CN219365419U - Novel form removal cutting-free water stop screw - Google Patents

Abstract

The utility model discloses a novel demolding cutting-free water stop screw rod, which belongs to the technical field of building construction tools and comprises a middle pull rod, wherein a water stop sheet is fixedly welded at the center of the middle pull rod, connecting seats are symmetrically welded at two ends of the middle pull rod, a connecting nut is arranged at the center of the connecting seat, the connecting nut is in threaded connection with a head, a torsion head is arranged at the end part of the head, a sealing mechanism for sealing a connecting hole is arranged between the connecting seat and the torsion head, the middle pull rod consists of two parallel screws, the two cross rods are symmetrically arranged at two sides of the connecting nut, the screws are provided with phi 14 and phi 16, the head is in a screw shape, the torsion head is in a screw shape, and the torsion head is in a screw shape; the die stripping device can complete die stripping without cutting the water stop screw, so that the die stripping efficiency is higher, and the noise pollution is reduced.

Description

Novel form removal cutting-free water stop screw

Technical Field

The utility model relates to the technical field of building construction tools, in particular to a novel demolding and cutting-free water stop screw.

Background

With the continuous progress and development of the building industry, the development of underground space is also an important development point of the building industry nowadays. Because of the problem of underground water in the underground space, a template reinforcing water stop screw is also produced accordingly.

As the application number 201520673672.9, the water-stop screw rod is continuously used for cutting the water-stop screw rod after cutting, and the waste of materials is reduced, but the water-stop screw rod is required to be cut during the form removal, so that the form removal efficiency is low, and larger noise pollution is generated.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide a novel die stripping cutting-free water stop screw rod, which can realize die stripping without cutting the water stop screw rod, so that the die stripping efficiency is higher, and meanwhile, the noise pollution is reduced.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a novel die stripping exempts from to cut stagnant water screw rod, includes well pull rod, well pull rod center fixed welding has the stagnant water piece, well pull rod both ends symmetrical welding has the connecting seat, the connecting seat center is provided with connecting nut, connecting nut threaded connection has the end, the end tip is provided with the wrench head, the connecting seat with be provided with between the wrench head and be used for carrying out the sealing mechanism of shutoff to the connecting hole.

Further, the middle pull rod consists of two parallel screws, the two screws are symmetrically arranged on two sides of the connecting nut, and the screws are provided with two specifications phi 14 and phi 16.

Further, the end head is arranged in a screw rod shape, and the torsion head is arranged in a nut shape.

Further, the sealing mechanism comprises an inner sealing sleeve sleeved on the outer surface of the connecting nut and an outer sealing gasket sleeved on the outer surface of the end head.

Furthermore, the inner sealing sleeve is of a conical cylindrical structure, and the diameter of one end, which is close to the connecting seat, is larger than that of the other end of the inner sealing sleeve.

Further, a butterfly buckle is further arranged between the connecting nut and the end, the center of the butterfly buckle is rotationally connected with a limit nut, and the limit nut is in threaded connection with the outer surface of the end.

Further, the inner surface of the limit nut is flush with the inner surface of the butterfly buckle, the outer diameter of the outer sealing gasket is the same as the outer diameter of the limit nut, and the thickness is 30mm.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) This scheme need not to carry out the cutting of end and demolish when the form removal, and the installation is demolishd simply for form removal efficiency is higher, noise pollution reduction simultaneously.

(2) The inner sealing sleeve, the outer sealing gasket, the butterfly buckle, the end head and the torsion head in the scheme can be recycled, so that the material is saved, and the waste is reduced.

(3) After the inner sealing sleeve is removed, the appearance holes are uniformly and attractive in shape, and the appearance quality of concrete is improved.

(4) The well pull rod and the end of this scheme are split type design, can reduce the probability of wall body infiltration, are provided with interior seal cover and the interior and exterior cooperation of outer sealing pad simultaneously, can reduce the probability of pouring in-process infiltration, have improved the reliability in use of the device.

Drawings

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

FIG. 2 is an exploded view of the present utility model;

FIG. 3 is a schematic diagram of a middle tie rod structure according to the present utility model;

FIG. 4 is a schematic cross-sectional view of the present utility model;

fig. 5 is a schematic view of the mounting structure of the present utility model.

The reference numerals in the figures illustrate:

1. a middle pull rod; 2. a connecting seat; 3. a connecting nut; 4. an inner sealing sleeve; 5. an outer gasket; 6. butterfly button; 7. an end head; 8. twisting the head; 9. a water stop sheet; 10. and a limit nut.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Example 1:

referring to fig. 1-5, a novel demolding cutting-free water stop screw rod comprises a middle pull rod 1, wherein a water stop sheet 9 is fixedly welded at the center of the middle pull rod 1, connecting seats 2 are symmetrically welded at two ends of the middle pull rod 1, connecting nuts 3 are arranged at the centers of the connecting seats 2, the connecting nuts 3 are in threaded connection with end heads 7, torsion heads 8 are arranged at the end parts of the end heads 7, and a sealing mechanism for sealing connecting holes is arranged between the connecting seats 2 and the torsion heads 8.

Referring to fig. 1, the middle pull rod 1 is composed of two parallel screws, the two screws are symmetrically arranged on two sides of the connecting nut 3, and meanwhile, the screws are provided with two specifications of phi 14 and phi 16, so that different specifications can be conveniently selected according to different requirements.

Referring to fig. 3, the end head 7 is provided in a screw shape, and the torsion head 8 is provided in a nut shape, so that the connection and the disconnection are convenient.

Referring to fig. 1 and 2, the sealing mechanism comprises an inner sealing sleeve 4 sleeved on the outer surface of the connecting nut 3 and an outer sealing gasket 5 sleeved on the outer surface of the end head 7.

Referring to fig. 1 and 2, the inner sealing sleeve 4 is in a conical cylindrical structure, and one end of the inner sealing sleeve, which is close to the connecting seat 2, is larger than the other end of the inner sealing sleeve, so that the inner sealing sleeve can be separated from a wall body when a mold is removed conveniently, and recovery is facilitated.

Referring to fig. 1 and 2, a butterfly buckle 6 is further arranged between the connecting nut 3 and the end head 7, meanwhile, a limit nut 10 is rotatably connected to the center of the butterfly buckle 6, the limit nut 10 is in threaded connection with the outer surface of the end head 7, and the butterfly buckle 6 can be pushed to abut against the die plate by rotating the limit nut 10 relative to the end head 7.

Referring to fig. 1 and 2, the inner surface of the limit nut 10 is flush with the inner surface of the butterfly button 6, the limit nut 10 can be used to tightly press the outer sealing pad 5, so that the outer end of the die connecting hole is sealed, and meanwhile, the outer diameter of the outer sealing pad 5 is the same as the outer diameter of the limit nut 10, and the thickness is 30mm, so that the sealing strength can be improved.

When in use: before the formwork is supported, two specifications phi 14 and phi 16 can be selected according to the need, the underground wall formwork is supported, a main secondary keel is placed, meanwhile, a middle pull rod 1 is positioned, an inner sealing sleeve 4 is connected to the surface of a connecting nut 3 in series, meanwhile, a butterfly buckle 6 is connected to the outer surface of an end 7 through a limit nut 10 in a threaded manner, an outer sealing gasket 5 is sleeved on the outer surface of the end 7 and is attached to the side surface of the limit nut 10, the end part of the end 7 passes through a template mounting hole and is connected to the inside of the connecting nut 3 in a threaded manner, the fixed length is screwed into the connecting nut 3, the limiting nut 10 is rotated relative to the end 7 through a tool, the distance between the butterfly buckle 6 and the template is tightened through the limiting nut 10, the template is further tightened and supported, meanwhile, the inner sealing sleeve 4 and the outer sealing gasket 5 are attached to the connecting hole and are blocked, and the situation of water seepage is avoided;

secondly, when the die is disassembled, the end head 7 is only required to be screwed out from the inside of the connecting nut 3, the outer sealing gasket 5 and the butterfly buckle 6 are simultaneously disassembled, the inner sealing sleeve 4 is pulled out after the die plate is disassembled, cutting is not required, and the inner sealing sleeve 4, the outer sealing gasket 5, the butterfly buckle 6, the end head 7 and the torsion head 8 can be recycled and reused, so that the die disassembling efficiency is high, and the waste of materials is reduced.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims (3)

1. Novel die stripping cutting-free water stop screw rod comprises a middle pull rod (1), and is characterized in that: the utility model provides a butterfly nut sealing device, including well pull rod (1) center fixed welding has sealing up piece (9), well pull rod (1) both ends symmetry welding has connecting seat (2), connecting seat (2) center is provided with connecting nut (3), connecting nut (3) threaded connection has end (7), end (7) tip is provided with twists head (8), connecting seat (2) with be provided with the sealing mechanism who is used for carrying out shutoff to the connecting hole between twists head (8), sealing mechanism including cup joint in connecting nut (3) inner seal cover (4) of surface and cup joint in outer sealing up pad (5) of end (7) surface, inner seal cover (4) are toper tubular structure, and are close to connecting seat (2) one end diameter is greater than its other end diameter, connecting nut (3) with still be provided with between end (7) and detain (6), butterfly nut (6) center rotation is connected with spacing nut (10), spacing nut (10) threaded connection in end (7) surface, butterfly nut (10) inner seal up the external diameter of butterfly nut (6) is big with spacing outer diameter (5).

2. The novel demolding and cutting-free water stop screw as claimed in claim 1, wherein: the middle pull rod (1) consists of two parallel screws, and the two screws are symmetrically arranged at two sides of the connecting nut (3).

3. The novel demolding and cutting-free water stop screw as claimed in claim 1, wherein: the end head (7) is arranged in a screw shape, and the torsion head (8) is arranged in a nut shape.