilizes the pile splicing device convenient to disassemble, facilitates demoulding of the formed square pile, reduces the labor intensity of workers, ensures the production safety, improves the production efficiency, ensures that the formed prestressed square pile has enough tensile force, and can be widely applied to the technical field of precast concrete piles.

Description

Prestressing solid square pile mould

Technical Field

The utility model relates to the technical field of concrete precast piles, in particular to a prestressed solid square pile molding die.

Background

Compared with the prestressed PHC pipe pile, the prestressed square pile has the advantages of higher single pile bearing capacity, simple production process, more convenient transportation and the like.

The traditional movable square pile die is heavy, the assembly and disassembly are inconvenient, the safety of the hoisting die is not high in the production process, frequent maintenance is needed in the use process, a large amount of manpower and material resource waste is caused, and the produced square pile is difficult to demold, low in preparation efficiency and poor in appearance quality.

Disclosure of Invention

The utility model aims to solve the defects of the technology, and provides the square pile molding die which is convenient to assemble and disassemble and higher in safety, and the production efficiency of square piles is effectively improved.

The utility model provides a prestress solid square pile ground mould, which comprises a bearing plate, wherein tensioning longitudinal beams are fixedly arranged at the left end and the right end of the bearing plate, tensioning cross beams are arranged at the two ends of the tensioning longitudinal beams, a plurality of partition plates are arranged in a cavity formed between the tensioning longitudinal beams and the tensioning cross beams, and square pile mould cavities are formed between the tensioning longitudinal beams and the partition plates and between two adjacent partition plates. The pile splicing device is of a frame structure with an opening at the upper end, a first connecting groove and a second connecting groove are respectively formed in two opposite side surfaces of the pile splicing device, a first tensioning screw rod is clamped in the first connecting groove, a tensioning nut is connected with the other end of the first tensioning screw rod in a threaded manner through a tensioning beam in a threaded manner, a second tensioning screw rod is clamped in the second connecting groove, and a tensioning plate is fixedly arranged at the other end of the second tensioning screw rod.

Preferably, the middle part of the square pile die cavity is also provided with a pile splicing device, both ends of the pile splicing device are respectively provided with a third tensioning screw rod in a clamping way, and the other end of the third tensioning screw rod is fixedly provided with a tensioning plate.

Preferably, the tensioning plate is provided with end plates by screw connections.

Preferably, the top of the pile extension device is provided with a lifting lug.

The utility model provides a prestress solid square pile molding, which has the following beneficial effects:

the pile splicing device has a simple structure, utilizes the pile splicing device convenient to disassemble, enables the formed square pile to be convenient to demold, has good appearance quality, reduces labor intensity of workers, ensures production safety, improves production efficiency, can ensure that the formed prestressed square pile has enough tensile force, and can be widely applied to the technical field of concrete precast piles.

Drawings

FIG. 1 is a schematic structural view of embodiment 1 of the present utility model;

FIG. 2 is an enlarged schematic view of the portion A in FIG. 1;

FIG. 3 is a schematic view of the construction of the pile driver side;

fig. 4 is a schematic structural view of embodiment 2 of the present utility model.

The marks in the figure: 1. the pile comprises a tensioning longitudinal beam, a tensioning cross beam, a first tensioning screw, a tensioning nut, a pile connector, a first connecting groove, a square pile, a second tensioning screw, a tensioning plate, a partition plate, a third tensioning screw and an end plate.

Detailed Description

The utility model will be further described with reference to the drawings and specific examples to aid in understanding the context of the utility model. The method used in the utility model is a conventional method unless specified otherwise; the raw materials and devices used, unless otherwise specified, are all conventional commercial products.

Example 1

As shown in fig. 1-3, the utility model provides a prestressed solid square pile molding machine, which comprises a bearing plate arranged on the ground, wherein tensioning longitudinal beams 1 are fixedly arranged at the left end and the right end of the bearing plate, tensioning transverse beams 2 are arranged at the two ends of the tensioning longitudinal beams 1, a plurality of partition plates 9 can be arranged in a cavity formed between the tensioning longitudinal beams 1 and the tensioning transverse beams 2 at intervals according to the size of a molded square pile 6, a square pile mold cavity is formed between the tensioning longitudinal beams 1 and the partition plates 9 and between two adjacent partition plates 9, and the square pile mold cavity is used for pouring concrete square piles 6.

