CN112761320A - Concrete precast slab capable of conducting flow and evaporating moisture - Google Patents
Concrete precast slab capable of conducting flow and evaporating moisture Download PDFInfo
- Publication number
- CN112761320A CN112761320A CN202110205110.1A CN202110205110A CN112761320A CN 112761320 A CN112761320 A CN 112761320A CN 202110205110 A CN202110205110 A CN 202110205110A CN 112761320 A CN112761320 A CN 112761320A
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- water
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- 239000004567 concrete Substances 0.000 title claims abstract description 127
- 238000001704 evaporation Methods 0.000 title claims abstract description 30
- 239000000835 fiber Substances 0.000 claims abstract description 68
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 64
- 239000004744 fabric Substances 0.000 claims abstract description 23
- 238000001816 cooling Methods 0.000 claims abstract description 21
- 239000011347 resin Substances 0.000 claims abstract description 10
- 229920005989 resin Polymers 0.000 claims abstract description 10
- 239000002184 metal Substances 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 15
- 239000004575 stone Substances 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 229920002994 synthetic fiber Polymers 0.000 claims description 4
- 239000012209 synthetic fiber Substances 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 3
- 229910052875 vesuvianite Inorganic materials 0.000 claims description 3
- 238000009941 weaving Methods 0.000 claims description 3
- 239000011178 precast concrete Substances 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 230000008020 evaporation Effects 0.000 abstract description 11
- 239000002250 absorbent Substances 0.000 abstract 2
- 230000008595 infiltration Effects 0.000 description 6
- 238000001764 infiltration Methods 0.000 description 6
- 239000011150 reinforced concrete Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002923 metal particle Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/07—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor
- E04F13/072—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of specially adapted, structured or shaped covering or lining elements
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
- Revetment (AREA)
Abstract
The invention discloses a concrete precast slab capable of guiding and evaporating water, which belongs to the field of buildings and comprises a concrete slab main body, wherein a plurality of guide grooves are formed in the concrete slab main body, guide channels are arranged in the guide grooves, fiber cloth belts matched with the concrete slab main body are fixedly connected to openings of the guide channels, a plurality of uniformly distributed floating blocks are fixedly connected to the inner walls of the guide channels, each floating block comprises a fixed plate fixedly connected to the guide channel, water-absorbent resin is fixedly connected to each fixed plate, a floating film is laid on the surface of the water-absorbent resin, a plurality of uniformly distributed surface cooling balls are fixedly connected to each fiber cloth belt, each surface cooling ball comprises an expansion ball, and each expansion ball is internally provided with a fixed ball, so that when water flow on a concrete slab is guided to be discharged, the water evaporation on the surface of the concrete slab is accelerated, and the water is prevented from being accumulated on the concrete slab, preventing rain water from infiltrating into the concrete slab.
Description
Technical Field
The invention relates to the field of buildings, in particular to a concrete precast slab capable of conducting flow and evaporating water.
Background
Reinforced concrete slabs, slabs made of reinforced concrete materials, are basic structures or members in house buildings and various engineering structures, are commonly used as roofs, floor systems, platforms, walls, retaining walls, foundations, terraces, pavements, pools and the like, and have a very wide application range. The reinforced concrete slab is divided into a square slab, a circular slab and a special-shaped slab according to the plane shape. It is divided into a unidirectional plate and a bidirectional plate according to the stress action mode of the structure. The most common are uni-directional plates, four-sided supported bi-directional plates, and flat, beamless plates supported by columns. The thickness of the plate should meet the requirements of strength and rigidity.
The reinforced concrete slab has two types of cast-in-place and prefabrication. Cast-in-place panels are typically integrated with the reinforced concrete beam and form a multi-span continuous structural form. Prefabricated panels are widely used in industrial and civil buildings as roofs and building covers, and the prefabricated panels commonly used have solid, hollow and channel panels, the width of the panels depending on the specific conditions of the local manufacturing, hoisting and transportation equipment.
