CN108127770B - Prefabricated mould of component - Google Patents
Prefabricated mould of component Download PDFInfo
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- CN108127770B CN108127770B CN201710576643.4A CN201710576643A CN108127770B CN 108127770 B CN108127770 B CN 108127770B CN 201710576643 A CN201710576643 A CN 201710576643A CN 108127770 B CN108127770 B CN 108127770B
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- component
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- mould
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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
- B28B7/22—Moulds for making units for prefabricated buildings, i.e. units each comprising an important section of at least two limiting planes of a room or space, e.g. cells; Moulds for making prefabricated stair units
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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 provides a component prefabrication mould which is used for prefabricating a concrete component, wherein the component prefabrication mould comprises a mould body and a semi-closed hanging type template, and the semi-closed hanging type template comprises the following components: the plane part is horizontally arranged and is provided with at least one shear key die; the positioning part is fixedly connected with the die body and the plane part, and the positioning part enables the plane part to be positioned above the die body. The semi-closed suspension type formwork which can realize the water collecting and leveling operation on the concrete on the top surface of the component is arranged and fixed at the top of the mould body, so that the precast mould for the component ensures that the concrete is poured compactly and the surface is level while the shear key on the top of the component is molded, and the dimensional accuracy of the component is effectively improved.
Description
Technical Field
The invention relates to the field of constructional engineering, in particular to a component prefabricating die.
Background
In the existing field of building engineering, concrete members are prefabricated and installed on construction sites as a future development trend, and common concrete members comprise upright posts, bent caps and the like. Compared with the construction site construction method for building a component die and directly pouring, the precast concrete components have the advantages of convenience in field management, high construction precision and the like. However, compared to in-situ casting, the precast concrete member is required to be spliced by a plurality of precast member nodes due to the limitation of the size, and a plurality of pairs of shear keys are required to be arranged on the joint surfaces of two adjacent precast member nodes to be connected with each other.
In the prior art, the mould for manufacturing the precast concrete member is completely closed, and only concrete pouring holes and ventilation holes are reserved. And manufacturing the prefabricated component with the shear keys on the upper end face and the lower end face through arranging corresponding shear key molds on the top surface and the bottom surface of the mold. However, in the casting and tamping process of concrete, air bubbles are often separated out, and the concrete is contracted and water is separated out when the concrete is solidified, so that the completely closed mold cannot be used for carrying out operations such as water collection, leveling and the like on the concrete when the concrete is solidified, the top surface of a component is uneven after prefabrication is finished, and quality defects such as air bubbles and gaps exist, so that the precision requirement of bridge construction cannot be met.
Disclosure of Invention
The invention aims to solve the technical problems that in the prior art, a die for manufacturing a precast concrete member is completely closed, and because air bubbles are often separated out in the concrete in the casting and tamping process and water is separated out when the concrete is solidified, the completely closed die cannot carry out operations such as water collection, leveling and the like on the concrete when the concrete is solidified, the top surface of the manufactured member is uneven, and quality defects such as air bubbles, gaps and the like exist, and the precision requirement of bridge construction cannot be met.
The invention solves the technical problems by the following technical scheme:
a component prefabrication mould for prefabricating a concrete component, the component prefabrication mould comprising a mould body and a semi-closed suspension form, the semi-closed suspension form comprising:
the plane part is horizontally arranged and is provided with at least one shear key die, and at least one shear key die is arranged below the body of the plane part;
the positioning part is fixedly connected with the die body and the plane part, and the positioning part enables the plane part to be positioned above the die body.
The top of the mould body is provided with a semi-closed hanging type mould plate which is connected and fixed with the mould body. The semi-closed hanging type formwork comprises a plurality of shear key molds which are fixed on the plane parts of the semi-closed hanging type formwork and are hung on the top of the mold body for forming the shear keys on the top surface of the component. Therefore, an operator can carry out water collecting and leveling operation on the component through gaps between the shear keys, so that the component prefabricating die ensures that concrete is poured compactly and has a flat surface while forming the shear keys at the top of the component, and the dimensional accuracy of the component is effectively improved.
Preferably, the plane portion includes a plurality of cross beams, and the plurality of cross beams are disposed opposite to each other and connected to each other.
The beams are connected and fixed with each other to form a main body of the plane part, and an operator can observe the forming condition of the shear key die and the member fixed on the beams through gaps between the beams.
Preferably, a plurality of the cross beams comprise:
the two first cross beams are oppositely arranged at intervals and in parallel;
the second cross beams are oppositely arranged at intervals in parallel, and two ends of each second cross beam are respectively connected with the two first cross beams.
The first cross beam and the second cross beam are vertically arranged, so that the structure is compact.
Preferably, the positioning part comprises a plurality of positioning plates, the positioning plates are vertically arranged relative to the plane part and connected to the plane part, and the side surfaces of the positioning plates are abutted against the side plates of the die body, so that the horizontal positions of the semi-closed hanging type die plate and the die body are fixed.
Preferably, the positioning portion further comprises a plurality of adjusting devices, the plurality of adjusting devices are vertically arranged relative to the plane portion and fixed on the plane portion, and bottoms of the plurality of adjusting devices are abutted to the top surface of the side plate of the die body, so that the vertical positions of the semi-closed hanging type die plate and the die body are fixed.
By adjusting the length of these adjusting means, the relative distance between the planar portion of the semi-closed suspension form and the mould body can be varied.
Preferably, the plane part comprises a plurality of positioning holes, and the positioning holes are uniformly distributed and penetrate through the direction of the cross beams perpendicular to the plane part;
each shear key die comprises at least two screw rods, the at least two screw rods are arranged on the upper portion of the body of the shear key die and extend upwards along the direction perpendicular to the plane portion, and each screw rod is fixed in the corresponding positioning hole through a nut.
By fixing the screws, the relative positions of the shear key dies and the plane parts can be kept fixed, and by adjusting the corresponding screws and nuts thereof. The vertical distance between any one of the shear key dies and the planar portion can be changed.
Preferably, each shear key die is connected to the cross beam by a screw;
and/or each shear key die is welded to the cross beam.
The shear key dies are fixed below the cross beam in a welding or screw mode, so that the shear key dies are completely fixed on the plane part, and the structural rigidity of the semi-closed suspension type template of the component prefabricating die is enhanced.
Preferably, the cross beam is made of section steel.
Preferably, the positioning plate is made of section steel.
Preferably, the semi-closed suspended form further comprises a plurality of lifting lugs, and the plurality of lifting lugs are welded on the plane part.
When the semi-closed hanging type template is used, the semi-closed hanging type template can be moved in a hanging mode.
The invention has the positive progress effects that:
the semi-closed suspension type formwork which can realize the water collecting and leveling operation on the concrete on the top surface of the component is arranged and fixed at the top of the mould body, so that the precast mould for the component ensures that the concrete is poured compactly and the surface is level while the shear key on the top of the component is molded, and the dimensional accuracy of the component is effectively improved.
Drawings
Fig. 1 is a plan view of a component preform mold according to embodiment 1 of the present invention.
Fig. 2 is a side view of a semi-enclosed suspension form of embodiment 1 of the present invention.
Fig. 3 is a schematic view showing the use of the prefabricated part mold according to embodiment 1 of the present invention.
Fig. 4 is a side view of a semi-enclosed suspension form of embodiment 2 of the present invention.
Reference numerals illustrate:
semi-closed hanging form 1
Plane part 11
Beams 111, first beam 1111, second beam 1112
Positioning hole 112
Positioning part 12, positioning plate 121, and adjusting device 122
Shear key die 13, shear key die body 131, screw 132
Lifting lug 14
Die body 2, side plate 21
Detailed Description
The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments are shown.
Example 1
As shown in fig. 1 and 2, the present invention provides a component prefabrication mold for prefabricating a concrete component. The component prefabrication mould comprises a mould body 2 and a semi-closed suspension type mould plate 1, wherein the semi-closed suspension type mould plate 1 is arranged at the top of the mould body 2 and is used for prefabricating the top surface of a concrete component. The semi-closed hanging form 1 comprises a plane part 11, a positioning part 12 and a plurality of shear key dies 13.
The planar portion 11 is provided on top of the die body 2 and horizontally disposed. The planar portion 11 includes a plurality of cross members 111 that are connected to each other and fixed to form a main body of the planar portion 11. Preferably, the beams 111 comprise two first beams 1111 and a plurality of second beams 1112. The two first beams 1111 are spaced apart from each other and kept parallel, and both ends of the plurality of second beams 1112 are respectively welded and fixed to the side walls of the two first beams 1111, and the plurality of second beams 1112 are kept parallel. The first beam 1111 and the second beam 1112 form a hollow plane portion 11 in the middle, so that an operator can adjust and observe the forming condition of the lower shear key die 13 and the member through the gap between the second beam 1112 when prefabricating the member.
The planar portion 11 further includes a plurality of positioning holes 112, and the positioning holes 112 are uniformly distributed on the cross beams 111 and penetrate the cross beams 111 in a direction perpendicular to the planar portion 11.
The positioning portion 12 is used for fixing the plane portion 11 above the die body 2, and the positioning portion 12 includes a plurality of positioning plates 121 and a plurality of adjusting devices 122.
