WO2020228853A2

WO2020228853A2 - Exhaust gas treatment apparatus

Info

Publication number: WO2020228853A2
Application number: PCT/CN2020/105971
Authority: WO
Inventors: 张苏荣
Original assignee: 苏州木山云智能科技有限公司
Priority date: 2020-07-29
Filing date: 2020-07-30
Publication date: 2020-11-19
Also published as: JP3233030U; WO2020228853A3

Abstract

Disclosed is an exhaust gas treatment apparatus, comprising a sedimentation tank, a scrubbing tank and a connecting pipe, the top of the sedimentation tank being provided with a water tank, the bottom of the water tank being provided with a first pump body, one side of the sedimentation tank being provided with a gas inlet pipe, the outer wall of one side of the sedimentation tank being provided with a second pump body, the bottom of the sedimentation tank being provided with a recovery tank, the inner side of the top of the sedimentation tank being provided with a spray assembly, the bottom of the sedimentation tank being provided with liquid leakage holes, the scrubbing tank being arranged at one side of the sedimentation tank, the sedimentation tank and the scrubbing tank being connected by means of the connecting pipe. The first pump body is opened so that water resources can perform dust reduction treatment on exhaust gas, thereby reducing the effect of dust on the treatment of the exhaust gas by the scrubbing tank, and thus ensuring the usage effect of the apparatus. In addition, waste liquid is recycled by means of the recovery tank and the second pump body, thereby increasing the environmental friendliness of the apparatus.

Description

Waste gas treatment device

Technical field

The utility model relates to the related technical field of waste gas treatment, in particular to a waste gas treatment device.

Background technique

Exhaust gas discharged from industrial production often has harmful effects on the environment and human health. Purification measures should be taken before being discharged into the atmosphere to make it meet the requirements of exhaust gas emission standards. This process is called exhaust gas treatment, and exhaust gas treatment mainly refers to Industrial waste gas generated in industrial sites such as dust particles, flue gas dust, odorous gas, and toxic and harmful gases. Common waste gas purification includes factory smoke and waste gas purification, workshop dust and waste gas purification, organic waste gas purification, waste gas odor purification, acid and alkali For exhaust gas purification, chemical exhaust gas purification, etc., most of the exhaust gas treatment at this stage is completed by exhaust gas treatment devices.

However, the existing exhaust gas treatment devices directly pass the exhaust gas into the scrubbing box and absorb the acidic gas contained in the exhaust gas through the alkaline solution. Because the exhaust gas discharge process often carries a large amount of dust, which causes the device to be used for a long time. In this case, the dust accumulation in the scrubber box is serious, which affects the treatment effect of the device on the exhaust gas.

Utility model content

The purpose of the utility model is to provide an exhaust gas treatment device, which solves the problem that the existing exhaust gas treatment devices directly pass the exhaust gas into the scrubbing box and absorb the acidic gas contained in the exhaust gas through the alkaline solution. A large amount of dust is often carried, which leads to the problem of serious accumulation of dust inside the scrubber during long-term use of the device, which in turn affects the treatment effect of the device on the exhaust gas.

In order to achieve the above objective, the present invention provides the following technical solutions: an exhaust gas treatment device, including a settling tank, a scrubbing tank and a connecting pipe. The top of the settling tank is provided with a water tank, and the bottom of the water tank is provided with a first The pump body is provided with an air inlet pipe on one side of the settlement box body, a second pump body is arranged on the outer wall of one side of the settlement box body, a recovery box is arranged at the bottom of the settlement box body, and the inner side of the top of the settlement box body is arranged There are spray components, the bottom of the sedimentation box is provided with a leakage hole, the gas scrubbing box is arranged on one side of the sedimentation box, and the sedimentation box and the scrubbing box are connected by a connecting pipe An exhaust pipe is arranged on the top of the inside of the scrubbing box.

Preferably, a water inlet is provided on one side of the water tank, a water inlet pipe is provided on one side of the water inlet, and a first control valve is provided inside the water inlet pipe.

Preferably, the top of the first pump body is communicated with the inside of the water tank through a water suction port, and a water injection pipe is provided at the bottom of the first pump body.

Preferably, the spraying assembly is composed of a spraying pipe and a spray head, and fixing parts are provided on both sides of the top of the spraying pipe, and the spraying pipe is fixedly connected to the inner wall of the top of the settlement tank through the fixing parts, and the spraying pipe The top is connected with the end of the water injection pipe away from the first pump body.

Preferably, the spray heads are provided in multiple groups, and the multiple groups of the spray heads are evenly arranged inside the spray pipe, and the multiple groups of the spray heads are all connected to the inside of the spray pipe, which can effectively increase the contact area with exhaust gas. Thereby improving the efficiency of waste gas treatment.

Preferably, a pumping pipe is provided on the bottom side of the second pump body, the second pump body is communicated with the inside of the recovery tank through the pumping pipe, and a return pipe is provided on the top of the second pump body. The top of the second pump body is communicated with the inside of the water tank through a return pipe.

Preferably, the top of the recovery box is provided with an opening that matches the leakage hole, the top of the recovery box is communicated with the inside of the settling box through the opening, and a filter screen is provided inside the recovery box, so Both ends of the filter screen are provided with connecting pieces, and the two ends of the filter screen are respectively fixedly connected with the inner wall of the recovery box through the connecting pieces.

Preferably, the inside of the scrubbing tank is equipped with lye, and the waste gas is effectively treated by the lye.

Preferably, heating plates are evenly distributed around the inner wall of the exhaust pipe to heat and dehumidify the exhaust gas.

Preferably, the upper end of the spray head is connected to the spraying pipe through a bamboo joint pipe, so that the angle can be adjusted according to the spray heads in different positions, so as to reduce the water sprayed by the spray head to the inner wall of the settling box, thereby increasing the treatment efficiency.

Has the following beneficial effects:

(1) The utility model is provided with a water tank, a first pump body and a spraying assembly. When in use, the user can open the first pump body so that the first pump body can extract water resources from the water tank, and then pass through The water injection pipe is injected into the spray pipe, and the exhaust gas inside the settling box is dust-reduced after the nozzle is passed, thereby reducing the dust entering the inside of the scrubbing box, thereby reducing the effect of dust on the scrubbing box for the exhaust gas, thereby ensuring the equipment Effect.

(2) The utility model is equipped with a recovery box, a second pump body, a pumping pipe, and a return pipeline. In the process of dust reduction of the exhaust gas, the waste liquid can be recovered through the recovery box, and then the second pump body can be opened to make the second pump The body can discharge the collected inside the recovery box through the return pipe into the inside of the water tank for standby, thereby reducing the waste of water resources, thereby improving the environmental protection of the device.

Description of the drawings

Figure 1 is a schematic diagram of the overall structure of the utility model;

Figure 2 is a side view of the utility model;

Figure 3 is a schematic diagram of the internal structure of the recovery box of the utility model;

Figure 4 is an enlarged view of the structure at A in Figure 1 of the utility model.

In the figure: 1. Settlement box body; 2. Air washing box body; 3. Connecting pipe; 4. Water tank; 5. First pump body; 6. Air intake pipe; 7. Second pump body; 8. Recovery tank; 9. Leakage hole; 10. Exhaust pipe; 11. Water inlet pipe; 12. Water injection pipe; 13. Spray pipe; 14. Sprinkler head; 15. Pumping pipe; 16. Return pipe; 17. Filter.

Detailed ways

As shown in Figures 1-4, the present invention provides a technical solution: an exhaust gas treatment device, including a settling box 1, a scrubbing box 2 and a connecting pipe 3, the top of the settling box 1 is provided with a water tank 4 A first pump body 5 is provided at the bottom of the water tank 4, an air inlet pipe 6 is provided on one side of the settling box body 1, and a second pump body 7 is provided on the outer wall of one side of the settling box body 1. The bottom of the body 1 is provided with a recovery box 8, the inner side of the top of the sedimentation box 1 is provided with a spray assembly, the bottom of the sedimentation box 1 is provided with a liquid leakage hole 9, and the gas scrubbing box 2 is provided in the sedimentation box 1 The settling tank 1 and the scrubbing tank 2 are connected by a connecting pipe 3, and the top of the scrubbing tank 2 is provided with an exhaust pipe 10.

Further, a water inlet is provided on one side of the water tank 4, a water inlet pipe 11 is provided on one side of the water inlet, and a first control valve is provided inside the water inlet pipe 11. The user injects water into the water tank 4, thereby facilitating the use of the device.

Further, the top of the first pump body 5 is communicated with the inside of the water tank 4 through a suction port, and a water injection pipe 12 is provided at the bottom of the first pump body 5. When in use, the user can open the first pump The body 5 extracts water resources inside the water tank 4, thereby facilitating the use of the device by the user.

Further, the spraying assembly is composed of a spraying pipe 13 and a spray head 14. Both sides of the top of the spraying pipe 13 are provided with fixing parts, and the spraying pipe 13 is fixedly connected to the inner wall of the top of the settlement box 1 through the fixing parts. And the top of the spray pipe 13 is connected to the end of the water injection pipe 12 away from the first pump body 5. When in use, the user can open the first pump body 5 so that the first pump body 5 can remove the water in the water tank 4 The resources are extracted, and then injected into the spraying pipe 13 through the water injection pipe 12, and the exhaust gas inside the sedimentation box 1 is dust-reduced after passing through the nozzle 14, thereby reducing the dust entering the inside of the scrubbing box 2, thereby reducing dust on the scrubbing box. 2 The treatment effect of waste gas, thus ensuring the use effect of the device.

Further, the spray heads 14 are provided in multiple groups, and the spray heads 14 are evenly arranged inside the spray pipe 13, and the spray heads 14 in the multiple groups are all communicated with the spray pipe 13, which can effectively increase The contact area of exhaust gas, thereby improving the efficiency of exhaust gas treatment.

Further, a pumping pipe 15 is provided on the bottom side of the second pump body 7, the second pump body 7 is connected to the inside of the recovery tank 8 through the pumping pipe 15, and the top of the second pump body 7 is provided with The return pipe 16, the top of the second pump body 7 is connected to the inside of the water tank 4 through the return pipe 16. When in use, the user can open the second pump body 7 so that the second pump body 7 can recover the tank 8 The collected internally is discharged into the water tank 4 through the return pipe 16 for standby, thereby reducing the waste of water resources and improving the environmental protection of the device.

Further, the top of the recovery box 8 is provided with an opening that matches the leakage hole 9, the top of the recovery box 8 communicates with the inside of the settling box 1 through the opening, and the recovery box 8 is provided inside There is a filter screen 17, and both ends of the filter screen 17 are provided with connecting pieces. The two ends of the filter screen 17 are respectively fixedly connected to the inner wall of the recovery box 8 through the connecting pieces. The filter screen 17 can prevent dust in the waste water. By filtering, the wastewater can be recycled, which further improves the environmental protection of the device.

Further, the gas scrubbing tank 2 is equipped with lye, and the waste gas is effectively treated by the lye.

Further, the inner wall of the exhaust duct 2 is evenly distributed and surrounded with heating plates to heat and dehumidify the exhaust gas.

Further, the upper end of the nozzle 4 is connected to the spraying pipe 3 through a bamboo pipe in Vientiane, which is convenient to adjust the angle according to the nozzle 4 in different positions, and reduces the water sprayed by the nozzle 4 to the inner wall of the settling box 1, thereby increasing the treatment effectiveness.

Working principle: When in use, the user can pass the air inlet pipe 6 into the settlement tank 1 and then open the first pump body 5 so that the first pump body 5 can remove the water resources in the water tank 4 It is extracted and injected into the spraying pipe 13 through the water injection pipe 12. After passing through the nozzle 14, the exhaust gas inside the sedimentation box 1 is dust-reduced. The dust-reduced gas is passed through the connecting pipe 3 into the scrubbing box 2 for further After treatment, it can be discharged through the exhaust pipe 10, and the waste liquid can be recovered through the recovery box 8 during the dust reduction process of the exhaust gas, and then by opening the second pump body 7, the second pump body 7 can pass the waste liquid The return pipe 16 is discharged into the water tank 4 for liquid recycling.

Claims

An exhaust gas treatment device, comprising a settling box (1), a scrubbing box (2) and a connecting pipe (3), characterized in that: a water tank (4) is provided on the top of the settling box (1), the The bottom of the water tank (4) is provided with a first pump body (5), one side of the sedimentation box (1) is provided with an air inlet pipe (6), and one side of the sedimentation box (1) is provided with a second pump A recovery box (8) is provided at the bottom of the sedimentation box (1), a spray assembly is provided on the inner side of the top of the sedimentation box (1), and a liquid leakage is provided at the bottom of the sedimentation box (1). Hole (9), the scrubbing box (2) is arranged on one side of the settling box (1), and a connecting pipe (1) and the scrubbing box (2) are passed between the settling box (1) and the scrubbing box (2). 3) Connected, and an exhaust pipe (10) is provided on the top of the inside of the scrubbing box (2).
The exhaust gas treatment device according to claim 1, wherein a water inlet is provided on one side of the water tank (4), and a water inlet pipe (11) is provided on one side of the water inlet, and the water inlet pipe (11) A first control valve is arranged inside.
An exhaust gas treatment device according to claim 1, characterized in that: the top of the first pump body (5) is in communication with the inside of the water tank (4) through a suction port, and the first pump body (5) A water injection pipe (12) is provided at the bottom.
The exhaust gas treatment device according to claim 1, characterized in that the spraying assembly is composed of a spraying pipe (13) and a spray head (14), and both sides of the top of the spraying pipe (13) are provided with fixing parts, The spraying pipe (13) is fixedly connected to the inner wall of the top of the settling box (1) by a fixing, and the top of the spraying pipe (13) is connected to the end of the water injection pipe (12) away from the first pump body (5) .
An exhaust gas treatment device according to claim 4, characterized in that: the nozzles (14) are provided in multiple groups, and the nozzles (14) of the multiple groups are evenly arranged inside the spray pipe (13), and the nozzles (14) The spray heads (14) are all communicated with the spray pipe (13).
An exhaust gas treatment device according to claim 1, characterized in that: a pumping pipe (15) is provided on the bottom side of the second pump body (7), and the second pump body (7) passes through the pumping pipe ( 15) It is connected to the inside of the recovery tank (8), the top of the second pump body (7) is provided with a return pipe (16), and the top of the second pump body (7) is connected to the pump body through the return pipe (16). The water tank (4) is internally connected.
An exhaust gas treatment device according to claim 1, characterized in that: the top of the recovery box (8) is provided with an opening matching the leakage hole (9), and the top of the recovery box (8) passes The opening is communicated with the inside of the settling box (1), and a filter screen (17) is arranged inside the recovery box (8), and both ends of the filter screen (17) are provided with connecting pieces. (17) Both ends are respectively fixedly connected to the inner wall of the recovery box (8) through connecting pieces.
An exhaust gas treatment device according to claim 1, characterized in that: said scrubbing tank (2) is filled with lye.
The exhaust gas treatment device according to claim 1, characterized in that: the inner wall of the exhaust pipe (10) is evenly distributed and surrounded by heating plates.
An exhaust gas treatment device according to claim 4, characterized in that: the upper end of the spray head is connected to the spray pipe (3) through a Wanxiang bamboo pipe.