CN221540152U - Die for manufacturing nonstandard prestressed hollow slab - Google Patents
Die for manufacturing nonstandard prestressed hollow slab Download PDFInfo
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- CN221540152U CN221540152U CN202421349710.0U CN202421349710U CN221540152U CN 221540152 U CN221540152 U CN 221540152U CN 202421349710 U CN202421349710 U CN 202421349710U CN 221540152 U CN221540152 U CN 221540152U
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- table top
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- prestressed
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- 238000004519 manufacturing process Methods 0.000 title abstract description 13
- 210000002435 tendon Anatomy 0.000 claims abstract description 14
- 230000000149 penetrating effect Effects 0.000 claims abstract description 9
- 239000011148 porous material Substances 0.000 claims abstract description 6
- 239000000696 magnetic material Substances 0.000 claims description 4
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002572 peristaltic effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Moulds, Cores, Or Mandrels (AREA)
Abstract
The die for manufacturing the nonstandard prestressed hollow slab comprises a table top, wherein two bases for stretching and setting prestressed tendons are sequentially and fixedly connected to the table top, at least two end templates are arranged between the two bases, two side templates are arranged between the two adjacent end templates, a die cavity for pouring is formed among the two side templates, the two end templates and the table top, through holes and gaps are uniformly distributed on the end templates along the length direction of the die cavity, end sleeves are arranged in the through holes in a penetrating manner, the inner ends of the end sleeves extend into the die cavity and are used for forming pore channels of the ends of the nonstandard prestressed hollow slab, and the gaps are positioned on the lower side edges of the end templates and are used for penetrating and setting the prestressed tendons; the side templates and the end templates can be positioned on the table top, and mold cavities with different specifications can be formed among the two side templates, the two end templates and the table top, so that the prestressed hollow plates with different specifications can be produced in the mold cavities with different specifications.
Description
Technical Field
The utility model relates to the technical field of prestressed hollow slab manufacturing, in particular to a die for manufacturing nonstandard prestressed hollow slabs.
Background
In recent years, the assembled structure of China develops rapidly, the prestressed hollow slab is widely applied in engineering, and the standardized prestressed hollow slab is manufactured with single specification and variety. The manufacturing method of the nonstandard prestressed hollow slab can not meet various buildings, solves the problem of single production of the standardized prestressed hollow slab, is easy to obtain nonstandard prestressed hollow slab template materials, has low cost, saves resources and is simple and convenient to operate, and the templates and the fixed blocks can be detachably connected.
The concrete prestress hollow plate machine with the publication number CN201427340Y is formed in a forming box, and longitudinal peristaltic movement of a core pipe is controlled by adopting a crank sliding block mechanism, so that the forming of a product is realized; the utility model discloses a mould of pouring of hollow board of prestressing force of publication number CN217434605U, two sets of first templates and two sets of second templates splice each other and enclose and close and form rectangular frame, and rectangular frame installs and form the die cavity that supplies to pour in the base top, and the inner core membrane adopts first bellows and second bellows to splice each other for the hollow board of preparation prestressing force. In the two schemes, when the nonstandard prestressed hollow slab is manufactured, the casting mould needs to be changed greatly, and meanwhile, the length of the inner core membrane needs to be changed correspondingly, so that the manufacturing of nonstandard prestressed hollow slabs with more specifications cannot be completed.
Disclosure of utility model
Aiming at the problems in the prior art, the utility model provides a die for manufacturing nonstandard prestressed hollow plates, which aims to reduce the cost of an improved tool so as to produce nonstandard prestressed hollow plates with more specifications.
