CN214925435U - Fixing device for hollow slab beam foam core mold - Google Patents
Fixing device for hollow slab beam foam core mold Download PDFInfo
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- CN214925435U CN214925435U CN202120130198.0U CN202120130198U CN214925435U CN 214925435 U CN214925435 U CN 214925435U CN 202120130198 U CN202120130198 U CN 202120130198U CN 214925435 U CN214925435 U CN 214925435U
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- foam core
- screw rod
- hollow slab
- fixing device
- slab beam
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Abstract
The application relates to the field of foam core moulds, in particular to a fixing device for a hollow slab beam foam core mould. The supporting device is fixedly arranged on a steel bar framework of a beam body, and the cushion block is arranged on the supporting device; the supporting device comprises a screw rod, a first screw cap and an L-shaped steel bar, the long edge of the L-shaped steel bar is fixedly arranged on a steel bar framework of the beam body, the outer wall of the first screw cap is welded on the short edge of the L-shaped steel bar, and the screw rod penetrates through the first screw cap; the cushion block is arranged at one end of the screw rod close to the foam core mold. This application has and improves the easy foam core mould that imbeds of concrete cushion to influence the effect of the design thickness and the reinforcing bar protective layer thickness of hollow slab beam web.
Description
Technical Field
The application relates to the field of hollow slab beam processing, in particular to a fixing device for a hollow slab beam foam core mold.
Background
At present, the technology of cast-in-place concrete hollow plate beams has been developed at home and abroad for decades, and the technology of hollow plate beams is widely applied to large-span and large-space buildings, so that the concrete quantity can be saved and the comprehensive cost can be reduced compared with the traditional technology. The production of the hollow slab beam is generally layered casting, wherein a bottom plate is firstly cast, a foam core mould is arranged on the bottom plate, and then upper concrete is cast. However, when the upper concrete is poured, the position of the foam core mold is changed due to the light weight of the foam core mold during the pouring, which affects the thickness of the upper concrete of the hollow slab beam and the durability of the work.
The precast hollow slab beam generally adopts a concrete cushion block to fix the foam core mould so as to ensure the thickness of concrete, namely, the concrete cushion block with the same label as the hollow slab beam is arranged between the reinforcing steel bar and the foam core mould so as to ensure the thickness of a reinforcing steel bar protective layer. However, the concrete cushion block is only 3cm x 3cm generally, and the stress area is small, so that the cushion block is embedded into the foam core mould, and the design thickness and the reinforcing steel bar protection layer of the precast hollow slab beam web are difficult to ensure.
In view of the above-mentioned related art, the inventors consider that there is a drawback in that a concrete pad is easily inserted into a foam core mold, thereby affecting the design thickness of a web of a hollow slab and the thickness of a reinforcing bar protecting layer.
SUMMERY OF THE UTILITY MODEL
In order to improve the easy embedding foam core mould of concrete cushion, influence the technical problem of the design thickness and the reinforcing bar protective layer thickness of hollow slab beam web, this application provides a fixing device for hollow slab beam foam core mould.
The application provides a fixing device for hollow slab beam foam mandrel adopts following technical scheme:
a fixing device for a hollow slab beam foam core mold comprises a supporting device and a cushion block, wherein the supporting device is fixedly arranged on a steel reinforcement framework of a beam body, and the cushion block is arranged on the supporting device; the supporting device comprises a screw rod, a first screw cap and an L-shaped steel bar, the long edge of the L-shaped steel bar is fixedly arranged on a steel bar framework of the beam body, the outer wall of the first screw cap is welded on the short edge of the L-shaped steel bar, and the screw rod penetrates through the first screw cap; the cushion block is arranged at one end of the screw rod close to the foam core mold.
Through adopting above-mentioned technical scheme, fixing device's simple structure, the installation of being convenient for can finely tune the cushion, and is fixed effectual to the foam mandrel to can remove about effectual prevention foam mandrel, guarantee the design thickness of prefabricated hollow slab roof board and web, make the cushion be difficult to imbed in the foam mandrel, and can also pour the shaping in proper order, guarantee the prefabrication quality of hollow slab roof beam, improve the reinforced work efficiency of hollow slab roof beam template.
