CN219686032U - Prefabricated stair mould - Google Patents
Prefabricated stair mould Download PDFInfo
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- CN219686032U CN219686032U CN202320544588.1U CN202320544588U CN219686032U CN 219686032 U CN219686032 U CN 219686032U CN 202320544588 U CN202320544588 U CN 202320544588U CN 219686032 U CN219686032 U CN 219686032U
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Abstract
The utility model discloses a prefabricated stair mould, which comprises a mould body and a step mould, wherein the mould body is provided with a plurality of grooves; the die body has a cavity disposed along a first direction; the number of the step dies is N, at least one of the step dies is different in size, M step dies are arranged in the cavity and are detachably connected in the first direction to form a bottom die, and M is smaller than or equal to N. According to the technical scheme, the step dies with various sizes are arranged, part or all of the step dies are selectively selected from the step dies to be detachably assembled into the bottom die, so that the adjustability of the stair die is enhanced, and the stair die is further applicable to manufacturing of stairs with various specifications.
Description
Technical Field
The utility model relates to the technical field of molds, in particular to a prefabricated staircase mold.
Background
The fabricated building is a main development direction of the building industry, and the fabricated building is actively carried out all over the country. In the fabricated evaluation, the horizontal preform is still the main score. Stairs are used as horizontal members, which are relatively high in standardization and difficult to manufacture on site, so they are usually chosen to be prefabricated in a factory.
The stair design on the market is various at present, the size situation is various, and the pain point of mill production stair is that its kind is various, just needs a set of stair mould in every specification stair, and the stair mould of different projects is difficult to share, therefore the actual number of times of using of stair mould is far less than its design turnover number of times to lead to the cost stall of stair mould big, expense.
The foregoing is merely provided to facilitate an understanding of the principles of the utility model and is not admitted to be prior art.
Disclosure of Invention
The utility model mainly aims to provide a prefabricated stair mold, which aims to enhance the adjustability of the stair mold and further improve the applicability of the stair mold to stairs of different specifications.
In order to achieve the above object, the present utility model provides a prefabricated staircase mold, comprising:
a mold body having a cavity disposed along a first direction;
the number of the step dies is N, at least one of the step dies is different in size, M step dies are arranged in the cavity and are detachably connected in the first direction to form a bottom die, and M is smaller than or equal to N.
In an embodiment, the die body includes two side dies and two end dies, two side dies are respectively detachably arranged at two sides of the width direction of the bottom die, two end dies are respectively detachably connected with two ends of the length direction of the side dies, and two end dies, two side dies and the bottom die enclose to form a pouring cavity.
In an embodiment, two side molds form a baffle module, and the number of the baffle modules is a plurality of baffle modules, and at least one of the baffle modules is different in size.
In an embodiment, scale marks are arranged on the baffle plate module along the height direction of the baffle plate module.
In an embodiment, the two side molds are arranged above the bottom mold, and the distance between the two side molds is adjustable.
In an embodiment, pour the chamber and pour the chamber including the step and pour the chamber and be located respectively two support that the chamber both ends were pour to the step, the end mould includes bottom plate, first end plate and two second end plates, the bottom plate with the die block can dismantle and be connected, two the second end plate set up in bottom plate width direction's both sides and respectively rather than corresponding side mould can dismantle and be connected, first end plate is located the second end plate is kept away from one side of step mould and its upper end towards the step is pour the chamber direction and is buckled, the bottom plate first end plate and two the second end plate can dismantle and enclose and close and form the support is pour the chamber.
In an embodiment, the first end plate is located between the two second end plates, the width of the first end plate is consistent with the distance between the two second end plates, and the first end plate can be moved along the length direction of the first end plate so as to adjust the length of the support pouring cavity; or,
the second end plates are located on one side, facing the side die, of the first end plates, and the distance between the two second end plates is adjustable to adjust the width of the support pouring cavity.
In an embodiment, the die body further includes a connecting member, and the M step dies are connected to the bottom die by the connecting member.
