CN214106434U

CN214106434U - Oxide washing tower

Info

Publication number: CN214106434U
Application number: CN202022938680.5U
Authority: CN
Inventors: 吴德全
Original assignee: Yancheng Desano Pharmaceutical Co ltd
Current assignee: Yancheng Desano Pharmaceutical Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-09-03
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses an oxide washing tower, which comprises a washing tower body, an immersion absorption device, a filtering device, a spraying purification device, a cooling device and a drying device, wherein the immersion absorption device is arranged on the bottom surface inside the washing tower body; the spraying purification device is arranged in the washing tower body and positioned above the immersion absorption device and is used for spraying the purification liquid; the cooling device is arranged in the washing tower body and positioned above the spraying and purifying device and is used for condensing and liquefying gaseous purifying liquid carried in gas; and a drying device is arranged at the top in the water washing tower body above the cooling device. The oxide water washing tower has a particle filtering function, solves the problem that particles enter the water washing tower to block through holes of the condensing plate, and can solve the problem of incomplete absorption so as to achieve the effect of thorough absorption of oxides in waste gas.

Description

Oxide washing tower

Technical Field

The utility model belongs to the technical field of the washing tower, in particular to oxide washing tower.

Background

Ritonavir is an orally active inhibitor of human immunodeficiency virus-1 (HIV-1) and human immunodeficiency virus-2 (HIV-2) aspartic protease, blocking the enzymatic process to produce the polyprotein required to morphologically mature HIV particles, thereby keeping the HIV particles in an immature state, thereby slowing the spread of HIV in cells to prevent the onset of a new round of infection and delaying disease progression. Ritonavir is generally effective against zidovudine-sensitive and zidovudine-and saquinavir-resistant strains of HIV.

In the preparation process of ritonavir, the generated waste gas contains various harmful oxides, and if the harmful oxides are directly discharged into the atmosphere, serious air pollution is caused, so common pharmaceutical manufacturers can adopt a water washing tower to wash and purify the waste gas so as to remove the oxides in the waste gas.

During long-term first-line development and production work, the inventor finds that the existing water washing tower has the following problems:

(1) various particles can accompany the waste gas, and the particles can cause incomplete absorption of oxides in the waste gas when entering the water scrubber and can block through holes of a condensation plate in the water scrubber;

(2) the water scrubber usually performs waste gas purification in a spraying manner, the spraying effect is limited, and when the waste gas contains more oxides, the spraying and water scrubbing manner cannot realize thorough reaction purification.

In view of the above problems, the present inventors have made a study and improvement on an existing water washing tower, and have resulted in the present invention.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oxide washing tower possesses particulate matter filtering capability, solves the problem that the particulate matter got into the washing tower and blockked up the condenser plate through-hole.

Another object of the present invention is to provide an oxide washing tower, which can solve the problem of incomplete absorption to achieve the effect of thorough absorption of oxide in the waste gas.

In order to achieve the above purpose, the solution of the present invention is:

an oxide washing tower comprises a washing tower body, an immersion absorption device, a filtering device, a spraying purification device, a cooling device and a drying device, wherein the immersion absorption device is arranged on the bottom surface inside the washing tower body; the spraying purification device is arranged in the washing tower body and positioned above the immersion absorption device and is used for spraying the purification liquid; the cooling device is arranged in the washing tower body and positioned above the spraying and purifying device and is used for condensing and liquefying gaseous purifying liquid carried in gas; and a drying device is arranged at the top in the water washing tower body above the cooling device.

The immersion absorption device comprises an absorption tank and a primary condensation plate, wherein the absorption tank is communicated with the filtering device through an air inlet pipe; the first-stage condensation plate is arranged above the absorption tank.

The inner wall of the washing tower body is provided with a reflux groove extending to the absorption tank from the cooling device, and the purified liquid condensed and liquefied by the cooling device is drained to the absorption tank.

The filter device comprises filter pipes, three filter plates, three support frames, a speed reduction rotating shaft and a filter motor, wherein the three filter plates are connected to one end of each support frame in a one-to-one correspondence mode, the other ends of the three support frames are connected to the speed reduction rotating shaft together, and the three support frames are uniformly distributed on the periphery of the speed reduction rotating shaft; the speed reducing rotating shaft is connected with a filtering motor through a speed reducer; the filter tube is arranged in parallel with the deceleration rotating shaft in a coaxial mode, and when the deceleration rotating shaft rotates, a certain filter plate can penetrate through the filter tube, so that particles of waste gas flowing through the filter tube are filtered.

