CN217635869U

CN217635869U - Geothermal heating system of electromagnetic heating furnace

Info

Publication number: CN217635869U
Application number: CN202221736691.8U
Authority: CN
Inventors: 郑思琦; 季明; 张永; 郭可维
Original assignee: Liaoning Guangyang Heat Exchange Equipment Manufacturing Co ltd
Current assignee: Liaoning Guangyang Heat Exchange Equipment Manufacturing Co ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-10-21
Anticipated expiration: 2032-07-07

Abstract

The utility model relates to an electromagnetic heating furnace geothermol power heating system, include: the system comprises a high-frequency electromagnetic heater, a water supply main pipeline connected with a hot water outlet of the high-frequency electromagnetic heater, a water supply branch control box sequentially installed on the water supply main pipeline, a plurality of floor heating pipelines connected on the water supply branch control box, a return water branch control box installed at the tail end of the plurality of floor heating pipelines, a return water main pipeline connected with the return water branch control box and a cold water inlet of the high-frequency electromagnetic heater, a water supplementing tank pipeline sequentially installed on the return water main pipeline, a circulating water pump, a filter, a return water main control valve and a variable-frequency electromagnetic heating controller; the utility model has the advantages that: the high-frequency electromagnetic heater and the floor heating line are combined, on the basis, for ensuring the heating safety, the variable-frequency electromagnetic heating controller is connected into the floor heating line and is jointly controlled by the high-frequency electromagnetic heater, and the floor heating line is independently controlled by setting the water supply sub-control box and the water return sub-control box according to the characteristics of the floor heating line.

Description

Geothermal heating system of electromagnetic heating furnace

Technical Field

The utility model relates to a heating furnace technical field, concretely relates to electromagnetic heating furnace geothermol power heating system.

Background

At present, the main heating modes in northern China mainly comprise heating modes such as coal, natural gas, electric heating oil, resistance wires, electric heating tubes, electric heating rods and the like. However, the direct-heating electric heating such as electric heating oil, resistance wires, electric heating tubes, electric heating rods and the like has lower efficiency and high cost, and is not suitable for wide popularization, and the heating mode mainly based on coal has the problems of high energy consumption, low energy utilization rate, large carbon dioxide emission, serious environmental pollution and the like. In recent years, although some of the energy is changed into clean energy for heating, such as natural gas, infrared rays and the like, the problems of unreasonable energy utilization, great waste, high operation cost and the like exist, and large-area popularization is difficult.

With the development of the ultrasonic frequency electromagnetic induction heating technology, ultrasonic frequency electromagnetic induction heating equipment is widely applied to the fields of metal smelting and heat treatment, the problems of machine tool guide rail quenching, gear surface quenching and the like are successfully solved by utilizing the skin effect generated by electromagnetic oscillation, namely heat energy surfacing, and meanwhile, the ultrasonic frequency electromagnetic induction heating equipment is increasingly applied to the field of heating due to an efficient electric heat conversion mode. The geothermal heating system of the electromagnetic heating furnace, which can realize the safe heating of the whole house floor heating, is needed urgently.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, the present invention is to provide a geothermal heating system for an electromagnetic heating furnace, which is operated by intelligent control, to overcome the disadvantages of the prior art.

The utility model provides an electromagnetic heating furnace geothermol power heating system, include: the high-frequency electromagnetic heating system comprises a high-frequency electromagnetic heater, a water supply main pipeline connected with a hot water outlet of the high-frequency electromagnetic heater, a water supply branch control box sequentially installed on the water supply main pipeline, a plurality of floor heating pipelines connected on the water supply branch control box, a return water branch control box installed at the tail ends of the plurality of floor heating pipelines, a return water main pipeline connected with a return water branch control box and a cold water inlet of the high-frequency electromagnetic heater, a water replenishing tank pipeline sequentially installed on the return water main pipeline, a circulating water pump, a filter, a return water main control valve and a variable-frequency electromagnetic heating controller installed nearby the high-frequency electromagnetic heater, wherein a main water supply control valve is arranged on the water supply main pipeline, water supply branch valves are arranged between a water outlet of the water supply branch control box and the plurality of floor heating pipelines, return water branch valves are arranged between the return water branch control box and the plurality of floor heating pipelines, the water replenishing tank pipeline is connected with the water replenishing tank, an external drainage pipeline is arranged on the water supply main pipeline, an exhaust valve is installed on the external drainage pipeline, and the variable-frequency electromagnetic heating controller is respectively electrically connected with the high-frequency electromagnetic heater, the circulating water pump, the return water supply branch control valve, the return water supply branch valve, the water supply branch valve and the return water supply branch valve.

As the utility model discloses a preferred, the frequency conversion electromagnetic heating controller includes: the high-frequency electromagnetic heating system comprises a main controller, a power connection end connected with a 220V power supply, a high-frequency electromagnetic heater connected with the power connection end, a fuse, a surge absorber EMI, a current comparator, a bridge rectifier and an inductor which are sequentially connected between the power connection end and the high-frequency electromagnetic heater, wherein the main controller is connected with the high-frequency electromagnetic heater through the surge absorber EMI and the current comparator, the main controller is connected with the high-frequency electromagnetic heater through a shock loop module, a driving loop module, an IGBT module and the high-frequency electromagnetic heater sequentially, a temperature adjusting module of the main controller is connected with a temperature sensor on a floor heating pipeline, a temperature adjusting module of the main controller is connected with a temperature sensor on the high-frequency electromagnetic heater, a power adjusting module of the main controller is connected with a power adjusting module of the current comparator, and the shock loop module is connected with the temperature sensor.

As the utility model discloses a preferred, high frequency electromagnetic heater includes induction coil, galvanized pipe section heat accumulation inner tube, heat preservation and suit at the protection box on induction coil, galvanized pipe section heat accumulation inner tube, heat preservation, the one end and the cold water entry linkage of galvanized pipe section heat accumulation inner tube, the other end and hot water exit linkage.

The utility model has the advantages and positive effects that:

1. the utility model discloses use high frequency electromagnetic heater and the circuit that warms up jointly, for guaranteeing the heating security on this basis, insert variable frequency electromagnetic heating controller and warm up circuit and high frequency electromagnetic heater joint control to according to the characteristic of the pipeline that warms up through setting up the mode that supplies water branch accuse case and return water branch accuse case joint control, realize warming up the pipeline single control.

2. The utility model discloses a but according to the characteristic of high frequency electromagnetic heater rapid heating water, increase circulating water pump on the wet return way for electromagnetic heating furnace geothermol power heating system's whole heat exchange efficiency is better, and has stable performance, using electricity wisely, long service life's advantage.

Drawings

Other objects and results of the invention will become more apparent and readily appreciated by reference to the following description taken in conjunction with the accompanying drawings, and as the invention becomes more fully understood. In the drawings:

fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 shows a schematic diagram of a variable frequency electromagnetic heating controller according to an embodiment of the present invention.

Fig. 3 is a schematic view of the overall structure of the high-frequency electromagnetic heater in the embodiment of the present invention.

Description of the drawings: the system comprises a high-frequency electromagnetic heater 1, a water supply main pipeline 2, a water supply branch control box 3,

floor heating pipelines

4 and 5, a water return branch control box 6, a water return main pipeline 7, a water supply box pipeline 8, a water supply box 9, a circulating water pump 10, a filter 11, a water return main control valve 12, a main water supply control valve 13, a water supply branch valve 14, a water return branch valve 15, an external exhaust pipeline 16, an exhaust valve 17, a main controller 18, a power connection end 19, a fuse 20, a surge absorber EMI21, a current transformer 22, a bridge rectifier 23, an inductor 24, a transformer 25, an oscillation loop module 26, a driving loop module 27, an IGBT module 28, a temperature adjusting module 29, a power adjusting module 30, a voltage sensor 31, and

temperature sensors

32 and 33.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more embodiments. It may be evident, however, that such embodiment(s) may be practiced without these specific details. In other instances, well-known structures and devices are shown in block diagram form in order to facilitate describing one or more embodiments.

Fig. 1-3 show the overall structure schematic according to an embodiment of the present invention.

As shown in FIG. 1, the embodiment of the utility model provides an electromagnetic heating furnace geothermol power heating system, include: the system comprises a high-frequency electromagnetic heater 1, a water supply main pipeline 2, a water supply sub-control box 3,

floor heating pipelines

4 and 5, a return water sub-control box 6, a return water main pipeline 7, a water supplementing box pipeline 8, a water supplementing box 9, a circulating water pump 10, a filter 11, a return water main control valve 12, a main water supply control valve 13, a water supply sub-valve 14, a return water sub-valve 15, an external exhaust pipeline 16 and an exhaust valve 17. A hot water outlet in the high-frequency electromagnetic heater 1 is connected with a water supply main pipeline 2, a water inlet of a group of water supply branch control boxes 3 is connected with a water outlet at the tail end of the water supply main pipeline 2, branch control pipelines are arranged in the water supply branch control boxes 3, and the branch control pipelines can change the flow rate and the circulation time of subsequent water supply. Two water outlets of the water supply sub-control box 3 are respectively connected with the head ends of the

floor heating pipelines

4 and 5, the tail ends of the

floor heating pipelines

4 and 5 are connected with two water inlets of the return water sub-control box 6, and the water outlet of the return water sub-control box 6 is connected with the cold water inlet of the high-frequency electromagnetic heater through a return water main pipeline 7. A return water main control valve 12, a filter 11, a circulating water pump 10 and a water replenishing tank pipeline 8 are sequentially installed on the return water main pipeline 7 from left to right, the return water main control valve 12 is used for controlling the on-off and flow of the whole return water of the system pipeline, the filter 11 is used for filtering impurities in the

floor heating pipelines

4 and 5, the circulating water pump 10 is used for driving cold water to flow back and increasing the whole circulation efficiency, and the water replenishing tank 9 connected with the water replenishing tank pipeline 8 can replenish water for the whole system. The main water supply control valve 13 is installed on the main water supply pipeline 2, and the main water supply control valve 13 is used for controlling the on-off and flow of water supply of the system pipeline. The water supply branch valve 14 is installed at the head end position of the

floor heating pipelines

4 and 5 close to the water outlet of the water supply branch control box 3, and the water supply branch valve 14 controls the on-off and flow of water supply of the

floor heating pipelines

4 and 5. The water return branch control box 6 is provided with a water return branch control box, a water return branch control box and an external drainage pipeline, wherein the water return branch control box is provided with a water return branch valve 15, the external drainage pipeline 16 is arranged at the position of an outlet of the water supply main pipeline 2, and the external drainage pipeline 16 is provided with an exhaust valve 17. The variable frequency electromagnetic heating controller is respectively electrically connected with the high frequency electromagnetic heater 1, the circulating water pump 10, the filter 11, the backwater main control valve 12, the main water supply control valve 13, the water supply branch valve 14 and the backwater branch valve 15, the variable frequency electromagnetic heating controller can control the opening and closing and heating modes of the high frequency electromagnetic heater 1, can also control the opening and closing of the circulating water pump 10 and the filter 11, can also control the opening and closing and flow control of the backwater main control valve 12, the main water supply control valve 13, the water supply branch valve 14 and the backwater branch valve 15, and can also control the opening and closing of each sensor on a pipeline and receive the detection information of each sensor.

As shown in fig. 2, the variable frequency electromagnetic heating controller in the present embodiment includes: the high-frequency electromagnetic heating system comprises a main controller 18 (a main control IC), a power connection end 19 connected with a 220V power supply, a high-frequency electromagnetic heater 1 connected with the power connection end 19, a fuse 20, a surge absorber EMI21, a current comparator 22, a bridge rectifier 23 and an inductor 24 which are sequentially connected between the power connection end 19 and the high-frequency electromagnetic heater 1, wherein a transformer 25 is connected between the surge absorber EMI21 and the current comparator 22, the main controller 18 is connected with the high-frequency electromagnetic heater 1 sequentially through an oscillation loop module 26, a driving loop module 27 and an IGBT module 28 (insulated gate bipolar transistor), a temperature adjusting module 29 of the main controller 18 is connected with temperature sensors 32 on

floor heating pipelines

4 and 5, a temperature adjusting module 29 of the main controller 18 is connected with a temperature sensor 33 on the high-frequency electromagnetic heater 1, a power adjusting module 30 of the main controller 18 is connected with a voltage sensor 31 on the high-frequency electromagnetic heater 1, the current comparator 22 is connected with the power adjusting module 30 of the main controller 18, and the oscillation loop module 26 is connected with the temperature sensor 33. The oscillation loop module 26 employs a multivibrator. The driving circuit module 27 is an intermediate circuit for amplifying (i.e. amplifying the signal of the control circuit to drive the power transistor), and is also called a driving circuit. In particular, an electric coupler may be used.

