CN216149391U - Phosphorus trichloride tail gas absorbing device - Google Patents

Abstract

The utility model provides a phosphorus trichloride tail gas absorption device, and relates to the field of gas purification. This phosphorus trichloride tail gas absorbing device, including equipment principal, water pump, two water pipes and cooler bin, water pump fixed connection is in equipment principal top, cooler bin fixed connection is in equipment principal one side top, the inside collection mechanism that is equipped with of cooler bin. According to the phosphorus trichloride tail gas absorption device, phosphorus trichloride tail gas led into the cooling box through the air inlet pipe is cooled by the transverse plates in a dispersing manner, so that the phosphorus trichloride tail gas is rapidly cooled by liquid led in by the shunt pipe, the cooling efficiency of the phosphorus trichloride tail gas is improved, and the moisture contained in the phosphorus trichloride tail gas is condensed to adsorb and clean impurities contained in the phosphorus trichloride tail gas; moisture condensed out from the phosphorus trichloride tail gas is absorbed by the absorbent cotton and flows into the liquid storage tank fixedly connected with the bottom of the vertical pipe, so that the corrosion of impurity moisture contained in the phosphorus trichloride tail gas to parts is reduced.

Description

Phosphorus trichloride tail gas absorbing device

Technical Field

The utility model relates to a tail gas absorption device, in particular to a phosphorus trichloride tail gas absorption device, and belongs to the technical field of gas purification.

Background

Phosphorus trichloride can obtain a byproduct phosphorous acid after being washed by water, the phosphorous acid is a chemical raw material with wide application, is mainly used for manufacturing a plastic stabilizer, a water stabilizer, a bactericide, an organic phosphorus pesticide and the like, and phosphorus trichloride in a phosphorus trichloride production device is discharged along with tail gas, so that the waste in production is caused, and the natural environment is destroyed.

But the equipment that is used for retrieving phosphorus trichloride tail gas at present is comparatively perfect, and current phosphorus trichloride tail gas recovery unit generally pours the phosphorus trichloride tail gas into the treatment facility inside with direct processing reaction, and the higher phosphorus trichloride tail gas of temperature can accelerate the corrosion rate of equipment internals, has shortened the effective life of equipment internals, improves the cost input of phosphorus trichloride tail gas processing.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to solve the problems, and provides a phosphorus trichloride tail gas absorption device to solve the problems that in the prior art, phosphorus trichloride tail gas with higher temperature can accelerate the corrosion speed of internal parts of equipment, shorten the effective service life of the internal parts of the equipment, and improve the cost input of phosphorus trichloride tail gas treatment.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: a phosphorus trichloride tail gas absorption device comprises an equipment main body, a water pump, two water pipes and a cooling box, wherein the water pump is fixedly connected to the top of the equipment main body;

the collecting mechanism comprises a water diversion pipe and two transverse plates, wherein the transverse plates are fixedly connected to the bottom and the top of the inner cavity of the cooling box respectively, and are connected with a plurality of cooling pipes between the transverse plates, an air inlet pipe is fixedly connected to the top of one side of the cooling box, a blocking block is arranged at the top of the inner cavity of the cooling box, one end of the water diversion pipe is fixedly connected with one water pipe, the other end of the water diversion pipe is fixedly connected with the cooling box, a water outlet pipe is fixedly connected between the bottom of the inner cavity of the cooling box and the bottom of the inner cavity of the equipment main body, a collecting pipe is fixedly connected to the bottom of the cooling box, the inner part of the collecting pipe is fixedly connected with a water absorbing cotton, a vertical pipe is fixedly connected to the bottom of the collecting pipe, a liquid storage tank is fixedly connected with the bottom of the vertical pipe, one side of the liquid storage tank is fixedly connected with an air guide pipe between the vertical pipe and the equipment main body.

Preferably, diversion pipe one end fixedly connected with a plurality of shunt tubes, a plurality of shunt tubes one end all runs through the cooling tank rear side top and extends into between two diaphragms, outlet pipe one end runs through the cooling tank rear side bottom and extends into between two diaphragms.

Preferably, the standpipe all fixedly connected with sponge board that absorbs water with the air duct inside, the air duct slope sets up between standpipe and equipment main part, improves the filter effect of the inside impurity of phosphorus trichloride tail gas.

Preferably, the dovetail groove has been seted up at the liquid reserve tank top, liquid reserve tank inner chamber top fixedly connected with check valve, the check valve sets up in the dovetail groove bottom, check valve and dovetail groove all set up in the standpipe bottom, liquid reserve tank bottom fixedly connected with return bend makes things convenient for the liquid treatment of the inside collection of liquid reserve tank, improves staff's work efficiency, guarantees inside the liquid entering liquid reserve tank of standpipe drippage.

