CN206868219U - Dimethylphosphite synthesis reaction vessel - Google Patents
Dimethylphosphite synthesis reaction vessel Download PDFInfo
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- CN206868219U CN206868219U CN201720680389.8U CN201720680389U CN206868219U CN 206868219 U CN206868219 U CN 206868219U CN 201720680389 U CN201720680389 U CN 201720680389U CN 206868219 U CN206868219 U CN 206868219U
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- pore
- kettle
- main body
- flange
- agitating shaft
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
A kind of dimethylphosphite synthesis reaction vessel, cylindrical kettle including bottom, cambered surface end socket, the agitating shaft extended axially downward along kettle is provided with end socket, agitating shaft is provided with paddle, kettle lower end is provided with the discharging mouth of pipe, the outside of described cylindrical kettle is provided with cooling interlayer, this is provided with the temperature-reducing coil coiled along spiral inner wall in the inner surface of cylindrical kettle, two branched pipes that compound blanking pore includes a main body tube and the side from main body tube is drawn, glass end cap is provided with by flange in the upper end of main body pore, lighting source is provided with the glass end cap；The upper end of described observation pore is provided with glass window by flange；Main body pore is symmetrically arranged on the both sides of agitating shaft with observation pore；The utility model can rapidly take away heat of reaction, ensure being normally carried out for reaction, mutually symmetrical with illuminating lamp and observation window, can timely see the situation inside reactor, accurate control course of reaction.
Description
Technical field
The technical field of dimethylphosphite production equipment is the utility model is related to, more particularly to a kind of phosphorous acid diformazan
Ester synthesis reaction kettle.
Background technology
Status of the dimethylphosphite in fine chemistry industry is particularly significant.It is both production glyphosate, metrifonate, rice blast
Only, the intermediate of the agricultural chemicals such as flolimat, it is the raw material of organic inhibitor, dye additive, plastic additive and fire retardant again.It is sub-
Dimethyl phosphate is typically put into reactor react with phosphorus trichloride, methanol, methyl chloroacetate and is made, in the prior art
Reactor general structure it is simple, the control to course of reaction is not largely effective, has an impact to yield, has much room for improvement.
Utility model content
To solve the above problems, the purpose of this utility model is to propose a kind of dimethylphosphite synthesis reaction vessel.
The technical solution of the utility model is as follows：A kind of dimethylphosphite synthesis reaction vessel, include the cylinder of bottom
Kettle, the cambered surface end socket by flange installed in kettle upper end, are provided with the agitating shaft extended axially downward along kettle on end socket,
Agitating shaft is provided with paddle, and kettle lower end is provided with the discharging mouth of pipe, it is characterized in that：
The outside of described cylindrical kettle is provided with cooling interlayer, and circulation temperature lowering is respectively provided with the cooling interlayer
Medium enters pipe and medium outlet pipe；The temperature-reducing coil coiled along spiral inner wall, the cooling plate are provided with the inner surface of cylindrical kettle
Kettle connection refrigerant circulation line is drawn respectively in the both ends of pipe；
Described end socket is provided with around agitating shaft periphery and the observation pore of extraction, single tremie pipe is upwardly extended on end socket
Hole, compound blanking pore, Vacuum exhaust tube, Vacuum exhaust tube are connected to vacuum cavity；
Two branched pipes that described compound blanking pore includes a main body tube and the side from main body tube is drawn, in master
The upper end of body pore is provided with glass end cap by flange, and lighting source is provided with the glass end cap；Described observation pore
Upper end glass window is provided with by flange；Main body pore is symmetrically arranged on the both sides of agitating shaft with observation pore；Should
The lower end of main body tube is connected by modular flange with pore flange on end socket；Described single blanking pore upper end combined type method
Orchid is connected with supply lines；Described modular flange includes symmetrically arranged two semicircle half, and each half is provided with
Bolt hole, the both ends of each half are provided with positive and negative two latch hooks, formed after mutually being mounted by latch hook after two half combinations
Annular flange.
