CN115351882A - Large-size adjustable UHPC (ultra high performance polycarbonate) special-shaped component die and using method thereof - Google Patents
Large-size adjustable UHPC (ultra high performance polycarbonate) special-shaped component die and using method thereof Download PDFInfo
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- CN115351882A CN115351882A CN202210994840.9A CN202210994840A CN115351882A CN 115351882 A CN115351882 A CN 115351882A CN 202210994840 A CN202210994840 A CN 202210994840A CN 115351882 A CN115351882 A CN 115351882A
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- 238000000034 method Methods 0.000 title abstract description 9
- 229920000515 polycarbonate Polymers 0.000 title description 4
- 239000004417 polycarbonate Substances 0.000 title description 4
- 239000011374 ultra-high-performance concrete Substances 0.000 claims abstract description 45
- 239000002023 wood Substances 0.000 claims description 6
- 239000004567 concrete Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 230000011218 segmentation Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 206010066054 Dysmorphism Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/02—Moulds with adjustable parts specially for modifying at will the dimensions or form of the moulded article
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0002—Auxiliary parts or elements of the mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0002—Auxiliary parts or elements of the mould
- B28B7/0014—Fastening means for mould parts, e.g. for attaching mould walls on mould tables; Mould clamps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0029—Moulds or moulding surfaces not covered by B28B7/0058 - B28B7/36 and B28B7/40 - B28B7/465, e.g. moulds assembled from several parts
- B28B7/0055—Mould pallets; Mould panels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/28—Cores; Mandrels
- B28B7/30—Cores; Mandrels adjustable, collapsible, or expanding
- B28B7/306—Cores; Mandrels adjustable, collapsible, or expanding pliable or extensible
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Moulds, Cores, Or Mandrels (AREA)
Abstract
The invention discloses a large-size adjustable UHPC (ultra high Performance concrete) special-shaped component die and a using method thereof. The apron is formed for the segmentation concatenation of the little apron of a piece block size difference, when the mould is assembled, the die block, high side mould, low side mould size is fixed unchangeable, UHPC component marking time board size of producing as required, select corresponding size's little apron and end mould, accomplish assembling of mould, realize only needing to replace apron and end mould and just can accomplish the production of different UHPC components that move about, solve the problem that increases the mould preparation because of the difference of component size, improve the universal rate of mould, and the cost is saved, and the production efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of concrete pouring, and particularly relates to a large-size adjustable UHPC (ultra high performance polycarbonate) special-shaped component die and a using method thereof.
Background
At present, the mold for producing the large-size UHPC special-shaped component has a complex structure, occupies a large area and has a large weight, the manufacturing difficulty of the mold is increased due to different local sizes of the components when the large-size UHPC component is produced in large quantity, and the molds with different specifications are required to be customized for the special-shaped components with different sizes, so that the cost of the mold is high, the utilization rate of the mold is low, and the production cost is increased.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a large-size adjustable UHPC (ultra high Performance polycarbonate) special-shaped component die which can improve the universality rate of the die and reduce the production cost of components. In addition, the invention also provides a use method of the large-size special-shaped component mold.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a large-size adjustable UHPC (ultra high Performance concrete) special-shaped component die which comprises a bottom die, an end die, a high Bian Cemo, a first top side die, a low side die, side dies, a cover plate and a second top side die, wherein the bottom die is arranged on a ground beam, the end dies are arranged at two ends of the bottom die, two sides of each end die extend outwards to be respectively provided with a high side and a low side, the high sides are arranged at the top of the end dies, the low sides are arranged in the middle of the end dies, the first top side die is arranged along the length direction of the bottom die and is arranged at the end parts of the high sides, the high side dies are arranged along the length direction of the bottom die, the high side dies are arranged at the lower parts of the high sides, the transverse cross section of the high side dies is L-shaped, one side end surface of each high side die is connected with the bottom die and the main body of the end die, the other side end surface of each high side die is connected with the lower end surface of the high side, the second top side form is followed the length direction of die block sets up and install in the tip on low limit, low avris side form is followed the length direction of die block sets up, low avris side form install in the lower part on low limit, the transverse section of low edge side form is the L type, its one side end face with the die block the main part of end mould is connected, another side end face with the lower terminal surface on low limit is connected, the side mould is followed the length direction setting of die block, the bottom of side mould with low limit is connected, the side end face of side mould with the main part of end mould is connected, the apron is followed the length direction setting of die block, a side end face of apron with the side mould is connected, the other end with the second top side form is connected, the both ends of apron length direction with low limit is connected, the end mould is followed the length direction of die, the second top side die the apron can be replaced, the die block the end mould the high side die the first top side die the low side die the apron the second top side die forms pours the chamber.
