CN205731246U - Ureaformaldehyde produces reaction unit continuously - Google Patents
Ureaformaldehyde produces reaction unit continuously Download PDFInfo
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- CN205731246U CN205731246U CN201620565040.5U CN201620565040U CN205731246U CN 205731246 U CN205731246 U CN 205731246U CN 201620565040 U CN201620565040 U CN 201620565040U CN 205731246 U CN205731246 U CN 205731246U
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- reactor
- ureaformaldehyde
- unit continuously
- reaction unit
- control valve
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Abstract
This utility model relates to a kind of ureaformaldehyde and produces reaction unit continuously, described ureaformaldehyde produces reaction unit continuously and includes reactor, described reactor is provided with charging aperture and discharging opening, described charging aperture is located at described reactor side, described discharging opening is located at bottom described reactor, pH detection meter it is provided with in described reactor, its top while being provided with liquid feeding pipeline, another side is provided with auxiliary liquid adding mouth, described liquid feeding pipeline is provided with flow control valve, described flow control valve is electrically connected with described pH detection meter, detect at described flow control valve and pH and be provided with pH controller between meter.This utility model forms alkaline reaction still and acid reaction still by two reactors carry out series connection, and solving ureaformaldehyde can not quantity-produced problem；The most accurately controlled the solution input of described flow control valve simultaneously by described pH controller, thus improve production efficiency and the product quality of ureaformaldehyde.
Description
Technical field
This utility model relates to ureaformaldehyde composite heat transfer technical field, particularly relates to a kind of ureaformaldehyde and produces reaction continuously
Device.
Background technology
At present, ureaformaldehyde slow-release compound fertilizer is that carbamide and formaldehyde prepare through two-step reaction under certain condition.The first step
It is to use excessive carbamide and formaldehyde to heat in alkaline medium to bring it about additive reaction；Second step is at acid bar by solution
Under part there is condensation reaction, forming part or most of water-fast suspension in heating；The suspension of these different molecular weights
Mix and be generically and collectively referred to as ureaformaldehyde solution.Need to use ureaformaldehyde polyplant in this process, but existing polymerization
Device be all carbamide and formaldehyde are put into same reactor first carries out alkali heating after carry out acid again and add thermal polymerization.Due to urine
Element and formaldehyde response speed are relatively slow, need about 180 minutes in whole polymerization process, and the non-cutting time such as charging, intensification, discharging
It is long, so the production that ureaformaldehyde can only be interrupted can not realize producing continuously.
Utility model content
For the deficiencies in the prior art, this utility model provides a kind of ureaformaldehyde to produce reaction unit continuously.Thus realize
The consecutive production of ureaformaldehyde, and then improve production efficiency and the quality of production of ureaformaldehyde.
This utility model solves its technical problem and be the technical scheme is that described ureaformaldehyde produces reaction unit continuously
Including reactor, described reactor is provided with charging aperture and discharging opening, and described charging aperture is located at described reactor side, described discharging
Mouthful be located at bottom described reactor, in described reactor, be provided with pH detection meter, its top be provided with liquid feeding pipeline, another side
Being provided with auxiliary liquid adding mouth, described liquid feeding pipeline is provided with flow control valve, described flow control valve and described pH detection meter electricity mutually
Connect, detect at described flow control valve and pH and be provided with pH controller between meter.
In the ureaformaldehyde of this utility model offer produces a kind of preferred embodiment of reaction unit continuously, described reactor
Being additionally provided with agitating device and heater, the central authorities at described reactor top are located at by described agitating device, and described heater sets
In described reactor outer wall.
The ureaformaldehyde provided at this utility model produces in a kind of preferred embodiment of reaction unit continuously, described in add hot charging
Putting and be around in described reactor outer wall in a tubular form, including inlet port and outlet, described inlet port is located at bottom described reactor, institute
State outlet and be located at described reactor side.
The ureaformaldehyde provided at this utility model produces in a kind of preferred embodiment of reaction unit continuously, described in add hot charging
The thermal medium that adds put uses conduction oil.
