CN213528050U

CN213528050U - Tail gas recovery device for preparing dichloro pentachloromethyl thiazole

Info

Publication number: CN213528050U
Application number: CN202022509663.XU
Authority: CN
Inventors: 荣庆生; 郭大鹏; 杨杰; 吴汝俊
Original assignee: Huairen Puhui Biotechnology Co ltd
Current assignee: Huairen Puhui Biotechnology Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-06-25
Anticipated expiration: 2030-11-03

Abstract

The utility model relates to the technical field of chemical machinery, in particular to a tail gas recovery device for preparing dichloro pentachloromethyl thiazole, which increases the contact time and contact area of absorption liquid and tail gas and enhances the treatment effect of the tail gas; the absorption tower is internally provided with a cavity, absorption liquid is arranged at the bottom of the cavity of the absorption tower, the output end of the air inlet pipe is positioned in the absorption liquid in the cavity of the absorption tower, the output end of the air inlet pipe is flushed down, and the air inlet pipe is provided with a first valve; the absorption tower is fixedly arranged at the upper end of the motor working box, the motor is fixedly arranged in the cavity of the motor working box, and the lower end of the rotating shaft is connected with the output end of the motor.

Description

Tail gas recovery device for preparing dichloro pentachloromethyl thiazole

Technical Field

The utility model relates to a chemical machinery's technical field especially relates to a tail gas recovery unit is used in dichloro pentachloromethyl thiazole preparation.

Background

The tail gas recovery device for preparing dichloro pentachloromethyl thiazole is an auxiliary device for recovering tail gas, and is widely used in the field of chemical machinery; the existing tail gas recovery device for preparing dichloro pentachloromethyl thiazole comprises an absorption tower, an air inlet pipe, an air pump and an exhaust pipe, wherein a cavity is arranged in the absorption tower, absorption liquid is arranged at the bottom of the cavity of the absorption tower, the output end of the air inlet pipe is positioned in the absorption liquid of the cavity of the absorption tower, the output end of the air inlet pipe is flushed down, a first valve is arranged on the air inlet pipe, the input end of the air inlet pipe is connected with the output end of the air pump, the input end of the air pump is connected with an external air pipe, the first valve and the air pump are both positioned outside the cavity of the absorption tower, an exhaust port is arranged on the absorption tower, the exhaust port of the absorption tower is communicated with the cavity of the absorption tower; when the tail gas recovery device for preparing dichloro pentachloromethyl thiazole is used, firstly, a first valve and a gas pump are opened, tail gas generated in the process of preparing dichloro pentachloromethyl thiazole is introduced into absorption liquid in a cavity of an absorption tower through a gas inlet pipe, clean gas is discharged in the absorption liquid after harmful gas in the tail gas is absorbed by the absorption liquid, and then the clean gas is discharged into a gas outlet pipe through a gas outlet above the absorption tower and is discharged; the existing tail gas recovery device for preparing dichloro pentachloromethyl thiazole is found in use, the tail gas is easy to form large-volume bubbles in absorption liquid in a cavity of an absorption tower to be discharged, the absorption liquid and the tail gas cannot be in sufficient contact, the absorption effect is poor, and the practicability is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an increase the contact time and the area of contact of absorption liquid and tail gas, strengthened the tail gas recovery unit for dichloro pentachloromethyl thiazole preparation of the treatment effect of tail gas.