When the precast slab is used as an outer wall of a building, the precast slab is directly exposed to the external environment, and the requirement on the anti-seepage performance is high, but the existing precast slab is usually started from raw materials only in the forming process, raw materials such as waterproof parts and anti-seepage agents are added, although the existing precast slab has a certain anti-seepage effect, the anti-seepage mode is too passive, the performance of the existing precast slab is gradually reduced along with the passing of the service life, and the water of the existing precast slab is easy to be retained in the slab after the existing precast slab is used for a long time, so that the strength of the slab.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to provide a concrete precast slab capable of guiding and evaporating water, which can accelerate the water evaporation on the surface of a concrete slab, prevent the water from accumulating on the concrete slab and prevent rainwater from permeating into the concrete slab when water flow on the concrete slab is guided to be discharged.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A concrete precast slab capable of guiding flow and evaporating moisture comprises a concrete slab main body, wherein a plurality of guide grooves are formed in the concrete slab main body, guide channels are installed in the guide grooves, fiber cloth belts matched with the concrete slab main body are fixedly connected to openings of the guide channels, a plurality of floating blocks which are uniformly distributed are fixedly connected to the inner walls of the guide channels, each floating block comprises a fixed plate fixedly connected to each guide channel, water-absorbing resin is fixedly connected to each fixed plate, a floating film is laid on the surface of the water-absorbing resin, a plurality of surface cooling balls which are uniformly distributed are fixedly connected to each fiber cloth belt, each surface cooling ball comprises an expansion ball, a fixed ball is arranged in each expansion ball, a plurality of fiber pipes which are uniformly distributed are fixedly connected to each fixed ball, each fiber pipe penetrates through each expansion ball, and a breathable concrete slab is arranged between every two adjacent surface cooling balls, fixedly connected with a plurality of and ventilative concrete slab assorted thick cellosilk on the inner wall of fibre strap, can realize when the rivers are discharged on guide concrete slab for the evaporation of water on concrete slab surface prevents that moisture from piling up on concrete slab, prevents in the rainwater infiltration concrete slab.
Further, the concrete slab main body is made of solid concrete by pouring.
Further, ventilative concrete slab includes the concrete mainboard, the ventilated membrane has been laid to the one end that the concrete mainboard kept away from the concrete slab main part, the equal fixedly connected with spacing area in both ends of concrete mainboard, the spacing is taken and is dug have a plurality ofly and fibre strap assorted water conservancy diversion hole to in water conservancy diversion canal with the rivers water conservancy diversion on panel surface.
Furthermore, the fiber cloth belt is formed by cross weaving of synthetic fiber wires and heat conducting metal wires, so that the fiber cloth belt has good heat conductivity and water conducting performance.
Furthermore, the concrete mainboard is made by porous concrete pouring, a plurality of evenly distributed's heat transfer ball about being equipped with in the concrete mainboard, the heat transfer ball includes porous stone ball, porous stone ball intussuseption is filled with self-heating powder, and heat transfer ball generates heat when making steam infiltration in the concrete mainboard.
Further, the fixed ball is made by porous volcanic rock, be attached to metal heat conduction particle on the fixed ball, the inflation ball is made by elastic rubber, the last excavation of inflation ball has a plurality of feed liquor holes, the aperture in feed liquor hole is less than metal heat conduction particle's average particle diameter, makes table cold ball accessible metal heat conduction particle carry out the heat-retaining and heat conduction, and table cold ball temperature can promote fast when external temperature risees to moisture evaporates fast.
Furthermore, the surface of the expansion ball is coated with a fiber net layer, the fiber pipe comprises an activated carbon fiber pipe, a water guide fiber filament is arranged in the activated carbon fiber pipe and connected with the fiber net layer, and water retained in the surface cooling ball is guided to the fiber pipe through the water guide fiber filament and is subjected to capillary evaporation through the fiber pipe.
Furthermore, the floating block is positioned between two adjacent surface cooling balls, and the coverage area of the thick fiber yarn is matched with the length of the floating block.
Furthermore, the diversion channel and the fixing plate are of an integrated structure, and both the diversion channel and the fixing plate are made of PVC materials.
A concrete precast slab capable of conducting flow and evaporating water is prepared by the following steps:
s1, installing diversion channels at the bottom of the mould at equal intervals, and sealing two ends of the diversion channels
S2, pouring concrete at 50 ℃ into the mould, leveling the concrete in the mould and then sealing;
s3, after the concrete is cooled and solidified, inserting a filling pipe into the diversion channel, and then adhering the prefabricated air-permeable concrete plate to the concrete plate main body to make the fiber cloth belt completely fit with the air-permeable concrete plate;
and S4, after the air-permeable concrete plate is bonded and fixed with the concrete plate main body, the plate is manufactured.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme can realize when the rivers discharge on guide concrete slab for the evaporation of water on concrete slab surface prevents that moisture from piling up on concrete slab, prevents in the rainwater infiltration concrete slab.
(2) Ventilative concrete slab includes the concrete mainboard, and the ventilated membrane has been laid to the one end that the concrete mainboard kept away from the concrete slab main part, and the equal fixedly connected with in both ends of concrete mainboard takes, and the spacing chiseling has a plurality ofly and fibre strap assorted water conservancy diversion hole on taking to in water conservancy diversion canal with the rivers water conservancy diversion on panel surface.
