CN208465859U - A kind of epoxidized soybean oil production reaction kettle - Google Patents
A kind of epoxidized soybean oil production reaction kettle Download PDFInfo
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- CN208465859U CN208465859U CN201820114535.5U CN201820114535U CN208465859U CN 208465859 U CN208465859 U CN 208465859U CN 201820114535 U CN201820114535 U CN 201820114535U CN 208465859 U CN208465859 U CN 208465859U
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- temperature control
- autoclave body
- control valve
- soybean oil
- inlet tube
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Abstract
The utility model relates to epoxidized soybean oil production technical fields, disclose a kind of epoxidized soybean oil production reaction kettle, including autoclave body, feed inlet is provided on the autoclave body, first inlet tube, second inlet tube, heating device, cooling device and discharge port, reaction chamber is offered inside the autoclave body, the temperature control device that the feed liquor of the first inlet tube and the second inlet tube is controlled according to fluid temperature in reaction chamber is provided on the autoclave body, the temperature control device include and the first temperature control valve and the second inlet tube that are set on the first inlet tube on second temperature control valve, the temperature measurement end of first temperature control valve and second temperature control valve is installed on autoclave body bottom.The utility model more reacts cavity temperature using the first temperature control valve and second temperature control valve and is compared with set temperature, automatic shutter is realized according to reaction cavity temperature to control the addition of reactant, simple with structure, control is sensitive, the advantages that having a safety feature.
Description
Technical field
The utility model relates to epoxidized soybean oil production technical field, in particular to a kind of epoxidized soybean oil production reaction
Kettle.
Background technique
Epoxidized soybean oil is a kind of using extensive nontoxic polyvinyl chloride plasticizer and stabilizer, is being used for for international endorsement
The chemical technology auxiliary agent of packaging material for food.
Epoxidized soybean oil production main material is 50% hydrogen peroxide, 85% formic acid and level-one soya-bean oil, produces epoxy soybean
Common consersion unit is reaction kettle when oily, and epoxidation reaction needs to carry out at a certain temperature, and the phase was added dropwise before the reaction
Hydrogen oxide phase temperature general control is at 55~65 DEG C, and reaction later period holding stage temperature control is at 75-85 DEG C.
Hydrogen peroxide is reacted with formic acid generates peroxyformic acid, and with soybean oil epoxidation reaction occurs for peroxyformic acid again, and reaction is released
Secondary response, the reaction process are exothermic process to the formic acid and hydrogen peroxide of releasing again, so that reactor temperature rising, the speed of reaction
It spends and is positively correlated with the amount of hydrogen peroxide and formic acid, is easy when temperature increases and continues to be passed through hydrogen peroxide and formic acid into reaction kettle
Keep temperature of reaction kettle excessively high, hydrogen peroxide and peroxyformic acid are easy decomposition explosion after temperature raising.
Utility model content
The purpose of the utility model is to provide a kind of epoxidized soybean oils to produce reaction kettle, can be excessively high in reactor temperature
Time control producing hydrogen peroxide and formic acid are passed through, so that the safety for increasing reaction avoids reaction kettle from exploding.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of epoxidized soybean oil is raw
Reaction kettle, including autoclave body are produced, is provided with feed inlet, the first inlet tube, the second inlet tube, heating device, cooling on the autoclave body
Device and discharge port offer reaction chamber inside the autoclave body, are provided on the autoclave body according to fluid temperature in reaction chamber
To control the temperature control device of the feed liquor of the first inlet tube and the second inlet tube, the temperature control device includes and is set to the first feed liquor
The second temperature control valve on the first temperature control valve and the second inlet tube on pipe, first temperature control valve and the second temperature
The temperature measurement end of degree control valve is installed on autoclave body bottom.
By using above-mentioned technical proposal, for feed inlet for putting into soybean oil and catalysts etc., the first feed liquor is effective
In to reaction chamber be added hydrogen peroxide, the second inlet tube be used for reaction chamber be added formic acid, adding apparatus be used for react early period into
Row heating, cooling device are used to cool down to reaction kettle, and discharge port is used to that the surplus materials after reaction to be discharged, during reaction
It is detected using temperature of the temperature control device to the reactant in reaction chamber, when temperature is higher than setting value, the control of the first temperature
Valve and second temperature control valve respectively control flow, the flow velocity of the first inlet tube and the second inlet tube, reduce or stop
Hydrogen peroxide and formic acid are passed through, avoid hydrogen peroxide and formic acid it is heated decompose to discharge gas reaction kettle is made to be pressurized explode, thus
Promote the safety of reaction kettle and reaction.