As shown in fig. 3, the high-frequency electromagnetic heater 1 in this embodiment includes an induction coil 101, a galvanized pipe section heat storage inner cylinder 102, an insulating layer 103, and a protective box 4 sleeved on the induction coil 1, the galvanized pipe section heat storage inner cylinder 2, and the insulating layer 3, wherein one end of the galvanized pipe section heat storage inner cylinder 2 is connected to a cold water inlet, and the other end is connected to a hot water outlet. The principle of the frequency converter in the high-frequency electromagnetic heater 1 is an electric energy control device which converts a power frequency power supply into another frequency by utilizing the on-off action of a power semiconductor device. The frequency converter mainly adopts an AC-DC-AC mode, firstly converts a power frequency AC power supply into a DC power supply through a rectifier, and then converts the DC power supply into an AC power supply with controllable frequency and voltage to supply to the motor. The circuit of the frequency converter generally consists of 4 parts of rectification, intermediate direct current link, inversion and control. The rectification part is a three-phase bridge type uncontrollable rectifier, the inversion part is an IGBT three-phase bridge type inverter and outputs PWM waveforms, and the middle direct current link is filtering, direct current energy storage and reactive power buffering.

The working principle is as follows: provide the hot water through electromagnetic heating for supplying water main line 2 through high frequency electromagnetic heater 1, supply water main line 2 through supply water branch accuse case 3 with hot water transport to

ground heating pipeline

4, 5, ground heating pipeline 4, hot water in 5 carries out the heat exchange for the heating source ground, cold water after the exchange imports to return water branch accuse case 6, return water branch accuse case 6 carries cold water to high frequency electromagnetic heater 1 reheating through return water main line 7, wherein, the break-make and the flow control of each pipeline can be realized through frequency conversion electromagnetic heating controller, and, through return water branch accuse case 6 and the combination ground heating pipeline 4 of moisturizing tank pipeline 8, supply moisture valve 14 on the 5, return water branch valve 15, can realize ground heating pipeline 4, the accurate control and the safety protection of 5.

The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. An electromagnetic heating furnace geothermal heating system, comprising: a high-frequency electromagnetic heater, characterized by further comprising: the high-frequency electromagnetic heating system comprises a water supply main pipeline connected with a hot water outlet of a high-frequency electromagnetic heater, a water supply branch control box sequentially installed on the water supply main pipeline, a plurality of floor heating pipelines connected to the water supply branch control box, a return water branch control box installed at the tail ends of the plurality of floor heating pipelines, a return water main pipeline connected with a return water branch control box and a cold water inlet of the high-frequency electromagnetic heater, a water replenishing tank pipeline sequentially installed on the return water main pipeline, a circulating water pump, a filter, a return water main control valve and a variable-frequency electromagnetic heating controller installed near the high-frequency electromagnetic heater, wherein the water supply main pipeline is provided with a main water supply control valve, water supply branch valves are arranged between a water outlet of the water supply branch control box and the plurality of floor heating pipelines, return water branch valves are arranged between the return water branch control box and the plurality of floor heating pipelines, the water replenishing tank pipeline is connected with the water replenishing tank, an external drainage pipeline is arranged on the water supply main pipeline, an exhaust valve is installed on the external drainage pipeline, and the variable-frequency electromagnetic heating controller is respectively electrically connected with the high-frequency electromagnetic heater, the circulating water pump, the filter, the return water main control valve, the main water supply branch valves and the return water supply branch valves are electrically connected with the high-frequency electromagnetic heating controller.

2. The geothermal heating system of an electromagnetic heating furnace of claim 1, wherein the variable frequency electromagnetic heating controller comprises: the high-frequency electromagnetic heating system comprises a main controller, a power connection end connected with a 220V power supply, a high-frequency electromagnetic heater connected with the power connection end, a fuse, a surge absorber EMI, a current comparator, a bridge rectifier and an inductor which are sequentially connected between the power connection end and the high-frequency electromagnetic heater, wherein the main controller is connected with the high-frequency electromagnetic heater through the surge absorber EMI and the current comparator, the main controller is connected with the high-frequency electromagnetic heater through a shock loop module, a driving loop module, an IGBT module and the high-frequency electromagnetic heater sequentially, a temperature adjusting module of the main controller is connected with a temperature sensor on a floor heating pipeline, a temperature adjusting module of the main controller is connected with a temperature sensor on the high-frequency electromagnetic heater, a power adjusting module of the main controller is connected with a power adjusting module of the current comparator, and the shock loop module is connected with the temperature sensor.

3. The geothermal heating system of the electromagnetic heating furnace according to claim 1, wherein the high-frequency electromagnetic heater comprises an induction coil, a galvanized pipe section heat storage inner cylinder, a heat preservation layer and a protective box body sleeved on the induction coil, the galvanized pipe section heat storage inner cylinder and the heat preservation layer, one end of the galvanized pipe section heat storage inner cylinder is connected with the cold water inlet, and the other end of the galvanized pipe section heat storage inner cylinder is connected with the hot water outlet.