CN210791419U

CN210791419U - Mould of precast concrete stair

Info

Publication number: CN210791419U
Application number: CN201921526668.4U
Authority: CN
Inventors: 王炜
Original assignee: Zhejiang Sanjie Construction Industrialization Co ltd
Current assignee: Zhejiang Sanjie Construction Industrialization Co ltd
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-06-19
Anticipated expiration: 2029-09-12

Abstract

The utility model discloses a precast concrete stair's mould, relate to prefab technical field, including general bottom plate, the die block, main side form and vice side mould, the die block is connected on general bottom plate, main side mould is fixed in on the die block, main side mould is close to vice side mould one end and sets up and is stair-stepping, vice side form and general bottom plate fixed connection, be fixed with the slip extension board respectively on the one end that main side mould kept away from vice side form, be provided with the slip track on the general bottom plate, the die block is connected with slip track sliding, set up an inverted U type groove in the slip extension board bottom, be provided with the slide vane on the both sides of inverted U type groove, the both sides of slip track all are provided with a spout that is used for installing the slide vane, the degree of depth in inverted U type groove; the problem of have the rubble drop on the track of general bottom plate in the use, increase the frictional resistance between pulley support and the general bottom plate, hinder pulley support and slide to influence work efficiency is solved.

Description

Mould of precast concrete stair

Technical Field

The utility model relates to a prefab technical field, more specifically say, it relates to a precast concrete stair's mould.

Background

The existing stairway is basically designed in a cast-in-place mode in the traditional design, a series of traditional processes such as mold making, reinforcement arrangement and the like are needed in the cast-in-place construction, the process is complex, and the realization difficulty is high. According to the latest integrated assembly building specification, the stairs can be used as independent components to provide special components for the integrated assembly building.

At present, a Chinese patent with an authorization publication number of CN108818894A and an application date of 2018, 8 and 3 discloses a prefabricated staircase mold, which comprises a base fixedly arranged on the ground, wherein a first side mold and a second side mold are arranged on the base in parallel at intervals, and the first side mold is fixedly arranged on the base; the second side die is horizontally arranged on the base in a sliding mode, and the sliding direction of the second side die is perpendicular to one side, close to the first side die, of the second side die; the prefabricated staircase mould also comprises a fixing assembly for detachably fixing the first side mould and the second side mould.

Although the prefabricated staircase mold has low cost, long service life, labor saving and convenient mold removal and assembly, and is beneficial to improving the production efficiency of the prefabricated staircase; but have the rubble in the use and drop on the track inside of general bottom plate, increase the frictional resistance between pulley bracket and the general bottom plate, hinder pulley bracket and slide to influence work efficiency.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a precast concrete stair's mould has solved and has had the rubble to drop on the track of general bottom plate in the use, increases the frictional resistance between pulley bracket and the general bottom plate, hinders pulley bracket and slides to influence work efficiency's problem.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a precast concrete stair's mould, includes general bottom plate, die block, main side form and vice side form, die block fixed connection in on the general bottom plate, the main side form is fixed in on the die block, the main side form is close to vice side form one end sets up and is stair-step form, vice side form is kept away from one of main side form is served and is fixed with the extension board that slides, be provided with the track of sliding on the general bottom plate, vice side form with slide rail sliding connection, set up an inverted U type groove in the extension board bottom of sliding, be provided with the slide board on the edge of inverted U type groove both sides, the orbital both sides of sliding all are provided with a spout that is used for installing the slide board, the degree of depth in inverted U type groove is greater than the orbital height of sliding.

By adopting the technical scheme and adopting the sideslip sliding structure, the broken stones are not easy to fall into the sliding rail, so that the friction resistance caused by the broken stones in the sliding rail is reduced; and the adopted U-shaped groove structure can realize the stable sliding of the main side die on the sliding track.

The utility model discloses further set up to: the two side walls of the inverted U-shaped groove are provided with a plurality of connecting holes, the corresponding position of the sliding plate is provided with a plurality of threaded holes, and the sliding plate and the sliding support plate are connected through a fixing bolt.

Through adopting above-mentioned technical scheme, when will slide the extension board and install on the track that slides, insert the spout of both sides earlier with the slide board, then will slide the extension board and place on the track that slides, will slide the board with slide the extension board be connected can, simple structure, simple to operate.

The utility model discloses further set up to: a plurality of universal balls are fixedly arranged at the upper end and the lower end of the sliding plate.

Through adopting above-mentioned technical scheme, both ends are all fixed to set up universal ball about the slide plate of extension board slides, become rolling friction with the slide plate with upper and lower both ends and the slip between the track, have reduced frictional resistance, conveniently slide the extension board and move on the track that slides, improve work efficiency.

The utility model discloses further set up to: and two rollers with a plurality of rotating shafts arranged along the vertical direction are arranged at two opposite ends of the sliding plate.