It is further arranged to: being provided with feed liquor house steward on the autoclave body, first inlet tube and the second inlet tube pass through
Feed liquor house steward is connected with reaction chamber.
By using above-mentioned technical proposal, makes mutually to mix in hydrogen peroxide and formic acid again feed liquor house steward, react in advance
Peroxyformic acid is generated, to save the reaction time, and the heat that part is reacted can be generated in advance, be distributed in advance, reduces object
Material reacts the total amount of heat discharged after entering reaction chamber, to improve safety.
Be further arranged to: the temperature control device includes setting and the third temperature control valve in feed liquor house steward, and described the
The measurement end of three temperature control valves is installed on autoclave body bottom.
By using above-mentioned technical proposal, the temperature using third temperature control valve detection reaction chamber and the temperature by feeding back
The opening and closing of degree control feed liquor house steward and flow velocity and the first temperature control valve, second temperature control valve form twice Safety control valve
Door, so that the effect of temperature control is more preferable, improves the safety of reaction kettle and reaction.
It is further arranged to: being provided with pressure relief opening on the autoclave body, the pressure relief opening is equipped with relief valve.
By using above-mentioned technical proposal, by the way that relief hole is arranged, hydrogen peroxide and heated point of formic acid occur in the reactor chamber
When air pressure is more than the value of relief valve setting in solution generation gas and autoclave body, relief valve is automatically opened with the pressure in venting reaction chamber
Power prevents autoclave body from disintegrating because of superpressure, improves security performance.
It is further arranged to: being provided with the liquid distributing device for oil and water separation and acid solution on the autoclave body.
By using above-mentioned technical proposal, acid solution and oil liquid, the convenient epoxy generated to reaction are separated by liquid distributing device
Soybean oil carries out separating-purifying, while being conveniently separated out acid solution, subsequent to be recycled to acid solution.
Be further arranged to: the liquid distributing device include be set to autoclave body bottom and along autoclave body short transverse from top to bottom according to
The first separating tube and the second separating tube of secondary setting, be separately installed on first separating tube and the second separating tube the first valve and
Second valve.
By using above-mentioned technical proposal, oil liquid density is less than acid solution density, and lamination can be generated for a period of time by standing,
Oil liquid is discharged using the first separating tube, and acid solution is discharged using the second liquid separation tank, keeps the technical process of stratification simpler
It is convenient, most of oil liquid can be separated in this way, reduce subsequent reactant when separating for reactant
Total amount, improve production efficiency.
Be further arranged to: first separating tube is provided with the first liquid separation view for observing the first liquid separation liquid in pipe
Window；Second separating tube is provided with the second liquid separation form for observing the second liquid separation liquid in pipe.
By using above-mentioned technical proposal, the color etc. of the first liquid separation liquid in pipe can be observed by the first liquid separation form
State can observe the states such as the color of the second liquid separation liquid in pipe by the second liquid separation form, judge that oil liquid and acid solution are stood
Position after layering is oil liquid in the first separating tube when observing, when also having oil liquid in the second separating tube, can first perform fighting
One separating tube releases a part of oil liquid, then releases a part of acid solution by the second separating tube, and biological substance can enter next round
Reaction operates more convenient.
It is further arranged to: being provided with the agitating shaft for rotating stirring material, the top of the agitating shaft on the autoclave body
End is coaxially fixed with for rotating the speed reducer for driving agitating shaft rotation, is provided on the agitating shaft along agitating shaft length direction
Several agitating paddles.
By using above-mentioned technical proposal, drives agitating shaft to rotate by speed reducer and utilize the agitating paddle pair on agitating shaft
Reactant in reaction chamber is stirred, and reactant is enable to be sufficiently mixed, and increases reaction speed, while preventing reaction kettle from occurring
Lamination.
It is further arranged to: offering several poke holes through agitating paddle on the agitating paddle.
