CN204388340U - A kind of safety-type microwave hot water control system - Google Patents
A kind of safety-type microwave hot water control system Download PDFInfo
- Publication number
- CN204388340U CN204388340U CN201520006323.1U CN201520006323U CN204388340U CN 204388340 U CN204388340 U CN 204388340U CN 201520006323 U CN201520006323 U CN 201520006323U CN 204388340 U CN204388340 U CN 204388340U
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- China
- Prior art keywords
- water tank
- power controller
- safety
- control system
- microwave applicator
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of safety-type microwave hot water control system, comprise water tank (1), microwave applicator (3), power controller (2) and water tank drain pan; Water tank drain pan is arranged on the bottom of water tank; Power controller is fixed in water tank drain pan; Power controller is connected with microwave applicator; The magnetron for generating heat is provided with in microwave applicator; The heating cavity (4) of microwave applicator extend into water tank from the base plate of water tank; The outside of heating cavity is coated with one deck can through the gauze screen of liquid; The pipeline (6) that the bottom of water tank is provided with circulating pump (7) and docks with circulation delivery side of pump; Pipeline is equidistantly provided with multiple jet pipe (5).The inwall of water tank is provided with at least one temperature sensor (8); Transformer, rectifier, PID controller, pwm pulse output circuit and relay is integrated with in described power controller.This safety-type microwave hot water control system has automatic temperature control function, and convection effects is good.
Description
Technical field
The utility model relates to a kind of safety-type microwave hot water control system.
Background technology
Existing safety-type microwave hot water supply system, lacks temperature control circuit, therefore, cannot accomplish that water temperature is constant, and lack convection device, rely on free convection transferring heat, the thermal efficiency is lower, therefore, is necessary to design a kind of brand-new safety-type microwave hot water control system.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of safety-type microwave hot water control system, and this safety-type microwave hot water control system has automatic temperature control function, and convection effects is good.
The technical solution of utility model is as follows:
A kind of safety-type microwave hot water control system, comprises water tank (1), microwave applicator (3), power controller (2) and water tank drain pan; Water tank drain pan is arranged on the bottom of water tank; Power controller is fixed in water tank drain pan; Power controller is connected with microwave applicator; The magnetron for generating heat is provided with in microwave applicator; The heating cavity (4) of microwave applicator extend into water tank from the base plate of water tank; The outside of heating cavity is coated with one deck can through the gauze screen of liquid;
The pipeline (6) that the bottom of water tank is provided with circulating pump (7) and docks with circulation delivery side of pump; Pipeline is first-class
Spacing is provided with multiple jet pipe (5).
The inwall of water tank is provided with at least one temperature sensor (8); Temperature sensor is connected with power controller.
Described pipeline is equidistantly provided with 8 jet pipes.
Described power controller is PID temperature controller.
Transformer, rectifier, PID controller, pwm pulse output circuit and relay is integrated with in described power controller;
The input side joint 220V civil power of transformer, the output side joint rectifier of transformer; The outlet side of rectifier is that microwave applicator is powered through relay; The input jointing temp sensor of PID controller, the output termination pwm pulse output circuit of PID controller, relay is controlled by pwm pulse output circuit.
PID controller is existing conventional control device.Microwave applicator and water tank bottom carry out sealing, and water enters heating cavity by gauze screen.Due to the existence of gauze screen, can arrive microwave and shield, security is good.
Beneficial effect:
Safety-type microwave hot water control system of the present utility model, water tank bottom is provided with the forced convection device be made up of circulating pump, pipeline and multiple jet pipe, and convection effects is good, and heat-transfer effect is good.
In addition, adopt based on PID controller and PWM circuit for generating attemperating unit, can effective guarantee water temperature constant, rapidly, and high insulating effect, saves energy consumption in heating.
Accompanying drawing explanation
Fig. 1 is the general structure schematic diagram of safety-type microwave hot water control system;
Fig. 2 is control circuit block diagram.
Label declaration: 1-water tank, 2-power controller, 3-microwave applicator, 4-heating cavity, 5-jet pipe, 6-pipeline, 7-circulating pump, 8-temperature sensor.