Optionally, the cushion block comprises a steel plate, and one side surface of the steel plate is fixedly connected with one end, close to the long edge of the L-shaped steel bar, of the screw rod.
Through adopting above-mentioned technical scheme, the screw rod is connected with the steel sheet for the steel sheet can contact with the foam core mould, makes the steel sheet can carry out axial displacement along with the screw rod through twisting the screw rod, thereby can effectively prevent the foam core mould to remove from side to side.
Optionally, the cushion block comprises a second nut, the second nut is sleeved on the screw rod, and the second nut is close to one end of the steel plate and welded with the steel plate.
Through adopting above-mentioned technical scheme, strengthen being connected of screw rod and steel sheet.
Optionally, the steel plate is square, and the size of the steel plate is 10cm x 10 cm.
Through adopting above-mentioned technical scheme, the lifting surface area of steel sheet is great for during the steel sheet can not imbed the foam mandrel, the steel sheet is adjusted more conveniently moreover, and assurance web and top plate thickness that can be fine, effectual prevention mandrel come-up.
Optionally, the specification of the screw is phi 10 mm.
Through adopting above-mentioned technical scheme, improved the intensity of screw rod for the screw rod is difficult for buckling in the use.
Optionally, the screw is welded to the steel plate.
Through adopting above-mentioned technical scheme for the screw rod is more firm with being connected of steel sheet.
Optionally, the first nut is located on one side of the short side of the L-shaped steel bar, which is far away from the long side.
Through adopting above-mentioned technical scheme for the screw rod can penetrate first nut and be connected with the cushion.
Optionally, one end of the second nut, which is far away from the steel plate, is fixedly connected with the screw rod.
Through adopting above-mentioned technical scheme, second nut and screw rod fixed connection for be connected more firmly between screw rod and the steel sheet.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the fixing device is simple in structure, convenient to install, capable of being finely adjusted, and good in fixing effect on the foam core die, so that the foam core die can be effectively prevented from moving left and right, the design thickness of a top plate and a web plate of the prefabricated hollow slab beam is ensured, the cushion blocks are not easy to embed into the foam core die, and the prefabricated hollow slab beam can be sequentially cast and molded, the prefabrication quality of the hollow slab beam is ensured, and the work efficiency of reinforcing the hollow slab beam template is improved;
2. the screw rod is connected with the steel plate, so that the steel plate can be in contact with the foam core mold, and the steel plate can axially move along with the screw rod by screwing the screw rod, so that the foam core mold can be effectively prevented from moving left and right;
3. the second nut is sleeved on the screw rod, and one end, close to the steel plate, of the second nut is welded with the steel plate, so that the screw rod is connected with the steel plate more stably.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a fixing device according to an embodiment of the present application.
Description of reference numerals: 1. a steel reinforcement cage; 2. a support device; 21. a screw; 22. a first nut; 23. l-shaped steel bars; 3. cushion blocks; 31. a second nut; 32. a steel plate; 4. a foam core mold.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
The embodiment of the application discloses a fixing device for a hollow slab beam foam core mould. Referring to fig. 1, a fixing device for a hollow slab beam foam core mold includes a supporting device 2 and a spacer 3 mounted on the supporting device 2; when the device is used, the supporting device 2 is installed on a steel reinforcement framework 1 of a beam body, and the cushion block 3 abuts against the foam core mould 4 to fix the foam core mould 4.
The supporting device 2 comprises a screw 21, a first nut 22 and an L-shaped steel bar 23; the specification of screw rod 21 is phi 10mm, one of them side welding of first nut 22 outer wall is on the minor face of L shaped steel bar 23, and first nut 22 is located L shaped steel bar 23 and keeps away from the one side on long limit, the specification of first nut 22 is phi 10mm, wear to establish screw rod 21 in the first nut 22, screw rod 21 can be in first nut 22 axial displacement, the fixed cushion 3 that sets up of one end that screw rod 21 is close to L shaped steel bar 23 long limit, cushion 3 carries out axial displacement along with screw rod 21, make cushion 3 and foam mandrel 4 compress tightly the subsides.
