CN211566308U - Prefabricated stair mould of two-way drawing of patterns - Google Patents
Prefabricated stair mould of two-way drawing of patterns Download PDFInfo
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- CN211566308U CN211566308U CN202020158203.4U CN202020158203U CN211566308U CN 211566308 U CN211566308 U CN 211566308U CN 202020158203 U CN202020158203 U CN 202020158203U CN 211566308 U CN211566308 U CN 211566308U
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Abstract
The utility model relates to the technical field of building engineering, in particular to a prefabricated staircase mould capable of realizing bidirectional demoulding; the technical scheme is as follows: a prefabricated stair mold capable of being demolded in two directions comprises a base, a bottom mold, a first side mold and a second side mold, wherein the base is provided with a jack, and the jack is used for driving the bottom mold to move up and down; the first side die and the second side die are driven to relatively close until being in a vertical state when the bottom die moves downwards, and the first side die and the second side die are driven to relatively move away by the self gravity; and the first side die and the second side die form a stair die cavity with an area surrounded by the bottom die when the first side die and the second side die are vertical. The utility model discloses a drawing of patterns when driving part realizes vertical direction and horizontal direction also can avoid causing the damage to the stair surface when the drawing of patterns, has production efficiency height, simple structure and characteristics with low costs.
Description
Technical Field
The utility model relates to a building engineering technical field, concretely relates to prefabricated stair mould of two-way drawing of patterns.
Background
With the continuous progress of the building industry, a plurality of building components are gradually transformed into an assembled integral prefabricated member, and the construction efficiency is greatly improved. The prefabricated stair mold comprises a bottom mold, a side mold and an end mold, the prefabricated stair mold is horizontally placed for stair pouring in a conventional production mode, and the conventional production mode is characterized in that the pouring demolding time is long, the pouring quality is poor, and the stair is easily damaged during demolding, so that the later-stage repairing workload is increased. In order to prevent the stairs from being damaged during demolding, the conventional vertical mold demolding modes include two modes, namely, a hydraulic cylinder or other driving mechanisms drive a single-side mold to move horizontally, and then the single-side mold is lifted off the stairs through a travelling crane or a crane; the other type is that a hydraulic cylinder or other driving mechanisms drive the prefabricated staircase die to turn over integrally, and then the prefabricated staircase die is sequentially lifted away from the side die, the bottom die and the staircase. The two modes are unidirectional demoulding, the production efficiency is low, and the risk of damaging the stairs still exists in the demoulding process.
SUMMERY OF THE UTILITY MODEL
To the technical problem of above-mentioned prefabricated mould production efficiency of current stair low with damage stair easily, the utility model provides a prefabricated stair mould of two-way drawing of patterns, this mould simple structure can realize drawing of patterns when vertical direction and horizontal direction, has that the mould is with low costs, the reliability is high, production efficiency is high.
The utility model discloses a following technical scheme realizes:
a prefabricated stair mold capable of being demolded in two directions comprises a base, a bottom mold, a first side mold and a second side mold, wherein the base is provided with a jack, and the jack is used for driving the bottom mold to move up and down; the first side die and the second side die are driven to relatively close until being in a vertical state when the bottom die moves downwards, and the first side die and the second side die are driven to relatively move away by the self gravity; and the first side die and the second side die form a stair die cavity with an area surrounded by the bottom die when the first side die and the second side die are vertical.
The utility model discloses during the use, earlier control jack moves down with the drive die block, is drawn close relatively by the first side form of die block drive and the second side form that move down again until the both sides mould is in vertical state to enclose into the stair die cavity through both sides form and die block, then put into steel reinforcement framework and pour into the pouring of concrete completion prefabricated stair from the stair die cavity. After pouring is completed and curing is carried out for a period of time, the jack is controlled to jack the bottom die to enable the bottom die to ascend, meanwhile, the first side die and the second side die lose the limitation of the bottom die and are relatively far away under the driving of self gravity, so that simultaneous demolding in the vertical direction and the horizontal direction is realized, demolding efficiency is high, and damage to the surface of the stair during demolding can be avoided. And, the utility model discloses only need reciprocate through jack drive die block, alright realize opening and shutting of mould, have simple structure and characteristics with low costs.
Preferably, the outer parts of the upper ends of the first side die and the second side die are respectively provided with a balancing weight, so that the driving force of the first side die and the second side die when the first side die and the second side die are relatively far away from each other can be controlled.
Preferably, the inner parts of the lower ends of the first side die and the second side die are respectively provided with a pressing part, and the pressing parts are located between the base and the bottom die. For other connection structure, adopt the mode that sets up the portion of compressing tightly between die block and base to drive first side form and second side form and draw close in opposite directions when making the die block move down, the structure is simpler, and the motion is more reliable.
