CN216946811U

CN216946811U - Dichloromethane recovery tank for producing chloramine

Info

Publication number: CN216946811U
Application number: CN202220089422.0U
Authority: CN
Inventors: 崔学峰; 刘琦; 孙振国
Original assignee: Shandong Hengda Biomedical Co ltd
Current assignee: Shandong Hengda Biomedical Co ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-07-12
Anticipated expiration: 2032-01-13

Abstract

The utility model discloses a dichloromethane recovery tank for chloroamine production, which comprises a recovery tank and four flow control assemblies, wherein a pressure detection assembly penetrates through the left wall of the recovery tank, the pressure detection assembly comprises an air inlet pipe, a pressure detection box and a pressure detector, the right end of the air inlet pipe is provided with the pressure detection box, the pressure detector is arranged inside the pressure detection box, the flow control assemblies are located at the left end of the recovery tank, the lower end of a motor is connected with a control rod, and the number of transverse through holes is four. This jar is retrieved with dichloromethane to chloramine production compares with current jar is retrieved with dichloromethane to chloramine production, through the size of the gaseous entry of control lever rotation control to adjust condenser inside pressure, make the condensation effect better, through the dual cooling of condensate pipe and shower head to gas, let collect more abundant, let gas more disperse through the diffluent hole, increase area of contact, abundant reaction.

Description

Dichloromethane recovery tank for producing chloramine

Technical Field

The utility model relates to the technical field of chloramine, in particular to a dichloromethane recovery tank for producing chloramine.

Background

The chloramine is accompanied with the generation of a derivative dichloromethane in the production process, so that the dichloromethane is collected to avoid scattering in the air to influence the atmosphere, and the dichloromethane contains toxicity and is harmful to human bodies, so that the dichloromethane is recycled by a dichloromethane recovery tank for producing the chloramine.

The device is heated and vulcanized again on the basis of the original dichloromethane recovery device, and finally, the heated and vulcanized dichloromethane is collected, so that the recovery rate is increased, and the energy consumption is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a dichloromethane recovery tank for producing chloramine, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a jar is retrieved with dichloromethane to chloramine production, is including retrieving jar and flow control subassembly, the left wall of retrieving the jar runs through there is the pressure measurement subassembly, and the pressure measurement subassembly includes intake pipe, pressure measurement case and pressure detector, the right-hand member of intake pipe is provided with the pressure measurement case, and the inside of pressure measurement case is provided with pressure detector, the flow control subassembly is located the left end of retrieving the jar, and the flow control subassembly includes motor, control lever, horizontal through-hole and vertical through-hole, the lower extreme of motor is connected with the control lever, and the inside from the top down of control lever has set gradually horizontal through-hole and vertical through-hole, horizontal through-hole is provided with four, and vertical through-hole is provided with threely.

Further, the left end of intake pipe is provided with the subassembly that admits air, and the subassembly that admits air includes air exhauster and exhaust tube, the upper end of air exhauster is provided with the exhaust tube.

Furthermore, the outside of pressure detection case is provided with the condensing box, and the left end of condensing box is connected with the condensation inlet tube, the lower extreme of condensing box is provided with the collecting tank, and the inside of condensing box is provided with the condensation subassembly, the right-hand member of condensing box is connected with the back flow.

Further, the condensation subassembly includes condensate pipe and condensate pipe, and the inside of condensate pipe is provided with the condensate pipe.

Further, the lower extreme of collecting tank is connected with an album liquid mouth, and the lower extreme of album liquid mouth is provided with the stock solution bottle, the right-hand member of stock solution bottle is connected with the collecting pipe, and the right-hand member of collecting pipe is connected with and sprays the case.

Furthermore, the left wall of spraying box runs through there is reposition of redundant personnel subassembly, and the reposition of redundant personnel subassembly includes shunt and reposition of redundant personnel hole, the upper wall of shunt is provided with reposition of redundant personnel hole.

Further, the right wall of the spray box is connected with a flow guide pipe, the right end of the flow guide pipe is connected with a water pump, the upper end of the water pump is connected with a water pumping pipe, the left end of the water pumping pipe is connected with a three-way pipe, the lower end of the three-way pipe is connected with a spray header, and the lower end of the interior of the spray box is provided with a liquid separation plate.

Compared with the prior art, the utility model has the beneficial effects that: the size of the gas inlet is controlled through rotation of the control rod, so that the pressure inside the condensation pipe is adjusted, the condensation effect is better, the gas is cooled through the condensation pipe and the spray header, the collection is more sufficient, the gas is more dispersed through the diversion holes, the contact area is increased, and the reaction is sufficient;

1. according to the utility model, through the arrangement of the pressure detector, the motor, the control rod, the transverse through hole, the longitudinal through hole and the condensation liquid pipe, the air pressure in the condensation liquid pipe is detected through the pressure detector, the control rod is driven to rotate through the data control motor, the aperture ratio of the transverse through hole is larger, the aperture ratio of the longitudinal through hole is smaller, and the air pressure in the condensation liquid pipe is controlled through rotation switching, so that the air pressure is kept constant, and the condensation effect is better;

2. according to the utility model, through the arrangement of the condensate pipe, the liquid storage bottle, the collecting pipe, the diversion hole, the spray box, the liquid separation plate and the spray head, gas passes through the condensate pipe, sodium chloride solution which is cooled at the lower end of the spray box in advance is introduced into the condensate pipe, and returns to the spray box after circulation, and the collected liquid after reaction and condensation is collected in the liquid storage bottle;

3. according to the utility model, through the arrangement of the flow divider, the flow dividing holes and the spray header, unreacted gas is led to the flow divider, and then the gas is uniformly dispersed through the flow dividing holes, at the moment, the gas can be fully contacted with condensed liquid through the vaporous liquid sprayed by the spray header, so that the effect of fully cooling the liquid is achieved, the recovery is more sufficient, and the environment cannot be subsequently influenced.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of a dichloromethane recovery tank for producing chloramine according to the present invention;

FIG. 2 is a schematic perspective view of a flow divider of a methylene dichloride recovery tank for producing chloramine according to the present invention;

FIG. 3 is an enlarged schematic structural view of a methylene dichloride recovery tank for producing chloramine of the present invention at A in FIG. 1.

In the figure: 1. a recovery tank; 2. an air intake assembly; 201. an exhaust fan; 202. an exhaust pipe; 3. a pressure detection assembly; 301. an air inlet pipe; 302. a pressure detection box; 303. a pressure detector; 4. a flow control assembly; 401. a motor; 402. a control lever; 403. a transverse through hole; 404. a longitudinal through hole; 5. a condenser tank; 6. a condensation water inlet pipe; 7. a condensing assembly; 701. a condensate pipe; 702. a condensate pipe; 8. a liquid collecting tank; 9. a liquid collection port; 10. a liquid storage bottle; 11. a collection pipe; 12. a flow diversion assembly; 1201. a flow divider; 1202. a shunt hole; 13. a spray box; 14. a water pumping pipe; 15. a water pump; 16. a flow guide pipe; 17. a liquid separation plate; 18. a three-way pipe; 19. a shower head; 20. a return pipe.

Detailed Description

Embodiment one, as shown in fig. 1 and fig. 3, a dichloromethane recovery tank for producing chloramine comprises a recovery tank 1 and a flow control assembly 4, a pressure detection assembly 3 penetrates through a left wall of the recovery tank 1, the pressure detection assembly 3 comprises an air inlet pipe 301, a pressure detection box 302 and a pressure detector 303, the pressure detection box 302 is arranged at a right end of the air inlet pipe 301, the pressure detector 303 is arranged inside the pressure detection box 302, the flow control assembly 4 is located at a left end of the recovery tank 1, the flow control assembly 4 comprises a motor 401, a control rod 402, a transverse through hole 403 and a longitudinal through hole 404, the control rod 402 is connected to a lower end of the motor 401, the transverse through hole 403 and the longitudinal through hole 404 are sequentially arranged inside the control rod 402 from top to bottom, four transverse through holes 403 are arranged, the longitudinal through hole 404 is arranged, and the air inlet assembly 2 is arranged at a left end provided with three air inlet pipes 301, and air intake assembly 2 includes air exhauster 201 and exhaust tube 202, the upper end of air exhauster 201 is provided with exhaust tube 202, detect the inside atmospheric pressure of condensate pipe 702 through pressure detector 303, it is rotatory to drive control lever 402 through data control motor 401, the aperture ratio of horizontal through-hole 403 is great, the aperture ratio of vertical through-hole 404 is less, through rotatory switching, reach the inside atmospheric pressure of control condensate pipe 702 with this, let atmospheric pressure keep invariable, can make the effect of condensation better, the lower extreme of collecting tank 8 is connected with album liquid mouth 9, and the lower extreme of album liquid mouth 9 is provided with stock solution bottle 10, the right-hand member of stock solution bottle 10 is connected with collecting pipe 11, and the right-hand member of collecting pipe 11 is connected with spray box 13.

In the second embodiment, as shown in fig. 1-2, a condenser box 5 is disposed outside the pressure detection box 302, a condensation water inlet pipe 6 is connected to the left end of the condenser box 5, a liquid collecting tank 8 is disposed at the lower end of the condenser box 5, a condensation assembly 7 is disposed inside the condenser box 5, a return pipe 20 is connected to the right end of the condenser box 5, the condensation assembly 7 includes a condensation water pipe 701 and a condensation water pipe 702, the condensation water pipe 701 has a condensation water pipe 702, a flow distribution assembly 12 penetrates through the left wall of the spray box 13, the flow distribution assembly 12 includes a flow divider 1201 and a flow distribution hole 1202, a flow distribution hole 1202 is disposed on the upper wall of the flow divider 1201, unreacted gas is led to the flow divider 1201 and is uniformly dispersed through the flow distribution hole 1202, at this time, the gas can be sufficiently contacted with the condensation liquid through the mist liquid sprayed from the spray header 19, so as to achieve the effect of sufficiently cooling the liquid, the recycling is more sufficient, the environment can not be affected subsequently, the right wall of the spray box 13 is connected with a guide pipe 16, the right end of the guide pipe 16 is connected with a water pump 15, the upper end of the water pump 15 is connected with a water pumping pipe 14, the left end of the water pumping pipe 14 is connected with a three-way pipe 18, the lower end of the three-way pipe 18 is connected with a spray head 19, the lower end inside the spray box 13 is provided with a liquid separation plate 17, the gas passes through a condensate pipe 702, the sodium chloride solution cooled at the lower end of the spray box 13 in advance is led into the condensate pipe 701 and returns to the spray box 13 after circulation, the collection liquid after reaction and condensation is collected in a liquid storage bottle 10, the gas which is not completely reacted is dispersed through a branch hole 1202 and then enters the spray box 13, and is cooled for the second time through the spray head 19, the liquefied dichloromethane liquid is easier to be heavier than the sodium chloride and is not compatible with each other, so that the separation is carried out through the liquid separation plate 17, the dichloromethane is easy to continue to be collected in the liquid storage bottle 10 through the collecting pipe 11, and the liquid can be collected more fully through the double cooling mode.

The working principle is as follows: when the dichloromethane recovery tank for chloramine production is used, firstly, gas is pumped into the recovery tank 1 through the exhaust fan 201, then the pressure detector 303 is used for detecting the air pressure inside the condensation liquid pipe 702, the control rod 402 is driven to rotate through the data control motor 401, the aperture ratio of the transverse through hole 403 is larger, the aperture ratio of the longitudinal through hole 404 is smaller, the air pressure inside the condensation liquid pipe 702 is controlled through rotation switching, the air pressure is kept constant, the gas passes through the condensation liquid pipe 702, sodium chloride solution which is cooled at the lower end of the spray tank 13 in advance is led into the condensation liquid pipe 701 and returns to the spray tank 13 after circulation, the collection liquid after reaction and condensation is collected and stored in the liquid storage bottle 10 through the liquid collection port 9, the gas which is not completely reacted passes through the shunt 1201 and is dispersed through the shunt hole 1202 and then enters the spray tank 13, under the pumping of the water pump 15, the liquid is led to the spray header 19 through the water pumping pipe 14 and the three-way pipe 18 to carry out secondary cooling on the liquid, because the liquefied dichloromethane liquid is heavier than sodium chloride and is incompatible with each other, the liquid is divided through the liquid dividing plate 17, dichloromethane is easy to continue to be collected in the liquid storage bottle 10 through the collecting pipe 11, and the operation principle of the dichloromethane recovery tank for producing chloramine is the same.

Claims

1. The dichloromethane recovery tank for the production of chloramine comprises a recovery tank (1) and a flow control assembly (4), and is characterized in that a pressure detection assembly (3) penetrates through the left wall of the recovery tank (1), the pressure detection assembly (3) comprises an air inlet pipe (301), a pressure detection box (302) and a pressure detector (303), the right end of the air inlet pipe (301) is provided with the pressure detection box (302), the pressure detector (303) is arranged in the pressure detection box (302), the flow control assembly (4) is positioned at the left end of the recovery tank (1), the flow control assembly (4) comprises a motor (401), a control rod (402), a transverse through hole (403) and a longitudinal through hole (404), the lower end of the motor (401) is connected with the control rod (402), and the transverse through hole (403) and the longitudinal through hole (404) are sequentially arranged in the control rod (402) from top to bottom, the number of the transverse through holes (403) is four, and the number of the longitudinal through holes (404) is three.

2. The dichloromethane recovery tank for producing chloramine according to claim 1, wherein the left end of the air inlet pipe (301) is provided with an air inlet component (2), the air inlet component (2) comprises an exhaust fan (201) and an exhaust pipe (202), and the upper end of the exhaust fan (201) is provided with the exhaust pipe (202).

3. The dichloromethane recovery tank for producing chloramine according to claim 1, wherein a condensation tank (5) is arranged outside the pressure detection tank (302), a condensation water inlet pipe (6) is connected to the left end of the condensation tank (5), a liquid collection tank (8) is arranged at the lower end of the condensation tank (5), a condensation component (7) is arranged inside the condensation tank (5), and a return pipe (20) is connected to the right end of the condensation tank (5).

4. The dichloromethane recovery tank for producing chloramine according to claim 3, wherein the condensing assembly (7) comprises a condensate pipe (701) and a condensate pipe (702), and the interior of the condensate pipe (701) is provided with the condensate pipe (702).

5. The dichloromethane recovery tank for producing chloramine according to claim 3, wherein the lower end of the liquid collecting tank (8) is connected with a liquid collecting port (9), the lower end of the liquid collecting port (9) is provided with a liquid storage bottle (10), the right end of the liquid storage bottle (10) is connected with a collecting pipe (11), and the right end of the collecting pipe (11) is connected with a spraying tank (13).

6. The dichloromethane recovery tank for producing chloramine according to claim 5, characterized in that a flow splitting assembly (12) penetrates through the left wall of the spray box (13), the flow splitting assembly (12) comprises a flow splitter (1201) and a flow splitting hole (1202), and the flow splitting hole (1202) is arranged on the upper wall of the flow splitter (1201).

7. The dichloromethane recovery tank for producing chloramine according to claim 5, wherein the right wall of the spray tank (13) is connected with a flow guide pipe (16), the right end of the flow guide pipe (16) is connected with a water pump (15), the upper end of the water pump (15) is connected with a water pumping pipe (14), the left end of the water pumping pipe (14) is connected with a three-way pipe (18), the lower end of the three-way pipe (18) is connected with a spray header (19), and the lower end of the interior of the spray tank (13) is provided with a liquid separating plate (17).