By using above-mentioned technical proposal, in agitating paddle rotation due to the relative motion of liquid and agitating paddle, agitating paddle
There is relative motion and interaction force with liquid, part reactant liquid pierces poke hole and drills out again, vortex is formed,
So that mixing effect is more preferable.
Be further arranged to: the cooling device includes the cooling coil being set to outside autoclave body, and the heating device includes
The heating coil being set to outside autoclave body.
By using above-mentioned technical proposal, cool down and heat by cooling coil and heating coil, it is cooling and
Heating effect is good.
In conclusion the utility model has the following beneficial effects:
1, it is separately installed with the first temperature control valve and second temperature control valve on the first inlet tube and the second inlet tube, it can
With according to the temperature automatic adjustment in reaction chamber, when the temperature in reaction chamber is higher than setting value, the first temperature control valve and the
Two temperature control valves are automatically closed, and stop the addition of hydrogen peroxide and formic acid, prevent reaction cavity temperature from continuing to rise, and keep formic acid acute
Strong decomposition, causes danger；
2, the first inlet tube and the second inlet tube pass through feed liquor house steward and are connected to reaction chamber, when hydrogen peroxide and formic acid enter
Feed liquor house steward and when mixing, hybrid reaction can be shifted to an earlier date, generate peroxyformic acid, saved the reaction time；
3, it is equipped with third temperature control valve at feed liquor house steward, is formed with the first temperature control valve and second temperature control valve double
Insurance, plays the role of security protection in the first temperature control valve and second temperature control valve failure, failure；
4, it is provided with pressure relief opening and relief valve, when formic acid occurs largely decomposing to generate gas and make in reaction chamber air pressure higher than letting out
When the case where setting value of pressure valve, relief valve is automatically opened, venting gas, is reduced air pressure in reaction chamber, is improved safety.
Detailed description of the invention
Fig. 1 is example structure schematic diagram；
In figure: 1, autoclave body；11, reaction chamber；12, tank mouth clamp；13, liquid distributing device；2, kettle body；21, heating device；22,
Cooling device；23, discharge port；3, kettle cover；31, feed inlet；32, lid is fed；33, feed liquor house steward；34, pressure relief opening；35, pressure release
Valve；36, visor；4, the first inlet tube；5, the second inlet tube；6, temperature control device；61, the first temperature control valve；62, second temperature
Control valve；63, third temperature control valve；7, agitating shaft；71, speed reducer；72, agitating paddle；73, poke hole；8, the first separating tube；
81, the first valve；82, the first liquid separation form；9, the second separating tube；91, the second valve；92, the second liquid separation form.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
A kind of epoxidized soybean oil production reaction kettle, as shown in Figure 1, including autoclave body 1, autoclave body 1 is equipped with temperature control device 6.Kettle
Body 1 includes kettle body 2 and kettle cover 3, is connected between kettle body 2 and kettle cover 3 by tank mouth clamp 12 and forms reaction chamber 11 in inside.
Kettle cover 3 is equipped with feed inlet 31, feed liquor house steward 33, is connected with the first inlet tube 4 and the second inlet tube 5, kettle in feed liquor house steward 33
Body 2 is equipped with heating device 21, cooling device 22, discharge port 23.
The lid of feed inlet 31 is installed, feed inlet 31, which covers, is equipped with visor 36 on feed inlet 31.Discharge port 23 is located at kettle body 2
Bottom end and the reactant for being discharged in reaction chamber 11 that is connected with reaction chamber 11.
Temperature control device 6 includes the first temperature control valve 61, second temperature control valve 62, third temperature control valve 63.First
Temperature control valve 61 is installed on the first inlet tube 4, and second temperature control valve 62 is installed on the second inlet tube 5, the control of third temperature
Valve 63 is installed on liquid pipe general pipeline, the side two of the first temperature control valve 61, second temperature control valve 62, third temperature control valve 63
On the side wall for holding the bottom for being mounted on kettle body 2.
Pressure relief opening 34 is offered on kettle cover 3, relief valve 35 is installed on pressure relief opening 34, so that air pressure is super in reaction chamber 11
Releasing pressure automatically when crossing setting value.
