CN105157089A - Anti-explosion electric radiator and electric heating system - Google Patents
Anti-explosion electric radiator and electric heating system Download PDFInfo
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- CN105157089A CN105157089A CN201510608867.XA CN201510608867A CN105157089A CN 105157089 A CN105157089 A CN 105157089A CN 201510608867 A CN201510608867 A CN 201510608867A CN 105157089 A CN105157089 A CN 105157089A
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Abstract
The invention provides an anti-explosion electric radiator and an electric heating system which are reasonable in structure, high in safety coefficient and capable of reducing energy consumption. The anti-explosion electric radiator comprises a shell, a heating device, a cooling window, a temperature measuring device and a control device. The heating device is arranged in the shell. The cooling window is arranged on the shell. The temperature measuring device is arranged in the shell and connected with the heating device. The control device is connected with the heating device and the temperature measuring device and arranged on the shell. The electric heating system comprises a plurality of anti-explosion electric radiators. Every two adjacent anti-explosion electric radiators are connected. The anti-explosion electric radiator and the electric heating system are reasonable in structure, high in safety coefficient and capable of automatically performing overall control according to temperature, and therefore energy consumption can be effectively controlled.
Description
Technical field
The present invention relates to electric heating equipment field, refer to a kind of anti-explosion electric heating installation and electric heating system especially.
Background technology
Electric heater is a kind of is the product of heat energy by electric energy conversion, because it can not to environment in the process producing heat energy, and heat energy to produce speed fast, therefore electric heater is more and more applied to every field with use of warming oneself.
Existing electric heater generally adopts oily spit of fland to be heater and heating member, due to the restriction of its structure in the process used, causes heat transmission not to be diffused in air well, causes heating effect undesirable; And unreasonable equally due to its vibrational power flow, cause in use absorbing heat slow, heat radiation slow-motion and cause the loss of the energy, also easily produces potential safety hazard in addition, along with service time has been grown because its mechanism is unreasonable, heating installation there will be thermal efficiency decline, instant heating power drop.
Therefore, a kind of rational in infrastructure, safety coefficient is high and can make the anti-explosion electric heating installation of reduction energy consumption in the urgent need to.
Summary of the invention
The present invention propose a kind of rational in infrastructure, safety coefficient is high and can make anti-explosion electric heating installation and the electric heating system of reduction energy consumption.
Technical scheme of the present invention is achieved in that
A kind of anti-explosion electric heating installation, comprising:
Housing, for carrying out integrated support, and prevents internal explosion from causing damage to making land used;
Heater, for generation of heat, is arranged on described enclosure interior;
Radiator window, the hot-air for being produced by described heater discharges described housing, arranges on the housing;
Temperature measuring equipment, for measuring the temperature of described heater, is arranged in described housing, and is connected with described heater;
Control device, is connected with described heater and described temperature measuring equipment respectively, for controlling the duty of described heater according to the measurement result of described temperature measuring equipment, arranges on the housing;
Wall hanging mechanism, is arranged on the housing, for hanging described housing; Described housing is made by cold rolled plate, and the thickness of described housing is 1mm, and described housing outer surface is provided with protective layer.
As further technical scheme, described heater comprises:
Heating tube, for generation of heat, is arranged in described housing;
Some radiating fins, the heat for being produced by described heating tube is dispersed in the air in housing, heats air, is arranged on described heating tube.
As further technical scheme, described control device comprises: control panel and be positioned at the control unit of described control panel inside, and described control panel is provided with control button, described control button is electrically connected with described control unit.
As further technical scheme; described control unit comprises: supply module, temperature control module, control module and power failure protection module; described supply module is connected with described temperature control module and described control module respectively; described temperature control module is connected with described control module and described power failure protection module respectively; described temperature control module is connected with described temperature measuring equipment, and described power failure protection module is connected with described heater.
As further technical scheme, described supply module comprises: the first decompression portion and the second decompression portion, and described first decompression portion is connected with described second decompression portion.
As further technical scheme, described temperature control module comprises: the first photoelectrical coupler T31, the second photoelectrical coupler T32 and the 3rd photoelectrical coupler T33, the pin 2 of described first photoelectrical coupler T31 is held with CVCC and is connected, pin 3 is connected with control module by resistance R34, be connected with one end of temperature measurement unit after pin 7 is in parallel with pin 8, pin 6 is connected with the other end of temperature measurement unit by resistance R31, pin 5 ground connection; Temperature measurement unit outputs to the first photoelectrical coupler T31 after converting the temperature data of measurement to voltage signal, and the first photoelectrical coupler T31 is input to control module after carrying out electrical isolation to voltage signal; The pin 1 of the second photoelectrical coupler T32 is connected in series with pin 2 by the first relay K A1 and resistance R32, pin 2 ground connection, and pin 4 is held by resistance R35 and CVCC and connected and export control module to; The pin 2 of the 3rd photoelectrical coupler T33 by the second relay K A2 and resistance R33 and pin 3 connected in series, pin 5 ground connection, pin 6 is connected with one end of resistance R36 and control module respectively, pin 7 and pin 8 in parallel after to hold with the other end of resistance R36 and CVCC and be connected.
Put as further technical scheme, described control module comprises: single-chip microcomputer U30, the R0 end of single-chip microcomputer U30 connects the pin 3 of the first photoelectrical coupler T31 by resistance R34, RE end is connected the pin 4 of the second photoelectrical coupler T32 respectively with TE end, DI is held the pin 6 of connection the 3rd photoelectrical coupler T33 and is connected pin 7 and the pin 8 of the 3rd photoelectrical coupler T33 by resistance R36, + V end connects CVCC end, VS holds ground connection, and A+ end is connected with the control button on control panel with resistance R39 by resistance R38 with B-end.
Preferably, described single-chip microcomputer U30 is the single-chip microcomputer of FM8PS53B model.
As further technical scheme, described A+ end is connected with corresponding transient diode Z32 and Z31 respectively with B-end.
The invention also discloses a kind of electric heating system, comprise several above-mentioned arbitrary described anti-explosion electric heating installation, adjacent described anti-explosion electric heating installation connects.
The beneficial effect of technical solution of the present invention:
1, by housing and radiator window coordinate can prevent inside from occurring explosion time can prevent inner blast from causing damage to making land used, and then improve the security of electric heater;
2, by the reasonable coordination of heater, temperature measuring equipment and control device, realize in the duty carrying out can detecting in the process heated voltage or electric current and heater, and then under the prerequisite of reasonable energy utilization, avoid dangerous generation;
3, some radiators are designed by aerodynamic principle, can remain that heat distributes rapidly, the air after heating can not be assembled in housing, realize heating power dynamic equilibrium, keep high efficiency; And prevent the generation of the too high problem causing part to damage of electric heater internal temperature;
4, control device can carry out the detection of running status in real time, can ensure safe temperature, can not occur quality accident again because of corresponding composition partial failure, safe and reliable, can realize unmanned; And automatically carry out temperature adjustment according to actual conditions, realize the control of energy consumption, and then avoid energy waste;
5, multiple fixed form, can carry out wall hanging, also can carry out implementation mode, can be arranged on flexibly and make land used;
6, surface of shell arranges protective layer, can avoid, because surface temperature is high, causing the appearance of the problems such as scald, reduces accident rate.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of anti-explosion electric heating installation of the present invention;
Fig. 2 is the circuit block diagram of the control unit in Fig. 1;
Fig. 3 is the circuit theory diagrams of supply module in Fig. 2;
Fig. 4 is the circuit theory diagrams of temperature control module and control module in Fig. 2;
Fig. 5 is the circuit theory diagrams of power failure protection module in Fig. 2;
Fig. 6 is the way circuit schematic diagram of the control unit in Fig. 1.
In figure:
1, housing; 2, radiator window; 3, heater; 31, heating tube; 32, radiating fin; 4, temperature measuring equipment; 5, control device; 51, supply module; 511, the first decompression portion; 512, the second decompression portion; 52, temperature control module; 53, control module; 54, power failure protection module.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in figures 1 to 6, a kind of anti-explosion electric heating installation that the embodiment of the present invention proposes, comprising: housing 1, for carrying out integrated support, and prevent internal explosion from causing damage to making land used, housing 1 inside is provided with the heater 3 for generation of heat; Radiator window 2, is arranged on housing 1 top, discharges for the hot-air produced by heater 3; Temperature measuring equipment 4, is connected with heater 3, for measuring the temperature of heater 3; Also comprise control device 5, be connected respectively with heater 3 and temperature measuring equipment 4, control device 5 can control heater 3 according to the measurement result of temperature measuring equipment 4 and work.
In the present embodiment, radiator window 2 is arranged on housing 1, housing 1 inside can be discharged to the outside by the air heated, in the present embodiment, radiator window 2 is provided with some heat sinks, by the gap between adjacent heat radiation plate, the hot-air in housing 1 is discharged, in the present embodiment, for the faster and better control carrying out temperature, preferably, some heat sinks are arranged on housing 1 movably, and then the gap between adjacent heat radiation plate can be adjusted as required in operational phase, and then control heat exchange is carried out in housing 1 inside speed by the air of the air that heats and housing 1 outside, and then better can control room temperature,
The present embodiment middle shell 1 preferably cold rolled plate makes, and the thickness of housing 1 after completing is 1mm, like this, the housing 1 completed has stronger intensity, making when there is the problems such as internal explosion, the damage of housing 1 can not be caused, and then avoid blast to making land used cause damage; Certainly according to environment for use with make the factors such as land used, the thickness of housing 1 can be adjusted, and then improve its explosion-proof grade, improve safety coefficient;
The pressure of 1Mpa can be born after housing 1 in addition in the present embodiment completes, there is waterproof construction, avoid because the problem such as to leak causes the damage of circuit in the process used, and then cause the appearance of fault;
Certainly, because the gas of housing 1 inside is heated in the process used, and housing 1 has metal material to make, therefore housing 1 can be attended by the conduction of heat, and then when make the personnel of land used touch appearance that housing 1 can cause the problems such as scald, therefore, in the present invention, preferably protective layer is set at the outer surface of housing 1, carried out the obstruct of the heat that housing 1 produces by protective layer, and then avoid the personnel making land used to touch housing 1 causing scald;
Carrying out in the process used, can select the setting position of housing 1 as required, can be provided with wall hanging mechanism in the present invention, this wall hanging mechanism is arranged on housing 1, being connected with making the wall of land used by wall hanging mechanism, making housing 1 be fixed on wall; Can also arrange supporting mechanism in certain the present invention, this supporting mechanism is arranged on bottom housing 1, is carried out the support of housing 1 by supporting mechanism, housing 1 is arranged on and makes on land used ground; Certainly this wall hanging mechanism and supporting mechanism can also use simultaneously, and concrete is as the criterion with the operation of reality, and the present invention no longer repeats this;
Further, the heater 3 in the present embodiment, for being arranged on the explosion-proof electric heating tube component bottom housing 1, can produce heat after power supply.
Particularly, explosion-proof electric heating tube component comprises heating tube 31 and is looped around some radiating fins 32 of heating tube 31 outside, and this heating tube 31, for obtaining electric energy and producing heat, is arranged on bottom housing 1; This some radiating fin 32, heat for being produced by heating tube 31 is dispersed in the air in housing 1, air is heated, according to the needs that reality uses, some heating tubes 31 can be set, and some radiating fins 32 are provided with on each heating tube 31, speed and the efficiency of heating can be ensured like this, and then improve overall heating effect, the quantity of certain heating tube 31 and radiating fin 32 is determined according to the actual needs, and the present embodiment limits no longer further to this.
The present embodiment produces heat by heater 3, and the heat of generation is dispersed in the air in housing 1, heat exchange is carried out with air, and then the heating realized air in housing 1, the radiating fin 32 in the present embodiment is high density aluminium alloy radiating fin 32, and face is adopted table and got cationic oxidation technique, effectively can guarantee that thermal diffusion is in space, the effect of heat radiation can be increased like this, improve the speed of air heat, and then more reasonably can utilize the energy; Heating tube 31 is stainless steel armouring electrothermal tube, can failure-free operation for a long time.
In a particular application, temperature measuring equipment 4 and control device 5 is also provided with in housing 1, temperature measuring equipment 4 is connected with heater 3 and control device 5, for measuring the temperature of heater 3, temperature measuring equipment 4 in the present embodiment is thermocouple, and the result of measurement is sent to control device 5 after carrying out thermometric to heater 3 by thermocouple, after control device 5 receives temperature data, the threshold value predetermined according to inside controls the duty of heater 3.
Further, control device 5 is arranged on the upper end, right side of housing 1, comprise: control panel and be positioned at the control unit of control panel inside, control panel is provided with the display screen for showing indoor temperature, multiple indicator lamp and button, multiple indicator lamp comprises power supply indicator, burner on light and warning lamp, and button comprises for stopping or restarting the start and stop key of electric heater and control button.
Fig. 2 shows the structured flowchart of the control unit in Fig. 1, as shown in Figure 2, control unit comprises: supply module 51, temperature control module 52, control module 53 and power failure protection module 54, supply module 51 is connected with temperature control module 52 and control module 53 respectively, temperature control module 52 is connected with control module 54 and power failure protection module 54 respectively, control button on control panel is connected with control module 53, after pressing control button, control unit moves control work, temperature measurement unit 4 measures the temperature data of heater 3 in real time, and temperature data is sent to temperature control module 52, control module 53 is sent to after temperature control module 52 pairs of temperature datas process, control module 53 is carried out detection and is judged after receiving temperature data, if temperature data exceeds the temperature threshold that control module 53 prestores, then start power failure protection module 54 pairs of heaters 3 and carry out power-off.
Fig. 3 is the circuit theory diagrams of supply module 51 in Fig. 2, and as shown in Figure 3, supply module 51 comprises: the first decompression portion 511 and the second decompression portion 512, first decompression portion 511 are connected with the second decompression portion 512; First decompression portion 511 is connected with civil power (220V), when civil power is after the first decompression portion 511, carry out first time reduced pressure operation, 10V is pumped down to by civil power after first time reduced pressure operation, make voltage drop to 6V after second decompression portion 512 carries out second time step-down, and then form operating voltage.
Particularly, first decompression portion 511 is transformer T, the former limit winding switching civil power of transformer T, the vice-side winding of transformer T is connected the second decompression portion 512 by inductance L 1 with electric capacity C60, second decompression portion 512 is DC voltage reduction module, the input of DC voltage reduction module connects the two ends of electric capacity C60, and the output of DC voltage reduction module connects the two ends of electric capacity C65 and exports, and wherein power end CVCC holds and exports 6V voltage.
As shown in Figure 4, temperature control module 52 in the present embodiment comprises the first photoelectrical coupler T31, the second photoelectrical coupler T32 and the 3rd photoelectrical coupler T33, and T31, T32 are all connected with control module 53 with the output of T33, concrete, the pin 2 of the first photoelectrical coupler T31 is held with CVCC and is connected, pin 3 is connected with control module 53 by resistance R34, be connected with one end of temperature measurement unit 4 after pin 7 is in parallel with pin 8, pin 6 is connected with the other end of temperature measurement unit 4 by resistance R31, pin 5 ground connection; Temperature measurement unit 4 outputs to the first photoelectrical coupler T31 after converting the temperature data of measurement to voltage signal, and the first photoelectrical coupler T31 is input to control module 53 after carrying out electrical isolation to voltage signal; The pin 1 of the second photoelectrical coupler T32 is connected in series with pin 2 by the first relay K A1 and resistance R32, pin 2 ground connection, and pin 4 is held by resistance R35 and CVCC and connected and export control module 53 to; The pin 2 of the 3rd photoelectrical coupler T33 by the second relay K A2 and resistance R33 and pin 3 connected in series, pin 5 ground connection, pin 6 is connected with one end of resistance R36 and control module 53 respectively, pin 7 and pin 8 in parallel after to hold with the other end of resistance R36 and CVCC and be connected.
As shown in Figure 4, control module 53 in the present embodiment comprises single-chip microcomputer U30, the R0 end of single-chip microcomputer U30 connects the pin 3 of the first photoelectrical coupler T31 by resistance R34, RE end is connected the pin 4 of the second photoelectrical coupler T32 respectively with TE end, DI is held the pin 6 of connection the 3rd photoelectrical coupler T33 and is connected pin 7 and the pin 8 of the 3rd photoelectrical coupler T33 by resistance R36, + V end connects CVCC end, VS holds ground connection, A+ end is connected with the control button on control panel with resistance R39 by resistance R38 with B-end, wherein, A+ end is also connected with corresponding transient diode Z32 and Z31 respectively with B-end, transient diode Z32 and Z31 is used for circuit protection.
Single-chip microcomputer U30 in the present embodiment is the single-chip microcomputer of FM8PS53B model, have anti-tamper, the beneficial effects such as low-power consumption, during work, when after the control button that pressing is external, single-chip microcomputer U30 starts to receive temperature data that the first photoelectrical coupler T31 sends and monitors, when temperature data is too high, single-chip microcomputer U30 sends signal to the second photoelectrical coupler T32 and the 3rd photoelectrical coupler T33, control the first relay K A1 and the second relay K A2 to disconnect, heating-stopping apparatus 3 continues heating, below preset value is reached when monitoring temperature data, then closed first relay K A1 and the second relay K A2, heater 3 is heated, therefore safe temperature can be ensured, quality accident can not be there is again because temp-controlling element lost efficacy, safe and reliable, unmanned can be realized.
As shown in Figure 5, the power failure protection module 54 in the present embodiment comprises the first relay K A1 and the second relay K A2, and one end of the first relay K A1 and the second relay K A2 is electrically connected with city, and the other end is connected with heating tube R1 and heating tube R2.
It should be noted that heating tube R1 in the present embodiment and heating tube R2 and heater 3.
After the present invention switches on power, heater 3 automatic operation, the power supply instruction when red on control panel, heating instruction green light, and show indoor actual temperature; Start and stop key need be pressed as need be temporarily stopped or restarting electric heater; When external power superpressure, amber light is bright to be warned, and stops heating.
When carrying out temperature and arranging, press and arrange button, displays temperature glimmers; Press " ↑ " " ↓ " button, set temperature required as required; Press again and button be set, setting completed, dispatch from the factory before temperature adjustment at 28 DEG C, adjustable range is between 0-50 DEG C.
The present invention can realize the detection to heating process, and starting or stoping of optionally carrying out heating according to testing result, and then avoid the damage that the reasons such as voltage, electric current or temperature cause circuit, the generation caused the accident, compared with central heating, point family boiler heating system, one-time investment is few, simple installation, short construction period, cost of labor are low, and directly can add hot-air, without intermediate medium, electric conversion rate is high, have constant temperature, unmanned, intensification rapidly, evenly, the beneficial effect such as noiselessness when running.
The invention also discloses a kind of electric heating system, comprise some anti-explosion electric heating installation, adjacent anti-explosion electric heating installation connects.
According to the difference making land used, can be used alone anti-explosion electric heating installation and heating operation is carried out to a certain space, certainly when the space used is larger, be used alone anti-explosion electric heating installation and can not meet heating to this space, thus, in the present invention, an electric heating system is preferably set, this electric heating system comprises some anti-explosion electric heating installation, and the anti-explosion electric heating installation that is connected connects, like this when the heating that usage space can be undertaken this space by many group anti-explosion electric heating installation more greatly, and then meet the heat supply in this space, certainly due to the difference of space size, the quantity of anti-explosion electric heating installation is also different, the concrete use according to reality needs and determines, in the present invention, this is no longer limited.
These are only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. an anti-explosion electric heating installation, is characterized in that, comprising:
Housing (1), for carrying out integrated support, and prevents internal explosion from causing damage to making land used;
Heater (3), for generation of heat, is arranged on described housing (1) inner;
Radiator window (2), the hot-air for being produced by described heater (3) discharges described housing (1), is arranged on described housing (1);
Temperature measuring equipment (4), for measuring the temperature of described heater (3), is arranged in described housing (1), and is connected with described heater (3);
Control device (5), be connected with described heater (3) and described temperature measuring equipment (4) respectively, for controlling the duty of described heater (3) according to the measurement result of described temperature measuring equipment (4), be arranged on described housing (1);
Wall hanging mechanism, is arranged on described housing (1), for hanging described housing (1); Described housing (1) is made by cold rolled plate, and the thickness of described housing (1) is 1mm, and described housing (1) outer surface is provided with protective layer.
2. anti-explosion electric heating installation as claimed in claim 1, it is characterized in that, described heater (3) comprising:
Heating tube (31), for generation of heat, is arranged in described housing (1);
Some radiating fins (32), the heat for being produced by described heating tube (31) is dispersed in the air in housing (1), heats air, is arranged on described heating tube (31).
3. anti-explosion electric heating installation as claimed in claim 1, it is characterized in that, described control device (5) comprising: control panel and be positioned at the control unit of described control panel inside, and described control panel is provided with control button, described control button is electrically connected with described control unit.
4. anti-explosion electric heating installation as claimed in claim 3, it is characterized in that, described control unit comprises: supply module (51), temperature control module (52), control module (53) and power failure protection module (54), described supply module (51) is connected with described temperature control module (52) and described control module (53) respectively, described temperature control module (52) is connected with described control module (54) and described power failure protection module (54) respectively, described temperature control module (52) is connected with described temperature measuring equipment (4), described power failure protection module (54) is connected with described heater (3).
5. anti-explosion electric heating installation as claimed in claim 4, it is characterized in that, described supply module (51) comprising: the first decompression portion (511) and the second decompression portion (512), and described first decompression portion (511) is connected with described second decompression portion (512).
6. anti-explosion electric heating installation as claimed in claim 4, it is characterized in that, described temperature control module (52) comprising: the first photoelectrical coupler T31, the second photoelectrical coupler T32 and the 3rd photoelectrical coupler T33;
The pin 2 of described first photoelectrical coupler T31 is held with CVCC and is connected, pin 3 is connected with described control module (53) by resistance R34, be connected with one end of described temperature measuring equipment (4) after pin 7 is in parallel with pin 8, pin 6 is connected with the other end of described temperature measuring equipment (4) by resistance R31, pin 5 ground connection; Described temperature measuring equipment (4) outputs to described first photoelectrical coupler T31 after converting the temperature data of measurement to voltage signal, be input to described control module (53) after described first photoelectrical coupler T31 carries out electrical isolation to voltage signal;
The pin 1 of described second photoelectrical coupler T32 is connected in series with pin 2 by the first relay K A1 and resistance R32, pin 2 ground connection, and pin 4 is held by resistance R35 and CVCC and connected and export described control module (53) to;
The pin 2 of described 3rd photoelectrical coupler T33 by the second relay K A2 and resistance R33 and pin 3 connected in series, pin 5 ground connection, pin 6 is connected with one end of resistance R36 and described control module (53) respectively, pin 7 and pin 8 in parallel after to hold with the other end of resistance R36 and CVCC and be connected.
7. anti-explosion electric heating installation as claimed in claim 4, it is characterized in that, described control module (53) comprising: single-chip microcomputer U30, the R0 end of described single-chip microcomputer U30 connects the pin 3 of described first photoelectrical coupler T31 by resistance R34, RE end is connected the pin 4 of described second photoelectrical coupler T32 respectively with TE end, DI end connects the pin 6 of described 3rd photoelectrical coupler T33 also by pin 7 and the pin 8 of the described 3rd photoelectrical coupler T33 of resistance R36 connection, + V the end of described single-chip microcomputer U30 connects CVCC end, the VS of described single-chip microcomputer U30 holds ground connection, described A+ end is connected with the control button on control panel with resistance R39 by resistance R38 with B-end.
8. anti-explosion electric heating installation as claimed in claim 7, it is characterized in that, described single-chip microcomputer U30 is the single-chip microcomputer of FM8PS53B model.
9. anti-explosion electric heating installation as claimed in claim 8, is characterized in that, described A+ end is connected with corresponding transient diode Z32 and Z31 respectively with B-end.
10. an electric heating system, is characterized in that, comprise several as arbitrary in claim 1-9 as described in anti-explosion electric heating installation, adjacent described anti-explosion electric heating installation connects.
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| CN201510608867.XA CN105157089B (en) | 2015-09-23 | 2015-09-23 | A kind of explosion-proof electric heater and electric heating system |
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| CN107449029A (en) * | 2017-07-04 | 2017-12-08 | 广东美的环境电器制造有限公司 | The control device of warmer and there is its warmer |
| CN109915895A (en) * | 2019-02-21 | 2019-06-21 | 上海庄昊电热电器有限公司 | A kind of temperature control is around chip electric heating tube |
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| CN105698391A (en) * | 2016-01-27 | 2016-06-22 | 江苏亿能电气有限公司 | Thermal insulation energy-saving type anti-explosion electric heater |
| CN107449029A (en) * | 2017-07-04 | 2017-12-08 | 广东美的环境电器制造有限公司 | The control device of warmer and there is its warmer |
| CN109915895A (en) * | 2019-02-21 | 2019-06-21 | 上海庄昊电热电器有限公司 | A kind of temperature control is around chip electric heating tube |
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| Publication number | Publication date |
|---|---|
| CN105157089B (en) | 2018-10-30 |
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