The die for manufacturing the nonstandard prestressed hollow slab comprises a table top, wherein two bases for stretching and setting the prestressed tendons are sequentially and fixedly connected to the table top, clamping parts for clamping the prestressed tendons are arranged on the two bases, and the clamping parts on the two bases are in one-to-one correspondence and are used for enabling the prestressed tendons between the two bases to be arranged in parallel; at least two end templates are arranged between two bases, two side templates are arranged between two adjacent end templates, a supporting piece used for supporting the side templates is arranged at the outer wall of each side template, two ends of each supporting piece and each end template are detachably and fixedly connected to a table top, a mold cavity used for pouring is formed among the two side templates, the two end templates and the table top, through holes and gaps are uniformly distributed on the end templates along the length direction of the mold cavity, end sleeves are arranged in the through holes in a penetrating mode, the inner ends of the end sleeves extend into the mold cavities and are used for forming pore channels of the ends of nonstandard prestress hollow plates, and the gaps are located on the lower side edges of the end templates and are used for penetrating prestress ribs.
The method further comprises the following steps: the table top is made of magnetic materials, permanent magnets are fixedly connected to the end parts of the supporting piece and the end part template, and the permanent magnets are attracted to the table top.
The method further comprises the following steps: the permanent magnet is U-shaped structure and is reversely buckled on the table top, the bottom wall of the permanent magnet is in threaded fit with a bolt, and the bolt is perpendicular to the table top.
The method further comprises the following steps: the support piece comprises a vertical plate, the long direction of the vertical plate is perpendicular to the long direction of the side face template, and one end of the vertical plate is matched with and attached to the outer wall of the side face template.
The method further comprises the following steps: the base is vertical strip shaped plate, strip shaped plate fixed connection is in the both sides that the mesa is relative, and joint portion is including the draw-in groove that is located strip shaped plate top edge and the fixed block that is located draw-in groove one side, and the fixed block is used for fixed connection on prestressing tendons.
The method further comprises the following steps: the fixed block is a clamping piece type anchorage device or a unidirectional lock capable of unidirectional movement along the prestressed tendons.
The method further comprises the following steps: the number of the end templates is even, the two adjacent end templates are recorded as a group of templates, the distance between the two end templates in each group of templates is the same, the distance between the two opposite end templates in the adjacent group of templates is more than twice the length of the end sleeve, and a mold cavity with the same specification is formed between the two end templates in each group of templates.
The utility model has the beneficial effects that: the side templates and the end templates can be positioned on the table top, and mold cavities with different specifications can be formed among the two side templates, the two end templates and the table top, so that the prestressed hollow plates with different specifications can be produced in the mold cavities with different specifications.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged view of the structure of area A in FIG. 1;
fig. 3 is a schematic structural diagram of another embodiment of the present utility model.
Detailed Description
The present utility model will be described in detail with reference to the accompanying drawings. Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model. The terms left, middle, right, upper, lower, etc. in the embodiments of the present utility model are merely relative concepts or references to the normal use state of the product, and should not be construed as limiting.
First embodiment:
The die for manufacturing the nonstandard prestressed hollow slab is shown in fig. 1 and 2, and comprises a table top 1, two bases 8 for pulling and arranging a prestressed rib 2 are fixedly connected to the table top 1 in sequence along the front-rear direction of the table top 1, clamping parts 81 for clamping the prestressed rib 2 are arranged on the two bases 8, the clamping parts 81 on the two bases 8 are in one-to-one correspondence and are used for enabling the prestressed rib 2 between the two bases 8 to be arranged in parallel, the prestressed rib 2 is arranged along the front-rear direction of the table top 1, the bases 8 are strip-shaped plates, the plate surfaces of the strip-shaped plates are perpendicular to the table top 1, the lengths of the strip-shaped plates are arranged along the left-right direction of the table top 1, the strip-shaped plates are fixedly connected to two opposite sides of the table top 1, the clamping parts 81 comprise clamping grooves 811 positioned on the top edges of the strip-shaped plates and fixing blocks 812 positioned on one side of the clamping grooves 811, the fixing blocks 812 are used for being fixedly connected to the prestressed ribs, or one-way locking blocks capable of moving along the clamping pieces 2 in one direction, and the fixing blocks 812 are blocked outside the clamping grooves 811;
At least two end templates 9 are arranged between two bases 8, the length directions of the end templates 9 are arranged along the front-back direction of the table top 1, the plate surfaces of the end templates 9 are perpendicular to the table top 1, two end templates 9 are arranged in the embodiment, two side templates 3 are arranged between two adjacent end templates 9, the cross sections of the side templates 3 are wavy, the length directions of the side templates are arranged along the front-back direction of the table top 1, supporting pieces 5 for supporting the side templates 3 are arranged at the outer walls of the side templates 3, the two ends of the supporting pieces 5 and the two ends of the end templates 9 are detachably and fixedly connected to the table top 1, a mold cavity for pouring is formed among the two side templates 3, the two end templates 9 and the table top 1, through holes 92 and notches 91 are uniformly distributed on the end templates 9 along the length directions of the end templates, end sleeves 7 are arranged in the through holes 92 in a penetrating mode, the inner ends of the end sleeves 7 extend into the mold cavity and are used for forming pore channels of nonstandard prestress hollow plate ends, and the notches 91 are arranged on the lower side edges of the end templates 9 and used for penetrating prestress ribs 2.
