CN220521974U - Prefabricated electric box reserving die - Google Patents
Prefabricated electric box reserving die Download PDFInfo
- Publication number
- CN220521974U CN220521974U CN202321920768.1U CN202321920768U CN220521974U CN 220521974 U CN220521974 U CN 220521974U CN 202321920768 U CN202321920768 U CN 202321920768U CN 220521974 U CN220521974 U CN 220521974U
- Authority
- CN
- China
- Prior art keywords
- stiffening
- top plate
- backboard
- lacing wire
- lacing
- Prior art date
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- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 17
- 230000002457 bidirectional effect Effects 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 239000004570 mortar (masonry) Substances 0.000 claims description 8
- 230000002787 reinforcement Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 10
- 238000009434 installation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008602 contraction Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Abstract
The application discloses assembled electronic box reservation mould includes: the top plate, the back plate, the first stiffening lacing wires and the second stiffening lacing wires; the top plate is arranged on the top surface of the backboard; the backboard is arranged on one side edge of the top board and is built and arranged in the secondary structure; the middle part of the first stiffening lacing wire is accommodated and arranged in the top plate; the top plate is extended from the two ends of the first stiffening lacing wire. The component divides the electric box reserved mould into a back plate and a top plate which are prefabricated respectively, reduces the overall weight of a single mould, and reduces the difficulty of installing the electric box reserved mould during masonry.
Description
Technical Field
The application relates to the technical field of reserved distribution box openings, in particular to an assembled electric box reserved die.
Background
In the secondary structure construction process, the installation of the strong and weak current box and the fire box is used as a key process in the masonry engineering, and has great influence on the overall construction progress and the construction quality of the masonry engineering. The existing construction method comprises the following steps: reserving an installation hole; the secondary structure is synchronously installed during masonry or is installed after the hole is chiseled in the secondary structure in the later period.
The stability of the secondary structure can be guaranteed through the mode of reserving the hole, damage to the wall body is reduced, the reserved hole is required to be provided with the lintel to support the upper portion of the hole, but the prefabricated lintel arranged by the method is heavier, and the installation is more laborious.
The following problems exist with the synchronous installation mode during secondary structure masonry: the pressure generated by the masonry material at the upper part of the electric box is easy to cause the deformation of the electric box.
The mode of chiseling the hole opening to the secondary structure in the later stage is extremely easy to cause disturbance to the masonry structure built, and the quality of the wall body is influenced.
When the three modes are used for the construction of the later plastering operation, the back of the electric box is different from the masonry material, the plastering is very easy to crack, the later plastering is difficult to repair, and the quality is poor.
Disclosure of Invention
The application provides an assembled electronic box reservation mould for solve current structure electronic box installation in-process existence: the prefabricated lintel is difficult to install; the masonry material at the upper part of the electric box is easy to cause the deformation of the electric box; the technical problem of affecting the quality of the wall body.
The application provides an assembled electronic box reservation mould, include: the top plate, the back plate, the first stiffening lacing wires and the second stiffening lacing wires; the top plate is arranged on the top surface of the backboard; the backboard is arranged on one side edge of the top board and is built and arranged in the secondary structure; the middle part of the first stiffening lacing wire is accommodated and arranged in the top plate; the two ends of the first stiffening lacing wire extend out of the top plate;
the second stiffening lacing wire part is accommodated and arranged in the backboard; two ends of the second stiffening lacing wire extend out of the backboard;
the extending sections of the first stiffening lacing wires and the second stiffening lacing wires are respectively embedded in the secondary structure masonry mortar joints;
the thickness of the top plate and the back plate is more than or equal to 50mm; the width is smaller than 50mm than the thickness of the wall body of the masonry body;
the height of the backboard is larger than or equal to the height of the electric box and is the same as the module of the masonry.
Preferably, the extending ends of the first stiffening lacing wire and the second stiffening lacing wire are respectively provided with a hook structure.
Preferably, it comprises: a plurality of locating pegs; the extending ends of the first stiffening lacing wire and the second stiffening lacing wire are respectively connected with the secondary structure body through positioning nails.
Preferably, the top plate includes: a plurality of fixed bars; the fixed steel bars are arranged on one side edge of the top plate mounting backboard at intervals and extend outwards.
Preferably, the back plate comprises: a plurality of positioning holes; the positioning holes are arranged on the side edge of the backboard connected with the top plate at intervals; the fixed steel bars are inserted into the positioning holes to be connected in advance.
Preferably, the top plate includes: a plurality of bidirectional reinforcement meshes; the bidirectional reinforcing steel mesh is a first stiffening lacing wire.
Preferably, the back plate comprises: a plurality of bidirectional reinforcement meshes; the bidirectional reinforcing steel bar net piece is a second stiffening lacing wire.
The beneficial effects that this application can produce include:
1) According to the prefabricated electric box reserving die, the stiffening lacing wires are symmetrically arranged on two sides of the top plate so as to be capable of being supported and arranged on the masonry structure which is built, and meanwhile, the backboard arranged on one side of the top plate is used for supporting and arranging the prefabricated electric box reserving die on the masonry structure at the lower part, so that the embedded space is reserved for the electric box, the deformation of the electric box caused by direct extrusion of the masonry body is avoided, and the disturbance to the secondary structure is avoided, and the overall safety and reliability are improved; meanwhile, the back plate can shield the back of the electric box, so that the problem that the electric box is easy to crack after plastering among different materials is effectively avoided.
2) The assembly type electric box reserved die provided by the application is characterized in that the member is used for respectively prefabricating the electric box reserved die into the back plate and the top plate, so that the overall weight of a single die is reduced, and the difficulty in installing the electric box reserved die during masonry is reduced; the prefabricated connection of the backboard and the top board is effectively realized through the fixing reinforcing steel bars and the positioning holes; the first stiffening lacing wires and the second stiffening lacing wires are buried into the masonry mortar joints during secondary structure construction, and are reinforced through positioning nails, so that the electric box reserved die and the secondary masonry structure are connected into a whole, and simultaneously, load transmitted by the upper secondary structure is borne. The electric box material and the secondary structure material are greatly different through the backboard, and under the effect of thermal expansion and cold contraction, the problem of wall plastering cracks is caused, the roof structure bears upper load, the thickness of the roof structure is reduced, and the overall weight is reduced.
Drawings
Fig. 1 is a schematic perspective view of an assembled electric box reserved mold provided by the application;
fig. 2 is a schematic perspective view of a top plate provided in the present application;
fig. 3 is a schematic perspective view of a back plate provided in the present application;
fig. 4 is a schematic perspective view of an installation state of a reserved die of an assembled electric box;
legend description:
3. a masonry structure; 4. positioning nails; 11. a top plate; 12. a first stiffening tie; 13. fixing the reinforcing steel bars; 21. a back plate; 22. second stiffening lacing wires; 23. and positioning holes.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
Technical means which are not described in detail in the application and are not used for solving the technical problems of the application are all arranged according to common general knowledge in the field, and various common general knowledge arrangement modes can be realized.
Referring to fig. 1 to 4, the assembled electric box reservation mold provided in the present application includes: roof structure, backplate structure two parts constitute, and wherein roof structure includes: the top plate, the first stiffening lacing wires and the fixed reinforcing steel bars; the backboard structure comprises: the backboard, the second stiffening lacing wire and the positioning hole.
The roof is made of concrete with the strength of C25 or more, the thickness of the roof is 50mm or more, the width of the roof is 50mm smaller than the thickness of a masonry wall, the length of the roof is 20mm larger than the width of an electric box, and bidirectional reinforcing steel meshes with the diameter of 6mm and the distance of the roof is not more than 100mm are arranged in the roof (short-plate reinforcing steel bars are arranged on the upper part, and long-side reinforcing steel bars are arranged on the lower part). Two ends of the longitudinal steel bars of the top plate extend out of the top plate to be provided with bidirectional steel bar meshes which are more than or equal to 500mm, and the end parts of the bidirectional steel bar meshes are provided with 180-degree hooks to form first stiffening lacing wires.
And a fixed steel bar is arranged on one side of the transverse steel bar of the top plate, which extends out of the top plate by more than or equal to 50 mm.
The backboard is made of C25 concrete with strength greater than or equal to 50mm thick and has height greater than or equal to the height of the electric box and the same modulus as the masonry.
If the height of the single brick body is 200mm and the height of the electric box is 750mm, the height of the backboard is 800 mm+the mortar joint thickness; the width of the backboard is the same as the length of the top board;
the back plate is internally provided with bidirectional reinforcing steel meshes with the diameter of 6mm and the distance between the bidirectional reinforcing steel meshes is not more than 100mm, transverse reinforcing steel bars at positions corresponding to mortar joints of the masonry are extended out of the back plate to be more than or equal to 500mm in a through length mode, and 180-degree hooks are arranged at the ends of the transverse reinforcing steel bars to form second reinforcing lacing wires.
And a positioning hole with the same aperture as the fixed steel bar on the side wall of the top plate is arranged at the top of the back plate, the position of the positioning hole corresponds to the fixed steel bar, and the fixed steel bar is inserted into the positioning hole to realize the pre-fixing of the position.
Principle of operation
The component divides the electric box reserved mould into a back plate and a top plate which are prefabricated respectively, so that the overall weight of a single mould is reduced, and the difficulty in installing the electric box reserved mould during masonry is reduced; the prefabricated connection of the backboard and the top board is effectively realized through the fixing reinforcing steel bars and the positioning holes; the first stiffening lacing wires and the second stiffening lacing wires are buried into the masonry mortar joints during secondary structure construction, and are reinforced through positioning nails, so that the electric box reserved die and the secondary masonry structure are connected into a whole, and simultaneously, load transmitted by the upper secondary structure is borne. The electric box material and the secondary structure material are greatly different through the backboard, and under the effect of thermal expansion and cold contraction, the problem of wall plastering cracks is caused, the roof structure bears upper load, the thickness of the roof structure is reduced, and the overall weight is reduced.
