CN209832829U - Vehicle-mounted far infrared heating floor - Google Patents
Vehicle-mounted far infrared heating floor Download PDFInfo
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- CN209832829U CN209832829U CN201920621493.9U CN201920621493U CN209832829U CN 209832829 U CN209832829 U CN 209832829U CN 201920621493 U CN201920621493 U CN 201920621493U CN 209832829 U CN209832829 U CN 209832829U
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Abstract
The utility model provides a vehicle-mounted far infrared heating floor, vehicle-mounted far infrared heating floor includes from last floor decorative layer, first metallic shield layer, far infrared zone of heating, second metallic shield layer and the reinforcing heat preservation that connects gradually extremely down. The vehicle-mounted far-infrared heating floor uses a far-infrared heating layer to provide heat through electric heat conversion, generates heat uniformly, can provide heat stably for a long time, is low in maintenance cost, uses resin-based fiber reinforced foaming material as a reinforced heat preservation layer, improves the utilization rate of heat energy, is high in strength and light in weight, can play a supporting role, reduces the weight of the vehicle-mounted far-infrared heating floor, reduces vehicle-mounted load, and is energy-saving and environment-friendly. The vehicle-mounted far infrared heating floor heats air in a heat radiation mode, air humidity cannot be reduced, disturbance to the air is small, and comfort of passengers is greatly improved.
Description
Technical Field
The utility model belongs to the technical field of warm logical, a heating floor is related to, especially, relate to a vehicle-mounted far infrared heating floor.
Background
With the development of the times, the living standard of people is gradually improved, and vehicles such as automobiles, passenger cars, trains and the like become common vehicles in the life of people. With the continuous improvement of living standard, people also have higher and higher requirements on the comfort level in the vehicle, and a proper temperature regulating system can improve the comfort level of people taking the vehicle in winter.
At present, a common heating system comprises an air-conditioning heating system and a skirting line type electric heater, wherein the air-conditioning heating system is mainly applied in an automobile, the skirting line type electric heater is mainly applied to a train, and the air-conditioning heating system and the skirting line type electric heater are integrated in a passenger car.
The skirting line type electric heater is arranged on the lower side of the seat, the temperature distribution is uneven, the temperature is higher at the position close to the seat, the temperature is very low at the position far away from the seat, and the comfort of a human body is extremely poor. And skirting line formula electric heater occupation space is great, makes the space of vehicle inside narrow. CN 207106107U discloses a vehicle-mounted graphene material heating assembly, which is characterized in that a far infrared heating film is arranged on the inner side of the roof of an automobile, and the far infrared rays emitted by the far infrared heating film are used for heating.
The air outlet of the air-conditioning heating system in the passenger car is arranged at the upper part of the top of the passenger's head, the space of the passenger car is heated by strong convection, the foul air in the closed space in the passenger car is easily disturbed, the comfort of the passenger is reduced, the air-conditioning heating system is easy to mix with the tail gas of the engine during internal circulation, and carbon monoxide and nitric oxide which are harmful to human bodies exist in the tail gas of the engine.
CN 208007097U discloses a passenger train floor, this floor is heatable floor, and the top surface on this floor has the top heat-conducting part that is used for heat conduction in to the passenger train carriage, still has and is used for keeping apart with the passenger train carriage and prevents heat-conducting top heat-insulating part to the realization needs the heating of the spare part of heating on to the passenger train carriage, but this floor can only carry out local heating to the car inner part through heat-conducting form, and the heating is inhomogeneous, is unfavorable for improving passenger's travelling comfort. CN 206571098U discloses a graphite alkene electrical heating ceramic tile, this ceramic tile fungible traditional ground warms up and heats, including heated board, graphite alkene heating plate and ceramic tile, though this ceramic tile heating is even, but the volume is great, the structure is complicated, can't lay inside the vehicle.
