CN213120232U - Device for recovering waste heat of printing and dyeing equipment - Google Patents

Device for recovering waste heat of printing and dyeing equipment Download PDF

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Publication number
CN213120232U
CN213120232U CN202021563649.1U CN202021563649U CN213120232U CN 213120232 U CN213120232 U CN 213120232U CN 202021563649 U CN202021563649 U CN 202021563649U CN 213120232 U CN213120232 U CN 213120232U
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water
printing
communicated
waste
dyeing equipment
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陈楠
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Hangzhou Haotian Energy Saving Technology Co ltd
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Hangzhou Haotian Energy Saving Technology Co ltd
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/56—Heat recovery units

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Abstract

The utility model belongs to the technical field of waste heat recovery of printing and dyeing equipment, in particular to a device for waste heat recovery of printing and dyeing equipment, which comprises a printing and dyeing equipment body, wherein the bottom of the printing and dyeing equipment body is communicated with a first drainage pipe, one end of the first drainage pipe is communicated with a liquid filter, the other side of the liquid filter is communicated with a waste water tank through a pipeline, the side surface of the waste water tank is communicated with a second water inlet pipe, and one end of the second water inlet pipe is communicated with a heat exchanger; the utility model discloses, through setting up the waste water jar, can store the waste water that printing and dyeing produced to through liquid filter, can filter waste water, through setting up water storage tank and heat exchanger, can carry out the heat exchange with the waste water that has the temperature with cold water, thereby heat clean cold water, carry out heat recovery, through setting up air draft cover, exhaust column, play fan housing and condenser, can carry out heat recovery to the waste gas that has heat energy, thereby reach energy saving's purpose.

