Air-cooled explosion-proof electromagnetic heater

Abstract

The utility model discloses an air-cooled explosion-proof electromagnetic heater which comprises a control cabinet body, an electromagnetic heating module, an air-conditioning cooling module, an operation control module and a monitoring protection module are respectively installed in the control cabinet body, a thermocouple probe is installed on the electromagnetic heating module, and a thermocouple is installed on the thermocouple probe. The air conditioner cooling module comprises an air compressor, a condenser and a cold air discharge pipeline, the operation control module comprises a power supply control switch, a start control button, a stop control button and an operation parameter control panel, and the monitoring protection module comprises a temperature monitoring sensor and a fault alarm. The electromagnetic heating mode is adopted to replace a traditional resistance heating wire, the heating speed is high, the structure is simple, the heat conversion efficiency is high, temperature control is accurate, open fire potential safety hazards do not exist, more energy is saved, safety and reliability are achieved, and the service life is long.

Description

Technical Field

[0001] The utility model relates to the technical field of electromagnetic heating, in particular to an air-cooled explosion-proof electromagnetic heater. Background Art

[0002] Air-cooled explosion-proof electromagnetic heaters are suitable for explosion-proof use in some conventional flammable and explosive gas environments, such as methane, ethane, petroleum, hydrogen sulfide, etc. They are widely used in petrochemical, metal calcination, and industrial manufacturing fields, and are a necessary step in their production process. Most of the heaters currently used use resistance heating wires as the heat source, which have a short service life and pose a great safety hazard. At the same time, the heat source conversion efficiency is low, and there is a risk of open flames, and safety protection is also more complicated.

[0003] Therefore, the market is in urgent need of developing a new type of air-cooled explosion-proof electromagnetic heater to solve the above-mentioned technical problems. Utility Model Content

[0004] The purpose of the utility model is to provide an air-cooled explosion-proof electromagnetic heater to solve the problems raised in the above background technology that the heaters currently used mostly use resistance heating wires as the heat source, have a short service life, have great safety hazards, have low heat source conversion efficiency, have the hazard of open flames, and have complicated safety protection.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an air-cooled explosion-proof electromagnetic heater, comprising a control cabinet body, wherein an electromagnetic heating module, an air-conditioning cooling module, an operation control module and a monitoring and protection module are respectively installed inside the control cabinet body, a thermocouple probe is installed on the electromagnetic heating module, the air-conditioning cooling module comprises an air compressor, a condenser and a cold air exhaust pipe, the operation control module comprises a power control switch, a start control button, a stop control button and an operation parameter control panel, and the monitoring and protection module comprises a temperature monitoring sensor and a fault alarm.

[0006] Preferably, the thermocouple probe is electrically connected to an electromagnetic induction heating body arranged outside the control cabinet.

[0007] Preferably, the power control switch is connected to the electrical components inside the control cabinet through a wire.

[0008] Preferably, the temperature monitoring sensor and the fault alarm are electrically connected.

[0009] Preferably, the air compressor is sealedly connected to the condenser through a pipeline, and the condenser is connected to the interior of the control cabinet through a cold air discharge pipe.

[0010] Preferably, a sealed cabinet door is provided on the front end surface of the control cabinet body, and a supporting base is installed at the bottom of the control cabinet body.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] (1) The utility model adopts electromagnetic heating to replace the traditional resistance heating wire, which has fast heating speed, simple structure, high heat conversion efficiency, precise temperature control, and no open flame safety hazard. It is more energy-saving, safe, reliable and has a long service life, avoiding the problem of open flame in traditional heating methods that easily causes safety hazards;

[0013] (2) Since the explosion-proof performance requires that the heater be placed in the closed space of the control cabinet, the heat generated by the heater is automatically circulated and cooled by the matching cooling air conditioner to achieve a good heat dissipation effect;

[0014] (3) The operation control module is composed of power control, start / stop control, and heater operation parameter setting. Through intelligent automatic operation control, it has the advantage of convenient operation control. The monitoring and protection module includes a fault alarm and a temperature monitoring sensor. The temperature monitoring sensor can be used to monitor the internal temperature of the control cabinet in real time. When the internal temperature is too high, the fault alarm will sound an alarm in time to remind the operator to turn on the air conditioning cooling module for timely cooling. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a left view of the utility model;

[0016] Figure 2 This is a schematic diagram of the internal installation structure of the utility model;

[0017] Figure 3 It is a right side view of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the air conditioning cooling module of the utility model;

[0019] Figure 5 This is a schematic diagram of the structure of the operation control module of the utility model;

[0020] Figure 6 This is a schematic diagram of the structure of the monitoring and protection module of the utility model;

[0021] Figure 7 This is a schematic diagram of the structure of the electromagnetic heating module of the present utility model.

[0022] In the figure: 1. Control cabinet body; 2. Sealed cabinet door; 3. Support base; 4. Electromagnetic heating module; 5. Air conditioning cooling module; 6. Operation control module; 7. Monitoring and protection module; 8. Cold air discharge pipe; 9. Condenser; 10. Air compressor; 11. Power control switch; 12. Start control button; 13. Stop control button; 14. Operation parameter control panel; 15. Fault alarm; 16. Temperature monitoring sensor; 17. Thermocouple probe. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] See also Figure 1-7 The utility model provides an embodiment: an air-cooled explosion-proof electromagnetic heater, comprising a control cabinet body 1, wherein an electromagnetic heating module 4, an air conditioning cooling module 5, an operation control module 6 and a monitoring and protection module 7 are respectively installed inside the control cabinet body 1, a thermocouple probe 17 is installed on the electromagnetic heating module 4, the air conditioning cooling module 5 comprises an air compressor 10, a condenser 9 and a cold air discharge pipe 8, the operation control module 6 comprises a power control switch 11, a start control button 12, a stop control button 13 and an operation parameter control panel 14, and the monitoring and protection module 7 comprises a temperature monitoring sensor 16 and a fault alarm 15.

[0025] Furthermore, the thermocouple probe 17 is electrically connected to the electromagnetic induction heating body arranged outside the control cabinet body 1, and the thermocouple probe 17 facilitates external temperature monitoring and feedback, thereby facilitating the electromagnetic induction heating body to perform electromagnetic heating operations.

[0026] Furthermore, the power control switch 11 is connected to the electrical components inside the control cabinet body 1 through a wire, which has the advantages of convenient switch control and high intelligence.

[0027] Furthermore, the temperature monitoring sensor 16 and the fault alarm 15 are electrically connected, and the temperature monitoring sensor 16 can be used to monitor the internal temperature of the control cabinet in real time. When the internal temperature is too high, the fault alarm 15 will promptly sound an alarm, thereby achieving a timely warning effect.

[0028] Furthermore, the air compressor 10 is sealedly connected to the condenser 9 through a pipeline, and the condenser 9 is connected to the interior of the control cabinet body 1 through the cold air discharge pipe 8, so that the air conditioning cooling module 5 can be turned on in time to cool the interior of the control cabinet body 1.

[0029] Furthermore, a sealed cabinet door 2 is provided on the front end surface of the control cabinet body 1 , and a supporting base 3 is installed on the bottom of the control cabinet body 1 , which can conveniently support and stabilize the bottom of the control cabinet body 1 .

[0030] Working principle: When in use, the interior of the control cabinet body 1 is respectively installed with an electromagnetic heating module 4, an air conditioning cooling module 5, an operation control module 6 and a monitoring and protection module 7. A thermocouple probe 17 is installed on the electromagnetic heating module 4. The thermocouple probe 17 is electrically connected to the electromagnetic induction heating body arranged outside the control cabinet body 1. The thermocouple probe 17 is convenient for external temperature monitoring and feedback, so as to facilitate the electromagnetic induction heating body to perform electromagnetic heating operations. The air conditioning cooling module 5 includes an air compressor 10, a condenser 9 and a cold air discharge pipe 8. The air compressor 10 is sealed and connected to the condenser 9 through a pipeline. The condenser 9 is connected to the interior of the control cabinet body 1 through the cold air discharge pipe 8, so that the air conditioning cooling module 5 can be opened in time to cool the interior of the control cabinet body 1. The operation control module 6 includes a power control The switch 11, the start control button 12, the stop control button 13 and the operating parameter control panel 14 are controlled by intelligent automatic operation and have the advantage of convenient operation and control. The monitoring and protection module 7 includes a temperature monitoring sensor 16 and a fault alarm 15. The temperature monitoring sensor 16 and the fault alarm 15 are electrically connected. The temperature monitoring sensor 16 can be used to monitor the internal temperature of the control cabinet in real time. When the internal temperature is too high, the fault alarm 15 will promptly sound an alarm to achieve a timely early warning effect. The device adopts electromagnetic heating to replace the traditional resistance heating wire, with fast heating speed, simple structure, high heat conversion efficiency, precise temperature control, and no open flame safety hazards. It is more energy-saving, safe, reliable and has a long service life, avoiding the problem of open flames in traditional heating methods that easily cause safety hazards.

[0031] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0032] The standard parts used in this application document can all be purchased from the market, and the specific connection methods of each part are connected by conventional means such as mature bolts, rivets, welding, etc. in the prior art. In addition, the machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, so no specific description is given here.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An air-cooled explosion-proof electromagnetic heater, comprising a control cabinet body (1), characterized in that: The control cabinet body (1) is provided with an electromagnetic heating module (4), an air conditioning cooling module (5), an operation control module (6) and a monitoring and protection module (7) respectively. The electromagnetic heating module (4) is provided with a thermocouple probe (17). The air conditioning cooling module (5) comprises an air compressor (10), a condenser (9) and a cold air discharge pipe (8). The operation control module (6) comprises a power control switch (11), a start control button (12), a stop control button (13) and an operation parameter control panel (14). The monitoring and protection module (7) comprises a temperature monitoring sensor (16) and a fault alarm (15).

2. The air-cooled explosion-proof electromagnetic heater according to claim 1, characterized in that: The thermocouple probe (17) is electrically connected to an electromagnetic induction heating body arranged outside the control cabinet body (1).

3. The air-cooled explosion-proof electromagnetic heater according to claim 1, characterized in that: The power control switch (11) is connected to the electrical components inside the control cabinet body (1) via a wire.

4. The air-cooled explosion-proof electromagnetic heater according to claim 1, characterized in that: The temperature monitoring sensor (16) and the fault alarm (15) are electrically connected.

5. The air-cooled explosion-proof electromagnetic heater according to claim 1, characterized in that: The air compressor (10) is sealedly connected to the condenser (9) via a pipeline, and the condenser (9) is connected to the interior of the control cabinet body (1) via a cold air discharge pipeline (8).

6. The air-cooled explosion-proof electromagnetic heater according to claim 1, characterized in that: A sealed cabinet door (2) is provided on the front end surface of the control cabinet body (1), and a supporting base (3) is installed on the bottom of the control cabinet body (1).

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