CN211306731U - Novel prefabricated assembled concrete stair mould - Google Patents
Novel prefabricated assembled concrete stair mould Download PDFInfo
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- CN211306731U CN211306731U CN201921807773.5U CN201921807773U CN211306731U CN 211306731 U CN211306731 U CN 211306731U CN 201921807773 U CN201921807773 U CN 201921807773U CN 211306731 U CN211306731 U CN 211306731U
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Abstract
The utility model discloses a novel prefabricated assembled concrete stair mold, which comprises a front template, a back template and a straddle; the front template comprises a plate body; a plurality of groups of strip through grooves are arranged on the plate body at intervals; a step-fixing die holder with a step is integrally formed between the two strip-shaped through grooves on the inner surface of the plate body; the plate body is arranged in a step groove on one side of the fixed step die holder; a movable step die holder with a plurality of steps is movably embedded in the inner side of the step groove; the fixed step die holder and the movable step die holder are mutually attached to form a step body; the back of the movable step die holder is provided with a square column; the square columns are embedded out of the strip through grooves; the utility model discloses a novel prefabricated assembled concrete stair mould provides stair casting mold and maintenance mould, and its ladder face of casting mold adopts movable mould and fixed mould to assemble each other and constitute to can improve drawing of patterns efficiency, difficult loss stair during the drawing of patterns.
Description
Technical Field
The utility model relates to a prefab manufacture equipment, concretely relates to novel prefabricated assembly type concrete stair mould belongs to the prefab and makes technical field.
Background
The industrialization of the house emphasizes the manufacture of houses in a large-scale industrial production mode to improve the production efficiency and the overall quality, and becomes the mainstream of the development of the international housing construction industry at present. The prefabricated assembled concrete technology can shorten the construction period, reduce the cost, ensure the quality of the building, save energy and resources and reduce the adverse effect of construction waste on the environment through factory prefabrication and field assembly, and the development of a prefabricated assembled structural system is a necessary way for the industrialization of a house; the design and construction method of the building mould is the basis of the components of the housing industrialization part and has important significance for the whole housing industrialization; at present, the domestic precast concrete stair mould is developed and applied; as in chinese patent application No.: 201610983399.9, discloses a prefabricated concrete stair mold and a stair manufacturing method, the mold comprises a backboard template and a tread template which are detachably connected; a cavity for pouring the precast concrete stair is formed by combining the templates, and a lateral opening is arranged for pouring concrete; the mould also comprises a supporting base, the template is rotationally connected to the supporting base, and the template is in a horizontal state on the supporting base and in a vertical state with an upward opening after being turned around the rotating connecting part; the manufacturing method comprises the following steps: hoisting a steel bar mesh cage, assembling a tread template, turning a mold into a vertical state, pouring concrete, turning the mold into a horizontal state, dismantling the tread template and the like; the utility model discloses mould and construction method not only satisfy when horizontal stair mould form removal need not to carry out the upset to precast concrete stair, avoided the destruction that the upset of product caused, satisfy the minimum receipts plain noodles requirement of the biggest characteristics of vertical stair again, the shaping outward appearance is good, guarantees product quality; however, the existing stair prefabricating mould generally has the problems that the demoulding of the stair surface is difficult, the stair is easily damaged during demoulding, and the like.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a novel prefabricated assembled concrete stair mould adopts movable mould and the mutual equipment of fixed mould to constitute through the mould to the stair face, and it can improve drawing of patterns efficiency, difficult loss stair during the drawing of patterns.