Wherein, the two ends of the supporting piece 5 and the end template 9 can be clamped, bolted or fixedly connected to the table top 1 through magnets, in this embodiment, the table top 1 is made of magnetic material, preferably steel material, in other embodiments, a matching belt formed by magnetic material or magnets is embedded on the table top 1, the belt surface of the matching belt is flush with the table top (not shown in the figure), permanent magnets 4 are fixedly connected to the ends of the supporting piece 5 and the end template 9, and the permanent magnets 4 are attracted on the table top 1 or the matching belt. In order to facilitate the removal of the permanent magnet 4 from the table top 1, the permanent magnet 4 is of a U-shaped structure and is reversely buckled on the table top 1, a bolt 41 is in threaded fit with the bottom wall of the permanent magnet 4, and the bolt 41 is perpendicular to the table top 1; the bolt 41 is rotated to bring the bolt 41 into contact with the table top 1, and after the bolt 41 is rotated continuously, the permanent magnet 4 is lifted from the table top by the bolt 41 and separated from the table top, whereby the suction state between the permanent magnet 4 and the table top 1 is released.
The support 5 includes the riser, the long direction of riser sets up perpendicularly with the long direction of side form 3, the one end of riser and the outer wall phase-match of side form 3 are laminated, equal fixedly connected with diaphragm 6 on riser and tip form 9, diaphragm 6 and riser that are connected with the riser form L shape structure, diaphragm 6 that is connected with tip form 9 is located the tip of tip form 9, diaphragm 6 and mesa 1 laminating, permanent magnet 4 and diaphragm 6 fixed connection or crimping are on diaphragm 6 to can dismantle fixed connection with support 5 and tip form 9 on mesa 1.
When the nonstandard prestressed hollow slab is manufactured, the prestressed tendons 2 are stretched and pre-tensioned between the two bases 8, and the prestressed tendons 2 are positioned through the fixing blocks 812; then, fixedly connecting the two side templates 3 and the two end templates 9 on the table top 1 to form a die cavity with the table top 1, penetrating the end sleeve 7 into the through hole 92 of the end template 9, placing the hollow tube 100 used for forming the nonstandard prestressed hollow slab in the die cavity, respectively butting the two ends of the hollow tube 100 with the corresponding end sleeve 7, then pouring concrete in the die cavity, after the concrete is formed, pulling out the end sleeve 7 from the concrete, forming the end part of a pore channel in the concrete at the position before the end sleeve 7 is pulled out of the concrete, taking the hollow tube 100 as the middle part of the pore channel, and finally removing the side templates 3 and the end templates 9 on the table top 1, thereby completing the manufacture of the nonstandard prestressed hollow slab.