Implementation steps
To solve the above technical problems, the component includes: roof structure, backplate structure two parts constitute, and wherein roof structure includes: the top plate, the first stiffening lacing wires and the fixed reinforcing steel bars; the backboard structure comprises: the backboard, the second stiffening lacing wire and the positioning hole.
The specific implementation steps are as follows:
for convenience of description, the electric box in the following description comprises a strong and weak electric box, a fire-fighting box and other box structures which are required to be embedded into the secondary structure.
And prefabricating a top plate structure and a back plate structure according to the size of the electric box, and curing.
And (3) carrying out measurement positioning paying-off of the secondary structure, and marking information such as the position, the size, the ground clearance and the like of the electric box on the floor slab while positioning paying-off of the wall body.
And carrying the top plate structure, the back plate structure and the masonry material which are subjected to maintenance to corresponding positions, and checking whether the top plate structure, the back plate structure size and the electric box parameters of the ground mark are consistent with the drawing.
When the secondary structure is constructed, when the top masonry is built at the elevation position of the bottom of the electric box, the backboard structure is synchronously installed at the corresponding position of the electric box and the masonry, the second stiffening lacing wires extend into the mortar joints of the secondary structure, and meanwhile, the distal ends of the second stiffening lacing wires are fixed by positioning nails with the length of more than or equal to 5 mm.
When the top elevation position of the construction electric box is constructed, the distal end of the uppermost stiffening lacing wire of the backboard is fixed by adopting a positioning nail with the length of more than or equal to 5mm, and the top plate structure is inserted into the positioning hole through the fixing reinforcing steel bar to connect the two. And simultaneously, the positioning nails with the length of more than or equal to 5mm are used for fixing the distal ends of the first stiffening lacing wires of the top plate structure.
And performing construction of a secondary structure of the part above the elevation of the electric box until the construction is completed.
After the masonry subsides stably (after the masonry is completed for 14 days), the electric box is installed, the top of the electric box is flush with the lower opening of the 1 roof plate structure, the bottom of the electric box is filled with mortar and masonry materials, and the electric box is fixed.
And filling gaps between the periphery of the electric box and the secondary structure through a foaming agent.
The subsequent plastering and other operations are carried out, and the uppermost stiffening lacing wire is fixed
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. An assembled electronic box reservation mould, characterized in that includes: the top plate, the back plate, the first stiffening lacing wires and the second stiffening lacing wires;
the top plate is arranged on the top surface of the backboard; the backboard is arranged on one side edge of the top board and is built and arranged in the secondary structure;
the middle part of the first stiffening lacing wire is accommodated and arranged in the top plate; the two ends of the first stiffening lacing wire extend out of the top plate;
the second stiffening lacing wire part is accommodated and arranged in the backboard; two ends of the second stiffening lacing wire extend out of the backboard;
the extending sections of the first stiffening lacing wires and the second stiffening lacing wires are respectively embedded in the secondary structure masonry mortar joints;
the thickness of the top plate and the back plate is more than or equal to 50mm; the width is smaller than 50mm than the thickness of the wall body of the masonry body;
the height of the backboard is larger than or equal to the height of the electric box and is the same as the module of the masonry.
2. The prefabricated electric box reserving die as claimed in claim 1, wherein the extending ends of the first stiffening lacing wire and the second stiffening lacing wire are respectively provided with a hook structure.
3. The fabricated electronic box reservation mold according to claim 2, comprising: a plurality of locating pegs; the extending ends of the first stiffening lacing wire and the second stiffening lacing wire are respectively connected with the secondary structure body through positioning nails.
4. The fabricated electronic box holding mold according to claim 1, wherein the top plate comprises: a plurality of fixed bars; the fixed steel bars are arranged on one side edge of the top plate mounting backboard at intervals and extend outwards.
5. The fabricated electronic box pre-cast mold according to claim 1, wherein the back plate comprises: a plurality of positioning holes; the positioning holes are arranged on the side edge of the backboard connected with the top plate at intervals; the fixed steel bars are inserted into the positioning holes to be connected in advance.
6. The fabricated electronic box holding mold according to claim 1, wherein the top plate comprises: a plurality of bidirectional reinforcement meshes; the bidirectional reinforcing steel mesh is a first stiffening lacing wire.
7. The fabricated electronic box pre-cast mold according to claim 1, wherein the back plate comprises: a plurality of bidirectional reinforcement meshes; the bidirectional reinforcing steel bar net piece is a second stiffening lacing wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321920768.1U CN220521974U (en) | 2023-07-20 | 2023-07-20 | Prefabricated electric box reserving die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321920768.1U CN220521974U (en) | 2023-07-20 | 2023-07-20 | Prefabricated electric box reserving die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220521974U true CN220521974U (en) | 2024-02-23 |
Family
ID=89933537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321920768.1U Active CN220521974U (en) | 2023-07-20 | 2023-07-20 | Prefabricated electric box reserving die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220521974U (en) |
-
2023
- 2023-07-20 CN CN202321920768.1U patent/CN220521974U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |