CN210651216U

CN210651216U - Adjustable concrete prefabricated stair mold

Info

Publication number: CN210651216U
Application number: CN201921027404.4U
Authority: CN
Inventors: 张文斌; 李昂
Original assignee: Mengcheng Baoye Construction Industrialization Co ltd
Current assignee: Mengcheng Baoye Construction Industrialization Co ltd
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-06-02
Anticipated expiration: 2029-07-03

Abstract

The utility model discloses an adjustable concrete prefabricated stair mould, which comprises a stair tread template, rest platform templates, side plates, a sliding plate, reinforcing blocks, connecting rods, a first threaded rod and a threaded knob, wherein the rest platform templates are symmetrically fixed at two ends of the stair tread template, the two rest platform templates on the stair tread template are arranged in parallel, the side plates are symmetrically fixed at two sides of the stair tread template through bolts, two ends of each side plate are respectively fixedly connected with the two rest platform templates on the stair tread template through bolts, the upper surface of the stair tread template is in sliding connection with the sliding plate, a pedal groove matched with the stair tread template is arranged in the middle of the lower surface of the sliding plate, the reinforcing blocks are fixed at equal intervals on one side of the sliding plate, the connecting rods are fixed on one side of a plurality of reinforcing blocks on the sliding plate, and the adjustable concrete prefabricated stair mould is convenient for people to adjust the, the investment of the die is reduced, the cost is reduced, and the structure is stable, so that the die is convenient for people to use.

Description

Adjustable concrete prefabricated stair mold

Technical Field

The utility model relates to a prefabricated staircase mould technical field specifically is a concrete prefabricated staircase mould with adjustable.

Background

Buildings assembled from prefabricated parts at the site are called fabricated buildings. The prefabricated member is divided into five types, namely a block building, a plate building, a box building, a skeleton plate building, a rising-plate rising-layer building and the like according to the form and the construction method of the prefabricated member, in the assembly type building, the prefabrication of the stairs is performed through a stair mold, the existing stair prefabrication mold is single in structure, the stairs with one size can be prefabricated, when the stairs with various sizes are required to be prefabricated, a plurality of molds are required, the production cost is increased undoubtedly, and the stability is poor. Therefore, an adjustable concrete prefabricated stair mold is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a precast concrete stair mould with adjustable to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable concrete prefabricated stair die comprises stair tread templates, rest platform templates, side plates, sliding plates, reinforcing blocks, connecting rods, first threaded rods and threaded knobs, wherein the rest platform templates are symmetrically fixed at two ends of the stair tread templates, the two rest platform templates on the stair tread templates are arranged in parallel, the side plates are symmetrically fixed at two sides of the stair tread templates through bolts, two ends of each side plate are fixedly connected with the two rest platform templates on the stair tread templates through bolts respectively, the sliding plates are connected to the upper surfaces of the stair tread templates in a sliding manner, pedal grooves matched with the stair tread templates are formed in the middle of the lower surfaces of the sliding plates, the reinforcing blocks are fixed to one sides of the sliding plates at equal intervals, the connecting rods are fixed to one sides of a plurality of reinforcing blocks on the sliding plates, the first threaded rods are symmetrically fixed to two ends of the connecting rods, first through holes are symmetrically formed in two ends of the side plates, close to one ends of the connecting, the first threaded rod penetrates through the first through hole and is in threaded connection with a threaded knob, and the threaded knob is rotatably connected with the side plate through a bearing.

Preferably, connecting rod middle part equidistance is fixed with the second threaded rod, the second through-hole has been seted up to the curb plate middle part equidistance that is close to the one end of connecting rod on the pedal template of stair, and second threaded rod one end passes the second through-hole, the bilateral symmetry threaded connection that the second threaded rod is close to the curb plate has fixation nut.

Preferably, the top of the side plate is fixed with U-shaped sleeves at equal intervals.

Preferably, two ends of two side plates on the stair tread template are both fixed with a baffle plate through bolts.