As a preferable technical scheme, the cover plate is formed by combining a plurality of sub cover plates, and the sub cover plates and the second top side die are fixed through C-shaped clamps.
As a preferred technical scheme, an inner core mold is arranged on the bottom mold, the inner core mold is located between the high-side mold and the low-side mold, and a rotary support rod is arranged inside the inner core mold.
As a preferred technical scheme, the high-side die and the low-side die are connected with the floor through vertical support rods and fixed supports, and wood block cushions are arranged between the bottoms of the vertical support rods and the fixed supports and the floor.
According to the preferable technical scheme, the high-side die and the fixed support are connected through a rotating support, and the low-side die and the fixed support are connected through a rotating support.
According to the preferable technical scheme, the end die at one end of the bottom die is formed by connecting two sub end dies with the same structure through bolts, a cavity is formed between the two sub end dies, and the cavity is internally provided with the leakage-proof material.
According to the preferable technical scheme, the second top side die and the cover plate are fixed through fasteners, the fasteners are installed on the assembling frame, and the assembling frame is located on the upper portion of the pouring cavity.
The invention provides a use method of a large-size adjustable UHPC (ultra high Performance concrete) special-shaped component die, which adopts the large-size adjustable UHPC special-shaped component die and is characterized by comprising the following steps:
step one, mounting a bottom die on a ground beam;
selecting a proper end mold and a proper cover plate according to pouring requirements;
step three, fixedly mounting the inner core mold on the bottom mold through bolts;
step four, sequentially installing an end die, a high Bian Cemo, a first top side die, a low side die, a side die and a second top side die;
fifthly, adjusting small cover plates with corresponding sizes according to the sizes of the UHPC components, connecting the small cover plates into a large cover plate through bolts, and fixedly connecting two sides of the cover plate with a second top side die and a side die;
step six, pouring concrete, and after pouring is finished, sequentially removing the side die, the cover plate, the second top side die, the fixed adjustable side die, the high side die, the low side die and the inner core die;
and step seven, repeating the step two to the step six.
Compared with the prior art, the invention has the following technical effects:
(1) The cover plate is formed by connecting and splicing small cover plates with different sizes by bolts, the cover plate and the end die with corresponding sizes are replaced according to the overall dimension of the produced UHPC component step plate, the dies at other parts are universal, the production of different UHPC special components can be completed by only replacing the cover plate and the end die, the utilization rate of the dies is improved, and the production cost is reduced.
(2) The side mold mechanism and the inner core mold mechanism of the adjustable mold not only meet the requirement of the size of the UHPC special-shaped component tread plate, but also meet the requirement of the bottom of the component in a cavity structure, solve the problem of difficulty in manufacturing the mold due to the complex structure of the UHPC special-shaped component, and ensure the size precision and the appearance quality of the UHPC special-shaped prefabricated component.
(3) According to the invention, the bottom die, the end dies, the side dies and the cover plate are tightly connected, the tooling frame is positioned above the die and is connected with the side dies and the cover plate, so that the connection position of the die is tighter, the risk of slurry leakage caused by upward floating of the cover plate die due to large volume weight of UHPC material is reduced, one side end die of the die is formed by connecting two same end dies through bolts, a small cavity is formed between the two dies, and materials such as yellow sand and the like are filled in the cavity, so that the slurry leakage condition at the position of the end die can be better prevented.
(4) When the mould is disassembled, the wood block cushion layer at the bottom of the support is taken off, the support is suspended on the ground for a certain height, the high-side mould and the low-side mould can be turned over for a certain angle by rotating the support, so that the effect that the mould is separated from the surface of a component is achieved, and the support of the side mould with the support cannot fall off, so that the subsequent mould assembling is realized; the inner core mold is of a flexible structure, and after the inner core mold is lifted together with the component, the stay bars in the inner core mold are rotated to reduce the size of the inner core mold, so that the inner core mold is convenient to demold. The problem of because of UHPC dysmorphism component mould structure is complicated to cause the form removal difficulty is solved, simplify the form removal process, improved the production efficiency of component.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic diagram of the whole structure of the adjustable die for the UHPC profiled component.
Fig. 2 is a front view of an adjustable die for a UHPC profiled element according to the invention.
Fig. 3 is a schematic structural diagram of a cover plate in the UHPC special-shaped framework adjustable die.