The utility model discloses a novel prefabricated assembled concrete stair mould, which comprises a front template, a back template and a straddle; the front template comprises a plate body; a plurality of groups of strip through grooves are arranged on the plate body at intervals; a step-fixing die holder with a step is integrally formed between the two strip-shaped through grooves on the inner surface of the plate body; the plate body is arranged in a step groove on one side of the fixed step die holder; a movable step die holder with a plurality of steps is movably embedded in the inner side of the step groove; the fixed step die holder and the movable step die holder are mutually attached to form a step body; the back of the movable step die holder is provided with a square column; the square columns are embedded out of the strip through grooves; each group of strip through grooves is provided with a clamping groove opposite to the square column; a shoulder pole is movably inserted into the clamping groove; a plurality of threaded through holes are formed in the shoulder pole; a screw rod pressed with the outer surface of the plate body is screwed in the threaded through hole; the back template comprises a first plate body and a second plate body which are vertical to each other; and a sloping plate integrally formed between the first plate body and the second plate body; the first plate body and the inner side of the inclined plate form a right angle; the straddle comprises an end plate; one side of the end plate, which is close to the plate body, is provided with an open groove clamped with the end corner of the plate body; one surface of the end plate, which is opposite to the open groove, is provided with a dovetail groove embedded with the first plate body; the plate body and the end plate are fixed through a first group of screws; the first plate body and the end plate are fixed through a second group of screws; the second plate body and the plate body are fixed through a third group of screw rods; when the novel prefabricated assembled concrete stair mold is poured, the front template assembly is firstly completed, the movable step mold base is clamped into the step groove, then the square column is clamped into the strip through groove, the carrying pole is clamped into the square column, and finally the movable step mold base is locked through the screw rod; then, clamping the end plates with the front template and the back template respectively, and finally assembling the front template, the back template and the straddle into a whole through the first group of bolts to the third group of bolts; then, stair pouring is carried out, during pouring, a lower base plate is placed in a curing mold, then the mold is laterally lifted through lifting equipment, and meanwhile the mold is lifted onto the base plate, so that the side portion of the mold faces upwards, a reinforcing mesh is fed into the mold through an opening in the upper portion of the mold, a lifting lug embedded part is fed into the mold, finally concrete is fed into the mold for pouring, and the concrete is compacted through a vibrating rod during pouring; curing, wherein during curing, steam is introduced at regular time for curing and water supplementing to finish curing; demoulding, during demoulding, firstly, hoisting the mould out of the curing bin body through hoisting equipment and flatly placing the mould, then, firstly, removing the first group of bolts to the third group of bolts, then loosening the screw rods, slightly knocking the movable step die holder to generate lateral displacement, knocking the movable step die holder in sequence until the movable step die holder generates displacement, then, putting the prying bars into the prying holes, and prying the prying bars synchronously to complete the pre-separation of the plate body; the front template is lifted away through a lifting device, and the fixed step die holder only has one step, so that cascade connection is not generated, and the front template can be directly lifted away; and then, disassembling the end plate, directly knocking the end plate to push laterally when disassembling the end plate, finally demolding the back template, firstly opening hoisting holes before demolding the back template, slotting at hoisting lugs through a hole-opening device, and hoisting the step to be separated from the hoisting template through the hoisting device.
Furthermore, a pressure groove is formed in the position, opposite to the screw, of the outer surface of the plate body; the end part of the screw rod is pressed into the pressing groove.
Furthermore, hoisting holes or hoisting lugs are arranged on the front formwork, the back formwork and the side parts of the span plates.
Furthermore, a prying hole is formed at the position, close to the plate body, of the second plate body; and prying holes are formed in the positions, close to the plate bodies, of the cross plates.
Further, the stair mold further comprises a maintenance mold, the maintenance mold comprises a plurality of maintenance cabin bodies, and steam pipes are arranged on the inner sides of the maintenance cabin bodies; the steam pipe is provided with a plurality of jet holes; the head end and the tail end of the steam pipe are connected with a steam system.
The utility model is compared with the prior art, the utility model discloses a novel prefabricated assembled concrete stair mould provides stair casting die and maintenance mould, and its ladder face of casting die adopts movable mould and the mutual equipment of stationary mould to constitute to can improve drawing of patterns efficiency, difficult loss stair during the drawing of patterns.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic diagram of the front structure of the front template of the present invention.
Fig. 3 is a schematic view of the shoulder pole structure of the present invention.
Fig. 4 is a schematic view of the structure of the curing bin of the present invention.