(3) The fiber cloth belt is made by cross weaving of synthetic fiber wires and heat conducting metal wires, so that the fiber cloth belt has good heat conductivity and water conducting performance. The concrete mainboard is made by porous concrete pouring, is equipped with a plurality of evenly distributed's about being equipped with in the concrete mainboard heat transfer ball, and the heat transfer ball includes porous stone ball, and porous stone ball intussuseption is filled with self-heating powder, and the heat transfer ball generates heat when making steam infiltration in the concrete mainboard.
(4) The fixed ball is made by porous vesuvianite, is attached to metal heat conduction particle on the fixed ball, and the inflation ball is made by elastic rubber, and it has a plurality of feed liquor holes to cut on the inflation ball, and the aperture in feed liquor hole is less than metal heat conduction particle's average particle diameter, makes table cold ball accessible metal heat conduction particle carry out the heat-retaining and heat conduction, and table cold ball temperature can promote fast when ambient temperature risees to moisture evaporates fast.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a partial cross-sectional view of the present invention;
FIG. 4 is a schematic view of the structure at A in FIG. 3;
FIG. 5 is a schematic view of the structure at B in FIG. 3;
fig. 6 is a cross-sectional view of the present invention.
The reference numbers in the figures illustrate:
1 concrete slab body, 101 diversion canal, 2 fiber cloth belt, 201 coarse fiber yarn, 3 floating block, 301 fixing plate, 302 water-absorbing resin, 303 floating film, 4 surface cooling ball, 401 expansion ball, 402 fixing ball, 403 fiber pipe, 5 air-permeable concrete slab, 501 concrete main board, 502 air-permeable film, 6 heat exchange ball, 601 porous stone ball and 602 self-heating powder.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-4, a concrete precast slab capable of guiding and evaporating water comprises a concrete slab body 1, wherein the concrete slab body 1 is made of solid concrete by pouring. A plurality of guiding gutters have been seted up on concrete slab main part 1, install water conservancy diversion canal 101 in the guiding gutter, water conservancy diversion canal 101 and fixed plate 301 formula structure as an organic whole, water conservancy diversion canal 101 and fixed plate 301 are made by the PVC material, the opening part fixedly connected with of water conservancy diversion canal 101 and concrete slab main part 1 assorted fibre strap 2, fibre strap 2 is woven by synthetic fiber line and heat conduction metal wire alternately and is made, a plurality of evenly distributed's of fixedly connected with slider 3 on the inner wall of water conservancy diversion canal 101, slider 3 includes fixed plate 301 of fixed connection on water conservancy diversion canal 101, fixedly connected with water-absorbing resin 302 on the fixed plate 301, floating film 303 has been laid on water-absorbing resin 302's surface, slider 3 is located between two adjacent table cold balls 4, and the length phase-match of slider 3 to the coverage area of thick cellosilk 201.
Referring to fig. 2-5, a plurality of uniformly distributed surface cooling balls 4 are fixedly connected to the fiber cloth tape 2, each surface cooling ball 4 includes an expansion ball 401, the surface of the expansion ball 401 is covered with a fiber mesh layer, the fiber tube 403 includes an activated carbon fiber tube, a water guide fiber filament is arranged in the activated carbon fiber tube, the water guide fiber filament is connected with the fiber mesh layer, and the water retained in the surface cooling ball is guided to the fiber tube through the water guide fiber filament and is subjected to capillary evaporation through the fiber tube. Be equipped with fixing ball 402 in the inflation ball 401, a plurality of evenly distributed's fiber tube 403 of fixedly connected with on the fixing ball 402, fiber tube 403 runs through inflation ball 401, is equipped with ventilative concrete slab 5 between two adjacent table cold balls 4, and a plurality of and ventilative concrete slab 5 assorted thick cellosilk 201 of fixedly connected with on the inner wall of fibre strap 2. Fixing ball 402 is made by porous vesuvianite, is attached to metal heat conduction particle on the fixing ball 402, and expansion ball 401 is made by elastic rubber, and it has a plurality of feed liquor holes to dig on the expansion ball 401, and the aperture in feed liquor hole is less than metal heat conduction particle's average particle diameter, makes table cold ball accessible metal heat conduction particle carry out heat-retaining and heat conduction, and table cold ball temperature can promote fast when the ambient temperature risees to moisture evaporates fast.