The utility model discloses a tail gas recovery unit is used in dichloro pentachloromethyl thiazole preparation, including the absorption tower, the intake pipe, air pump and blast pipe, be provided with the cavity in the absorption tower, there is absorption liquid cavity bottom of absorption tower, the output of intake pipe is located the absorption liquid of the cavity of absorption tower, and the output of intake pipe dashes down, be provided with first valve in the intake pipe, the input of intake pipe is connected with the output of air pump, the input of air pump is connected with outside trachea, first valve and air pump all are located the cavity outside of absorption tower, be provided with the gas vent on the absorption tower, the gas vent of absorption tower communicates with the cavity of absorption tower, the input of blast pipe communicates with the gas vent of absorption tower, be provided with the second valve on the blast pipe; the absorption tower is fixedly arranged at the upper end of the motor working box, the motor is fixedly arranged in the cavity of the motor working box, the lower end of the rotating shaft is connected with the output end of the motor, the upper part of the rotating shaft penetrates through the upper end of the motor working box and the lower end of the absorption tower, the upper part of the rotating shaft is positioned in the cavity of the absorption tower, the upper part of the rotating shaft is positioned below the output end of the air inlet pipe, the rotating shaft is rotatably connected with the motor working box and the absorption tower, a plurality of groups of connecting rods are fixedly arranged at the upper part of the rotating shaft, blades are arranged on the plurality of groups of connecting rods, the plurality of groups of connecting rods and the blades are positioned in the cavity of the absorption tower, the support is fixedly arranged at the upper end of the motor working box, the support is positioned at the left side of the absorption tower, and the water pump, the input of water pump is connected with the output of inlet tube, the input of inlet tube is arranged in the absorption liquid in the absorption tower cavity, the input of inlet tube is provided with the filter screen, the output of water pump is connected with the input of vertical water pipe, horizontal water pipe is transversely installed in the upper end of vertical water pipe, the input of horizontal water pipe is connected with the output of vertical water pipe, the right part of horizontal water pipe is located the cavity of absorption tower, horizontal water pipe is located the top of the indoor absorption liquid level of absorption tower cavity, be provided with the multiunit nozzle on the horizontal water pipe, and the multiunit nozzle is located the cavity of absorption tower.

The utility model discloses a tail gas recovery unit is used in dichloro pentachloromethyl thiazole preparation still includes filter and active carbon, and filter fixed mounting is provided with the multiunit through-hole in the cavity of absorption tower on the filter in the absorption tower, the filter is located the below of horizontal water pipe and absorbs the top of liquid level, active carbon fixed mounting is in the top of horizontal water pipe, the active carbon is located the below of blast pipe.

The utility model discloses a tail gas recovery unit is used in dichloro pentachloromethyl thiazole preparation still includes apron and bolt, is provided with the access hole on the absorption tower to the access hole communicates with each other with the cavity of absorption tower, and the apron passes through the bolt and installs the outside at the access hole.

The utility model discloses a tail gas recovery unit is used in dichloro pentachloromethyl thiazole preparation still includes the water pipe, the input of water pipe and the cavity intercommunication of absorption tower to the water pipe is located the lower part of absorption tower, is provided with the third valve on the water pipe.

The utility model discloses a tail gas recovery unit is used in dichloro pentachloromethyl thiazole preparation still includes temperature sensor and temperature display appearance, and temperature sensor fixed mounting is in the cavity of absorption tower, and temperature display appearance fixed mounting is in the outside of absorption tower, and temperature sensor and temperature display appearance passing signal line are connected electrically.

The utility model discloses a tail gas recovery device is used in dichloro pentachloromethyl thiazole preparation still includes the fan, is provided with the multiunit louvre on the motor work box to the louvre communicates with each other with the cavity of motor work box, and fan fixed mounting is in the cavity of motor work box.

The utility model discloses a tail gas recovery unit is used in dichloro pentachloromethyl thiazole preparation still includes the check valve, and the check valve is installed in the intake pipe.

The utility model discloses a tail gas recovery unit is used in dichloro pentachloromethyl thiazole preparation still includes the dust cover, and dust cover fixed mounting is in the upper end of absorption tower.

