CN214302918U - Concrete floor thickness control device - Google Patents
Concrete floor thickness control device Download PDFInfo
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- CN214302918U CN214302918U CN202022192591.0U CN202022192591U CN214302918U CN 214302918 U CN214302918 U CN 214302918U CN 202022192591 U CN202022192591 U CN 202022192591U CN 214302918 U CN214302918 U CN 214302918U
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- wing plate
- groove
- base
- concrete floor
- lower wing
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Abstract
The utility model provides a concrete floor thickness control device, which comprises a plurality of first control elements and a plurality of second control elements, wherein the first control elements and the second control elements respectively comprise a base, an upper wing plate and a lower wing plate; the upper wing plate is fixed at the upper end of the base, and the top surface of the upper wing plate is provided with an upper groove with an upward notch; the lower wing plate is fixed at the lower end of the base, the top surface of the lower wing plate is provided with a lower groove with an upward notch, and the extending directions of the upper groove and the lower groove are the same; in the first control element, the distance between the bottom wall of the lower groove and the bottom surface of the lower wing plate is a1, the distance between the bottom wall of the upper groove and the bottom surface of the lower wing plate is b1, in the second control element, the distance between the bottom wall of the lower groove and the bottom surface of the lower wing plate is a2, the distance between the bottom wall of the upper groove and the bottom surface of the lower wing plate is b2, a1-a2 is b1-b2 which is not less than c, and c is the maximum width of the steel bar in the vertical direction. The utility model provides a technical scheme can effective control reinforcing bar protective layer thickness, can regard as floor double steel bar support component, utilizes reinforcing bar self dead weight to fix, can accurate control floor thickness.
Description
Technical Field
The utility model relates to a building construction technical field especially relates to a concrete floor thickness control device.
Background
In the construction stage of a building structure, a large number of cast-in-place concrete structures are adopted, the thickness of floor concrete relates to the thickness of a plate surface stressed steel bar protective layer and floor load, and the steel bar protective layer mainly plays a role in ensuring the bonding force of steel bars and concrete and the durability of the structure and also influences the structure safety, the bearing capacity of a plate and the control effect of plate cracks. The relative shortage of the plate thickness control method is always a short plate and a great control difficulty for guaranteeing the construction quality of the floor slab.
For the floor thickness control during the construction of the floor with the cast-in-place concrete structure, the traditional treatment mode is to provide elevation control reference by adopting a routing mode before concrete pouring. The existing traditional routing method has the problems that the steel bar is easy to deviate in the concrete pouring process, the number of the set point positions is large, two point stay wires need to be continuously and randomly extracted in the pouring process, then a steel tape measure is used for measuring the floor elevation, the thickness of the plate is controlled, and the concrete pouring height is continuously adjusted, a large amount of construction materials and labor force need to be consumed in the process, and meanwhile, the manual reading number measuring precision of the tape measure is greatly influenced by the skill of an operator.
SUMMERY OF THE UTILITY MODEL
In view of the above, in order to solve the above problems, embodiments of the present invention provide a concrete floor thickness control device.
The embodiment of the utility model provides a concrete floor thickness control device, including a plurality of first control spare and a plurality of second control spare, first control spare and second control spare all include base, upper wing plate and lower wing plate;
the upper wing plate is fixed at the upper end of the base, and an upper groove with an upward notch is formed in the top surface of the upper wing plate; the lower wing plate is fixed at the lower end of the base, a lower groove with an upward notch is formed in the top surface of the lower wing plate, and the extending direction of the upper groove is the same as that of the lower groove;
in the first control element, the distance between the bottom wall of the lower groove and the bottom surface of the lower wing plate is a1, the distance between the bottom wall of the upper groove and the bottom surface of the lower wing plate is b1, the distance between the bottom wall of the lower groove and the bottom surface of the lower wing plate is a2, the distance between the bottom wall of the upper groove and the bottom surface of the lower wing plate is b2, a1-a2 is b1-b2 is not less than c, and c is the maximum width of the steel bar in the vertical direction.
Furthermore, the inner walls of the upper groove and the lower groove are both arc-shaped and are matched with the cylindrical steel bars.
Further, the upper end of the base protrudes out of the top surface of the upper wing plate.
Further, the height of the base is the same as the thickness of the floor slab.
Further, the upper wing plate and the lower wing plate are located on the same side of the base.
Further, base, upper wing plate and lower wing plate are integrated into one piece.
Furthermore, the material of the concrete floor thickness control device is concrete.
Further, the distance between the bottom wall of the lower groove of the second control piece and the bottom surface of the lower wing plate is equal to the thickness of the lower layer of steel bar protection layer.