Through adopting above-mentioned technical scheme, set up the gyro wheel in the extension board bottom of sliding and on the track that slides, become rolling friction with sliding friction, reduced frictional resistance, the removal of the extension board that conveniently slides on the track that slides improves work efficiency.

The utility model discloses further set up to: the universal bottom plate is arranged in a square frame structure, a plurality of connecting rods are arranged in the width direction of the universal bottom plate, and at least two connecting rods are the sliding tracks.

Through adopting above-mentioned technical scheme, have sufficient intensity, and stable in structure, be convenient for simultaneously the orbital setting of sliding.

The utility model discloses further set up to: the universal bottom plate and the auxiliary side die are provided with a driving cylinder, one end of the driving cylinder is hinged to the end face of the auxiliary side die, and the other end of the driving cylinder is hinged to one end, far away from the main side die, of the universal bottom plate.

Through adopting above-mentioned technical scheme, drive actuating cylinder and provide power for the slip of vice side mould on general bottom plate, make convenient operation, improve work efficiency, simultaneously when the compound die, can provide pressure, make have better leakproofness between main side mould, vice side mould and die block.

The utility model discloses further set up to: the two sides of the bottom of the sliding support plate and the side of the sliding support plate are close to the main side die and the two ends of the main side die are provided with right-angled triangular prisms, and the inclined planes of the right-angled triangular prisms face away from the direction of the sliding plate.

Through adopting above-mentioned technical scheme, give the rubble on the route at the slip in-process to keeping away from the power of sliding plate direction, make the rubble can not remove to the spout direction, the extension board that slides of further being convenient for improves work efficiency.

The utility model discloses further set up to: one end of the main side mold in the shape of a stair is provided with a plurality of convex ribs for increasing friction force.

Through adopting above-mentioned technical scheme, be one of stair shape at main side mould and set up a plurality of bead, the stair surface that makes the production has the arch of increase frictional force, not only plays skid-proof effect to direct use, also can conveniently further decorate the stair.

To sum up, the utility model has the advantages that:

1. the broken stones are not easy to fall into the sliding rail, and the friction resistance caused by the broken stones in the sliding rail is reduced;

2. has enough strength and stable structure;

3. the surface of the manufactured stair has the bulges for increasing the friction force, so that the stair has an anti-slip effect when being directly used and can be conveniently and further decorated.

Drawings

FIG. 1 is an overall view of the present invention;

FIG. 2 is a schematic view of a sliding support plate;

FIG. 3 is a schematic view of a connecting structure of a sliding support plate and a sliding plate;

FIG. 4 is a schematic view of a slide rail shape;

FIG. 5 is a schematic diagram of a sliding plate structure;

FIG. 6 is a schematic view of a right-angle triangular prism structure on the sliding support plate.

Reference numerals: 1. a universal backplane; 11. a connecting rod; 12. a sliding track; 121. a chute; 2. bottom die; 21. a main side mold; 3. a secondary side mold; 4. a sliding support plate; 41. a U-shaped groove is inverted; 411. connecting holes; 42. a slide plate; 421. a threaded hole; 422. a ball transfer unit; 423. a roller; 5. a driving cylinder; 6. a right-angled triangular prism; 7. a rib; 8. and (5) fixing the bolt.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

Referring to fig. 1, the mold for the precast concrete stair comprises a universal bottom plate 1, a bottom mold 2, a main side mold 21 and a secondary side mold 3;

the universal bottom plate 1 is of a square frame structure, five connecting rods 11 are arranged in the width direction of the universal bottom plate, the connecting rods 11 are in a strip shape, and two of the connecting rods are movable sliding rails.

The bottom die 2 is fixedly arranged on the universal bottom plate 1, the auxiliary side die 3 is connected to the movable slide rail in a sliding mode, the main side die 21 is fixed to the bottom die 2, the main side die 21 is arranged close to one end of the auxiliary side die 3 and is in a stair shape, and a plurality of convex ribs 7 are arranged on one end, in the stair shape, of the main side die 21.

A driving cylinder 5 is arranged between the universal bottom plate 1 and the auxiliary side die 3, one end of the driving cylinder 5 is hinged with the middle end face of one end, far away from the main side die 21, of the auxiliary side die 3, and the other end of the driving cylinder is hinged with one end, far away from the main side die 21, of the universal bottom plate 1.

Referring to fig. 1 and 2, two sliding support plates 4 are fixed on one end of the secondary side mold 3 away from the main side mold 21, the two sliding support plates 4 respectively slide on two corresponding movable slide rails, the cross sections of the sliding support plates 4 are triangular, an inverted U-shaped groove 41 is formed in the bottom of each sliding support plate 4, the inverted U-shaped groove 41 penetrates through the bottom of each sliding support plate 4, and sliding plates 42 are arranged at the bottom ends of two sides of each inverted U-shaped groove 41;

referring to fig. 2 and 3, the sliding plate 42 is in a cuboid shape, two connecting holes 411 are formed in two side walls of the inverted U-shaped groove 41, two threaded holes 421 are formed in corresponding positions of the sliding plate 42, the diameters of the connecting holes 411 and the threaded holes 421 are the same, and the sliding plate 42 is connected with the sliding support plate 4 through fixing bolts 8;

referring to fig. 1 and 4, two sides of the sliding rail 12 are respectively provided with a sliding chute 121, and the shape and size of the sliding chute 121 are the same as those of the sliding plate 42; the depth of the inverted U-shaped groove 41 is greater than the height of the slip track 12.