Preferably, axle sleeve has been axially fixed in the middle part of described end socket, step axle hole machine has been provided with the axle sleeve, in step axle hole machine
Both ends be respectively equipped with bearing, described agitating shaft is arranged in the axis hole by bearing, is provided between axis hole and agitating shaft close
Packing material, bearing (ball) cover is provided with the both ends of axle sleeve, seal washer is provided between bearing (ball) cover and axle.
Preferably, described lighting source is source of parallel light, and the inner wall surface of described main body tube is white.
It is of the present utility model to have the technical effect that：
The utility model provides a kind of dimethylphosphite synthesis reaction vessel, sets the cooling interlayer of outside and internal drop
Two cooling elements of Winchester disk pipe, can rapidly take away heat of reaction, ensure being normally carried out for reaction, can lift yield rate；
Mutually symmetrical with illuminating lamp and observation window are set simultaneously, can timely see the situation inside reactor, accurate control reaction
Process.
Brief description of the drawings
Fig. 1 is the cross-sectional view of the dimethylphosphite synthesis reaction vessel；
Fig. 2 is Fig. 1 close-up schematic view；
Fig. 3 is the dimensional structure diagram of Fig. 1 modular flange；
Fig. 4-5 is the half dimensional structure diagram in Fig. 3；
Fig. 1 kettlies, 2. cambered surface end sockets, 3. cooling interlayers, 4. temperature-reducing coils, 5. discharging the mouths of pipe, 6. agitating shafts,
7. single blanking pore, 8. observation pores, 9. Vacuum exhaust tubes, the main body tube of 10. compound blanking pores.11. lighting source,
The branches of 12 and 13. compound blanking pores, 14. modular flanges, 15. axle sleeves, 16. airtight and watertight paddings, 17. bearings, 18. end caps,
19. seal washer, 14-1. latch hooks, 14-2. bolts hole, 3-1. media enter pipe, 3-2. media outlet pipe, drawn on 4-1. temperature-reducing coils
Go out exit under end, 4-2. temperature-reducing coils.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type embodiment is described in further detail.
Embodiment one：Referring to accompanying drawing, a kind of dimethylphosphite synthesis reaction vessel in figure, include the cylindrical kettle of bottom
Body, the cambered surface end socket by flange installed in kettle upper end, the agitating shaft extended axially downward along kettle is provided with end socket, is stirred
To mix axle and be provided with paddle, kettle lower end is provided with the discharging mouth of pipe,
The outside of described cylindrical kettle is provided with cooling interlayer, and circulation temperature lowering is respectively provided with the cooling interlayer
Medium enters pipe and medium outlet pipe；The temperature-reducing coil coiled along spiral inner wall, the cooling plate are provided with the inner surface of cylindrical kettle
Kettle connection refrigerant circulation line is drawn respectively in the both ends of pipe；
Described end socket is provided with around agitating shaft periphery and the observation pore of extraction, single tremie pipe is upwardly extended on end socket
Hole, compound blanking pore, Vacuum exhaust tube, Vacuum exhaust tube are connected to vacuum cavity, can exclude internal-response generation in time
Gas；
Two branched pipes that described compound blanking pore includes a main body tube and the side from main body tube is drawn, in master
The upper end of body pore is provided with glass end cap by flange, and lighting source is provided with the glass end cap；Described observation pore
Upper end glass window is provided with by flange；Main body pore is symmetrically arranged on the both sides of agitating shaft with observation pore, this
The light of sample lighting source projection can more reflex to observation window, the response situation in kettle can be seen more clear
Chu；The lower end of the main body tube is connected by modular flange with pore flange on end socket；Described single blanking pore upper end group
Box-like flange is connected with supply lines；Described modular flange includes symmetrically arranged two semicircle half, each half
Bolt hole is provided with, the both ends of each half are provided with positive and negative two latch hooks, mutually mounted by latch hook after two half combinations
After form annular flange, the flange in the outside connecting pipe head of such flange installation is easy quickly.
Axle sleeve has been axially fixed in the middle part of described end socket, step axle hole machine has been provided with the axle sleeve, at the both ends of step axle hole machine
Bearing is respectively equipped with, described agitating shaft is arranged in the axis hole by bearing, and airtight and watertight padding is provided between axis hole and agitating shaft,
Bearing (ball) cover is provided with the both ends of axle sleeve, seal washer is provided between bearing (ball) cover and axle.Such mounting means can carry
The problem of for also solving sealing while rotating shaft support.
