But exhaust treatment device of cyclic utilization water resource
Technical Field
The invention relates to the technical field of waste gas treatment devices, in particular to a waste gas treatment device capable of recycling water resources.
Background
With the progress of the industrial huge round, more and more factories are built, power plants, steel plants, chemical plants and the like are frequently found before people, after a long time, people find that waste gas generated by most factories can cause immeasurable damage to the environment, the waste gas is directly discharged into the atmosphere without being treated, the environment is bound to be threatened, the health of people is harmed, and the health of other organisms in the nature is influenced, so that governments of various countries begin to customize the standard for waste gas discharge, most factories begin to make articles for waste gas treatment in order to achieve the standard, and waste gas treatment and discharge devices suitable for various industries are developed.
These exhaust gas treatment devices have many good effects in the use process, but still have some problems, in the process of treating exhaust gas, although the exhaust gas is treated, the waste resources of the exhaust gas are countless, and the problems of poor treatment effect are revealed, and the Chinese patent specification: CN201811218144.9 a but waste gas treatment device for chemical production of cyclic utilization water resource, the device includes the bottom plate, the left side fixedly connected with box at bottom plate top, the left bottom intercommunication of box has the intake pipe, the left top of box is run through and is provided with the dust screen, the surface of dust screen and the outside cover that is located the box are equipped with sealed the pad, the right side of sealed pad and the left side contact of box, through spouting the medicine board, the otter board, atomizer, the rose box, the filter, the rubber pad, the apron, the threaded rod, the second nut, the liquid medicine case, first water pump, the inlet tube, the second water pump cooperates with drawing the water pipe, the purpose that waste gas treatment device water resource can cyclic utilization for chemical production has been realized, make water resource can cyclic utilization, the waste of water resource has effectively been avoided.
The device still has certain problem, though accomplished the effect of reuse water resource, but when wasing waste gas, thoroughly inadequately to the processing of waste gas, has certain moisture in the waste gas, when getting rid of waste gas, moisture in the waste gas can be along with waste gas gets into in the atmosphere, because the harmful substance in the waste gas, can the polluted atmosphere to continue the healthy of harm people.
Disclosure of Invention
The present invention is directed to an exhaust gas treatment device capable of recycling water resources to solve the above problems.
In order to solve the technical problems, the invention provides the following technical scheme: an exhaust gas treatment device capable of recycling water resources. This exhaust treatment device contains exhaust treatment system and water resource cyclic utilization system, and the exhaust treatment system includes: the waste gas treatment device comprises a waste gas inlet, an exhaust box, a waste gas washing pipe, a venturi pipe, a sewage collecting box, an exhaust pipe, an air blower, an air feed pipe, a demister, a medicine feeding plate and a waste gas treatment frame, wherein the exhaust box, the waste gas washing box and the sewage collecting box are arranged in the waste gas treatment frame, waste gas is treated in the waste gas treatment frame and is discharged along with the exhaust box, the waste gas washing box is internally provided with a waste gas washing pipe, a clean water source is communicated with the waste gas washing pipe, the upper surface of the waste gas washing box is provided with a waste gas inlet, waste gas flows out of the waste gas inlet and enters the waste gas washing box, the exhaust box is arranged on one side of the waste gas washing box, the waste gas washing box is communicated with the exhaust box through the venturi pipe, the waste gas enters the exhaust box through the venturi pipe after being treated by the waste gas washing box, the waste gas washing box is communicated with the sewage collecting box, and sewage generated by treating the waste gas enters the sewage collecting box, be provided with the waste gas after the air feed pipe was handled on the exhaust box and will enter into the air feed pipe under the drumming of air blower, the air blower passes through the air feed pipe with the exhaust box and is connected, air blower and sewage collecting box fixed connection, thereby make the air blower fixed, make it can produce stable drumming effect, the air blower output is provided with the blast pipe, waste gas flows through and enters into in the exhaust pipe behind the air blower, thereby outside the discharge machine, be provided with medicine loading board and defroster in the exhaust box, the defroster sets up in medicine loading board top, the waste gas after the washing still has certain corrosivity and pollutant, add the medicine on the medicine loading board, thereby the corrosivity of neutralization waste gas, after the medicine loading board, through the defogging operation of defroster, make the waste gas water content of emission be less than 3%.
Be provided with a plurality of shower head and an atomising head on the waste gas washing pipe, the shower head is used for releasing the clean water source in the waste gas washing pipe, and the atomising head passes waste gas washing case box and exhaust box, and atomising head output section sets up in the exhaust box, and the atomising head setting is between defroster and last medicine board, and after gaseous process medicine board, can be mingled with some medicaments that add in the waste gas, atomising head blowout water smoke to in its property of a medicine.
By adopting the structure design, the logic is clear, the sludge is removed by utilizing the clean water source and the temperature is reduced, and the harmful degree in the waste gas is improved by the medicine feeding mechanism, so that the discharged waste gas is safer and more reliable.
The sewage collecting box includes: an overflow baffle plate, a waste water discharge port, a water filling port, an access port, a detection tube, a discharge port, a liquid level observation port, a clean water tank, an overflow baffle plate arranged in the waste water collection tank, the overflow baffle plate being capable of performing layered deposition of waste water to primarily purify the waste water, a waste water washing tube passing through the waste water collection tank, a water filling port arranged on one side of the waste water collection tank and connected with the waste gas washing tube, a clean water source entering the waste gas washing tube through the water filling port to perform waste gas washing work, a waste water discharge port arranged on one side of the waste water collection tank for discharging the waste water, a clean water tank arranged on one side of the waste water collection tank close to the waste water discharge port, a clean water tank arranged on one side of the waste water discharge port, a collected waste water after deposition entering the clean water tank, the waste water discharge port communicated with the clean water tank, water in the clean water tank, in order to avoid blocking up and untimely processing, sewage collecting box one side is provided with the test tube and arranges in the mouth, and the water level condition in the sewage collecting box can be monitored to the test tube, arranges in the mouth is located the test tube below, is used for discharging pollutants such as silt to carry out centralized processing, arrange in mouthful and test tube and the inside intercommunication of waste water collecting box, so that the condition in the more accurate monitoring sewage collecting box, sewage collecting box upper surface is provided with the access hole, during the maintenance, only need open the closing cap on the access hole can.
Be provided with a plurality of detection valve on the test tube, detection valve on the test tube all sets up in overflow baffle top, can monitor each liquid level in the sewage collection box through such design to make the detection function of test tube more accurate.
By adopting the structure design, the device has simple structure, can finish the preliminary cleaning operation of the sewage without adding a complex filtering device, and has more economical efficiency.
The water resource recycling system comprises: the water supply system comprises a water supply frame, a first water tower, a second water tower, a third water tower, a plate heat exchanger, a water supply pump, a water return pump, a first water supply pipe, a first return pipe, a second water supply pipe, a third water supply pipe and a second return pipe, wherein the first water tower, the second water tower and the third water tower are fixedly connected with the water supply frame, the water towers provide clean water sources and can cool recovered water, the water return pump is connected with a wastewater discharge port through a flange and can absorb the water source after preliminary deposition, the water return pump is fixedly connected with the first return pipe which sends the water source into the plate heat exchanger, the first return pipe is connected with the second return pipe through the plate heat exchanger, the plate heat exchanger has a preliminary cooling function and plays a role in conversion, a branch is arranged on the second return pipe, and a branch on the second return pipe is respectively connected with the first water tower, the second water tower and the third water tower, can send the pending water source of retrieving to the water tower in, first water supply pipe and water filling port fixed connection, first water supply pipe passes through plate heat exchanger with the second water supply pipe and is connected, second water supply pipe and delivery pump fixed connection, under the effect of delivery pump, clean water source will be lasted in the elasticity exhaust treatment device, the third water supply pipe is connected with the delivery pump, be provided with a shut on the third water supply pipe, the shut on the third water supply pipe respectively with first water tower, the second water tower, the third water tower is connected, the water tower goes on.
The first water tower comprises a first water storage bin and a first cooling bin, the second water tower comprises a second water storage bin and a second cooling bin, the third water tower comprises a third water storage bin and a third cooling bin, a shunt on the third water feeding pipe is fixedly connected with the first water storage bin, the second water storage bin and the third water storage bin, a shunt of the second water return pipe is fixedly connected with the first cooling bin, the second cooling bin and the third cooling bin, the collected water to be treated is conveyed into the brother cooling bin by the second water return pipe to be cooled, and cooling fans are respectively arranged above the first cooling bin, the second cooling bin and the third cooling bin, so that the recovered water is cooled in an accelerated manner, and the recovered water is quickly put into use.
Be provided with the moisturizing frame in the water supply frame, be provided with automatic water replenishing valve on the moisturizing frame, the moisturizing frame sets up in first water tower, second water tower, third water tower top, and the moisturizing frame is provided with along separate routes, can carry out the moisturizing to every reservoir, and first reservoir, second reservoir, third reservoir are connected respectively to the branch on the moisturizing frame.
Be provided with PH apparatus and automatic reagent feeding valve on the first return pipe, the PH apparatus setting is close to return water pump one side at first return pipe, after the water that has flowed through when the PH apparatus survey, in sending signal to the controller, the automatic reagent feeding valve of controller control selects its medicament that needs to add, and the automatic reagent feeding valve setting is close to plate heat exchanger one side at first return pipe.
By adopting the structural design, the water pump and the water return pump are circularly operated, and the automatic dosing device and the automatic water replenishing device are additionally arranged, so that the water resource recycling system has more maneuverability, the manpower is greatly saved, the cooling effect is good and rapid, and the working efficiency is greatly increased.
Compared with the prior art, the invention has the following beneficial effects: 1. the invention has the advantage of sustainable recycling of water resources, and realizes the effect of recycling of water resources by utilizing the deposition of the overflow partition plate and the medicament neutralization of the automatic dosing valve and finally cooling.
2. Compared with the prior art, the waste gas treatment device has the advantages that the waste gas treatment effect is excellent, the demister and the medicine feeding plate are added, dust and particles in the waste gas are removed through washing of a clean water source, and meanwhile, the discharged waste gas is safer and can reach the discharge standard.
3. The waste gas treatment system has high adjustability, adopts a modular design, enables the waste gas treatment system and the water resource circulating system to be separated, is convenient to transport and easy to overhaul, and simultaneously enables the sustainable use of the waste gas treatment system to be more economical and saves manpower due to the added automatic medicine feeding device and the automatic water replenishing device.
Drawings
The accompanying drawings, which 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 principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic sectional view of the present invention about the A-A direction;
FIG. 4 is a schematic bottom view of the water recycling system of the present invention;
FIG. 5 is a schematic view of the overall configuration of the exhaust treatment system of the present invention;
FIG. 6 is a schematic cross-sectional view of an exhaust treatment system of the present invention taken along line B-B;
FIG. 7 is a schematic cross-sectional view of an exhaust treatment system of the present invention taken along line D-D;
FIG. 8 is a schematic view of the front view of the water recycling system of the present invention;
FIG. 9 is a schematic cross-sectional view of the water recycling system of the present invention in the C-C direction;
FIG. 10 is a schematic view of the enlarged partial structure A of the present invention;
in the figure: 1-1, an exhaust gas inlet; 1-2, an exhaust box; 1-3, an exhaust gas washing tank; 2. an exhaust gas washing pipe; 2-1, a spray header; 2-2, a spray head; 3. a venturi; 4. a demister; 5. a medicine feeding plate; 6. a detection tube; 7. arranged at the mouth; 8. a sewage collecting tank; 8-1, overflow partition plate; 8-2, discharging wastewater; 8-4, a water injection port; 9. a first water tower; 9-1, a first water storage bin; 9-2, a first cooling bin; 10. a second water tower; 10-1, a second water storage bin; 10-2, a second cooling bin; 11. a third water tower; 11-1 and a third water storage bin; 11-2, a third cooling bin; 12. a water replenishing frame; 13. a pH meter; 14. a plate heat exchanger; 15. an automatic dosing valve; 16. an automatic water replenishing valve; 17. an access hole; 18. a clear water tank; 19. a liquid level viewing port; 20. a water supply frame; 21. an exhaust gas treatment frame; 22. an exhaust pipe; 23. a gas blower; 24. an air supply pipe; 25. a water pump; 26. a water return pump; 27. a first water supply pipe; 28. a first water return pipe; 29. a second water supply pipe; 30. a third water supply pipe; 31. a second water return pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, the present invention provides the following technical solutions:
an exhaust treatment device capable of recycling water resources, which comprises an exhaust treatment system and a water resource recycling system, wherein the exhaust treatment system comprises: a waste gas inlet 1-1, an exhaust box 1-2, a waste gas washing box 1-3, a waste gas washing pipe 2, a venturi pipe 3, a sewage collecting box 8, an exhaust pipe 22, a blower 23, an air feed pipe 24, a demister 4, a medicine feeding plate 5 and a waste gas treatment frame 21, wherein the waste gas treatment frame 21 is internally provided with the exhaust box 1-1, the waste gas washing box 1-3 and the sewage collecting box 8, waste gas is treated in the waste gas treatment frame and is discharged along with the exhaust box 1-2, the waste gas washing box 1-3 is internally provided with the waste gas washing pipe 2, a clean water source is communicated in the waste gas washing pipe 2, the upper surface of the waste gas washing box 1-3 is provided with the waste gas inlet 1-1, waste gas is discharged from the waste gas inlet 1-1 to enter the waste gas washing box 1-3, one side of the waste gas washing box 1-3 is provided with the exhaust box 1-2, the waste gas washing box 1-3 is communicated with the exhaust box 1-2 through the venturi pipe 3, the waste gas enters an exhaust box 1-2 through a Venturi tube 3 after being treated by a waste gas washing box 1-3, the waste gas washing box 1-3 is communicated with a sewage collecting box 8, the exhaust box 1-2 is communicated with the sewage collecting box 8, sewage generated by treating the waste gas enters the sewage collecting box 8, the waste gas treated by an air feed pipe 24 arranged on the exhaust box 1-2 enters the air feed pipe 24 under the action of the air blast machine 23, the air blast machine 23 is connected with the exhaust box 1-2 through the air feed pipe 24, the air blast machine 23 is fixedly connected with the sewage collecting box 8 so as to fix the air blast machine 23 and generate a stable air blast effect, the exhaust pipe 1-2 is arranged at the output end of the air blast machine 23, the waste gas enters the exhaust pipe after flowing through the air blast machine and is discharged out of the machine, a pesticide feeding plate 5 and a demister 4 are arranged in the exhaust box 1-2, demister 4 sets up in 5 tops of last medicine board, and the waste gas after the washing still has certain corrosivity and pollutant, adds the medicine on last medicine board 5 to the corrosivity of neutralization waste gas, through last medicine board 5 back, through demister 4's defogging operation, make the waste gas water content of emission be less than 3%.
The waste gas washing pipe 2 is provided with a plurality of spray heads 2-1 and 1 spray head 2-2, the spray heads are used for releasing a clean water source in the waste gas washing pipe, the spray heads 2-2 penetrate through a waste gas washing box 1-3 and an exhaust box 1-2, an output section of the spray heads 2-2 is arranged in the exhaust box 1-2, the spray heads 1-2 are arranged between a demister 4 and a medicine feeding plate 5, after gas passes through the medicine feeding plate 5, some added medicines can be mixed in the waste gas, and the spray heads 2 are 2-sprayed water mist, so that the medicine property of the gas is neutralized.
The sewage collection tank 8 includes: an overflow clapboard 8-1, a waste water discharge outlet 8-2, a water injection port 8-4, an access hole 17, a detection pipe 6, a discharge port 7, a liquid level observation port 19 and a clean water tank 18, wherein the waste water collection tank 8 is internally provided with the overflow clapboard 8-1, the overflow clapboard 8-1 can carry out layered deposition of the waste water so as to primarily purify the waste water, a waste gas washing pipe 2 passes through the waste water collection tank 8, one side of the waste water collection tank 8 is provided with the water injection port 8-4, the water injection port 8-4 is connected with the waste gas washing pipe 2, a clean water source enters the waste gas washing pipe 2 through the water injection port 8-4 so as to carry out washing work of the waste gas, one side of the waste water collection tank 8 is provided with the waste water discharge outlet 8-2 for discharging the waste water, one side of the waste water collection tank 8 close to the waste water discharge outlet 8-2 is provided with the clean water tank 18, after the collected waste water is deposited, the sewage enters the clean water tank 18, the waste water outlet 8-2 is communicated with the clean water tank 18, the water in the clean water tank 18 is discharged from the waste water outlet 8-2, the upper surface of the clean water tank 18 is provided with a liquid level observation port 19 for observing the water level in the clean water tank 18 so as to avoid blockage and untimely treatment, one side of the sewage collection tank 8 is provided with a detection pipe 6 and a discharge port 7, the detection pipe can monitor the water level condition in the sewage collection tank 8, the discharge port 7 is positioned below the detection pipe 6 and is used for discharging pollutants such as sludge and the like so as to carry out centralized treatment, the discharge port 7 is communicated with the detection pipe 6 and the interior of the sewage collection tank 8 so as to more accurately monitor the condition in the sewage collection tank 8, the upper surface of the sewage collection tank 8 is provided with an inspection port 17, and during inspection, only a sealing cover on the inspection port 17 needs to be opened.
The detection pipe 6 is provided with a plurality of detection valves, the detection valves on the detection pipe 6 are all arranged above the overflow partition plate 8-1, and all liquid levels in the sewage collection box 8 can be monitored through the design, so that the detection function of the detection pipe is more accurate.
The water resource recycling system comprises: a water supply frame 20, a first water tower 9, a second water tower 10, a third water tower 11, a plate heat exchanger 14, a water supply pump 25, a water return pump 26, a first water supply pipe 27, a first return pipe 28, a second water supply pipe 29, a third water supply pipe 30, a second return pipe 31, wherein the first water tower 9, the second water tower 10, the third water tower 11 are fixedly connected with the water supply frame 20, the water towers provide clean water source and can cool the recovered water, the water return pump 26 is connected with a wastewater discharge port 8-2 through a flange and can absorb the water source after primary deposition, the water return pump 25 is fixedly connected with the first return pipe 28, the first return pipe 28 sends the water source into the plate heat exchanger 14, the first return pipe 27 is connected with the second return pipe 31 through the plate heat exchanger 14, the plate heat exchanger 14 has a primary cooling function and plays a role in conversion, the second return pipe 31 is provided with 3 branches, the branch circuits on the second water return pipe 31 are respectively connected with the first water tower 9, the second water tower 10 and the third water tower 11, a water source to be treated which is recovered can be sent into the water towers, the first water supply pipe 27 is fixedly connected with the water injection ports 8-4, the first water supply pipe 27 is connected with the second water supply pipe 29 through the plate heat exchanger 14, the second water supply pipe 29 is fixedly connected with the water supply pump 25, under the action of the water supply pump 25, a clean water source is continuously sent into the waste gas treatment device, the third water supply pipe 30 is connected with the water supply pump 25, 3 branch circuits are arranged on the third water supply pipe 30, the branch circuits on the third water supply pipe 30 are respectively connected with the first water tower 9, the second water tower 10 and the third water tower 11, and the water towers provide clean water sources.
The first water tower 9 comprises a first water storage bin 9-1 and a first cooling bin 9-2, the second water tower 10 comprises a second water storage bin 10-1 and a second cooling bin 10-2, the third water tower 11 comprises a third water storage bin 11-1 and a third cooling bin 11-2, a branch on a third water supply pipe 30 is fixedly connected with the first water storage bin 9-1, the second water storage bin 10-1 and the third water storage bin 11-1, a branch of a second water return pipe 31 is fixedly connected with the first cooling bin 9-2, the second cooling bin 10-2 and the third cooling bin 11-2, the second water return pipe 31 conveys collected water to be treated into the cooling bins for cooling, cooling fans are respectively arranged above the first cooling bin 9-2, the second cooling bin 10-2 and the third cooling bin 11-2, so that the recovered water is cooled rapidly, thereby being put into use quickly.
The water supply frame 20 is internally provided with a water supplementing frame 12, the water supplementing frame 12 is provided with an automatic water supplementing valve 16, the water supplementing frame 12 is arranged above the first water tower 9, the second water tower 10 and the third water tower 11, the water supplementing frame 12 is provided with branches for supplementing water to each water storage bin, and the branches on the water supplementing frame 12 are respectively connected to the first water storage bin 9-1, the second water storage bin 10-1 and the third water storage bin 11-1.
The PH tester 13 and the automatic medicine adding valve 15 are arranged on the first water return pipe 28, the PH tester 13 is arranged on one side, close to the water return pump 26, of the first water return pipe 28, after the PH tester 13 tests flowing water, signals are sent to the controller, the controller controls the automatic medicine adding valve 15 to select the medicine to be added, and the automatic medicine adding valve 15 is arranged on one side, close to the plate heat exchanger 14, of the first water return pipe 28.
The working principle of the invention is as follows: an exhaust box 1-2, an exhaust gas washing box 1-3 and a sewage collecting box 8 are arranged in the exhaust gas treatment frame, the exhaust box 1-2 is communicated with the exhaust gas washing box 1-3 through a Venturi tube 3, an exhaust gas washing pipe 2 is arranged in the exhaust gas washing box 1-3, a plurality of spray headers 2-1 and 1 spray header 2-2 are arranged on the exhaust gas washing pipe 2, an air supply pipe 24 is arranged on the exhaust box 1-2, the air supply pipe 24 is connected with an air blower 23, an exhaust pipe 22 is arranged on the air blower 23, a first water tower 9, a second water tower 10, a third water tower 11, a water return pump 26, a water supply pump 25 and a plate heat exchanger 14 are contained in a water supply frame 20, the water supply pump 25 is connected with the water tower through a third water supply pipe 30, the water supply pump 25 is connected with the plate heat exchanger 14 through a second water supply pipe 29, the plate heat exchanger 14 is connected with the exhaust gas washing pipe 2 through a first water supply pipe 27, the plate heat exchanger 14 is connected with a water return pump through a first water return pipe 28, the plate heat exchanger 14 is connected with a water tower through a second water return pipe 31, waste gas is injected from a waste gas inlet 1-1 and enters a waste gas washing box 1-3, the waste gas washing pipe 2 is filled with a clean water source under the work of a water feeding pump 25, the clean water source is released along with a spray head 2-1 to clean the waste gas, the cleaned waste gas enters an exhaust box 1-2 through a venturi pipe 3, sewage also enters a sewage collecting box 8, the waste gas passes through a pesticide feeding plate 5, is cleaned again and neutralized under the action of the spray head 2-2, passes through a demister 4 to remove water vapor in the waste gas, finally, the waste gas is exhausted under the action of a gas blower 23, water in the exhaust box 1-2 also enters the sewage collecting box 8, and the sewage is deposited through an overflow partition plate 8-1, the water source is primarily cleaned, the deposited water is squeezed into the clean water tank 18, under the action of the water return pump 26, the water flows through the plate heat exchanger 14 and finally enters the water tower, after cooling, the water enters the water storage bin, and under the action of the water delivery pump 25, the water flows through the plate heat exchanger 14 and enters the waste gas washing pipe 2, the discharge port 7 on the sewage collection tank 8 is opened, and the sludge is discharged, so that the operation is completed.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. 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.