Therefore, providing a safe, small footprint and high comfort heating system for regulating the temperature within a vehicle is of great importance to improve the comfort of people when riding in the vehicle.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a vehicle-mounted far infrared heating floor, this vehicle-mounted far infrared heating floor's light in weight, occupation space are little, when laying in traditional vehicle inside, can utilize far infrared thermal radiation to carry out the even heating to the car inner space, greatly improve passenger's travelling comfort. And because light in weight, occupation space are few, can reduce the energy consumption when the vehicle carries, energy-concerving and environment-protective.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides an on-vehicle far-infrared heating floor, on-vehicle far-infrared heating floor includes from last floor decorative layer, first metallic shield layer, far-infrared zone of heating, second metallic shield layer and the reinforcing heat preservation that connects gradually extremely down, the far-infrared zone of heating is by far-infrared heating coating and encapsulation the insulating material layer of far-infrared heating coating is constituteed.
The power supply mode of the far infrared heating layer includes but is not limited to vehicle power supply.
The term "connected" as used herein is to be understood in a broad sense, and may be, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any combination thereof. The specific meaning of the above terms in the present invention can be understood according to actual situations by those skilled in the art.
Preferably, the utility model discloses well floor decorative layer passes through the polymer binder with first metal shielding layer and bonds, and first metal shielding layer passes through the polymer binder with the upper surface of far infrared zone of heating and bonds, and the lower surface of far infrared zone of heating passes through the polymer binder with second metal shielding layer and bonds, and second metal shielding layer passes through the polymer binder with the reinforcing heat preservation and bonds.
In the vehicle-mounted far infrared heating floor provided by the utility model, the floor decorative layer plays a role of decoration, and floor materials commonly used by vehicles such as automobiles, passenger cars or trains can be used as the floor decorative layer, and the thickness can be reasonably selected according to the requirement; the far infrared heating layer releases heat under the power supply of a power supply; the insulating material layer is used for insulating and packaging the far infrared heating coating; the first metal shielding layer and the second metal shielding layer are used for conducting away leakage current generated in the electrifying process, so that electric leakage is reduced, and grounding resistance is reduced; the reinforced heat-insulating layer is used for supporting the floor decorative layer, the first metal shielding layer, the far infrared heating layer and the second metal shielding layer and can enable heat to be concentrated on surface radiation of the vehicle-mounted far infrared heating floor.
Preferably, the far-infrared heating coating is a far-infrared heating coating formed of an electrothermal ink. Specifically, the electrothermal ink is printed on the surface of one insulating material layer, a far infrared heating coating is formed after curing, and then the far infrared heating coating is packaged by using the other insulating material layer. The electrothermal ink comprises an electrothermal ink prepared from a graphene material or a carbon crystal material, preferably an electrothermal ink with the immunity of more than or equal to 100 times, and can be reasonably selected by a person skilled in the art according to needs.
The method of printing is conventional and includes, but is not limited to, screen printing or gravure printing.
Preferably, the thickness of the far infrared heating coating is 10-30 μm, for example 10 μm, 15 μm, 20 μm, 25 μm or 30 μm, preferably 10-15 μm.
Preferably, the insulating material layer is an epoxy resin glass fiber board layer, and the insulating material layer can play a role in insulation and support. The epoxy resin and the glass fiber are both materials with excellent insulating property and high temperature resistance, and the epoxy resin glass fiber board layer formed by compounding the epoxy resin and the glass fiber has excellent insulating property and high temperature resistance, high strength and difficult deformation when used as a floor.
Preferably, the thickness of the far infrared heating layer is 0.5-0.8mm, and may be, for example, 0.5mm, 0.6mm, 0.7mm, or 0.8 mm.
The utility model discloses use far-infrared heating coating to heat, far-infrared heating coating surface form generates heat, and the degree of consistency that generates heat is high, and electrothermal ink superposes layer upon layer in far-infrared heating coating, and the heat conductivity is good, and conductive network is stable, and long service life can realize generating heat steadily for a long time under thinner thickness, and the maintenance cost is low.
Preferably, the thickness of the first metallic shielding layer is 0.3-0.8mm, and may be, for example, 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, or 0.8 mm.
Preferably, the thickness of the second metallic shielding layer is 0.3-0.8mm, and may be, for example, 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, or 0.8 mm.
Preferably, the first metallic shielding layer comprises a copper layer and/or an aluminum layer, and the second metallic shielding layer comprises a copper layer and/or an aluminum layer.