Preferably, first side mould lower extreme is articulated through first articulated seat and base, second side mould lower extreme is articulated through the articulated seat of second and base to carry on spacingly to first side mould and second side mould lower extreme, ensure the reliability that the mould opened and shut and pour the precision, also can make first side mould and second side mould upper end between have great aperture.
Further, first side mould lateral wall is provided with a plurality of observation holes that communicate with the stair die cavity, the observation hole outside covers there is the apron, the apron can be dismantled with first side mould and be connected to in observe the condition of pouring of stair, ensure the quality of pouring of stair.
Preferably, the cover plate is provided with a boss on one side opposite to the observation hole, and the boss is used for filling the observation hole to prevent the formation of the boss on the surface of the stair, so that the weight of the stair is reduced and the appearance of the stair is ensured.
Preferably, the cover plate is provided with a handle at the outer side, so that the cover plate can be conveniently disassembled and assembled.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
the utility model discloses a jack drive die block moves down, is drawn close relatively by the first side form of die block drive and the second side form that move down again and is in vertical state until the both sides mould to enclose into the stair die cavity through both sides mould and die block, the compound die is efficient. And when the drawing of patterns, control jack lift die block makes the die block rise, and simultaneously because first side form and second side form have lost the restriction of die block, keep away from relatively under self gravity drive to realize the drawing of patterns in vertical direction and horizontal direction simultaneously, consequently the drawing of patterns is efficient, also can avoid causing the damage to the stair surface when drawing of patterns. And, the utility model discloses only need reciprocate through jack drive die block, alright realize opening and shutting of mould, have production efficiency height, simple structure and characteristics with low costs.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Reference numbers and corresponding part names in the drawings:
the method comprises the following steps of 1-base, 2-bottom die, 3-first side die, 4-second side die, 5-jack, 6-stair die cavity, 7-balancing weight, 8-pressing part, 9-first hinging seat, 10-second hinging seat, 11-observation hole, 12-cover plate, 13-boss and 14-handle.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Example 1
A prefabricated stair mould capable of being demoulded in two directions comprises a base 1, a bottom mould 2, a first side mould 3 and a second side mould 4. The base 1 is provided with a jack 5, the jack 5 is used for driving the bottom die 2 to move up and down, the number of the jacks 5 is determined according to the weight and the length of the stair, and screw jacks and hydraulic jacks can be adopted. The first side die 3 and the second side die 4 are driven to relatively close to each other until the first side die 3 and the second side die 4 are in a vertical state when the bottom die 1 moves downwards, and the first side die 3 and the second side die 4 are driven to relatively move away from each other by the gravity of the first side die 3 and the second side die 4; and the area enclosed by the first side mold 3 and the second side mold 4 and the bottom mold 2 when the two side molds are vertical forms a stair mold cavity 6.
Specifically, the cross sections of the first side die 3 and the second side die 4 are L-shaped, the horizontal section of the first side die 3 and the second side die 4 is located between the bottom die 2 and the base 1, the bending part of the first side die is naturally placed on the base 1, and meanwhile, the gravity centers of the vertical sections of the first side die 3 and the second side die 4 are located on the outer sides of the first side die 3 and the second side die 4. Therefore, the horizontal sections of the first side form 3 and the second side form 4 are driven by their own weight to incline outwards when the bottom form 2 is not limited, and the horizontal sections of the first side form 3 and the second side form 4 are pressed downwards when the bottom form 2 moves downwards, so that the first side form 3 and the second side form 4 are relatively close to each other until in a vertical state.
Preferably, the outer parts of the upper ends of the first side die 3 and the second side die 4 are respectively provided with a balancing weight 7. On one hand, the side die is convenient to process and manufacture, and on the other hand, the driving force and the speed of the first side die and the second side die which are relatively far away can be controlled only by controlling the weight and the position of the configuration block 7.
Preferably, the inside portion of first side form 3 and second side form 4 lower extreme all is equipped with compresses tightly portion 8, compresses tightly portion 8 and can be the boss, the strengthening rib, the connecting rod etc. of outstanding side form, just compress tightly portion 8 and be located between base 1 and die block 2. For other connection structure, adopt the mode that sets up pressing part 8 between die block 2 and base 1 to drive first side form 3 and second side form 3 and draw close in opposite directions when making die block 2 move down, the structure is simpler, and the motion is more reliable.
Preferably, the lower end of the first side mold 3 is hinged to the base 2 through a first hinge seat 9, the lower end of the second side mold 4 is hinged to the base 2 through a second hinge seat 10, so that the lower ends of the first side mold 3 and the second side mold 4 are limited, the opening and closing reliability and the pouring precision of the mold are ensured, a large opening degree (at most, 180 degrees) can be formed between the upper ends of the first side mold 3 and the second side mold 4, and the stair lifting operation is facilitated.
