CN219599879U - Novel concrete hollow superstructure core mould is fixed device - Google Patents

Abstract

The utility model discloses a novel concrete hollow floor core die fixing device which comprises a base, wherein a lifting plate is arranged in an inner cavity of the base, a trapezoid groove is formed in the bottom of the lifting plate, first screws are movably connected to the inner wall of the base, and opposite ends of the two first screws penetrate through the outer side of the base and are fixedly connected with a first hand wheel. According to the utility model, through the matched use of the base, the lifting plate, the trapezoid groove, the first screw, the first hand wheel, the first thread sleeve, the supporting rod, the extrusion wheel, the supporting column, the shell, the second screw, the second hand wheel, the second thread sleeve and the clamping plate, the problems that in the existing core mould processing method, the core mould is usually connected to a concrete reinforcing steel bar through a steel wire, the reinforcing steel bar or the binding wire is left at the bottom of a floor after the template is removed, the cutting needs to be carried out, the operation is complicated, the height of the core mould cannot be adjusted, and the gravity center of the poured concrete is deviated, so that the actual use requirement cannot be met are solved.

Description

Novel concrete hollow superstructure core mould is fixed device

Technical Field

The utility model relates to the technical field of concrete member pouring, in particular to a novel concrete hollow floor core die fixing device.

Background

In the building construction process, especially when pouring precast blocks such as bridge box girders and hollow slabs, a polystyrene foam template is often used, because the polystyrene core mould has light weight and large buoyancy in concrete, before the concrete is not solidified, the core mould floats upwards objectively, effective measures are required to be taken to ensure that the position of the core mould cannot be changed, otherwise, the quality and structural safety of the concrete are influenced, and therefore, a fixing device is required to fix the core mould.

At present, a core mould is usually connected to a concrete reinforcing steel bar through a steel wire in a treatment method of the core mould, the reinforcing steel bar or binding wires are left at the bottom of a floor after the template is removed, the floor needs to be cut off, the operation is complicated, the height of the core mould cannot be adjusted, and the gravity center of the poured concrete is deviated, so that the actual use requirement cannot be met.

Disclosure of Invention

The utility model aims to provide a novel concrete hollow floor slab core die fixing device which has the advantage of convenience in use, and solves the problems that in the existing core die processing method, a core die is usually connected to a concrete reinforcing steel bar through a steel wire, the reinforcing steel bar or a binding wire is left at the bottom of a floor slab after a template is removed, the floor slab needs to be cut off, the operation is complicated, the height of the core die cannot be adjusted, and the gravity center of the poured concrete is deviated, so that the actual use requirement cannot be met.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a novel hollow superstructure core mould of concrete is fixed device, includes the base, the inner chamber of base is provided with the lifter plate, the dovetail groove has been seted up to the bottom of lifter plate, the first screw rod of inner wall swing joint of base, the opposite one end of two first screw rods all runs through to the outside of base and the first hand wheel of fixedly connected with, the surface threaded connection of first screw rod has first thread bush, the equal fixedly connected with branch in top of two first thread bushes, the one end that first thread bush was kept away from to branch runs through the inner chamber and swing joint of dovetail groove has the extrusion wheel, the top fixedly connected with pillar of lifter plate, the one end that the lifter plate was kept away from to the pillar runs through to the top of base and fixedly connected with casing, the bottom swing joint of casing inner chamber has the second screw rod, the top of second screw rod runs through to the top of casing and fixedly connected with second hand wheel, the equal threaded connection in top and bottom on second screw rod surface has the second thread bush, the equal fixedly connected with splint in one side that the second thread bush is relative, be provided with mounting panel between two splint, two mounting panel between the two mandrel fixedly connected with.

Preferably, the surface of the first screw rod is in threaded connection with a first locking nut on the outer side of the base, and the surface of the second screw rod is in threaded connection with a second locking nut on the top of the shell.

Preferably, the bottom of first thread bush fixedly connected with slider, the spout that cooperation slider used has been seted up to the bottom of base inner chamber.

Preferably, a limiting block is fixedly connected to one side, away from the clamping plate, of the second threaded sleeve, and a limiting groove matched with the limiting block for use is formed in the inner wall of the shell.

Preferably, the opposite sides of the shell are provided with first openings, and the top of the base is provided with second openings.