Preferably, a plurality of reset springs are fixedly connected between one side of the blocking block, which is far away from the air inlet pipe, and the side wall of the inner cavity of the cooling box, a plurality of guide telescopic rods are fixedly connected between one side of the blocking block and the side wall of the inner cavity of the cooling box, and the other side of the blocking block extends into the air inlet pipe.

Preferably, the drinking water pipe top is rotated and is connected with the montant, the montant sets up in a plurality of blades of the inside one end outside fixedly connected with of drinking water pipe, the montant sets up and is equipped with the sleeve in the one end outside cover at drinking water pipe top, a plurality of magnet boards of the inside fixedly connected with of sleeve guarantee that the inside gas of cooler bin can not flow backwards and get into the atmosphere, improves the efficiency that phosphorus trichloride tail gas handled.

Preferably, fixedly connected with between sleeve and the stopper acts as go-between, the one end of acting as go-between runs through the cooler bin lateral wall, be provided with the seal cover between acting as go-between and the cooler bin, guarantee the inside sealed of cooler bin, guarantee that the stopper can play sealed resource smoothly, reduce the probability that phosphorus trichloride tail gas leaked in the air.

The utility model provides a phosphorus trichloride tail gas absorption device, which has the following beneficial effects:

1. according to the phosphorus trichloride tail gas absorption device, phosphorus trichloride tail gas led into the cooling box through the air inlet pipe is cooled by the transverse plates in a dispersing manner, so that the phosphorus trichloride tail gas is rapidly cooled by liquid led in by the shunt pipe, the cooling efficiency of the phosphorus trichloride tail gas is improved, and the moisture contained in the phosphorus trichloride tail gas is condensed to adsorb and clean impurities contained in the phosphorus trichloride tail gas; moisture that phosphorus trichloride tail gas condensation goes out is absorbed by the cotton and is gathered inside the liquid reserve tank that flows into standpipe bottom fixed connection, reduces the inside impurity moisture that contains of phosphorus trichloride tail gas and to the corruption of equipment main part internals, prolongs the life of the inside corresponding part of equipment main part, reduces the frequency that the staff cleared up the maintenance equipment main part, reduces the cost that phosphorus trichloride tail gas was handled.

2. This phosphorus trichloride tail gas absorbing device, when intake pipe and water pump all stop work, the reset spring who fixes and block piece one side will block that the piece pushes and is kept apart between inside messenger's cooler bin of intake pipe and the intake pipe, guarantees that the inside gas of cooler bin can not flow backwards and get into the atmosphere, improves phosphorus trichloride tail gas treatment's efficiency, reduces the pollution of phosphorus trichloride tail gas to the environment.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partial cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 2 according to the present invention;

fig. 4 is a schematic structural view of the vertical bar of the present invention.

In the figure: 1. an apparatus main body; 2. a water pump; 3. a water pipe; 4. a cooling tank; 5. a collection pipe; 6. a vertical tube; 7. a liquid storage tank; 8. a blocking block; 9. an air inlet pipe; 10. a transverse plate; 11. a cooling tube; 12. a water conduit; 13. a shunt tube; 14. a water outlet pipe; 15. water absorbent cotton; 16. a one-way valve; 17. an air duct; 18. A pull wire; 19. a return spring; 20. a vertical rod; 21. a sleeve; 22. a magnet plate.

Detailed Description

The embodiment of the utility model provides a phosphorus trichloride tail gas absorption device.

Referring to fig. 1, 2, 3 and 4, the device comprises a device main body 1, a water pump 2, two water pipes 3 and a cooling tank 4, wherein the water pump 2 is fixedly connected to the top of the device main body 1, one ends of the two water pipes 3 are respectively and fixedly connected to the outer sides of a water inlet and a water outlet of the water pipes 3, the other ends of the two water pipes 3 are respectively and fixedly connected to the bottom and the top of one side of a collecting pipe 5, the cooling tank 4 is fixedly connected to the top of one side of the device main body 1, and a collecting mechanism is arranged inside the cooling tank 4;

