CN210032220U - Fireproof heat-insulating wall for building - Google Patents
Fireproof heat-insulating wall for building Download PDFInfo
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- CN210032220U CN210032220U CN201922090555.0U CN201922090555U CN210032220U CN 210032220 U CN210032220 U CN 210032220U CN 201922090555 U CN201922090555 U CN 201922090555U CN 210032220 U CN210032220 U CN 210032220U
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Abstract
The utility model discloses a fire prevention thermal insulation wall for building, it includes: the wall comprises an outer wall body and an inner wall body, wherein the outer wall body and the inner wall body are built by a plurality of wall bricks, the top of any wall brick is provided with a tenon, the bottom of the wall brick is provided with a mortise, the middle of the wall brick is provided with a cavity, the tenon is provided with a first groove, the mortise is provided with a second groove, and the first groove and the second groove form a first through hole; the heat-insulating layer is provided with a plurality of second through holes, and a channel is formed by one second through hole and a pair of first through holes; a plurality of pouring tubes, one pouring tube being inserted into one channel; the first fireproof layer and the second fireproof layer; a protective layer and a decorative layer. The utility model overcomes easily appear the crack between flame retardant coating, heat preservation and the basic wall body among the prior art, lead to the whole defect that firmly intensity reduces of wall body, the utility model discloses have better fire prevention, thermal insulation performance, can keep basic wall body and heat preservation zonulae occludens all the time simultaneously, the crack appears between layer and the layer in avoiding the use.
Description
Technical Field
The utility model relates to a novel building wall. More specifically, the utility model relates to a fire prevention thermal insulation wall for building.
Background
The outer wall is the most important component of the house building, the quality of the outer wall directly relates to the construction quality and the use function of the house building, especially under the condition of bad weather or natural disasters, in order to improve the comfort of people indoors and reduce the harm of natural disaster fire to indoor property and personal safety, the outer wall of the house building needs to be designed into a heat-insulating and fire-proof structure, the existing heat-insulating and fire-proof wall body structure is endless, the fire-proof and heat-insulating mortar is coated on the wall brick body or a heat-insulating layer made of a fire-proof partition plate and a heat-insulating material is arranged, the former has poor fire-proof and heat-insulating effects and cannot meet the living requirements of people; in the latter, because the fireproof partition plate and the heat-insulating layer are generally not formed by pouring concrete as the same as the wall body, the fireproof partition plate, the heat-insulating layer and the basic wall body are not tightly attached due to the large material difference between the fireproof partition plate and the heat-insulating layer, and the wall body is very easy to crack in the later use process due to the common adhesive construction, so that the integral firm strength of the wall body is reduced; in order to solve the connection between the fireproof partition board, the heat preservation layer and the foundation wall body, the three are connected through the metal connecting piece in the prior art, and the situation of separation between layers also exists.
Disclosure of Invention
It is an object of the present invention to solve at least the above problems and to provide at least the advantages which will be described later.
The utility model discloses it is still another purpose to provide a fire prevention thermal insulation wall for building, it has overcome among the prior art easily to appear the crack between flame retardant coating, heat preservation and the basic wall body, leads to the defect of the whole firm intensity reduction of wall body, the utility model discloses have better fire prevention, thermal insulation performance, can keep basic wall body and heat preservation zonulae occludens all the time simultaneously, avoid appearing the crack between layer and layer in the use.
In order to achieve these objects and other advantages in accordance with the present invention, there is provided a fire protection insulation wall for a building, comprising:
the outer wall body and the inner wall body are arranged at intervals along the thickness direction of the wall body, the outer wall body and the inner wall body are built by a plurality of wall bricks, the top of any wall brick is provided with a tenon, the bottom of any wall brick is provided with a mortise matched with the tenon, the top of any tenon is sunken downwards to form a semicircular first groove, the bottom of any mortise is sunken upwards to form a semicircular second groove, any first groove and the second groove corresponding to the first groove form a circular first through hole, any first through hole is horizontally communicated along the thickness direction of the wall body, a plurality of first through holes in the outer wall body and a plurality of first through holes in the inner wall body are arranged in pairs, and the projections of any pair of first through holes are overlapped along the thickness direction of the wall body; a cavity with a T-shaped structure is arranged in any wall brick, and the end part of the vertical edge of the cavity vertically extends upwards and is communicated with the corresponding first groove;
the heat insulation layer is arranged between the outer wall body and the inner wall body, a plurality of second through holes are arranged on the heat insulation layer at intervals, one pair of first through holes are correspondingly provided with one second through hole, any one second through hole is communicated along the thickness direction of the wall body, and two ends of the second through hole are respectively communicated with the pair of corresponding first through holes to form a channel extending along the thickness direction of the wall body;
the pouring pipes are correspondingly arranged in one channel, any pouring pipe is inserted into the channel corresponding to the pouring pipe along the thickness direction of the wall body, and the outer wall of the pouring pipe is tightly attached to the inner wall of the channel corresponding to the pouring pipe; one end face of the pouring pipe is open and the outer side face of the outer wall body is flush, a plurality of discharge ports are arranged at the bottom of the circumferential face of the pouring pipe at intervals along the thickness direction of the wall body, and one discharge port is communicated with one cavity; concrete is filled in any pouring pipe and any cavity;
the first fireproof layer and the second fireproof layer are respectively connected with the outer side face of the outer wall body and the inner side face of the inner wall body in a clinging manner; the first fireproof layer and the second fireproof layer are both fireproof daub;
the protective layer is connected with the outer side surface of the first fireproof layer in a clinging manner;
and the decorative layer is in close contact connection with the inner measuring code of the second fireproof layer.
Preferably, the fireproof heat-insulating wall body for buildings comprises two polyurethane layers, a first metal mesh positioned between the two polyurethane layers and two filling layers respectively positioned between the two polyurethane layers and the first metal mesh, wherein the two polyurethane layers are respectively connected with the inner side surface of the outer wall body and the outer side surface of the inner wall body in a clinging manner; any filling layer comprises straw scraps, straw pulp and anti-cracking mucilage.
Preferably, the fireproof heat-insulating wall for buildings is characterized in that a plurality of dry powder layers are arranged inside the first fireproof layer and the second fireproof layer at intervals in the vertical direction.
Preferably, the fireproof heat-insulating wall for buildings is characterized in that the protective layer is a cement mortar layer.
Preferably, the fireproof heat-insulation wall for buildings is characterized in that the decorative layer is diatom ooze.
Preferably, the fireproof heat-insulating wall body for the building, the outer wall body and the first fireproof layer, the inner wall body and the second fireproof layer are both provided with a second metal net, and two ends of any pouring pipe are respectively and fixedly connected with the corresponding second metal net through iron wires.
Preferably, the thickness ratio of the outer wall, the heat-insulating layer and the inner wall of the fireproof heat-insulating wall for the building is 2:1: 1.5.
The utility model discloses at least, include following beneficial effect:
1. the utility model provides a wall structure with an inner and an outer layer of basic wall, which improves the strength of the wall structure; an insulating layer is arranged between the inner wall and the outer wall, so that the insulating property of the wall is improved; the first fireproof layer and the second fireproof layer improve the fireproof performance of the inner side and the outer side of the wall body; the arrangement of the pouring pipes can connect the inner wall body and the outer wall body with the heat insulation layer, concrete can be further poured into any pouring pipe, the cavities of the wall bricks and the pouring pipes are filled with concrete, after the concrete is cured, concrete blocks firmly connected with the wall bricks are formed inside the cavities of the wall bricks, the concrete blocks are connected into a whole through cylindrical concrete rods cured inside the pouring pipes, and then the outer wall body and the inner wall body are connected into a whole, so that the difference between the materials of the concrete and the wall bricks is small, the connection firm strength is high, cracks are avoided, and the firm strength of the whole structure of the wall body is improved finally;
2. polyurethane is a common heat insulation material, and has good adhesion and mechanical strength, polyurethane materials are respectively coated on the inner side surface of an outer wall body and the outer side surface of an inner wall body layer by layer in the construction process, so as to form polyurethane layers respectively, the polyurethane materials are not coated at the position corresponding to any first through hole, then a first metal mesh is placed between the two polyurethane layers, a plurality of third through holes are arranged on the first metal mesh, a pair of first through holes corresponds to one third through hole, then a plurality of pouring pipes are inserted into a plurality of channels, filling layers are respectively filled between the two polyurethane layers and the first metal mesh, straw scraps have good heat insulation performance, the materials are cheap and easy to obtain, the straw scraps, straw pulp and anti-cracking glue pulp are uniformly mixed according to a certain proportion as required, the straw pulp can enable the filler to be adhered with the polyurethane layers, the anti-cracking glue pulp avoids cracks of the filler in the later use process, further improve the utility model discloses a firm intensity.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural view of a fireproof thermal insulation wall for buildings according to an embodiment of the present invention;
fig. 2 is a schematic structural view of an inner/outer wall according to another embodiment of the present invention;
fig. 3 is a schematic structural view of a wall brick according to another embodiment of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials are commercially available unless otherwise specified.