Fig. 4 is a partial top view of an adjustable die for UHPC profile members of the invention.
Fig. 5 is a schematic structural diagram of the inner core mold of the adjustable mold for the UHPC special-shaped component.
FIG. 6 is a schematic structural diagram of a UHPC special-shaped prefabricated part of the invention.
FIG. 7 is a view showing the construction of the bottom surface of a UHPC shaped preform member of the present invention.
Wherein the reference numerals are specified as follows: the structure comprises a ground beam 1, a bottom die 2, an end die 3, a high side die 4, a low side die 5, a side die 6, a first top side die 7, a cover plate 8, a tooling frame 9, an inner core die 10, an inclined strut 11, a fixed support 12, a rotary support 13, a C-shaped clamp 14, a rotary support rod 15, a second top side die 16 and a vertical support rod 17.
Detailed Description
The embodiment provides a large-size adjustable UHPC (ultra high Performance concrete) special-shaped component die, which is used for manufacturing different-size stepping plates for producing UHPC special-shaped components and comprises a bottom die 2, an end die 3, a high side die 4, a first top side die 7, a low side die 5, side dies 6, a cover plate 8 and a second top side die 16, wherein the bottom die 2 is arranged on a ground beam 1, the end dies 3 are arranged at two ends of the bottom die 2, two sides of the end die 3 extend outwards and are respectively provided with a high side and a low side, the high side is arranged at the top of the end die 3, the low side is arranged in the middle of the end die 3, the first top side die 7 is arranged along the length direction of the bottom die 2 and is arranged at the end part of the high side, the high side die 4 is arranged along the length direction of the bottom die 2, the high side die 4 is arranged at the lower part of the high side, the transverse cross section of the high side die 4 is L-shaped, one side end surface is connected with the main bodies of the bottom die 2 and the end die 3, the other side end face is connected with the lower end face of the high side, the second top side die 16 is arranged along the length direction of the bottom die 2 and is arranged at the end part of the low side, the low side die 5 is arranged along the length direction of the bottom die 2, the low side die 5 is arranged at the lower part of the low side, the transverse section of the low side die 5 is L-shaped, one side end face of the low side die is connected with the main bodies of the bottom die 2 and the end die 3, the other side end face of the low side die is connected with the lower end face of the low side, the side die 6 is arranged along the length direction of the bottom die 2, the bottom of the side die 6 is connected with the low side, the side end face of the side die 6 is connected with the main body of the end die 3, the cover plate 8 is arranged along the length direction of the bottom die 2, one side end face of the cover plate 8 is connected with the side die 6, the other end of the second top side die 16, the two ends of the cover plate 8 in the length direction are connected with the low side, the end die 3, the second top side die 16, the cover plate 8, the bottom die 2, the high side die 3, the high side die 4, the end die and the end die are arranged at the bottom die 2 and the bottom die and the end of the low side die and the low side die 3 can be replaced by the low side die, the first top side die 7, the low side die 5, the side die 6, the cover plate 8 and the second top side die 16 form a pouring cavity. When the mould is assembled, except that the sizes of the cover plate 8 and the end mould 3 are correspondingly changed, other structures are unchanged, and the cover plate 8 and the end mould 3 can be changed at any time according to the size of the special-shaped component to be produced when the mould is assembled. The cover plate 8 is formed by splicing sub-cover plates 8 with different block sizes, one side of the cover plate 8 is connected with the side die 6 through a bolt, and the other side of the cover plate 8 is fixed with the second top side die 16 through a C-shaped clamp 14. The top of the first top side die 7 is fixed with the top of the side die 6 through a pull rod. An inner core die 10 is arranged on the bottom die 2, the inner core die 10 is positioned between the high side die 4 and the low side die 5, and a rotary support rod 15 is arranged inside the inner core die 10. The bottoms of the high-side die 4 and the low-side die 5 are connected with a floor through the fixed support 12 and the vertical support rods 17, and a wood block cushion layer is arranged between the bottoms of the fixed support 12 and the vertical support rods 17 and the floor. The high side die 4 and the fixed bracket 12 are connected, and the low side die 5 and the fixed bracket 12 are connected through a rotating bracket 13. The second top side die 16 and the cover plate 8 are fixed through fasteners, the fasteners are installed on a mounting frame, and the mounting frame 9 is located on the upper portion of the pouring cavity. The end die 3 at one end of the bottom die 2 is formed by connecting two sub end dies 3 with the same structure through bolts, a cavity is formed between the two sub end dies 3, and a leakage-proof material is placed in the cavity.
