CN218614672U - Prefabricated reinforced concrete road bed cable duct form removal device - Google Patents

Abstract

The utility model discloses a prefabricated reinforced concrete roadbed cable duct stripping device, which comprises a horizontally arranged stripping frame, wherein the shape profile of the stripping frame is matched with a mould port and is abutted with the edge of the mould port; the shape and the outline of a demoulding notch in the demoulding frame are matched with those of the cable groove; the bottom surface of the form removing frame is fixedly provided with a ground support leg for supporting the form removing frame, the ground support leg is positioned at the central position of the bottom surface of the edge of the form removing frame, and the top surface of the form removing frame is symmetrically provided with two operating handrails for pushing the form removing frame to reciprocate around the ground support leg; the scheme can accelerate the mould removing speed and improve the working efficiency; the mould is prevented from being knocked by a leather hammer, so that the mould is not damaged; the device is simple to operate, the same work is completed, and the labor intensity of workers is reduced.

Description

Prefabricated reinforced concrete road bed cable duct form removal device

Technical Field

The utility model relates to a construction technical field, concretely relates to prefabricated reinforced concrete roadbed cable duct form removal device.

Background

At present, according to the requirements of standardized operation of railway engineering, small concrete components of roadbeds and bridges in the railway engineering are all constructed by adopting a construction process of factory centralized prefabrication and field installation, so that the construction quality can be further ensured, and meanwhile, the construction efficiency is greatly improved. The prefabricated reinforced concrete roadbed cable trough adopts a plastic shaping mold during production in a processing field, and the construction process comprises the steps of manufacturing and installing reinforcing steel bars on site, pouring concrete and dismantling the mold after curing is finished.

The existing mould dismantling method for the cable duct of the prefabricated reinforced concrete roadbed comprises two methods, namely: and (3) after the concrete curing is finished, inverting the cable trough without demolding (the bottom surface of the cable trough is in contact with the ground), and then uniformly and repeatedly knocking the mold by using a leather hammer until the mold is loosened, and upwards removing the mold. The second method comprises the following steps: 2 steel bar hoisting rings are pre-buried on the surface (bottom of a cable groove) of concrete before the concrete is poured, after the concrete is cured, an electric winch is adopted to hoist the cable groove which is not demoulded, then a rubber hammer is used to uniformly and repeatedly knock the mould until the mould is loosened, and the mould is downwards removed.

The existing method for dismantling the mould of the cable duct of the prefabricated reinforced concrete roadbed mainly has the following defects: firstly, a method of knocking a mould by a skin hammer is adopted for mould removal, so that the mould removal speed is low, the time consumption is long, and the construction efficiency is low; and secondly, a method for stripping the mold by knocking the mold by a leather hammer is adopted, the knocking force of the leather hammer is controlled by a worker during the mold stripping, the demolding speed is slow when the knocking is light, and the plastic mold is easy to damage when the knocking is heavy.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art, and provides a prefabricated reinforced concrete roadbed cable duct form removing device which can accelerate the form removing speed and improve the working efficiency; the mould is prevented from being knocked by a leather hammer, so that the mould is not damaged; the device is simple to operate, the same work is completed, and the labor intensity of workers is reduced.

The technical scheme of the utility model is that:

the prefabricated reinforced concrete roadbed cable duct stripping device is characterized by comprising a horizontally arranged stripping frame, wherein the shape and contour of the stripping frame are matched with a mould port and are abutted against the edge of the mould port; the shape and the outline of a demoulding notch in the demoulding frame are matched with the cable groove; the bottom surface of the form removing frame is fixedly provided with a ground support leg for supporting the form removing frame, the ground support leg is positioned at the center of the bottom surface of the edge of the form removing frame, and the top surface of the form removing frame is symmetrically provided with two operating handrails for pushing the form removing frame to reciprocate around the ground support leg.

Preferably, the form removal frame comprises a plurality of angle steels which are sequentially connected end to end, and the form removal frame is of a rectangular structure; the opening of the angle steel faces upwards, one side of the angle steel is horizontal, the other side of the angle steel is vertical, and the horizontal side of the angle steel is abutted to the edge of the port of the die.

Preferably, the ground support leg is of a semicircular structure, and the arc surface of the ground support leg is in contact with the ground; and two ground support legs are arranged and are respectively fixed at the central positions of the bottom surfaces of the side frames at the two sides of the form removal frame.

Preferably, two operation handrails are symmetrically arranged, and the two operation handrails are respectively fixed on the top surfaces of the other two side frames of the form removal frame; an included angle alpha is formed between the operation handrail and the form removal frame, and the included angle alpha is 120 degrees.

The utility model has the advantages that:

the utility model provides a prefabricated reinforced concrete roadbed cable duct stripping device, workman's easy operation, can provide very strong vibrations impact force with the help of this device, faster than traditional stripping method, improve work efficiency; the mould is prevented from being knocked by a leather hammer, so that the mould is not damaged, and the effect of protecting the mould is achieved; use this device easy operation, labour saving and time saving accomplishes same work, workman intensity of labour reduces, and work efficiency is high.

Drawings

Fig. 1 is a top view of the prefabricated reinforced concrete roadbed cable duct stripping device provided by the utility model;

FIG. 2 isbase:Sub>A schematic view of the cross-sectional structure taken along the line A-A in FIG. 1;

FIG. 3 is a schematic view of the cross-sectional structure along the direction B-B in FIG. 1;

FIG. 4 is a schematic view showing a first usage state of the form removing device of the present invention;

FIG. 5 is a schematic view showing a second usage state of the form removing device of the present invention;

FIG. 6 is a third schematic view of the mold removing device of the present invention in a use state;

FIG. 7 is a fourth schematic view of the mold removing device of the present invention in a use state;

in the figure, 1, a stripping frame; 2. a demolding notch; 3. operating the armrest; 4. a ground support leg.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects of the present invention to be solved clearer, the present invention is further explained with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.

It is to be understood that the terms "horizontal, vertical, top, bottom, side, above, below" and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular orientation, and are therefore not to be construed as limiting the present invention.

Referring to fig. 1 to 7, the utility model provides a prefabricated reinforced concrete roadbed cable duct stripping device, which comprises a horizontally arranged stripping frame 1, wherein the outline of the stripping frame 1 is matched with the outline of a mould grouting port, and the outline of the stripping frame 1 is mutually abutted with the edge of the mould grouting port, so that a mould is reversely buckled on the stripping frame 1; in addition, the shape and the outline of the demoulding notch 2 in the form removal frame 1 are matched with the cable trough after slip casting, so that the cable trough can pass through the demoulding notch 2 and then fall onto the ground; in addition, a ground support leg 4 for supporting the stripping frame 1 is fixed on the bottom surface of the stripping frame 1, and the ground support leg 4 is positioned at the central position of the bottom surface of the edge of the stripping frame 1, so that the stripping frame 1 can swing and rotate around the ground support leg 4; it should be noted that, two operation handrails 3 are symmetrically arranged on the top surface of the form removal frame 1, the worker applies an acting force to the form removal frame 1 through the operation handrails 3, so that the form removal frame 1 can swing and rotate around the bottom surface support legs 4 in a reciprocating manner under the supporting action of the ground support legs 4, the form removal frame 1 is in contact with the ground to collide with the ground, through the reciprocating collision between the form removal frame 1 and the bottom surface, the impact vibration force formed by the impact force loosens the cable trough and the mold, and breaks away from the mold under the action of the self gravity of the cable trough, and falls to the ground through the demolding notch 2.

Further, referring to fig. 1 to 3, in an embodiment of the present invention, the form removing frame 1 includes a plurality of angle steels fixedly connected end to end in sequence, so that the form removing frame 1 has a rectangular structure matched with the grouting port of the mold; the opening of the angle steel faces upwards, one side of the angle steel is horizontally arranged, the other side of the angle steel is vertically arranged, and the profile formed by the vertical side of the angle steel is matched with the profile of the mould grouting port, so that the mould grouting port can be placed into the mould removing frame 1, the edge end face of the mould grouting port is abutted against the horizontal side of the angle steel, the position of the mould is limited, and the shaking and deviation of the mould during demoulding are avoided; in addition, the profile formed between the horizontal edges of the angle steel is matched with the cable groove, so that the cable groove can fall to the ground after being demoulded.

