CN209696861U - Adipic acid plant resin reaction device - Google Patents
Adipic acid plant resin reaction device Download PDFInfo
- Publication number
- CN209696861U CN209696861U CN201822107131.6U CN201822107131U CN209696861U CN 209696861 U CN209696861 U CN 209696861U CN 201822107131 U CN201822107131 U CN 201822107131U CN 209696861 U CN209696861 U CN 209696861U
- Authority
- CN
- China
- Prior art keywords
- reaction kettle
- opened
- adipic acid
- acid plant
- resin
- 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
Abstract
The utility model relates to the resin reaction field of adipic acid plant, specifically a kind of adipic acid plant resin reaction device.Including reaction kettle, it further include the material inlet for being opened in reactor bottom, wash water import, the second drain, the discharge port being opened in reaction kettle lower side, the first drain being connected at discharge port nozzle, the material outlet being opened in reaction kettle upper side, the exhaust outlet and resin inlet being opened at the top of reaction kettle, the overflow port being opened in below the material outlet of reaction kettle, it has been placed in the material outlet and has washed sour inlet tube, be supported by screen inside the reaction kettle below the discharge port.The utility model is simple in sturcture, ingenious in design, is conducive to binary acid removal and catalyst recycle section long-period stable operation, provides safeguard for the operation of adipic acid plant.
Description
Technical field
The utility model relates to the resin reaction field of adipic acid plant, specifically a kind of adipic acid plant resin reaction
Device.
Background technique
Resin reaction device is the removal of adipic acid plant binary acid and catalyst recycle section important equipment.For except deoxidation it is anti-
The binary acid of by-product is answered, while recycling metallic catalyst (copper and vanadium), a part of mother liquor acid is sent into binary acid removal and catalysis
Agent recycle section, the nitric acid vapor evaporated through level-one vapo(u)rization system are directly entered nitric acid concentration section, and the mother liquor acid of concentration enters
First catalyst recovery system is adsorbed, and the mother liquor after absorption enters revaporizer and is evaporated, the nitric acid of double evaporation-cooling
Dust technology is obtained after steam condensation, for washing resin reaction device, concentrated phase enters the second catalyst recovery system, first and second
The recycling catalyst solution that catalyst recovery system obtains is sent into nitric acid concentration section, recycles after concentrated, recycling catalysis
Mother liquor after agent removes binary acid-restoring plant.
But due to the design defect of existing resin reaction device internal structure, cause resin loss amount very big.
Utility model content
The utility model provides a kind of adipic acid plant tree to solve the problems, such as that existing resin reaction device structure exists
Rouge reactor.
The utility model is achieved through the following technical solutions: adipic acid plant resin reaction device, including reaction kettle, also
Material inlet, wash water import, the second drain including being opened in reactor bottom, are opened in unloading with reaction kettle lower side
Material mouth, the first drain being connected at discharge port nozzle, the material outlet being opened in reaction kettle upper side are opened in anti-
Answer the exhaust outlet and resin inlet in kettle top portion, the overflow port being opened in below the material outlet of reaction kettle, the material outlet
It has inside placed and has washed sour inlet tube, be supported by screen inside the reaction kettle below the discharge port, the reaction kettle below screen
Interior to have bottom liquid distributor along autoclave body radial support, the feed inlet of bottom liquid distributor is connected on material inlet, is close to
Cation exchange resin membrane is equipped in reaction kettle above screen, along autoclave body radial support in the reaction kettle at material outlet
There is upper liquid distributor, the feed inlet of upper liquid distributor, which is connected to, to be washed on sour inlet tube.
As the further improvement of technical solutions of the utility model, it is all provided in the autoclave body at the wash water import and overflow port
There is strainer.
As the further improvement of technical solutions of the utility model, first drain is located at below discharge port nozzle.
As the further improvement of technical solutions of the utility model, the screen is formed by two layers of silk screen interlaced arrangement
's.
Adipic acid plant resin reaction device described in the utility model, it is anti-in resin by being transformed to reaction kettle structure
It answers device lower part to increase screen, can effectively stop resin cation, when to prevent pickling or washing, resin is leaked out from nozzle, maximum
The recycling of adipic acid catalyst and the binary acid removal workshop section's system disorders caused by avoiding leaking resin because of resin reaction device nozzle of degree,
The loss amount of resin can be reduced simultaneously, and the final effective recycling for realizing catalyst, binary acid removal and catalyst recycle section are long
Cycle stability operation.The utility model is simple in sturcture, ingenious in design, is conducive to binary acid removal and catalyst recycle section long week
Phase stable operation provides safeguard for the operation of adipic acid plant.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of adipic acid plant resin reaction device described in the utility model.
In figure: 1- reaction kettle, 2- material inlet, 3- wash water import, the second drain of 4-, 5- discharge port, 6- first are put only
Mouth, 7- material outlet, 8- exhaust outlet, 9- resin inlet, 10- overflow port, 11- screen, 12- bottom liquid distributor, 13- wash acid
Inlet tube, 14- cation exchange resin membrane, 15- upper liquid distributor, 16- strainer.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
The technical solution of the utility model is described in detail with reference to the accompanying drawing.
Adipic acid plant resin reaction device, including reaction kettle 1, further include the material inlet 2 for being opened in 1 bottom of reaction kettle,
Wash water import 3, the second drain 4, the discharge port 5 being opened in 1 lower side of reaction kettle are connected at 5 nozzle of discharge port
First drain 6, the material outlet 7 being opened in 1 upper side of reaction kettle, be opened in the top of reaction kettle 1 exhaust outlet 8 and
Resin inlet 9 is opened in the overflow port 10 of the lower section of material outlet 7 of reaction kettle 1, has placed in the material outlet 7 and has washed acid and enter
Mouthful pipe 13 is supported by screen 11 inside the reaction kettle 1 of 5 lower section of discharge port, along kettle in the reaction kettle 1 of 11 lower section of screen
Body radial support has bottom liquid distributor 12, and the feed inlet of bottom liquid distributor 12 is connected on material inlet 2, is close to grid
It is equipped with cation exchange resin membrane 14 in the reaction kettle 1 of 11 top of plate, along autoclave body diameter in the reaction kettle 1 at material outlet 7
To upper liquid distributor 15 is supported by, the feed inlet of upper liquid distributor 15, which is connected to, to be washed on sour inlet tube 13.
Below it is the specifically used mode of the utility model:
First catalyst recovery system is made of four resin reaction devices described in the utility model, is alternately accomplished absorption, is set
Change, elute, wash and wait 5 steps, one normal cycle period substantially 12 hours, the absorption of every resin reaction device
Time is 3 hours, and primary washing, elution, secondary washing, waiting time are 9 hours, and the operation of resin reaction device is by DCS journey
Sequence control.
Second catalyst recovery system is made of two resin reaction devices described in the utility model, is alternately accomplished absorption, is set
Change, elute, wash and wait 5 steps, a normal cycle period substantially 18h, when the absorption of every resin reaction device
Between be 9h, primary washing, elution, secondary washing, waiting time 9h.The operation of resin reaction device is by DCS process control.
The absorption of six resin reaction devices, displacement, elution, washing process are consistent, specifically:
(1) it adsorbs
Concentrated mother liquor acid after vapo(u)rization system is evaporated enters bottom liquid distributor 12 by material inlet 2, uniformly
By screen 11 after spray distribution, into cation exchange resin membrane 14,14 adsorption catalyst of cation exchange resin membrane (copper and
Vanadium), the mother liquor acid i.e. binary acid solution after being adsorbed is sent out from material outlet 7, into collecting tank.
(2) primary washing
Primary washing purpose is remaining binary acid solution in displacement resin reaction device, and water lotion enters from wash water import 3,
By screen 11, cation exchange resin membrane 14, sent out from material outlet 7.
(3) pickling mentions
The nitric acid solution that elution acid is 22% enters from sour inlet tube 13 is washed, divides equally through upper liquid distributor 15 and spray,
Elution acid puts forward the catalyst wash adsorbed on resin, is discharged from the first drain 6, enters recycling catalyst solution together
Tank.
(4) secondary washing
Secondary wash water enters from sour inlet tube 13 is washed, and divides equally through upper liquid distributor 15 and sprays, and replaces resin reaction device
Middle nitric acid solution is discharged from the second drain 4.
Specifically, in order to avoid impurity enters in reaction kettle 1, in the autoclave body at the wash water import 3 and overflow port 10
Equipped with strainer 16.
In order to enable the discharge that elution acid can be more easier, first drain 6 are located at below 5 nozzle of discharge port.
When it is implemented, the screen 11 is formed by two layers of silk screen interlaced arrangement.It can make material mixing so more
Add uniformly, the situation of local reaction is avoided to occur.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (5)
1. adipic acid plant resin reaction device, including reaction kettle (1), which is characterized in that further include being opened in reaction kettle (1) bottom
Material inlet (2), wash water import (3), the second drain (4), the discharge port (5) being opened in reaction kettle (1) lower side,
The first drain (6) being connected at discharge port (5) nozzle, the material outlet (7) being opened in reaction kettle (1) upper side,
The exhaust outlet (8) and resin inlet (9) being opened at the top of reaction kettle (1), are opened under the material outlet (7) of reaction kettle (1)
The overflow port (10) of side, interior placed of the material outlet (7) are washed sour inlet tube (13), the reaction below the discharge port (5)
Screen (11) are supported by inside kettle (1), being located in the reaction kettle (1) below screen (11) has bottom liquid along autoclave body radial support
Distributor (12), the feed inlet of bottom liquid distributor (12) are connected on material inlet (2), are close to anti-above screen (11)
It answers in kettle (1) and is equipped with cation exchange resin membrane (14), be located in the reaction kettle (1) at material outlet (7) and radially propped up along autoclave body
Support has upper liquid distributor (15), and the feed inlet of upper liquid distributor (15), which is connected to, to be washed on sour inlet tube (13).
2. adipic acid plant resin reaction device according to claim 1, which is characterized in that the wash water import (3) and overflow
Strainer (16) are equipped in autoclave body at head piece (10).
3. adipic acid plant resin reaction device according to claim 1 or 2, which is characterized in that first drain (6)
Below discharge port (5) nozzle.
4. adipic acid plant resin reaction device according to claim 1 or 2, which is characterized in that the screen (11) be by
What two layers of silk screen interlaced arrangement was formed.
5. adipic acid plant resin reaction device according to claim 3, which is characterized in that the screen (11) is by two layers
What silk screen interlaced arrangement was formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822107131.6U CN209696861U (en) | 2018-12-16 | 2018-12-16 | Adipic acid plant resin reaction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822107131.6U CN209696861U (en) | 2018-12-16 | 2018-12-16 | Adipic acid plant resin reaction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209696861U true CN209696861U (en) | 2019-11-29 |
Family
ID=68636458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822107131.6U Active CN209696861U (en) | 2018-12-16 | 2018-12-16 | Adipic acid plant resin reaction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209696861U (en) |
-
2018
- 2018-12-16 CN CN201822107131.6U patent/CN209696861U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109097816B (en) | Copper dissolving device and copper dissolving method thereof | |
| CN106669867A (en) | Continuous and automatic ion exchange device | |
| CN109704366A (en) | A kind of technique and system of the coupling of pressurization deacidifion heat | |
| CN209696861U (en) | Adipic acid plant resin reaction device | |
| CN104212497A (en) | Alkali feeding pressure-reducing device for coke oven gas desulfurization and application method thereof | |
| CN105858809B (en) | A kind of ion exchange resin continuous regeneration set and ion exchange resin continuous regeneration method | |
| CN203222476U (en) | System for removing chloro-silane in HCl tail gas | |
| CN205687612U (en) | A kind of ion exchange resin continuous regeneration set | |
| CN209612499U (en) | Vent gas washing system in composite heat transfer | |
| CN109157963A (en) | A kind of viscose rayon waste gas absorbing system and technique | |
| CN212370162U (en) | Nuclear-grade activated carbon impregnation liquid automatic synthesis and purification device | |
| CN211837123U (en) | Carbon dioxide removing device in ethylene oxide circulating gas | |
| CN104003476B (en) | Electrolytic manganese wastewater ion exchange treatment system adopting aeration type ion exchange devices | |
| CN207774989U (en) | A kind of waste liquid materializing strategy system | |
| CN210237492U (en) | A four raw materials of carbon washing device for MTBE production | |
| CN210631861U (en) | Heavy ash tail gas treatment system | |
| CN208626953U (en) | The pretreatment unit of production of acetic acid tail gas | |
| CN206715687U (en) | A kind of device systems for efficiently alleviating MDEA solution deterioration rates based on integral gasification combined circulation technology | |
| CN209596905U (en) | A kind of exhaust gas washing tower being readily transported | |
| CN208288031U (en) | A kind of device reducing stevia rebaudianum sugar product turbidity | |
| CN206288970U (en) | A kind of thio conversion ammonium sulfate process equipment of desulphurization waste liquid of coke oven gas salt extraction | |
| CN206414962U (en) | Smelt nitric acid flue dust recovery device | |
| CN109775665A (en) | Hydrogen peroxide purifies production system | |
| CN209348374U (en) | Methacrylaldehyde equipment for purifying | |
| CN213492067U (en) | Novel high-efficient methanol tower of full packing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20210115 Granted publication date: 20191129 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20230115 Granted publication date: 20191129 |