The cushion block 3 comprises a second nut 31 and a steel plate 32, the steel plate 32 is square, the size of the steel plate 32 is 10cm by 10cm, and the second nut 31 is fixedly arranged at the center of the steel plate 32; one side face of the steel plate 32 is welded at the end part of the screw rod 21 close to one end of the long side of the L-shaped steel bar 23, the welding position is located at the center of the steel plate 32, the second nut 31 is sleeved on the screw rod 21 and is welded with the steel plate 32, and one end, far away from the steel plate 32, of the second nut 31 is welded with the screw rod 21.
The implementation principle of the application is as follows: the supporting device 2 is arranged on a steel reinforcement framework 1 of the beam body, and the cushion block 3 is fixedly arranged on the supporting device 2 and is positioned at one end of the supporting device 2 close to the foam core mould 4. Strutting arrangement 2 includes L shaped steel bar 23, L shaped steel bar 23's long limit and 1 welding of framework of steel reinforcement, the axis of L shaped steel 23 minor face is located the horizontal plane, strutting arrangement 2 still includes first nut 22 of fixed connection on L shaped steel bar 23 and wears to establish the screw rod 21 in first nut 22, the one end that screw rod 21 is close to foam mandrel 4 is connected cushion 3, cushion 3 includes 10cm steel sheet 32 for steel sheet 32 is big with the area of contact of foam mandrel 4, make steel sheet 32 can not imbed in the foam mandrel 4. The screw 21 is screwed down, so that the steel plate 32 is tightly pressed and attached to the foam core mold 4, and the foam core mold 4 is effectively prevented from floating.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a fixing device for hollow slab beam foam mandrel which characterized in that: the device comprises a supporting device (2) and a cushion block (3), wherein the cushion block (3) is arranged on the supporting device (2); the supporting device (2) comprises a screw rod (21), a first screw cap (22) and an L-shaped steel bar (23), one side surface of the outer wall of the first screw cap (22) is welded on the short side of the L-shaped steel bar (23), and the screw rod (21) is arranged in the first screw cap (22) in a penetrating mode; the cushion block (3) is arranged at one end of the screw rod (21).
2. A fixing device for a hollow slab beam foam core mold according to claim 1, wherein: the cushion block (3) comprises a steel plate (32), one side face of the steel plate (32) is fixedly connected with one end, close to the long edge of the L-shaped steel bar (23), of the screw rod (21).
3. A fixing device for a hollow slab beam foam core mold according to claim 2, wherein: cushion (3) include second nut (31), second nut (31) cover is established on screw rod (21), just second nut (31) are close to the one end of steel sheet (32) with steel sheet (32) welding.
4. A fixing device for a hollow slab beam foam core mold according to claim 2, wherein: the steel plate (32) is square, and the size of the steel plate (32) is 10cm by 10 cm.
5. A fixing device for a hollow slab beam foam core mold according to claim 2, wherein: the specification of the screw (21) is phi 10 mm.
6. A fixing device for a hollow slab beam foam core mold according to claim 3, wherein: the screw rod (21) is welded with the steel plate (32).
7. A fixing device for a hollow slab beam foam core mold according to claim 1, wherein: the first nut (22) is positioned on one side, far away from the long side, of the short side of the L-shaped steel bar (23).
8. A fixing device for a hollow slab beam foam core mold according to claim 2, wherein: one end, far away from the steel plate (32), of the second nut (31) is fixedly connected with the screw rod (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120130198.0U CN214925435U (en) | 2021-01-18 | 2021-01-18 | Fixing device for hollow slab beam foam core mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120130198.0U CN214925435U (en) | 2021-01-18 | 2021-01-18 | Fixing device for hollow slab beam foam core mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214925435U true CN214925435U (en) | 2021-11-30 |
Family
ID=79079327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120130198.0U Active CN214925435U (en) | 2021-01-18 | 2021-01-18 | Fixing device for hollow slab beam foam core mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214925435U (en) |
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2021
- 2021-01-18 CN CN202120130198.0U patent/CN214925435U/en active Active
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