CN217759608U - Thickness control cushion block for reinforced concrete floor slab without split heads and rib structure - Google Patents
Thickness control cushion block for reinforced concrete floor slab without split heads and rib structure Download PDFInfo
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- CN217759608U CN217759608U CN202220828264.6U CN202220828264U CN217759608U CN 217759608 U CN217759608 U CN 217759608U CN 202220828264 U CN202220828264 U CN 202220828264U CN 217759608 U CN217759608 U CN 217759608U
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Abstract
The utility model discloses a no split heads muscle structure reinforced concrete floor board thick control cushion, including elevation control area stem, upper bracket district, lower protective layer control area, elevation control area stem bottom is provided with lower protective layer control area, lower protective layer control area is close to elevation control area stem one side and is provided with down indisputable down fixed slot, lower protective layer control area thickness is the sum of reinforcing bar protective layer thickness and lower indisputable fixed slot degree of depth down, the elevation control area stem side that corresponds in lower protective layer control area top is provided with upper bracket district, upper bracket district is close to and is provided with the fixed slot under the iron near elevation control area stem one side, upper bracket district top to elevation control area stem top distance subtracts upper iron down fixed slot degree of depth for reinforcing bar protective layer thickness and all upper iron bar diameters sum, the utility model discloses simple structure, the quality is controllable, and high in production efficiency, and with low costs has guaranteed construction quality.
Description
Technical Field
The utility model belongs to the technical field of construction steel bar engineering construction and specifically relates to a thick control cushion of no split heads muscle structure reinforced concrete floor.
Background
The reinforced concrete slab member is used as a main stressed member in a building, the construction quality of the reinforced concrete slab member has great influence on the building, and the plate thickness control, the steel bar protective layer thickness control and the like in the quality control of the reinforced concrete slab are important control points.
The plate thickness is usually controlled through template engineering control end elevation during engineering construction, and the plate thickness is controlled through the mode of instrument control concrete topmark height such as laser spirit levels, and it is higher to need operating personnel's quality and quality consciousness when the topmark height is controlled, and the plate thickness control effect is not very ideal.
At present stage board component down iron reinforcement protective layer thickness is many to pass through square or circular cushion control, its protective layer thickness can guarantee basically, but go up iron reinforcement protective layer thickness and many through concrete top mark height and make level and stirrup reinforcing bar control, if the stirrup reinforcing bar does not have the deformation promptly, the thickness deviation will directly influence protective layer thickness, control the elevation because of going up the iron reinforcing bar mainly through the stirrup reinforcing bar, the common finished product stirrup reinforcing bar in existing market is under the construction, very easily lead to going up the iron elevation to sink because of trampling during inspection and concrete placement construction, and then lead to going up iron reinforcement protective layer thickness too big and then lead to quality problems such as concrete surface crack.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned problem that exists among the prior art, the utility model provides a thick control cushion of no split heads muscle structure reinforced concrete floor.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a thick control cushion of no split heads muscle structure reinforced concrete floor, includes elevation control area stem, upper bracket district, lower floor's protective layer control area, elevation control area stem bottom is provided with lower floor's protective layer control area, lower floor's protective layer control area is close to elevation control area stem one side and is provided with down the fixed slot under the iron, lower floor's protective layer control area thickness is the sum of reinforcing bar protective layer thickness and the lower iron fixed slot degree of depth down, the elevation control area stem side that corresponds above lower floor's protective layer control area is provided with upper bracket district, upper bracket district is close to and is provided with the fixed slot under the upper iron near elevation control area stem one side, upper bracket district top to elevation control area stem top distance subtracts the upper iron fixed slot degree of depth for reinforcing bar protective layer thickness under with all upper iron reinforcing bar diameter sums.
The thickness control cushion block for the reinforced concrete floor slab with the split heads is characterized in that the upper iron lower row fixing groove and the lower iron lower row fixing groove are of semicircular structures, and the diameters of the upper iron lower row fixing groove and the lower iron lower row fixing groove are not smaller than the diameters of the steel bars.
The thickness of the reinforced concrete floor slab of the split heads-free structure is controlled by the cushion block, and the bottom surface of the core column in the elevation control area and the bottom surface of the lower protective layer control area are in the same horizontal plane.