Detailed Description
Example 1:
as shown in fig. 1 to 4, the novel prefabricated concrete stair mold of the present invention comprises a front formwork, a back formwork and a straddle; the front template comprises a plate body 1; a plurality of groups of strip through grooves 2 are arranged on the plate body 1 at intervals; a step fixing die holder 3 with a step is integrally formed between the two strip through grooves 2 on the inner surface of the plate body; the plate body 1 is provided with a step groove 4 on one side of the fixed step die holder; a movable step die holder 5 with a plurality of steps is movably embedded in the inner side of the step groove 4; the fixed step die holder 3 and the movable step die holder 5 are mutually attached to form a step body; the back of the movable step die holder 5 is provided with a square column 6; the square columns 6 are embedded out of the strip through grooves 2; each group of the strip through grooves 2 is provided with a clamping groove 7 opposite to the square column; a shoulder pole 8 is movably inserted into the clamping groove 7; a plurality of threaded through holes are formed in the carrying pole 8; a screw rod 9 pressed with the outer surface of the plate body is screwed in the threaded through hole; the back template comprises a first plate body 10 and a second plate body 11 which are vertical to each other; and a sloping plate 12 integrally formed between the first plate body 10 and the second plate body 11; the first plate body 10 and the inner side of the inclined plate 12 form a right angle 13; the straddle comprises an end plate 14; one side of the end plate 14 close to the plate body is provided with an open groove 15 clamped with an end corner of the plate body; a dovetail groove 16 embedded with the first plate body is formed on one surface, opposite to the open groove, of the end plate 14; the plate body 1 and the end plate 14 are fixed through a first group of screw rods 17; the first plate body 10 and the end plate 14 are fixed through a second group of screw rods 18; the second plate body 11 and the plate body 1 are fixed by a third set of screws 19.
Wherein, a pressure groove is arranged on the outer surface of the plate body 1 opposite to the screw; the end part of the screw rod 9 is pressed into the pressing groove; hoisting holes or hoisting lugs 20 are arranged at the side parts of the front template, the back template and the span plate; a prying hole 21 is formed at the position, close to the plate body 1, of the second plate body 11; the straddle plate 14 is provided with a prying hole 21 close to the plate body 1.
In another embodiment, the stair mold further comprises a maintenance mold, the maintenance mold comprises a plurality of maintenance cabin bodies 22, and steam pipes 23 are arranged on the inner sides of the maintenance cabin bodies 22; the steam pipe 23 is provided with a plurality of injection holes; the head end and the tail end of the steam pipe 23 are connected with a steam system.
The utility model discloses a novel prefabricated assembled concrete stair mould specifically as follows: firstly, assembling a die, namely completing front template assembling, clamping a movable step die holder into a step groove, clamping a square column into a long through groove, clamping a carrying pole into the square column, and locking the movable step die holder through a screw; then, clamping the end plates with the front template and the back template respectively, and finally assembling the front template, the back template and the straddle into a whole through the first group of bolts to the third group of bolts; secondly, pouring stairs, namely placing a lower base plate in a curing mould, then laterally hoisting the mould through hoisting equipment, simultaneously hoisting the mould onto the base plate so that the side part of the mould faces upwards, feeding a reinforcing mesh into the mould through an opening in the upper part of the mould, feeding hoisting lug embedded parts into the mould, finally feeding concrete into the mould for pouring, and compacting the concrete through a vibrating rod during pouring; step three, curing, wherein during curing, steam is introduced at regular time for curing and water supplementing to finish curing; fourthly, demolding, namely, during demolding, firstly hoisting the mold out of the curing bin body through hoisting equipment and flatly placing the mold, then firstly dismantling the first group of bolts to the third group of bolts, then loosening the screw rod, lightly knocking the movable step mold base to generate lateral displacement, knocking the movable step mold base in sequence until the movable step mold base generates displacement, then putting the prying bar into the prying hole, and prying the prying bar synchronously to complete the pre-separation of the plate body; the front template is lifted away through a lifting device, and the fixed step die holder only has one step, so that cascade connection is not generated, and the front template can be directly lifted away; and then, disassembling the end plate, directly knocking the end plate to push laterally when disassembling the end plate, finally demolding the back template, firstly opening hoisting holes before demolding the back template, slotting at hoisting lugs through a hole-opening device, and hoisting the step to be separated from the hoisting template through the hoisting device.