Example 2
Based on embodiment 1, 3 lateral walls of first side form are provided with a plurality of observation holes 11 that communicate with 6 stair die cavities, it has apron 12 to observe 11 outside covers of hole, apron 12 can be dismantled with first side form 3 and be connected to in the condition of pouring of observation stair, ensure the quality of pouring of stair. Of course, the observation hole 11 may be provided in the second side mold 4, or both the first side mold 3 and the second side mold 4 may be provided with the observation hole 11.
Preferably, a boss 13 is arranged on one side of the cover plate 12, which faces the observation hole 11, and the boss 13 is used for filling the observation hole. Namely, the outer diameter of the boss 13 is less than or equal to the inner diameter of the observation hole 11, and the height of the boss 13 is less than or equal to the thickness of the first side die 3 die plate, so as to prevent the boss from being formed on the surface of the stair, thereby reducing the weight of the stair and ensuring the beautiful appearance of the stair.
Preferably, a handle 14 is disposed on the outer side of the cover plate 12 to facilitate the assembly and disassembly of the cover plate 12.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. A prefabricated stair mold capable of being demolded in two directions comprises a base (1), a bottom mold (2), a first side mold (3) and a second side mold (4), and is characterized in that a jack (5) is arranged on the base (1), and the jack (5) is used for driving the bottom mold (2) to move up and down;
the first side die (3) and the second side die (4) are driven to relatively close to each other until being in a vertical state when the bottom die (2) moves downwards, and the first side die (3) and the second side die (4) are driven to relatively move away from each other by the gravity of the first side die and the second side die;
the first side die (3) and the second side die (4) are vertical and form a stair die cavity (6) with an area surrounded by the bottom die (2).
2. The prefabricated staircase die with the bidirectional demolding function as claimed in claim 1, wherein the first side die (3) and the second side die (4) are respectively provided with a balancing weight (7) at the outer part of the upper end.
3. The prefabricated staircase die with the bidirectional demolding function as claimed in claim 2, wherein the first side die (3) and the second side die (4) are respectively provided with a pressing portion (8) inside the lower end thereof, and the pressing portions (8) are located between the base (1) and the bottom die (2).
4. The prefabricated staircase mould with bidirectional demoulding function as claimed in claim 3, wherein the lower end of the first side mould (3) is hinged to the base (1) through a first hinge seat (9), and the lower end of the second side mould (4) is hinged to the base (1) through a second hinge seat (10).
5. The prefabricated stair mold with the bidirectional demolding function as claimed in any one of claims 1 to 4, wherein the side wall of the first side mold (3) is provided with a plurality of observation holes (11) communicated with the stair mold cavity (6), a cover plate (12) covers the outer sides of the observation holes (11), and the cover plate (12) is detachably connected with the first side mold (3).
6. The prefabricated staircase mould according to claim 5, characterised in that the cover plate (12) is provided with a boss (13) on the side facing the porthole (11), said boss (13) being intended to fill the porthole (11).
7. The prefabricated staircase mold for two-way demolding, as claimed in claim 5, wherein said cover plate (12) is provided with a handle (14) on the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020158203.4U CN211566308U (en) | 2020-02-10 | 2020-02-10 | Prefabricated stair mould of two-way drawing of patterns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020158203.4U CN211566308U (en) | 2020-02-10 | 2020-02-10 | Prefabricated stair mould of two-way drawing of patterns |
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| CN211566308U true CN211566308U (en) | 2020-09-25 |
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| CN202020158203.4U Active CN211566308U (en) | 2020-02-10 | 2020-02-10 | Prefabricated stair mould of two-way drawing of patterns |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112643872A (en) * | 2020-12-18 | 2021-04-13 | 北京东霖混凝土制品有限公司 | Concrete member production water line |
| CN112720803A (en) * | 2020-12-15 | 2021-04-30 | 南京铭至五金工具有限公司 | Integrated bathroom product forming and manufacturing method |
| CN114193712A (en) * | 2021-11-30 | 2022-03-18 | 徐瑾 | Core-pulling die-opening strain-preventing die for columnar component die casting |
-
2020
- 2020-02-10 CN CN202020158203.4U patent/CN211566308U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112720803A (en) * | 2020-12-15 | 2021-04-30 | 南京铭至五金工具有限公司 | Integrated bathroom product forming and manufacturing method |
| CN112720803B (en) * | 2020-12-15 | 2022-03-25 | 东莞市金利怡卫浴有限公司 | Integrated bathroom product forming and manufacturing method |
| CN112643872A (en) * | 2020-12-18 | 2021-04-13 | 北京东霖混凝土制品有限公司 | Concrete member production water line |
| CN112643872B (en) * | 2020-12-18 | 2022-03-22 | 北京东霖混凝土制品有限公司 | Concrete member production water line |
| CN114193712A (en) * | 2021-11-30 | 2022-03-18 | 徐瑾 | Core-pulling die-opening strain-preventing die for columnar component die casting |
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