CN210414929U

CN210414929U - Assembled stair mould

Info

Publication number: CN210414929U
Application number: CN201920618754.1U
Authority: CN
Inventors: 何立; 谭武; 陶正全; 秦正; 黄中
Original assignee: Chongqing Chuanchuandaye Steel Structure Co ltd
Current assignee: Chongqing Chuanchuandaye Steel Structure Co ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-04-28
Anticipated expiration: 2029-04-30

Abstract

The utility model discloses an assembly type stair mold, which comprises a bottom mold, a first side mold and a second side mold, wherein the bottom mold is provided with a positioning contour line for positioning and installing the first side mold and the second side mold; the first side die is provided with a pre-embedded positioning assembly for demolding; be provided with the pull rod assembly who is used for adjusting the side form interval on first side form and the second side form, through this technical scheme's assembled stair mould, the dismouting of mould in the use is convenient, demoulding mechanism and pull rod mechanism's design more convenient and the installation of forming process fix a position and the promotion of product quality after the shaping, its operation convenience, production high efficiency, maintain simple, low cost, win the favor of builder's site, have more extensive application prospect.

Description

Assembled stair mould

Technical Field

The utility model relates to a building mould technical field, concretely relates to assembled stair mould.

Background

The fabricated building is classified into a pure fabricated building and a partially fabricated building, in which fabricated staircases are important components in the partially fabricated building. Compared with the traditional cast-in-place stair, the assembled stair has the advantages of small field operation amount, short construction period, energy conservation, environmental protection, low manufacturing cost and the like.

The existing prefabricated stair mold is characterized in that two side molds for manufacturing a stair body are vertically arranged on a bottom plate respectively, a cavity is formed between the two side molds, reinforced concrete is placed in the cavity to pour the stair body, and the stair body poured in the cavity has the characteristics of convenience for quick installation, high stability, few cracks and few gaps and high strength, but the stair mold still has the following defects and is characterized in that: firstly, the existing mold is installed on a bottom mold by hoisting and then positioning a side mold, and because the mold is heavy in mass, the whole installation process is complicated in operation, and a large amount of time is needed for accurately positioning the mold; meanwhile, the disassembly of the die after the product is formed is very inconvenient, and various tools are required; secondly, before a product is formed, reinforcing steel bars are embedded into a cavity of a traditional stair mold, after the product is formed, the embedded reinforcing steel bars are lifted, transported and moved, then the protruding parts of the reinforcing steel bars on the surface of the product are cut, and surface polishing is carried out to meet the quality requirement of the product, and the whole process is complex in operation; third, current mould can the drawing of patterns pour next stair body after pouring the stair body and solidify completely, and efficiency is very low, and the mould structure is very complicated simultaneously, and the cost is too high.

Therefore, for solving the above problems, an assembled stair mold is needed, which is convenient to install and disassemble, does not need to adopt a mode of embedding reinforcing steel bars, improves the product quality, and meanwhile, the mold has a simple structure, is convenient to process, has low cost and improves the working efficiency.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at overcoming the defect among the prior art, provide an assembled stair mould, just the installation is dismantled, need not to adopt the pre-buried mode of reinforcing bar, improves product quality, and mould simple structure facilitates processing simultaneously, and low cost improves work efficiency.

An assembled stair mold comprises a bottom mold, a first side mold and a second side mold, wherein a positioning contour line for positioning and installing the first side mold and the second side mold is arranged on the bottom mold; the first side die is provided with a pre-embedded positioning assembly for demolding; and pull rod assemblies for adjusting the distance between the side dies are arranged on the first side die and the second side die.

Furthermore, pre-buried locating component is including setting up the mount pad on first side mould, setting up the reference column on the mount pad and the pre-buried sleeve that sets up with the reference column connection.

Furthermore, the positioning column upwards extends along the Z-axis direction of the installation seat and then is bent along the Y-axis direction to form a bent part, the end part of the bent part is connected with a positioning sleeve, the axial direction of the positioning sleeve is parallel to the Z-axis direction of the installation seat, and an inwards concave forming sleeve is arranged between the positioning sleeve and the embedded sleeve.

Furthermore, the pull rod assembly comprises a group of adjusting supports arranged on the first side die and the second side die in parallel and an adjusting screw rod used for adjusting the distance between the two adjusting supports.

Further, the adjusting support comprises an adjusting part and a lifting part, and the adjusting part and the lifting part are manufactured through integral forming.

Furthermore, the whole hoisting part is of a semicircular structure, and the hoisting part is provided with hoisting holes for hoisting the side die.

Furthermore, the whole rectangular structure that is of regulating part, the regulating part is seted up and is used for installing adjusting screw's fashioned adjustment tank of buckling in succession.

Furthermore, a plurality of threaded holes and pin positioning holes are formed in the bottoms of the first side die and the second side die.