Described lighting source is source of parallel light, and the inner wall surface of described main body tube is white, and white reflection effect is more
It is good, loss of the light of light source in main body tube is reduced, more light is projected inside kettle, lifts the observation of observation window
Effect.
Claims (3)
1. a kind of dimethylphosphite synthesis reaction vessel, including the cylindrical kettle of bottom, kettle upper end is arranged on by flange
Cambered surface end socket, the agitating shaft that is extended axially downward along kettle is provided with end socket, agitating shaft is provided with paddle, kettle lower end
Provided with the discharging mouth of pipe, it is characterized in that：
The outside of described cylindrical kettle is provided with cooling interlayer, and the medium of circulation temperature lowering is respectively provided with the cooling interlayer
Enter pipe and medium outlet pipe；The temperature-reducing coil coiled along spiral inner wall is provided with the inner surface of cylindrical kettle, the temperature-reducing coil
Kettle connection refrigerant circulation line is drawn respectively in both ends；
Described end socket is provided with the observation pore that extraction is upwardly extended on end socket, single blanking pore around agitating shaft periphery, answered
Blanking pore, Vacuum exhaust tube are closed, Vacuum exhaust tube is connected to vacuum cavity；
Two branched pipes that described compound blanking pore includes a main body tube and the side from main body tube is drawn, in main body tube
The upper end in hole is provided with glass end cap by flange, and lighting source is provided with the glass end cap；Described observes the upper of pore
End is provided with glass window by flange；Main body pore is symmetrically arranged on the both sides of agitating shaft with observation pore；The main body
The lower end of pipe is connected by modular flange with pore flange on end socket；Described single blanking pore upper end modular flange with
Supply lines connect；Described modular flange includes symmetrically arranged two semicircle half, and each half is provided with bolt
Hole, the both ends of each half are provided with positive and negative two latch hooks, annular are formed after mutually being mounted by latch hook after two half combinations
Flange.
2. dimethylphosphite synthesis reaction vessel according to claim 1, it is characterized in that：In the middle part of described end socket vertically
Axle sleeve is fixed with, step axle hole machine is provided with the axle sleeve, bearing is respectively equipped with the both ends of step axle hole machine, described agitating shaft passes through
Bearing is arranged in the axis hole, and airtight and watertight padding is provided between axis hole and agitating shaft, bearing (ball) cover, bearing are provided with the both ends of axle sleeve
Seal washer is provided between end cap and axle.
3. dimethylphosphite synthesis reaction vessel according to claim 1, it is characterized in that：Described lighting source is parallel
Light source, the inner wall surface of described main body tube is white.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720680389.8U CN206868219U (en) | 2017-06-13 | 2017-06-13 | Dimethylphosphite synthesis reaction vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720680389.8U CN206868219U (en) | 2017-06-13 | 2017-06-13 | Dimethylphosphite synthesis reaction vessel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206868219U true CN206868219U (en) | 2018-01-12 |
Family
ID=61332716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720680389.8U Active CN206868219U (en) | 2017-06-13 | 2017-06-13 | Dimethylphosphite synthesis reaction vessel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206868219U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110237800A (en) * | 2019-06-18 | 2019-09-17 | 江苏合义化工新材料有限公司 | Slurries additive agent synthesizer |
| CN113461523A (en) * | 2021-07-06 | 2021-10-01 | 彩客化学(沧州)有限公司 | Preparation method and equipment of dimethyl succinate |
-
2017
- 2017-06-13 CN CN201720680389.8U patent/CN206868219U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110237800A (en) * | 2019-06-18 | 2019-09-17 | 江苏合义化工新材料有限公司 | Slurries additive agent synthesizer |
| CN113461523A (en) * | 2021-07-06 | 2021-10-01 | 彩客化学(沧州)有限公司 | Preparation method and equipment of dimethyl succinate |
| CN113461523B (en) * | 2021-07-06 | 2024-05-03 | 河北彩客新材料科技股份有限公司 | Preparation method and equipment of dimethyl succinate |
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