The above-mentioned embodiment is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles of the present invention are included in the claims of the present invention.
Claims (5)
1. The utility model provides a novel prefabricated assembled concrete stair mould which characterized in that: comprises a front template, a back template and a straddle; the front template comprises a plate body; a plurality of groups of strip through grooves are arranged on the plate body at intervals; a step-fixing die holder with a step is integrally formed between the two strip-shaped through grooves on the inner surface of the plate body; the plate body is arranged in a step groove on one side of the fixed step die holder; a movable step die holder with a plurality of steps is movably embedded in the inner side of the step groove; the fixed step die holder and the movable step die holder are mutually attached to form a step body; the back of the movable step die holder is provided with a square column; the square columns are embedded out of the strip through grooves; each group of strip through grooves is provided with a clamping groove opposite to the square column; a shoulder pole is movably inserted into the clamping groove; a plurality of threaded through holes are formed in the shoulder pole; a screw rod pressed with the outer surface of the plate body is screwed in the threaded through hole; the back template comprises a first plate body and a second plate body which are vertical to each other; and a sloping plate integrally formed between the first plate body and the second plate body; the first plate body and the inner side of the inclined plate form a right angle; the straddle comprises an end plate; one side of the end plate, which is close to the plate body, is provided with an open groove clamped with the end corner of the plate body; one surface of the end plate, which is opposite to the open groove, is provided with a dovetail groove embedded with the first plate body; the plate body and the end plate are fixed through a first group of screws; the first plate body and the end plate are fixed through a second group of screws; the second plate body and the plate body are fixed through a third group of screw rods.
2. The novel prefabricated assembled concrete stair mold of claim 1, wherein: a pressure groove is formed in the position, opposite to the screw, of the outer surface of the plate body; the end part of the screw rod is pressed into the pressing groove.
3. The novel prefabricated assembled concrete stair mold of claim 1, wherein: and hoisting holes or hoisting lugs are arranged on the front template, the back template and the side parts of the span plates.
4. The novel prefabricated assembled concrete stair mold of claim 1, wherein: a prying hole is formed at the position, close to the plate body, of the second plate body; and prying holes are formed in the positions, close to the plate bodies, of the cross plates.
5. The novel prefabricated assembled concrete stair mold of claim 1, wherein: the stair mold further comprises a maintenance mold, the maintenance mold comprises a plurality of maintenance cabin bodies, and steam pipes are arranged on the inner sides of the maintenance cabin bodies; the steam pipe is provided with a plurality of jet holes; the head end and the tail end of the steam pipe are connected with a steam system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921807773.5U CN211306731U (en) | 2019-10-25 | 2019-10-25 | Novel prefabricated assembled concrete stair mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921807773.5U CN211306731U (en) | 2019-10-25 | 2019-10-25 | Novel prefabricated assembled concrete stair mould |
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| Publication Number | Publication Date |
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| CN211306731U true CN211306731U (en) | 2020-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921807773.5U Active CN211306731U (en) | 2019-10-25 | 2019-10-25 | Novel prefabricated assembled concrete stair mould |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113001710A (en) * | 2021-02-22 | 2021-06-22 | 泰华远大装配式建筑(廊坊)有限公司 | Assembled prefabricated staircase and preparation device thereof |
| CN116142957A (en) * | 2023-04-21 | 2023-05-23 | 河南钰润建筑工程有限公司 | Precast column hoist device |
-
2019
- 2019-10-25 CN CN201921807773.5U patent/CN211306731U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113001710A (en) * | 2021-02-22 | 2021-06-22 | 泰华远大装配式建筑(廊坊)有限公司 | Assembled prefabricated staircase and preparation device thereof |
| CN116142957A (en) * | 2023-04-21 | 2023-05-23 | 河南钰润建筑工程有限公司 | Precast column hoist device |
| CN116142957B (en) * | 2023-04-21 | 2023-07-04 | 河南钰润建筑工程有限公司 | Precast column hoist device |
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