Description

Device for recovering waste heat of printing and dyeing equipment
Technical Field
The utility model belongs to the technical field of printing and dyeing equipment waste heat recovery, concretely relates to device about printing and dyeing equipment waste heat recovery.
Background
In the printing and dyeing processing, water is usually heated to 80-90 ℃ so as to meet the normal printing and dyeing requirements, a plurality of manufacturers directly discharge waste water with temperature after the printing and dyeing processing is finished, firstly, high-temperature water is directly discharged to cause great pollution to a water body, secondly, the waste water with temperature is directly discharged, the heat energy is wasted, and printing and dyeing equipment can generate waste gas with temperature when printing and dyeing, and the heat energy contained in the waste water can be also wasted by directly discharging the waste gas.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a device about printing and dyeing equipment waste heat recovery has can retrieve the waste heat, the characteristics of energy saving.
In order to achieve the above object, the utility model provides a following technical scheme: a device for recovering waste heat of printing and dyeing equipment comprises a printing and dyeing equipment body, wherein the bottom of the printing and dyeing equipment body is communicated with a first water discharge pipe, one end of the first drainage pipe is communicated with a liquid filter, the other side of the liquid filter is communicated with a waste water tank through a pipeline, the side surface of the waste water tank is communicated with a second water inlet pipe, one end of the second water inlet pipe is communicated with a heat exchanger, the middle part of the second water inlet pipe is provided with a first heat exchange pump, the top part of the left side of the heat exchanger is communicated with a water outlet pipe, the other end of the water outlet pipe is communicated with the top of the waste water tank, the bottom of the right side of the heat exchanger is communicated with a water storage tank through another second water inlet pipe, the top of the water storage tank is communicated with the top of the right side of the heat exchanger through another water outlet pipe, the top of the water storage tank is communicated with a water pumping pipe, and the other end of the water pumping pipe is communicated with the side face of the printing and dyeing equipment body;
the printing and dyeing equipment comprises a printing and dyeing equipment body, and is characterized in that an exhaust hood is arranged above the printing and dyeing equipment body, the top of the exhaust hood is communicated with an exhaust pipe, the other end of the exhaust pipe is communicated with a gas filter, the side surface of the gas filter is communicated with an air outlet cover through a pipeline, a condenser is arranged in the air outlet cover, the top of the side surface of the condenser is communicated with a first water inlet pipe, the bottom of the side surface of the condenser is communicated with a return pipe, the other end of the return pipe is communicated with the top of a water storage tank.
Preferably, a first heat exchange pump is arranged in the middle of the second water inlet pipe on the left side of the heat exchanger, and a second heat exchange pump is arranged in the middle of the second water inlet pipe on the right side of the condenser.
Preferably, the bottom of the wastewater tank and the bottom of the water storage tank are both communicated with a second drain pipe, and valves are arranged in the middle of the second drain pipe and the middle of the first drain pipe.
Preferably, the middle part of drinking-water pipe is provided with three-way valve and water pump respectively, the middle part of first inlet tube is provided with the water pump, the top intercommunication of water storage tank has the second inlet tube.
Preferably, the top of the inner wall of the water storage tank and the top of the inner wall of the waste water tank are both provided with liquid level sensors, and the side surfaces of the inner wall of the water storage tank and the side surfaces of the inner wall of the waste water tank are both provided with temperature sensors.
Preferably, the front of the wastewater tank is provided with a controller, and the controller is respectively electrically connected with the exhaust fan, the water pump, the first heat exchange pump, the second heat exchange pump, the temperature sensor and the liquid level sensor through leads.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses, through setting up the waste water jar, can store the waste water that printing and dyeing produced to through liquid filter, can filter waste water, through setting up water storage tank and heat exchanger, can carry out the heat exchange with the waste water that has the temperature with cold water, thereby heat clean cold water, carry out heat recovery, through setting up air draft cover, exhaust column, play fan housing and condenser, can carry out heat recovery to the waste gas that has heat energy, thereby reach energy saving's purpose.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is a schematic front view of the structure of the present invention;
FIG. 3 is a schematic structural view of a water storage tank of the present invention;