Second embodiment:
other technical features under the same condition as the first embodiment, as shown in fig. 3, the number of the end templates 9 is even, the two adjacent end templates 9 are recorded as a group of templates, the distance between the two end templates 9 in each group of templates is the same, and the distance between the two opposite end templates 9 in the adjacent group of templates is more than twice the length of the end sleeve 7, so that a mold cavity 200 with the same specification is formed between the two end templates 9 in each group of templates, and the mass production of nonstandard prestressed hollow plates is realized; in addition, when the number of the end templates 9 is odd, cavities of different specifications can be formed between the adjacent end templates 9, so that nonstandard prestressed hollow slabs of different specifications can be alternately produced.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. A die for making nonstandard prestressed hollow slab, characterized in that: the device comprises a table top, wherein two bases for stretching the prestressed tendons are sequentially and fixedly connected to the table top, clamping parts for clamping the prestressed tendons are arranged on the two bases, and the clamping parts on the two bases are in one-to-one correspondence and are used for enabling the prestressed tendons between the two bases to be arranged in parallel; at least two end templates are arranged between two bases, two side templates are arranged between two adjacent end templates, a supporting piece used for supporting the side templates is arranged at the outer wall of each side template, two ends of each supporting piece and each end template are detachably and fixedly connected to a table top, a mold cavity used for pouring is formed among the two side templates, the two end templates and the table top, through holes and gaps are uniformly distributed on the end templates along the length direction of the mold cavity, end sleeves are arranged in the through holes in a penetrating mode, the inner ends of the end sleeves extend into the mold cavities and are used for forming pore channels of the ends of nonstandard prestress hollow plates, and the gaps are located on the lower side edges of the end templates and are used for penetrating prestress ribs.
2. The mold for making nonstandard prestressed hollow slabs of claim 1, wherein: the table top is made of magnetic materials, permanent magnets are fixedly connected to the end parts of the supporting piece and the end part template, and the permanent magnets are attracted to the table top.
3. The mold for making nonstandard prestressed hollow slabs of claim 2, wherein: the permanent magnet is U-shaped structure and is reversely buckled on the table top, the bottom wall of the permanent magnet is in threaded fit with a bolt, and the bolt is perpendicular to the table top.
4. The mold for making nonstandard prestressed hollow slabs of claim 1, wherein: the support piece comprises a vertical plate, the long direction of the vertical plate is perpendicular to the long direction of the side face template, and one end of the vertical plate is matched with and attached to the outer wall of the side face template.
5. The mold for making nonstandard prestressed hollow slabs of claim 1, wherein: the base is vertical strip shaped plate, strip shaped plate fixed connection is in the both sides that the mesa is relative, and joint portion is including the draw-in groove that is located strip shaped plate top edge and the fixed block that is located draw-in groove one side, and the fixed block is used for fixed connection on prestressing tendons.
6. The mold for making nonstandard prestressed hollow slabs of claim 5, wherein: the fixed block is a clamping piece type anchorage device or a unidirectional lock capable of unidirectional movement along the prestressed tendons.
7. The mold for making nonstandard prestressed hollow slabs of claim 1, wherein: the number of the end templates is even, the two adjacent end templates are recorded as a group of templates, the distance between the two end templates in each group of templates is the same, the distance between the two opposite end templates in the adjacent group of templates is more than twice the length of the end sleeve, and a mold cavity with the same specification is formed between the two end templates in each group of templates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421349710.0U CN221540152U (en) | 2024-06-14 | 2024-06-14 | Die for manufacturing nonstandard prestressed hollow slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421349710.0U CN221540152U (en) | 2024-06-14 | 2024-06-14 | Die for manufacturing nonstandard prestressed hollow slab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221540152U true CN221540152U (en) | 2024-08-16 |
Family
ID=92221861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421349710.0U Active CN221540152U (en) | 2024-06-14 | 2024-06-14 | Die for manufacturing nonstandard prestressed hollow slab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221540152U (en) |
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2024
- 2024-06-14 CN CN202421349710.0U patent/CN221540152U/en active Active
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