CN210712168U - Cooling water recycling system - Google Patents
Cooling water recycling system Download PDFInfo
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- CN210712168U CN210712168U CN201921310833.2U CN201921310833U CN210712168U CN 210712168 U CN210712168 U CN 210712168U CN 201921310833 U CN201921310833 U CN 201921310833U CN 210712168 U CN210712168 U CN 210712168U
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Abstract
The utility model discloses a cooling water recycling system belongs to weaving equipment field, and it includes heat exchanger, heat exchanger includes heat medium import, heat medium export, cooling water import and cooling water export, heat medium import and heat medium export are linked together with the dye vat, cooling water import and cooling water piping intercommunication, cooling water export communicates with the hot water mouth of stamp rinsing machine. The temperature-reducing water after heat exchange is sent into the printing washing machine and serves as hot water in the hot water washing step in the printing washing process, the heat of the temperature-reducing water is fully utilized, energy required by heating water of the printing washing machine is saved, and the effects of water recycling and energy saving are achieved.
Description
Technical Field
The utility model relates to a technical field of weaving equipment, in particular to cooling water recycling system.
Background
The dyeing temperature of the disperse dye for dyeing the terylene is usually higher than 130 ℃, and the cloth can be discharged only by reducing the temperature in a dyeing cylinder to 60-80 ℃ after the dyeing is finished. The cooling needs to be carried out by means of a heat exchanger, the heat exchanger utilizes cooling water in a cooling water pipe to exchange heat with high-temperature dye liquor to realize the temperature reduction of the dye liquor, the temperature of the cooled cooling water is high and contains waste heat, and a cooling water recycling system collects and recycles the part of cooling water containing the waste heat.
In the prior art, the temperature-reducing water containing residual temperature is usually used as cooling water after being cooled, and heat exchange is carried out on the dye liquor in the dye vat again, so that the heat in the temperature-reducing water is wasted. The water washing step in the printing process needs hot water washing through a printing water washing machine, so that a cooling water return system is provided, and cooling water with heat after heat exchange is conveyed into the printing water washing machine through a hot water opening of the printing water washing machine to be subjected to hot water washing.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cooling water recycling system has the effect that will contain thermal cooling water reuse and then energy can be saved.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a cooling water recycling system, includes heat exchanger, heat exchanger includes heat medium import, heat medium export, cooling water inlet and cooling water outlet, heat medium import and heat medium export are linked together with the dye vat, cooling water inlet and cooling water piping intercommunication, cooling water outlet and the hot water mouth intercommunication of stamp rinsing machine.
Through adopting above-mentioned technical scheme, the cooling water through the heat exchange is carrying the heat to flow out from the heat exchanger, because cooling water and dye liquor do not direct contact, so cooling water still keeps clean. The cooling water with heat flows into the printing washing machine from a hot water port of the printing washing machine to be used as hot water required by a hot water washing process. And water is not required to be heated again, so that energy is saved.
The utility model discloses further set up to: be connected with open-top cistern between the hot water mouth of cooling water export and stamp rinsing machine, be equipped with first water pump between the hot water mouth of cistern and stamp rinsing machine, first water pump water inlet and cistern are connected, first water pump delivery port is connected with the hot water mouth, be equipped with temperature detection device on the cistern.
Through adopting above-mentioned technical scheme, have thermal cooling rivers and go into the cistern, can transfer the hot water in the cistern through first water pump when the stamp rinsing machine need carry out hot water washing, it is more convenient. The water temperature detection device can display the water temperature in real time and is convenient to control.
The utility model discloses further set up to: and a boiler and a second water pump are arranged between the first water pump and a hot water port of the printing washing machine, a water inlet of the boiler is communicated with the first water pump, a water outlet of the boiler is connected with a water inlet of the second water pump, and a water outlet of the second water pump is connected with the hot water port of the printing washing machine.
Through adopting above-mentioned technical scheme, hot water temperature in the cistern can not reach the temperature of stamp hot washing, can flow into the boiler through first water pump and heat to corresponding temperature after, the rethread second water pump flows into in the stamp washing machine and carries out hot washing.
The utility model discloses further set up to: and the opening of the water storage tank is covered with an insulation board.
Through adopting above-mentioned technical scheme, promote the thermal insulation performance of cistern, prevent calorific loss.
The utility model discloses further set up to: the water storage tank is provided with a backflow water valve, the backflow water valve is communicated with the cooling water pipe, a third water pump is connected between the backflow water valve and the cooling water pipe, a water inlet of the third water pump is connected with the backflow water valve, and a water outlet of the third water pump is connected with the cooling water pipe.
Through adopting above-mentioned technical scheme, when the hot water in the cistern loses the heat because of the time, then take out condenser tube through the water in third water pump with the cistern, carry out the heat exchange through heat exchanger once more.
The utility model discloses further set up to: the water inlet of the heating water valve is communicated with the hot water port of the printing washing machine, a fourth water pump is connected between the hot water port of the printing washing machine and the hot water port of the printing washing machine, a water inlet of the fourth water pump is connected with the heating water valve, and a water outlet of the fourth water pump is connected with the hot water port of the printing washing machine.
