CN214573086U - Pedestrian crosswalk pavement snow and ice melting system using far infrared ceramic material - Google Patents
Pedestrian crosswalk pavement snow and ice melting system using far infrared ceramic material Download PDFInfo
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- CN214573086U CN214573086U CN202023311820.2U CN202023311820U CN214573086U CN 214573086 U CN214573086 U CN 214573086U CN 202023311820 U CN202023311820 U CN 202023311820U CN 214573086 U CN214573086 U CN 214573086U
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Abstract
The utility model provides a pedestrian crossing road surface snow and ice melting system using far infrared ceramic materials, which comprises a pressure power generation and power supply excitation device and a plurality of groups of heating plate improvement devices, wherein the pressure power generation and power supply excitation device is arranged on the boundary between curbstone and pavement, the plurality of groups of heating improvement devices are uniformly arranged at the lower part of the road surface warning coating of a road indicating line, and the pressure power generation and power supply excitation device is connected with the heating plate improvement devices through electric wires; the treading pressure power generation and power supply excitation device generates electric energy to supply power for the heating plate improvement device, and the heating plate improvement device generates heat to melt snow and ice on the pavement of the pedestrian crossing. A pedestrian crossing road surface snow melt ice melting system that utilizes far infrared ceramic material's spontaneous heating material nature in winter, gives pedestrian crossing zebra crossing application practical function to come to melt highway pedestrian crossing regional surface layer snow through supporting excitation device mode.
Description
Technical Field
The utility model belongs to the technical field of the road surface snow melt ice, especially, relate to an utilize far infrared ceramic material's pedestrian's crosswalk road surface snow melt ice system.
Background
China has broad width of members and wide occupied area, but severe cold regions also occupy relatively more land area, the population number of severe cold regions is large, and in severe cold regions, snow ice in winter road (bridge) area is one of the main factors of traffic safety. According to statistics, the traffic accidents caused by the accumulated snow and the ice on the roads in China account for more than 35 percent of the total amount of the traffic accidents in winter. At present, the highway maintenance in winter in China usually adopts snow melting measures which mainly adopt spreading of a snow melting agent and use of a snow remover, and the traditional snow melting measures have the defects that: 1. a large amount of manpower and material resources are required to be input, road traffic is influenced for a long time, and the road traffic capacity is reduced; 2. the ice and snow removal speed of the machine is slow, and the machine can damage the road surface; 3. the spreading of the snow-melting agent can cause environmental pollution, and easily causes corrosion to the road surface to reduce the service life of the road surface; 4. high maintenance cost and poor economical efficiency.
In recent years, with the development of geothermal engineering, snow melting and ice melting devices using geothermal water, electric heating pipes, and the like have been developed, but the method of laying underground pipes naturally has a problem of high engineering quantity and high cost and economy. The method has great significance for improving the road snow and ice melting effect and efficiency by finding the low-energy-consumption easy-to-use heating medium.
Disclosure of Invention
In view of this, the utility model aims at providing a snow melt ice system is melted to the not enough of snow melt ice mode of traditional highway pedestrian crossing highway section, the material rerum natura of rational utilization far infrared ceramic powder, provide one kind with low costs, noncorrosive, scientific effectual environment-friendly.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a pedestrian crossing pavement snow and ice melting system utilizing far infrared ceramic materials comprises a pressure power generation and power supply excitation device and a plurality of groups of heating plate improvement devices, wherein the pressure power generation and power supply excitation device is installed on an interface between a curbstone and pavement, the plurality of groups of heating improvement devices are uniformly installed at the lower part of a pavement warning coating of a road indication line, and the pressure power generation and power supply excitation device is connected with the heating plate improvement devices through electric wires; the treading pressure power generation and power supply excitation device generates electric energy to supply power for the heating plate improvement device, and the heating plate improvement device generates heat to melt snow and ice on the pavement of the pedestrian crossing.
