CN209819888U - High-heat-conduction water-electricity separation type electric heating furnace body - Google Patents
High-heat-conduction water-electricity separation type electric heating furnace body Download PDFInfo
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- CN209819888U CN209819888U CN201822015158.2U CN201822015158U CN209819888U CN 209819888 U CN209819888 U CN 209819888U CN 201822015158 U CN201822015158 U CN 201822015158U CN 209819888 U CN209819888 U CN 209819888U
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Abstract
The utility model belongs to clean heating equipment field, concretely relates to high heat conduction water and electricity disconnect-type electric heat furnace body. The high heat-conducting water-electricity separation type electric heating furnace body is characterized by comprising a shell, wherein the shell comprises a box body, one end of the box body is provided with an inlet, the other end of the box body is provided with an outlet, at least one side surface of the outer surface of the box body is provided with a heating body, and an exhaust hole is arranged at a position near the outlet of the box body and is provided with a valve corresponding to the exhaust hole. The utility model has the advantages that, the utility model provides a water and electricity disconnect-type electric heater can effectively utilize heat energy, and the structural arrangement is reasonable, and occupation space is little, and the electric heat is efficient, and power consumption is low, and heating application effect is good, and water and electricity separation can realize the heating of different heat-conducting medium, and the safety in utilization is high. The energy-saving heating device can be made into novel products such as industrial heating furnaces, wall-mounted furnaces, heating furnaces, floor-type furnaces, heating bags, air-conditioning hot air exchange devices and the like, and the heat supply and heating requirements are realized through external pipelines or radiators.
Description
Technical Field
The utility model belongs to clean heating equipment field, concretely relates to high heat conduction water and electricity disconnect-type electric heat furnace body.
Background
At present, in areas except for urban centralized heating, various heating modes are adopted, and the main modes comprise electric heating and water circulation heating. Most of electric heating adopts air convection heating, noise exists during use, indoor polluted air is easily polluted, and space is occupied; the far infrared heat radiation heating which has emerged in recent years has small heat dissipation area, high energy consumption, high investment cost, higher surface temperature during use, partial products are bright, the heating comfort is poor, and the far infrared heat radiation heating is suitable for the temporary heating requirement of partial products. The water circulation heating has the advantages of small occupied effective space, no noise during heating and uniform space heating.
Present water cycle boiler furnace body heating form is categorised, mainly uses gas heating stove and directly-heated type electric boiler as the owner, uses gas hanging stove, will carry out serial work such as pipeline laying, and the security requirement is high, and the maintenance cost is high, can cause flue gas emission, the extravagant scheduling problem of flue gas pipeline waste heat during hanging stove use, and the gas has appeared supplying nervous phenomenon during concentrating the use, and this has all influenced resident normal heating demand. The directly-heated electric boiler is characterized in that one or more electric heating tubes are additionally arranged in the boiler body, the structure is simple, energy is gathered and concentrated after the boiler is electrified, the heat conversion rate is low, the safety of water and electricity is poor, energy consumption waste is caused, and the maintenance is inconvenient.
CN106500331A discloses a wall-hanging and console mode electric heating stove side heating formula light wave electric heating tube mounting structure, its characterized in that: the connector (12) with a flange edge or threads is manufactured on two sides or the upper side and the lower side of the metal water tank (2), the metal sleeve or the nonmetal sleeve (3) is arranged in a hole coaxial with the coaxial connector (12), sealing pieces (4) are arranged at two ends of the metal sleeve or the nonmetal sleeve and are tightly pressed by nuts or covers (5), mica sheets (7) and nonmetal supports (8) are arranged at two ends of the electrothermal tube (6), the electrothermal tube is arranged in the air in the metal sleeve or the nonmetal sleeve (3), and the mica sheets (7) and the nonmetal supports (8) at two ends of the electrothermal tube (6) are provided with holes or gaps and are communicated with the outside air.
The heat pipe type electric heating furnace has the advantages that the heat efficiency of the furnace body structure is low, although the electric heating pipe is adopted, the structure is similar to that of a directly-heated electric heating pipe, only the outer wall of the electric heating pipe is added, so that heat firstly passes through the metal sleeve pipe with the coaxial connector and then is transmitted into the metal water tank, and the heat is conducted for 2 times, so that the heat cannot be effectively utilized.
In addition, the heating material adopts an electric heating tube, the electric heating tube belongs to a tubular heating body, and the heat dissipation area is concentrated, so that the heat on an electric heating element is easily concentrated in the electric heating conversion process, the element is quickly heated, a large part of electric energy is changed into light energy or is vibrated to be dissipated, and the electric heating conversion efficiency is low. The thermal conversion efficiency is generally low. The electric heating film is a planar heating material, forms a heat conducting surface to the maximum extent with a heated body, has small heat transfer resistance, can quickly transfer heat to the heated body when being electrified and heated, and has good heat conductivity, so the temperature of the electric heating film is not too high, no red or hot phenomena are generated, and the radiation heat loss is very small, therefore, the electric heating appliance made of the electric heating film has high heat efficiency which is generally more than 95 percent.
In addition, the electric heating tube is communicated with the outside air, and is easily oxidized when being used in a state of being electrified and glowing, so that the connector is broken.
The main problems and technical bottlenecks of the technical scheme are limited on the heating body, the heat conversion mode and the furnace body structure, and the heating body and the heat conversion efficiency directly influence the investment cost, the safety, the energy conservation, the stability, the use cost and the like of heating products.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a high heat conduction water-electricity separation type electric heating furnace body which has high heat efficiency, reasonable structural arrangement, small occupied space, low power consumption and good heating and warming application effects.
The utility model provides a high heat conduction water-electricity disconnect-type electric heating furnace body, this furnace body include the shell, and the shell is inside including the box, and the one end of box has the import, and the other end has the export, has the heat-generating body on at least one side of the surface of box, and there is the exhaust hole in position department near the box export, has a plurality of louvres on the shell.
As an improvement of the utility model, the furnace body can also be of the following structure: the furnace body includes the shell, and the shell is inside to be included a box, and the lower extreme of one side of box has the import, and there is the export upper end of homonymy, and there is the heat-generating body surface at least one side of box, and there is the exhaust hole near the position department of box export, has a plurality of louvres on the shell.
Or the structure of the furnace body is as follows: the furnace body comprises a shell, at least two box bodies connected in series are arranged in the shell, a heating body is arranged on at least one side surface of the outer surface of each box body, an inlet is formed in the first box body, an outlet is formed in the Nth box body, and N is more than or equal to 2; the position near the box outlet is provided with an exhaust hole, and the shell is provided with a plurality of heat dissipation holes.
The following structure is also possible: the furnace body comprises a shell, wherein the shell internally comprises at least two box bodies connected in series, a first box body and a second box body, wherein the Nth box body is approximately in a straight shape, at least one side surface of the outer surface of each box body is provided with a heating body, the first box body is provided with an inlet, the Nth box body is provided with an outlet, and N is more than or equal to 2; the position near the box outlet is provided with an exhaust hole, and the shell is provided with a plurality of heat dissipation holes.
The following structure is also possible: the furnace body comprises a shell, at least two box bodies connected in series, a first box body and a second box body are arranged in the shell, a continuous U-shaped structure is approximately formed between the Nth box bodies, a heating body is arranged between the adjacent box bodies, an inlet is formed in the first box body, an outlet is formed in the Nth box body, and N is more than or equal to 2; the position near the box outlet is provided with an exhaust hole, and the shell is provided with a plurality of heat dissipation holes.
The following parallel structure is also possible: the furnace body comprises a shell, at least two parallel boxes are arranged in the shell, a heating body enters a gap between a first box and a second box from the left side of the first box through the rear side of the first box, penetrates out of the gap, sequentially penetrates through the gap between the second box and a third box, and sequentially penetrates through the gap between the third box and a fourth box until the heating body penetrates out of the right side of an Nth box, wherein N is more than or equal to 2; the position near the box outlet is provided with an exhaust hole, and the shell is provided with a plurality of heat dissipation holes.
The inner wall of the shell is provided with a heat insulation layer, the heat insulation layer is a high-temperature-resistant rock wool heat insulation plate, the thickness of the heat insulation layer is 0.5 ~ 2 cm., the heat insulation layer is arranged in the box body, heat dissipation in the box body is prevented, and the electric heating efficiency is improved;
the heating body is an electric heating plate or a high-temperature electric heating film, and the electric heating plate or the high-temperature electric heating film is connected with a power supply through a power line.
The box body is a metal box body, preferably an aluminum box, an aluminum box or a copper-aluminum alloy box; when the box body is made of other temperature-resistant materials, microcrystalline glass is preferred; the conduction medium in the box body is water or liquid conduction media such as conduction oil, antifreeze and the like.
A temperature sensor is arranged in the box body and connected with a display screen positioned on the outer surface of the box body, and the temperature detected by the temperature sensor is displayed by the display screen; the temperature sensor, the heating body and the display screen are respectively connected with the controller.
Compare the scheme in the background art, the utility model provides a what provide is a water and electricity disconnect-type electric heat furnace body, has carried out the innovation in the aspect of form, box form, furnace body structure etc. of generating heat, has improved heating equipment's thermal conversion efficiency.
The utility model provides a water and electricity separation structure furnace body, the heat-generating body in the furnace body is hugged closely the box, and the material in the box is not direct contact, but through the heat transfer, the heated object in the heat radiation form heating box, compare the directly-heated electric boiler furnace body of forms such as traditional electric heating rod, its advantage is water and electricity separation, can realize the heating of different heat-conducting medium, and the safety in utilization is high; the phenomenon of scale and the like caused by the heating body arranged in the box body of the traditional device can be avoided.
The utility model discloses a novel plate-shaped heat-generating body material is the two-sided heating of slice, can effectively transmit the heat for the box that is heated to improve the heat utilization efficiency. Simultaneously, the electrothermal film during operation is because the contact surface is big, heat conduction is fast, so self temperature is lower, and adopt behind the insulating material, and isolated with the outside air, this oxidation problem of electrothermal film material self under the ohmic heating state has just been improved, has prolonged life.
The beneficial effects of the utility model reside in that: the utility model provides a water and electricity disconnect-type electric heater heat energy utilization efficiency is higher, and structural arrangement is reasonable, and occupation space is little, and the electric heat efficiency is high, and power consumption is low, and the heating application is effectual, and water and electricity separation can realize the heating of different heat-conducting medium, and the safety in utilization is high. The device can be applied to manufacturing novel products such as industrial heating furnaces, wall-mounted furnaces, heating furnaces, floor furnaces, heating bags, air-conditioning hot air exchange devices and the like, and realizes heat supply and heating requirements through an external pipeline or a radiator.
Drawings
FIG. 1 is a schematic view showing a positional relationship between a case and a heat generating body in example 1;
FIG. 2 is a schematic view of the entire structure of embodiment 1;
FIG. 3 is a schematic view showing a positional relationship between a case and a heat generating body in example 2;
FIG. 4 is a circuit diagram for temperature control in embodiment 3;
FIG. 5 is a diagram showing the positional relationship between the inlet and the outlet of the tank in example 4;
FIG. 6 is a schematic view showing a positional relationship between a case and a heat generating body in example 5;
FIG. 7 is a schematic side wall structure of a first tank in accordance with embodiment 6;
FIG. 8 is a plan view showing a positional relationship between a case and a heat generating element in example 7;
FIG. 9 is a front view showing a positional relationship between a case and a heat generating body in example 7;
in the figure, 1-shell, 2-box, 201-inlet, 202-outlet, 203-exhaust hole, 204-upper plate, 205-lower plate, 206-electric heating plate, 207-heat preservation layer, 208 heat dissipation hole, 209-first box, 210-second box, 211-third box, 212-fourth box, 3-temperature sensor, 4-controller, 5-display screen, 6-fixing rod and 7-furnace body.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art may better understand the invention, but the invention is not limited thereto.
Example 1
The high heat-conducting water-electricity separation type electric heating furnace body 7 comprises a shell 1, wherein the shell 1 internally comprises a box body 2, one end of the box body 2 is provided with an inlet 201, the other end of the box body 2 is provided with an outlet 202, a heating body is arranged on one side surface of the outer surface of the box body 2, and an exhaust hole 203 is arranged at the position near the outlet 202 of the box body 2;
the box body 2 is internally provided with conduction medium heat conduction oil, and the heating body electric heating plate 207 heats the conduction oil or water in the box body 2 in an electric heating mode to conduct heat conduction; the gas generated after the conduction medium in the box body 2 is heated is exhausted through the exhaust hole 203; the electric heating plate 207 is a sheet-shaped double-sided heating structure (in the following embodiment 1, the structure of the electric heating plate 207 is a sheet-shaped double-sided heating structure unless otherwise specified);
an upper plate 204 and a lower plate 205 are provided on the wall of one side of the case 2, and the upper plate 204 and the lower plate 205 are respectively provided with a groove, and the two grooves are correspondingly positioned for fixing a heating body, i.e. an electric heating plate 206. The box body 2 is made of aluminum.
The housing 1 has a plurality of heat dissipation holes 208, and the heat dissipation purpose is achieved through the heat dissipation holes 208.
The inner wall of the shell 1 is provided with a heat insulation layer 207, and the heat insulation layer 207 is a high-temperature-resistant rock wool heat insulation board with the thickness of about 0.5 cm.
Example 2
The high heat-conducting water-electricity separation type electric heating furnace body 7 comprises a shell 1, a box body 2 is arranged in the shell 1, an inlet 201 is arranged at one end of the box body 2, an outlet 202 is arranged at the other end of the box body 2, heating bodies are arranged on two side surfaces of the outer surface of the box body 2, and exhaust holes 203 are arranged at positions near the outlet 202 of the box body;
the box body 2 is internally provided with conduction medium conduction oil, and the heating body enables the conduction oil in the box body 2 to generate heat in an electric heating mode for heat conduction; the gas generated after the conduction medium in the box body is heated is exhausted through the exhaust hole 203;
the two lateral walls of the box body 2 are provided with an upper plate 204 and a lower plate 205, the upper plate 204 and the lower plate 205 are respectively provided with a groove, and the two grooves are correspondingly positioned and used for fixing a heating body, namely an electric heating plate 206.
The housing is provided with a plurality of heat dissipation holes 208, and the purpose of heat dissipation is achieved through the heat dissipation holes 208.
The heating effect in example 2 is better than that in example 1.
The inner wall of the shell is provided with a heat insulation layer 207, and the heat insulation layer 207 is a high-temperature-resistant rock wool heat insulation board with the thickness of about 0.5 cm.
Example 3
Compared with the embodiment 2, the embodiment 3 is improved in that the temperature sensor 3 is arranged in the box body, the temperature sensor 3 is connected with the display screen 5 positioned on the outer surface of the box body 2, and the temperature detected by the temperature sensor 3 is displayed by the display screen 5; the temperature sensor 3, the heating element electric heating plate 206 and the display screen 5 are respectively connected with the controller 4.
Example 4
The high heat-conducting water-electricity separation type electric heating furnace body 7 comprises a shell 1, wherein the shell 1 internally comprises a box body 2, the lower end of one side of the box body 2 is provided with an inlet 201, the upper end of the same side is provided with an outlet 202, two side surfaces of the outer surface of the box body are respectively provided with a heating body electric heating plate 206, and an exhaust hole 203 is arranged at the position near the outlet 202 of the box body;
the box body 2 is internally provided with conduction medium conduction oil, and the heating body heats the conduction oil in the box body in an electric heating mode to conduct heat; the gas generated after the conduction medium in the box body is heated is exhausted through the exhaust hole 203;
the two lateral walls of the box body 2 are provided with an upper plate 204 and a lower plate 205, the upper plate 204 and the lower plate 205 are respectively provided with a groove, and the two grooves are correspondingly positioned and used for fixing a heating body, namely an electric heating plate 206.
The housing 1 has a plurality of heat dissipation holes 208, and the heat dissipation purpose is achieved through the heat dissipation holes 208.
The inner wall of the shell 1 is provided with a heat insulation layer 207, and the heat insulation layer 207 is a high-temperature-resistant rock wool heat insulation board with the thickness of about 0.5 cm.
The relative position between the box body and the electric heating plate 206 is fixed as in embodiment 2, that is, the upper and lower parts of the sidewall of the box body are respectively provided with the upper and lower plates with the grooves, which is not described herein again. Only one side wall of the electric heating plate is shown in the figure, and the other side wall of the electric heating plate is not shown.
Example 5
The high heat-conducting water-electricity separation type electric heating furnace body 7 comprises a shell 1, wherein the shell 1 internally comprises a box body 2, the lower end of one side of the box body 2 is provided with an inlet 201, the upper end of the same side is provided with an outlet 202, two side surfaces of the outer surface of the box body 2 are respectively provided with a heating body, and an exhaust hole 203 is arranged at the position near the outlet 202 of the box body 2;
the box body 2 is internally provided with conduction medium conduction oil, and the heating body electric heating plate 206 heats the conduction oil in the box body 2 in an electric heating mode to conduct heat conduction; the gas generated after the conduction medium in the box body 2 is heated is exhausted through the exhaust hole 203;
there are dead levers 6 of the cylindrical meter on four angles of the box wall of the side that is close to with the second box 210 on the first box 209 respectively, there are dead levers 6 of the cylindrical meter on four angles on the side that the second box 210 is close to with the first box 209 respectively, there is certain distance between the dead lever 6 on first box 209 and the second box 210, this distance suits with the thickness of the electric hot plate 206, thereby the electric hot plate 206 is just blocked between the dead lever 6 of two sides and is fixed.
The housing 1 has a plurality of heat dissipation holes 208, and the heat dissipation purpose is achieved through the heat dissipation holes 208.
The inner wall of the shell 1 is provided with a heat insulation layer 207, and the heat insulation layer 207 is a high-temperature-resistant rock wool heat insulation board with the thickness of about 0.5 cm.
Example 6
The shell 1 comprises at least two box bodies connected in series, a first box body 209, a second box body 210, a third box body 211 and a fourth box body 212, wherein the four box bodies approximately form a continuous U-shaped structure, a heating body is arranged between the adjacent box bodies, the first box body 209 is provided with an inlet 201, the fourth box body 212 is provided with an outlet 202, and a vent hole 203 is arranged at the position near the outlet 202 of the box bodies and used for exhausting gas in the box bodies; the housing is provided with a plurality of heat dissipation holes 208, and heat is dissipated outwards through the heat dissipation holes 208;
conduction medium heat conduction oil is arranged in each box body, and the heating bodies enable the heat conduction oil in the box bodies to heat in an electric heating mode so as to conduct heat; the gas generated after the conduction medium in the box body is heated is exhausted through the exhaust hole 203;
an upper plate 204 and a lower plate 205 are arranged on one side surface of the first box 209, grooves are respectively arranged on the upper plate 204 and the lower plate 205, and an electric heating plate 206 is arranged in the grooves; similarly, the side of the second box 210 away from the first box 209 is also provided with an upper plate 204 and a lower plate 205, the upper plate 204 and the lower plate 205 are respectively provided with a groove, and the electric heating plate 206 is arranged in the groove; the side surface of the third box body 211, which is far away from the first box body 209, is also provided with an upper plate 204 and a lower plate 205, grooves are respectively arranged on the upper plate 204 and the lower plate 205, and the electric heating plate 206 is arranged in the grooves; the electric heating plate 206 is a double-sided heating structure, i.e., the electric heating plate 206 located between the first tank 209 and the second tank 210 can heat the conductive media in the first tank 209 and the second tank 210 at the same time.
The inner wall of the shell is provided with a heat insulation layer 207, and the heat insulation layer 207 is a high-temperature-resistant rock wool heat insulation board with the thickness of about 0.5 cm.
Example 7
The shell 1 comprises at least two parallel box bodies, a heating body starts from the left side of the first box body 209, passes through the rear side of the first box body 209, enters a gap between the first box body 209 and the second box body 210, penetrates out, sequentially penetrates through a gap between the second box body 210 and the third box body 211, sequentially penetrates through a gap between the third box body 211 and the fourth box body 212, and penetrates out from the right side of the fourth box body 212; the case body outlet 202 is provided with an exhaust hole 203 at a position near the case body outlet, and the case 1 is provided with a plurality of heat radiation holes 208.
The inner wall of the shell 1 is provided with a heat insulation layer 207, and the heat insulation layer 207 is a high-temperature-resistant rock wool heat insulation board with the thickness of about 0.5 cm.
The utility model provides a furnace body compares with traditional electric heating, and its specific advantage is as follows:
(1) the furnace body structure adopted by the invention has water-electricity separation, adopts a high heat conduction and conduction heat exchange mode, the electric heating sheets heat on two sides and are tightly close to the outer wall of the box body, a horizontal or vertical laminated structure is generally adopted, and the heated object in the box body is heated in a heat transfer and heat radiation mode, so that the safety of the furnace body 7 is greatly improved and the service life of the furnace body is greatly prolonged;
(2) the furnace body with the structure has high electrothermal conversion rate, is convenient to adjust, is easier to realize temperature control, and achieves the aim of energy conservation;
(3) the adopted furnace body shell is provided with a high-temperature-resistant heat-insulating layer 207, so that the heat loss rate in the furnace body 7 can be effectively reduced, and the overall heat efficiency of the furnace body 7 is improved;
(4) the use period is dull and silent, and hot air forced convection is not needed, so that the use comfort level is improved;
(5) the clean energy of electric energy is adopted, no pollutant is discharged in the using process, and the device is clean and environment-friendly.
(6) Because the utility model adopts the water-electricity separation structure, the heated material in the box body can use water, heat conducting oil, antifreeze and the like as conduction media, and can be made into novel products such as wall-hanging furnaces, heating furnaces, floor-standing furnaces, heating bags, air-conditioning hot air exchange devices and the like according to different use places, and the utility model has the advantages of low investment cost, wide application range and obvious economic benefit;
(7) the direct external connection of a pipeline or a radiator can realize the requirements of heat supply and heating, can effectively reduce gas equipment, pipelines and urban heating pipeline equipment, can save a large amount of social resources, and can reduce the pollution of the atmospheric environment, and has obvious social benefit.
In the utility model, the electric heating plate can also be other heating elements which can realize the same effect; the electric heating plate and the box body can also be fixed by bolts and nuts or other fixing devices, and the above transformation also falls within the protection scope of the utility model.
Claims (5)
1. The high heat-conducting water-electricity separation type electric heating furnace body is characterized by comprising a shell, wherein the shell internally comprises at least two parallel box bodies, one end of each box body is provided with an inlet, and the other end of each box body is provided with an outlet; the heating body starts from the left side of the first box body, passes through the rear side of the first box body, enters a gap between the first box body and the second box body, sequentially passes through a gap between the second box body and the third box body after penetrating out, and then sequentially passes through a gap between the third box body and the fourth box body until penetrating out from the right side of the Nth box body, wherein N is more than or equal to 2; the position near the box outlet is provided with an exhaust hole, and the shell is provided with a plurality of heat dissipation holes.
2. The high-heat-conductivity water-electricity separation type electric heating furnace body according to claim 1, wherein the inner wall of the shell is provided with an insulating layer, and the insulating layer is a high-temperature-resistant rock wool insulating board with the thickness of 0.5 ~ 2 cm.
3. The high-heat-conductivity water-electricity separation type electric heating furnace body according to claim 1, wherein the heating body is an electric heating plate or a high-temperature electric heating film.
4. The high-heat-conductivity water-electricity separation type electric heating furnace body according to claim 1, wherein the box body is any one of an aluminum box, a copper-aluminum alloy box and a microcrystalline glass box.
5. The high-heat-conductivity water-electricity separation type electric heating furnace body according to claim 1, wherein a temperature sensor is arranged in the box body, the temperature sensor is connected with a display screen positioned on the outer surface of the box body, and the temperature detected by the temperature sensor is displayed by the display screen; the temperature sensor, the heating body and the display screen are respectively connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822015158.2U CN209819888U (en) | 2018-12-03 | 2018-12-03 | High-heat-conduction water-electricity separation type electric heating furnace body |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822015158.2U CN209819888U (en) | 2018-12-03 | 2018-12-03 | High-heat-conduction water-electricity separation type electric heating furnace body |
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| CN209819888U true CN209819888U (en) | 2019-12-20 |
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| CN201822015158.2U Expired - Fee Related CN209819888U (en) | 2018-12-03 | 2018-12-03 | High-heat-conduction water-electricity separation type electric heating furnace body |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373587A (en) * | 2018-12-03 | 2019-02-22 | 杨秀峰 | A kind of high thermal conductivity hydroelectric separation electric heating furnace body |
-
2018
- 2018-12-03 CN CN201822015158.2U patent/CN209819888U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373587A (en) * | 2018-12-03 | 2019-02-22 | 杨秀峰 | A kind of high thermal conductivity hydroelectric separation electric heating furnace body |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 Termination date: 20211203 |
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| CF01 | Termination of patent right due to non-payment of annual fee |