CN207486932U - A kind of electrothermal negative-pressure steam boiler heating system - Google Patents
A kind of electrothermal negative-pressure steam boiler heating system Download PDFInfo
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- CN207486932U CN207486932U CN201721546355.6U CN201721546355U CN207486932U CN 207486932 U CN207486932 U CN 207486932U CN 201721546355 U CN201721546355 U CN 201721546355U CN 207486932 U CN207486932 U CN 207486932U
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Abstract
The utility model belongs to heat supply process field, and in particular to a kind of electrothermal negative-pressure steam boiler heating system, including control unit, indoor detection unit, steam generator unit, negative-pressure cyclic unit and power supply unit;The utility model is the heating system using negative pressure Low Temperature Steam as heating agent, the temperature of steam can be rapidly changed by adjusting air pressure, with the reduction of negative pressure pressure, the vapourizing temperature of water persistently reduces, it is heated with realizing using the heating agent of various temperature, make it possible accurate temperature control, break the technology prejudice of heating temperature control delay of response;The utility model can realize water level detection and water supplement function, computer heating control function, negative-pressure cyclic system control function, peak and low valley electricity consumption adjustment function and heating period reservation function automatically.
Description
Technical field
The utility model belongs to heat supply process field, and in particular to a kind of electrothermal negative-pressure steam boiler heating system.
Technical background
Atmospheric environment protection is concerning basic benefit of the people, concerning economic sustainable and healthy development.Currently, China's air
The situation is tense for pollution, the regional atmospheric environment of pollutant characterized by pellet (PM10), fine particle (PM2.5)
Problem becomes increasingly conspicuous, and damages body health of people, influences social harmony stabilization.As China industrializes, the depth of urbanization
Enter to promote, energy consumption continues to increase, and prevention and control of air pollution pressure continues to increase.Since winter, China
The lasting heating of north heating, the energy consumption and the atmospheric conditions of unfavorable diffusion increased suddenly so that the difficulty snow of prevention and control of air pollution
Upper plus frost.For this purpose, governments at all levels are increased to industrial enterprise's atmosphere pollution comprehensive treatment dynamics, coal-fired arcola is renovated comprehensively.Add
It is fast to promote central heating, " coal changes gas ", " coal changes electricity " engineering construction, by 2017, in addition to necessary reservation, ground level and more than
10 steaming tons and following coal-burning boiler per hour are eliminated in completed region of the city substantially, forbid the fire coal below newly-built 20 steaming tons per hour
Boiler;Other areas no longer create the coal-burning boiler below 10 steaming tons per hour in principle.It cannot be covered in heat supply gas transmission pipeline net work
Area, use electricity, new energy or Filter Tuber For Clean Coal instead, promote and apply high-efficient energy-saving environment protection boiler.
The purpose of this utility model is for the not covered area of heating network, using electric energy heating, in condition of negative pressure
Down so that a small amount of water becomes Low Temperature Steam and enters heating pipeline, achieve the purpose that heat supply.
Invention content
For above-mentioned technical problem, the utility model provides a kind of electrothermal negative-pressure steam boiler heating system.
A kind of electrothermal negative-pressure steam boiler heating system, including control unit, indoor detection unit, steam generator list
Member, negative-pressure cyclic unit and power supply unit;Wherein, control unit respectively with indoor detection unit, steam generator unit, negative pressure
Cycling element is connected with power supply unit;Steam generator unit is connect with negative-pressure cyclic unit;The negative-pressure cyclic unit includes
Steam-water separator, the first vacuum pump, gas-liquid cycle pump, emptying mechanism, steam circulation pipeline and radiator;Wherein, steam circulation
Pipeline connects steam generator unit with radiator, the first vacuum pump, steam-water separator, gas-liquid cycle pump;
The radiator and indoor detection unit are set in Heating Room, described control unit, steam generator unit,
Negative-pressure cyclic unit and power supply unit are set to outside Heating Room.
The steam-water separator includes separation tank body, second pressure sensor and separator level sensor;
The second pressure sensor and separator liquid level sensor are set in separation tank body, and the separator liquid level passes
Sensor is located at the lower section of second pressure sensor.
The steam circulation pipeline is high steam pipeline or normal pressure water supply line.
The radiator is atmospheric steam radiator or atmospheric hot-water radiator.
The emptying mechanism includes emptying solenoid valve, emptying pipeline and muffler;The muffler is arranged on emptying pipeline
Outlet
The negative-pressure cyclic unit further includes the second vacuum pump, and second vacuum pump is set on emptying pipeline, to
Steam in auxiliary discharge steam-water separator.
The steam generator unit includes heating tank body, resistance to negative pressure heating packet, upper limit level sensor, bottom limit level biography
Temperature sensor, first pressure sensor and water compensation mechanism in sensor, tank;
The resistance to negative pressure heating packet is set in the liquid of heating tank interior, the upper limit level sensor, lower limit liquid
Level sensor is set in turn in from top to bottom on the inner wall of heating tank interior side, temperature in the first pressure sensor, tank
Sensor is set on the inner wall of heating tank interior, the resistance to negative pressure heating packet, upper limit level sensor, bottom limit level sensing
Temperature sensor and first pressure sensor are connect with control unit in device, tank;The water compensation mechanism is connect with heating tank body,
And it is connect with control unit.
The water compensation mechanism, including water supply solenoid valve and moisturizing pipeline;The both ends of the water supply pipe respectively with water source and add
The bottom connection of hot tank body;The water supply solenoid valve is arranged in moisturizing pipeline.
The interior detection unit includes indoor temperature transmitter and display, the indoor temperature transmitter and display
Connection, the indoor temperature transmitter are connect with control unit.
Described control unit includes PLC and control panel, and PLC is connect with control panel;The resistance to negative pressure heating packet of PLC connections,
It is upper limit level sensor, bottom limit level sensor, temperature sensor in tank, first pressure sensor, water supply solenoid valve, first true
Empty pump, gas-liquid cycle pump, second pressure sensor, emptying solenoid valve, the second vacuum pump, indoor temperature transmitter and separator liquid
Position inductor connection.
The beneficial effects of the utility model:
The utility model proposes a kind of electrothermal negative-pressure steam boiler heating system, can be rapidly changed by adjusting air pressure
The temperature of steam, with the reduction of negative pressure pressure, the vapourizing temperature of water persistently reduces, with realize using various temperature heating agent into
Row heating, makes it possible accurate temperature control, breaks the technology prejudice of heating temperature control delay of response;The utility model can realize water level
Automatic detection and water supplement function, computer heating control function, negative-pressure cyclic system control function, peak and low valley electricity consumption adjustment function and confession
Warm period reservation function.
The density of negative pressure Low Temperature Steam that the utility model utilizes is less than conventional high temperature high steam, makes the use of heating system
Discharge reduction economizes on resources.
The utility model is the heating system using negative pressure Low Temperature Steam as heating agent, with high temperature and high pressure steam heating system phase
Than, steam circulation pipeline and radiator described in the utility model always are in a state of negative pressure, this make it to steam circulation pipeline and
The seal requirement of radiator reduces;Improve the reliability of steam circulation pipeline;Effectively avoid causing due to piping failure
Heating agent overflow situation, economize on resources, at the same avoid therefore caused by pipeline water clock damage and personnel scald situation, safety
Reliability is notable.
The utility model can select the model with items of equipment in optimization system, Ke Yishi according to the size of area of heat-supply service
Existing 100 square metres of heating demands to 10000 square metres of heating areas.
Description of the drawings
Fig. 1 is the structure diagram of electrothermal negative-pressure steam boiler heating system in specific embodiment of the present invention.
In figure:1st, control unit;2nd, indoor detection unit;3rd, steam generator unit;4th, negative-pressure cyclic unit;5th, power supply
Unit;6th, tank body is heated;7th, resistance to negative pressure heating packet;8th, upper limit level sensor;9th, bottom limit level sensor;10th, temperature in tank
Sensor;11st, first pressure sensor;12nd, water supply solenoid valve;13rd, moisturizing pipeline;14th, steam-water separator;15th, the first vacuum
Pump;16th, gas-liquid cycle pumps;17th, tank body is detached;18th, second pressure sensor;19th, steam circulation pipeline;20th, radiator;21、
Emptying solenoid valve;22nd, pipeline is emptied;23rd, muffler;24th, the second vacuum pump;25th, display;26th, separator level sensor.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
The utility model is further elaborated in example.It should be appreciated that specific embodiment described herein is only used to
It explains the utility model, is not used to limit the utility model.
A kind of electrothermal negative-pressure steam boiler heating system, as shown in Figure 1, including control unit 1, indoor detection unit 2, steaming
Vapour generator unit 3, negative-pressure cyclic unit 4 and power supply unit 5;Wherein, control unit 1 respectively with indoor detection unit 2, steam
Generator unit 3, negative-pressure cyclic unit 4 and power supply unit 5 connect;Steam generator unit 3 is connect with negative-pressure cyclic unit 4.