Furthermore, the pressure power generation and power supply excitation device comprises an L-shaped shell, a glued wood structure layer, a force transmission keel, a piezoelectric material module, a metal net, a storage battery and a power supply circuit module, wherein the L-shaped shell is arranged along a right-angle interface formed by paving curbstones and sidewalks, the upper surface of the L-shaped shell is of a concave structure, the glued wood structure layer and the force transmission keel are sequentially arranged in the concave structure from top to bottom, the upper surface of the L-shaped shell is a metal elastic sheet, the piezoelectric material module and the metal net are sequentially arranged in a long-edge area of the L-shaped shell from top to bottom, the piezoelectric material module and the metal net are in contact arrangement, the storage battery and the power supply circuit module are arranged in a short-edge area of the L-shaped shell, the metal net is fixed on the inner wall of the L-shaped shell, and a plurality of metal spring modules are supported around the bottom of the concave structure, the metal net is connected with the storage battery and the power supply circuit module through electric wires, the storage battery and the power supply circuit module are wrapped with heat preservation layers, and the storage battery and the power supply circuit module are provided with power supply master control switches.
Furthermore, the storage battery and the power supply circuit module are arranged in two groups, each group of storage battery and power supply circuit module corresponds to one group of heating plate improvement devices, and each group of heating plate improvement devices comprises a plurality of heating plates connected in series.
Furthermore, the heating plate comprises a metal shell, a far infrared ceramic heating ring and an infrared lamp tube, wherein both the far infrared ceramic heating ring and the infrared lamp tube are arranged in the metal shell, a plurality of heat dissipation holes are formed in the upper surface of the metal shell and at the position corresponding to the far infrared ceramic heating ring, and the infrared lamp tube is electrified to irradiate the far infrared ceramic heating ring to generate heat.
Furthermore, each heating plate is internally provided with two far infrared ceramic heating rings and three infrared lamp tubes, three electric wires are led out from each storage battery and are respectively connected with the three infrared lamp tubes, the middle part of each far infrared ceramic heating ring is provided with one infrared lamp tube, one infrared lamp tube is arranged between the two far infrared ceramic heating rings, and each infrared lamp tube is positioned through a plurality of lamp tube limiting blocks.
Furthermore, the far infrared ceramic heating ring is a loop structure formed by sequentially connecting a plurality of U-shaped structures, and the upper surface of the metal shell corresponding to the position of each U-shaped structure is provided with a heat dissipation hole.
Further, the regional bottom of minor face of L type shell is equipped with supports adjusting device, support adjusting device including set up a plurality of stoppers to battery and power supply circuit module location in the minor face region of L type shell, every stopper cooperation metal slide bar, the metal slide bar is the screw rod structure, metal slide bar bottom and ground contact, the top is passed through the screw thread and is connected with the stopper that corresponds.
Furthermore, the number of the metal spring modules is four, two of the metal spring modules are fixed at the bottom of the long edge area of the L-shaped shell, and the other two metal spring modules are fixed at the top surface of the storage battery and power supply circuit module.
Furthermore, the outer surface of the L-shaped shell and the outer surface of the metal shell are both wrapped with a waterproof insulating cushion layer, and the laminated wood structure layer is provided with an anti-skid cushion layer.
Furthermore, the L-shaped shell is riveted and fixed on the pavement through a mounting limit hole.
Compared with the prior art, a pedestrian crossing road surface snow melting and ice melting system using far infrared ceramic material has the following advantages:
1. the application is an environment-friendly road snow and ice melting system which utilizes the self-heating material property of far infrared ceramic materials in winter, gives practical functions to coating of zebra stripes on pedestrian crossings, and melts snow on regional surface layers of the highway pedestrian crossings by a matched excitation device mode.
2. The application makes full use of the energy-saving, renewable, recyclable and environment-friendly far infrared ceramic powder material to melt snow on the pavement in winter.
3. The system is combined to give the pedestrian crossing zebra crossing a brand-new use function in the severe cold area.
4. This application makes the road surface after the snow melt remain the snow volume fewly, and the surface course is clean, is favorable to the pedestrian to pass through, prevents current hindrance, avoids skidding, improves road traffic ability, reduces the traffic accident, guarantees pedestrian traffic safety.
5. The system can be installed by combining with the reconstruction of the existing road edge stone, and the operation equipment and the structure are easy to operate, safe, reliable and long in service life; the maintenance is convenient, the cost is low, manpower and material resources are saved, and the maintenance cost of the road in winter can be reduced.