According to the thickness control cushion block for the reinforced concrete floor slab with the split heads, the bottom surface of the core column in the elevation control area and the bottom surface of the lower protective layer control area form a square, a rectangle or a circle, and the side length or the diameter of the square, the rectangle or the circle is 50-80mm.
According to the thickness control cushion block for the reinforced concrete floor slab with the split heads, the projections of the lower iron lower row fixing groove and the upper iron lower row fixing groove on the plane are mutually vertical.
The thickness control cushion block of the reinforced concrete floor slab without the split heads and the rib structures has the same strength as that of the concrete of the floor slab.
The utility model has the advantages that the structure is simple, the processing material is fine stone concrete or grouting material, after the size is determined, the standardized processing prefabrication can be carried out in a prefabricated part factory or a professional brick making factory, the size of the part is standard, the quality is controllable, the production efficiency is high, a large-scale integrated building company can realize centralized processing manufacture, purchase and sale, and the dies can be repeatedly used in mass production to realize cost amortization;
the thickness of the floor can be effectively controlled, the floor is ensured not to generate structural problem due to insufficient thickness, and simultaneously, the problems of material waste and insufficient building clear height due to excessive thickness are avoided;
can effectively guarantee go up indisputable, down iron reinforcement protective layer thickness, avoid traditional finished product stirrup to trample etc. because of acceptance and concrete construction and lead to go up indisputable protective layer thickness too thick, reduce the probability that the face concrete produced the fracture, its structural quality is more secure.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic view of the present invention;
figure 2 is the utility model is used for prefabricated coincide floor sketch map.
In the figure, 1 is a core column in an elevation control area, 2 is upper iron lower row fixing grooves, 3 is an upper layer bracket area, 4 is a lower layer protective layer control area, 5 is lower iron lower row fixing grooves, and 6 is a prefabricated composite floor slab.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1, the utility model discloses a no split heads muscle structure reinforced concrete floor slab thickness control cushion, including elevation control area stem 1, upper bracket district 3, lower protective layer control area 4, 1 bottom of elevation control area stem is provided with lower protective layer control area 4, 1 bottom surface of elevation control area stem is in same horizontal plane with 4 bottom surfaces of lower protective layer control area, lower protective layer control area 4 is close to 1 one side of elevation control area stem and is provided with down iron under fixed slot 5, lower protective layer control area 4 thickness is reinforcing bar protective layer thickness and down iron under fixed slot 5 degree of depth, the elevation control area stem 1 side that lower protective layer control area 4 top corresponds is provided with upper bracket district 3, upper bracket district 3 is close to and is provided with upper iron fixed slot 2 under the elevation control area stem 1 one side, upper bracket district 3 top to 1 top distance of elevation control area stem is reinforcing bar protective layer thickness, all upper iron reinforcing bar diameters (including the positive angle attaches the muscle, the atress muscle, diameter such as distribution muscle) sum subtracts upper iron 2 degree of depth.
In this embodiment, the diameter of the steel bar of the common plate is usually 6-10mm, the upper iron lower row fixing groove 2 and the lower iron lower row fixing groove 5 are semi-circles with a depth of 5mm, that is, the diameter of the semi-circle is 10mm, when the diameter of the used steel bar of the plate exceeds 10mm, the diameter of the semi-circle of the fixing groove can be properly increased and is generally not smaller than the diameter of the actual steel bar, and the thickness of the protective layer at the bottom of the core column in the distance elevation control area of the bottom of the fixing groove should be ensured during adjustment.
In this embodiment, according to the rule of arranging of iron and lower iron reinforcing bar in the steel bar engineering, the lower iron lower row of fixed slot 5 and the upper iron lower row of fixed slot 2 are at planar projection mutually perpendicular, when the reinforcing bar arranged individual demand, can adjust according to this arrangement principle.
In this embodiment, the bottom surface of the stem 1 in the elevation control area and the bottom surface of the lower protective layer control area 4 are in a stable shape such as a square, a rectangle, a circle, etc., and the length of the side or the diameter of the bottom surface is 50-80mm, and if the diameter of the steel bar is too large, the diameter can be properly increased according to the force calculation.
The cushion block can be used for cast-in-situ floor slabs, and is characterized in that a coagulant is coated on a mould during processing, and high-pressure water scouring is carried out after the mould is removed, so that the combination of the cushion block and a concrete structure floor slab is ensured, and the self-waterproof (seepage) performance of the concrete structure is ensured.