The steam generator unit 3 includes heating tank body 6, resistance to negative pressure heating packet 7, upper limit level sensor 8, bottom limit level sensor
9th, temperature sensor 10, first pressure sensor 11 and water compensation mechanism in tank;
The resistance to negative pressure heating packet 7 is set in the liquid of heating tank interior, upper limit level sensor 8, bottom limit level
Sensor 9 is set to from top to bottom on heating 6 interior side inner wall of tank body, temperature sensor in first pressure sensor 11, tank
10 are set on the inner wall inside heating tank body 6, the resistance to negative pressure heating packet 7, upper limit level sensor 8, bottom limit level sensing
Temperature sensor 10 and first pressure sensor 11 are connect with control unit 1 in device 9, tank;The water compensation mechanism and heating tank
Body 6 connects, and is connect with control unit 1;
The water compensation mechanism, including water supply solenoid valve 12 and moisturizing pipeline 13;The both ends of the water supply pipe 13 respectively with water
Source is connected with the bottom of heating tank body 6;The water supply solenoid valve 12 is arranged in moisturizing pipeline 13;
The negative-pressure cyclic unit 4 include steam-water separator 14, the first vacuum pump 15, gas-liquid cycle pump 16, emptying mechanism,
Steam circulation pipeline 17 and radiator 18;Wherein, steam circulation pipeline 17 is by steam generator unit 3 and radiator 18, first
Vacuum pump 15, steam-water separator 14, gas-liquid cycle pump 16 are connected.
The radiator 18 and indoor detection unit 2 are set in Heating Room, described control unit 1, steam generator
Unit 3, negative-pressure cyclic unit 4 and power supply unit 5 are set to outside Heating Room.
The steam-water separator 14 includes separation tank body 17, second pressure sensor 18 and separator level sensor 26;
The second pressure sensor and separator liquid level sensor are set in separation tank body, and the separator liquid level passes
Sensor is located at the lower section of second pressure sensor.
The steam circulation pipeline 19 selects high steam pipeline or normal pressure water supply line;
The radiator 20 selects atmospheric steam radiator or atmospheric hot-water radiator, is set in Heating Room;
The emptying mechanism includes emptying solenoid valve 21, emptying pipeline 22 and muffler 23;The muffler 23 is arranged on
At the gas outlet for emptying pipeline 22;The emptying pipeline 22 is connected to 14 top of steam-water separator;The emptying solenoid valve 21 is set
It puts on emptying pipeline 22;
Under identical embodiment, when area of heat-supply service is more than 300 square metres, it is true that the negative-pressure cyclic unit 4 adds second
Sky pump 24, second vacuum pump 24 are set on emptying pipeline 22, to assist the steam in discharge steam-water separator 14;
The interior detection unit 2 includes indoor temperature transmitter and display 25, the indoor temperature transmitter and aobvious
Show that device 25 connects, the indoor temperature transmitter is connect with control unit 1;
Described control unit 1 includes PLC and control panel, and PLC is connect with control panel;The resistance to negative pressure heating packet of PLC connections
7th, upper limit level sensor 8, bottom limit level sensor 9, temperature sensor 10, first pressure sensor 11, moisturizing electromagnetism in tank
Valve 12, the first vacuum pump 15, gas-liquid cycle pump 16, second pressure sensor 18, emptying solenoid valve 21, the second vacuum pump 24, room
Interior temperature sensor and separator level sensor 26 connect.