Further, the length and the width of the base are 15-25 mm.
Further, the width and thickness of the upper wing plate and the lower wing plate are 15-25 mm.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is: can effective control reinforcing bar protective layer thickness, can regard as the double-deck reinforcing bar supporting member of floor, concrete floor thickness control device utilizes reinforcing bar self dead weight to fix, and the atress is reasonable, but accurate control floor thickness. The prefabricated concrete pouring device has the advantages of simple structure, reasonable design, prefabricated processing and multiple purposes, reduces the investment of measure components in the concrete pouring process, saves the site construction space and effectively promotes the site construction standardized management.
Drawings
Fig. 1 is a schematic structural view of an embodiment of a first control member in a concrete floor thickness control apparatus according to the present invention;
fig. 2 is a schematic structural view of an embodiment of a second control member in the concrete floor thickness control apparatus according to the present invention.
In the figure: the first control piece 100, the second control piece 200, the base 1, the upper wing plate 2, the upper groove 21, the lower wing plate 3 and the lower groove 31.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.
Referring to fig. 1 and 2, an embodiment of the present invention provides a concrete floor thickness control device, including a plurality of first control elements 100 and a plurality of second control elements 200, where each of the first control elements 100 and the second control elements 200 includes a base 1, an upper wing plate 2, and a lower wing plate 3.
The upper wing plate 2 is fixed at the upper end of the base 1, and an upper groove 21 with an upward notch is formed in the top surface of the upper wing plate 2; the lower wing plate 3 is fixed at the lower end of the base 1, a lower groove 31 with an upward notch is arranged on the top surface of the lower wing plate 3, and the extending direction of the upper groove 21 is the same as that of the lower groove 31. In the first control element 100, a distance between the bottom wall of the lower groove 31 and the bottom surface of the lower wing plate 3 is a1, a distance between the bottom wall of the upper groove 21 and the bottom surface of the lower wing plate 3 is b1, a distance between the bottom wall of the lower groove 31 and the bottom surface of the lower wing plate 3 is a2, a distance between the bottom wall of the upper groove 21 and the bottom surface of the lower wing plate 3 is b2, a1-a2 is b1-b2 is not less than c, and c is the maximum width of the steel bar in the vertical direction.
The utility model provides a concrete floor thickness control device, through upper flange 2 and lower flange 3 top respectively to be provided with the upper groove 21 and the lower groove 31 of reinforcing bar location, upper flange 2 can support the concrete floor upper reinforcing bar to control upper reinforcing bar protective layer thickness; can support concrete floor lower floor's reinforcing bar through pterygoid lamina 3 down, effective control lower floor's reinforcing bar protective layer thickness. Utilize the reinforcing bar dead weight to fix concrete floor thickness control device, can carry out effective control according to base 1 highly at floor concrete placement in-process to floor thickness. Generally, reinforcing steel bars need to be arranged in the transverse direction and the longitudinal direction respectively, a first control part 100 and a second control part 200 are provided, the transverse reinforcing steel bars and the longitudinal reinforcing steel bars can be supported and positioned respectively, in the first control part 100 and the second control part 200, the difference a1-a2 between the bottom wall of the lower groove 31 and the bottom surface of the lower wing plate 3, and the difference b1-b2 between the bottom wall of the upper groove 21 and the bottom surface of the lower wing plate 3 are the maximum width of the reinforcing steel bars in the up-down direction, so that the suspending of the reinforcing steel bars above can be avoided, and the supporting and positioning of the transverse reinforcing steel bars and the longitudinal reinforcing steel bars by the first control part 100 and the second control part 200 can be ensured respectively.
Generally, the steel bar is cylindrical, c is the diameter of the steel bar, and the inner walls of the upper groove 21 and the lower groove 31 are both arc-shaped to match with the cylindrical steel bar, so that the stability of positioning the steel bar can be enhanced, and the steel bar is prevented from moving in the upper groove 21 or the lower groove 31.
The upper end of the base 1 protrudes out of the top surface of the upper wing plate 2, the concrete floor thickness control device is installed and fixed and then is poured together with a cast-in-place concrete floor structure, and when pouring is conducted, the height difference between concrete and the upper end of the base 1 is controlled to control the pouring height of the concrete, and finally the thickness of the floor is controlled, so that the net height of floors and the flatness of the floor surface are controlled.
The height d of the base 1 is the same as the thickness of the floor slab, the thickness of the floor slab is generally 100-300 mm, and concrete can be poured to the height which is the same as that of the base 1 directly according to the height of the base 1, so that the thickness of the floor slab can be controlled accurately.