In an embodiment, the connecting piece includes connecting rod and a plurality of connecting block, a plurality of the connecting block is arranged on the connecting rod along die block length direction row arrangement, a plurality of the connecting block with a plurality of step mould one-to-one is connected.
In an embodiment, a clamping groove is concavely formed in one end, facing the step die, of the connecting block, and a clamping block matched with the clamping groove is arranged at the end of the step die.
In one embodiment, the connector has a plurality of sizes to fit with the bottom molds of different specifications.
In one embodiment, the step heights of the step dies of different sizes are not uniform.
According to the technical scheme, the step dies with various sizes are arranged, part or all of the step dies are selectively selected from the step dies to be detachably assembled into the bottom die, so that the adjustability of the stair die is enhanced, and the stair die is further applicable to manufacturing of stairs with various specifications. In the technical scheme of the utility model, a step standard component system is formed by a plurality of step dies, and for different prefabricated stair projects, a proper step die can be selected from the step standard system to be assembled into a bottom die with expected specification so as to meet the requirements of the corresponding prefabricated stair project; the mutual influence between the step mould and the mould body is weakened, and the repeated use rate of each part in the prefabricated staircase mould is improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the construction of a prefabricated staircase mold according to an embodiment of the utility model;
FIG. 2 is a front view of FIG. 1;
fig. 3 is an enlarged view of a portion a of fig. 2;
FIG. 4 is a partial exploded view of FIG. 2;
fig. 5 is a top view of fig. 1.
Reference numerals illustrate:
| reference numerals | Name of the name | Reference numerals | Name of the name |
| 100 | Prefabricated stair mould | 100a | Pouring cavity |
| 100a 1 | Step pouring cavity | 100a 2 | Support pouring cavity |
| 111 | Base seat | 113 | Connecting piece |
| 1131 | Connecting rod | 1133 | Connecting block |
| 1133a | Clamping groove | 130 | Bottom die |
| 131 | Step die | 1311 | Clamping block |
| 133 | Baffle plate module | 1331 | Side die |
| 150 | End die | 150a | Upper support die |
| 150b | Lower support die | 151 | Bottom plate |
| 153 | End baffle | 1531 | First end plate |
| 1533 | Second end plate | 161 | Pushing piece |
| 162 | Positioning rod | 163 | Limiting rod |
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, if the meaning of "and/or" is presented throughout this document, it is intended to include three schemes in parallel, taking "a and/or B" as an example, including a scheme, or B scheme, or a scheme where a and B meet simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
The present utility model proposes a prefabricated staircase mould 100.
Referring to fig. 1, in the embodiment of the present utility model, the prefabricated staircase mold 100 includes a mold body and a step mold 131, the mold body has a cavity disposed along a first direction, the number of the step molds 131 is N, at least one of the step molds has different dimensions, M step molds 131 are disposed in the cavity and detachably connected along the first direction to form a bottom mold 130, M is less than or equal to N, the length direction of the bottom mold 130 is consistent with the first direction, the bottom mold 130 and the mold body enclose to form a pouring cavity 100a, and the bottom mold 130 and the mold body are detachably connected.
Specifically, the mold body includes two side molds 1331 and two end molds 150, the two side molds 1331 are detachably disposed on two sides of the bottom mold 130 in the width direction, the two end molds 150 are respectively connected with two ends of the side molds 1331 in the length direction, and the two end molds 150, the two side molds 1331 and the bottom mold 130 enclose to form the pouring cavity 100a. In fig. 1, the two end molds 150 are an upper support mold 150a and a lower support mold 150b, and the lower support mold 150b and the upper support mold 150a are respectively positioned at the left and right ends of the bottom mold 130, and hereinafter, the end mold 150 alone, unless otherwise specified, may refer to any one of the upper support mold 150a and the lower support mold 150 b.