Referring to fig. 2 and 5, the upper and lower ends of the sliding plate 42 are fixedly connected with two universal balls 422 by bolts; three C-shaped grooves are formed in the two opposite ends of the two sliding plates 42, a roller 423 with a rotating shaft arranged along the vertical direction is installed in each C-shaped groove, and the rotating direction of the roller 423 is parallel to the sliding rail 12.

Referring to fig. 1 and 6, the bottom of the sliding support plate 4 is close to one side of the main side mold 21 and is far away from one side of the main side mold 21, and the two surfaces formed by the inverted U-shaped groove 41 are provided with the right-angle triangular prism 6, the inclined plane of the right-angle triangular prism 6 faces the direction of the sliding plate 42, the right angle of the right-angle triangular prism 6 is connected with the sliding plate 42, and the number of the right-angle triangular prisms 6 on the bottom of each sliding support plate 4 is four.

The use method comprises the following steps:

when the sliding support plate 4 is installed on the sliding track 12 in use, the sliding plate 42 is firstly inserted into the sliding grooves 121 on the two sides, then the sliding support plate 4 is placed on the sliding track 12, and the sliding plate 42 is connected with the sliding support plate 4; the auxiliary side die 3 is driven by the driving cylinder 5 to move towards the direction close to the main side die 21 fixed on the universal base plate 1, meanwhile, the sliding support plate 4 fixedly connected with the auxiliary side die 3 moves towards the direction close to the main side die 21 on the corresponding track, and the universal ball 422 and the roller 423 in the sliding support plate 4 correspondingly roll towards the direction close to the main side die 21.

After the use, the driving cylinder 5 drives the auxiliary side die 3 to move towards the direction far away from the main side die 21, meanwhile, the sliding support plate 4 fixedly connected with the auxiliary side die 3 moves towards the direction far away from the main side die 21 on the corresponding track, and the universal ball 422 and the roller 423 in the sliding support plate 4 correspondingly roll towards the direction far away from the auxiliary side die 3.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a mould of precast concrete stair, includes general bottom plate (1), die block (2), main side mould (21) and vice side mould (3), die block (2) fixed connection in on general bottom plate (1), main side mould (21) are fixed in on die block (2), main side mould (21) are close to vice side mould (3) one end sets up and is the stair form, a serial communication port, vice side mould (3) are kept away from one of main side mould (21) is served and is fixed with slip extension board (4), be provided with slip track (12) on general bottom plate (1), vice side mould (3) with slip track (12) sliding connection, set up an inverted U type groove (41) in slip extension board (4) bottom, be provided with on the both sides edge of inverted U type groove (41) slide plate (42), the both sides of slip track (12) all are provided with a spout (121) that is used for installing slide plate (42), the depth of the inverted U-shaped groove (41) is greater than the height of the sliding rail (12).

2. The mold for the precast concrete stair according to claim 1, wherein a plurality of connecting holes (411) are formed in both side walls of the inverted U-shaped groove (41), a plurality of threaded holes (421) are formed in the corresponding position of the sliding plate (42), and the sliding plate (42) is connected with the sliding support plate (4) through a fixing bolt (8).

3. The precast concrete stair mould of claim 2, wherein the glide plate (42) is fixedly provided with a plurality of ball transfer bearings (422) at both upper and lower ends thereof.

4. A precast concrete stair mold according to claim 2, wherein a plurality of rollers (423) having a rotation shaft arranged in a vertical direction are installed on both opposite ends of the two glide plates (42).

5. A precast concrete stair mould according to claim 1, wherein the general purpose bottom plate (1) is provided in a square frame structure, and a plurality of connecting rods (11) are provided in the width direction thereof, wherein at least two connecting rods (11) are the sliding rails (12).

6. The mould for the precast concrete stair according to the claim 5, wherein a driving cylinder (5) is arranged between the universal bottom plate (1) and the auxiliary side mould (3), one end of the driving cylinder (5) is hinged with the end surface of the auxiliary side mould (3), and the other end is hinged with one end of the universal bottom plate (1) far away from the main side mould (21).

7. A precast concrete stair mould according to claim 5, wherein right-angled triangular prisms (6) are arranged on two sides of the bottom of the sliding support plate (4) and on two ends close to the main side die (21) and far away from the main side die (21), and the inclined surfaces of the right-angled triangular prisms (6) face the direction far away from the sliding plate (42).

8. A precast concrete stair mould according to claim 1, wherein the stair-shaped end of the main side mould (21) is provided with a plurality of friction-increasing ribs (7).