The technical scheme that copper layer and/or aluminium lamination include is the combination of copper layer, aluminium lamination or copper layer and aluminium lamination, and when metallic shield layer was the combination of copper layer and aluminium lamination, the copper layer was two-layer about copper layer and aluminium lamination were arranged, can be copper layer and far infrared heating layer contact or aluminium lamination and far infrared heating layer contact, the connection method of copper layer and aluminium lamination includes but not limited to the welding, and the technical scheme in the field can rationally select as required.
First metal shield layer and second metal shield layer are the metal conducting layer respectively independently in the on-vehicle far infrared heating floor circular telegram use, the metal conducting layer can be led away and leakage current reduces the electric leakage, reduces ground resistance to improve the security on-vehicle far infrared heating floor.
Preferably, the reinforced heat-insulating layer is a resin-based fiber reinforced foaming material layer, and preferably has the density of 160-210kg/m2The resin-based fiber-reinforced foam material layer.
The utility model discloses used resin base fiber reinforcement expanded material is for preparing according to the preparation method that CN 103707610A disclosed and obtains resin base fiber reinforcement expanded material. The resin-based fiber reinforced foaming material has high strength, but the density is far less than that of steel, and the resin-based fiber reinforced foaming material is used as the bottommost layer of the vehicle-mounted far-infrared heating floor, so that the resin-based fiber reinforced foaming material not only can effectively bear the external force on the upper part of the vehicle-mounted far-infrared heating floor, but also has light weight, can effectively reduce the vehicle-mounted weight and the carrying burden, and is energy-saving and environment-friendly.
And resin base fiber reinforcement expanded material has excellent heat-proof quality, as the bottom on-vehicle far-infrared heating floor, can effectively the separation far-infrared heating layer send heat to vehicle's bottom conduction and radiation, makes the heat that generates heat the layer and produce radiate to carriage inside, has improved the utilization ratio of heat energy, and resin base fiber reinforcement expanded material is B level incombustible material moreover, has improved the factor of safety on-vehicle far-infrared heating floor.
Preferably, the thickness of the reinforced insulation layer is 3-10mm, and may be 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm or 10mm, for example.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the vehicle-mounted far infrared heating floor provided by the utility model uses the far infrared heating layer to provide heat, has uniform heat production, can stably provide heat for a long time, and has low maintenance cost;
(2) the utility model provides a vehicle-mounted graphite heating floor uses resin-based fiber reinforced foaming material layer as the reinforced heat preservation layer, improves the utilization rate of heat energy, and the resin-based fiber reinforced foaming material layer has high strength and light weight, can play a supporting role and reduce the weight of the vehicle-mounted far infrared heating floor, reduces the vehicle-mounted load, and is energy-saving and environment-friendly;
(3) vehicle-mounted far infrared heating floor adopts thermal radiating mode heated air, can not reduce air humidity, and is little to the disturbance of air, has greatly improved passenger's travelling comfort.
Drawings
Fig. 1 is a schematic structural view of a vehicle-mounted far-infrared heating floor provided in embodiment 1.
Wherein: 11, far infrared heating coating; 12, a layer of insulating material; 2, a first metal shielding layer; 3, a second metal shielding layer; 4, a floor decoration layer; and 5, reinforcing the heat-insulating layer.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
The utility model provides an on-vehicle far-infrared heating floor, on-vehicle far-infrared heating floor includes from last floor decorative layer 4, first metal shielding layer 2, far-infrared zone of heating, second metal shielding layer 3 and the reinforcing heat preservation 5 that connects gradually extremely down, the far-infrared zone of heating is supplied power by the vehicle mounted power, the far-infrared zone of heating is by far-infrared heating coating 11 and encapsulation insulating material layer 12 of far-infrared heating coating 11 is constituteed.
Floor decorative layer 4 passes through the polymer binder with first metal shielding layer 2 and bonds, and first metal shielding layer 2 passes through the polymer binder with the upper surface on far infrared zone of heating and bonds, and the lower surface on far infrared zone of heating passes through the polymer binder with second metal shielding layer 3 and bonds, and second metal shielding layer 3 passes through the polymer binder with reinforcing heat preservation 5 and bonds.
The far infrared heating coating 11 is a far infrared heating coating 11 formed by electric heating ink. Specifically, the electrothermal ink is printed on the surface of one insulating material layer 12, and is cured to form the far infrared heating coating 11, and then the far infrared heating coating 11 is encapsulated by another insulating material layer 12. The electrothermal ink comprises the electrothermal ink with the immunity of more than or equal to 100 times, which is prepared from a graphene material or a carbon crystal material.
The insulating material layer 12 is an epoxy fiberglass board layer.
The first metal shielding layer 2 and the second metal shielding layer 3 each independently comprise a copper layer and/or an aluminum layer.
The reinforced heat-insulating layer 5 has the density of 160-2The resin-based fiber reinforced foaming layer.
Example 1
This embodiment provides an on-vehicle far-infrared heating floor, the structural schematic diagram on-vehicle far-infrared heating floor is shown in fig. 1, include from last to the floor decorative layer 4, first metallic shield layer 2, far infrared zone of heating, second metallic shield layer 3 and the reinforcing heat preservation 5 that connect gradually down, the far infrared zone of heating is by vehicle mounted power supply, the far infrared zone of heating is by far-infrared heating coating 11 and encapsulation insulating material layer 12 of far infrared heating coating 11 constitutes.
Floor decorative layer 4 passes through the polymer binder with first metal shielding layer 2 and bonds, and first metal shielding layer 2 passes through the polymer binder with the upper surface on far infrared zone of heating and bonds, and the lower surface on far infrared zone of heating passes through the polymer binder with second metal shielding layer 3 and bonds, and second metal shielding layer 3 passes through the polymer binder with reinforcing heat preservation 5 and bonds.
The far infrared heating coating 11 is a far infrared heating coating 11 formed by electric heating ink. Specifically, the electrothermal ink is printed on the surface of one insulating material layer 12, and is cured to form the far infrared heating coating 11, and then the far infrared heating coating 11 is encapsulated by another insulating material layer 12. The electric heating ink is prepared from a graphene material and has the immunity of more than or equal to 100 times.
The insulating material layer 12 is an epoxy fiberglass board layer.
The reinforced heat-insulating layer 5 is prepared by the preparation method disclosed by CN 103707610A, and the density of the reinforced heat-insulating layer is 180kg/m2The thickness of the reinforced heat-insulating layer 5 is 6 mm.
The thickness of far-infrared heating coating 11 is 20 mu m, and the thickness of far-infrared zone of heating is 0.6mm, first metallic shield layer 2 is the copper layer independently respectively with second metallic shield layer 3, and the thickness of first metallic shield layer 2 is 0.5mm, and the thickness of second metallic shield layer 3 is 0.5 mm.
Example 2
This embodiment provides a vehicle-mounted far infrared heating floor, include from last to the floor decorative layer 4, first metal shielding layer 2, far infrared zone of heating, second metal shielding layer 3 and the reinforcing heat preservation 5 that connect gradually down, the far infrared zone of heating is by vehicle mounted power supply, the far infrared zone of heating is by far infrared heating coating 11 and encapsulation the insulating material layer 12 of far infrared heating coating 11 constitutes.
Floor decorative layer 4 passes through the polymer binder with first metal shielding layer 2 and bonds, and first metal shielding layer 2 passes through the polymer binder with the upper surface on far infrared zone of heating and bonds, and the lower surface on far infrared zone of heating passes through the polymer binder with second metal shielding layer 3 and bonds, and second metal shielding layer 3 passes through the polymer binder with reinforcing heat preservation 5 and bonds.
The far infrared heating coating 11 is a far infrared heating coating 11 formed by electric heating ink. Specifically, the electrothermal ink is printed on the surface of one insulating material layer 12, and is cured to form the far infrared heating coating 11, and then the far infrared heating coating 11 is encapsulated by another insulating material layer 12. The electric heating ink is prepared from carbon crystal materials and has the immunity of more than or equal to 100 times.
The insulating material layer 12 is an epoxy fiberglass board layer.
The reinforced heat-insulating layer 5 is prepared by the preparation method disclosed by CN 103707610A, and the density of the reinforced heat-insulating layer is 190kg/m2The thickness of the reinforced heat-insulating layer 5 is 4 mm.
The thickness of far infrared heating coating 11 is 25 mu m, and the thickness of far infrared zone of heating is 0.7mm, first metallic shield layer 2 and second metallic shield layer 3 are the aluminium layer independently respectively, and the thickness of first metallic shield layer 2 is 0.4mm, and the thickness of second metallic shield layer 3 is 0.4 mm.
Example 3
This embodiment provides a vehicle-mounted far infrared heating floor, include from last to the floor decorative layer 4, first metal shielding layer 2, far infrared zone of heating, second metal shielding layer 3 and the reinforcing heat preservation 5 that connect gradually down, the far infrared zone of heating is by vehicle mounted power supply, the far infrared zone of heating is by far infrared heating coating 11 and encapsulation the insulating material layer 12 of far infrared heating coating 11 constitutes.
Floor decorative layer 4 passes through the polymer binder with first metal shielding layer 2 and bonds, and first metal shielding layer 2 passes through the polymer binder with the upper surface on far infrared zone of heating and bonds, and the lower surface on far infrared zone of heating passes through the polymer binder with second metal shielding layer 3 and bonds, and second metal shielding layer 3 passes through the polymer binder with reinforcing heat preservation 5 and bonds.
The far infrared heating coating 11 is a far infrared heating coating 11 formed by electric heating ink. Specifically, the electrothermal ink is printed on the surface of one insulating material layer 12, and is cured to form the far infrared heating coating 11, and then the far infrared heating coating 11 is encapsulated by another insulating material layer 12. The electric heating ink is prepared from a graphene material and has the immunity of more than or equal to 100 times.
The insulating material layer 12 is an epoxy fiberglass board layer.
The reinforced heat-insulating layer 5 is disclosed by CN 103707610AThe density of the product obtained by the method of (1) is 170kg/m2The resin-based fiber reinforced foam material layer is characterized in that the thickness of the reinforced heat-insulating layer 5 is 8 mm.
The thickness of far-infrared heating coating 11 is 15 mu m, and the thickness of far-infrared zone of heating is 0.6mm, first metallic shield layer 2 is the aluminium layer independently respectively with second metallic shield layer 3, and the thickness of first metallic shield layer 2 is 0.6mm, and the thickness of second metallic shield layer 3 is 0.6 mm.
Example 4
This embodiment provides a vehicle-mounted far infrared heating floor, include from last to the floor decorative layer 4, first metal shielding layer 2, far infrared zone of heating, second metal shielding layer 3 and the reinforcing heat preservation 5 that connect gradually down, the far infrared zone of heating is by vehicle mounted power supply, the far infrared zone of heating is by far infrared heating coating 11 and encapsulation the insulating material layer 12 of far infrared heating coating 11 constitutes.
Floor decorative layer 4 passes through the polymer binder with first metal shielding layer 2 and bonds, and first metal shielding layer 2 passes through the polymer binder with the upper surface on far infrared zone of heating and bonds, and the lower surface on far infrared zone of heating passes through the polymer binder with second metal shielding layer 3 and bonds, and second metal shielding layer 3 passes through the polymer binder with reinforcing heat preservation 5 and bonds.
The far infrared heating coating 11 is a far infrared heating coating 11 formed by electric heating ink. Specifically, the electrothermal ink is printed on the surface of one insulating material layer 12, and is cured to form the far infrared heating coating 11, and then the far infrared heating coating 11 is encapsulated by another insulating material layer 12. The electric heating ink is prepared from a graphene material and has the immunity of more than or equal to 100 times.
The insulating material layer 12 is an epoxy fiberglass board layer.
The reinforced heat-insulating layer 5 is prepared by the preparation method disclosed by CN 103707610A and has the density of 160kg/m2The thickness of the reinforced heat-insulating layer 5 is 10 mm.
The thickness of far-infrared heating coating 11 is 30 mu m, and the thickness of far-infrared zone of heating is 0.8mm, first metallic shield layer 2 is the copper layer, and second metallic shield layer 3 is the aluminium layer, and the thickness of first metallic shield layer 2 is 0.8mm, and the thickness of second metallic shield layer 3 is 0.8 mm.
Example 5
This embodiment provides a vehicle-mounted far infrared heating floor, include from last to the floor decorative layer 4, first metal shielding layer 2, far infrared zone of heating, second metal shielding layer 3 and the reinforcing heat preservation 5 that connect gradually down, the far infrared zone of heating is by vehicle mounted power supply, the far infrared zone of heating is by far infrared heating coating 11 and encapsulation the insulating material layer 12 of far infrared heating coating 11 constitutes.