Agitating shaft 7 is installed, 7 top of agitating shaft is coaxially installed with speed reducer 71, and speed reducer 71 is fixed on kettle cover on kettle cover 3
On 3, agitating shaft 7 is extended downwardly and along the installation of 7 length direction of agitating shaft there are four agitating paddle 72, is offered on agitating paddle 72 several
Through the poke hole 73 of agitating paddle 72, in the shape of a spiral, when agitating paddle 72 is rotated with agitating shaft 7, liquid enters poke hole for stirring
It 73 and is pierced by form vortex, increases mixing effect.
2 sidewall bottom position of kettle body is equipped with liquid distributing device 13, and liquid distributing device includes along 2 Sidewall Height direction of kettle body by upper
It successively installs downwards and the first separating tube 8 and the second separating tube 9 that are connected to reaction chamber 11, the is equipped on the first separating tube 8
One valve 81, is equipped with the first liquid separation form 82 on the first separating tube 8 between the first valve 81 and kettle body 2, on the second separating tube 9
Second valve 91 is installed, second liquid separation form 92 is installed between the second valve 91 and kettle body 2 on the second separating tube 9.
Heating device 21 includes the heating coil being installed in kettle body 2, is connected with hot steam in heating coil.
Cooling device 22 includes the cooling coil being installed in kettle body 2, is connected with chilled brine in cooling coil.
Temperature control valve principle: temperature control valve includes valve, controller and temperature meter, temperature meter measurement
Temperature and the value of temperature is fed back into controller in reaction chamber 11, controller receives after signal according to actual temperature and set temperature
It compares, when actual measurement temperature is greater than set temperature, controller control valve door is progressively closed off, when actual measurement temperature is small
When set temperature, controller control valve door is gradually opened.
It uses principle: soybean oil being passed through in reaction chamber 11 by feed inlet 31, hydrogen peroxide is entered by the first inlet tube 4
Feed liquor house steward 33, formic acid enter feed liquor house steward 33 by the second inlet tube 5, and hydrogen peroxide and formic acid solution converge in feed liquor house steward 33
Gather and start reaction and generate peroxyformic acid, and entered in reaction chamber 11 by feed liquor house steward 33 and continue to generate peroxyformic acid, slows down
Machine 71 drives agitating shaft 7 to rotate, and is stirred the rotation of agitating paddle 72 to the mixing liquid in reaction chamber 11, reactant reaction is put
When hot temperature rises in reaction chamber 11, the first temperature control valve 61, second temperature control valve 62 and third temperature control valve 63
Measurement end is mounted on 2 bottom of kettle body to measure the temperature of reaction liquid, and when temperature is more than the value of setting, the first temperature is controlled
Valve 61, second temperature control valve 62 and third temperature control valve 63 progressively close off, from stop hydrogen peroxide and formic acid solution charging,
It is gradually opened again after temperature reduction, starts to feed.Rise and surpass in case of air pressure in reaction chamber 11 during the reaction
When crossing the setting value of relief valve 35, relief valve 35 is opened, and the gas in reaction chamber 11 is discharged by pressure relief opening 34, through relief valve 35
To reduce air pressure in reaction chamber 11, prevent autoclave body 1 from occurring to disintegrate because of superpressure or even explode.
It can be passed through steam in heating coil when needing to heat when reaction or hot water is heated, it can when needing to cool
It is passed through chilled brine in cooling coil with same mistake or cold water cools down.
After reaction generates certain product, first point is observed respectively by the first liquid separation form 82 and the second liquid separation form 92
Liquid case in liquid pipe 8 and the second separating tube 9 can be by opening the first valve when being all oil liquid in the first separating tube 8
81, a part of oil liquid is released, when being all oil liquid in the second separating tube 9, can be put by opening the first valve 81 and the second valve 91
A part of oil liquid out can release a part of acid solution, put when being all acid solution in the second separating tube 9 by opening the second valve 91
Oil liquid out may separate out soybean oil and epoxidized soybean oil by later separation, and the acid solution of releasing can be subsequent by recycling purification
It is continuous to use.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (10)
1. a kind of epoxidized soybean oil produces reaction kettle, including autoclave body (1), it is characterised in that: be provided with charging on the autoclave body (1)
Mouth (31), the first inlet tube (4), the second inlet tube (5), heating device (21), cooling device (22) and discharge port (23), institute
It states and is offered reaction chamber (11) inside autoclave body (1), is provided on the autoclave body (1) according to reaction chamber (11) interior fluid temperature to control
The temperature control device (6) of the feed liquor of the first inlet tube (4) and the second inlet tube (5) is made, the temperature control device (6) includes and is set to
The second temperature control valve (62) on the first temperature control valve (61) and the second inlet tube (5) on first inlet tube (4), it is described
The temperature measurement end of first temperature control valve (61) and second temperature control valve (62) is installed on autoclave body (1) bottom.