When the die is assembled, the sizes of the bottom die 2, the high side die 4, the side die 6, the low side die 5, the first top side die 7, the second top side die 16 and the like are fixed, the sizes of the UHPC component tread boards to be produced are selected according to the sizes of the UHPC component tread boards to be produced, the sub-cover boards 8 and the end dies 3 with corresponding sizes are selected, the assembling of the die is completed, the production of different UHPC different-row components can be completed only by replacing the cover boards 8 and the end dies 3, the problem that the die is made due to different sizes of the components is solved, the universal rate of the die is improved, the cost is saved, and the production efficiency is improved. As shown in fig. 6, when different members are produced, the shape and position of the AB segment are changed, so that the casting requirement can be met only by adjusting the length of the lower edges of the end molds 3 at the two ends and correspondingly adjusting the size of the cover plate 8.
The embodiment also provides a use method of the large-size adjustable UHPC special-shaped component die, which comprises the following steps:
firstly, a bottom die 2 is installed on a ground beam 1, an inner core die 10 is connected with the bottom die 2 through bolts, and the inner core die 10 is installed and fixed on the bottom die 2;
step two, high avris mould 4, low side mould 5, end mould 3, side mould 6, first top side mould 7, second top side mould 16 are installed in order to connect fixedly, and the billet bed course is placed to support 12, vertical vaulting pole 17 bottom, and step two includes following step:
(a) The high-side mold 4 and the low-side mold 5 are placed on two sides of the bottom mold 2, the molds on two sides are fixedly connected with the floor through the supports 12 and the vertical support rods 17, and the bottom of the fixed support 12 and the vertical support rod 17 connected with the molds on two sides is provided with a wood block cushion layer;
(b) The two end molds 3 are respectively fixed at the front end and the rear end of the bottom mold 2;
(c) The side die 6 is arranged above the lower side die 5 and is tightly connected with the end die 3;
(d) A second top side die 16 is arranged on the lower side die 5, and one side of the second top side die 16 is tightly connected with the end die 3; a first top side die 7 is arranged on the high side die 4, one side of the first top side die 7 is tightly connected with the end die 3
Step three, adjusting small cover plates 8 with corresponding sizes according to the sizes of the components, wherein the small cover plates 8 are mutually connected to form a large cover plate 8, and the cover plate 8 is fixedly connected with the top side die and the side die 6;
step four, putting the steel bars into a mold; ensuring the accurate installation of the position of the embedded part during mold entering;
step five, mounting a tooling frame 9 to ensure that fasteners at all parts are tightly connected; the method comprises the following specific steps: two sides of the tool frame 9 are respectively connected with the inclined strut 11 through bolts; the middle part of the tool frame 9 is tightly connected with the side edge die 6 through a C-shaped clamp 14, and the middle part of the tool frame 9 is connected with the upper end of the cover plate 8 through a bolt;
step six, pouring concrete: pouring concrete at one time and vibrating;
step seven, demolding operation after the member maintenance is finished, which comprises the following steps:
(1) Removing the tool frame 9 and a pull rod for connecting the first top side die 7 and the side die 6;
(2) Removing the bolt for connecting the inner core mold 10 and the bottom mold 2 from the bottom of the mold;
(3) Removing the side dies 6, the cover plate 8, the first top side die 7 and the second top side die 16;
(4) Removing the support rods 11, and removing wood cushion layers between the terrace and the fixing support 12 and between the support rods 17 and the vertical support rods;
(5) The high-side die 4 and the low-side die 5 can be turned over by a certain angle through the rotating bracket 13, the high-side die 4 and the low-side die 5 on two sides are removed, and the end die 3 is removed;
(6) And (4) hoisting the component, and removing the inner core mold 10 at the bottom of the component.
Although the present invention has been described in detail with respect to the above embodiments, it will be understood by those skilled in the art that modifications or improvements based on the disclosure of the present invention may be made without departing from the spirit and scope of the invention, and that such modifications and improvements are within the spirit and scope of the invention.