Floor decorative layer 4 passes through the polymer binder with first metal shielding layer 2 and bonds, and first metal shielding layer 2 passes through the polymer binder with the upper surface on far infrared zone of heating and bonds, and the lower surface on far infrared zone of heating passes through the polymer binder with second metal shielding layer 3 and bonds, and second metal shielding layer 3 passes through the polymer binder with reinforcing heat preservation 5 and bonds.
The far infrared heating coating 11 is a far infrared heating coating 11 formed by electric heating ink. Specifically, the electrothermal ink is printed on the surface of one insulating material layer 12, and is cured to form the far infrared heating coating 11, and then the far infrared heating coating 11 is encapsulated by another insulating material layer 12. The electric heating ink is prepared from a graphene material and has the immunity of more than or equal to 100 times.
The insulating material layer 12 is an epoxy fiberglass board layer.
The reinforced heat-insulating layer 5 is prepared by the preparation method disclosed by CN 103707610A and has the density of 210kg/m2The resin-based fiber reinforced foam material layer is characterized in that the thickness of the reinforced heat-insulating layer 5 is 3 mm.
The thickness of far infrared heating coating 11 is 10 mu m, and the thickness of far infrared zone of heating is 0.5mm, first metallic shield layer 2 is the aluminium layer, and second metallic shield layer 3 is the copper layer, and the thickness of first metallic shield layer 2 is 0.3mm, and the thickness of second metallic shield layer 3 is 0.3 mm.
The applicant states that the above description is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present invention are within the protection scope and the disclosure scope of the present invention.
Claims (10)
1. The vehicle-mounted far-infrared heating floor is characterized by comprising a floor decoration layer, a first metal shielding layer, a far-infrared heating layer, a second metal shielding layer and a reinforced heat insulation layer which are sequentially connected from top to bottom;
the far infrared heating layer consists of a far infrared heating coating and an insulating material layer for packaging the far infrared heating coating.
2. The vehicular far-infrared heating floor according to claim 1, characterized in that the far-infrared heating coating is a far-infrared heating coating formed of an electric heating ink.
3. The vehicular far-infrared heating floor according to claim 1, wherein the thickness of the far-infrared heating coating layer is 10 to 30 μm.
4. The vehicular far-infrared heating floor according to claim 1, wherein the insulating material layer is an epoxy resin glass fiber board layer.
5. The vehicular far-infrared heating floor according to claim 1, wherein the thickness of the far-infrared heating layer is 0.5 to 0.8 mm.
6. The vehicular far-infrared heating floor according to claim 1, wherein the thickness of the first metal shield layer is 0.3-0.8 mm.
7. The vehicular far-infrared heating floor according to claim 1, wherein the thickness of the second metal shield layer is 0.3-0.8 mm.
8. The vehicular far-infrared heating floor according to claim 1, wherein the first metal shielding layer comprises a copper layer and/or an aluminum layer;
the second metal layer comprises a copper layer and/or an aluminum layer.
9. The vehicular far-infrared heating floor according to claim 1, wherein the reinforced heat insulating layer is a resin-based fiber-reinforced foam material layer.
10. The vehicular far-infrared heating floor according to claim 9, wherein the thickness of the reinforced heat insulating layer is 3 to 10 mm.
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| CN201920621493.9U CN209832829U (en) | 2019-04-29 | 2019-04-29 | Vehicle-mounted far infrared heating floor |
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| CN201920621493.9U CN209832829U (en) | 2019-04-29 | 2019-04-29 | Vehicle-mounted far infrared heating floor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113061016A (en) * | 2021-03-09 | 2021-07-02 | 江西金唯冠建材有限公司 | Preparation method of integral metal stair ceramic tile with original groove |
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2019
- 2019-04-29 CN CN201920621493.9U patent/CN209832829U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113061016A (en) * | 2021-03-09 | 2021-07-02 | 江西金唯冠建材有限公司 | Preparation method of integral metal stair ceramic tile with original groove |
| CN113061016B (en) * | 2021-03-09 | 2022-07-15 | 江西金唯冠建材有限公司 | Preparation method of integral metal stair ceramic tile with original groove |
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