2. a kind of epoxidized soybean oil according to claim 1 produces reaction kettle, it is characterised in that: set on the autoclave body (1)
It is equipped with feed liquor house steward (33), first inlet tube (4) and the second inlet tube (5) pass through feed liquor house steward (33) and reaction chamber (11)
It is connected.
3. a kind of epoxidized soybean oil according to claim 2 produces reaction kettle, it is characterised in that: the temperature control device (6)
Including being arranged and the third temperature control valve (63) on feed liquor house steward (33), the measurement end peace of the third temperature control valve (63)
Loaded on autoclave body (1) bottom.
4. a kind of epoxidized soybean oil according to claim 1 produces reaction kettle, it is characterised in that: set on the autoclave body (1)
It is equipped with pressure relief opening (34), the pressure relief opening (34) is equipped with relief valve (35).
5. a kind of epoxidized soybean oil according to claim 1 produces reaction kettle, it is characterised in that: set on the autoclave body (1)
It is equipped with the liquid distributing device (13) for oil and water separation and acid solution.
6. a kind of epoxidized soybean oil according to claim 5 produces reaction kettle, it is characterised in that: the liquid distributing device (13)
Including the first separating tube (8) and the second separating tube (9) for being set to autoclave body (1) bottom and being connected to reaction chamber (11), described
One separating tube (8) and the second separating tube (9) are distributed along short transverse and are separately installed with the first valve (81) and the second valve (91).
7. a kind of epoxidized soybean oil according to claim 6 produces reaction kettle, it is characterised in that: first separating tube
(8) it is provided with the first liquid separation form (82) for observing the first separating tube (8) interior liquid；Second separating tube (9) setting
There is the second liquid separation form (92) for observing the second separating tube (9) interior liquid.
8. a kind of epoxidized soybean oil according to claim 1 produces reaction kettle, it is characterised in that: set on the autoclave body (1)
It is equipped with the agitating shaft (7) for rotating stirring material, the top of the agitating shaft (7), which is coaxially fixed with, drives stirring for rotating
The speed reducer (71) of axis (7) rotation, is provided with along several agitating paddles of agitating shaft (7) length direction (72) on the agitating shaft (7).
9. a kind of epoxidized soybean oil according to claim 8 produces reaction kettle, it is characterised in that: on the agitating paddle (72)
Offer several poke holes (73) through agitating paddle (72).
10. a kind of epoxidized soybean oil according to claim 1 produces reaction kettle, it is characterised in that: the cooling device
It (22) include being set to the cooling coil of autoclave body (1) outside, the heating device (21) includes being set to the heating dish of autoclave body (1) outside
Pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820114535.5U CN208465859U (en) | 2018-01-23 | 2018-01-23 | A kind of epoxidized soybean oil production reaction kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820114535.5U CN208465859U (en) | 2018-01-23 | 2018-01-23 | A kind of epoxidized soybean oil production reaction kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208465859U true CN208465859U (en) | 2019-02-05 |
Family
ID=65203784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820114535.5U Expired - Fee Related CN208465859U (en) | 2018-01-23 | 2018-01-23 | A kind of epoxidized soybean oil production reaction kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208465859U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112237895A (en) * | 2020-09-18 | 2021-01-19 | 浙江华勘环保科技有限公司 | Reation kettle based on expend with heat and contract with cold principle realization autoloading |
-
2018
- 2018-01-23 CN CN201820114535.5U patent/CN208465859U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112237895A (en) * | 2020-09-18 | 2021-01-19 | 浙江华勘环保科技有限公司 | Reation kettle based on expend with heat and contract with cold principle realization autoloading |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190205 Termination date: 20220123 |
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| CF01 | Termination of patent right due to non-payment of annual fee |