Compared with the prior art, the beneficial effects of the utility model are that: the motor is started, the motor drives the rotating shaft to rotate at a high speed, the rotating shaft drives the connecting rod and the blades to rotate, the rotating connecting rod and the blades break large bubbles generated by tail gas in the absorption tower into small bubbles, the tail gas is enabled to be in full contact with absorption liquid, gas after being fully absorbed by the absorption liquid is discharged in the absorption liquid, then the water inlet pipe and the water pump are started, the absorption liquid enters the transverse water pipe through the water inlet pipe, the water pump and the longitudinal water pipe, then the absorption liquid is sprayed out in the absorption tower cavity through the multiple groups of spraying ports of the transverse water pipe to form water mist, the tail gas is secondarily absorbed by the water mist formed by the absorption liquid in the rising process of the absorption tower cavity, then clean gas is discharged in the exhaust pipe, the contact time and the contact area of the absorption liquid and the tail gas are increased, the absorption effect of the tail gas.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the connection structure of the air inlet pipe, the motor and the rotating shaft;

FIG. 3 is a schematic structural view of the connection of the transverse water pipe, the filter plate and the activated carbon;

FIG. 4 is a schematic view of the structure of the motor work box, the motor and the fan;

in the drawings, the reference numbers: 1. an absorption tower; 2. an air inlet pipe; 3. a first valve; 4. an air pump; 5. an exhaust pipe; 6. a second valve; 7. a motor working box; 8. a motor; 9. a rotating shaft; 10. a connecting rod; 11. a blade; 12. a support; 13. a water inlet pipe; 14. a water pump; 15. a longitudinal water pipe; 16. a transverse water pipe; 17. a filter plate; 18. activated carbon; 19. a cover plate; 20. a bolt; 21. a water pipe; 22. a third valve; 23. a temperature sensor; 24. a temperature display instrument; 25. a fan; 26. a one-way valve; 27. a dust cover.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 4, the utility model discloses a tail gas recovery device for preparing dichloro pentachloromethyl thiazole, including absorption tower 1, intake pipe 2, air pump 4 and blast pipe 5, be provided with the cavity in the absorption tower 1, there is absorption liquid at the cavity bottom of absorption tower 1, the output of intake pipe 2 is located the absorption liquid of the cavity of absorption tower 1, and the output of intake pipe 2 dashes down, be provided with first valve 3 on the intake pipe 2, the input of intake pipe 2 is connected with the output of air pump 4, the input of air pump 4 is connected with outside trachea, first valve 3 and air pump 4 all are located the cavity outside of absorption tower 1, be provided with the gas vent on absorption tower 1, the gas vent of absorption tower 1 communicates with the cavity of absorption tower 1, the input of blast pipe 5 communicates with the gas vent of absorption tower 1, be provided with second valve 6 on blast pipe 5; the absorption tower comprises a motor working box 7, a motor 8, a rotating shaft 9, connecting rods 10, blades 11, a support 12, a water inlet pipe 13, a water pump 14, a longitudinal water pipe 15 and a transverse water pipe 16, wherein a cavity is arranged in the motor working box 7, an absorption tower 1 is fixedly arranged at the upper end of the motor working box 7, the motor 8 is fixedly arranged in the cavity of the motor working box 7, the lower end of the rotating shaft 9 is connected with the output end of the motor 8, the upper part of the rotating shaft 9 penetrates through the upper end of the motor working box 7 and the lower end of the absorption tower 1, the upper part of the rotating shaft 9 is positioned in the cavity of the absorption tower 1, the upper part of the rotating shaft 9 is positioned below the output end of an air inlet pipe 2, the rotating shaft 9 is rotatably connected with the motor working box 7 and the absorption tower 1, a plurality of groups of connecting rods 10 are fixedly arranged at the upper part of the rotating shaft 9, the blades 11, the support 12 is positioned on the left side of the absorption tower 1, the water pump 14 is fixedly installed at the upper end of the support 12, the input end of the water pump 14 is connected with the output end of the water inlet pipe 13, the input end of the water inlet pipe 13 is positioned in absorption liquid in a cavity of the absorption tower 1, the input end of the water inlet pipe 13 is provided with a filter screen, the output end of the water pump 14 is connected with the input end of the longitudinal water pipe 15, the transverse water pipe 16 is transversely installed at the upper end of the longitudinal water pipe 15, the input end of the transverse water pipe 16 is connected with the output end of the longitudinal water pipe 15, the right part of the transverse water pipe 16 is positioned in the cavity of the absorption tower 1, the transverse water pipe 16 is positioned above the absorption liquid level in the cavity of the absorption tower 1; the motor 8 is started, the motor 8 drives the rotating shaft 9 to rotate at a high speed, the rotating shaft 9 drives the connecting rod 10 and the blades 11 to rotate, the rotating connecting rod 10 and the blades 11 break large bubbles generated in the absorption tower 1 by tail gas into small bubbles, the tail gas is fully contacted with the absorption liquid, gas fully absorbed by the absorption liquid is discharged in the absorption liquid, then the water inlet pipe 13 and the water pump 14 are turned on, the absorption liquid enters the transverse water pipe 16 through the water inlet pipe 13, the water pump 14 and the longitudinal water pipe 15, then the absorption liquid is sprayed out in the cavity of the absorption tower 1 through a plurality of groups of spraying openings of the transverse water pipe 16 to form water mist, the tail gas is absorbed by the water mist formed by the absorption liquid in the process of rising in the cavity of the absorption tower 1, then the clean gas is discharged in the exhaust pipe 5, so that the contact time and the contact area of the absorption liquid and the tail gas are increased, the absorption effect of the tail gas is improved, and the practicability is improved.

The utility model discloses a tail gas recovery unit is used in dichloro pentachloromethyl thiazole preparation still includes filter 17 and active carbon 18, and filter 17 fixed mounting is in the cavity of absorption tower 1, is provided with the multiunit through-hole on the filter 17, and filter 17 is located the below of horizontal water pipe 16 and the top of absorption liquid level, and active carbon 18 fixed mounting is above horizontal water pipe 16, and active carbon 18 is located the below of blast pipe 5; absorption liquid forms the water film at the multiunit through-hole at filter 17 after the spraying of the nozzle of horizontal water pipe 16, and harmful gas wherein is absorbed again to tail gas at the water film that rises through filter 17 through-hole in-process by the formation, then gas is discharged in entering into blast pipe 5 after the absorption through active carbon 18, has strengthened the treatment effect of tail gas, has improved the practicality.

The utility model discloses a tail gas recovery unit for dichloro pentachloromethyl thiazole preparation, still include apron 19 and bolt 20, be provided with the access hole on the absorption tower 1 to the access hole communicates with each other with the cavity of absorption tower 1, and apron 19 is installed in the outside of access hole through bolt 20; through the arrangement, the overhaul and the maintenance of equipment in the cavity of the absorption tower 1 are facilitated, and the convenience in the use process is improved.

The utility model discloses a tail gas recovery unit is used in dichloro pentachloromethyl thiazole preparation still includes water pipe 21, and the input of water pipe 21 is communicated with the cavity of absorption tower 1 to water pipe 21 is located the lower part of absorption tower 1, is provided with third valve 22 on water pipe 21; through the arrangement, the absorption liquid is convenient to replace, and the convenience in the use process is improved.

The utility model discloses a tail gas recovery unit is used in dichloro pentachloromethyl thiazole preparation still includes temperature sensor 23 and temperature display instrument 24, and temperature sensor 23 fixed mounting is in the cavity of absorption tower 1, and temperature display instrument 24 fixed mounting is in the outside of absorption tower 1, and temperature sensor 23 and temperature display instrument 24 pass through the signal line electricity and connect; through the arrangement, the temperature in the cavity of the absorption tower 1 can be conveniently monitored, and the monitoring performance is improved.

The utility model discloses a tail gas recovery unit for preparing dichloro pentachloromethyl thiazole, still include fan 25, be provided with the multiunit louvre on the motor work box 7 to the louvre communicates with each other with the cavity of motor work box 7, and fan 25 is fixed mounting in the cavity of motor work box 7; through the arrangement, the heat dissipation effect of the motor 8 is enhanced, and the reliability in the use process is improved.

The utility model discloses a tail gas recovery device for preparing dichloro pentachloromethyl thiazole, which also comprises a check valve 26, wherein the check valve 26 is arranged on the air inlet pipe 2; through the arrangement, the tail gas and the absorption liquid are prevented from flowing back to the gas inlet pipe 2, and the stability in the using process is improved.

The utility model discloses a tail gas recovery device for preparing dichloro pentachloromethyl thiazole, which also comprises a dust cover 27, wherein the dust cover 27 is fixedly arranged at the upper end of the absorption tower 1; through the arrangement, dust is prevented from falling on the absorption tower 1, and the cleanness in the use process is improved.

The utility model discloses a tail gas recovery unit is used in dichloro pentachloromethyl thiazole preparation, it is at work, at first open first valve 3 and air pump 4, tail gas that will prepare dichloro pentachloromethyl thiazole in-process produces lets in the absorption liquid of absorption tower 1 cavity through intake pipe 2, then open motor 8, motor 8 drives pivot 9 high-speed rotatory, pivot 9 drives connecting rod 10 and blade 11 rotatory, rotatory connecting rod 10 and blade 11 smash the big bubble that tail gas produced in absorption tower 1 into the microbubble, make tail gas and absorption liquid fully contact, gas after absorption liquid fully absorbs discharges in the absorption liquid, then open inlet tube 13 and water pump 14, the absorption liquid is in proper order via inlet tube 13, water pump 14 and vertical water pipe 15 enter into horizontal water pipe 16, then the absorption liquid is spout in absorption tower 1 cavity via the multiunit of horizontal water pipe 16 and forms the water smoke, the water mist forms water films at a plurality of groups of through holes on the filter plate 17, the tail gas absorbs harmful gas in the tail gas again by the formed water films in the process of rising through the through holes of the filter plate 17, and then the gas is absorbed by the activated carbon 18 and then enters the exhaust pipe 5 to be discharged.

The utility model discloses a tail gas recovery device for preparing dichloro pentachloromethyl thiazole, the installation mode, the connection mode or the setting mode of which are common mechanical modes, and the device can be implemented as long as the beneficial effects can be achieved; the utility model discloses a dichloro pentachloromethyl thiazole prepares with tail gas recovery unit's motor 8, blade 11, active carbon 18, temperature sensor 23, temperature display appearance 24, fan 25, check valve 26 and dust cover 27 for purchasing on the market, technical personnel only need install and operate according to its subsidiary service instruction in this industry can.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A tail gas recovery device for preparing dichloro pentachloromethyl thiazole comprises an absorption tower (1), an air inlet pipe (2), an air pump (4) and an exhaust pipe (5), wherein a cavity is arranged in the absorption tower (1), absorption liquid is arranged at the bottom of the cavity of the absorption tower (1), the output end of the air inlet pipe (2) is positioned in the absorption liquid of the cavity of the absorption tower (1), the output end of the air inlet pipe (2) is flushed down, a first valve (3) is arranged on the air inlet pipe (2), the input end of the air inlet pipe (2) is connected with the output end of the air pump (4), the input end of the air pump (4) is connected with an external air pipe, the first valve (3) and the air pump (4) are both positioned outside the cavity of the absorption tower (1), an exhaust port is arranged on the absorption tower (1), the exhaust port of the absorption tower (1) is communicated with the cavity of the absorption tower (1), the input end of the exhaust, a second valve (6) is arranged on the exhaust pipe (5); it is characterized by also comprising a motor working box (7), a motor (8), a rotating shaft (9), a connecting rod (10), blades (11), a support (12), a water inlet pipe (13), a water pump (14), a longitudinal water pipe (15) and a transverse water pipe (16), wherein a cavity is arranged in the motor working box (7), an absorption tower (1) is fixedly arranged at the upper end of the motor working box (7), the motor (8) is fixedly arranged in the cavity of the motor working box (7), the lower end of the rotating shaft (9) is connected with the output end of the motor (8), the upper part of the rotating shaft (9) penetrates through the upper end of the motor working box (7) and the lower end of the absorption tower (1), the upper part of the rotating shaft (9) is positioned in the cavity of the absorption tower (1), the upper part of the rotating shaft (9) is positioned below the output end of the air inlet pipe (2), and the rotating shaft (9) is rotatably connected with the motor working, the multi-group connecting rods (10) are fixedly arranged on the upper portion of the rotating shaft (9), blades (11) are arranged on the multi-group connecting rods (10), the multi-group connecting rods (10) and the blades (11) are located in a cavity of the absorption tower (1), the support (12) is fixedly arranged at the upper end of the motor working box (7), the support (12) is located on the left side of the absorption tower (1), the water pump (14) is fixedly arranged at the upper end of the support (12), the input end of the water pump (14) is connected with the output end of the water inlet pipe (13), the input end of the water inlet pipe (13) is located in absorption liquid in the cavity of the absorption tower (1), the input end of the water inlet pipe (13) is provided with a filter screen, the output end of the water pump (14) is connected with the input end of the longitudinal water pipe (15), the transverse water pipe (16) is transversely arranged at the upper end of the longitudinal water pipe (, the right part of the transverse water pipe (16) is positioned in the cavity of the absorption tower (1), the transverse water pipe (16) is positioned above the absorption liquid level in the cavity of the absorption tower (1), a plurality of groups of spraying openings are arranged on the transverse water pipe (16), and the plurality of groups of spraying openings are positioned in the cavity of the absorption tower (1).

2. The tail gas recovery device for dichloro pentachloromethyl thiazole preparation as claimed in claim 1, further comprising a filter plate (17) and active carbon (18), wherein the filter plate (17) is fixedly installed in the chamber of the absorption tower (1), the filter plate (17) is provided with a plurality of groups of through holes, the filter plate (17) is positioned below the horizontal water pipe (16) and above the absorption liquid level, the active carbon (18) is fixedly installed above the horizontal water pipe (16), and the active carbon (18) is positioned below the exhaust pipe (5).

3. The recovery device of tail gas from dichloro pentachloromethyl thiazole preparation as claimed in claim 2, characterized in that it further comprises a cover plate (19) and a bolt (20), the absorption tower (1) is provided with an access hole, and the access hole is communicated with the chamber of the absorption tower (1), the cover plate (19) is installed outside the access hole through the bolt (20).

4. The recovery device of tail gas from dichloro pentachloromethyl thiazole preparation as claimed in claim 3, characterized in that it further comprises a water pipe (21), the input end of the water pipe (21) is communicated with the chamber of the absorption tower (1), and the water pipe (21) is located at the lower part of the absorption tower (1), and the water pipe (21) is provided with a third valve (22).

5. The recovery device of tail gas from dichloro pentachloromethyl thiazole preparation as claimed in claim 4, characterized in that it further comprises a temperature sensor (23) and a temperature display instrument (24), the temperature sensor (23) is fixedly installed in the chamber of the absorption tower (1), the temperature display instrument (24) is fixedly installed at the outer side of the absorption tower (1), and the temperature sensor (23) and the temperature display instrument (24) are electrically connected through a signal wire.

6. The tail gas recovery device for dichloro pentachloromethyl thiazole preparation of claim 5, characterized in that, further comprises a fan (25), a plurality of groups of heat dissipation holes are arranged on the motor work box (7), and the heat dissipation holes are communicated with the cavity of the motor work box (7), the fan (25) is fixedly arranged in the cavity of the motor work box (7).

7. The recovery device of tail gas from dichloro pentachloromethyl thiazole preparation as claimed in claim 6, characterized in that, it further comprises a check valve (26), the check valve (26) is installed on the gas inlet pipe (2).

8. The recovery device of tail gas from dichloro pentachloromethylthiazole preparation as claimed in claim 7, characterized in that it further comprises a dust cover (27), the dust cover (27) is fixedly installed at the upper end of the absorption tower (1).