6. The application belongs to an environment-friendly type, is clean and pollution-free, has no corrosion, and has little structural damage to road pavements.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
FIG. 1 is a cross-sectional view showing the overall arrangement of a pedestrian crossing pavement snow and ice melting system using far infrared ceramic material according to an embodiment of the present invention;
FIG. 2 is a top view of a pedestrian crossing pavement snow and ice melting system using far infrared ceramic material according to an embodiment of the present invention;
FIG. 3 is a longitudinal sectional view of a pressure power generation and supply excitation device of the snow and ice melting system;
FIG. 4 is a cross-sectional view of a pressure power generation and supply excitation device of the snow and ice melting system;
FIG. 5 is a top view of a heat plate modifying device of the snow and ice melting system;
FIG. 6 is a cross-sectional view of a heating plate modifying apparatus of the snow and ice melting system.
Description of reference numerals:
1-curbstone, 2-pavement, 3-laminated wood structure layer, 4-antiskid cushion layer, 5-force transmission keel, 6-piezoelectric material module, 7-metal net, 8-metal spring module, 9-storage battery and power supply circuit module, 10-power supply master control switch, 11-metal slide bar, 12-limiting block, 13-waterproof insulating cushion layer, 14-electric wire, 15-installation limiting hole, 16-pavement warning coating, 17-metal shell, 18-far infrared ceramic heating ring, 19-infrared lamp tube, 20-heat dissipation hole, 21-lamp tube limiting block, 22-L-shaped shell and 23-heat insulation layer.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1-6, a pedestrian crossing pavement snow and ice melting system using far infrared ceramic material comprises a pressure power generation and supply excitation device and a plurality of groups of heating plate improvement devices, wherein the pressure power generation and supply excitation device is installed on the interface of a curbstone 1 and a pavement 2, the plurality of groups of heating improvement devices are uniformly installed at the lower part of a pavement warning coating 16 of a road indication line, and the pressure power generation and supply excitation device is connected with the heating plate improvement devices through electric wires 14; the treading pressure power generation and power supply excitation device generates electric energy to supply power for the heating plate improvement device, and the heating plate improvement device generates heat to melt snow and ice on the pavement of the pedestrian crossing.
The pressure power generation and power supply excitation device comprises an L-shaped shell 22, a laminated wood structure layer 3, force transmission keels 5, piezoelectric material modules 6, a metal mesh 7 and a storage battery and power supply circuit module 9, wherein the L-shaped shell 22 is arranged along a right-angle interface formed by a curbstone 1 and a sidewalk pavement 2, the upper surface of the L-shaped shell 22 is of a concave structure, the laminated wood structure layer 3 and the force transmission keels 5 are sequentially arranged in the concave structure from top to bottom, the upper surface of the L-shaped shell is a metal elastic sheet, the two force transmission keels 5 are arranged in a back-to-back manner, namely, each keel of the force transmission keels at the upper part is in contact with the bottom of the laminated wood structure layer 3, and each keel of the force transmission keels at the lower part is abutted against the upper surface of the L-shaped shell;
The storage battery and power supply circuit modules 9 are arranged in two groups, each group of storage battery and power supply circuit modules 9 corresponds to two groups of heating plate improvement devices, and each group of heating plate improvement devices comprises a plurality of heating plates connected in series. The heating plate comprises a metal shell 17, a far infrared ceramic heating ring 18 and an infrared lamp tube 19, wherein both the far infrared ceramic heating ring 18 and the infrared lamp tube 19 are arranged in the metal shell 17, a plurality of heat dissipation holes 20 are formed in the upper surface of the metal shell 17 and at the position corresponding to the far infrared ceramic heating ring 18, and the infrared lamp tube 19 is electrified to irradiate the far infrared ceramic heating ring 18 to generate heat. Two far infrared ceramic heating rings 18 and three infrared lamp tubes 19 are arranged in each heating plate, three electric wires led out from each storage battery are respectively connected with the three infrared lamp tubes 19, an infrared lamp tube 19 is arranged in the middle of each far infrared ceramic heating ring 18, an infrared lamp tube 19 is arranged between the two far infrared ceramic heating rings 18, and each infrared lamp tube 19 is positioned through a plurality of lamp tube limiting blocks 21. When the infrared heating device works, the inner side and the outer side of the far infrared ceramic layer can be ensured to receive infrared radiation, the heating efficiency is improved, and the heating time is shortened; the far infrared ceramic heating ring 18 is a loop structure formed by connecting a plurality of U-shaped structures in sequence, and the upper surface of the metal shell 17 corresponding to each U-shaped structure is provided with a heat dissipation hole 20.