Pile extension devices 5 are further arranged at two ends of the square pile die cavity, the pile extension devices 5 are used for being connected with a formed square pile, prestress is applied to the square pile, and demoulding of the square pile is facilitated. Specifically, the pile extension device 5 is a frame structure with an opening at the upper end, and is formed by welding a 20mm rear hot plate, and the welding seam is required to be fully welded and the flaw detection inside is not damaged. The top of pile extension device 5 is equipped with the convenient transport of lug and dismantles, and first spread groove 51 and second spread groove have been seted up respectively to two sides that pile extension device 5 is relative, and the card is equipped with first stretch-draw screw 3 in the first spread groove 51, and pile extension device 5 is inside to the card of first stretch-draw screw 3's head one end, and stretch-draw beam 2 threaded connection has stretch-draw nut 4 is run through to the other end of first stretch-draw screw 3, and stretch-draw nut 4 locates stretch-draw beam 2's outside. The second connecting groove is internally provided with a second tensioning screw rod 7 in a clamping manner, one end of the head of the second tensioning screw rod 7 is also clamped in the pile splicing device 5, the other end of the second tensioning screw rod 7 is fixedly provided with a tensioning plate 8, and the tensioning plate 8 is connected with an end plate 11 through a screw.

The working process of the embodiment is as follows:

hoisting the cast square pile into a square pile die cavity after the steel reinforcement cage is assembled, installing pile splicing devices 5 at two ends of the square pile die cavity, and fixing an end plate 11 with one end of the steel reinforcement cage. The lemon tension nut 4 enables the first tension screw rod 3 to move to the outer side of the square pile die cavity, the first tension screw rod 3 applies tension force to the pile splicing device 5, the tension force is conducted to the tension plate 8 through the second tension screw rod 7, and then the tension force is transmitted to the end plate 11 and the reinforcement cage through the tension plate 8, so that the formed prestress square pile 6 is guaranteed to have enough tension force.

After tensioning, concrete is poured in the square pile die cavity, a steam pipeline is buried at the bottom of the bearing plate, and enough temperature is provided in the curing process. After maintenance is finished, the tensioning nut 4 is removed, the pile extension device 5 and the tensioning plate 8 are removed, at the moment, the end plate 11 and the formed square pile 6 are fixed together, and the formed square pile 6 is lifted and demoulded. Thus, the production of a complete square pile 6 is completed.

The square pile demoulding is simpler and more convenient by the arrangement, the heavy tensioning beam 2 is not required to be lifted and dismantled, the labor intensity of workers is reduced, the production safety is ensured, and the production efficiency is improved.

Example 2

As shown in fig. 4, the difference between the present embodiment and embodiment 1 is that the pile extension device 5 is also disposed in the middle of the square pile mold cavity, the two ends of the pile extension device 5 are both clamped with the third tensioning screw 10, the other end of the third tensioning screw 10 is fixedly provided with the tensioning plate 8, and the tensioning plate 8 is connected with the end plate 11 through a screw. The setting can be according to the actual conditions with square stake die cavity divide into several parts, makes the square stake 6 of different length simultaneously, avoids the reopening the mould, has reduced the manufacturing cost of product.

The pile splicing device is simple in structure, and the pile splicing device 5 convenient to detach is utilized, so that the formed square pile 6 is convenient to demold, good in appearance quality, low in labor intensity of workers, safe in production, high in production efficiency, capable of guaranteeing sufficient tensile force of the formed prestressed square pile, and capable of being widely applied to the technical field of precast concrete piles.

In the description of the present utility model, it should be understood that the terms "left", "right", "upper", "lower", "top", "bottom", "front", "rear", "inner", "outer", "back", "middle", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must be provided with specific orientations, be configured and operated in specific orientations, and thus are not to be construed as limiting the present utility model.

However, the foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, so that the substitution of equivalent elements or equivalent variations and modifications within the scope of the utility model are intended to fall within the scope of the claims.

Claims (4)

1. The utility model provides a prestressing force solid square pile ground mould, its characterized in that includes the loading board, the both ends have set firmly the stretch-draw longeron about the loading board, the both ends of stretch-draw longeron are equipped with the stretch-draw crossbeam, the stretch-draw longeron with be equipped with the several baffle in the cavity that forms between the stretch-draw crossbeam, the stretch-draw longeron with form square pile die cavity between the baffle and between two adjacent baffles, the both ends of square pile die cavity are equipped with the pile extension ware, the pile extension ware is upper end open-ended frame structure, first spread groove and second spread groove have been seted up respectively to the opposite both sides of pile extension ware, first spread groove intussuseption is blocked and is equipped with first stretch-draw screw, the other end of first stretch-draw screw runs through crossbeam threaded connection has stretch-draw nut, second spread groove intussuseption is blocked and is equipped with the second stretch-draw screw, the other end of second stretch-draw screw has set with the stretch-draw plate.

2. The prestressed solid square pile ground die according to claim 1, wherein a pile extension device is also arranged in the middle of the square pile die cavity, a third tensioning screw rod is clamped at two ends of the pile extension device, and a tensioning plate is fixedly arranged at the other end of the third tensioning screw rod.

3. A prestressed solid square pile die according to any of claims 1 or 2, characterized in that the tension plates are provided with end plates by means of screw connections.

4. A prestressed solid square pile die according to claim 3, wherein the top of said pile extension is provided with lifting lugs.