CN218221759U - Solvent recovery equipment of pharmaceutical factory - Google Patents
Solvent recovery equipment of pharmaceutical factory Download PDFInfo
- Publication number
- CN218221759U CN218221759U CN202222442898.0U CN202222442898U CN218221759U CN 218221759 U CN218221759 U CN 218221759U CN 202222442898 U CN202222442898 U CN 202222442898U CN 218221759 U CN218221759 U CN 218221759U
- Authority
- CN
- China
- Prior art keywords
- adsorption
- steam conduit
- heat exchanger
- pipeline
- motorised valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Treating Waste Gases (AREA)
- Separation Of Gases By Adsorption (AREA)
Abstract
The utility model relates to a VOCs recovery plant technical field's a solvent recovery plant of pharmaceutical factory, including the adsorption tank, the chimney, adsorption apparatus constructs and desorption mechanism, desorption mechanism includes first steam conduit, the third motorised valve, second steam conduit, the fourth motorised valve, bucket and heat exchanger are stored to the solvent, the one end of first steam conduit and second steam conduit all communicates with the adsorption tank, the one end and the heat exchanger that the adsorption tank was kept away from to the second steam conduit are connected, the inside of adsorption tank is equipped with the resin adsorption layer from top to bottom in proper order, backing plate and support, be equipped with the refrigerated water pipe that is used for 0 degree rivers to lead to in the heat exchanger, the both sides of heat exchanger are equipped with water inlet and the return water mouth with the refrigerated water piping connection respectively, adsorb the VOCs who enters into the adsorption tank through setting up the resin adsorption layer, the mixed steam after will desorbing carries the thermoswitch through the desorption mechanism that sets up condenses into water, adopt condensation technology, the explosion-proof requirement of pharmaceutical factory has been solved, also have very high treatment effeciency to the VOCs gas.
Description
Technical Field
The utility model relates to a VOCs recovery plant field, concretely relates to solvent recovery plant of pharmaceutical factory.
Background
With the development of the blue sky defense war, the treatment of the VOCs becomes an environmental protection hotspot, and related treatment processes such as a combustion method, an adsorption method, an absorption method and a condensation method are applied to the treatment of the VOCs in various industries. A large amount of organic solvents can be used in the production process of a pharmaceutical factory, the organic solvents have high volatility, the concentration of VOCs waste gas generated generally is very high, and the production workshop generally belongs to a class A workshop and has high explosion-proof requirements, so that the treatment of the VOCs waste gas in the pharmaceutical factory is always a treatment difficulty, the VOCs waste gas is treated at high efficiency, the mainstream technology in the industry is zeolite molecular sieve runner adsorption, after hot air desorption, the waste gas is concentrated by 10-20 times and then discharged into a combustor for combustion, and the VOCs waste gas is combusted and decomposed into carbon dioxide and water.
The existing pharmaceutical factory generally belongs to class A explosion-proof grade, and a combustion method which can generate open fire is not generally adopted, so that the practicability is poor, and the application range is limited.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects and providing a solvent recovery device of a pharmaceutical factory.
The utility model aims at realizing through the following mode: the utility model provides a solvent recovery plant of pharmaceutical factory, including the adsorption tank, the chimney, adsorption mechanism and desorption mechanism, adsorption mechanism includes the absorption motor, first adsorption tube way, first motorised valve, second adsorption tube way and second motorised valve, the one end of first adsorption tube way and second adsorption tube way all communicates with the adsorption tank, first motorised valve and second motorised valve are installed respectively on first adsorption tube way and second adsorption tube way, the one end that the adsorption tank was kept away from to the second adsorption tube way is connected with the absorption motor, desorption mechanism includes first steam conduit, the third motorised valve, the second steam conduit way, the fourth motorised valve, bucket and heat exchanger are stored to the solvent, the one end and the heat exchanger intercommunication of bucket are stored to the solvent, third motorised valve and fourth motorised valve are installed respectively on first steam conduit way and second steam conduit way, the one end of first steam conduit way and second steam conduit way all communicates with the adsorption tank, the one end that the adsorption tank was kept away from to the second steam conduit way is connected with the heat exchanger, the inside of adsorption tank is equipped with the resin adsorption layer from top to bottom in proper order, resin adsorption layer and backing plate support, the resin adsorption layer is hydrophobic material, can be equipped with the high temperature water vapor, the water inlet that the water flow that the water that the heat exchanger that the water inlet that the refrigeration water flow that the water that the refrigeration water that returns to go back to the heat exchanger that the water inlet that the refrigeration circulation gets back to go back to carry on.
