CN212227772U - Intermittent steam heat exchange system - Google Patents
Intermittent steam heat exchange system Download PDFInfo
- Publication number
- CN212227772U CN212227772U CN202020393428.8U CN202020393428U CN212227772U CN 212227772 U CN212227772 U CN 212227772U CN 202020393428 U CN202020393428 U CN 202020393428U CN 212227772 U CN212227772 U CN 212227772U
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- inlet pipe
- steam
- heat
- triode
- cold water
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Abstract
The utility model relates to a heat recovery technical field, aim at providing clearance formula steam heat exchange system, its technical scheme main points are including heat exchanger and heat-preserving container, heat exchanger's a termination has steam inlet pipe and cold water inlet pipe, heat exchanger's another termination has the steam outlet pipe that feeds through in cold water inlet pipe and feed through in steam inlet pipe, steam inlet pipe is provided with temperature sensor, cold water inlet pipe is provided with the solenoid valve, the heat-preserving container is provided with level sensor, still include AND gate circuit and triode, temperature sensor and level sensor difference electric signal connection are in AND gate circuit's input, AND gate circuit's output electric signal connection is in the base of triode, the collecting electrode of triode is in the power, the solenoid valve is established ties between the collecting electrode of power and triode, the projecting pole ground. The utility model discloses accessible vapor carries out abundant heating and preserves to cold water, has saved the loss of the energy greatly.
Description
Technical Field
The utility model relates to a heat recovery technical field, more specifically say, it relates to clearance formula steam heat exchange system.
Background
At present, a large amount of energy consumption is needed in various industrial production fields, heat energy which is generated in various heat energy conversion equipment, energy utilization equipment and chemical reaction equipment but is not utilized in the production process can also be generated in the production process, and the sources of the waste heat mainly comprise industrial exhaust waste heat, waste heat of high-temperature products and slag, waste heat of cooling media, waste heat generated in the chemical reaction process, combustible waste, waste materials, heat energy of waste liquid, waste steam and waste water.
The average thermal efficiency of an industrial boiler is only 67%. The rest energy is discharged into the atmosphere through high-temperature steam, so that great waste is caused.
Therefore, a new solution is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
To the not enough of prior art existence, the utility model aims to provide a clearance formula steam heat exchange system.
In order to achieve the above purpose, the utility model provides a following technical scheme: the clearance type steam heat exchange system comprises a heat exchanger and a heat-preserving container, wherein a steam inlet pipe and a cold water inlet pipe are connected to one end of the heat exchanger, a hot water outlet pipe communicated with the cold water inlet pipe and a steam outlet pipe communicated with the steam inlet pipe are connected to the other end of the heat exchanger, a temperature sensor is arranged on the steam inlet pipe, a solenoid valve is arranged on the cold water inlet pipe, a liquid level sensor is arranged in the heat-preserving container, the clearance type steam heat exchange system further comprises an AND gate circuit and a triode, the temperature sensor and the liquid level sensor are respectively in electric signal connection with the input end of the AND gate circuit, the output end of the AND gate circuit is in electric signal connection with the base electrode of the triode, the collector electrode of.
By adopting the technical scheme, water vapor in the production process enters the heat exchanger through the steam inlet pipe, cold water to be heated enters the heat exchanger through the cold water inlet pipe so as to heat the cold water, the heated cold water enters the heat-insulating barrel through the hot water outlet pipe so as to play a role in heat insulation and store the heated water, when the device works, the temperature sensor outputs a high-level signal when detecting that the temperature is higher than a preset value, the liquid level sensor outputs a high-level signal when detecting that the liquid level in the heat-insulating barrel is lower than the preset value, the AND gate circuit outputs a high-level signal to the base electrode of the triode after receiving the two high-level signals, the triode is conducted, the electromagnetic valve is opened so as to carry out normal heating work, and when the temperature detected by the temperature sensor is lower than the preset temperature, the temperature sensor outputs a low-level signal, after receiving the low level signal, the AND gate circuit outputs the output signal of the low level, so that the triode is disconnected, the electromagnetic valve is closed, the phenomenon that cold water cannot be sufficiently heated due to insufficient temperature of water vapor is prevented, when the liquid level in the heat-preserving container reaches a preset liquid level, the liquid level sensor outputs the low level signal, when the AND gate circuit receives the low level signal, the output signal of the low level is output, the triode is in a disconnected state, the electromagnetic valve is closed, water is stopped to continue to be supplied to the heat-preserving container, and hot water in the heat-preserving container is prevented from overflowing.
The utility model discloses further set up to: the end of the steam outlet pipe is connected with a wastewater treatment tank, and the steam outlet pipe is provided with a condenser.
Through adopting above-mentioned technical scheme, after vapor passes through heat exchanger, further cool off and liquefy it through the condenser to enter into the waste water treatment case, carry out recycle again to it, reduce the waste to the water resource.
The utility model discloses further set up to: and a filtering layer is arranged at the joint of the steam outlet pipe and the wastewater treatment box.
Through adopting above-mentioned technical scheme, filter with the vapor to after the liquefaction through the filter layer to guarantee that its cleanliness is convenient for carry out subsequent recycle to it.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
fig. 2 is a schematic diagram of the control circuit of the present invention.
Detailed Description
Embodiments of the present invention are further described with reference to fig. 1 to 2.
A clearance type steam heat exchange system comprises a heat exchanger 1 and a heat preservation barrel 2, wherein one end of the heat exchanger 1 is connected with a steam inlet pipe 3 and a cold water inlet pipe 4, the other end of the heat exchanger 1 is connected with a hot water outlet pipe 5 communicated with the cold water inlet pipe 4 and a steam outlet pipe 6 communicated with the steam inlet pipe 3, the steam inlet pipe 3 is provided with a temperature sensor 7 for detecting the temperature of steam in the steam inlet pipe 3, the cold water inlet pipe 4 is connected with an electromagnetic valve 8, the heat preservation barrel 2 is provided with a liquid level sensor 9 for detecting the liquid level height in the heat preservation barrel, the clearance type steam heat exchange system also comprises an AND gate circuit 10 and a triode 11, the triode 11 is an NPN type triode, the temperature sensor 7 and the liquid level sensor 9 are respectively in electrical signal connection with the, the electromagnetic valve 8 is connected in series between a power supply and the collector of the triode 11, and the emitter of the triode 11 is grounded.
Steam in the production process enters the heat exchanger 1 through the steam inlet pipe 3, cold water to be heated enters the heat exchanger 1 through the cold water inlet pipe 4, the cold water is heated, the heated cold water enters the heat-insulating barrel 2 through the hot water outlet pipe 5, the heated water is subjected to heat insulation and is stored, when the device works, the temperature sensor 7 outputs a high-level signal when detecting that the temperature is higher than a preset value, the liquid level sensor 9 outputs a high-level signal when detecting that the liquid level in the heat-insulating barrel 2 is lower than the preset value, the AND gate circuit 10 receives the two high-level signals and outputs the high-level signal to the base of the triode 11, the triode 11 is conducted, the electromagnetic valve 8 is opened so as to carry out normal heating work, and when the temperature detected by the temperature sensor 7 is lower than the preset temperature, the temperature sensor 7 outputs a low-level signal, after AND gate circuit 10 received this low level signal, the output signal of output low level, make triode 11 open circuit, solenoid valve 8 closes, prevent because the temperature of vapor is not enough, can't carry out abundant heating to cold water, when the liquid level in heat-preserving container 2 reachs and predetermines the liquid level, level sensor 9 outputs low level signal, when AND gate circuit 10 received this low level signal, the output signal of output low level, triode 11 is in the off-state, solenoid valve 8 closes, stop continuing to supply water to heat-preserving container 2, prevent that the hot water in the heat-preserving container 2 from overflowing, with the utilization ratio of promotion to the energy.
The end part of the steam outlet pipe 6 is connected with a waste water treatment tank 12, the steam outlet pipe 6 is provided with a condenser 13, after the water vapor passes through the heat exchanger 1, the water vapor is further cooled and liquefied through the condenser 13 and enters the waste water treatment tank 12 to be recycled, and the waste of water resources is reduced.
The steam outlet pipe 6 is fixedly connected with a filtering layer (not shown in the figure) at the joint of the wastewater treatment box, and the liquefied steam is filtered through the filtering layer so as to ensure the cleanliness of the steam and facilitate the subsequent recycling of the steam.
The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and the ordinary changes and replacements performed by those skilled in the art within the technical solution of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. Intermittent steam heat exchange system, including heat exchanger and heat-preserving container, characterized by: one end of the heat exchanger is connected with a steam inlet pipe and a cold water inlet pipe, the other end of the heat exchanger is connected with a hot water outlet pipe communicated with the cold water inlet pipe and a steam outlet pipe communicated with the steam inlet pipe, the steam inlet pipe is provided with a temperature sensor, the cold water inlet pipe is provided with an electromagnetic valve, the heat-preserving container is provided with a liquid level sensor, and further comprises an AND gate circuit and a triode, wherein the temperature sensor and the liquid level sensor are respectively in electric signal connection with the input end of the AND gate circuit and the output end of the gate circuit and in electric signal connection with the base electrode of the triode, the collector electrode of the triode is connected with a power supply, the electromagnetic.
2. The batch-type steam heat exchange system of claim 1, wherein: the end of the steam outlet pipe is connected with a wastewater treatment tank, and the steam outlet pipe is provided with a condenser.
3. The batch-type steam heat exchange system of claim 2, wherein: and a filtering layer is arranged at the joint of the steam outlet pipe and the wastewater treatment box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020393428.8U CN212227772U (en) | 2020-03-25 | 2020-03-25 | Intermittent steam heat exchange system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020393428.8U CN212227772U (en) | 2020-03-25 | 2020-03-25 | Intermittent steam heat exchange system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212227772U true CN212227772U (en) | 2020-12-25 |
Family
ID=73903858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020393428.8U Expired - Fee Related CN212227772U (en) | 2020-03-25 | 2020-03-25 | Intermittent steam heat exchange system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212227772U (en) |
-
2020
- 2020-03-25 CN CN202020393428.8U patent/CN212227772U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |