CN216930352U

CN216930352U - Electromagnetic heating device

Info

Publication number: CN216930352U
Application number: CN202220400261.2U
Authority: CN
Inventors: 向龙; 冯泽; 丁小飞
Original assignee: Hunan Longxin Water Purification Technology Co ltd
Current assignee: Hunan Longxin Water Purification Technology Co ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-07-08
Anticipated expiration: 2032-02-25

Abstract

The utility model provides an electromagnetic heating device, which relates to the field of water treatment electromagnetic heating devices and comprises a control cabinet, wherein a protective shell is fixedly arranged inside the control cabinet, and an electromagnetic coil is fixedly arranged inside the protective shell. The electromagnetic coil is wound on the heating pipe, the heating pipe generates heat through a high-voltage electromagnetic field, the water is heated through heat conduction, the water is isolated from being directly contacted with the heating coil, the risk of water quality pollution caused by resistance rupture is avoided, the electromagnetic coil is wound on the heating pipe, a 220V alternating current power supply is rectified, filtered and inverted into 25-30KHZ high-frequency alternating current, the high-frequency alternating current is converted into a high-frequency alternating magnetic field, the magnetic field is collided with the heating pipe to be converted into the high-frequency alternating current, the current enables heated equipment to directly generate heat from the inside, heat energy is transferred into water flow through heat transfer when the water flow passes through the heating pipe, the water is heated, and the design of water-electricity separation can avoid the risk caused by resistance rupture by the electric leakage crisis avoided.

Description

Electromagnetic heating device

Technical Field

The utility model relates to the field of water treatment electromagnetic heating devices, in particular to an electromagnetic heating device.

Background

In pure water preparation systems, a sterile water tank is often employed to serve as a bacteriostatic buffer module. After equipment uses a period of time, have the bacterium to breed in the aseptic water tank to lead to the problem in two respects, firstly influence water storage quality of water, secondly influence the quality of water unqualified that supplies away. Therefore, the aseptic water tank needs to be disinfected regularly in the preparation process of pure water at present. The traditional disinfection method is a chemical disinfection method which has chemical residue and needs a large amount of water for flushing.

However, at present, a resistance wire heating method is generally adopted for heat disinfection of the water preparation system at present, namely a method for winding a resistance heating pipe outside a sanitary-grade pipeline. The method has the problems of low energy efficiency (about 30 percent) and high energy consumption. Since the resistance wire heater needs to be in contact with water for heat transfer, a safety design is required to improve safety, which increases design and production costs. And water and electricity separation is not realized at all, certain potential safety hazard has, leads to water direct and resistance contact under the condition of not protecting, can't avoid because of the risk such as quality of water pollution that the resistance breaks and causes in work, and can't avoid risk such as resistance electric leakage in resistance work, finally causes heat energy conversion inefficiency, and contact heating easily causes quality of water pollution, and can't avoid because of the quality of water pollution risk that the resistance breaks and cause. Contact heating is prone to cause electrical leakage risks.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that in the prior art, a resistance wire heating method is commonly adopted for heat disinfection of the water preparation system at present, namely a method for winding a resistance heating pipe outside a sanitary-grade pipeline. The method has the problems of low energy efficiency (about 30 percent) and high energy consumption. Since the resistance wire heater needs to be in contact with water for heat transfer, a safety design is required to improve safety, which increases design and production costs. And water and electricity separation is not realized at all, certain potential safety hazard has, leads to water direct and resistance contact under the condition of not protecting, can't avoid because of the risk such as quality of water pollution that the resistance breaks and causes in work, and can't avoid risk such as resistance electric leakage in resistance work, finally causes heat energy conversion inefficiency, and contact heating easily causes quality of water pollution, and can't avoid because of the quality of water pollution risk that the resistance breaks and cause. The problem of electric leakage risk is easily caused by contact heating, and the electromagnetic heating device is provided.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides an electromagnetic heating device, includes the switch board, the inside fixed mounting of switch board has protecting sheathing, protecting sheathing's inside fixed mounting has solenoid, protecting sheathing's inside fixed mounting has resistance coil, the inboard of protecting sheathing runs through there is the heating pipe, pipeline fixedly connected with reverse osmosis module is passed through at protecting sheathing's top.

Preferably, the top of the reverse osmosis module is connected with a concentrated water discharge port through a pipeline.

Preferably, the top of the reverse osmosis module is fixedly connected with a high-pressure pump through a pipeline.

Preferably, a water inlet is fixedly connected to the side surface of the high-pressure pump.

Preferably, the top of the protective casing is fixedly connected with a control connecting wire, and one end of the control connecting wire is fixedly connected to the inner side of the control cabinet.

Preferably, the bottom of the protective shell is fixedly connected with a sterile water tank through a pipeline.

Compared with the prior art, the utility model has the advantages and positive effects that,

according to the utility model, the heating pipe is wound by the electromagnetic coil, the heating pipe generates heat through a high-voltage electromagnetic field, the water is heated through heat conduction, the water is isolated from being directly contacted with the heating coil, the risk of water quality pollution caused by resistance rupture is avoided, the heating pipe is wound by the electromagnetic coil, the 220V alternating current power supply is rectified, filtered and inverted into 25-30KHZ high-frequency alternating current, the high-frequency alternating current is converted into a high-frequency alternating magnetic field, the magnetic field is collided with the heating pipe and converted into the high-frequency alternating current, the current enables heated equipment to directly generate heat from the inside, and when the water flow passes through the heating pipe, the heat energy is transferred into the water flow through heat transfer, so that the water is heated, and the design of water-electricity separation can avoid the risk caused by resistance rupture.

Drawings

Fig. 1 is a schematic diagram of a distribution structure of an electromagnetic heating device according to the present invention;

fig. 2 is a schematic partial structural diagram of an electromagnetic heating device according to the present invention.

Illustration of the drawings: 1. a water inlet; 2. a high pressure pump; 3. a reverse osmosis module; 4. a concentrated water discharge port; 5. a control cabinet; 6. a control connection line; 7. a protective housing; 8. an electromagnetic coil; 9. heating a tube; 10. a sterile water tank; 11. and a resistance coil.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

Example 1

As shown in fig. 1-2, the present invention provides a technical solution: the utility model provides an electromagnetic heating device, includes switch board 5, and the inside fixed mounting of switch board 5 has protecting sheathing 7, and the inside fixed mounting of protecting sheathing 7 has solenoid 8, and the inside fixed mounting of protecting sheathing 7 has resistance coil 11, and the inboard of protecting sheathing 7 runs through there is heating pipe 9, and pipeline fixedly connected with reverse osmosis module 3 is passed through at the top of protecting sheathing 7.

In this embodiment, through solenoid winding heating pipe, make the heating pipe produce heat and heat water through heat-conduction through high-voltage electromagnetic field, isolated water is direct and heating coil contact, avoids breaking the risk of the water pollution that causes because of the resistance, twines the heating pipe through solenoid and becomes 25-30 KHZ's high frequency alternating current through the alternating current power supply rectification, filtering, the contravariant of 220V. The high-frequency alternating current is converted into a high-frequency alternating magnetic field, the magnetic field touches the heating pipe and is converted into the high-frequency alternating current, and the current directly heats the heated equipment from the inside. When water flows through the heating pipe, heat energy is transferred into the water flow through heat transfer, so that the water is heated. And the design of water and electricity separation can avoid the electric leakage crisis to avoid because of the danger that the resistance breaks and cause, and switch board 5 is a control system for control electromagnetic heating temperature, and solenoid 8 refers to the heating coil that the electromagnetic heating controller combines to use. The method is characterized in that a 220V alternating current power supply is rectified, filtered and inverted into 25-30KHZ high-frequency alternating current through a power electronic technology and an electromagnetic compatibility technology. The high-frequency alternating current is converted into a high-frequency alternating magnetic field, the magnetic field is converted into the high-frequency alternating current when contacting the metal charging barrel, and the high-frequency alternating current directly heats the heated equipment from the inside. The heating device fundamentally solves the problem of low efficiency of heating resistance type electric heating sheets, electric heating rings and the like in a heat conduction mode. The heating efficiency of the device is up to 96 percent, the surface temperature of the charging barrel is reduced to dozens of degrees from hundreds of degrees, meanwhile, the friction heat of the screw can be fully utilized, the energy can be more fully utilized, and the heating pipe 9 is wound by the electromagnetic coil and is converted into 25-30KHZ high-frequency alternating current by rectifying, filtering and inverting a 220V alternating current power supply. The resistance coil 11 is an electric heating device for heating an object by using heat energy generated by joule effect of current flowing through a conductor. Resistance heating can be divided into two broad categories, indirect resistance heating and direct resistance heating. Indirect resistance heating is to make current pass through an electric heating element or a conductive medium, such as a resistance wire, a thermistor (PTC), an electric heating film, etc., so that the electric heating element firstly generates heat, and then indirectly heats a target object by means of heat generated by the electric heating element in a heat conduction, heat convection or heat radiation manner, etc.