Preferably, one end of the first threaded rod and one end of the second threaded rod, which are far away from the connecting rod, are fixed with limiting blocks.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when the utility model is used, the stair pedal template is horizontally fixed on the fixing frame, when people need to adjust the pouring size of the stair, people firstly rotate the two fixing nuts on the second threaded rod to be away from each other, at the moment, people rotate the thread knob which is in threaded connection with the first threaded rod to drive the first threaded rod to move, and further the first threaded rod drives the connecting rod to move, so that the connecting rod drives the sliding plate to slide through the reinforcing block, the distance between the sliding plate and the side plate is adjusted, after the adjustment is completed, people rotate the fixing nuts to enable the two fixing nuts on the second threaded rod to be close to each other until the two fixing nuts clamp the side plate, at the moment, people fix the baffle at the two ends of the side plate through the bolt, seal the two ends of the side plate, at the moment, people can place the steel reinforcement framework between the two side plates and pass, make the steel pipe carry on spacingly to the slide, prevent that the slide from upwards floating, people will pour the concrete on stair pedal template and rest platform template this moment, and the size of pouring of the adjustable prefabricated stair of this device reduces the input of mould, reduce cost.

2. The utility model discloses when adjusting stair pouring size, people keep away from two fixation nut mutual rotations on the second threaded rod earlier, people rotate the screw thread knob this moment, screw thread knob and first threaded rod threaded connection, and then drive first threaded rod motion, and then make first threaded rod drive the slide and slide, adjust the distance between slide and the curb plate, when adjusting, the second threaded rod slides in the second through-hole, and fixation nut can not block the second threaded rod, adjust and accomplish the back, people rotate fixation nut, two fixation nuts on the messenger second threaded rod are close to each other, until two fixation nut with the curb plate chucking, make first threaded rod and second threaded rod support through the slide, so that improve the stability of slide.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the overall structure of the present invention.

In the figure: 1. a stair tread template; 2. a resting platform template; 3. a side plate; 4. a slide plate; 5. a reinforcing block; 6. a connecting rod; 7. a first threaded rod; 8. a threaded knob; 9. a second threaded rod; 10. fixing a nut; 11. a U-shaped sleeve; 12. a baffle plate; 13. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: an adjustable concrete prefabricated stair mold comprises stair tread templates 1, rest platform templates 2, side plates 3, sliding plates 4, reinforcing blocks 5, connecting rods 6, first threaded rods 7 and threaded knobs 8, wherein the rest platform templates 2 are symmetrically fixed at two ends of the stair tread templates 1, the two rest platform templates 2 on the stair tread templates 1 are arranged in parallel, the side plates 3 are symmetrically fixed at two sides of the stair tread templates, two ends of each side plate 3 are respectively fixedly connected with the two rest platform templates 2 on the stair tread templates 1 through bolts, sliding plates 4 are connected on the upper surfaces of the stair tread templates 1 in a sliding manner, pedal grooves matched with the stair tread templates 1 are formed in the middle of the lower surfaces of the sliding plates 4, the reinforcing blocks 5 are fixed on one side of each sliding plate 4 at equal intervals, the connecting rods 6 are fixed on one sides of the reinforcing blocks 5 on the sliding plates 4, first threaded rod 7 is fixed with to 6 both ends symmetries of connecting rod, first through-hole has been seted up to 3 both ends symmetries of curb plate that are close to the one end of connecting rod 6 on the stair pedal template 1, first threaded rod 7 passes first through-hole threaded connection has screw thread knob 8, and screw thread knob 8 passes through the bearing and is connected with 3 rotations of curb plate.

6 middle part equidistance of connecting rod is fixed with second threaded rod 9, the second through-hole has been seted up to 3 middle part equidistance of curb plate that are close to the one end of connecting rod 6 on the

stair pedal template

1, and 9 one ends of second threaded rod pass the second through-hole, the bilateral symmetry threaded connection that second threaded rod 9 is close to curb plate 3 has fixation nut 10, is convenient for support connecting rod 6 through a plurality of second threaded rods 9, improves slide 4's structure steadiness.