the collecting mechanism comprises a water guide pipe 12 and two transverse plates 10, the two transverse plates 10 are respectively fixedly connected to the bottom and the top of the inner cavity of the cooling box 4, a plurality of cooling pipes 11 are fixedly connected between the two transverse plates 10, an air inlet pipe 9 is fixedly connected to the top of one side of the cooling box 4, a stop block 8 is arranged at the top of the inner cavity of the cooling box 4, one end of the water guide pipe 12 is fixedly connected with one water pipe 3, the other end of the water guide pipe 12 is fixedly connected with the cooling box 4, one end of the water guide pipe 12 is fixedly connected with a plurality of shunt pipes 13, one end of each shunt pipe 13 penetrates through the top of the rear side of the cooling box 4 and extends into the space between the two transverse plates 10, one end of a water outlet pipe 14 penetrates through the bottom of the rear side of the cooling box 4 and extends into the space between the two transverse plates 10, a water outlet pipe 14 is fixedly connected between the bottom of the inner cavity of the cooling box 4 and the bottom of the inner cavity of the equipment main body 1, a collecting pipe 5 is fixedly connected with a water absorbing cotton 15 inside the collecting pipe 5, collecting pipe 5 bottom fixedly connected with standpipe 6, 6 bottom fixedly connected with liquid reserve tank 7 of standpipe, the dovetail groove has been seted up at 7 tops of liquid reserve tank, 7 inner chamber tops fixedly connected with check valve 16 of liquid reserve tank, check valve 16 sets up in the dovetail groove bottom, check valve 16 and dovetail groove all set up in standpipe 6 bottoms, 7 bottom fixedly connected with return bends of liquid reserve tank, 7 one side of liquid reserve tank and 1 fixed connection of equipment main part, fixedly connected with air duct 17 between standpipe 6 and equipment main part 1, standpipe 6 and the inside equal fixedly connected with sponge board that absorbs water of air duct 17, the slope of air duct 17 sets up between standpipe 6 and equipment main part 1.

Specifically, phosphorus trichloride tail gas enters the cooling box 4 through a gas inlet pipe 9 fixedly connected with the top of the cooling box 4 fixedly connected with the top of one side of the equipment main body 1, and is provided with a plurality of cooling pipes 11, and a plurality of shunt tubes 13 arranged at one end of a water guide pipe 12 fixedly connected between a water pipe 3 fixedly connected with the top of the equipment main body 1 and the cooling box 4 extend into the cooling box 4, so that the phosphorus trichloride tail gas led into the cooling box 4 through the gas inlet pipe 9 is cooled dispersedly by the plurality of transverse plates 10, the purpose of rapidly cooling liquid led in by the shunt tubes 13 is achieved, the cooling efficiency of the phosphorus trichloride tail gas is improved, and the moisture contained in the phosphorus trichloride tail gas is ensured to be condensed to adsorb and clean impurities contained in the phosphorus trichloride tail gas, the number of internal components of the phosphorus trichloride tail gas is reduced; the inside fixedly connected with of 4 bottom fixed connection's of cooler bin collection pipe 5 absorbs water continuously 15 simultaneously, and the slope is provided with air duct 17 between 5 bottom fixed connection's of collection pipe standpipe 6 and equipment main part 1, consequently, the moisture that the phosphorus trichloride tail gas condensation goes out is absorbed by the continuous 15 that absorbs water and flows into inside the liquid reserve tank 7 of 6 bottom fixed connection of standpipe after collecing, guarantee the clean of phosphorus trichloride tail gas, improve the efficiency of phosphorus trichloride tail gas in 1 internal processing of equipment main part, reduce the inside impurity moisture who contains of phosphorus trichloride tail gas and to the corruption of 1 internal part of equipment main part, the life of the corresponding part in 1 inside of extension equipment main part, reduce the frequency that the staff cleared up maintenance equipment main part 1, reduce the cost that phosphorus trichloride tail gas was handled.

Referring to fig. 1, 2, 3 and 4 again, a plurality of return springs 19 are fixedly connected between one side of the blocking block 8, which is far away from the air inlet pipe 9, and the side wall of the inner cavity of the cooling box 4, a plurality of guiding telescopic rods are fixedly connected between one side of the blocking block 8 and the side wall of the inner cavity of the cooling box 4, the other side of the blocking block 8 extends into the air inlet pipe 9, the top of the water conduit 12 is rotatably connected with a vertical rod 20, the vertical rod 20 is fixedly connected with a plurality of blades outside the end, which is arranged inside the water conduit 12, the vertical rod 20 is sleeved with a sleeve 21 outside the end, which is arranged at the top of the water conduit 12, a stay wire 18 is fixedly connected between the sleeve 21 and the blocking block 8, one end of the stay wire 18 penetrates through the side wall of the cooling box 4, a sealing sleeve is arranged between the stay wire 18 and the cooling box 4, and a plurality of magnet plates 22 are fixedly connected inside the sleeve 21.