In the above embodiment, the bottom mold 130 may be selectively detachably assembled from a plurality of step molds 131 having different sizes, the bottom mold 130 may also be selectively detachably assembled from a plurality of step molds 131 having the same size, and generally, the bottom mold 130 is detachably assembled from a plurality of step molds 131 having the same size. The step width a and/or the step height h of the step mold 131 of different sizes may be set to different specifications, since in a conventional project, the step width of the prefabricated staircase is generally set to 260mm, and the step height is generally varied between 150-175 mm; based on this, in an embodiment of the present utility model, the step width d of the step mold 131 of different sizes is not changed, and is set to 260mm, but the step heights h of the step mold 131 of different sizes are not uniform, and the step heights h of the step mold 131 are 150-175mm, i.e., the step heights h of the step mold 131 may be 150mm, 160mm, 175mm, or any value therebetween.
For example, the mold body may be configured with 6 sizes of step molds 131 each having a step width d of 260mm, but step heights h of 161mm, 163mm, 166mm, 169mm, 172mm, 175mm, respectively, and the number of step molds 131 of each size is not less than 9; when the height of the project floor is 2900mm, namely the total height of the stair to be manufactured is 2900mm, 9 step dies 131 with the step width d of 260mm and the step height h of 161mm can be selected to be detachably assembled into the bottom die 130; when the project floor height is 2950, 9 step dies 131 with the step width d of 260mm and the step height h of 163mm can be selected to be assembled into the bottom die 130; when the project floor height is 3000mm, 9 step dies 131 with the step width d of 260mm and the step height h of 166mm can be selected to be assembled into the bottom die 130; when the project floor height is 3050mm, 9 step dies 131 with the step width d of 260mm and the step height h of 169mm can be selected to be assembled into the bottom die 130; when the project floor height is 3100mm, 9 step dies 131 with the step width d of 260mm and the step height h of 172mm can be selected to be assembled into the bottom die 130; when the project floor height is 3150mm, the bottom die 130 can be assembled by using 9 step dies 131 with the step width d of 260mm and the step height h of 175 mm.
In the embodiment of the present utility model, the number of the step molds 131 constituting the bottom mold 130 may be adjusted as needed. In the technical scheme of the utility model, the size or specification of the bottom die 130 can be adjusted by adjusting the size and the number of the assembled step dies 131, so as to meet the requirements of different prefabricated staircase projects.
The prefabricated staircase mold 100 is required to have a certain rigidity, and the prefabricated staircase mold may be made of one or more materials, for example: the steel, the combination material of the steel and the wood, and the overall bearing capacity is considered, preferably, the prefabricated staircase mold 100 is made of steel; in order to save the material cost, steel materials can be selected as part of the material, wood can be selected as part of the material, namely, the main bearing part is made of steel materials, and the other parts are made of wood.
It should be noted that, in the assembling process of the prefabricated staircase mold 100, a plurality of the step molds 131 may be directly detachably assembled together, or a plurality of the step molds 131 may be indirectly detachably assembled together through a connecting member. In the technical scheme of the utility model, the adjacent step dies 131 need to be closely abutted to avoid leakage in the pouring process. That is, in the assembling process of the prefabricated staircase mold 100, a plurality of the step molds 131 can be directly and detachably assembled with other connectors, without assembling the step molds 131 into the bottom mold 130, so long as tight butt joint between two adjacent step molds 131 is ensured; alternatively, the plurality of step dies 131 may be detachably assembled into the bottom die 130, and then the bottom die 130 is disposed in the cavity.
There are various ways of directly detachably assembling the plurality of step molds 131 into the bottom mold 130, for example: clamping, screwing, bolting, etc., in one embodiment, the bottom die 130 is assembled by bolts between the plurality of step dies 131 based on assembly convenience and assembly stability. Similarly, the bottom die 130 and the die body may be detachably connected in various manners, and in one embodiment, the bottom die 130 and the die body are assembled together by bolts.