The upper layer bracket area can be provided with a cold-drawn steel wire or a bamboo stick according to the stress calculation requirement to ensure that the personnel on the steel bar can not be damaged when walking and trampling.
When the cushion block is used for a cast-in-place floor slab, the height of the cushion block is the same as the thickness of the slab, elevation adjustment can be carried out on a template project by measuring the data of the height of the top elevation of the cushion block before concrete pouring, and the leveling of a concrete leveling bin is used as an elevation and leveling control point when the concrete leveling bin is leveled, so that the aims of controlling the thickness of the slab and leveling can be achieved.
When the prefabricated composite floor slab is used for cast-in-place floor slabs or prefabricated composite floor slabs, the requirement can be met by arranging the prefabricated composite floor slabs at intervals of 600-800 mm.
The cushion block is made of fine aggregate concrete or grouting material and the like, the strength of the cushion block is the same as that of floor slab concrete, when concrete or grouting material excess is made on site, a special die manufacturer can customize a die for processing, and when the demand is large, the cushion block is suitable for customizing and processing in a prefabricated part factory or a special brick making factory.
This embodiment cushion also can be used to prefabricated coincide floor, as shown in fig. 2 for when prefabricated coincide floor, can process structure as an organic whole with this embodiment cushion and prefabricated coincide floor, promptly leave the factory promptly for the form as shown in fig. 2, but direct mount reinforcing bar improves the installation effectiveness.
It should be noted that the strength of the cushion block of the present embodiment is the same as that of the prefabricated composite floor slab 6 when the cushion block is applied to the fabricated structure.
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.
Claims (6)
1. The utility model provides a thick control cushion of no split heads muscle structure reinforced concrete floor, its characterized in that: including elevation control area stem, upper bracket district, lower protective layer control area, elevation control area stem bottom is provided with lower protective layer control area, lower protective layer control area is close to elevation control area stem one side and is provided with down indisputable fixed slot down, lower protective layer control area thickness is the sum of reinforcing bar protective layer thickness and lower indisputable fixed slot degree of depth down, the elevation control area stem side that corresponds in lower protective layer control area top is provided with upper bracket district, upper bracket district is close to and is provided with upper iron fixed slot down near elevation control area stem one side, upper bracket district top to elevation control area stem top distance are reinforcing bar protective layer thickness and all upper iron reinforcing bar diameter sums and subtract the fixed slot degree of depth under the upper iron.
2. The spacer block for controlling thickness of steel bar concrete floor slab without split heads of claim 1, wherein the upper iron lower row fixing groove and the lower iron lower row fixing groove are semi-circular structures and have a diameter not smaller than the diameter of steel bar.
3. The thickness control block for a non-split heads steel reinforced concrete floor of claim 1, wherein the bottom surface of the stem of the elevation control area and the bottom surface of the control area of the lower protective layer are at the same level.
4. The thickness control cushion block of a non-split heads steel bar reinforced concrete floor slab of claim 3, wherein the bottom surface of the stem of the elevation control area and the bottom surface of the control area of the lower protective layer form a square, rectangle or circle, and the side length or diameter is 50-80mm.
5. The spacer block for controlling the thickness of a reinforced concrete floor without a split heads structure as claimed in claim 1, wherein the projections of the lower row of fixing grooves of the lower iron and the lower row of fixing grooves of the upper iron on the plane are perpendicular to each other.
6. The split heads-free reinforced concrete floor thickness control spacer of claim 1, wherein the strength is the same as the floor concrete strength.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220828264.6U CN217759608U (en) | 2022-04-12 | 2022-04-12 | Thickness control cushion block for reinforced concrete floor slab without split heads and rib structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220828264.6U CN217759608U (en) | 2022-04-12 | 2022-04-12 | Thickness control cushion block for reinforced concrete floor slab without split heads and rib structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217759608U true CN217759608U (en) | 2022-11-08 |
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ID=83882217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220828264.6U Active CN217759608U (en) | 2022-04-12 | 2022-04-12 | Thickness control cushion block for reinforced concrete floor slab without split heads and rib structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217759608U (en) |
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2022
- 2022-04-12 CN CN202220828264.6U patent/CN217759608U/en active Active
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