Example 2

As shown in fig. 1-2, the top of the reverse osmosis module 3 is connected with a concentrated water discharge port 4 through a pipeline, the top of the reverse osmosis module 3 is connected with a high-pressure pump 2 through a pipeline, the top of the reverse osmosis module 3 is connected with the high-pressure pump 2 through a pipeline, the side of the high-pressure pump 2 is connected with a water inlet 1, the top of the protective casing 7 is fixedly connected with a control connecting line 6, one end of the control connecting line 6 is fixedly connected with the inner side of the control cabinet 5, and the bottom of the protective casing 7 is connected with an aseptic water tank 10 through a pipeline.

In this embodiment, the water inlet 1 is softened water or primary pure water through pretreatment, the concentrated water generated by filtering through the reverse osmosis module 3 is discharged through the concentrated water discharge port 4, the high-pressure pump 2 is a power device for providing power for the water, and the reverse osmosis module 3 is composed of a reverse osmosis membrane and a reverse osmosis membrane shell. The reverse osmosis membrane is an artificial semipermeable membrane with certain characteristics and is made by simulating a biological semipermeable membrane, and is a core component of a reverse osmosis technology. The principle of reverse osmosis is that under the action of the osmotic pressure higher than that of the solution, other substances are separated from water based on the fact that the substances cannot permeate a semipermeable membrane. The reverse osmosis membrane has a very small membrane pore size, and thus can effectively remove dissolved salts, colloids, microorganisms, organic substances, and the like in water. The system has the advantages of good water quality, low energy consumption, no pollution, simple process, simple and convenient operation and the like, the control connecting wire 6 can be used for connecting the control cabinet and the heater, the protective shell 7 can be used for protecting the control cabinet from electric leakage in the heating process, the sterile water tank 10 is a water storage device, the material is 304 stainless steel, and the sterile water tank has the advantages of high tank body strength, light weight, neat appearance, high attractiveness and the like, and the stainless steel has stable physical and chemical properties, no pollution to the water tank, bright and clean and attractive surface and is easy to clean. And the anti-corrosion performance is strong, the sealing performance is good, the shock resistance is large, and the anti-seismic performance is strong.

The working principle of the embodiment is as follows: when using, at first make water get into through water inlet 1, get into reverse osmosis module 3 through high-pressure pump 2 and carry out reverse osmosis filtration, produce water and get into heating pipe 9, switch board 5 passes through 6 control solenoid 8 work of control connection line this moment, make heating pipe 9 heat and make the water heating through the heating pipe through heat-conduction, through 8 work heating of 6 control solenoid of control connection line, the water that makes to get into in protecting sheathing 7 heats, 3 output dense water of reverse osmosis module is discharged from dense water discharge port 4.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. An electromagnetic heating device, comprising a control cabinet (5), characterized in that: the inside fixed mounting of switch board (5) has protecting sheathing (7), the inside fixed mounting of protecting sheathing (7) has solenoid (8), the inside fixed mounting of protecting sheathing (7) has resistance coil (11), the inboard of protecting sheathing (7) runs through there is heating pipe (9), pipeline fixedly connected with reverse osmosis module (3) is passed through at the top of protecting sheathing (7).

2. An electromagnetic heating apparatus according to claim 1, characterized in that: the top of the reverse osmosis module (3) is connected with a concentrated water discharge port (4) through a pipeline.

3. An electromagnetic heating apparatus according to claim 1, characterized in that: the top of the reverse osmosis module (3) is fixedly connected with a high-pressure pump (2) through a pipeline.

4. An electromagnetic heating apparatus according to claim 3, characterized in that: the side surface of the high-pressure pump (2) is fixedly connected with a water inlet (1).

5. An electromagnetic heating apparatus according to claim 1, characterized in that: the top fixedly connected with control connection line (6) of protecting sheathing (7), the one end fixed connection of control connection line (6) is in the inboard of switch board (5).

6. An electromagnetic heating apparatus according to claim 1, characterized in that: the bottom of the protective shell (7) is fixedly connected with a sterile water tank (10) through a pipeline.