In the ureaformaldehyde of this utility model offer produces a kind of preferred embodiment of reaction unit continuously, described reactor
Including alkaline reaction still and acid reaction still, described alkaline reaction still is placed in described acid reaction still front end, described alkaline reaction
The described discharging opening of still connects the described charging aperture of described acid reaction still.
In the ureaformaldehyde of this utility model offer produces a kind of preferred embodiment of reaction unit continuously, described reactor
Load factor be 0.85, volume is 5m3。
Compared with prior art, the ureaformaldehyde that this utility model provides produces reaction unit continuously and provides the benefit that: this
Utility model forms alkaline reaction still and acid reaction still by two reactors carry out series connection, and solving ureaformaldehyde can not connect
The continuous problem produced；The most accurately controlled the solution input of described flow control valve simultaneously by described pH controller, thus carry
The production efficiency of high ureaformaldehyde and product quality.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, required in embodiment being described below
Accompanying drawing to be used is briefly described, it should be apparent that, the accompanying drawing in describing below is only realities more of the present utility model
Execute example, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to these accompanying drawings
Obtain other accompanying drawing, wherein:
Fig. 1 is the structural representation that the ureaformaldehyde that this utility model provides produces reaction unit continuously.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The all other embodiments obtained, broadly fall into the scope of this utility model protection.
Refer to Fig. 1, be that the ureaformaldehyde that this utility model provides produces the structural representation of reaction unit continuously.
Described ureaformaldehyde produces reaction unit 1 continuously and includes that reactor 11, described reactor 11 are provided with charging aperture 12 and go out
Expecting mouth 13, described charging aperture 12 is located at described reactor 11 side, and described discharging opening 13 is located at bottom described reactor 11, described
Be provided with in reactor 11 pH detect meter 14, its top be provided with liquid feeding pipeline 15, another side is provided with auxiliary liquid adding mouth 16, institute
Stating liquid feeding pipeline 15 and be provided with flow control valve 17, described flow control valve 17 is electrically connected, in institute with described pH detection meter 14
Stating and be provided with pH controller 10 between flow control valve 17 and pH detection meter 14, described reactor 11 is additionally provided with agitating device 18 and adds
Thermal 19, described agitating device 18 is located at the central authorities at described reactor 11 top, and described reaction is located at by described heater 19
Still 11 outer wall.
Preferably, described reactor 11 includes alkaline reaction still 11a and acid reaction still 11b, described alkaline reaction still 11a
Being placed in described acid reaction still 11b front end, the described discharging opening 13 of described alkaline reaction still 11a connects described acid reaction still
The described charging aperture 12 of 11b.
Preferably, described heater 19 is around in described reactor 11 outer wall in a tubular form, including inlet port 192 and outlet
191, described inlet port 192 is located at bottom described reactor 11, and described outlet 191 is located at described reactor 11 side.
Preferably, the thermal medium that adds of described heater 19 uses conduction oil, have that heat transfer efficiency is good, Heat stability is good,
The advantage that temperature is easily grasped, it is ensured that the reliability that equipment produces.
Preferably, the load factor of described reactor 11 is 0.85, and volume is 5m3。
When being embodied as, urea liquid, in described charging aperture 12 enters described alkaline reaction still 11a, adds from described auxiliary
Liquid mouth 16 injects formalin, and the most described liquid feeding pipeline 15 injects alkaline solution, makes carbamide and formaldehyde logical in alkaline environment
Crossing the heating of described heater 19 and send chemical reaction, during this, it is anti-that described pH detection meter 14 detects described alkalescence in real time
Answer the pH value in still 11a to change, control described flow control valve 17 by described pH controller 10 and carry out supplementing aqueous slkali, maintain
In described alkaline reaction still 11a, normal pH value, makes reaction be carried out continuously, reacted product in described alkaline reaction still 11a
Thing enters described acid reaction still 11b, condensation reaction occurs, in this mistake by the heating of described heater 19 in acid condition
Journey controls normal pH in described flow control valve 17 maintains described acid reaction still 11b again by described pH controller 10
Value, makes reaction be carried out continuously, and the ureaformaldehyde slip ultimately produced is flowed into lower workshop section by described discharging opening 13.
Compared with prior art, the ureaformaldehyde that this utility model provides produces reaction unit continuously and provides the benefit that: this
Utility model forms alkaline reaction still 11a and acid reaction still 11b by two reactors 11 carry out series connection, solves urea first
Aldehyde can not quantity-produced problem；The most accurately controlled the solution of described flow control valve 17 by described pH controller 10 simultaneously
Input, thus improve production efficiency and the product quality of ureaformaldehyde.
The foregoing is only embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model, every
Utilize equivalent structure or equivalence flow process conversion that this utility model description made, or be directly or indirectly used in other phase
The technical field closed, within being the most in like manner included in scope of patent protection of the present utility model.
Claims (6)
1. ureaformaldehyde produces a reaction unit continuously, and including reactor, described reactor is provided with charging aperture and discharging opening, described
Charging aperture is located at described reactor side, and described discharging opening is located at bottom described reactor, it is characterised in that in described reactor
Be provided with pH detection meter, its top be provided with liquid feeding pipeline, another side is provided with auxiliary liquid adding mouth, and described liquid feeding pipeline is provided with
Flow control valve, described flow control valve is electrically connected with described pH detection meter, at described flow control valve and pH detection meter
Between be provided with pH controller.
Ureaformaldehyde the most according to claim 1 produces reaction unit continuously, it is characterised in that described reactor is additionally provided with and stirs
Mixing device and heater, the central authorities at described reactor top are located at by described agitating device, described heater be located at described instead
Answer still outer wall.
Ureaformaldehyde the most according to claim 2 produces reaction unit continuously, it is characterised in that described heater is in a tubular form
Being around in described reactor outer wall, including inlet port and outlet, described inlet port is located at bottom described reactor, described outlet
It is located at described reactor side.
Ureaformaldehyde the most according to claim 3 produces reaction unit continuously, it is characterised in that the heating of described heater
Medium uses conduction oil.
Ureaformaldehyde the most according to claim 1 produces reaction unit continuously, it is characterised in that described reactor includes alkalescence
Reactor and acid reaction still, described alkaline reaction still is placed in described acid reaction still front end, described alkaline reaction still described
Discharging opening connects the described charging aperture of described acid reaction still.
Ureaformaldehyde the most according to claim 1 produces reaction unit continuously, it is characterised in that the loading system of described reactor
Number is 0.85, and volume is 5m3。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620565040.5U CN205731246U (en) | 2016-06-13 | 2016-06-13 | Ureaformaldehyde produces reaction unit continuously |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620565040.5U CN205731246U (en) | 2016-06-13 | 2016-06-13 | Ureaformaldehyde produces reaction unit continuously |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205731246U true CN205731246U (en) | 2016-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620565040.5U Expired - Fee Related CN205731246U (en) | 2016-06-13 | 2016-06-13 | Ureaformaldehyde produces reaction unit continuously |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205731246U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108192059A (en) * | 2017-12-29 | 2018-06-22 | 山东金德新材料有限公司 | Microchannel continous way Lauxite production method and device |
-
2016
- 2016-06-13 CN CN201620565040.5U patent/CN205731246U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108192059A (en) * | 2017-12-29 | 2018-06-22 | 山东金德新材料有限公司 | Microchannel continous way Lauxite production method and device |
| CN108192059B (en) * | 2017-12-29 | 2020-05-26 | 山东金德新材料有限公司 | Microchannel continuous urea-formaldehyde resin production method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 46-1, Yin Ling Road, Hong District, Shenyang, Liaoning Patentee after: Agria agricultural group Limited by Share Ltd. Address before: 110024 1-11-B07, 5 West Road, Tiexi District, Shenyang, Liaoning. Patentee before: AIKESI AGRICULTURAL TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |