CN219209503U

CN219209503U - Tail gas pumping device

Info

Publication number: CN219209503U
Application number: CN202320027560.0U
Authority: CN
Inventors: 刘美佳
Original assignee: Xichuan Yuanpeng Dongheng Environmental Protection Materials Co ltd
Current assignee: Xichuan Yuanpeng Dongheng Environmental Protection Materials Co ltd
Priority date: 2023-01-05
Filing date: 2023-01-05
Publication date: 2023-06-20
Anticipated expiration: 2033-01-05

Abstract

The utility model provides a tail gas pumping device, which relates to the technical field of tail gas treatment, and comprises a dust removal box and an absorption tank, wherein an exhaust box for exhausting waste gas is arranged at the top of the dust removal box, an air inlet pipe is inserted into the top of the exhaust box, a connecting pipe is arranged between the dust removal box and the absorption tank, a filter screen is arranged at one end, close to the dust removal box, of the connecting pipe, absorption liquid is arranged in the absorption tank, and a spray head is fixedly arranged at the top of the absorption tank; exhaust gas is pumped into the dust removing box through the air suction box by the air inlet pipe, so that the exhaust gas enters the absorbing tank from the dust removing box through the connecting pipe, dust particles in the exhaust gas are filtered through the filter screen, the content of the dust particles in the exhaust gas is effectively reduced, then the absorbing liquid is conveyed to the spray head for spraying through the infusion mechanism, the exhaust gas entering the absorbing tank is sprayed, and harmful substances contained in the exhaust gas are reacted and absorbed.

Description

Tail gas pumping device

Technical Field

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

Background

The horizontal mixer enables the materials to be fully mixed, so that the mixing uniformity is improved; the novel rotor structure is adopted, the minimum gap between the rotor and the bright body can be adjusted to be close to the zero position, and the material residue is effectively reduced; the device can crush larger materials, has more reasonable overall structure, is commonly used for mixing and processing chemical raw materials in the chemical field, and can produce polluted gas or powder by reaction in the stirring and mixing process, so that the tail gas pumping equipment is additionally arranged on a stirrer for ensuring safe and environment-friendly processing and production.

Disclosed in the chinese patent with publication number CN216630128U is a tail gas pumping device for a horizontal mixer, comprising: the pretreatment tank is of a cone column structure, an installation through hole is formed in an end cover of a wide-mouth end of the pretreatment tank, an air outlet pipeline is arranged on the end cover of the tank mouth end of the pretreatment tank, one end of the air outlet pipeline is communicated with the inside of the pretreatment tank and is arranged at one end far away from the installation through hole, the pretreatment tank is arranged before tail gas enters the tank, one end of an air outlet channel on the pretreatment tank far away from the pretreatment tank is communicated with an external gas collection tank, a filter cylinder is arranged in the installation through hole of the pretreatment tank, the installation through hole is communicated with an exhaust hole of a stirrer, an exhaust fan can be started to pump and exhaust the tail gas into the filter cylinder, a filter screen structure is arranged on the wall of the filter cylinder, the filtered tail gas can finally enter the gas collection tank through a fine filter screen in the process of pumping and exhausting, the tail gas pumping and exhausting is beneficial to preventing the solid waste from entering the gas collection tank along with the tail gas, and the service life of the gas collection tank is beneficial to improving.

However, the above technical solution has the drawback that the device can only treat dust particles in the tail gas, but cannot pretreat harmful substances in the tail gas, which results in heavy harmless treatment workload in the later period of the tail gas, and poor practical effect of the device.

Disclosure of Invention

The utility model aims to provide a tail gas pumping device and aims to solve the problems in the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the exhaust pumping device comprises: the dust removing device comprises a dust removing box and an absorbing tank, wherein an exhaust box for exhausting waste gas is arranged at the top of the dust removing box, an air inlet pipe is inserted into the top of the exhaust box, a connecting pipe is arranged between the dust removing box and the absorbing tank, a filter screen is arranged at one end of the connecting pipe, which is close to the dust removing box, an absorbing liquid is arranged in the absorbing tank, a spray head is fixedly arranged at the top of the absorbing tank, an infusion mechanism for conveying the absorbing liquid is arranged at one side of the spray head, and an exhaust pipe is inserted into the side wall of the absorbing tank.

In order to facilitate the absorption liquid conveying, the utility model further adopts the technical scheme that the infusion mechanism comprises a conveying pump fixedly arranged on the side wall of the absorption tank, the input end of the conveying pump is inserted with a liquid suction pipe communicated with the absorption tank, and the output end of the conveying pump is inserted with a liquid conveying pipe communicated with the spray head.

In order to facilitate the exhaust gas extraction, the utility model has the further technical scheme that an exhaust fan is arranged in the exhaust box.

In order to facilitate the cleaning of the filter screen, the utility model has the further technical scheme that one side of the filter screen is rotatably connected with a brush plate positioned in the dust removing box, and one side of the filter screen far away from the brush plate is provided with a motor for driving the brush plate to rotate.

In order to facilitate the replacement of the absorption liquid, the side wall of the absorption tank is respectively inserted with a water inlet pipe and a water outlet pipe.

In order to facilitate the observation of the liquid level of the absorption liquid, the utility model has the further technical scheme that the bottom of the side wall of the absorption tank is provided with a transparent observation plate.

In order to facilitate the dust cleaning, the utility model has the further technical scheme that the side wall of the dust removing box is provided with a slot, the inside of the slot is connected with a tray in a sliding way, and the side wall of the tray is fixedly connected with a handle.

The beneficial effects of the utility model are as follows:

when the dust removing device is used, waste gas is pumped into the dust removing box through the air suction box, the waste gas enters the inside of the absorbing tank from the dust removing box through the connecting pipe, dust particles in the waste gas are filtered through the filter screen, the content of the dust particles in the waste gas is effectively reduced, then the absorbing liquid is conveyed to the spray head through the infusion mechanism to be sprayed, the waste gas entering the inside of the absorbing tank is sprayed, harmful substances contained in the waste gas are reacted and absorbed, and then the waste gas is discharged through the exhaust pipe, so that the harmful substances in the waste gas can be better pre-absorbed, the work load of post-harmless treatment of the waste gas is reduced, the dust falling treatment is carried out on tiny dust which cannot be filtered by the filter screen remained in the waste gas through the spraying, the content of the dust particles in the waste gas is further reduced, and the practical performance of equipment is enhanced.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the present utility model.

Fig. 2 is a front view of a specific embodiment of the present utility model.

Fig. 3 is a cross-sectional view of an embodiment of the present utility model.

In the figure: 1. a dust removal box; 2. an absorption tank; 3. an exhaust box; 4. an air inlet pipe; 5. a connecting pipe; 6. a filter screen; 7. an absorption liquid; 8. a spray head; 9. an exhaust pipe; 10. a transfer pump; 11. a liquid suction pipe; 12. an infusion tube; 13. an air extraction fan; 14. brushing a plate; 15. a motor; 16. a water inlet pipe; 17. a water outlet pipe; 18. an observation plate; 19. a slot; 20. a tray; 21. a handle.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the drawings.

As shown in fig. 1-3, an exhaust gas pumping device includes: the dust removal device comprises a dust removal box 1 and an absorption tank 2, wherein an exhaust box 3 for exhaust gas extraction is arranged at the top of the dust removal box 1, an air inlet pipe 4 is inserted into the top of the exhaust box 3, a connecting pipe 5 is arranged between the dust removal box 1 and the absorption tank 2, a filter screen 6 is arranged at one end of the connecting pipe 5, which is close to the dust removal box 1, an absorption liquid 7 is arranged in the absorption tank 2, a spray head 8 is fixedly arranged at the top of the absorption tank 2, an infusion mechanism for conveying the absorption liquid 7 is arranged at one side of the spray head 8, and an exhaust pipe 9 is inserted into the side wall of the absorption tank 2.

In this embodiment, through the inside of suction tube 4 suction dust removal case 1 with waste gas by suction box 3, make waste gas get into the absorption jar 2 inside from dust removal case 1 through connecting pipe 5, and filter the dust granule in the waste gas through filter screen 6, the effectual dust granule's in the waste gas content that reduces, then carry absorption liquid 7 to shower nozzle 8 through infusion mechanism and spray the waste gas that gets into the absorption jar 2 inside, the harmful substance that contains in the waste gas carries out the reaction absorption, then discharge through blast pipe 9, can be better carry out the pre-absorption to the harmful substance in the waste gas, reduce the work load of waste gas later stage innocent treatment, and can carry out dust fall through spraying the little dust that can't filter to some filter of remaining filter screens 6 in the waste gas and handle, further reduce the dust granule's in the waste gas content, reinforcing equipment's practicality.

Specifically, the infusion mechanism comprises a delivery pump 10 fixedly arranged on the side wall of the absorption tank 2, a liquid suction pipe 11 communicated with the absorption tank 2 is inserted into the input end of the delivery pump 10, an infusion pipe 12 communicated with the spray head 8 is inserted into the output end of the delivery pump 10, the delivery pump 10 pumps out the absorption liquid 7 from the absorption tank 2 through the liquid suction pipe 11 and conveys the absorption liquid to the spray head 8 through the infusion pipe 12, and waste gas is better sprayed and absorbed.

Further, the air extraction fan 13 is arranged in the air extraction box 3, and exhaust gas can be extracted better through the air extraction fan 13.

Specifically, one side rotation of filter screen 6 is connected with and is located the inside brush board 14 of dust removal case 1, and one side that brush board 14 was kept away from to filter screen 6 is provided with and is used for driving brush board 14 pivoted motor 15, through motor 15 drive brush board 14 rotation, can be better clear up the dust granule of adhesion at filter screen 6 surface.

Specifically, the lateral wall of the absorption tank 2 is respectively inserted with a water inlet pipe 16 and a water outlet pipe 17, and absorption liquid in the absorption tank 2 can be better supplemented, discharged and replaced through the water inlet pipe 16 and the water outlet pipe 17.

Specifically, the bottom of the side wall of the absorption tank 2 is provided with a transparent observation plate 18, and the liquid level of the absorption liquid 7 in the absorption tank 2 can be better observed through the observation plate 18.

Preferably, slot 19 has been seted up to the lateral wall of dust removal case 1, and the inside sliding connection of slot 19 has tray 20, and through tray 20 can be better to the dust granule that falls into dust removal case 1 bottom connect, take out tray 20 by slot 19 inside, can clear up dust granule.

Preferably, the side wall of the tray 20 is fixedly connected with a handle 21, and the tray 20 can be pulled out well through the handle 21.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. An exhaust gas extraction device, comprising: dust removal case (1) and overhead tank (2), a serial communication port, the top of dust removal case (1) is provided with exhaust gas extraction's exhaust column (3), peg graft at the top of exhaust column (3) has intake pipe (4), be provided with connecting pipe (5) between dust removal case (1) and overhead tank (2), one end that connecting pipe (5) are close to dust removal case (1) is provided with filter screen (6), the inside of overhead tank (2) is provided with absorption liquid (7), the top fixed mounting of overhead tank (2) has shower nozzle (8), one side of shower nozzle (8) is provided with the transfusion system who is used for absorption liquid (7) to carry, peg graft on the lateral wall of overhead tank (2) has blast pipe (9).

2. The tail gas pumping device according to claim 1, wherein the infusion mechanism comprises a delivery pump (10) fixedly arranged on the side wall of the absorption tank (2), a liquid pumping pipe (11) communicated with the absorption tank (2) is inserted into the input end of the delivery pump (10), and an infusion pipe (12) communicated with the spray head (8) is inserted into the output end of the delivery pump (10).

3. The exhaust gas extraction device according to claim 1, characterized in that an extraction fan (13) is arranged inside the extraction tank (3).

4. The exhaust gas pumping device according to claim 1, wherein one side of the filter screen (6) is rotatably connected with a brush plate (14) positioned in the dust removal box (1), and one side of the filter screen (6) away from the brush plate (14) is provided with a motor (15) for driving the brush plate (14) to rotate.

5. The exhaust gas pumping device according to claim 1, wherein the side wall of the absorption tank (2) is respectively inserted with a water inlet pipe (16) and a water outlet pipe (17).

6. The exhaust gas extraction device according to claim 1, characterized in that the bottom of the side wall of the absorption tank (2) is provided with a transparent observation plate (18).

7. The exhaust gas pumping device according to any one of claims 1 to 6, wherein a slot (19) is provided on a side wall of the dust removal box (1), and a tray (20) is slidably connected to an inside of the slot (19).

8. The exhaust gas pumping device according to claim 7, wherein a grip (21) is fixedly connected to a side wall of the tray (20).