The regional bottom of the minor face of L type shell 22 is equipped with supports adjusting device, support adjusting device including set up a plurality of stoppers 12 to battery and power supply circuit module 9 location in the minor face region of L type shell 22, every stopper 12 cooperation metal slide bar 11, metal slide bar 11 is the screw rod structure, metal slide bar 11 bottom and ground contact, the top is passed through the screw thread and is connected with the stopper 12 that corresponds.
The metal spring modules 8 are four in number, two of the metal spring modules are fixed at the bottom of the long edge region of the L-shaped shell 22, and the other two metal spring modules are fixed on the top surface of the storage battery and power supply circuit module 9.
The outer surface of the L-shaped shell 22 and the outer surface of the metal shell 17 are both wrapped with a waterproof insulating cushion layer 13, the device is prevented from being connected with electricity, and the laminated wood structure layer 3 is provided with a layer of anti-skidding cushion layer 4, so that pedestrians can conveniently tread.
The pedestrian crossing road section applied to the severe cold climate area is favorable for automatic snow melting and ice melting under the snow accumulation condition, reduces the manpower and time cost consumed by current obstacle clearing, and guarantees the safety of pedestrians in severe cold climate in a trip to the maximum extent. The specific installation method comprises the following steps:
firstly, determining the number of paving device systems according to the height of a road edge stone and the width of a pedestrian crossing, and paving corresponding waterproof insulating cushion layers on the road edge stone and a pavement of the sidewalk for leveling;
then, a prefabricated pressure power generation and power supply excitation device is installed, fixed-point mechanical fixing installation is carried out through an installation hole, and height adjustment with the ground is carried out through a limiting slide rod;
then leading out wires in the pressure power generation and power supply excitation device, lofting on the road surface to determine the position, and connecting the wires with the prefabricated heating plate;
after the integral connection is finished, performing small-part excavation on a road surface, performing linear excavation on wire joints, performing planar excavation on heating plate joints, performing downward excavation for 2-3cm, and performing asphalt backfill after a road heating plate improvement device is placed;
and finally, paving a waterproof insulating cushion layer above the heating plate for leveling, and coating the cushion layer with a pavement warning material.
The whole process of prefabrication is combined with a small amount of site operation, and the effect that the installation can be completed by a small amount of labor can be achieved.
The working time of the system is applied to the scene that the artificial road is inconvenient to clear snow in time in the snowing period in severe cold winter. According to the use requirement, the pressure power generation and power supply excitation device is arranged on the interface of the road edge stone 1 and the pavement 2 of the sidewalk, a waterproof insulating cushion layer 13 is paved in advance, riveting fixation is carried out through an installation limiting hole 15, and as the height of the road edge stone 1 is 80-150mm higher than the road surface, position adjustment is carried out through the metal sliding rods 11 and the limiting blocks 12.
When the device power storage state, the pedestrian is through trampling veneer wood structural layer 3, pressure is through biography power fossil fragments 5 and metal spring module 8, each fossil fragments of biography power fossil fragments 5 are used in piezoelectric material module 6, thereby produce the electric energy, the pedestrian walks the back, under metal spring module 8's effect, the upper surface of L type shell returns the form of recovering, when treating next pedestrian and trampling, resume the production electric energy again, thereby install on metal mesh 7 piezoelectric material module 6 of continuous production electric energy, connect 6 electric wires on the metal mesh and insert two sets of batteries and supply circuit module 9 respectively and carry out the electric power storage, the battery can be changed through opening the apron. During the working process in snow accumulation weather, the pedestrians trample the storage battery to supplement corresponding electric energy.
Under the non-working scene, the pressure power generation and power supply excitation device mainly stores electricity, the power supply main control switch 10 is used for switching to enter the working scene, the two groups of storage batteries and the power supply circuit module 9 are respectively connected with three electric wires and respectively connected with the corresponding group of heating improvement devices, and the power supply main control switch 10 can be controlled through the wireless control device.
Each group of heating improvement device comprises a plurality of heating plates which are connected in series in sequence, as shown in fig. 2, a plurality of heating plates at the same position are connected in series, namely: a heating plate is connected with 3 electric wires of 3 lamp tubes, and if N sidewalk coating wires exist, serial circuit relations are formed among a1 heating plates, a2 heating plates, … … heating plates, aN aN heating plates, b1 heating plates, b2 heating plates, … … heating plates, a bN heating plates and c1 heating plates, c2 heating plates, … … heating plates and cN heating plates.