Specifically, a stay wire 18 is fixedly connected between a sleeve 21 sleeved outside a vertical rod 20 rotatably connected with the top of a water conduit 12 and a blocking block 8 arranged at the top of the inner cavity of a cooling box 4, and one side of the blocking block 8 is connected with the cooling box 4 through a plurality of return springs 19, so that the blocking block 8 is pushed by gas in an air inlet pipe 9 and simultaneously pulled by the sleeve 21 sleeved outside the vertical rod 20 driven by liquid in the water conduit 12 to rotate, the purpose of enabling the blocking block 8 to rapidly leave the inside of the air inlet pipe 9 is achieved, and the position between the sleeve 21 and the vertical rod 20 is fixed through a magnet plate 22, so that the sleeve 21 and the vertical rod 20 rotate relatively when the blocking block 8 cannot move, when the air inlet pipe 9 and a water pump 2 stop working, the return spring 19 fixed on one side of the blocking block 8 pushes the blocking block 8 into the air inlet pipe 9 to isolate the cooling box 4 from the air inlet pipe 9, the gas in the cooling box 4 can not flow back to the atmosphere, the efficiency of phosphorus trichloride tail gas treatment is improved, and the pollution of the phosphorus trichloride tail gas to the environment is reduced.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a phosphorus trichloride tail gas absorbing device, includes equipment main part (1), water pump (2), two water pipes (3) and cooler bin (4), its characterized in that: the water pump (2) is fixedly connected to the top of the equipment main body (1), one ends of the two water pipes (3) are fixedly connected to the outer sides of a water inlet and a water outlet of the water pipes (3) respectively, the other ends of the two water pipes (3) are fixedly connected to the bottom and the top of one side of the collecting pipe (5) respectively, the cooling box (4) is fixedly connected to the top of one side of the equipment main body (1), and a collecting mechanism is arranged inside the cooling box (4);

the collecting mechanism comprises a water diversion pipe (12) and two transverse plates (10), the two transverse plates (10) are respectively and fixedly connected to the bottom and the top of an inner cavity of a cooling box (4), a plurality of cooling pipes (11) are fixedly connected between the two transverse plates (10), an air inlet pipe (9) is fixedly connected to the top of one side of the cooling box (4), a blocking block (8) is arranged at the top of the inner cavity of the cooling box (4), one end of the water diversion pipe (12) is fixedly connected with a water pipe (3), the other end of the water diversion pipe (12) is fixedly connected with the cooling box (4), a water outlet pipe (14) is fixedly connected between the bottom of the inner cavity of the cooling box (4) and the bottom of the inner cavity of an equipment main body (1), a collecting pipe (5) is fixedly connected to the bottom of the cooling box (4), a water absorbing sponge (15) is fixedly connected to the inside of the collecting pipe (5), and a vertical pipe (6) is fixedly connected to the bottom of the collecting pipe (5), the device is characterized in that a liquid storage tank (7) is fixedly connected to the bottom of the vertical pipe (6), one side of the liquid storage tank (7) is fixedly connected with the device main body (1), and an air guide pipe (17) is fixedly connected between the vertical pipe (6) and the device main body (1).

2. The phosphorus trichloride tail gas absorption device according to claim 1, characterized in that: diversion pipe (12) one end fixedly connected with a plurality of shunt tubes (13), it is a plurality of shunt tubes (13) one end all runs through cooling box (4) rear side top and extends into between two diaphragm (10), outlet pipe (14) one end runs through cooling box (4) rear side bottom and extends into between two diaphragm (10).

3. The phosphorus trichloride tail gas absorption device according to claim 1, characterized in that: the water absorption sponge plates are fixedly connected inside the vertical pipe (6) and the air guide pipe (17), and the air guide pipe (17) is obliquely arranged between the vertical pipe (6) and the equipment main body (1).

4. The phosphorus trichloride tail gas absorption device according to claim 1, characterized in that: dovetail groove has been seted up at liquid reserve tank (7) top, liquid reserve tank (7) inner chamber top fixedly connected with check valve (16), check valve (16) set up in the dovetail groove bottom, check valve (16) and dovetail groove all set up in standpipe (6) bottom, liquid reserve tank (7) bottom fixedly connected with return bend.

5. The phosphorus trichloride tail gas absorption device according to claim 1, characterized in that: a plurality of reset springs (19) are fixedly connected between one side of the air inlet pipe (9) far away from the blocking block (8) and the inner cavity side wall of the cooling box (4), a plurality of guiding telescopic rods are fixedly connected between one side of the blocking block (8) and the inner cavity side wall of the cooling box (4), and the other side of the blocking block (8) extends into the air inlet pipe (9).

6. The phosphorus trichloride tail gas absorption device according to claim 1, characterized in that: the utility model discloses a drinking water diversion pipe, including leading water pipe (12), leading water pipe (12) top is rotated and is connected with montant (20), montant (20) set up in a plurality of blades of the inside one end outside fixedly connected with of leading water pipe (12), montant (20) set up and are equipped with sleeve (21) in the one end outside cover at leading water pipe (12) top, a plurality of magnet boards (22) of the inside fixedly connected with of sleeve (21).

7. The phosphorus trichloride tail gas absorption device according to claim 6, characterized in that: a pull wire (18) is fixedly connected between the sleeve (21) and the blocking block (8), one end of the pull wire (18) penetrates through the side wall of the cooling box (4), and a sealing sleeve is arranged between the pull wire (18) and the cooling box (4).

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