in the figure: 1. a printing and dyeing equipment body; 2. an air draft cover; 3. an exhaust pipe; 4. a gas filter; 5. an air outlet cover; 6. a condenser; 7. a first water inlet pipe; 8. a return pipe; 9. a first drain pipe; 10. a valve; 11. a liquid filter; 12. a waste water tank; 13. a temperature sensor; 14. a liquid level sensor; 15. a water storage tank; 16. a heat exchanger; 17. a first heat exchange pump; 18. a second heat exchange pump; 19. a second drain pipe; 20. a water outlet pipe; 21. a water inlet pipe; 22. a water pump; 23. a water pumping pipe; 24. a three-way valve; 25. a controller; 26. an exhaust fan; 27. a second water inlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-3, the present invention provides the following technical solutions: a device for recovering waste heat of printing and dyeing equipment comprises a printing and dyeing equipment body 1, wherein a first drainage pipe 9 is communicated with the bottom of the printing and dyeing equipment body 1, one end of the first drainage pipe 9 is communicated with a liquid filter 11, waste water generated by printing and dyeing can be stored by arranging a waste water tank 12, the waste water can be filtered by the liquid filter 11, the other side of the liquid filter 11 is communicated with the waste water tank 12 through a pipeline, the side surface of the waste water tank 12 is communicated with a second water inlet pipe 27, one end of the second water inlet pipe 27 is communicated with a heat exchanger 16, the waste water with temperature and cold water can be subjected to heat exchange by arranging a water storage tank 15 and the heat exchanger 16, so that clean cold water is heated and heat energy is recovered, a first heat exchange pump 17 is arranged in the middle of the second water inlet pipe 27, and a water outlet pipe 20 is communicated with the top of the left side of, the other end of the water outlet pipe 20 is communicated with the top of the waste water tank 12, the bottom of the right side of the heat exchanger 16 is communicated with a water storage tank 15 through another second water inlet pipe 27, the top of the water storage tank 15 is communicated with the top of the right side of the heat exchanger 16 through another water outlet pipe 20, the top of the water storage tank 15 is communicated with a water pumping pipe 23, and the other end of the water pumping pipe 23 is communicated with the side face of the printing and dyeing equipment body 1;
the top of printing and dyeing equipment body 1 is provided with exhaust hood 2, the top intercommunication of exhaust hood 2 has exhaust column 3, the other end intercommunication of exhaust column 3 has gas filter 4, gas filter 4's side has a play wind cover 5 through the pipeline intercommunication, be provided with condenser 6 in the play wind cover 5, the side top intercommunication of condenser 6 has first inlet tube 7, the side bottom intercommunication of condenser 6 has back flow 8, the other end of back flow 8 and the top intercommunication of water storage tank 15, the middle part of exhaust column 3 is provided with air exhauster 26, through setting up exhaust hood 2, exhaust column 3, play wind cover 5 and condenser 6, can carry out heat recovery to the waste gas that has heat energy to reach the purpose of energy saving.
Specifically, a first heat exchange pump 17 is arranged in the middle of the second water inlet pipe 27 on the left side of the heat exchanger 16, and a second heat exchange pump 18 is arranged in the middle of the second water inlet pipe 27 on the right side of the condenser 6.
Specifically, the bottoms of the waste water tank 12 and the water storage tank 15 are both communicated with a second drain pipe 19, and the middle parts of the second drain pipe 19 and the first drain pipe 9 are both provided with a valve 10.
Specifically, the middle part of drinking-water pipe 23 is provided with three-way valve 24 and water pump 22 respectively, the middle part of first inlet tube 7 is provided with water pump 22, the top intercommunication of water storage tank 15 has second inlet tube 27.
Specifically, the inner wall top of water storage tank 15 and waste water tank 12 all is provided with level sensor 14, the inner wall side of water storage tank 15 and waste water tank 12 all is provided with temperature sensor 13.
Specifically, the front of waste water jar 12 is provided with controller 25, controller 25 passes through the wire respectively with air exhauster 26, water pump 22, first heat transfer pump 17, second heat transfer pump 18, temperature sensor 13 and level sensor 14 electric connection, through setting up temperature sensor 13 and level sensor 14, can monitor real-time temperature and liquid level height in waste water jar 12 and the water storage tank 15.
The utility model discloses a theory of operation and use flow: in the utility model, when the printing and dyeing device is used, after the printing and dyeing is finished, the valve 10 in the middle of the first water discharge pipe 9 is opened, the waste water in the printing and dyeing device body 1 is discharged, the waste water firstly passes through the liquid filter 11 to filter impurities in the waste water, the filtered waste water enters the waste water tank 12 through a pipeline, the second water inlet pipe 27 is communicated with a water source, clean cold water enters the water storage tank 15, the first heat exchange pump 17 and the second heat exchange pump 18 are opened through the controller 25, the waste water with higher temperature in the waste water tank 12 is input into the heat exchanger 16 through a pipeline by the first heat exchange pump 17, the cold water is simultaneously input into the heat exchanger 16 by the second heat exchange pump 18, the waste water heats the cold water in the heat exchanger 16, the temperature of the waste water is raised after the cold water absorbs the heat energy of the waste water, the waste water after the temperature is returned to the waste water tank 12, the heat energy recovery of the waste water is realized, when the water heated in the water storage tank 15 needs to be used, the water pump 22 in the middle of the water pumping pipe 23 is opened through the controller 25, the water pump 22 pumps the water in the water storage tank 15 out, the water flow direction can be controlled through the three-way valve 24, and the water is introduced into the printing and dyeing equipment or the heating equipment; when the printing and dyeing equipment normally operates, the exhaust fan 26 is opened through the controller 25, the exhaust fan 26 can be with the inside waste gas suction exhaust column 3 that produces the temperature of printing and dyeing equipment, after gas filter 4 filters, input out the fan housing 5, will go out the first inlet tube 7 at the condenser 6 top in the fan housing 5 and connect the water source, then open the water pump 22 at first inlet tube 7 middle part through the controller 25, under the effect of water pump 22, with cold water input condenser 6, waste gas that has the temperature is when passing through condenser 6, heat the condensing plate, simultaneously to the water heating through its inside, water after the heating passes through back flow 8 and gets into water storage tank 15, temperature sensor 13 and level sensor 14 in waste water tank 12 and the water storage tank 15 can detect temperature and liquid level height in waste water tank 12 and the water storage tank 15 respectively, and transmit signal to the controller 25.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a device about printing and dyeing equipment waste heat recovery, includes printing and dyeing equipment body (1), its characterized in that: the bottom of the printing and dyeing equipment body (1) is communicated with a first drainage pipe (9), one end of the first drainage pipe (9) is communicated with a liquid filter (11), the other side of the liquid filter (11) is communicated with a waste water tank (12) through a pipeline, the side surface of the waste water tank (12) is communicated with a second water inlet pipe (27), one end of the second water inlet pipe (27) is communicated with a heat exchanger (16), the middle part of the second water inlet pipe (27) is provided with a first heat exchange pump (17), the left top of the heat exchanger (16) is communicated with a water outlet pipe (20), the other end of the water outlet pipe (20) is communicated with the top of the waste water tank (12), the right bottom of the heat exchanger (16) is communicated with a water storage tank (15) through another second water inlet pipe (27), and the top of the water storage tank (15) is communicated with the right top of the heat exchanger (16) through another, the top of the water storage tank (15) is communicated with a water pumping pipe (23), and the other end of the water pumping pipe (23) is communicated with the side face of the printing and dyeing equipment body (1);
the top of printing and dyeing equipment body (1) is provided with exhaust hood (2), the top intercommunication of exhaust hood (2) has exhaust column (3), the other end intercommunication of exhaust column (3) has gas filter (4), the side of gas filter (4) has a tuber cover (5) through the pipeline intercommunication, be provided with condenser (6) in the play tuber cover (5), the side top intercommunication of condenser (6) has first inlet tube (7), the side bottom intercommunication of condenser (6) has back flow (8), the other end of back flow (8) and the top intercommunication of water storage tank (15), the middle part of exhaust column (3) is provided with air exhauster (26).
2. The device for recovering the waste heat of the printing and dyeing equipment as claimed in claim 1, wherein: the heat exchanger is characterized in that a first heat exchange pump (17) is arranged in the middle of a second water inlet pipe (27) on the left side of the heat exchanger (16), and a second heat exchange pump (18) is arranged in the middle of a second water inlet pipe (27) on the right side of the condenser (6).
3. The device for recovering the waste heat of the printing and dyeing equipment as claimed in claim 1, wherein: the bottom of waste water jar (12) and water storage tank (15) all communicates has second drain pipe (19), the middle part of second drain pipe (19) and first drain pipe (9) all is provided with valve (10).
4. The device for recovering the waste heat of the printing and dyeing equipment as claimed in claim 1, wherein: the middle part of drinking-water pipe (23) is provided with three-way valve (24) and water pump (22) respectively, the middle part of first inlet tube (7) is provided with water pump (22), the top intercommunication of water storage tank (15) has second inlet tube (27).
5. The device for recovering the waste heat of the printing and dyeing equipment as claimed in claim 1, wherein: the inner wall top of water storage tank (15) and waste water tank (12) all is provided with level sensor (14), the inner wall side of water storage tank (15) and waste water tank (12) all is provided with temperature sensor (13).
6. The device for recovering the waste heat of the printing and dyeing equipment as claimed in claim 1, wherein: the front of the waste water tank (12) is provided with a controller (25), and the controller (25) is respectively electrically connected with the exhaust fan (26), the water pump (22), the first heat exchange pump (17), the second heat exchange pump (18), the temperature sensor (13) and the liquid level sensor (14) through leads.
CN202021563649.1U 2020-07-31 2020-07-31 Device for recovering waste heat of printing and dyeing equipment Active CN213120232U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021563649.1U CN213120232U (en) 2020-07-31 2020-07-31 Device for recovering waste heat of printing and dyeing equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021563649.1U CN213120232U (en) 2020-07-31 2020-07-31 Device for recovering waste heat of printing and dyeing equipment

Publications (1)

Publication Number Publication Date
CN213120232U true CN213120232U (en) 2021-05-04

Family

ID=75681844

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021563649.1U Active CN213120232U (en) 2020-07-31 2020-07-31 Device for recovering waste heat of printing and dyeing equipment

Country Status (1)

Country Link
CN (1) CN213120232U (en)

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