When the heating plate generates heat, heat is transferred to the road surface through the heat dissipation holes 20 (heat convection and heat radiation), firstly, the accumulated snow on the upper part of the road surface warning coating 16 can be melted, then, heat radiation is performed to the two sides through the heat dissipation holes, and the accumulated snow on the road surface is actively melted.
This application not only can be used for pavement department, and all the other application scenes can also be used, for example in other road surface warning coating below (road yellow line etc.) of road, but because density is lower to there is not pedestrian's walking pressure power supply source, consequently need supply power with the help of switch-on municipal cable, the application effect is restricted to initiatively melting and covers the snow of road surface warning coating, help the road surface sign can keep striking in the snow weather, promote traffic safety's guidance nature.
The infrared ceramic heating ring 18 of the present application is made of a normal temperature far infrared ceramic powder material that can be prepared at the present stage, and has the following characteristics:
1. the material has high far infrared emissivity and excellent photo-thermal conversion performance at normal temperature, and can work at normal temperature without depending on an external heat source.
2. The working principle is the infrared heating principle, namely the infrared heat transfer mode is radiation heat transfer and energy is transferred by electromagnetic waves. When far infrared rays are irradiated to an object to be heated, a part of the rays is reflected and a part is transmitted. When the wavelength of the emitted far infrared ray is consistent with the absorption wavelength of the heated object, the heated object absorbs the far infrared ray, and at the moment, partial molecules and atoms generate resonance to generate strong vibration and rotation, and the vibration and the rotation increase the temperature of the object, thereby achieving the purpose of heating.
3. The application direction of the material is gradually expanding from the traditional drying and heating field to the fields of building materials, antibacterial materials, medical care, fuel activation and the like.
The application combines a heating improvement device of a far infrared ceramic powder heating plate, and is used for utilizing physical property heating of the far infrared ceramic powder heating plate as a heat release source; this application combines pressure electricity generation and power supply excitation device of pedestrian's crosswalk along stone installation for in the not enough severe cold weather of sunshine condition, arouse infrared lamp tube through the electric energy and supplement the required infrared ray acceptance of road surface heating material, reach and keep the work that heating power can carry out pavement road surface snow melt automation normalization under the severe cold condition, reduce the traffic accident and take place.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A pedestrian crossing pavement snow and ice melting system using far infrared ceramic materials is characterized in that: the road pavement warning device comprises a pressure power generation and power supply excitation device and a plurality of groups of heating plate improvement devices, wherein the pressure power generation and power supply excitation device is arranged on an interface between a road edge stone (1) and a pavement (2), the plurality of groups of heating improvement devices are uniformly arranged at the lower part of a road surface warning coating (16) of a road indication line, and the pressure power generation and power supply excitation device is connected with the heating plate improvement devices through electric wires (14); the treading pressure power generation and power supply excitation device generates electric energy to supply power for the heating plate improvement device, and the heating plate improvement device generates heat to melt snow and ice on the pavement of the pedestrian crossing.
2. The pedestrian crossing pavement snow and ice melting system using far infrared ceramic material as claimed in claim 1, wherein: the pressure power generation and power supply excitation device comprises an L-shaped shell (22), a laminated wood structure layer (3), a force transmission keel (5), a piezoelectric material module (6), a metal mesh (7) and a storage battery and power supply circuit module (9), wherein the L-shaped shell (22) is arranged along a right-angle interface of a road edge stone (1) and a sidewalk pavement (2), the upper surface of the L-shaped shell (22) is of a concave structure, the laminated wood structure layer (3) and the force transmission keel (5) are sequentially arranged in the concave structure from top to bottom, the upper surface of the L-shaped shell is a metal elastic sheet, the piezoelectric material module (6) and the metal mesh (7) are sequentially arranged in a long edge area of the L-shaped shell (22) from top to bottom, the piezoelectric material module (6) and the metal mesh (7) are arranged in a contact manner, the storage battery and power supply circuit module (9) are arranged in a short edge area of the L-shaped shell (22), the metal net (7) is fixed on the inner wall of the L-shaped shell (22), a plurality of metal spring modules (8) are supported around the bottom of the concave structure, the metal net (7) is connected with the storage battery and the power supply circuit module (9) through electric wires, a heat insulation layer (23) is wrapped outside the storage battery and the power supply circuit module (9), and a power supply master control switch (10) is arranged on the storage battery and the power supply circuit module (9).
3. The pedestrian crossing pavement snow and ice melting system using far infrared ceramic material as claimed in claim 2, wherein: the storage battery and power supply circuit modules (9) are arranged in two groups, each group of storage battery and power supply circuit modules (9) corresponds to one group of heating plate improvement devices, and each group of heating plate improvement devices comprises a plurality of heating plates connected in series.
4. The pedestrian crossing pavement snow and ice melting system using far infrared ceramic material as claimed in claim 3, wherein: the heating plate comprises a metal shell (17), a far infrared ceramic heating ring (18) and an infrared lamp tube (19), wherein the far infrared ceramic heating ring (18) and the infrared lamp tube (19) are both arranged in the metal shell (17), a plurality of heat dissipation holes (20) are formed in the upper surface of the metal shell (17) and at the position corresponding to the far infrared ceramic heating ring (18), and the infrared lamp tube (19) is electrified to irradiate the far infrared ceramic heating ring (18) to generate heat.
5. The pedestrian crossing pavement snow and ice melting system using far infrared ceramic material as claimed in claim 4, wherein: two far infrared ceramic heating rings (18) and three infrared lamp tubes (19) are arranged in each heating plate, three electric wires are led out from each storage battery and are respectively connected with the three infrared lamp tubes (19), one infrared lamp tube (19) is arranged in the middle of each far infrared ceramic heating ring (18), one infrared lamp tube (19) is arranged between the two far infrared ceramic heating rings (18), and each infrared lamp tube (19) is positioned through a plurality of lamp tube limiting blocks (21).
6. The pedestrian crossing pavement snow and ice melting system using far infrared ceramic material as claimed in claim 4, wherein: the far infrared ceramic heating ring (18) is a loop structure formed by sequentially connecting a plurality of U-shaped structures, and the upper surface of the metal shell (17) corresponding to each U-shaped structure is provided with a heat dissipation hole (20).
7. The pedestrian crossing pavement snow and ice melting system using far infrared ceramic material as claimed in claim 2, wherein: the regional bottom of minor face of L type shell (22) is equipped with supports adjusting device, support adjusting device including set up a plurality of stopper (12) to battery and power supply circuit module (9) location in the minor face region of L type shell (22), every stopper (12) cooperation metal slide bar (11), metal slide bar (11) are the screw rod structure, metal slide bar (11) bottom and ground contact, the top is passed through the screw thread and is connected with stopper (12) that correspond.
8. The pedestrian crossing pavement snow and ice melting system using far infrared ceramic material as claimed in claim 2, wherein: the number of the metal spring modules (8) is four, two of the metal spring modules are fixed at the bottom of the long edge area of the L-shaped shell (22), and the other two metal spring modules are fixed on the top surface of the storage battery and power supply circuit module (9).
9. The pedestrian crossing pavement snow and ice melting system using far infrared ceramic material as claimed in claim 2, wherein: the outer surface of the L-shaped shell (22) and the outer surface of the metal shell (17) are both wrapped with a waterproof insulating cushion layer (13), and the laminated wood structure layer (3) is provided with an anti-skid cushion layer (4).
10. The pedestrian crossing pavement snow and ice melting system using far infrared ceramic material as claimed in claim 2, wherein: the L-shaped shell (22) is riveted and fixed on the pavement (2) through the mounting limiting hole (15).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202023311820.2U CN214573086U (en) | 2020-12-30 | 2020-12-30 | Pedestrian crosswalk pavement snow and ice melting system using far infrared ceramic material |
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| CN202023311820.2U CN214573086U (en) | 2020-12-30 | 2020-12-30 | Pedestrian crosswalk pavement snow and ice melting system using far infrared ceramic material |
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| CN202023311820.2U Active CN214573086U (en) | 2020-12-30 | 2020-12-30 | Pedestrian crosswalk pavement snow and ice melting system using far infrared ceramic material |
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Address after: 150010 No. 73 Huanghe Road, Nangang District, Harbin City, Heilongjiang Province Patentee after: Harbin Institute of Technology Architectural Design and Research Institute Co.,Ltd. Address before: 150010 No. 73 Huanghe Road, Nangang District, Harbin City, Heilongjiang Province Patentee before: BUILDING DESIGN Research Institute HARBIN INSTITUTE OF TECHNOLOGY |
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