Furthermore, the threaded holes in the bottom of the side die are connected through thick thread bolts, and the thread cross sections of the thick thread bolts are trapezoidal.

The utility model has the advantages that: the utility model provides an assembled stair mould, easy to assemble dismantles, need not to adopt the pre-buried mode of reinforcing bar, improves product quality, and mould simple structure facilitates processing simultaneously, and low cost improves work efficiency.

Drawings

The invention will be further described with reference to the following figures and examples:

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

FIG. 2 is a schematic structural view of the pre-buried positioning assembly of the present invention;

FIG. 3 is a schematic structural view of a first side mold of the present invention;

fig. 4 is a schematic view of the bottom die structure of the present invention;

fig. 5 is a schematic diagram of a second inner template structure of the present invention.

Reference numerals

A first side mold 1; a second side mold 2; a bottom die 3; pre-burying a positioning component 4; a tie rod assembly 5; a threaded hole 6; a pin locating hole 7; a mounting seat 8; a positioning column 9; a positioning sleeve 10; a concave forming sleeve 11; pre-burying the sleeve 12; a lifting part 13; an adjustment section 14; an adjusting screw 15; an adjustment groove 16; a lifting hole 17; the contour line 18 is positioned.

Detailed Description

FIG. 1 is a schematic structural view of the present invention; FIG. 2 is a schematic structural view of the pre-buried positioning assembly of the present invention; FIG. 3 is a schematic structural view of a first side mold of the present invention; fig. 4 is a schematic view of the bottom die structure of the present invention; fig. 5 is a schematic diagram of a second inner template structure of the present invention. As shown in the figure, the assembled stair mold comprises a bottom mold 3, a first side mold 1 and a second side mold 2, wherein a positioning contour line 18 for positioning and installing the first side mold and the second side mold is arranged on the bottom mold 3; the first side die 1 is provided with an embedded positioning assembly 4 for demoulding; be provided with the pull rod assembly 5 that is used for adjusting the side form interval on first side form 1 and the second side form 2, through this technical scheme's assembled stair mould, installation process easy operation, the mould location is convenient accurate, the location profile line 18 (adopting laser portrayal) of die block design prefab, can fully guarantee that the side form equipment aims at and installs the emergence that supplementary sealed area can effective control hourglass thick liquid phenomenon additional simultaneously, two die blocks of one set of mould configuration simultaneously, but when first die block preforming does not solidify completely, only need dismantle the side form to another die block on the manufacturing can, and the production efficiency is improved, moreover, the steam generator is simple in structure, the convenience is processed, low cost.

In this embodiment, pre-buried locating component is including setting up mount pad 8 on first side form 1, setting up reference column 9 on mount pad 8 and being connected the pre-buried sleeve 12 that sets up with reference column 9, and mount pad 8 is the steel sheet of rectangle to the setting is connected on first side form 1 to the detachable mode, and reference column 9 passes through the welding setting with the positioning seat. The positioning column 9 is bent along the direction of the Y axis after upwards extending along the direction of the Z axis of the mounting seat to form a bent part (the direction of the Z axis of the mounting seat is the direction perpendicular to the rectangular plate surface in figure 2, and the direction of the Y axis is the width direction of the rectangular plate), the end part of the bent part is connected with a positioning sleeve 10, the axial direction of the positioning sleeve is parallel to the direction of the Z axis of the mounting seat, an inner concave forming sleeve 11 is arranged between the positioning sleeve 10 and an embedded sleeve 12, the end part of the positioning column 9 is connected with the hollow positioning sleeve 10, the outer side wall of the positioning sleeve 10 is connected with the end part of the bent part into a whole in a welding mode, the bent part of the arch structure enables the positioning sleeve to have better strength and is more convenient for installation and positioning, the inner concave forming sleeve 11 is of an inverted cone structure, the positioning sleeve 10, the inner concave forming sleeve 11 and the embedded sleeve 12 are positioned on the same axis through, pouring concrete and taking out the bolt until the product preforming time is finished, taking out the positioning sleeve 10 and the inverted cone-shaped concave forming sleeve 11 together, because the embedded sleeve 12 is an internal thread structure, if a product needs to be hoisted, only the bolt needs to be screwed into the embedded sleeve 12 for hoisting, after hoisting is finished, the bolt is taken out, because of the inverted cone design of the concave forming sleeve 11, cement is convenient to be filled into the concave forming sleeve 11 to fill the concave hole left after the concave forming sleeve 11 is withdrawn, the need of pre-embedding reinforcing steel bars in the traditional mould is avoided, then the steel bar is cut out to carry out the complex operation of polishing surface treatment, thereby not only saving the installation time, meanwhile, the product quality is improved, polishing marks cannot be left, the appearance is attractive, the embedded positioning assemblies 4 can be designed into a plurality of pieces according to use requirements, the number of the embedded positioning assemblies is preferably two, and the embedded positioning assemblies are convenient to install and lift.

In this embodiment, the pull rod assembly 5 includes a set of parallel arrangement in the regulation support of first side form 1 and second side form 2 and is used for adjusting two adjusting screw 15 that adjust the support interval, through two pull rod assemblies 5 and with the adjusting screw 15 that the pull rod assembly cooperation was used, accomplish the back of pouring at the side form cavity, adjusting screw 15 carries out the interval adjustment of first side form 1 and second side form 2, make it reach suitable interval, guarantee that the size of product satisfies the design demand, promote the product precision, preferred pull rod assembly 5 can set up to four totally two sets, ensure that the inside material of cavity distributes more evenly.

In this embodiment, adjust the support and include regulating part 14 and lift by crane portion 13, regulating part 14 makes through integrated into one piece with lift by crane portion 13, adjusts the whole platelike structure that is the rectangle of support, simple structure, convenient processing, the whole semicircular structure that is of lift by crane portion 13, lift by crane portion 13 and be provided with the lifting eye 17 that is used for lifting by crane the installation of side form, through lifting by crane portion 13 and regulating part 14 design into an overall structure, need not to design special position of lifting by crane in other positions of side form, and one is dual-purpose, practices thrift the cost, makes its structure simpler.

In this embodiment, regulating part 14 wholly is the rectangle structure, regulating part 14 offers the fashioned adjustment tank 16 of buckling in succession that is used for installing adjusting screw 15, adjustment tank 16 includes two sections along vertical decurrent vertical sections and sets up in the smooth changeover portion of two vertical sections, adjustment tank 16 wholly is "Z" style of calligraphy structure, design through the adjustment tank, only need slide the vertical section of the top vertical section of adjusting screw through adjusting tank 16 to the bottom through smooth changeover portion during the use, bolt through the adjusting screw both ends is fastened, reach suitable interval, moreover, the steam generator is simple in structure, and convenient for operation is swift, and the lifting efficiency is improved.

In this embodiment, first, second side form bottom all is provided with a plurality of screw holes 6 and pin locating hole 7, screw hole 6 of side form bottom adopts thick tooth bolted connection, thick tooth bolt screw thread cross-section is trapezoidal, adopts thick tooth bolt to carry out fastening connection, connects the fastening reliably, simultaneously makes things convenient for in accomplishing the rapid Assembly dismantlement, and pin locating hole 7 adopts the cotter hole of heavy-calibre, when installing the location, plays prepositioning's effect, and the product is accomplished and is solidified the back, takes out the pin, goes deep into cotter hole prying side form with the crow bar, can accomplish the separation of side form and product, convenient operation.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides an assembled stair mould which characterized in that: the die comprises a bottom die, a first side die and a second side die, wherein a positioning contour line for positioning and installing the first side die and the second side die is arranged on the bottom die; the first side die is provided with a pre-embedded positioning assembly for demolding; and pull rod assemblies for adjusting the distance between the side dies are arranged on the first side die and the second side die.

2. The fabricated stair mold of claim 1, wherein: the embedded positioning assembly comprises an installation seat arranged on the first side die, a positioning column arranged on the installation seat and an embedded sleeve connected with the positioning column.

3. The fabricated stair mold of claim 2, wherein: the positioning column upwards extends along the Z-axis direction of the mounting seat and then is bent along the Y-axis direction to form a bent part, the end part of the bent part is connected with a positioning sleeve, the axial direction of the positioning sleeve is parallel to the Z-axis direction of the mounting seat, and an inwards-concave forming sleeve is arranged between the positioning sleeve and the pre-buried sleeve.

4. The fabricated stair mold of claim 1, wherein: the pull rod assembly comprises a group of adjusting supports arranged on the first side die and the second side die in parallel and an adjusting screw rod used for adjusting the distance between the two adjusting supports.

5. The fabricated stair mold of claim 4, wherein: the adjusting support comprises an adjusting part and a lifting part, and the adjusting part and the lifting part are manufactured through integral forming.

6. The fabricated stair mold of claim 5, wherein: the lifting part is of a semicircular structure integrally, and lifting holes for mounting and lifting the side molds are formed in the lifting part.

7. The fabricated stair mold of claim 6, wherein: the whole rectangular structure that is of regulating part, the regulating part is seted up and is used for installing adjusting screw's fashioned adjustment tank of buckling in succession.

8. The fabricated stair mold of claim 1, wherein: the bottom parts of the first side die and the second side die are provided with a plurality of threaded holes and pin positioning holes.

9. The fabricated stair mold of claim 8, wherein: the threaded holes in the bottom of the side die are connected through thick thread bolts, and the thread cross sections of the thick thread bolts are trapezoidal.