The upper wing plate 2 and the lower wing plate 3 are located on the same side of the base 1, so that the upper layer of steel bars and the lower layer of steel bars are located on the same side of the base 1, the upper layer of steel bars and the lower layer of steel bars are conveniently installed in the upper groove 21 and the lower groove 31 respectively, and the installation efficiency of the steel bars can be improved.
The base 1, the upper wing plate 2 and the lower wing plate 3 are integrally formed, so that the concrete floor thickness control device is convenient to manufacture and meanwhile the overall strength of the concrete floor thickness control device is enhanced. The material of concrete floor thickness control device is the concrete, and in this embodiment, adopt C20 concrete prefabrication, intensity is high, also can utilize the concrete waste to make, can practice thrift a large amount of costs. The concrete excess material is adopted for manufacturing, and when the usage amount of the concrete floor thickness control device reaches a certain amount, the cost of the project is saved remarkably.
The distance a2 between the bottom wall of the lower groove 31 of the second control element 200 and the bottom surface of the lower wing plate 3 is the thickness of the lower steel bar protection layer, and the casting thickness is reserved for the lower steel bar protection layer.
If the length and the width of base 1 are too big, can make whole controlling means's weight great, be not convenient for carry the assigned position with the device, if the length and the width of base 1 are less, can make whole controlling means less to the supporting role of reinforcing bar, in this embodiment, the length and the width of base 1 are 15-25mm, specifically are 20mm, when guaranteeing the supporting role to the reinforcing bar, reduce the weight of whole device, are convenient for carry it. The width and the thickness of the upper wing plate 2 and the lower wing plate 3 are 15-25mm, so that the weight of the whole device is reduced while the supporting effect on the reinforcing steel bars is ensured.
In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.
The features of the embodiments and embodiments described herein above may be combined with each other without conflict.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. The device for controlling the thickness of the concrete floor is characterized by comprising a plurality of first control elements and a plurality of second control elements, wherein each of the first control elements and the second control elements comprises a base, an upper wing plate and a lower wing plate;
the upper wing plate is fixed at the upper end of the base, and an upper groove with an upward notch is formed in the top surface of the upper wing plate; the lower wing plate is fixed at the lower end of the base, a lower groove with an upward notch is formed in the top surface of the lower wing plate, and the extending direction of the upper groove is the same as that of the lower groove;
in the first control element, the distance between the bottom wall of the lower groove and the bottom surface of the lower wing plate is a1, the distance between the bottom wall of the upper groove and the bottom surface of the lower wing plate is b1, the distance between the bottom wall of the lower groove and the bottom surface of the lower wing plate is a2, the distance between the bottom wall of the upper groove and the bottom surface of the lower wing plate is b2, a1-a2 is b1-b2 is not less than c, and c is the maximum width of the steel bar in the vertical direction.
2. The concrete floor thickness control apparatus of claim 1, wherein the upper groove and the lower groove have circular arc-shaped inner walls to fit cylindrical reinforcing bars.
3. A concrete floor thickness control apparatus as claimed in claim 1, wherein the upper end of said base is disposed to project above the top surface of said upper wing.
4. A concrete floor thickness control apparatus according to claim 3, wherein the height of the base is the same as the floor thickness.
5. A concrete floor thickness control apparatus according to claim 1, wherein the upper wing and the lower wing are located on the same side of the base.
6. A concrete floor thickness control apparatus as claimed in claim 1, wherein the base, upper wing and lower wing are integrally formed.
7. The concrete floor thickness control device of claim 6, wherein the concrete floor thickness control device is made of concrete.
8. A concrete floor thickness control apparatus as claimed in claim 1, wherein the distance between the bottom wall of the lower groove of the second control member and the bottom surface of the lower wing plate is the thickness of the protective layer of underlying rebar.
9. A concrete floor thickness control apparatus as claimed in claim 1, wherein the base has a length and width of 15-25 mm.
10. The concrete floor thickness control apparatus of claim 1, wherein the upper wing plate and the lower wing plate have a width and thickness of 15-25 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022192591.0U CN214302918U (en) | 2020-09-29 | 2020-09-29 | Concrete floor thickness control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022192591.0U CN214302918U (en) | 2020-09-29 | 2020-09-29 | Concrete floor thickness control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214302918U true CN214302918U (en) | 2021-09-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022192591.0U Expired - Fee Related CN214302918U (en) | 2020-09-29 | 2020-09-29 | Concrete floor thickness control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214302918U (en) |
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2020
- 2020-09-29 CN CN202022192591.0U patent/CN214302918U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210928 |