Detailed description of the invention
Below with reference to the drawings and specific embodiments, the utility model is described in further details:
Embodiment 1:
As Fig. 1-2, a kind of safety-type microwave hot water control system, comprises water tank 1, microwave applicator 3, power controller 2 and water tank drain pan; Water tank drain pan is arranged on the bottom of water tank; Power controller is fixed in water tank drain pan; Power controller is connected with microwave applicator; The magnetron for generating heat is provided with in microwave applicator; The heating cavity 4 of microwave applicator extend into water tank from the base plate of water tank; The outside of heating cavity is coated with one deck can through the gauze screen of liquid;
The pipeline 6 that the bottom of water tank is provided with circulating pump 7 and docks with circulation delivery side of pump; On pipeline equidistantly
Be provided with multiple jet pipe 5.
The inwall of water tank is provided with at least one temperature sensor 8; Temperature sensor is connected with power controller.
Described pipeline is equidistantly provided with 8 jet pipes.
Described power controller is PID temperature controller.
Transformer, rectifier, PID controller, pwm pulse output circuit and relay is integrated with in described power controller;
The input side joint 220V civil power of transformer, the output side joint rectifier of transformer; The outlet side of rectifier is that microwave applicator is powered through relay; The input jointing temp sensor of PID controller, the output termination pwm pulse output circuit of PID controller, relay is controlled by pwm pulse output circuit.
Circuit working process: transformer is by after civil power transformation, direct current is transferred to through rectifier, PID controller exports controlled quentity controlled variable (dutycycle of pwm pulse) based on feedback temperature signal and set temperature value, the break-make of pwm pulse control relay is produced by pwm pulse output circuit, when relay is connected, rectifier is that microwave applicator is powered, when relay disconnects, microwave applicator does not work, control the watt level of microwave applicator based on make-and-break time (dutycycle), namely reach the object of the height of temperature.
During microwave applicator work, circulating pump is also opened, and implements active convective.
Claims (4)
1. a safety-type microwave hot water control system, is characterized in that, comprises water tank (1), microwave applicator (3), power controller (2) and water tank drain pan; Water tank drain pan is arranged on the bottom of water tank; Power controller is fixed in water tank drain pan; Power controller is connected with microwave applicator; The magnetron for generating heat is provided with in microwave applicator; The heating cavity (4) of microwave applicator extend into water tank from the base plate of water tank; The outside of heating cavity is coated with one deck can through the gauze screen of liquid;
The pipeline (6) that the bottom of water tank is provided with circulating pump (7) and docks with circulation delivery side of pump; Pipeline is equidistantly provided with multiple jet pipe (5);
The inwall of water tank is provided with at least one temperature sensor (8); Temperature sensor is connected with power controller.
2. safety-type microwave hot water control system according to claim 1, is characterized in that, described pipeline is equidistantly provided with 8 jet pipes.
3. the safety-type microwave hot water control system according to any one of claim 1-2, is characterized in that, described power controller is PID temperature controller.
4. the safety-type microwave hot water control system according to any one of claim 1-2, is characterized in that, is integrated with transformer, rectifier, PID controller, pwm pulse output circuit and relay in described power controller;
The input side joint 220V civil power of transformer, the output side joint rectifier of transformer; The outlet side of rectifier is that microwave applicator is powered through relay; The input jointing temp sensor of PID controller, the output termination pwm pulse output circuit of PID controller, relay is controlled by pwm pulse output circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520006323.1U CN204388340U (en) | 2015-01-06 | 2015-01-06 | A kind of safety-type microwave hot water control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520006323.1U CN204388340U (en) | 2015-01-06 | 2015-01-06 | A kind of safety-type microwave hot water control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204388340U true CN204388340U (en) | 2015-06-10 |
Family
ID=53361054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520006323.1U Expired - Fee Related CN204388340U (en) | 2015-01-06 | 2015-01-06 | A kind of safety-type microwave hot water control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204388340U (en) |
-
2015
- 2015-01-06 CN CN201520006323.1U patent/CN204388340U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 Termination date: 20180106 |