CN216609427U - Mould for manufacturing concrete hollow column - Google Patents
Mould for manufacturing concrete hollow column Download PDFInfo
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- CN216609427U CN216609427U CN202123124344.8U CN202123124344U CN216609427U CN 216609427 U CN216609427 U CN 216609427U CN 202123124344 U CN202123124344 U CN 202123124344U CN 216609427 U CN216609427 U CN 216609427U
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Abstract
The utility model discloses a mould for manufacturing a concrete hollow column, which relates to the field of fabricated building member moulds and comprises an outer cavity mould and an inner cavity mould, wherein the inner cavity mould is positioned at the inner side of the outer cavity mould; the outer cavity die comprises a bottom die, two end side dies, two long side dies and a cover plate which form a cubic structure; the bottom die, the end side die, the long side die and the cover plate are connected through slots, sealing rubber strip embedding grooves are formed in the slots, and sealing rubber strips are embedded in the sealing rubber strip embedding grooves; an end side plate middle hole is formed in the center of the end side die, so that the inner cavity die can penetrate out of the end side plate middle hole; the length of the inner cavity die is greater than that of the outer cavity die. The utility model has the characteristics of high installation speed, good quality, low maintenance cost, repeated use, reduced cost, height adaptation and the like.
Description
Technical Field
The utility model relates to the field of assembled building member moulds, in particular to a mould for manufacturing a concrete hollow column.
Background
Reinforced concrete engineering, often referred to as reinforced concrete for short, refers to a composite material formed by adding reinforcing mesh, steel plates or fibers to concrete and working together with the composite material to improve the mechanical properties of concrete, and is the most common form of reinforced concrete.
The precast concrete structure becomes an important component of building industrialization in China due to the characteristics of quick construction, easily controlled quality, low energy consumption, short construction period and the like. The prefabricated shell of the prefabricated concrete pipe column is not only a template of core cast-in-place concrete during construction, but also a part of a construction load supporting system; the precast concrete pipe column and the core cast-in-place concrete exert respective advantages, the precast concrete pipe column provides effective lateral restraint for the core cast-in-place concrete in the stress process, the bearing capacity and the ductility of the combined member can be improved, the integrity of the connection of the assembled nodes can be enhanced by the core cast-in-place concrete, and the anti-seismic performance of the nodes is improved.
In the prior art, a reinforced concrete structure generally adopts a traditional integral cast-in-place construction method, and the construction method can really ensure that the structure has excellent integrity, shock resistance and other functions and is accepted by engineering personnel. However, because a large amount of concrete needs to be poured in situ, the problems of large workload of field operation, long construction period, high labor intensity of workers, large influence on the environment (such as noise, raised dust, water pollution and construction waste) and the like exist. And the engineering quality is difficult to ensure, so that the development of green buildings, the advocation of green construction and the realization of building industrialization are important measures for building energy conservation.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a mould for manufacturing a concrete hollow column, which has the characteristics of high installation speed, good quality, low maintenance cost, reusability, cost reduction, height adaptation and the like.
In order to achieve the above object, the present invention provides a mold for manufacturing a concrete hollow column, comprising an outer cavity mold and an inner cavity mold, the inner cavity mold being located inside the outer cavity mold; the outer cavity die comprises a bottom die, two end side dies, two long side dies and a cover plate which form a cubic structure; the bottom die, the end side die, the long side die and the cover plate are connected through slots, sealing rubber strip embedding grooves are formed in the slots, and sealing rubber strips are embedded in the sealing rubber strip embedding grooves; an end side plate middle hole is formed in the center of the end side die, so that the inner cavity die can penetrate out of the end side plate middle hole; the length of the inner cavity die is greater than that of the outer cavity die.
In one or more embodiments, the bottom mold, the end side mold, the long side mold and the cover plate are provided with reinforcing ribs.
In one or more embodiments, the cover plate is provided with cover plate grouting holes at equal intervals.
In one or more embodiments, the width of the bead of sealant is greater than the width of the bead of sealant mounting groove.
In one or more embodiments, threaded holes are provided on the bottom mold and the cover plate for installing positioning pins and fastening bolts.
In one or more embodiments, the bottom mold and the cover plate are fastened to the end side mold and the long side mold by the fastening bolts.
In one or more embodiments, the internal cavity mold comprises a rubber bladder and a long steel tube.
In one or more embodiments, the two ends of the rubber air bag are provided with pressure monitoring meters.
In one or more embodiments, the total length of the rubber bladder is greater than the length of the long sides of the bottom mold, the long side mold, and the cover plate.
Compared with the prior art, the mold for manufacturing the concrete hollow column solves the problems of slurry leakage, poor appearance quality of a final pouring surface, difficulty in disassembling an inner cavity mold, low repeated utilization rate of a template, waste of capital cost and production time cost and the like of the existing precast concrete hollow column mold, and has the advantages of high utilization rate, simplicity and convenience in operation, suitability for production of hollow columns with any size of the same section, capability of entering a curing kiln for line production, time saving, capital saving, mold cost saving and good quality effect.
Drawings
Fig. 1 is a schematic view of a mold for manufacturing a concrete hollow column according to the present invention.
Fig. 2 is a schematic view of a carrier film of the present invention.
Fig. 3 is a schematic view of the end side die of the carrier film of the present invention.
Fig. 4 is a schematic view of the end side die of the long side die of the present invention.
Fig. 5 is a schematic end side view of the cover plate of the present invention.
Description of the main reference numerals:
1-end side plate middle hole, 2-cover plate grouting hole, 3-bottom mold, 301-bottom mold reinforcing rib, 4-end side mold, 401-end reinforcing rib, 5-long side mold, 501-long side reinforcing rib, 502-side plate, 6-rubber air bag, 7-cover plate and 701-cover plate reinforcing rib.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
As shown in fig. 1 to 5, a mold for manufacturing a concrete hollow column according to an embodiment of the present invention includes an outer cavity mold and an inner cavity mold, the inner cavity mold being located inside the outer cavity mold, and concrete is poured between the outer cavity mold and the inner cavity mold in use, and a length of the inner cavity mold is greater than a length of the outer cavity mold. The inner cavity die comprises a rubber air bag 6, and the outer cavity die comprises a bottom die 3, an end head side die 4, a long edge side die 5 and a cover plate 7. Specifically, the die main body is a cubic structure enclosed by a bottom die 3, an end side die 4, a long side die 5 and a cover plate 7. Wherein, the bottom die, the end side die, the long side die and the cover plate are all provided with reinforcing ribs.
Fig. 2 shows the structure of the bottom mold 3, which is rectangular, and the bottom surface of the bottom mold is provided with a plurality of bottom mold reinforcing ribs 301 parallel to each other for reinforcing the structural strength of the bottom mold 3, and the directions of the bottom mold reinforcing ribs 301 are parallel to the short sides of the bottom mold 3. The middle part of the upper surface of the bottom die 3 is provided with a raised platform for supporting the inner cavity die.
In fig. 5 is shown the structure of the cover plate 7, which is rectangular and which is provided with several cover plate grouting holes 2 (preferably 2-3) at equal intervals for performing grouting operations. The cover plate 7 is further provided with a cover plate reinforcing rib 701 for reinforcing the structural strength.
Fig. 4 shows the structure of the long-side die 5, the outer surface of the side is provided with a plurality of long-side reinforcing ribs 501 parallel to each other and a side plate 502 arranged on the long side, and the side plate 502 is provided with a threaded hole. The number of the long side dies 5 is two, and the two long side dies are respectively arranged on the long sides of the bottom die 3 and the cover plate 7 to form a cuboid structure. In addition, the long side die 5 adopts corner circular arc design.
Fig. 3 shows a structure of end side molds 4, two in number, which are respectively installed on the short sides of the bottom mold 3, the long side molds 5, and the cover plate 7 to form a rectangular parallelepiped structure. The center of the end side die 4 is provided with an end side plate middle hole 1, so that the inner cavity die can penetrate out of the end side plate middle hole 1. The end side die 4 is provided with a plurality of end reinforcing ribs 401 at positions surrounding the holes 1 in the end side plates, and the end reinforcing ribs are used for reinforcing the structural strength of the end side die 4.
The bottom die 3, the end side die 4, the long side die 5 and the cover plate 7 are connected in a splicing mode through slots, the slots are stepped, and sealing rubber strip embedding slots are formed in each slot and used for embedding sealing rubber strips for sealing. Wherein, the width of the sealing rubber strip is slightly larger than that of the embedding groove of the sealing rubber strip. The sealing strip is preferably made of foamed rubber.
Threaded holes are further formed in the bottom die 3 and the cover plate 7 and used for mounting positioning pins and fastening bolts. The positioning pin is used for calibrating the positions of the end side die and the long side die 5, and the fastening bolt is used for fastening the end side die and the long side die 5.
The total length of the rubber air bag 6 is larger than that of the outer cavity die, that is, the total length of the rubber air bag 6 is larger than that of the long sides of the bottom die 3, the long side die 5 and the cover plate 7. The inner cavity die also comprises 4 long steel pipes, the rubber air bag 6 is assisted to send the rubber air bag 6 into the outer cavity die through the 4 long steel pipes, and the long steel pipes support the rubber air bag 6; specifically, the outer cavity die is penetrated through a hole 1 in the end side plate of the end side die 4, and the rubber air bag 6 has extra length at both ends of the outer cavity die.
In addition, both ends of the rubber air bag 6 are provided with pressure monitoring meters for ensuring that the internal air pressure of the rubber air bag 6 is kept between 0.015Mp and 0.03 Mp.