The operation principle and using method of above-mentioned heating system is:
User of service inputs enabled instruction by control panel to PLC;Indoor demand temperature is set by control panel, is steamed
Vapour demand temperature, run time, are sent to PLC;
In at runtime, heating system works in the following way:
1st, when water level is less than bottom limit level sensor 9 in heating tank body 6, PLC control water supply solenoid valves 12 start water filling;
When water level reaches upper limit level sensor 8, PLC control water supply solenoid valves 12 stop water filling;
2nd, indoor temperature transmitter detects indoor actual temperature and passes through display 25 and shown;PLC is by indoor temperature
The indoor actual temperature that sensor provides is compared, and the heating that temperature sensor in tank 10 is provided with indoor demand temperature
Vapor (steam) temperature in tank body 6 is compared with steam demand temperature, and resistance to negative pressure heating packet 7 is controlled to be heated or stop heating;
3rd, contrasting datas of the PLC according to table 1 obtains heating 6 demand pressure value of tank body;
PLC carries out the heating tank body current pressure values for heating 6 demand pressure value of tank body, first pressure sensor 11 provides
Compare;When heating tank body current pressure values more than heating tank body demand pressure value, the steam Current Temperatures in heating tank body are big
In steam demand temperature, PLC controls the first vacuum pump 15 to start, and reduces heating tank body current pressure values, steam Current Temperatures with
Decline, until heating tank body current pressure values reach heating tank body demand pressure value;Conversely, then PLC controls the first vacuum pump
15 are stopped, until heating tank body current pressure values reach heating tank body demand pressure value;
When separation 17 water level of tank body reaches separator level sensor 26, PLC control gas-liquid cycles pump 16 starts, and will divide
Heating tank body 6 is imported from the steam in tank body 17 or condensation water;
4th, when the separation tank body current pressure values that second pressure sensor 18 provides are higher than warning pressure value, PLC controls
Emptying solenoid valve 21 sends the steam detached in tank body 17, until separation tank body current pressure values are less than warning pressure value;
Under identical embodiment, when area of heat-supply service is more than 300 square metres, PLC controls the second vacuum pump 24 to start, auxiliary discharge carbonated drink point
From the steam in device 14.
The utility model can realize water level detection and water supplement function, computer heating control function, the control of negative-pressure cyclic system automatically
Function, peak and low valley electricity consumption adjustment function and heating period reservation function.
Negative pressure Low Temperature Steam caused by steam generator unit described in the utility model and the high temperature on conventional meaning are high
It presses steam different, refers to that air pressure is less than an atmospheric pressure (1.0133 × 105Generated when Pa), temperature is less than 100 DEG C of steaming
Vapour;When pressure reduction to 0.047379 × 105During Pa, the vapourizing temperature of water is down to 80 DEG C;With the reduction of negative pressure pressure, water
Vapourizing temperature persistently reduces, and can realize and be heated using the heating agent of various temperature;The density of negative pressure Low Temperature Steam is less than normal
High temperature and high pressure steam is advised, the water consumption of heating system is reduced, economizes on resources.
The utility model is the heating system using negative pressure Low Temperature Steam as heating agent, with high temperature and high pressure steam heating system phase
Than, steam circulation pipeline and radiator described in the utility model always are in a state of negative pressure, this make it to steam circulation pipeline and
The seal requirement of radiator reduces;Improve the reliability of steam circulation pipeline;Effectively avoid causing due to piping failure
Heating agent overflow situation, economize on resources, at the same avoid therefore caused by pipeline water clock damage and personnel scald situation, safety
Reliability is notable.
According to the size of area of heat-supply service, the model of items of equipment, can realize 100 square metres extremely in selection and optimization system
The heating demands of 10000 square metres of heating areas.
The absolute pressure of saturated steam, vapour density, heat of vaporization contrasting data under 1 different temperatures of table
Claims (10)
1. a kind of electrothermal negative-pressure steam boiler heating system, it is characterised in that:Including control unit, indoor detection unit, steam
Generator unit, negative-pressure cyclic unit and power supply unit;Wherein, control unit respectively with indoor detection unit, steam generator
Unit, negative-pressure cyclic unit are connected with power supply unit;Steam generator unit is connect with negative-pressure cyclic unit;The negative-pressure cyclic
Unit includes steam-water separator, the first vacuum pump, gas-liquid cycle pump, emptying mechanism, steam circulation pipeline and radiator;Wherein,
Steam circulation pipeline goes here and there steam generator unit and radiator, the first vacuum pump, steam-water separator, gas-liquid cycle pump
Connection;
The radiator and indoor detection unit are set in Heating Room, described control unit, steam generator unit, negative pressure
Cycling element and power supply unit are set to outside Heating Room.
2. electrothermal negative-pressure steam boiler heating system as described in claim 1, it is characterised in that:The steam-water separator includes
Detach tank body, second pressure sensor and separator level sensor;
The second pressure sensor and separator liquid level sensor are set in separation tank body, the separator liquid level sensor
Positioned at the lower section of second pressure sensor.
3. electrothermal negative-pressure steam boiler heating system as described in claim 1, it is characterised in that:The steam circulation pipeline is
High steam pipeline or normal pressure water supply line.
4. electrothermal negative-pressure steam boiler heating system as described in claim 1, it is characterised in that:The radiator is steamed for normal pressure
Steam and heat sinking device or atmospheric hot-water radiator.
5. electrothermal negative-pressure steam boiler heating system as described in claim 1, it is characterised in that:The emptying mechanism includes row
Empty solenoid valve, emptying pipeline and muffler;The muffler is arranged at the gas outlet of emptying pipeline;The emptying pipeline connection
At the top of steam-water separator;The emptying solenoid valve is arranged on emptying pipeline.
6. electrothermal negative-pressure steam boiler heating system as described in claim 1, it is characterised in that:The negative-pressure cyclic unit is also
Including the second vacuum pump, second vacuum pump is set on emptying pipeline, to assist the steam in discharge steam-water separator.
7. electrothermal negative-pressure steam boiler heating system as described in claim 1, it is characterised in that:The steam generator unit
Including temperature sensor, the first pressure in heating tank body, resistance to negative pressure heating packet, upper limit level sensor, bottom limit level sensor, tank
Force snesor and water compensation mechanism;
The resistance to negative pressure heating packet is set in the liquid of heating tank interior, and the upper limit level sensor, bottom limit level pass
Sensor is set in turn in from top to bottom on the inner wall of heating tank interior side, temperature sensing in the first pressure sensor, tank
Device is set on the inner wall of heating tank interior, the resistance to negative pressure heating packet, upper limit level sensor, bottom limit level sensor,
Temperature sensor and first pressure sensor are connect with control unit in tank;The water compensation mechanism is connect with heating tank body, and
It is connect with control unit.
8. electrothermal negative-pressure steam boiler heating system as claimed in claim 7, it is characterised in that:The water compensation mechanism, including
Water supply solenoid valve and moisturizing pipeline;Bottom of the both ends of the water supply pipe respectively with water source and heating tank body is connect;The moisturizing
Solenoid valve is arranged in moisturizing pipeline.
9. electrothermal negative-pressure steam boiler heating system as described in claim 1, it is characterised in that:The interior detection unit packet
Include indoor temperature transmitter and display, the indoor temperature transmitter is connected with display, the indoor temperature transmitter with
Control unit connects.
10. the electrothermal negative-pressure steam boiler heating system as described in 1,2,5,6,7,8,9 any claim of claim, special
Sign is:Described control unit includes PLC and control panel, and PLC is connect with control panel;PLC connections resistance to negative pressure heating packet, on
Limit liquid level sensor, bottom limit level sensor, temperature sensor, first pressure sensor, water supply solenoid valve, the first vacuum in tank
Pump, gas-liquid cycle pump, second pressure sensor, emptying solenoid valve, the second vacuum pump, indoor temperature transmitter and separator liquid level
Inductor connects.
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CN201721546355.6U CN207486932U (en) | 2017-11-17 | 2017-11-17 | A kind of electrothermal negative-pressure steam boiler heating system |
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CN201721546355.6U CN207486932U (en) | 2017-11-17 | 2017-11-17 | A kind of electrothermal negative-pressure steam boiler heating system |
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CN201721546355.6U Expired - Fee Related CN207486932U (en) | 2017-11-17 | 2017-11-17 | A kind of electrothermal negative-pressure steam boiler heating system |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109945284A (en) * | 2019-04-28 | 2019-06-28 | 唐山宏冶机械集团有限公司 | A kind of graphene negative pressure heating system and method |
CN110617467A (en) * | 2018-06-19 | 2019-12-27 | 邱齐珉 | Vacuum type steam and hot water combined boiler |
CN110953564A (en) * | 2019-11-15 | 2020-04-03 | 天津神菱燃气设备有限公司 | Vacuum electric wall-mounted boiler |
CN113068547A (en) * | 2021-04-23 | 2021-07-06 | 合肥丰蓝电器有限公司 | Negative pressure cabin humidifying device with isolated sealing function |
-
2017
- 2017-11-17 CN CN201721546355.6U patent/CN207486932U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110617467A (en) * | 2018-06-19 | 2019-12-27 | 邱齐珉 | Vacuum type steam and hot water combined boiler |
CN109945284A (en) * | 2019-04-28 | 2019-06-28 | 唐山宏冶机械集团有限公司 | A kind of graphene negative pressure heating system and method |
CN110953564A (en) * | 2019-11-15 | 2020-04-03 | 天津神菱燃气设备有限公司 | Vacuum electric wall-mounted boiler |
CN113068547A (en) * | 2021-04-23 | 2021-07-06 | 合肥丰蓝电器有限公司 | Negative pressure cabin humidifying device with isolated sealing function |
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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: 20180612 Termination date: 20201117 |