CN219474413U - Waste heat recovery device of self-cleaning setting machine - Google Patents
Waste heat recovery device of self-cleaning setting machine Download PDFInfo
- Publication number
- CN219474413U CN219474413U CN202320177716.3U CN202320177716U CN219474413U CN 219474413 U CN219474413 U CN 219474413U CN 202320177716 U CN202320177716 U CN 202320177716U CN 219474413 U CN219474413 U CN 219474413U
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- Prior art keywords
- pipe
- self
- recovery device
- heat recovery
- setting machine
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- 238000011084 recovery Methods 0.000 title claims abstract description 26
- 239000002918 waste heat Substances 0.000 title claims abstract description 24
- 238000004140 cleaning Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 57
- 239000007921 spray Substances 0.000 claims description 44
- 239000002912 waste gas Substances 0.000 claims description 30
- 239000007789 gas Substances 0.000 claims description 10
- 239000002351 wastewater Substances 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 2
- 239000000779 smoke Substances 0.000 abstract description 3
- 239000000428 dust Substances 0.000 abstract description 2
- 239000000835 fiber Substances 0.000 abstract description 2
- 238000007667 floating Methods 0.000 abstract description 2
- 239000003595 mist Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 239000008399 tap water Substances 0.000 description 3
- 235000020679 tap water Nutrition 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 244000144992 flock Species 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a waste heat recovery device of a self-cleaning setting machine, which aims at solving the problem that fibers, dust and floating in smoke adhere to a heat exchanger to cause total heat exchange blockage and finally disable a heat recovery function in the prior art. The utility model is suitable for the large-channel plate heat exchanger.
Description
Technical Field
The utility model belongs to the technical field of setting machines, and particularly relates to a self-cleaning setting machine waste heat recovery device.
Background
The setting machine is one of the main energy-consuming devices in the textile dyeing and finishing industry. The working temperature of the oven of the common setting machine is about 200 ℃ and the temperature of the waste gas is about 160 ℃; the cotton fabric is at about 140 ℃ and the waste gas temperature is about 100 ℃. The energy consumption of a single setting machine is estimated to be 60-100 kilo cards, the heat energy consumed by the processing and setting of the fabric is only 29 percent, the heat loss of a machine body is about 10 percent, and a large amount of the rest heat energy (more than 60 percent) is dissipated into the atmosphere along with the waste gas, and meanwhile, the waste gas has high humidity, contains oil smoke and has complex components, so that not only is the waste of energy sources caused, but also serious environmental pollution is caused.
After the waste heat recovery is adopted, the temperature of the discharged waste gas is reduced to below 90 ℃, the pressure of environmental protection treatment and cooling is reduced, the discharged particles after spraying and electrostatic treatment are basically below 15mg/m < 3 >, the oil smoke is below 9mg/m < 3 >, the waste heat temperature recycling rate is above 83%, the treatment effect is remarkable, in addition, the heat radiation of a waste gas air pipe to a workshop can be reduced through the waste heat recovery, the temperature between shaped locomotives is reduced, and good working environment is created for workshop workers, so that the method has good economic and social benefits.
However, the waste gas of the setting machine contains oil vapor, water vapor, flock, chemical substances and the like, is extremely easy to condense after heat recovery and cooling, blocks the heat exchanger, is difficult to clean, causes heat recovery failure, and is the cause of failure of most energy-saving transformation, so the utility model provides a self-cleaning setting machine waste heat recovery device.
Disclosure of Invention
The utility model aims to solve the technical problems in the prior art and provides a waste heat recovery device of a self-cleaning setting machine, wherein a spray box is arranged in a heat exchanger, water in the spray box forms water mist through a spray opening, the water mist is adsorbed on a heat exchange plate, and the heat exchange plate is cleaned.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a self-cleaning setting machine waste heat recovery device, comprising: the heat exchanger comprises a heat exchange plate bundle, wherein the heat exchange plate bundle is provided with a cold flow channel and a hot flow channel, the fresh air through pipe is connected to two ends of the cold flow channel, and the waste gas through pipe is connected to two ends of the hot flow channel; the fresh air through pipe and the waste gas through pipe are communicated with an oven of the setting machine; the method is characterized in that: the heat exchanger is internally provided with a spray box, the spray box is provided with a spray opening, the spray opening sprays the heat flow channel, the heat exchanger is provided with a water outlet, and the water outlet is used for discharging sprayed waste water.
Further, the spray box is arranged at the top of the heat exchanger, and a spray opening is arranged at the bottom of the spray box.
Further, the spray box is provided with a pipeline loop, and the pipeline loop is provided with a water pump, a water tank, a check valve and an electric valve.
Further, a steam generator is arranged in the water tank.
Further, the one end that fresh air siphunculus connected the oven sets up a plurality of minutes pipe, and minute pipe evenly distributed is in the one end of oven.
Further, air curtains are arranged at two ends of the oven.
Further, one end of the fresh air through pipe close to the air outlet is provided with a fresh air draught fan.
Further, a section of the waste gas through pipe close to the air outlet is provided with a waste gas induced draft fan.
Further, the utility model also comprises: the filter is arranged on the exhaust gas through pipe between the oven and the heat exchanger.
Further, the bottom of the heat exchanger is provided with a water collecting tank, and the water collecting tank is provided with a water outlet.
Due to the adoption of the technical scheme, the utility model has the following beneficial effects:
aiming at the problems that fibers, dust and floating in the flue gas adhere to the heat exchanger to cause total heat exchange blockage and finally cause failure of a heat recovery function in the prior art, the utility model arranges a spray box in the heat exchanger, wherein the spray box is provided with a spray opening, the heat exchanger is provided with a water outlet, hot water is poured into the spray box to generate water pressure, heat flow is promoted to form water mist through the spray opening, the water mist is adsorbed on a heat exchange plate, the heat exchange plate is cleaned, and the heat recovery efficiency is ensured by dredging the blocked impurities in the heat exchanger at regular time. The utility model is suitable for the large-channel plate heat exchanger.
Drawings
The utility model is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic plan view of the connection of the spray tank, water pump and check valve of the present utility model;
fig. 3 is a schematic view of a partial structure of a heat exchange plate bundle according to the present utility model.
In the figure, a 1-heat exchanger; 2-a fresh air through pipe; 3-an exhaust gas through pipe; 4-branch pipes; 5-a filter; 6-a water tank; 7-an exhaust gas induced draft fan; 8-a fresh air draught fan; 9-baking oven; 10-spraying box; 11-a water collection tank; 12-an electric valve; 13-check valve; 14-a water pump; 15-a steam generator; 16-a water outlet; 17-cold flow channel; 18-a heat flow channel; 19-heat exchange plate.
Detailed Description
As shown in fig. 1 to 3, the utility model relates to a waste heat recovery device of a self-cleaning setting machine, comprising: the heat exchanger 1, fresh air through pipe 2 and waste gas through pipe 3, heat exchanger 1 includes the heat exchange plate bundle, and the heat exchange plate bundle is by a series of mutual parallel, have ripple surface, be equipped with four angle hole's heat exchange plate 19 and overlap and form. The heat exchange plate bundle is provided with a cold flow channel 17 and a hot flow channel 18, the fresh air through pipe 2 is connected to two ends of the cold flow channel 17, and the waste gas through pipe 3 is connected to two ends of the hot flow channel 18; the fresh air through pipe 2, the waste gas through pipe 3 and the heat exchanger 1 are arranged on the baking oven 9 of the setting machine, and the fresh air through pipe 2 and the waste gas through pipe 3 are communicated with the baking oven 9; the energy saving rate of waste gas waste heat recovery reaches 22% and above, the water consumption of environmental protection equipment is greatly reduced, and the electrostatic treatment efficiency is improved. The inside spray box 10 that is equipped with of heat exchanger 1, spray box 10 are equipped with the mouth that sprays, and heat exchanger 1 is equipped with outlet 16, outlet 16 is used for discharging the waste water after spraying, sprays the mouth along the heat exchanger plate 19 board edge that forms heat flow passageway 18 and controls, sprays the heat exchanger plate 19 face of heat flow passageway both sides. Through the arrangement, hot water is filled into the spray box 10, water pressure is formed in the spray box 10, hot water is extruded from a spray opening under the water pressure to form water mist, the water mist is adsorbed on the heat exchange plate 19 through the heat flow channel 18, the cleaning effect is achieved, and cleaned water is finally discharged from the water outlet 16.
The spray box 10 is arranged at the top of the heat exchanger 1, a spray opening is arranged at the bottom of the spray box 10, water at the top flows out of the spray box 10 under the double pressure of water pressure and gravity, the cleaning efficiency is improved, and the generation of residual water in the spray box 10 is avoided. The spray box 10 is connected with the heat exchanger 1 through sealant, so that the leakage of waste gas is avoided.
The spray box 10 is provided with a pipeline loop, and the pipeline loop is provided with a water pump 14, a check valve 13, an electric valve 12 and a water tank 6 externally connected with tap water. The check valve 13 and the electric valve 12 are arranged at the water inlet of the spray box 10. When the heat exchange plate 19 needs to be cleaned, the electric valve 12 is opened, the water pump 14 supplies tap water in the water tank 6 into the spray tank 10, and the check valve 13 enables the pipeline to form one-way flow, so that the tap water is prevented from flowing back. The electric valve 12 is closed, and the water in the shower box 10 is stopped after the water is used up for cleaning.
The water tank 6 is internally provided with a steam generator 15 for supplying heat to water, and the water temperature is heated to 90 ℃ or above, so that the quick falling of impurities such as grease adhered to the heat exchange plate 19 is facilitated.
One end of the fresh air through pipe 2 connected with the oven 9 is provided with a plurality of branch pipes 4, and the branch pipes 4 are uniformly distributed at one end of the oven 9.
Air curtains are arranged at two ends of the oven 9. The forming machine oven 9 both ends link up for fabric one end gets into, and the other end shifts out, but both ends link up and make the new trend that gets into oven 9 will follow both ends outflow, set up the air curtain and can block the outflow of new trend, guarantee the thermal efficiency of new trend.
And a fresh air draught fan 8 is arranged at one end of the fresh air through pipe 2 close to the air outlet. The section of the exhaust gas through pipe 3 close to the air outlet is provided with an exhaust gas induced draft fan 7. The fresh air draught fan 8 and the waste gas draught fan 7 generate negative pressure, fresh air is led into the fresh air through pipe 2 from the outside and then into the heat exchanger 1, waste gas is led out of the oven 9 and then into the waste gas through pipe 3 and then into the heat exchanger 1, the waste gas and the fresh air are subjected to reverse heat exchange in the heat exchanger 1, after the temperature of the fresh air is raised to 100-160 ℃, the fresh air is continuously heated to the required temperature, about 80% of waste heat is recovered, and the waste heat enters the oven 9 to act on textiles, so that the heat source cost of 30-50% can be saved. And the temperature of the waste gas is reduced to below 100 ℃, so that the environment-friendly treatment is easier. Stainless steel pipelines are adopted for the fresh air through pipe 2 and the waste gas through pipe 3.
The utility model also includes: a filter 5, the filter 5 being arranged on the exhaust gas duct 3 between the oven 9 and the heat exchanger 1. The filter 5 is arranged on one side of the exhaust gas through pipe 3 close to the oven 9 as much as possible, so that dirt on the inner wall of the exhaust gas through pipe 3 is avoided. The filter 5 performs preliminary filtration on substances with large impurities in the exhaust gas, and reduces the load of the heat exchanger 1. The filter 5 may be a commercially available air filter 5.
The bottom of the heat exchanger 1 is provided with a water collecting tank 11 for collecting waste water, and the water collecting tank 11 is provided with a water outlet 16. The water outlet 16 is connected with an original shaping engine oil-water separation tank, and is helpful for decomposing wastewater.
The waste gas through pipes 3 on two sides of the heat flow channel 18 of the heat exchanger 1 are connected with fireproof valves, so that the safety of the device is improved.
According to the utility model, two heat exchangers 1 with opposite hot air outlet directions are arranged on an oven 9, and the waste gas through pipes 3 on the two heat exchangers 1 are connected with a common pipeline of original environmental protection equipment by using a 45-degree bevel angle. Prevent wind channeling each other.
The above is only a specific embodiment of the present utility model, but the technical features of the present utility model are not limited thereto. Any simple changes, equivalent substitutions or modifications and the like made on the basis of the present utility model to solve the substantially same technical problems and achieve the substantially same technical effects are included in the scope of the present utility model.
Claims (10)
1. A waste heat recovery device of a self-cleaning setting machine,
comprising the following steps: a heat exchanger, a fresh air through pipe and a waste gas through pipe,
the heat exchanger comprises a heat exchange plate bundle, wherein the heat exchange plate bundle is provided with a cold flow channel and a hot flow channel, the fresh air through pipe is connected to two ends of the cold flow channel, and the waste gas through pipe is connected to two ends of the hot flow channel;
the fresh air through pipe and the waste gas through pipe are both communicated with an oven of the setting machine;
the method is characterized in that: the heat exchanger is internally provided with a spray box, the spray box is provided with a spray opening, the spray opening sprays the heat flow channel, the heat exchanger is provided with a water outlet, and the water outlet is used for discharging sprayed waste water.
2. The self-cleaning setting machine waste heat recovery device according to claim 1, wherein: the spray box is arranged at the top of the heat exchanger, and the bottom of the spray box is provided with the spray opening.
3. The self-cleaning setting machine waste heat recovery device according to claim 1, wherein: the spray box is provided with a pipeline loop, and the pipeline loop is provided with a water pump, a water tank, a check valve and an electric valve.
4. A self-cleaning setter waste heat recovery device according to claim 3, wherein: a steam generator is arranged in the water tank.
5. The self-cleaning setting machine waste heat recovery device according to claim 1, wherein: the fresh air through pipe is connected with one end of the oven and is provided with a plurality of branch pipes, and the branch pipes are uniformly distributed at one end of the oven.
6. The self-cleaning setting machine waste heat recovery device according to claim 1, wherein: and air curtains are arranged at two ends of the oven.
7. The self-cleaning setting machine waste heat recovery device according to claim 1, wherein: and a fresh air draught fan is arranged at one end of the fresh air through pipe, which is close to the air outlet.
8. The self-cleaning setting machine waste heat recovery device according to claim 1, wherein: and a section of the waste gas through pipe close to the air outlet is provided with a waste gas induced draft fan.
9. The self-cleaning and shaping machine waste heat recovery device according to claim 1, further comprising: the filter is arranged on the exhaust gas through pipe between the oven and the heat exchanger.
10. The self-cleaning setting machine waste heat recovery device according to claim 1, wherein: the bottom of the heat exchanger is provided with a water collecting tank, and the water collecting tank is provided with a water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320177716.3U CN219474413U (en) | 2023-01-15 | 2023-01-15 | Waste heat recovery device of self-cleaning setting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320177716.3U CN219474413U (en) | 2023-01-15 | 2023-01-15 | Waste heat recovery device of self-cleaning setting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219474413U true CN219474413U (en) | 2023-08-04 |
Family
ID=87437887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320177716.3U Active CN219474413U (en) | 2023-01-15 | 2023-01-15 | Waste heat recovery device of self-cleaning setting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219474413U (en) |
-
2023
- 2023-01-15 CN CN202320177716.3U patent/CN219474413U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240125 Address after: Room 311, Building B, Science and Technology Innovation Building, No. 388 Punan Avenue, Pukou Street, Shengzhou City, Shaoxing City, Zhejiang Province, 312400 Patentee after: Shaoxing Yinding Energy Conservation and Environmental Protection Technology Co.,Ltd. Country or region after: China Address before: No. 18, Gaoxiang Road, Chengdong Economic Development Zone, Shengzhou Economic Development Zone, Shengzhou City, Shaoxing City, Zhejiang Province 312400 Patentee before: Ye Leyuan Country or region before: China |
|
| TR01 | Transfer of patent right |