When the mold for manufacturing the concrete hollow column is used, the bottom mold 3 is fixed, then the sealing strips are fully embedded in all the sealing strip embedding grooves, then the two long-edge side molds 5 are aligned to the long edges of the bottom mold 3 and are symmetrically placed on two sides respectively, the positions of the long-edge side molds 5 are adjusted through the positioning pins due to the fact that the long-edge side molds 5 are designed in the shape of circular arcs of corners, and the long-edge side molds are connected and fastened through bolts after positioning is completed; positioning the two end side molds 4 through positioning pins, and then fastening and connecting the bottom mold 3 and the long side molds 5 through bolts; then laying steel bars, pouring and vibrating a first layer of concrete, checking air pressure of an inner cavity die (a rubber air bag 6) which is longer than the outer cavity die, smearing a release agent, penetrating through a center hole 1 in an end side plate in the middle of an end side die 4 on one side, drawing the inner cavity die through four steel pipes, penetrating out of the center hole 1 in the end side plate in the middle of the end side die 4 on the other side, and limiting the position of possible deformation by the steel pipes so that the two ends of the steel pipes are exposed out of the length of more than 200mm after the steel pipes penetrate through the outer cavity die; and then, continuously performing layered pouring, after the concrete pouring is finished, closing the cover plate 7, calibrating the position through a positioning pin, connecting by using a bolt, covering the cover plate at the feed inlet on the upper surface, slightly vibrating the cover plate, and finally finishing the die assembly.
When the die is disassembled, the cover plate 7, the inner cavity die, the end head side die 4 and the long side die 5 are disassembled in sequence, and then the component is lifted to the storage area. When the inner cavity mold is disassembled, the inner cavity mold (the rubber air bag 6) needs to be deflated firstly, and then the inner cavity mold is extruded through 2 steel pipes at the bottom and the top of the air bag, so that the outer surface of the air bag is separated from the surface of the inner wall of the concrete prefabricated hollow column, and then the steel pipes and the rubber air bag can be dragged out together.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the utility model and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the utility model and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.
Claims (9)
1. A mould for manufacturing a concrete hollow column, comprising an outer cavity mould and an inner cavity mould, the inner cavity mould being located inside the outer cavity mould; the outer cavity die comprises a bottom die, two end side dies, two long side dies and a cover plate which form a cubic structure; the bottom die, the end side die, the long side die and the cover plate are connected through slots, sealing rubber strip embedding grooves are formed in the slots, and sealing rubber strips are embedded in the sealing rubber strip embedding grooves; an end side plate middle hole is formed in the center of the end side die, so that the inner cavity die can penetrate out of the end side plate middle hole; the length of the inner cavity die is greater than that of the outer cavity die.
2. The mold for manufacturing a concrete hollow column as claimed in claim 1, wherein reinforcing ribs are provided on the bottom mold, the head side mold, the long side mold and the cover plate.
3. A mold for manufacturing a concrete hollow column as claimed in claim 1, wherein said cover plate is provided with cover plate injection holes at equal intervals.
4. The mold for manufacturing a concrete hollow column as claimed in claim 1, wherein the sealing rubber strip has a width greater than that of the embedding groove of the sealing rubber strip.
5. The mold for manufacturing a concrete hollow column as claimed in claim 1, wherein the bottom mold and the cover plate are provided with screw holes for installing a positioning pin and a fastening bolt.
6. The mold for manufacturing a concrete hollow column as claimed in claim 5, wherein the bottom mold and the cover plate are fastened to the end side molds and the long side molds by the fastening bolts.
7. A mould for making a concrete hollow column according to claim 1, characterized in that the cavity mould comprises a rubber bladder and a long steel tube.
8. A mold for manufacturing a hollow column of concrete as claimed in claim 7, wherein said rubber bladder is provided with a pressure monitoring gauge at both ends.
9. The mold for manufacturing a concrete hollow column as claimed in claim 7, wherein the rubber air bladder has a total length greater than the lengths of the bottom mold, the long side mold and the long side of the cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123124344.8U CN216609427U (en) | 2021-12-14 | 2021-12-14 | Mould for manufacturing concrete hollow column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123124344.8U CN216609427U (en) | 2021-12-14 | 2021-12-14 | Mould for manufacturing concrete hollow column |
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| CN216609427U true CN216609427U (en) | 2022-05-27 |
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| CN202123124344.8U Active CN216609427U (en) | 2021-12-14 | 2021-12-14 | Mould for manufacturing concrete hollow column |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446971A (en) * | 2022-08-25 | 2022-12-09 | 中国建筑第四工程局有限公司 | Turnover air bag template for pouring prefabricated hollow column and manufacturing method thereof |
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2021
- 2021-12-14 CN CN202123124344.8U patent/CN216609427U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446971A (en) * | 2022-08-25 | 2022-12-09 | 中国建筑第四工程局有限公司 | Turnover air bag template for pouring prefabricated hollow column and manufacturing method thereof |
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