Further, referring to fig. 1 to 3, in a specific embodiment of the present invention, two ground support legs 4 are provided and fixed at the center positions of the bottom surfaces of two symmetrical frames of the form removing frame 1, respectively, and the ground support legs 4 act as fulcrums to the form removing frame 1; in addition, in this embodiment, ground stabilizer blade 4 is semi-circular structure to the disc of ground stabilizer blade 4 contacts with ground, through setting ground stabilizer blade 4 to semi-circular structure, makes form removal frame 1 can be better more light rotate around ground stabilizer blade 4, alleviates artifical hard, improves work efficiency.

With further, refer to fig. 1 to 3, in the utility model discloses an in the embodiment, operation handrail 3 symmetry is provided with two to on having fixed the top surface of two other frames of braced frame 1 respectively, and the vertical slope setting of operation handrail 3, form contained angle alpha between operation handrail 3 and braced frame 1's the frame, in this embodiment, contained angle alpha's angle is 120, so that the staff operates, drives form removal frame 1 around the reciprocal swaying motion of ground stabilizer blade 4 through operation handrail 3.

The utility model discloses a working process and principle:

referring to fig. 4 to 7, the utility model discloses the form removal device is when using, with the mould back-off on form removal frame 1, make mould slip casting port edge and form removal frame 1 adaptation butt, two staff alone hand an operation handrail 3 afterwards, press in turn, use ground stabilizer blade 4 on the form removal frame 1 bottom surface as the fulcrum, adopt lever principle, make braced frame 1's both sides reciprocal lift and strike with ground, the impact vibrations power that the striking formed makes and produces between cable duct and the mould not hard up, and under the effect of cable duct self gravity, accomplish the drawing of patterns, and fall to ground through the drawing of patterns notch.

The foregoing description of the specific embodiments of the present invention has been presented for the purposes of illustration and description and is not intended to limit the invention to the precise form disclosed, and it is apparent that numerous changes and modifications may be made in the foregoing description, the examples having been selected and described to illustrate the specific principles and practical application of the invention, to thereby enable one skilled in the art to make and use the invention in various embodiments and with various modifications. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims (4)

1. The prefabricated reinforced concrete roadbed cable duct stripping device is characterized by comprising a horizontally arranged stripping frame (1), wherein the shape and contour of the stripping frame (1) are matched with a mould port and are abutted against the edge of the mould port; the shape and the outline of a demoulding notch (2) in the mould removing frame (1) are matched with those of a cable groove; the bottom surface of the form removing frame (1) is fixedly provided with a ground support leg (4) for supporting the form removing frame (1), the ground support leg (4) is positioned at the central position of the edge bottom surface of the form removing frame (1), and the top surface of the form removing frame (1) is provided with an operating handrail (3) for pushing the form removing frame (1) to reciprocate around the ground support leg (4).

2. The prefabricated reinforced concrete roadbed cable duct stripping device according to claim 1, wherein the stripping frame (1) comprises a plurality of angle steels which are sequentially connected end to end, and the stripping frame (1) is in a rectangular structure; the opening of the angle steel faces upwards, one side of the angle steel is horizontal, the other side of the angle steel is vertical, and the horizontal side of the angle steel is abutted to the edge of the port of the die.

3. The prefabricated reinforced concrete roadbed cable channel stripping device as claimed in claim 2, wherein the ground support legs (4) are of a semicircular structure, and arc surfaces of the ground support legs are in contact with the ground; and two ground support legs (4) are arranged and respectively fixed at the central positions of the bottom surfaces of the side frames at the two sides of the form removal frame (1).

4. The prefabricated reinforced concrete roadbed cable groove stripping device according to claim 3, wherein the number of the operating handrails (3) is two, and the two operating handrails (3) are respectively fixed on the top surfaces of the other two side frames of the stripping frame (1); an included angle alpha is formed between the operating handrail (3) and the form removal frame (1), and the included angle alpha is 120 degrees.

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