3 top equidistance of curb plate is fixed with U-shaped cover 11, is convenient for carry on spacingly through the steel pipe to slide 4, prevents that slide 4 from floating upwards.

The baffle plates 12 are fixed at the two ends of the two side plates 3 on the stair tread template 1 through bolts, so that the two ends of the two side plates 3 are conveniently sealed.

And a limiting block 13 is fixed at one end of the first threaded rod 7 and the second threaded rod 9 far away from the connecting rod 6, so that the fixing nut 10 is prevented from falling off.

The working principle is as follows: when the stair tread template 1 is horizontally fixed on a fixing frame, when people need to adjust the pouring size of a stair, people firstly rotate two fixing nuts 10 on a second threaded rod 9 away from each other, at the moment, people rotate a thread knob 8, the thread knob 8 is in threaded connection with a first threaded rod 7 and then drives the first threaded rod 7 to move, so that the first threaded rod 7 drives a connecting rod 6 to move, so that the connecting rod 6 drives a sliding plate 4 to slide through a reinforcing block 5, the distance between the sliding plate 4 and a side plate 3 is adjusted, after the adjustment is finished, people rotate the fixing nuts 10 to enable two fixing nuts 10 on the second threaded rod 9 to approach each other until the two fixing nuts 10 clamp the side plate 3, at the moment, people fix baffle plates 12 at two ends of the side plate 3 through bolts to seal the two ends of the side plate 3, at the moment, people can place a steel reinforcement framework between the two side plates 3, and pass U-shaped cover 11 on two curb plates 3 through the steel pipe, make the steel pipe carry on spacingly to slide 4, prevent that slide 4 from floating upwards, people will pour the concrete on stair step template 1 and rest platform template 2 this moment.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a precast concrete stair mould with adjustable, includes pedal template of stair (1), half space template (2), curb plate (3), slide (4), boss (5), connecting rod (6), first threaded rod (7) and screw thread knob (8), its characterized in that: the stair tread template comprises stair tread templates (1), rest platform templates (2) are symmetrically fixed at two ends of each stair tread template (1), the two rest platform templates (2) on each stair tread template (1) are arranged in parallel, side plates (3) are symmetrically fixed at two sides of each stair tread template through bolts, two ends of each side plate (3) are fixedly connected with the two rest platform templates (2) on each stair tread template (1) through bolts, sliding plates (4) are connected to the upper surfaces of the stair tread templates (1) in a sliding mode, pedal grooves matched with the stair tread templates (1) are formed in the middle of the lower surfaces of the sliding plates (4), reinforcing blocks (5) are fixed to one sides of the sliding plates (4) in an equidistant mode, connecting rods (6) are fixed to one sides of a plurality of reinforcing blocks (5) on the sliding plates (4), first threaded rods (7) are symmetrically fixed to two ends of the connecting rods, first through-hole has been seted up to curb plate (3) both ends symmetry that is close to the one end of connecting rod (6) on stair pedal template (1), first threaded rod (7) pass first through-hole threaded connection and have screw thread knob (8), and screw thread knob (8) rotate with curb plate (3) through the bearing and be connected.

2. The adjustable concrete precast stair mould of claim 1, wherein: connecting rod (6) middle part equidistance is fixed with second threaded rod (9), the second through-hole has been seted up to curb plate (3) middle part equidistance near the one end of connecting rod (6) on stair pedal template (1), and second threaded rod (9) one end passes the second through-hole, the bilateral symmetry threaded connection that second threaded rod (9) are close to curb plate (3) has fixation nut (10).

3. The adjustable concrete precast stair mould of claim 1, wherein: u-shaped sleeves (11) are fixed on the tops of the side plates (3) at equal intervals.

4. The adjustable concrete precast stair mould of claim 1, wherein: baffle plates (12) are fixed at two ends of two side plates (3) on the stair tread template (1) through bolts.

5. The adjustable concrete precast stair mould of claim 1, wherein: and a limiting block (13) is fixed at one end of the first threaded rod (7) and the second threaded rod (9) far away from the connecting rod (6).