By adopting the technical scheme, the temperature of hot water in the water storage tank is fed back by the temperature detection system, when the temperature of the hot water can be directly used for hot water washing, the straight water valve is opened, and the hot water is sent into a hot water port of the printing washing machine by the fourth water pump; when the hot water temperature is not enough, the hot water is pumped into the boiler through the first water pump and heated to the specified temperature, and then flows into a hot water port of the printing rinsing machine through the second water pump.
The utility model discloses further set up to: the heat exchanger is a plate heat exchanger.
By adopting the technical scheme, the plate heat exchanger is efficient and quick in heat exchange and saves heat energy.
The utility model discloses further set up to: and a water stop valve is arranged on the cooling water inlet.
Through adopting above-mentioned technical scheme, the cooling is accomplished in the dye vat, goes out after the cloth, when dyeing next batch cloth, need keep high temperature this moment, stops cooling hydrothermal exchange through the stagnant water valve, guarantees that the dyeing goes on normally.
To sum up, the utility model discloses following beneficial effect has:
1. through the arrangement that the cooling water outlet of the heat exchanger is connected with the hot water port of the printing washing machine, the cooling water with heat after heat exchange can flow into the printing washing machine for hot water washing;
2. the arrangement of the water storage tank can store the cooling water with heat, and then the cooling water with proper temperature is adjusted to the printing washing machine for hot washing;
3. through the setting of boiler, can heat the cooling water that has the heat but can not reach the hot washing temperature requirement, then flow into the printing washing machine and wash.
Drawings
Fig. 1 is a schematic structural diagram for embodying the whole of the present invention;
fig. 2 is another schematic structural diagram for embodying the whole in the present invention.
In the figure, 1, a heat exchanger; 2. a reservoir; 3. a boiler; 11. a heating medium inlet; 12. a heating medium outlet; 13. a cooling water inlet; 14. a cooling water outlet; 15. a cooling water pipe; 131. a water stop valve; 21. a straight water flow valve; 22. a heating water valve; 23. a return water valve; 24. a first water pump; 25. a second water pump; 26. a third water pump; 27. a fourth water pump; 28. a thermal insulation board; 29. a water temperature detection device.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the cooling water recycling system of the present invention comprises a heat exchanger 1, a water reservoir 2 and a boiler 3. The heat exchanger 1 in this embodiment is preferably a plate heat exchanger including a heating medium inlet 11, a heating medium outlet 12, a cooling water inlet 13, and a cooling water outlet 14. The heating medium inlet 11 and the heating medium outlet 12 are communicated with the dye vat, the cooling water inlet 13 is communicated with the cooling water pipe 15, and the cooling water inlet 13 is provided with a water stop valve 131; the cooling water outlet 14 is communicated with the water reservoir 2. The top end of the water storage tank 2 is opened and communicated with a boiler 3, and the boiler 3 is communicated with a hot water port of the printing washing machine. And (3) flowing the cooling water with heat after heat exchange into the printing water washing machine through the water storage tank 2 and the boiler 3 to carry out hot water washing process.
As shown in fig. 2, a water temperature detecting device 29 is disposed on the reservoir 2, in this embodiment, the water temperature detecting device is a digital thermo-hygrometer manufactured by wile instrument factory and having a model of DTM280, a waterproof probe of the thermo-hygrometer extends into the reservoir, and a display is mounted on an outer side wall of the reservoir to display the temperature of the cooling water in the reservoir 2. The cistern 2 is built as the main part by insulation material, preferably adopts sea to hold the module to build the cistern 2 in this embodiment, and the opening part lid of cistern 2 is equipped with heated board 28, guarantees that the heat of cooling water is difficult for losing in the cistern 2.
As shown in fig. 2, a heating water valve 22, a straight-flow water valve 21 and a return water valve 23 are arranged on the water storage tank 2, the heating water valve 22 is communicated with the water inlet of the boiler 3 through a pipeline, a first water pump 24 is connected between the heating water valve 22 and the water inlet of the boiler 3, the water inlet of the first water pump 24 is connected with the water storage tank 2, and the water outlet of the first water pump 24 is connected with the hot water port. The water outlet of the boiler 3 is connected with a second water pump 25, the water inlet of the second water pump 25 is connected with the water outlet of the boiler 3, and the water outlet of the second water pump 25 is connected with the hot water port of the printing washing machine. The direct flow water valve 21 is communicated with a hot water port of the printing washing machine through a pipeline, a fourth water pump 27 is connected between the direct flow water valve 21 and the hot water port of the printing washing machine, a water inlet of the fourth water pump 27 is connected with the heating water valve 22, and a water outlet of the fourth water pump 27 is connected with the hot water port of the printing washing machine. The backflow water valve 23 is communicated with the cooling water pipe 15, a third water pump 26 is connected between the backflow water valve 23 and the cooling water pipe 15, a water inlet of the third water pump 26 is connected with the backflow water valve 23, and a water outlet of the third water pump 26 is connected with the cooling water pipe 15. When the heat quantity of the cooling water in the reservoir 2 is scattered to the room temperature due to long-term standing, the cooling water is sent into the cooling water pipe 15 through the third water pump 26 to be used as cooling water again for heat exchange.
The specific implementation process comprises the following steps: when the dye liquor in the dye vat needs to be cooled, firstly, the dye liquor enters the plate heat exchanger from a heat medium inlet 11 of the plate heat exchanger, cooling water flows into a cooling water inlet of the plate heat exchanger from a cooling water pipe 15, and heat exchange is carried out between the cooling water and the dye liquor in the plate heat exchanger. The heated reduced temperature water then flows from the reduced temperature water outlet 14 into the water reservoir 2, at which time the temperature of the reduced temperature water in the water reservoir 2 is displayed on the display of the water temperature detection device 29.
And finally, when the printing washing machine needs to be washed by hot water, when the temperature of the cooling water in the reservoir 2 reaches the hot washing temperature of the printing process, the straight water valve 21 and the fourth water pump 27 are directly opened, and the cooling water flows into a hot water port of the printing washing machine through the fourth water pump 27. Open heating water valve 22 and first water pump 24 when cistern 2 temperature is less than the temperature of printing technology hot water washing, the cooling rivers flow into boiler 3 and heat, open second water pump 25 when heating to the assigned temperature, the cooling rivers flow into the hot water mouth of printing rinsing machine. When the water in the reservoir 2 is left overnight or for a long time, the heat is dissipated, the cooling water is cooled again, the backflow water valve 23 and the third water pump 26 are opened, and the cooling water flows into the cooling water pipe 15 through the third water pump 26 and enters the plate heat exchanger again for heat exchange. When the dye liquor in the dye vat is cooled completely, the water stop valve 131 can be closed, and the cooling water in the cooling water pipe 15 stops entering the plate heat exchanger, so that the dye vat is convenient to heat and dye again. This operation is completed.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a cooling water recycling system, includes heat exchanger (1), heat exchanger (1) is including heat medium inlet (11), heat medium export (12), cooling water inlet (13) and cooling water export (14), its characterized in that: the heating medium inlet (11) and the heating medium outlet (12) are communicated with the dye vat, the cooling water inlet (13) is communicated with the cooling water pipe (15), and the cooling water outlet (14) is communicated with a hot water opening of the printing washing machine.
2. The cooling water recycling system according to claim 1, wherein: be connected with open-top cistern (2) between cooling water outlet (14) and the hot water mouth of stamp rinsing machine, be equipped with first water pump (24) between cistern (2) and the hot water mouth of stamp rinsing machine, the water inlet and the cistern (2) of first water pump (24) are connected, the delivery port of first water pump (24) is connected with the hot water mouth of stamp rinsing machine, be equipped with temperature detection device (29) on cistern (2).
3. The cooling water reuse system according to claim 2, wherein: be equipped with boiler (3) and second water pump (25) between the hot water mouth of first water pump (24) and stamp rinsing machine, the water inlet and first water pump (24) the intercommunication of boiler (3), the delivery port and the water inlet of second water pump (25) of boiler (3) are connected, and the delivery port and the hot water mouth of stamp rinsing machine of second water pump (25) are connected.
4. The cooling water reuse system according to claim 2, wherein: an opening of the water storage tank (2) is covered with a heat insulation plate (28).
5. The cooling water reuse system according to claim 2, wherein: be equipped with return water valve (23) on cistern (2), return water valve (23) and condenser tube (15) intercommunication, just be connected with third water pump (26) between return water valve (23) and condenser tube (15), the water inlet and return water valve (23) of third water pump (26) are connected, the delivery port and the condenser tube (15) of third water pump (26) are connected.
6. The cooling water reuse system according to claim 3, wherein: be equipped with on cistern (2) and add hot water valve (22) and straight-flow water valve (21), add the water inlet intercommunication of hot water valve (22) and first water pump (24), straight-flow water valve (21) and the hot water mouth intercommunication of stamp rinsing machine, just be connected with fourth water pump (27) between the hot water mouth of straight-flow water valve (21) and stamp rinsing machine, the water inlet and the water valve (22) of fourth water pump (27) are connected, the delivery port of fourth water pump (27) is connected with the hot water mouth of stamp rinsing machine.
7. The cooling water recycling system according to claim 1, wherein: the heat exchanger (1) is a plate heat exchanger.
8. The cooling water recycling system according to claim 1, wherein: and a water stop valve (131) is arranged on the cooling water inlet (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921310833.2U CN210712168U (en) | 2019-08-13 | 2019-08-13 | Cooling water recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921310833.2U CN210712168U (en) | 2019-08-13 | 2019-08-13 | Cooling water recycling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210712168U true CN210712168U (en) | 2020-06-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921310833.2U Active CN210712168U (en) | 2019-08-13 | 2019-08-13 | Cooling water recycling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210712168U (en) |
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2019
- 2019-08-13 CN CN201921310833.2U patent/CN210712168U/en active Active
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