According to the technical scheme, the step dies 131 with various sizes are arranged, and part or all of the step dies 131 are selectively selected to be detachably assembled into the bottom die 130, so that the adjustability of the stair die is enhanced, and the stair die is further applicable to manufacturing of stairs with various specifications. In the technical scheme of the utility model, a plurality of step dies 131 jointly form a step standard component system, and for different prefabricated stair projects, a proper step die 131 can be selected from the step standard component system to be assembled into a bottom die 130 with expected specification so as to meet the requirements of the corresponding prefabricated stair projects; the interaction between the step die 131 and the die body is weakened, and the repeated use rate of the components in the prefabricated staircase die 100 is improved.
In order to further improve the applicability of the prefabricated staircase mold 100, the end mold 150, the side mold 1331 and the bottom mold 130 are all detachably connected. In the solution of the present utility model, there are various specific connection manners between the two side molds 1331 and the bottom mold 130, one of which is: in this case, if the prefabricated lengths of the stairs for different projects are identical, even if the dimensions (such as the step width d or the step height h) of the step mold 131 selected to form the bottom mold 130 are different, the side molds 1331 of the prefabricated stair mold 100 of different specifications can be used in common, and it is not necessary to specially configure the side mold 1331 of the corresponding specification for each specification of the bottom mold 130; the other is: in this case, for the production of stairs of different projects, when the step width d, the step height h or the number of the step molds 131 selected to form the bottom mold 130 are different, the bottom mold 130 of different sizes needs to be configured with the side mold 1331 of corresponding sizes.
Referring to fig. 1 and 2, in an embodiment, two side molds 1331 are disposed above the bottom mold 130, and bottom surfaces of the two side molds 1331 are closely attached to the upper surface of the bottom mold 130. In this embodiment, two side molds 1331 form one baffle module 133, the number of baffle modules 133 is plural, and at least one of the baffle modules 133 is different in size, one baffle module 133 may be selected from plural baffle modules 133 to be mounted on the bottom mold 130, and the size of the baffle module 133 mounted on the bottom mold 130 is adapted to the size of the bottom mold 130, and it is understood that the size type of the side mold 1331 corresponds to the size type of the bottom mold 130 one by one, that is, when the specification of the bottom mold 130 changes, the size or specification of the side mold 1331 assembled with the bottom mold 130 into the stair mold is also adjusted accordingly. In this embodiment, the overall length of the bottom die 130 corresponds to the overall length of the side die 1331 mounted thereon.
In this embodiment, the width of the fabricated stairway may be adjusted by adjusting the distance between the two side molds 1331 mounted on the bottom mold 130, the distance between the two side molds 1331 may be reduced to reduce the width of the prefabricated stairway, and the distance between the two side molds 1331 may be increased to increase the width of the prefabricated stairway. It can be appreciated that a stop lever 163 is disposed above the two side dies 1331, and two ends of the stop lever 163 are detachably connected with the two side dies 1331 through bolts respectively. When adjusting the distance between the two side molds 1331, the limit lever 163 is detached from the side mold 1331.
Referring to fig. 2, in an embodiment, the upper end of the side mold 1331 is in a parallelogram shape, the left and right ends of the upper end of the side mold 1331 are respectively and detachably connected with the right end of the lower end mold 150 and the left end of the upper end mold 150, the shape of the lower end surface of the side mold 1331 is matched with the shape of the upper end surface of the bottom mold 130 so that the lower end surface of the side mold 1331 is seamlessly connected with the upper end surface of the bottom mold 130, specifically, the lower end surface of the side mold 1331 is provided with a plurality of grooves sequentially arranged along the length direction thereof so as to correspond to the plurality of step molds 131 assembled into the bottom mold 130 one by one, and the upper end of the step mold 131 assembled into the bottom mold 130 is located in the grooves.
The maximum thickness of the stairs manufactured by the prefabricated stair mold 100 corresponds to the height of the baffle module 133 installed on the bottom mold 130, and in a preferred embodiment, graduation lines are arranged on the baffle module 133 along the height direction thereof so as to facilitate the manufacture of the stairs with various thicknesses; specifically, the graduation marks are disposed on the inner side of the side mold 1331, and for convenience of observation, the graduation marks are generally disposed on the middle portion of the inner side wall of the side mold 1331. The graduation marks may be provided on one or both of the two side molds 1331 of the baffle module 133, and may be selected by those skilled in the art as desired.
Referring to fig. 1, the casting cavity 100a includes a step casting cavity 100a 1 Respectively located in the step pouring cavities 100a 1 Two support pouring cavities 100a at two ends 2 The step pouring cavity 100a 1 Is formed by enclosing the bottom die 130 and the side die 1331, and two support pouring cavities 100a 2 For upper support pouring cavity and lower support pouring cavity, the upper support pouring cavity is arranged in the upper support die 150a, the lower support pouring cavity is arranged in the lower support die 150b, and the step pouring cavity 100a 1 The left end and the right end of the upper support cavity are respectively in butt joint with the lower support cavity and the upper support cavity. In one embodiment, the end mold 150 includes a base plate 151, a first end plate1531 and two second end plates 1533, said bottom plate 151 is detachably connected with said bottom mold 130, said two second end plates 1533 are disposed on two sides of said bottom plate 151 in width direction and are detachably connected with said side molds 1331 on the corresponding sides thereof, said first end plate 1531 is disposed on one side of said second end plate 1533 away from said step mold 131 and the upper end thereof faces said step pouring cavity 100a 1 Direction bending, the bottom plate 151, the first end plate 1531 and the two second end plates 1533 may be detachably enclosed to form the support pouring cavity 100a 2 。
With continued reference to fig. 2 and 5, more specifically, the upper support mold 150a includes an upper bottom plate and an upper end baffle, the upper bottom plate is inclined by 45 ° towards the upper right, the left end of the upper bottom plate is detachably connected with the right end of the bottom mold 130, a support plate is disposed at the bottom of the upper bottom plate, the support plate is perpendicular to the upper bottom plate, the support plate is detachably connected with the bottom mold 130, and a receiving groove is formed between the upper bottom plate and the support plate to receive the top of the right end of the bottom mold 130. The lower support die 150b comprises a lower bottom plate and a lower end baffle, the lower bottom plate is inclined by 45 degrees towards the upper right, the right end of the lower bottom plate is bent downwards to form a connecting plate, the connecting plate is perpendicular to the lower bottom plate and detachably connected with the end die 150, and a containing groove is formed between the lower bottom plate and the connecting plate to contain the top of the left end of the bottom die 130.
In the above embodiment, the support casting cavity 100a 2 The length, width or thickness of the (upper support pouring cavity and the lower support pouring cavity) can be adjusted. In one embodiment, the support casting cavity 100a 2 The second end plate 1533 is located at a side of the first end plate 1531 facing the side mold 1331, and the distance between the two second end plates 1533 is adjustable to adjust the support casting cavity 100a 2 Is a width of (c). More specifically, in the end mold 150 (the upper support mold 150a or the lower support mold 150 b), the width of the end mold 150 may be reduced by reducing the distance between the two second end plates 1533, or the width of the end mold 150 may be increased by increasing the distance between the two second end plates 1533.
In another embodiment, the support casting cavity 100a 2 Specifically, the first end plate 1531 is located between the two second end plates 1533, the width of the first end plate 1531 is consistent with the distance between the two second end plates 1533, and the first end plate 1531 can be moved along the length direction thereof to adjust the support casting cavity 100a 2 Is a length of (c). More specifically, in the upper support mold 150a, the first end plate 1531 moves leftwards to reduce the length of the upper support casting cavity, so that the length of the upper support of the manufactured stair is smaller, and the first end plate 1531 moves rightwards to increase the length of the upper support casting cavity, so that the length of the upper support of the manufactured stair is oversized; in the lower support mold 150b, the first end plate 1531 moves rightward to reduce the length of the lower support casting cavity, so that the length of the lower support of the produced stair is shorter, or the first end plate 1531 moves leftward to increase the length of the lower support casting cavity, so that the length of the lower support of the produced stair is longer. It will be appreciated that in this embodiment, base plate 151, first end plate 1531 and second end plate 1533 of various sizes may be provided to accommodate fabrication of prefabricated stairways of a greater variety of gauges.
With continued reference to fig. 1, in the above embodiment, in one embodiment, the first end board 1531 is mounted with a pushing member 161, and the pushing member 161 is used to assist the first end board 1531 to move left and right, and the pushing member 161 can push the first end board 1531 to move left and right relative to the bottom board 151. The end mold 150 further includes a positioning rod 162, configured to fix the first end plate 1531 at a specific assembly position, where the positioning rod 162 combines with a screw rod to assemble the first end plate 1531 with two second end plates 1533 respectively located on two opposite sides of the first end plate 1531, specifically, the positioning rod 162 is disposed above the first end plate 1531 and the second end plate 1533, the middle part of the positioning rod 162 is fixed with the first end plate 1531 by the screw rod, and the front and rear ends of the positioning rod 162 are respectively fixed with the second end plates 1533 located on front and rear sides of the first end plate 1531 by the screw rod.
Referring to fig. 1 and 4, in an embodiment, the mold body further includes a base 111 and a connecting member 113, the connecting member 113 is installed above the base 111, the bottom mold 130 is disposed above the connecting member 113, and M step molds 131 are connected to form the bottom mold 130 through the connecting member 113. The bottom die 130 is detachably mounted on the base 111 through the connecting piece 113, specifically, the front and rear sides of the bottom die 130 are detachably mounted on the base 111 through one connecting piece 113 respectively. The connecting piece 113 comprises a connecting rod 1131 and a plurality of connecting blocks 1133, the plurality of connecting blocks 1133 are arranged on the connecting rod 1131 along the length direction of the connecting rod 1131, and the connecting blocks 1133 and the connecting rod 1131 are integrally formed. When the bottom die 130 is mounted on the base 111 through the connecting piece 113, the connecting rod 1131 is disposed above the base 111, the connecting block 1133 is disposed above the connecting rod 1131, the step dies 131 are disposed above the connecting block 1133 in a one-to-one correspondence manner, and the step dies 131 are detachably connected with the connecting block 1133 disposed below the step dies, so that the step dies 131 disposed above the connecting block 1133 are assembled into the bottom die 130.
Referring to fig. 3, in an embodiment, a clamping groove 1133a is concavely formed at an end of the connecting block 1133 facing the step die 131, and a clamping block 1311 adapted to the clamping groove 1133a is formed at an end of the step die 131. In more detail, a plurality of clamping grooves 1133a are formed in one end, facing the step die 131, of the connecting block 1133, an avoidance groove is concavely formed in the end of the step die 131, a plurality of clamping blocks 1311 are arranged in the avoidance groove, and the clamping blocks 1311 are arranged in one-to-one correspondence with the clamping grooves 1133 a; the step die 131 is an inverted V-shaped structure or an inverted V-shaped structure formed by integrally forming a step width panel and a step height panel, and in one embodiment, two clamping blocks 1311 are disposed in the avoidance groove, and the two clamping blocks 1311 are respectively located at the front/rear ends of the step width panel and the step height panel of the step die 131.
In the above embodiment, the connecting member 113 of one size can only form the plurality of step molds 131 into the bottom mold 130 of a certain specific specification, so that the applicability of the prefabricated staircase mold 100 is limited. In order to further expand the application range of the stair mold 100, in an embodiment, two connecting pieces 113 form a set of fixing assemblies to jointly fix the front and rear ends of the plurality of step molds 131 forming the bottom mold 130 on the base 111, the mold body includes a plurality of sets of fixing assemblies, at least one set of the fixing assemblies has different dimensions, and during the assembling process of the stair mold 100, one set of fixing assemblies needs to be selected to assemble the plurality of step molds 131 into the bottom mold 130, and then the bottom mold 130 is mounted on the base 111.