In the description of the present invention, the terms "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
As shown in fig. 1-3, the utility model provides a fire prevention thermal insulation wall for building, it includes:
the outer wall body 11 and the inner wall body 12 are arranged at intervals along the thickness direction of the wall body, the outer wall body 11 and the inner wall body 12 are built by a plurality of wall bricks 2, a tenon 21 is arranged at the top of any wall brick 2, a mortise 22 matched with the tenon 21 is arranged at the bottom of the wall brick 2, the top of any tenon 21 is downwards sunken to form a semicircular first groove 211, the bottom of any mortise 22 is upwards sunken to form a semicircular second groove 221, any first groove 211 and the second groove 221 corresponding to the first groove 211 form a circular first through hole 24, any first through hole 24 horizontally penetrates along the thickness direction of the wall body, the first through holes 24 on the outer wall body 11 and the first through holes 24 on the inner wall body 12 are arranged in pairs, and the projections of any pair of first through holes 24 are overlapped along the thickness direction of the wall body; a cavity 23 with a T-shaped structure is arranged in any wall brick 2, and the end part of the vertical edge of the cavity extends vertically upwards and is communicated with the corresponding first groove 211; the end part of the vertical side is communicated with the first groove to the maximum extent;
the heat insulation layer 3 is arranged between the outer wall body 11 and the inner wall body 12, a plurality of second through holes are arranged on the heat insulation layer 3 at intervals, one pair of first through holes 24 are correspondingly provided with one second through hole, any second through hole is communicated along the thickness direction of the wall body, and two ends of the second through hole are respectively communicated with the pair of first through holes 24 corresponding to the second through holes to form a channel extending along the thickness direction of the wall body;
the pouring pipes 4 are correspondingly arranged in one channel, any pouring pipe 4 is inserted into the channel corresponding to the pouring pipe 4 along the thickness direction of the wall body, and the outer wall of the pouring pipe 4 is tightly attached to the inner wall of the channel corresponding to the pouring pipe 4; one end face of the pouring pipe 4 is open and the outer side face of the outer wall body 11 is flush, a plurality of discharge ports are arranged at the bottom of the circumferential face of the pouring pipe 4 at intervals along the thickness direction of the wall body, and one discharge port is communicated with one cavity 23; concrete is filled in any pouring pipe 4 and any cavity 23; when the pouring pipe is inserted into the channel, a plurality of discharge ports at the bottom of the pouring pipe respectively correspond to one cavity, concrete is pumped from the inside of the pouring pipe and can enter the cavity of the wall brick through the discharge ports, and then the inside of the pouring pipe and the inside of any cavity are filled with the concrete;
the first fireproof layer 51 and the second fireproof layer 52 are respectively connected with the outer side surface of the outer wall body 11 and the inner side surface of the inner wall body 12 in a clinging manner; the first fireproof layer 51 and the second fireproof layer 52 are both made of fireproof mortar;
a protective layer 6 which is in close contact with the outer surface of the first flame-retardant layer 51;
and the decoration layer 7 is connected with the inner measuring code of the second fireproof layer 52 in a clinging mode.
In the technical scheme, the wall structure provided by the utility model has an inner and an outer layer of basic walls, thereby improving the strength of the wall structure; an insulating layer 3 is arranged between the inner wall body 11 and the outer wall body 11, so that the insulating property of the wall bodies is improved; a first flame retardant layer 51 and
the second fireproof layer 52 improves the fireproof performance of the inner side and the outer side of the wall body; the setting of a plurality of pipes 4 of pouring can be connected interior outer wall body 11 and heat preservation 3, further accessible is to arbitrary pouring 4 intraductal concreting of pipe, with the cavity 23 of wall brick 2, pour the inside concrete that is full of pipe 4, treat the concrete curing back, at the inside concrete piece that forms and wall brick 2 firm connection of cavity 23 of every wall brick 2, a plurality of concrete pieces connect into a whole through the cylindric concrete stick of pouring 4 inside solidifications again, and then with outer wall body 11, interior wall body 12 connects into a whole, concrete and wall brick 2's material difference is less, firm in connection intensity is great, can not produce the crack, finally reach the firm intensity that improves the overall structure of wall body.
In another technical scheme, the fire-proof heat-insulating wall for buildings comprises two polyurethane layers, a first metal mesh positioned between the two polyurethane layers and two filling layers respectively positioned between the two polyurethane layers and the first metal mesh, wherein the two polyurethane layers are respectively connected with the inner side surface of the outer wall body 11 and the outer side surface of the inner wall body 12 in a clinging manner; any filling layer comprises straw scraps, straw pulp and anti-cracking mucilage.
In the technical scheme, polyurethane is a common heat insulation material and has good adhesion and mechanical strength, polyurethane materials are respectively coated on the inner side surface of the outer wall body 11 and the outer side surface of the inner wall body 12 layer by layer in the construction process to form polyurethane layers respectively, the polyurethane materials are not coated at the position corresponding to any first through hole 24, then a first metal net is placed between the two polyurethane layers, a plurality of third through holes are arranged on the first metal net, a pair of first through holes 24 corresponds to one third through hole, then a plurality of pouring pipes 4 are inserted into a plurality of channels, filling layers are respectively filled between the two polyurethane layers and the first metal net, straw scraps have good heat insulation performance and are cheap and easily obtained, the straw scraps, straw pulp and anti-cracking glue pulp are uniformly mixed according to a certain proportion as required, the straw pulp can enable fillers to be adhered to the polyurethane layers, the anti-cracking mucilage prevents the filler from cracking in the later use process.
In another technical scheme, in the fireproof heat-insulating wall for buildings, a plurality of dry powder layers 53 are arranged inside the first fireproof layer 51 and the second fireproof layer 52 at intervals along the vertical direction. All set up a plurality of dry powder layers 53 in the inside of first flame retardant coating 51 and second flame retardant coating 52, mutually support with first flame retardant coating 51 and second flame retardant coating 52, when the conflagration breaing out, the steerable intensity of a fire of first flame retardant coating 51 and second flame retardant coating 52 spreads, a plurality of dry powder layers 53 still can put out a fire, further delay the intensity of a fire and enlarge, escape for people, the firefighter arrives in place and strives for more time, and then reach and reduce loss of property, avoid the purpose of casualties as far as possible. Any dry powder layer 53 comprises a plurality of dry powder blocks distributed along the length direction of the wall body, and any two adjacent dry powder blocks are connected through fixing glue.
In another technical scheme, the fireproof heat-insulating wall body for the building is characterized in that the protective layer 6 is a cement mortar layer. The cement mortar layer has a good protection effect on the wall body, the use cost is low, the construction is simple, and in actual use, the cement mortar layer can be uniformly coated on the outer side surface of the first fireproof layer 51.
In another technical scheme, the decorative layer 7 of the fireproof heat-insulating wall body for buildings is diatom mud. Diatom mud has certain decorative effect, has the effect of adsorbing indoor foul gas simultaneously in addition, improves the utility model discloses a green nature. The diatom ooze is coated on the outer side surface of the second fireproof layer 52 according to the prior art.
In another technical scheme, in the fireproof heat-insulating wall body for buildings, a second metal mesh is arranged between the outer wall body 11 and the first fireproof layer 51 and between the inner wall body 12 and the second fireproof layer 52, and two ends of any pouring pipe 4 are fixedly connected with the corresponding second metal mesh through iron wires. Two second metal mesh have strengthened the utility model discloses wall structure's intensity twists all pipe 4 of pouring and connect fixedly through the iron wire with the second metal mesh simultaneously for the connection between each part is more firm.
In another technical scheme, the thickness ratio of the outer wall 11, the insulating layer 3 and the inner wall 12 of the fireproof heat-insulating wall for the building is 2:1: 1.5. The thickness of each layer is optimized while the fireproof and heat-insulating performance of the wall body is ensured, and the construction cost is reduced as far as possible while the construction quality is ensured.
The utility model discloses a construction process:
1. construction and setting-out of the building wall; leveling bottom mortar to be constructed of the building wall by mortar setting;
2. an outer wall body 11 and an inner wall body 12 are built by utilizing a plurality of wall bricks 2, any one wall brick 2 is bonded with the adjacent wall brick 2 through cement mortar, and two sides of the outer wall body 11 and the inner wall body 12 are both close to the existing reinforced concrete;
3. after the outer wall body 11 and the inner wall body 12 are constructed to a certain unit height, a layer of polyurethane material is coated on the inner side surface of the outer wall body 11 and the outer side surface of the inner wall body 12 to form a polyurethane layer, and then a first metal net is placed between the two polyurethane layers;
4. then, inserting a pouring pipe 4 into each channel, and pumping concrete into any pouring pipe 4 from one end of the pouring pipe 4, so that the air inside of any wall brick 2 in the outer wall body 11 and the inner wall body 12 and the inside of the pouring pipe 4 are filled with concrete;
5. then pouring a filling layer between the first metal net and the two polyurethane layers;
6. repeating the construction steps of 3-5, building the outer wall body 11 and the inner wall body 12 with the rest unit heights, arranging a heat insulation layer 3 between the outer wall body 11 and the inner wall body 12 with each unit height, and contacting the tops of the outer wall body 11 and the inner wall body 12 with the uppermost unit height with the bottom of the existing reinforced concrete beam; in the masonry process, two adjacent first metal nets are fixedly connected through iron wires; before the outer wall body 11 and the inner wall body 12 which are positioned at the uppermost unit height are built, the first metal mesh at the uppermost part is installed, then the outer wall body 11 and the inner wall body 12 which are positioned at the uppermost unit height are built, before the wall body is completely constructed, a construction hole is reserved at the tops of the outer wall body 11 and the inner wall body 12 at the uppermost unit height, polyurethane layers are coated on the inner side surface of the outer wall body 11 and the outer side surface of the inner wall body 12 through the construction hole, filling layers are added, and finally the reserved construction hole is plugged through the wall bricks 2;
7. after the construction of the outer wall body 11, the inner wall body 12, the heat insulation layer 3 and the plurality of pouring pipes 4 is completed, fixing a second metal net on the outer side surface of the outer wall body 11 and the inner side surface of the inner wall body 12 respectively, fixedly connecting two ends of all the pouring pipes 4 with the corresponding second metal nets through iron wires respectively, respectively coating fireproof daub layer by layer on the outer side of the second metal net positioned on the outer side of the outer wall body 11 and the inner side of the second metal net positioned on the inner wall body 12, sequentially coating the fireproof daub layer from top to bottom in the coating process, placing a dry powder layer 53 on the top of the fireproof daub layer at each certain coating height, and finally coating a layer of fireproof daub on the whole to form a first fireproof layer 51 and a second fireproof layer 52;
8. the protective layer 6 is formed by coating cement mortar on the outer side of the first fireproof layer 51 and diatom mud on the inner side of the second fireproof layer 52 to form the decorative layer 7.
In the present invention, the "outer side surface" and the "outer side" are both a side surface and a side surface far away from the room (left side as shown in fig. 1); the "inner side surface" and the "inner side" are both a side surface and a side surface close to the inside (right side as viewed in fig. 1).