Furthermore, an exhaust duct used for being connected with a chimney is installed on the adsorption motor, and the adsorbed waste gas is discharged into the chimney through the exhaust duct.
Furthermore, an exhaust pipeline connected with a chimney is arranged at one end, far away from the second steam pipeline, of the heat exchanger, and non-condensable gas is exhausted into the chimney through the exhaust pipeline.
Furthermore, be equipped with a plurality of adsorption hole on the resin adsorption layer, the resin adsorption layer adsorbs organic waste gas through the adsorption hole.
Furthermore, the both ends of adsorbing the case are equipped with air intake and air outlet that correspond each other, and the one end of first adsorption pipeline and second adsorption pipeline is connected with air intake and air outlet respectively.
Furthermore, the both ends of adsorbing the case are equipped with air inlet and gas outlet that correspond each other, and the one end of first steam conduit and second steam conduit is connected with air inlet and gas outlet respectively.
The utility model discloses produced beneficial effect as follows: adsorb the VOCs who enters into the adsorption tank through setting up the resin adsorbed layer, the mixed steam after desorption mechanism through setting up will be desorbed carries the heat exchanger in the condensation becomes water, adopts condensation process, has solved pharmaceutical factory's the explosion-proof requirement degree of difficulty, also has very high treatment effeciency to VOCs is gaseous, consequently, the practicality is stronger, and application scope is great.
Drawings
FIG. 1 is a schematic plan view of a solvent recovery apparatus of a pharmaceutical factory according to the present invention;
in the figure, 1-adsorption tank, 2-chimney, 3-adsorption motor, 4-first adsorption pipeline, 5-first electric valve, 6-second adsorption pipeline, 7-second electric valve, 8-first steam pipeline, 9-third electric valve, 10-second steam pipeline, 11-fourth electric valve, 12-solvent storage barrel, 13-heat exchanger, 14-resin adsorption layer, 15-backing plate, 16-bracket, 17-freezing water pipe, 18-water inlet, 19-water return port, 20-exhaust pipeline, 21-exhaust pipeline, 22-adsorption hole, 23-air inlet, 24-air outlet, 25-air inlet, 26-air outlet and 27-water vapor valve.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 1, a solvent recovery apparatus for pharmaceutical factories specifically implemented by the apparatus includes an adsorption tank 1, a chimney 2, an adsorption mechanism and a desorption mechanism, wherein two ends of the adsorption tank 1 are provided with an air inlet 23 and an air outlet 24 corresponding to each other, one end of a first adsorption pipeline 4 and one end of a second adsorption pipeline 6 are respectively connected with the air inlet 23 and the air outlet 24, two ends of the adsorption tank 1 are provided with an air inlet 25 and an air outlet 26 corresponding to each other, and one end of a first steam pipeline 8 and one end of a second steam pipeline 10 are respectively connected with the air inlet 25 and the air outlet 26. The arrows in the first drawing indicate the exhaust gas flow.
The adsorption mechanism comprises an adsorption motor 3, a first adsorption pipeline 4, a first electric valve 5, a second adsorption pipeline 6 and a second electric valve 7, one ends of the first adsorption pipeline 4 and the second adsorption pipeline 6 are communicated with an adsorption box 1, the first electric valve 5 and the second electric valve 7 are respectively installed on the first adsorption pipeline 4 and the second adsorption pipeline 6, one end, far away from the adsorption box 1, of the second adsorption pipeline 6 is connected with the adsorption motor 3, an exhaust pipeline 20 used for being connected with a chimney 2 is installed on the adsorption motor 3, and exhaust gas after adsorption is discharged into the chimney 2 through the exhaust pipeline 20.
Desorption mechanism includes first steam conduit 8, third motorised valve 9, second steam conduit 10, fourth motorised valve 11, bucket 12 and heat exchanger 13 are stored to the solvent, the one end and the heat exchanger 13 intercommunication of bucket 12 are stored to the solvent, third motorised valve 9 and fourth motorised valve 11 are installed respectively on first steam conduit 8 and second steam conduit 10, the one end of first steam conduit 8 and second steam conduit 10 all communicates with adsorption tank 1, the one end that adsorption tank 1 was kept away from to second steam conduit 10 is connected with heat exchanger 13.
The inside of adsorption box 1 is equipped with resin adsorbed layer 14 from top to bottom in proper order, backing plate 15 and support 16, resin adsorbed layer 14 is hydrophobic material, be equipped with a plurality of absorption hole 22 on the resin adsorbed layer 14, resin adsorbed layer 14 adsorbs organic waste gas through absorption hole 22, can be with high temperature vapor desorption, be equipped with the freezing water pipe 17 that is used for 0 degree rivers to lead to in the heat exchanger 13, the both sides of heat exchanger 13 are equipped with water inlet 18 and return water mouth 19 of being connected with freezing water pipe 17 respectively, get back to freezing unit through return water mouth 19, water that reaches 0 degree after freezing is water inlet 18 again and is entered into heat exchanger 13 inside and circulates. An exhaust pipeline 21 connected with the chimney 2 is arranged at one end of the heat exchanger 13 far away from the second steam pipeline 10, and non-condensable gas is discharged into the chimney 2 through the exhaust pipeline 21.
The embodiment of the utility model provides a theory of operation as follows: the method mainly comprises two operation steps, namely an adsorption procedure and a desorption procedure.
(1) And (3) adsorption procedure:
after the adsorption operation is started, the first electric valve 5 and the second electric valve 7 are opened, the third electric valve 9 and the fourth electric valve 11 are closed, the adsorption fan is started, and the organic waste gas in the workshop is sucked into the pipeline through the suction effect of the adsorption fan and enters the adsorption tank 1 from the air inlet 23 of the adsorption tank 1.
The adsorption box 1 is internally provided with a support 16, the support 16 is made of stainless steel, a backing plate 15 is laid on the upper layer of the support 16, the backing plate 15 is a punching plate with the aperture of 3mm, a resin adsorption layer 14 is filled on the backing plate 15, the resin adsorption layer 14 has a very good adsorption effect on VOCs (volatile organic compounds), and the adsorption box is different from a common zeolite molecular sieve material, wherein the zeolite molecular sieve is a hydrophilic material and can only be desorbed by hot air, and the resin adsorption layer 14 is a hydrophobic material and can be desorbed by high-temperature steam. The steam desorption has high heat utilization rate and low energy consumption, and the desorbed mixed steam is close to a saturated state and is easy to condense and recover.
After the waste gas enters the adsorption box 1 from the air inlet 23 of the adsorption box 1 and passes through the resin adsorption layer 14, the backing plate 15 and the bracket 16 from top to bottom, the organic waste gas is adsorbed by the adsorption material, and the purified gas is discharged to the atmosphere from the chimney 2 through the air outlet 24 of the adsorption box 1.
(2) Desorption procedure
When the adsorption tank 1 is close to adsorption saturation, the adsorption operation is started under the condition that the workshop stops production, the first electric valve 5 and the second electric valve 7 are closed, the third electric valve 9 and the fourth electric valve 11 are opened, the adsorption fan is not started, the steam valve 27 is opened, 110 ℃ high-temperature steam in a workshop steam boiler can enter the tank body through the first steam pipeline 8, and the high-pressure high-temperature steam penetrates through the resin adsorption layer 14, the base plate 15 and the support 16 from top to bottom after entering the adsorption tank 1 from the air inlet 25. The high-pressure high-temperature steam blows back the resin adsorption layer 14, the temperature of the resin adsorption layer 14 is increased after being heated by the steam, the adsorption capacity is reduced, organic waste gas is desorbed from the pores of the resin adsorption layer 14, and the desorbed waste gas becomes saturated steam with small air volume and high concentration and then enters the heat exchanger 13 from the air outlet 26.
The desorbed waste gas enters a heat exchanger 13, 2-5 ℃ chilled water circulates in the heat exchanger 13, the waste gas is frozen to be below 10 ℃, part of organic waste gas is condensed into liquid due to temperature change, the liquid organic waste gas automatically flows into a solvent storage barrel 12 under the action of gravity, and part of non-condensable gas is discharged into a chimney 2.
The foregoing is a more detailed description of the present invention, taken in conjunction with specific further embodiments thereof, and it is not intended that the invention be limited to the specific embodiments thereof. To the utility model belongs to the technical field of the ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, still can make a plurality of simple deductions or replacement, all should regard as the utility model discloses a protection scope.
Claims (6)
1. The utility model provides a solvent recovery plant of pharmaceutical factory, includes adsorption tank, chimney, adsorption apparatus constructs and desorption mechanism, adsorption apparatus constructs including adsorbing the motor, first absorption pipeline, first motorised valve, second absorption pipeline and second motorised valve, the one end of first absorption pipeline and second absorption pipeline all communicates with the adsorption tank, first motorised valve and second motorised valve are installed respectively on first absorption pipeline and second absorption pipeline, the one end that the adsorption tank was kept away from to the second absorption pipeline is connected with the absorption motor, a serial communication port, desorption mechanism includes first steam conduit, third motorised valve, second steam conduit, fourth motorised valve, bucket and heat exchanger are stored to the solvent, the one end and the heat exchanger intercommunication of bucket are stored to the solvent, third motorised valve and fourth motorised valve are installed respectively on first steam conduit and second steam conduit, the one end of first steam conduit and second steam conduit all communicates with the adsorption tank, the one end that the box was kept away from to the second steam conduit is connected with the heat exchanger, the inside of adsorption tank from top down is equipped with resin adsorption bed, backing plate and heat exchanger support down in proper order, be equipped with the freezing water pipe that is used for 0 degree rivers lead to, the heat exchanger's both sides are equipped with the absorption water pipe and are connected with the freezing water inlet respectively.
2. The solvent recovery apparatus of a pharmaceutical factory according to claim 1, wherein: and an exhaust pipeline connected with a chimney is arranged on the adsorption motor.
3. The solvent recovery apparatus of a pharmaceutical factory according to claim 1, wherein: and an exhaust pipeline connected with a chimney is arranged at one end of the heat exchanger, which is far away from the second steam pipeline.
4. The solvent recovery apparatus of a pharmaceutical factory according to claim 1, wherein: and the resin adsorption layer is provided with a plurality of adsorption holes.
5. The solvent recovery apparatus of a pharmaceutical factory according to any one of claims 1 to 4, wherein: the both ends of adsorption box are equipped with air intake and the air outlet that corresponds each other, and the one end of first adsorption pipeline and second adsorption pipeline is connected with air intake and air outlet respectively.
6. The solvent recovery apparatus of a pharmaceutical factory according to any one of claims 1 to 4, wherein: the both ends of adsorption tank are equipped with air inlet and the gas outlet that corresponds each other, and the one end of first steam conduit and second steam conduit is connected with air inlet and gas outlet respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222442898.0U CN218221759U (en) | 2022-09-15 | 2022-09-15 | Solvent recovery equipment of pharmaceutical factory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222442898.0U CN218221759U (en) | 2022-09-15 | 2022-09-15 | Solvent recovery equipment of pharmaceutical factory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218221759U true CN218221759U (en) | 2023-01-06 |
Family
ID=84663885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222442898.0U Active CN218221759U (en) | 2022-09-15 | 2022-09-15 | Solvent recovery equipment of pharmaceutical factory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218221759U (en) |
-
2022
- 2022-09-15 CN CN202222442898.0U patent/CN218221759U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205760441U (en) | A kind of scattered adsorption, the organic exhaust gas purifying system of concentration desorption and regeneration | |
| CN204107268U (en) | Device for recovering oil and gas | |
| CN103120886A (en) | Method for efficiently removing CO2 from flue gas with utilization of hollow fiber hydrophobic membrane | |
| CN101716428A (en) | Device for recovering oil and gas by condensation-adsorption method | |
| CN111013318A (en) | VOC normal-temperature condensation treatment system and method utilizing static activity of activated carbon | |
| CN110124443B (en) | Organic waste gas recycling device and method | |
| CN107754568A (en) | A kind of device and gas recovery process of low energy consumption flue gas trapping and recovering carbon dioxide | |
| CN211537120U (en) | Organic waste gas purification device and system adopting thermal nitrogen desorption | |
| CN218221759U (en) | Solvent recovery equipment of pharmaceutical factory | |
| CN206642549U (en) | Multicomponent VOC recycling and processing device | |
| CN204710061U (en) | A kind of energy-saving containing volatile organic matter industrial waste gas environment protection treating retracting device | |
| CN217662414U (en) | Novel active carbon adsorption concentration catalytic combustion system | |
| CN206778138U (en) | The adjustable activated carbon adsorption/desorption complexes of Wet-dry | |
| CN116025029A (en) | Boiler tail gas cascade water taking system driven by waste heat of boiler tail gas | |
| CN210544195U (en) | Recovery system for absorbing VOCs (volatile organic compounds) by resin | |
| CN209612536U (en) | A kind of device of Adsorption Concentration and catalysis burning coupling processing VOCs exhaust gas | |
| CN210729081U (en) | Biological pharmaceutical factory exhaust treatment device | |
| CN208553605U (en) | A kind of waste gas condensation recovery system | |
| CN219356267U (en) | Activated carbon adsorption vacuum desorption condensation recovery system | |
| CN213966658U (en) | Heat pump humidification desorption device | |
| CN221107610U (en) | Low-temperature adsorption device for activated carbon | |
| CN214715476U (en) | Purification treatment system for treating organic waste gas | |
| CN216986978U (en) | Volatile organic compound recovery system | |
| CN216171184U (en) | VOC gas adsorber adsorbs high concentration compensating system | |
| CN216935397U (en) | Membrane-method recovery and active carbon adsorption combined device for treating organic tail gas |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |