CN216320890U - Forming machine exhaust treatment system - Google Patents
Forming machine exhaust treatment system Download PDFInfo
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- CN216320890U CN216320890U CN202122358007.9U CN202122358007U CN216320890U CN 216320890 U CN216320890 U CN 216320890U CN 202122358007 U CN202122358007 U CN 202122358007U CN 216320890 U CN216320890 U CN 216320890U
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Abstract
The utility model discloses a waste gas treatment system of a setting machine, which relates to the technical field of waste gas treatment and comprises a first filtering device connected with an exhaust port of the setting machine, wherein the air outlet end of the first filtering device is connected with a fluid suction inlet of an injection pump through a first fan, a working fluid inlet of the injection pump is connected with a liquid outlet of a circulating pump, a fluid outlet of the injection pump is connected with a liquid inlet at the bottom of an emulsion tank, the exhaust port at the top of the emulsion tank is connected with a second fan, an overflow port at one side of the upper part of the emulsion tank is communicated with an oil-water separator through an overflow pipe, an oil outlet of the oil-water separator is connected with an oil collecting tank, and a water outlet of the oil-water separator is connected with a liquid inlet of the circulating pump. The utility model can solve the problems of large occupied area, more equipment, high energy consumption, easy fire hazard and other safety accidents and low purification efficiency in the prior setting machine waste gas treatment.
Description
Technical Field
The utility model relates to the technical field of waste gas treatment, in particular to a waste gas treatment system of a setting machine.
Background
In the process of weaving and dyeing textiles, various textile auxiliary agents and solvents are required to improve the appearance, appearance characteristics and dyeing quality of products. The dyed and rinsed textile contains much moisture, together with organic compounds such as grease, wax and solvent, etc., and is heated and evaporated during high-temperature heat treatment in the setting machine, and the moisture is discharged along with waste heat air to form waste gas.
The waste gas of the setting machine is a mixed fluid containing gas, liquid and solid three-state pollutants, has the characteristics of high temperature, high humidity, complex oil content and components and the like, and has very severe damage. The outlet temperature of the flue gas of the setting machine is generally within the range of 100-200 ℃, and the air displacement is about 3000-13000 m3In terms of hours. When the waste gas is discharged into the atmosphere and the temperature is reduced to be below the dew point, the water vapor in the waste gas is condensed into white water vapor, and the organic compounds with high boiling point are condensed due to the temperature reduction to form light blue smoke consisting of a plurality of fine-particle-size and sticky particles and have unpleasant smell. The evaporative organic vapor and viscous oil mist particles in the waste gas and solid particles such as textile fibers and dust form the gas-liquid-solid three-state primary pollutants of the flue gas of the setting machine. The concentration of oil mist particles in the waste gas is 25-120 mg/m3The particle size distribution is between 0.01 and 1.0 mu m, which is a difficult point and a key point of the waste gas treatment of the existing setting machine, and the content is higher when processing the setting chemical fiber products and lower when processing the pure cotton fabrics. Even at low mass concentrations, such contaminants can significantly reduce the transparency of the exhaust gas, which can affect the visual perception of the atmospheric environment. Organic steam and oil mist smoke in the exhaust gas are important sources of substances damaging the ozone layer and PM2.5 in the atmosphere, and also are main sources of photochemical smog in the air, thereby influencing the quality of the environmental air and damaging the earth ecology. The waste gas contains vomit odor and oily particles which are offensive to the health of residents; various persistent pollutants contained in the exhaust gas cause various breaths of the human bodyDiseases of the tract and the like. The oil smoke particles are condensed and adhered in pipelines and equipment, so that the pipeline equipment is not blocked and fails, and the oil smoke particles have flammable and explosive properties, thereby endangering the safety and the stability of enterprises. With the increasing importance of the country on environmental protection, the requirement of enterprises on the waste gas purification treatment equipment of the setting machine is higher and higher.
The traditional waste gas purification treatment equipment of the setting machine mainly adopts a high-voltage electrostatic oil fume purifier and wet washing and purifying equipment. The two treatment devices occupy large area, have more equipment and high energy consumption, and the high-voltage electrostatic oil fume purifier easily causes fire and other safety accidents in the using process due to static electricity and flying floc in waste gas, and the wet washing and purifying equipment has low purifying efficiency of mechanical separation and purification equipment and is only suitable for occasions with low requirements on pretreatment or purifying efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a waste gas treatment system of a setting machine, which solves the problems of large occupied area, more equipment, high energy consumption, easy occurrence of safety accidents such as fire and the like and low purification efficiency in the waste gas treatment of the existing setting machine.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a forming machine exhaust-gas treatment system, includes the first filter equipment who is connected with the gas vent of forming machine, the end of giving vent to anger of first filter equipment is connected with the fluid sunction inlet of jet pump through first fan, the working fluid entry of jet pump is connected with the liquid outlet of circulating pump, and the fluid outlet of jet pump is connected with the inlet of emulsion tank bottom, the gas vent and the second fan at emulsion tank top are connected, and the overflow mouth of emulsion tank upper portion one side passes through overflow pipe and oil water separator intercommunication, oil-out and the oil collecting groove of oil water separator are connected, and oil water separator's delivery port and the inlet of circulating pump are connected.
Furthermore, a fluid outlet of the injection pump is connected with one end of a connecting pipe, a plurality of ultrasonic emitters are arranged on the inner surface of the connecting pipe, the other end of the connecting pipe is connected with a second filtering device, and a liquid discharge end of the second filtering device is connected with a liquid inlet at the bottom of the emulsion tank through a pipeline pump.
Further, the first filtering device is a high-temperature-resistant screen filter.
Further, second filter equipment includes two scraper formula self-cleaning filter that set up side by side, and the upstream end and the low reaches end of every scraper formula self-cleaning filter set up filter feed liquor valve and filter respectively and go out the liquid valve, the other end of connecting pipe is connected with two filter feed liquor valves simultaneously, and two filter go out the liquid valve and are connected with the feed liquor end of tubing pump simultaneously.
Furthermore, a plurality of ultrasonic emitters are arranged on the inner wall of the emulsification tank.
Further, the bottom in the emulsification tank is provided with a heat exchange tube, and a sieve plate is arranged above the heat exchange tube.
Further, the top of oil water separator sets up the frizing, and oil water separator's the outside sets up the oil storage tank in the position that corresponds with the frizing, the oil storage tank is connected with the oil collecting groove, oil water separator's top one side still sets up the water filling port.
Further, the exhaust end of the second fan is connected with the air inlet of the setting machine.
The utility model has the following beneficial effects:
the waste gas treatment system of the setting machine has the advantages of small occupied area, less equipment and low energy consumption, solid particles and gaseous and liquid organic compounds contained in waste gas of the setting machine are respectively removed through multiple times of filtration and multiple times of emulsification, the waste gas treatment efficiency is higher, and safety accidents such as fire disasters and the like can not be caused.
The waste gas treatment system of the setting machine can recycle heat energy and oil in waste gas of the setting machine, and greatly saves energy.
Drawings
Fig. 1 is a schematic structural diagram of an exhaust gas treatment system of the setting machine of the present invention.
Detailed Description
Example 1:
as shown in fig. 1, a setting machine waste gas treatment system comprises a first filtering device 1 connected with an exhaust port of a setting machine 11, wherein an air outlet end of the first filtering device 1 is connected with a fluid suction inlet of an injection pump 3 through a first fan 2, a working fluid inlet of the injection pump 3 is connected with a liquid outlet of a circulating pump 10, a fluid outlet of the injection pump 3 is connected with a liquid inlet at the bottom of an emulsion tank 6, an exhaust port at the top of the emulsion tank 6 is connected with a second fan 7, an overflow port at one side of the upper part of the emulsion tank 6 is communicated with an oil-water separator 8 through an overflow pipe 601, an oil outlet of the oil-water separator 8 is connected with an oil collecting tank 9, and a water outlet of the oil-water separator 8 is connected with a liquid inlet of the circulating pump 10.
The waste gas of the setting machine contains a large amount of solid particles such as fabric fibers and dust, the larger solid particles such as the fabric fibers and the dust are intercepted through the first filtering device, and the first filtering device is cleaned regularly.
The high-speed water flow of the circulating water pump passes through the jet pump to form negative pressure in a cavity of the jet pump, and the waste gas of the setting machine is fully mixed with the water.
The liquid water separated by the oil-water separator 8 is recycled by the circulating pump 10, and water resources are saved.
The fluid outlet of jet pump 3 is connected with the one end of connecting pipe 301, the internal surface of connecting pipe 301 sets up a plurality of ultrasonic emitter 12, the other end and the second filter equipment 4 of connecting pipe 301 are connected, the flowing back end of second filter equipment 4 is connected with the inlet of emulsification tank 6 bottom through tubing pump 5.
The first filtering device 1 is a high-temperature-resistant screen filter.
The second filtering device 4 comprises two scraper-type self-cleaning filters 401 arranged side by side, the upstream end and the downstream end of each scraper-type self-cleaning filter 401 are respectively provided with a filter liquid inlet valve 402 and a filter liquid outlet valve 403, the other end of the connecting pipe 301 is simultaneously connected with the two filter liquid inlet valves 402, and the two filter liquid outlet valves 403 are simultaneously connected with the liquid inlet ends of the pipeline pumps 5.
The mixed fluid still contains viscous oil mist particles, textile fibers, dust and other solid particles, and the solid particles are removed through a second filtering device. The second filter device comprises two sets of scraper type self-cleaning filters 401 which are used and prepared at one time and are switched to clean at regular intervals.
A plurality of ultrasonic emitters 12 are arranged on the inner wall of the emulsification tank 6.
The filtered fluid is pumped by tubing into an emulsion tank 6. Ultrasonic generators are arranged on two sides of the emulsifying tank 6 in a relative staggered way, and under the emulsifying action of ultrasonic waves, various organic compounds such as grease, wax, solvent and the like in the waste gas are mixed in the liquid together for thorough emulsification. The insoluble gaseous inorganic substance is separated from the liquid, does not contain organic steam, oil mist smoke, oily particles and vomit odor, and can be sent to the setting machine for reuse by a fan. The emulsified liquid flows into the oil-water separator 8 through an overflow pipe.
The ultrasonic emulsification has better emulsification effect.
The bottom in the emulsification tank 6 is provided with a heat exchange tube 1201, and a sieve plate 1202 is arranged above the heat exchange tube 1201.
Due to the higher exhaust gas temperature, the liquid temperature also rises continuously with increasing sequence number. In order to utilize heat energy and reduce the temperature of liquid, a heat exchange pipe is arranged at the lower part of the emulsifying tank 6 to preheat hot water required by a workshop.
The heat exchange tube 1201 can accelerate the cooling speed of the mixture in the emulsification tank 6, and meanwhile, heat energy can be used for preheating hot water in a workshop, so that heat energy is saved.
The perforated plate 1202 is used to make the mixture distribution in the emulsification tank 6 more uniform, so that the emulsification effect is better.
The top of oil water separator 8 sets up frizing 801, and oil water separator 8's the outside sets up oil storage tank 802 with frizing 801 corresponding position, oil storage tank 802 is connected with oil collecting groove 9, oil water separator 8's top one side still sets up water filling port 803.
The emulsified liquid flows into the oil-water separator 8 through the overflow pipe, the emulsified liquid is slowly layered in the standing process, lighter grease floats on the emulsified liquid, and the emulsified liquid is continuously scraped into the oil storage tank 802 through the oil scraping plate and flows into the oil collecting tank 9. Meanwhile, the oil-water separator 8 is compensated with water, and the liquid level is kept stable. The lower part of the water is connected to a circulating pump for recycling.
And the exhaust end of the second fan 7 is connected with the air inlet of the setting machine 11.
The waste gas treatment system of the setting machine has the advantages of small occupied area, less equipment and low energy consumption, solid particles and gaseous and liquid organic compounds contained in the waste gas of the setting machine are respectively removed through multiple times of filtration and multiple times of emulsification, the waste gas treatment efficiency is higher, and safety accidents such as fire disasters and the like cannot be caused.
The working process is as follows:
1. the waste gas of the setting machine is introduced into the high-temperature-resistant screen filter through the first fan, and the high-temperature-resistant screen filter filters solid particles in the waste gas of the setting machine.
2. And (3) introducing the waste gas of the setting machine filtered in the step (1) into a fluid suction inlet of a jet pump, pumping the water into a working fluid inlet of the jet pump through a circulating pump, and fully mixing the waste gas of the setting machine and the water in the jet pump to obtain a mixture A.
3. The mixture A is preliminarily emulsified through a connecting pipe provided with a plurality of ultrasonic transmitters, and the preliminarily emulsified mixture A is secondarily filtered through a second filtering device. The second filter equipment includes two scraper formula self-cleaning filters that set up side by side, the upper reaches end and the low reaches end of every scraper formula self-cleaning filter set up filter feed liquor valve and filter respectively and go out the liquid valve, the other end of connecting pipe is connected with two filter feed liquor valves simultaneously, two filter go out the liquid valve and are connected with the feed liquor end of tubing pump simultaneously, when using second filter equipment to carry out secondary filter to the mixture A of preliminary emulsification, go out two scraper formula self-cleaning filters of on-off control of liquid valve through two filter feed liquor valves and two filters and work in turn. The mixture A is pumped into an emulsifying tank, the emulsifying tank emulsifies the mixture A through a plurality of ultrasonic transmitters on the inner wall of the emulsifying tank, gaseous and liquid organic compounds in waste gas of the setting machine are evenly emulsified with water to obtain a mixture B, gaseous inorganic matters in the waste gas of the setting machine are discharged from an exhaust port in the top of the emulsifying tank through a second fan and then are sent into an air inlet of the setting machine again, and the mixture B enters an oil-water separator through an overflow pipe. The bottom in the emulsification tank sets up the heat exchange tube, and the heat exchange tube top sets up the orifice plate, and behind mixture A got into the emulsification tank, the temperature that mixture A was reduced in the heat exchange tube through the cooling water heat transfer to mixture A, and the cooling water temperature in the heat exchange tube risees and is used for the workshop to use, and mixture A gets into the emulsification tank inside orifice plate top region after the dispersion of orifice plate.
4. And the mixture B is layered in an oil-water separator, the oil-water separator separates the grease on the upper layer into an oil collecting tank, and the water on the lower layer is pumped into a working fluid inlet of the jet pump through a circulating pump. The oil-water separator performs oil-water separation on the mixture B through the oil scraping plate, and when the liquid level in the oil-water separator is too low, water is supplied into the oil-water separator through the water filling port.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in any way, and those skilled in the art can make various changes and modifications to the equivalent embodiments without departing from the scope of the present invention, and all such changes, modifications, equivalents and improvements that can be made to the above embodiments without departing from the technical spirit of the present invention are within the spirit and principle of the present invention.
Claims (8)
1. The utility model provides a forming machine exhaust-gas treatment system, its characterized in that includes first filter equipment (1) of being connected with the gas vent of forming machine (11), the end of giving vent to anger of first filter equipment (1) is connected with the fluid sunction inlet of jet pump (3) through first fan (2), the working fluid entry of jet pump (3) is connected with the liquid outlet of circulating pump (10), and the fluid outlet of jet pump (3) is connected with the inlet of emulsification tank (6) bottom, the gas vent and the second fan (7) at emulsification tank (6) top are connected, and the overflow mouth of emulsification tank (6) upper portion one side passes through overflow pipe (601) and oil water separator (8) intercommunication, the oil-out and the oil collecting groove (9) of oil water separator (8) are connected, and the delivery port of oil water separator (8) is connected with the inlet of circulating pump (10).
2. The waste gas treatment system of the setting machine as claimed in claim 1, wherein the fluid outlet of the jet pump (3) is connected with one end of a connecting pipe (301), a plurality of ultrasonic emitters (12) are arranged on the inner surface of the connecting pipe (301), the other end of the connecting pipe (301) is connected with a second filtering device (4), and the liquid discharge end of the second filtering device (4) is connected with the liquid inlet at the bottom of the emulsifying tank (6) through a pipeline pump (5).
3. The exhaust gas treatment system of the setting machine as claimed in claim 1, wherein the first filtering device (1) is a high temperature resistant mesh filter.
4. The waste gas treatment system of the setting machine as claimed in claim 2, wherein the second filtering device (4) comprises two scraper-type self-cleaning filters (401) arranged side by side, the upstream end and the downstream end of each scraper-type self-cleaning filter (401) are respectively provided with a filter liquid inlet valve (402) and a filter liquid outlet valve (403), the other end of the connecting pipe (301) is simultaneously connected with the two filter liquid inlet valves (402), and the two filter liquid outlet valves (403) are simultaneously connected with the liquid inlet ends of the pipeline pumps (5).
5. The exhaust-gas treatment system of the setting machine according to claim 1, characterized in that a plurality of ultrasonic emitters (12) are arranged on the inner wall of the emulsifying tank (6).
6. The waste gas treatment system of the setting machine is characterized in that a heat exchange pipe (1201) is arranged at the bottom of the emulsifying tank (6), and a sieve plate (1202) is arranged above the heat exchange pipe (1201).
7. The waste gas treatment system of the setting machine as claimed in claim 1, wherein an oil scraping plate (801) is arranged at the top of the oil-water separator (8), an oil storage tank (802) is arranged at the position, corresponding to the oil scraping plate (801), outside the oil-water separator (8), the oil storage tank (802) is connected with an oil collecting tank (9), and a water filling port (803) is further arranged on one side of the top of the oil-water separator (8).
8. The setting machine exhaust gas treatment system of claim 1, wherein the exhaust end of the second fan (7) is connected with the air inlet of the setting machine (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122358007.9U CN216320890U (en) | 2021-09-28 | 2021-09-28 | Forming machine exhaust treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122358007.9U CN216320890U (en) | 2021-09-28 | 2021-09-28 | Forming machine exhaust treatment system |
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| Publication Number | Publication Date |
|---|---|
| CN216320890U true CN216320890U (en) | 2022-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122358007.9U Active CN216320890U (en) | 2021-09-28 | 2021-09-28 | Forming machine exhaust treatment system |
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| CN (1) | CN216320890U (en) |
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2021
- 2021-09-28 CN CN202122358007.9U patent/CN216320890U/en active Active
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