Preferably, the screw thread directions of the two sides of the surfaces of the first screw rod and the second screw rod are opposite, and the two sides of the lifting plate are both in sliding connection with the inner wall of the base.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the matched use of the base, the lifting plate, the trapezoid groove, the first screw, the first hand wheel, the first thread sleeve, the supporting rod, the extrusion wheel, the supporting column, the shell, the second screw, the second hand wheel, the second thread sleeve, the clamping plate, the mounting plate and the core mould body, the problem that the existing core mould processing method is generally that the core mould is connected to a concrete reinforcing steel bar through a steel wire, the reinforcing steel bar or the binding wire is left at the bottom of a floor after the template is removed, the cutting is needed, the operation is complicated, the height of the core mould cannot be adjusted, and the gravity center of the poured concrete is deviated, so that the actual use requirement cannot be met is solved.

2. According to the utility model, the first screw rod can be locked by arranging the first locking nut so as to avoid loosening of the first screw rod, the second screw rod can be locked by arranging the second locking nut so as to avoid loosening of the second screw rod, and the first thread bush can be limited by arranging the sliding block and the sliding chute so as to improve the stability of the first thread bush when moving, and the second thread bush can be limited by arranging the limiting block and the limiting groove so as to improve the stability of the second thread bush when moving.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the structure of the present utility model;

fig. 3 is an enlarged view of fig. 2 a in accordance with the present utility model.

In the figure: 1. a base; 2. a lifting plate; 3. a trapezoid groove; 4. a first screw; 5. a first hand wheel; 6. a first threaded sleeve; 7. a support rod; 8. a pressing wheel; 9. a support post; 10. a housing; 11. a second screw; 12. the second hand wheel; 13. a second threaded sleeve; 14. a clamping plate; 15. a mounting plate; 16. a core die body; 17. a first lock nut; 18. and a second lock nut.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a novel concrete hollow floor core mold fixing device comprises a base 1, wherein an inner cavity of the base 1 is provided with a lifting plate 2, a trapezoid groove 3 is formed at the bottom of the lifting plate 2, the inner wall of the base 1 is movably connected with a first screw 4, opposite ends of the two first screws 4 are penetrated to the outer side of the base 1 and fixedly connected with a first hand wheel 5, the surface of the first screw 4 is in threaded connection with a first thread bush 6, the tops of the two first thread bushes 6 are fixedly connected with a supporting rod 7, one end of the supporting rod 7 far away from the first thread bush 6 penetrates to the inner cavity of the trapezoid groove 3 and is movably connected with a pressing wheel 8, the top of the lifting plate 2 is fixedly connected with a supporting column 9, one end of the supporting column 9 far away from the lifting plate 2 penetrates to the top of the base 1 and is fixedly connected with a shell 10, the bottom of the inner cavity of the shell 10 is movably connected with a second screw 11, the top of the second screw 11 penetrates to the top of the shell 10 and is fixedly connected with a second hand wheel 12, the top and the bottom of the surface of the second screw 11 are both in threaded connection with a second thread sleeve 13, one side, opposite to the second thread sleeve 13, of each of the clamping plates 14 is fixedly connected with a clamping plate 14, a mounting plate 15 is arranged between the two clamping plates 14, a core mold body 16 is fixedly connected between the two mounting plates 15, the surface of the first screw 4 is in threaded connection with a first locking nut 17 on the outer side of the base 1, the surface of the second screw 11 is in threaded connection with a second locking nut 18 on the top of the shell 10, the bottom of the first thread sleeve 6 is fixedly connected with a sliding block, the bottom of an inner cavity of the base 1 is provided with a sliding groove matched with the sliding block, one side, opposite to the side, away from the clamping plate 14, of the second thread sleeve 13 is fixedly connected with a limiting block, the inner wall of the shell 10 is provided with a limiting groove matched with the limiting block, one side, opposite to the shell 10 is provided with a first opening, the second opening has been seted up at the top of base 1, the screw thread opposite direction of first screw rod 4 and second screw rod 11 surface both sides, the both sides of lifter plate 2 all with the inner wall sliding connection of base 1, through setting up first lock nut 17, can lock first screw rod 4, in order to avoid first screw rod 4 to take place not hard up, through setting up second lock nut 18, can lock second screw rod 11, in order to avoid second screw rod 11 to take place not hard up, through setting up slider and spout, can spacing first thread bush 6, stability when improving first thread bush 6 and remove, through setting up stopper and spacing groove, can carry out spacing to second thread bush 13, stability when improving second thread bush 13 and remove, through base 1, lifter plate 2, trapezoidal groove 3, first screw rod 4, first hand wheel 5, first thread bush 6, branch 7, extrusion wheel 8, pillar 9, casing 10, second screw rod 11, second hand wheel 12, second thread bush 13, splint 14, mounting panel 15 and mandrel body 16's cooperation is used, the present processing is being able to carry out spacing to first thread bush 6, thereby improve stability when removing the demand of mandrel, can's concrete is difficult to be removed through the steel wire, the demand is high, the concrete is removed to the die plate is removed to the actual demand is satisfied after the die plate is usually, the demand is high, the concrete is removed, the demand is removed, and the concrete is removed, the top is cooled, and the demand is removed.