The filter plate comprises a filter plate and two sealing plates, wherein the two sealing plates are respectively arranged on two sides of the filter plate.

The spraying purification device comprises a rotating device and a spray pipe, wherein the rotating device is fixed on the inner wall of the washing tower body, and the output end of the rotating device is connected with the spray pipe; and a purifying spray head is fixed at the bottom of the spray pipe towards the immersion absorption device.

The rotating device comprises a rotating motor and a cam, the rotating motor is fixed on the inner wall of the washing tower body, and an output shaft of the rotating motor is connected with the cam; the nozzle is fixed with the runner in the corresponding position of cam, and the tip of nozzle is equipped with the reset spring.

The cooling device comprises a condensing pipe and a secondary condensing plate, wherein the condensing pipe is in a spiral shape and is fixedly arranged on the inner wall of the washing tower body; the second-stage condensation plate is fixed above the condensation pipe.

The drying device comprises a fan and heat pipes, the heat pipes are arranged at the top end of the interior of the washing tower body, and the fan is arranged below the heat pipes and above the cooling device; the top of the washing tower body is provided with an exhaust port.

After the scheme is adopted, the utility model discloses compare prior art's beneficial effect is:

(1) the utility model adds the filtering device, the filter plate in the filtering device can filter the particles contained in the waste gas passing through the filtering device, and the particles are prevented from entering the washing tower, so that the through holes of the condensation plate in the washing tower are blocked, and simultaneously the waste gas not containing the particles enters the absorption tank to better enable the reaction and absorption between the oxide and the purifying liquid;

(2) the utility model adds the immersion absorption device, after the filtered waste gas enters the water washing tower, the waste gas firstly enters the absorption tank completely through the air inlet pipe to react, the gas after the reaction is finished reacts with the spraying purification device through the first-level condensation plate, the immersion absorption tank can absorb most of oxides in the waste gas, so that the content of the oxides in the waste gas entering the spraying purification device is reduced, and the reaction can be more thorough;

(3) the utility model discloses increase filter motor and three filter, filter the motor and pass through the reduction gear and can make the filter rotate, when gathering a large amount of particulate matters on the filter, change next filter through rotating to filter washing before, automatic pivoted mode makes the change of filter and wash more convenient.

Drawings

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

fig. 2 is a schematic front structural view of the present invention;

FIG. 3 is a schematic structural view of a filtering apparatus according to the present invention;

FIG. 4 is a schematic structural diagram of a filter plate according to the present invention;

FIG. 5 is an enlarged view of portion A of FIG. 2;

fig. 6 is a schematic structural diagram of the drying device of the present invention.

Reference numerals:

1. washing the tower body with water;

2. an immersion absorber; 21. an absorption tank; 22. an air inlet pipe; 23. a first-stage cold plate;

3. a filtration device; 31. a filter tube; 32. a filter motor; 33. filtering the plate; 34. a support frame; 35. a decelerating rotating shaft; 331. a sealing plate; 332. a filter plate;

4. a spray purification device; 41. a rotating device; 42. a purifying spray head; 43. a nozzle; 411. a rotating electric machine; 412. a cam; 413. a rotating wheel; 414. a reset spring;

5. a cooling device; 51. a condenser tube; 52. a reflux tank; 53. a secondary cold plate;

6. a drying device; 61. a fan; 62. a heat pipe; 63. and (7) an exhaust port.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1, the utility model provides an oxide washing tower, which comprises a washing tower body 1, wherein an immersion absorption device 2 is arranged on the bottom surface inside the washing tower body 1, a filtering device 3 is fixedly arranged on the left side of the bottom end of the washing tower body 1, a spraying purification device 4 is arranged above the immersion absorption device 2, a cooling device 5 is arranged above the spraying purification device 4, and a drying device 6 is arranged above the cooling device 5; wherein, filter equipment 3 filters the particulate matter in the waste gas, and the rethread is soaked absorbing device 2 and is sprayed purifier 4 and absorb the oxide, and cooling device 5 condenses the moisture liquefaction and the backward flow that carry in the gas after purifying, and drying device 6 dries gas.

As a preferred embodiment of the present invention, as shown in fig. 2, the spraying purification device 4 comprises a rotating device 41, a spraying pipe 43 is disposed on the rotating device 41, and a purification nozzle 42 is fixedly mounted below the spraying pipe 43; as shown in fig. 5, the rotating device 41 includes a rotating motor 411, a cam 412 is fixedly connected to an output shaft of the rotating motor 411, a rotating wheel 413 is fixedly installed on the spraying pipe 43 at a position corresponding to the cam 412, and a return spring 414 is fixedly installed at the rightmost end of the spraying pipe 43; the rotating motor 411 drives the spraying pipe 43 to rotate in a small amplitude through the cam 412 and the rotating wheel 413, and the spraying pipe 43 can reset under the action of the reset spring 414 after rotating and is driven to swing in a small amplitude again, so that the purpose of reciprocating back and forth is achieved, and the purifying spray head 42 is used for spraying purifying liquid to perform secondary absorption and purification on oxides in the waste gas.

As a preferred embodiment of the present invention, as shown in fig. 2, the cooling device 5 includes a condensation pipe 51, the condensation pipe 51 is spiral, and the condensation pipe 51 is fixedly installed on the inner wall of the washing tower 1; the inner wall of the washing tower body 1 is also provided with a reflux groove 52, and the upper end of the condenser pipe 51 is fixedly provided with a secondary condensing plate 53; as shown in fig. 6, the drying device 6 includes a fan 61, a heat pipe 62 is fixedly installed right above the fan 61, and an exhaust port 63 is opened at the upper end of the washing tower body 1; the condensation pipe 51 and the secondary condensation plate 53 condense the moisture of the purification liquid carried in the passing gas, and the purification liquid flows back to the absorption tank 21 through the reflux groove 52 for recycling; the blower 61 is coupled to the heat pipe 62 to dry the condensed gas and discharge the purified clean gas through the exhaust port 63.

As a preferred embodiment of the present invention, as shown in fig. 2, the immersion absorption device 2 comprises an absorption tank 21, the left end of the upper portion of the absorption tank 21 is provided with an air inlet pipe 22, the bottom end of the air inlet pipe 22 is inserted into the absorption tank 21, an one-level condensation plate 23 is fixedly mounted above the absorption tank 21, the air enters the absorption tank 21 through the air inlet pipe 22, the air reacts with the purification liquid inside the absorption tank 21, and enters the spraying purification device 4 through a through hole on the one-level condensation plate 23, the secondary absorption and purification are performed on the oxide in the waste gas, the one-level condensation plate 23 performs condensation and backflow on the gaseous purification liquid carried in the gas coming out from the absorption tank 21, so that the purification liquid can be reused.

As a preferred embodiment of the present invention, as shown in fig. 3, the filtering device 3 includes a filtering pipe 31, a filtering plate 33 is movably installed in the middle of the filtering pipe 31, a supporting frame 34 is fixedly installed below the filtering plate 33, a decelerating rotating shaft 35 is fixedly installed at the bottom end of the supporting frame 34, and the decelerating rotating shaft 35 is connected to a filtering motor 32 through a reducer; as shown in fig. 4, the filter plate 33 includes a filter plate 332, a sealing plate 331 is fixedly installed on the surface of each of the two sides of the filter plate 332, and three support frames 34 and the filter plate 33 are arranged and distributed in a circumferential array around the speed reduction rotating shaft 35; the filter plate 332 can filter the particles in the exhaust gas to be purified, and the particles are gathered on the surface of the filter plate 332, and the sealing plate 331 is used for sealing the joint of the filter plate 332 and the filter pipe 31 to prevent the gas leakage; the filter motor 32 drives the speed reducing shaft 35 to rotate through the speed reducer, and the speed reducing shaft 35 drives the supporting frame 34 and the filter plates 332 to rotate, so as to replace the filter plates 332 to be cleaned.