The plurality of positioning plates 121 are disposed vertically with respect to the planar portion 11 and are welded to the two first cross members 1111 of the planar portion 11. The side surfaces of the positioning plates 121 can abut against the side plates 21 of the mold body 2, and the horizontal positions of the semi-closed suspension type mold plate 1 and the mold body 2 are fixed.
The plurality of adjustment devices 122 are each disposed perpendicularly to the planar portion 11 and are fixed to two first cross members 1111 of the planar portion 11. The bottoms of the adjustment devices 122 can bear against the top surface of the side plate 21 of the mold body 2 to fix the vertical positions of the semi-closed hanging form 1 and the mold body 2, and the relative distance between the flat surface portion 11 of the semi-closed hanging form 1 and the mold body 2 can be changed by adjusting the lengths of the adjustment devices 122.
A plurality of shear key dies 13 of the semi-closed hanging form 1 are arranged below the plane portion 11 for prefabricating shear keys of the top surface of the concrete member. The shear key dies 13 include a shear key die body 131 and at least two screws 132, the screws 132 being disposed at an upper portion of the shear key die body 131 and extending upward in a direction perpendicular to the planar portion 11. The screws 132 are fixed in the corresponding positioning holes 112 on the planar portion 11 by nuts, and by fixing the screws 132, the relative positions of the shear key dies 13 and the planar portion 11 can be kept fixed, and by adjusting the corresponding screws 132 and nuts thereof. The vertical distance between any one of the shear key dies 13 and the flat surface portion 11 can be changed.
A plurality of shear key dies 13 contained on the semi-closed suspension type die plate 1 are fixed on the plane portion 11 and are suspended on the top of the die body 2 for forming the shear keys on the top surface of the member. Therefore, an operator can carry out water collecting and leveling operation on the component through gaps between the shear keys, so that the component prefabricating die ensures that concrete is poured compactly and has a flat surface while forming the shear keys at the top of the component, and the dimensional accuracy of the component is effectively improved.
The first beam 1111 and the second beam 1112 of the component prefabrication mold are made of section steel. The section steel has rich size specification and is convenient to obtain. Preferably, the first beam 1111 and the second beam 1112 are made of channel steel. The U-shaped structure of the channel steel meets the strength requirement of the semi-closed hanging type formwork 1 on the plane part 11.
The positioning plate 121 of the component preform mold is made of section steel. The section steel has rich size specification and is convenient to obtain. Preferably, the positioning plate 121 is made of angle steel. The L-shaped structure of the angle steel can ensure the strength of the positioning plate 121, so that the semi-closed hanging type template 1 and the die body 2 are firmly connected.
The semi-closed suspension form 1 of the component prefabrication mould also comprises a plurality of lifting lugs 14, which lifting lugs 14 are arranged on the first transverse beam 1111 of the planar portion 11 and are fixed by welding. In use, the semi-closed suspended form 1 can be moved by lifting.
As shown in fig. 2 and 3, when the concrete member is prefabricated using the member prefabricated mold, the mold body 2 is first separated from the semi-closed hanging form 1, and the semi-closed hanging form 1 can be first lifted using the lifting hole.
And sequentially adding various materials of the concrete of the prefabricated part into a stirrer, and pouring the stirred materials into the die body 2.
After pouring is completed, the mold is placed for ten minutes, and then the mold is positioned by the positioning plate 121 and the adjusting device 122 of the semi-closed suspended form 1, and the semi-closed suspended form 1 is installed back to the top of the mold body 2 by using a crane. At this time, the relative distance of the semi-closed hanging form 1 and any one of the shear key dies 13 with respect to the top surface of the concrete can be changed by adjusting the screw 132 of the shear key die 13 and the adjusting device 122.
After the adjustment is finished, water and redundant concrete separated from the top surface of the concrete are manually removed. And finally, manually adjusting the flatness of the top surface to ensure that the areas except the shear keys on the top surface meet the surface precision requirements of the precast concrete member.
Finally, the mould is removed after the concrete is completely solidified, and the prefabrication of the component is completed.
Example 2
As shown in fig. 4, the structure of the component-prefabricating mold of this embodiment is substantially the same as that of embodiment 1, except that: the shear key die 13 of the present embodiment does not include the screw 132, and the shear key die body 131 is fixed below the cross member 111 by welding or screws or the like. By directly fixing the shear key die body 131 to the planar portion 11, the structural rigidity of the semi-closed suspension type die plate 1 of the component prefabrication die is enhanced.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the principles and spirit of the invention, but such changes and modifications fall within the scope of the invention.
Claims (7)
1. A component prefabrication mould for prefabricating a concrete component, characterized in that the component prefabrication mould comprises a mould body and a semi-closed suspension form, the semi-closed suspension form comprising:
the plane part is horizontally arranged and is provided with at least one shear key die, and at least one shear key die is arranged below the body of the plane part;
the positioning part is fixedly connected with the die body and the plane part, and the positioning part enables the plane part to be positioned above the die body;
the plane part comprises a plurality of cross beams, and the cross beams are oppositely arranged and connected with each other;
a plurality of said beams comprising:
the two first cross beams are oppositely arranged at intervals and in parallel;
the second cross beams are oppositely arranged at intervals and are parallel to each other, and two ends of each second cross beam are respectively connected with the two first cross beams;
each shear key die comprises at least two screw rods, and the at least two screw rods are arranged on the upper portion of the body of the shear key die and extend upwards along the direction perpendicular to the plane portion.
2. The prefabricated mold for a component according to claim 1, wherein the positioning portion comprises a plurality of positioning plates, the plurality of positioning plates are vertically arranged relative to the plane portion and are connected to the plane portion, and the side surfaces of the plurality of positioning plates are abutted against the side plates of the mold body, so that the semi-closed hanging type mold plate and the horizontal position of the mold body are fixed.
3. The prefabricated component mold according to claim 1, wherein the positioning portion further comprises a plurality of adjusting devices, the plurality of adjusting devices are vertically arranged relative to the plane portion and fixed on the plane portion, and bottoms of the plurality of adjusting devices are abutted against the top surface of the side plate of the mold body, so that the vertical positions of the semi-closed hanging type mold plate and the mold body are fixed.
4. The component prefabrication mold according to claim 1, wherein the planar portion includes a plurality of locating holes, wherein the plurality of locating holes are evenly distributed and extend through a plurality of cross beams in a direction perpendicular to the planar portion;
each screw is fixed in the corresponding positioning hole through a nut.
5. The component-prefabricating mould as in claim 1, wherein the cross-beam is made of profiled steel.
6. The component preform mold of claim 2, wherein the locating plate is made of section steel.
7. The component pre-form of any one of claims 1 to 5, wherein the semi-closed suspension form further comprises a plurality of lifting lugs, a plurality of the lifting lugs being welded to the planar portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710576643.4A CN108127770B (en) | 2017-07-14 | 2017-07-14 | Prefabricated mould of component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710576643.4A CN108127770B (en) | 2017-07-14 | 2017-07-14 | Prefabricated mould of component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108127770A CN108127770A (en) | 2018-06-08 |
| CN108127770B true CN108127770B (en) | 2023-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710576643.4A Active CN108127770B (en) | 2017-07-14 | 2017-07-14 | Prefabricated mould of component |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1890073A (en) * | 2003-07-25 | 2007-01-03 | R.I.兰木佩斯公司 | Insert apparatus for a mold, method of manufacturing a concrete unit, method of installing a wall and method of retrofitting an existing mold |
| CN104420557A (en) * | 2013-09-08 | 2015-03-18 | 姚景祥 | One-time wall body pouring die and manufacturing and use of die |
| CN205219406U (en) * | 2015-12-16 | 2016-05-11 | 王巍 | Upper cover locking device that production recess board was used |
| CN106626015A (en) * | 2016-11-24 | 2017-05-10 | 中交天航滨海环保浚航工程有限公司 | Remodeled block forming mold |
| CN207105211U (en) * | 2017-07-14 | 2018-03-16 | 上海公路桥梁（集团）有限公司 | Element precast mould |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI604105B (en) * | 2015-03-13 | 2017-11-01 | 財團法人國家實驗研究院 | Energy dissipation pillar with block-stacking structure |
-
2017
- 2017-07-14 CN CN201710576643.4A patent/CN108127770B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1890073A (en) * | 2003-07-25 | 2007-01-03 | R.I.兰木佩斯公司 | Insert apparatus for a mold, method of manufacturing a concrete unit, method of installing a wall and method of retrofitting an existing mold |
| CN104420557A (en) * | 2013-09-08 | 2015-03-18 | 姚景祥 | One-time wall body pouring die and manufacturing and use of die |
| CN205219406U (en) * | 2015-12-16 | 2016-05-11 | 王巍 | Upper cover locking device that production recess board was used |
| CN106626015A (en) * | 2016-11-24 | 2017-05-10 | 中交天航滨海环保浚航工程有限公司 | Remodeled block forming mold |
| CN207105211U (en) * | 2017-07-14 | 2018-03-16 | 上海公路桥梁（集团）有限公司 | Element precast mould |
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| Publication number | Publication date |
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| CN108127770A (en) | 2018-06-08 |
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