Referring to fig. 5, the air-permeable concrete slab 5 includes a concrete main board 501, an air-permeable film 502 is laid on one end of the concrete main board 501 away from the concrete slab main body 1, both ends of the concrete main board 501 are fixedly connected with a limiting band 503, a plurality of flow guide holes matched with the fiber cloth tapes 2 are cut on the limiting band 503, the flow guide holes are matched with the fiber cloth tapes 2, and the flow guide holes are semicircular. Concrete mainboard 501 is made by porous concrete pouring, is equipped with a plurality of evenly distributed's heat transfer ball 6 about being equipped with in concrete mainboard 501, and heat transfer ball 6 includes porous stone ball 601, and porous stone ball 601 intussuseption is filled with self-heating powder 602, and when making steam infiltration concrete mainboard 501 in, heat transfer ball 6 generates heat.
A concrete precast slab capable of conducting flow and evaporating water is prepared by the following steps:
s1, installing diversion channels 101 at equal intervals at the bottom of the mould, and sealing two ends of the diversion channels 101
S2, pouring concrete at 50 ℃ into the mould, leveling the concrete in the mould and then sealing;
s3, after the concrete is cooled and solidified, inserting a filling pipe into the diversion channel 101, and then adhering the prefabricated air-permeable concrete plate 5 to the concrete plate main body 1 to enable the fiber cloth belt 2 to be completely adhered to the air-permeable concrete plate 5;
and S4, after the air-permeable concrete plate 5 is bonded and fixed with the concrete plate main body 1, the plate manufacturing is completed.
In the using process, when rainwater flows along the surface of the plate, water gradually enters the flow guide channel 101 in the flowing process, when the rainwater flows in the flow guide channel 101, the rainwater is gradually contacted with the coarse fiber yarns 201 and the surface cooling balls 4, the coarse fiber yarns 201 guide the flow, part of the water covers the fiber cloth belts 2, the water is evaporated through the fiber cloth belts 2, and after the water flows are contacted with the floating blocks 3, the water-absorbing resin in the floating blocks 3 absorbs water and expands, so that the floating blocks 3 integrally expand, the cross-sectional space in the flow guide channel is reduced, the water flow in the flow guide channel 101 is reduced, the water is fully contacted with the fiber cloth belts 2, the water part on the fiber cloth belts 2 is subjected to heat exchange and evaporation with air, the other part of the water penetrates into the air-permeable concrete plate 5 and is contacted with the heat exchange balls 6 in the air-permeable concrete plate 5, the self-heating powder in the heat exchange balls 6 reacts and generates, so as to accelerate the evaporation rate of the water on the fiber cloth belt 2, and the water in the diversion channel 101 contacts with the surface cooling ball 4 when flowing, because the surface cooling ball 4 covers most of the cross section of the diversion channel 101, water flow can pass through the expansion ball 401 after contacting the surface cooling ball 4, and heat exchange is carried out through metal particles in the expansion ball 401, when the air-permeable concrete slab 5 generates heat or the external environment temperature is higher, the temperature of the fixing ball 402 can be quickly raised through the heat conduction of the metal particles, so that the surface cooling ball 4 keeps higher temperature for a long time, the fiber pipe 403 entering the surface cooling ball 4 keeps higher temperature, after the moisture entering the surface cooling ball 4 is guided to the fiber pipe 403 through the fiber net on the expansion ball 401, carry out the evaporation of water through fibre pipe 403, make the moisture in the water conservancy diversion canal 101 progressively evaporate through a plurality of table cold balls 4 that set up on fibre strap 2, prevent that long time is detained moisture in the water conservancy diversion canal 101.
Can realize carrying out concentrated moisture capillary evaporation through surface cold ball 4 when leading concrete slab upward rivers and discharging, through the moisture evaporation who accelerates concrete slab surface, prevent that moisture from piling up on concrete slab, prevent in the rainwater infiltration concrete slab.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (10)
1. A precast concrete panel capable of conducting and evaporating moisture, comprising a concrete panel body (1), characterized in that: a plurality of flow guide grooves are formed in the concrete slab main body (1), a flow guide channel (101) is installed in the flow guide groove, an opening of the flow guide channel (101) is fixedly connected with a fiber cloth belt (2) matched with the concrete slab main body (1), a plurality of evenly distributed floating blocks (3) are fixedly connected on the inner wall of the flow guide channel (101), each floating block (3) comprises a fixing plate (301) fixedly connected on the flow guide channel (101), a water-absorbing resin (302) is fixedly connected on each fixing plate (301), a floating film (303) is laid on the surface of the water-absorbing resin (302), a plurality of evenly distributed surface cooling balls (4) are fixedly connected on the fiber cloth belt (2), each surface cooling ball (4) comprises an expansion ball (401), a fixing ball (402) is arranged in the expansion ball (401), and a plurality of evenly distributed fiber pipes (403) are fixedly connected on the fixing ball (402), expansion ball (401) are run through in fibre pipe (403), adjacent two be equipped with ventilative concrete slab (5) between table cold ball (4), fixedly connected with a plurality of and ventilative concrete slab (5) assorted thick cellosilk (201) on the inner wall of fibre strap (2).
2. The concrete precast slab capable of guiding and evaporating water according to claim 1, wherein: the concrete slab main body (1) is made of dense concrete by pouring.
3. The concrete precast slab capable of guiding and evaporating water according to claim 1, wherein: ventilative concrete slab (5) are including concrete mainboard (501), ventilated membrane (502) have been laid to the one end that concrete mainboard (501) kept away from concrete slab main part (1), spacing area (503) of the equal fixedly connected with in both ends of concrete mainboard (501), cut on spacing area (503) a plurality of and fibre strap (2) assorted water conservancy diversion hole.
4. The concrete precast slab capable of guiding and evaporating water according to claim 1, wherein: the fiber cloth belt (2) is formed by alternately weaving synthetic fiber wires and heat-conducting metal wires.
5. The concrete precast slab capable of guiding and evaporating water according to claim 1, wherein: the concrete main board (501) is made of porous concrete by pouring, a plurality of heat exchange balls (6) which are uniformly distributed on the left and right are arranged in the concrete main board (501), each heat exchange ball (6) comprises a porous stone ball (601), and self-heating powder (602) is filled in each porous stone ball (601).
6. The concrete precast slab capable of guiding and evaporating water according to claim 1, wherein: the fixed ball (402) is made by porous vesuvianite, be attached to metal heat conduction particle on the fixed ball (402), expansion ball (401) is made by elastic rubber, it has a plurality of feed liquor holes to cut on expansion ball (401), the aperture in feed liquor hole is less than metal heat conduction particle's average particle diameter.
7. The concrete precast slab capable of guiding and evaporating water according to claim 1, wherein: the surface of the expansion ball (401) is coated with a fiber net layer, the fiber pipe (403) comprises an activated carbon fiber pipe, a water guide fiber yarn is arranged in the activated carbon fiber pipe, and the water guide fiber yarn is connected with the fiber net layer.
8. The concrete precast slab capable of guiding and evaporating water according to claim 1, wherein: the floating block (3) is positioned between two adjacent surface cooling balls (4), and the coverage area of the thick fiber yarn (201) is matched with the length of the floating block (3).
9. The concrete precast slab capable of guiding and evaporating water according to claim 1, wherein: the following steps: the flow guide channel (101) and the fixing plate (301) are of an integrated structure, and the flow guide channel (101) and the fixing plate (301) are made of PVC materials.
10. A concrete precast slab capable of guiding water flow and evaporating moisture according to claims 1-9, which is characterized in that: the preparation method comprises the following steps:
s1, installing flow guide channels (101) at the bottom of the die at equal intervals, and sealing two ends of the flow guide channels (101)
S2, pouring concrete at 50 ℃ into the mould, leveling the concrete in the mould and then sealing;
s3, after concrete is cooled and solidified, inserting a filling pipe into the diversion canal (101), and then adhering the prefabricated air-permeable concrete plate (5) to the concrete plate main body (1) to enable the fiber cloth belt (2) to be completely attached to the air-permeable concrete plate (5);
and S4, after the air-permeable concrete plate (5) is bonded and fixed with the concrete plate main body (1), the plate is manufactured.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110205110.1A CN112761320B (en) | 2021-02-24 | 2021-02-24 | Concrete precast slab capable of conducting flow and evaporating moisture |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110205110.1A CN112761320B (en) | 2021-02-24 | 2021-02-24 | Concrete precast slab capable of conducting flow and evaporating moisture |
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| CN112761320A true CN112761320A (en) | 2021-05-07 |
| CN112761320B CN112761320B (en) | 2022-07-12 |
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| CN113445665A (en) * | 2021-05-17 | 2021-09-28 | 张紫阳 | Flexible self-sealing rock mineral wool heat-insulation wallboard |
| CN113682028A (en) * | 2021-07-01 | 2021-11-23 | 翟义恒 | Preparation method of laminated sandwich type building composite waterproof roll |
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| US20160138812A1 (en) * | 2014-11-14 | 2016-05-19 | Thermal Fluidics, Inc. | Building cladding heater apparatus and system |
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|---|---|
| CN112761320B (en) | 2022-07-12 |
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