The foregoing examples are illustrative only and serve to explain some features of the method of the utility model. The appended claims are intended to claim the broadest possible scope and the embodiments presented herein are merely illustrative of selected implementations based on combinations of all possible embodiments. It is, therefore, not the intention of the applicant that the appended claims be limited by the choice of examples illustrating the features of the utility model. Some numerical ranges used in the claims also include sub-ranges within which variations in these ranges should also be construed as being covered by the appended claims where possible.
Claims (12)
1. A prefabricated staircase mould, comprising:
a mold body having a cavity disposed along a first direction;
the number of the step dies is N, at least one of the step dies is different in size, M step dies are arranged in the cavity and are detachably connected in the first direction to form a bottom die, and M is smaller than or equal to N.
2. The prefabricated staircase mold as defined in claim 1, wherein said mold body comprises two side molds and two end molds, said two side molds being detachably disposed on both sides of said bottom mold in a width direction thereof, said two end molds being detachably connected to both ends of said side molds in a length direction thereof, said two end molds, said two side molds and said bottom mold enclosing to form a casting cavity.
3. The prefabricated staircase mold of claim 2 wherein two of said side molds form a baffle module, said baffle modules being plural in number and at least one of said baffle modules being different in size.
4. A prefabricated staircase mould as claimed in claim 3, wherein the baffle plate modules are provided with graduation marks along their height direction.
5. The prefabricated staircase mold of claim 2 wherein two of said side molds are disposed above said bottom mold with an adjustable spacing therebetween.
6. The prefabricated staircase mold of claim 2, wherein the casting cavity comprises a step casting cavity and two support casting cavities respectively positioned at two ends of the step casting cavity, the end mold comprises a bottom plate, a first end plate and two second end plates, the bottom plate is detachably connected with the bottom mold, the two second end plates are arranged at two sides of the width direction of the bottom plate and are detachably connected with the side molds at corresponding sides respectively, the first end plates are arranged at one side of the second end plates away from the step mold, the upper ends of the first end plates are bent towards the direction of the step casting cavity, and the bottom plate, the first end plates and the two second end plates are detachably enclosed to form the support casting cavity.
7. The prefabricated staircase mold of claim 6 wherein said first end plate is positioned between said two second end plates, said first end plate having a width consistent with the spacing of said two second end plates, said first end plate being movable along its length to adjust the length of said support casting cavity; or,
the second end plates are located on one side, facing the side die, of the first end plates, and the distance between the two second end plates is adjustable to adjust the width of the support pouring cavity.
8. The prefabricated staircase mold of claim 2 wherein said mold body further includes a connector by which M of said step molds are connected to said bottom mold.
9. The prefabricated staircase mold as defined in claim 8, wherein said connecting member includes a connecting rod and a plurality of connecting blocks, a plurality of said connecting blocks being arranged on said connecting rod in a row along a length direction of said bottom mold, a plurality of said connecting blocks being connected in one-to-one correspondence with a plurality of said step molds.
10. The prefabricated staircase mold of claim 9, wherein a clamping groove is concavely formed in one end of the connecting block, facing the step mold, and a clamping block matched with the clamping groove is arranged at the end of the step mold.
11. The prefabricated staircase mold of claim 9 wherein said connector has a plurality of dimensions to accommodate different gauges of said bottom mold.
12. A prefabricated staircase mould according to any of claims 1 to 11, characterised in that the step heights of the step moulds of different dimensions are not uniform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320544588.1U CN219686032U (en) | 2023-03-17 | 2023-03-17 | Prefabricated stair mould |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320544588.1U CN219686032U (en) | 2023-03-17 | 2023-03-17 | Prefabricated stair mould |
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| CN219686032U true CN219686032U (en) | 2023-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320544588.1U Active CN219686032U (en) | 2023-03-17 | 2023-03-17 | Prefabricated stair mould |
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| CN (1) | CN219686032U (en) |
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2023
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