The utility model discloses a theory of operation is:

as shown in fig. 1-6, the exhaust gas containing oxides enters the air inlet pipe 22 after passing through the filter plate 332 to filter out particles, and then enters the absorption tank 21 through the air inlet pipe 22 to react, the reacted gas enters the spray purification device 4 from the through hole of the first-stage condensation plate 23, the rotating motor 411 drives the cam 412 to rotate, the cam 412 drives the spray pipe 43 to rotate in a small amplitude, the spray pipe 43 reciprocates back and forth by matching with the reset spring 414, the purification spray nozzle 42 sprays the purification liquid to perform secondary absorption on the oxides in the exhaust gas, the gas after washing is condensed by the condensation pipe 51, the gaseous purification liquid carried in the gas is condensed and liquefied, and flows back to the absorption tank 21 through the return groove 52, and then the gas passes through the fan 61 and the heat pipe 62 to be dried and then is discharged from the exhaust port 63;

when the filter plate 332 is replaced, the filter motor 32 is started, the filter motor 32 drives the speed reduction rotating shaft 35 to rotate through the speed reducer, the speed reduction rotating shaft 35 drives the three filter plates 332 to rotate, the filter plates 332 to be replaced and cleaned rotate out of the filter pipe 31, the cleaned filter plates 332 rotate to the filter pipe 31, the seal plates 331 are used for sealing the connection between the filter plates 332 and the filter pipe 31, and the replacement of the filter plates 332 is completed.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description of the present invention and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. An oxide washing tower is characterized in that: the device comprises a washing tower body, an immersion absorption device, a filtering device, a spraying purification device, a cooling device and a drying device, wherein the immersion absorption device is arranged on the bottom surface inside the washing tower body; the spraying purification device is arranged in the washing tower body and positioned above the immersion absorption device and is used for spraying the purification liquid; the cooling device is arranged in the washing tower body and positioned above the spraying and purifying device and is used for condensing and liquefying gaseous purifying liquid carried in gas; and a drying device is arranged at the top in the water washing tower body above the cooling device.

2. The oxide washing column according to claim 1, wherein: the immersion absorption device comprises an absorption tank and a primary condensation plate, and the absorption tank is communicated with the filtering device through an air inlet pipe; the first-stage condensation plate is arranged above the absorption tank.

3. The oxide washing column according to claim 2, wherein: the inner wall of the washing tower body is provided with a reflux groove extending to the absorption tank from the cooling device, and the purified liquid condensed and liquefied by the cooling device is drained to the absorption tank.

4. The oxide washing column according to claim 1, wherein: the filter device comprises filter pipes, three filter plates, three support frames, a speed reduction rotating shaft and a filter motor, wherein the three filter plates are connected to one end of each support frame in a one-to-one correspondence mode, the other ends of the three support frames are connected to the speed reduction rotating shaft together, and the three support frames are uniformly distributed on the periphery of the speed reduction rotating shaft; the speed reducing rotating shaft is connected with a filtering motor through a speed reducer; the filter tube is arranged in parallel with the deceleration rotating shaft in a coaxial mode, and when the deceleration rotating shaft rotates, a certain filter plate can penetrate through the filter tube, so that particles of waste gas flowing through the filter tube are filtered.

5. The washing column for an oxide according to claim 4, wherein: the filter plate comprises a filter plate and two sealing plates, and the two sealing plates are respectively arranged on two sides of the filter plate.

6. The oxide washing column according to claim 1, wherein: the spraying purification device comprises a rotating device and a spray pipe, the rotating device is fixed on the inner wall of the washing tower body, and the output end of the rotating device is connected with the spray pipe; and a purifying spray head is fixed at the bottom of the spray pipe towards the immersion absorption device.

7. The oxide washing column according to claim 6, wherein: the rotating device comprises a rotating motor and a cam, the rotating motor is fixed on the inner wall of the washing tower body, and an output shaft of the rotating motor is connected with the cam; the nozzle is fixed with the runner in the corresponding position of cam, and the tip of nozzle is equipped with the reset spring.

8. The oxide washing column according to claim 1, wherein: the cooling device comprises a condensing pipe and a secondary condensing plate, the condensing pipe is spiral, and the condensing pipe is fixedly arranged on the inner wall of the washing tower body; the second-stage condensation plate is fixed above the condensation pipe.

9. The oxide washing column according to claim 1, wherein: the drying device comprises a fan and heat pipes, the heat pipes are arranged at the top end of the interior of the washing tower body, and the fan is arranged below the heat pipes and above the cooling device; the top of the washing tower body is provided with an exhaust port.