When the novel mandrel casting machine is used, the first screw 4 is rotated through the first hand wheel 5, the first screw 4 drives the first thread bush 6 to move to the opposite side, the first thread bush 6 drives the extrusion wheel 8 to move through the supporting rod 7, the extrusion wheel 8 extrudes the lifting plate 2 through the cooperation of the trapezoid groove 3, the lifting plate 2 drives the supporting column 9 to move upwards, the supporting column 9 drives the shell 10 to move, the height of the clamping plate 14 is adjusted, then the second hand wheel 12 rotates the second screw 11 to rotate, the second screw 11 drives the second thread bush 13 to move to the opposite side, the second thread bush 13 drives the clamping plate 14 to move, and therefore the mounting plate 15 is clamped, the mandrel body 16 is fixed, the mandrel body 16 is kept horizontal, and the gravity center of the cast mandrel is prevented from shifting.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a novel concrete hollow superstructure core mould is fixed device, includes base (1), its characterized in that: the inner cavity of base (1) is provided with lifter plate (2), trapezoidal groove (3) have been seted up to the bottom of lifter plate (2), the inner wall swing joint of base (1) has first screw rod (4), and the opposite one end of two first screw rods (4) all runs through to the outside of base (1) and fixedly connected with first hand wheel (5), the surface threaded connection of first screw rod (4) has first thread bush (6), the equal fixedly connected with branch (7) in top of two first thread bushes (6), the one end that first thread bush (6) were kept away from to branch (7) runs through to the inner cavity of trapezoidal groove (3) and swing joint has extrusion wheel (8), the top fixedly connected with pillar (9) of lifter plate (2), the one end that lifter plate (2) were kept away from runs through to the top of base (1) and fixedly connected with casing (10), the bottom swing joint of casing (10) inner cavity has second screw rod (11), the top of second screw rod (11) is run through to casing (10) and fixedly connected with second hand wheel (13) and equal screw rod (13) are connected with opposite one side of second thread bush (13), a mounting plate (15) is arranged between the two clamping plates (14), and a core die body (16) is fixedly connected between the two mounting plates (15).

2. The novel concrete hollow floor core die fixing device according to claim 1, wherein: the surface of the first screw rod (4) is in threaded connection with a first locking nut (17) at the outer side of the base (1), and the surface of the second screw rod (11) is in threaded connection with a second locking nut (18) at the top of the shell (10).

3. The novel concrete hollow floor core die fixing device according to claim 1, wherein: the bottom of the first thread bush (6) is fixedly connected with a sliding block, and a sliding groove matched with the sliding block for use is formed in the bottom of the inner cavity of the base (1).

4. The novel concrete hollow floor core die fixing device according to claim 1, wherein: one side of the second thread bush (13) far away from the clamping plate (14) is fixedly connected with a limiting block, and a limiting groove matched with the limiting block for use is formed in the inner wall of the shell (10).

5. The novel concrete hollow floor core die fixing device according to claim 1, wherein: the shell (10) is provided with a first opening on one side opposite to the shell, and the top of the base (1) is provided with a second opening.

6. The novel concrete hollow floor core die fixing device according to claim 1, wherein: the screw thread directions of the two sides of the surfaces of the first screw rod (4) and the second screw rod (11) are opposite, and the two sides of the lifting plate (2) are both in sliding connection with the inner wall of the base (1).