Claims (8)
1. The large-size adjustable UHPC special-shaped component mold is characterized by comprising a bottom mold, an end mold, a high Bian Cemo, a first top side mold, a low side mold, a cover plate and a second top side mold, wherein the bottom mold is arranged on a ground beam, the end molds are arranged at two ends of the bottom mold, two sides of each end mold extend outwards to be respectively provided with a high side and a low side, the high sides are arranged at the tops of the end molds, the low sides are arranged in the middle of the end molds, the first top side mold is arranged along the length direction of the bottom mold and is arranged at the end part of the high sides, the high side mold is arranged along the length direction of the bottom mold, the high side mold is arranged at the lower part of the high sides, the transverse section of the high side mold is L-shaped, one side end surface of the high side mold is connected with the bottom mold and the main body of the end mold, the other side surface of the high side is connected with the lower end surface of the high sides, the second top side form is followed the length direction of die block sets up and install in the tip on low limit, low avris side form is followed the length direction of die block sets up, low avris side form install in the lower part on low limit, the transverse section of low edge side form is the L type, its one side end face with the die block the main part of end mould is connected, another side end face with the lower terminal surface on low limit is connected, the side mould is followed the length direction setting of die block, the bottom of side mould with low limit is connected, the side end face of side mould with the main part of end mould is connected, the apron is followed the length direction setting of die block, a side end face of apron with the side mould is connected, the other end with the second top side form is connected, the both ends of apron length direction with low limit is connected, the end mould the second top side form, the apron can be replaced, the die block, the end mould, the high side form, first top side form, the low side form the side mould, the apron, second top side form forms pours the chamber.
2. The UHPC die of claim 1, wherein the cover plate is assembled from a plurality of sub-cover plates, and the sub-cover plates and the second top side die are fixed by C-clamps.
3. The die for the large-size adjustable UHPC special-shaped component as claimed in claim 1, wherein an inner core die is arranged on the bottom die, the inner core die is positioned between the high side die and the low side die, and a rotary support rod is arranged inside the inner core die.
4. The large-size adjustable UHPC special-shaped component die as claimed in claim 1, wherein the bottom of the high side die and the bottom of the low side die are connected with a floor through vertical support rods and a fixed support, and a wood block cushion layer is arranged between the vertical support rods, the bottom of the fixed support and the floor.
5. The large-size adjustable UHPC special-shaped component mould as claimed in claim 4, wherein the high side die and the fixed support and the low side die and the fixed support are connected through a rotating support.
6. The die for the large-size adjustable UHPC special-shaped component as claimed in claim 1, wherein the end die at one end of the bottom die is formed by connecting two sub end dies with the same structure through bolts, a cavity is formed between the two sub end dies, and a leakage-proof material is placed in the cavity.
7. The large-size adjustable UHPC special-shaped component mould as claimed in claim 1, wherein the second top side mould and the cover plate are fixed through a fastener, the fastener is arranged on the tool frame, and the tool frame is positioned at the upper part of the pouring cavity.
8. Use of a die for large-size adjustable UHPC profiles according to any of claims 1-7, comprising the steps of:
step one, mounting a bottom die on a ground beam;
selecting a proper end mold and a proper cover plate according to pouring requirements;
step three, fixedly mounting the inner core mold on the bottom mold through bolts;
step four, sequentially installing an end die, a high Bian Cemo, a first top side die, a low side die, a side die and a second top side die;
fifthly, adjusting small cover plates with corresponding sizes according to the sizes of the UHPC components, connecting the small cover plates into a large cover plate through bolts, and fixedly connecting two sides of the cover plate with a second top side die and a side die;
step six, pouring concrete, and after pouring is finished, sequentially removing a side die, a cover plate, a second top side die, a fixed adjustable side die, a high side die, a low side die and an inner core die;
and step seven, repeating the step two to the step six.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210994840.9A CN115351882B (en) | 2022-08-18 | 2022-08-18 | Large-size adjustable UHPC special-shaped component die and application method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210994840.9A CN115351882B (en) | 2022-08-18 | 2022-08-18 | Large-size adjustable UHPC special-shaped component die and application method thereof |
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| CN115351882A true CN115351882A (en) | 2022-11-18 |
| CN115351882B CN115351882B (en) | 2024-02-06 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116714081A (en) * | 2023-04-28 | 2023-09-08 | 上海建工四建集团有限公司 | Template supporting system of special-shaped precast concrete member |
| CN116714081B (en) * | 2023-04-28 | 2024-10-18 | 上海建工四建集团有限公司 | Template supporting system of special-shaped precast concrete member |
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- 2022-08-18 CN CN202210994840.9A patent/CN115351882B/en active Active
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116714081A (en) * | 2023-04-28 | 2023-09-08 | 上海建工四建集团有限公司 | Template supporting system of special-shaped precast concrete member |
| CN116714081B (en) * | 2023-04-28 | 2024-10-18 | 上海建工四建集团有限公司 | Template supporting system of special-shaped precast concrete member |
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|---|---|
| CN115351882B (en) | 2024-02-06 |
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