The number of apparatuses and the scale of the process described here are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be apparent to those skilled in the art.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (7)
1. Fire prevention thermal insulation wall for building, its characterized in that, it includes:
the outer wall body and the inner wall body are arranged at intervals along the thickness direction of the wall body, the outer wall body and the inner wall body are built by a plurality of wall bricks, the top of any wall brick is provided with a tenon, the bottom of any wall brick is provided with a mortise matched with the tenon, the top of any tenon is sunken downwards to form a semicircular first groove, the bottom of any mortise is sunken upwards to form a semicircular second groove, any first groove and the second groove corresponding to the first groove form a circular first through hole, any first through hole is horizontally communicated along the thickness direction of the wall body, a plurality of first through holes in the outer wall body and a plurality of first through holes in the inner wall body are arranged in pairs, and the projections of any pair of first through holes are overlapped along the thickness direction of the wall body; a cavity with a T-shaped structure is arranged in any wall brick, and the end part of the vertical edge of the cavity vertically extends upwards and is communicated with the corresponding first groove;
the heat insulation layer is arranged between the outer wall body and the inner wall body, a plurality of second through holes are arranged on the heat insulation layer at intervals, one pair of first through holes are correspondingly provided with one second through hole, any one second through hole is communicated along the thickness direction of the wall body, and two ends of the second through hole are respectively communicated with the pair of corresponding first through holes to form a channel extending along the thickness direction of the wall body;
the pouring pipes are correspondingly arranged in one channel, any pouring pipe is inserted into the channel corresponding to the pouring pipe along the thickness direction of the wall body, and the outer wall of the pouring pipe is tightly attached to the inner wall of the channel corresponding to the pouring pipe; one end face of the pouring pipe is open and the outer side face of the outer wall body is flush, a plurality of discharge ports are arranged at the bottom of the circumferential face of the pouring pipe at intervals along the thickness direction of the wall body, and one discharge port is communicated with one cavity; concrete is filled in any pouring pipe and any cavity;
the first fireproof layer and the second fireproof layer are respectively connected with the outer side face of the outer wall body and the inner side face of the inner wall body in a clinging manner; the first fireproof layer and the second fireproof layer are both fireproof daub;
the protective layer is connected with the outer side surface of the first fireproof layer in a clinging manner;
and the decorative layer is in close contact connection with the inner measuring code of the second fireproof layer.
2. The fire-proof heat-insulating wall body for buildings according to claim 1, wherein the heat-insulating layer comprises two polyurethane layers, a first metal mesh positioned between the two polyurethane layers and two filling layers respectively positioned between the two polyurethane layers and the first metal mesh, and the two polyurethane layers are respectively connected with the inner side surface of the outer wall body and the outer side surface of the inner wall body in a clinging manner; any filling layer comprises straw scraps, straw pulp and anti-cracking mucilage.
3. A fire-proof thermal insulation wall for buildings according to claim 2, wherein a plurality of dry powder layers are arranged at intervals in the vertical direction inside the first fire-proof layer and the second fire-proof layer.
4. A fire-proof thermal insulating wall for buildings as claimed in claim 3, wherein the protective layer is a cement mortar layer.
5. A fire-proof heat-insulating wall for buildings as claimed in claim 4, wherein the decorative layer is diatom ooze.
6. A fire-proof heat-insulating wall body for buildings according to claim 5, wherein a second metal net is arranged between the outer wall body and the first fire-proof layer and between the inner wall body and the second fire-proof layer, and two ends of any pouring pipe are respectively fixedly connected with the corresponding second metal net through wires.
7. A fire-proof heat-insulating wall for buildings as claimed in claim 6, wherein the thickness ratio of the outer wall, the heat-insulating layer and the inner wall is 2:1: 1.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922090555.0U CN210032220U (en) | 2019-11-28 | 2019-11-28 | Fireproof heat-insulating wall for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922090555.0U CN210032220U (en) | 2019-11-28 | 2019-11-28 | Fireproof heat-insulating wall for building |
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| Publication Number | Publication Date |
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| CN210032220U true CN210032220U (en) | 2020-02-07 |
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| CN201922090555.0U Active CN210032220U (en) | 2019-11-28 | 2019-11-28 | Fireproof heat-insulating wall for building |
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| CN (1) | CN210032220U (en) |
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2019
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