CN206750629U - A kind of storage device of acrylonitrile refined material - Google Patents
A kind of storage device of acrylonitrile refined material Download PDFInfo
- Publication number
- CN206750629U CN206750629U CN201621490101.2U CN201621490101U CN206750629U CN 206750629 U CN206750629 U CN 206750629U CN 201621490101 U CN201621490101 U CN 201621490101U CN 206750629 U CN206750629 U CN 206750629U
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- tank body
- acrylonitrile
- storage device
- temperature
- refined material
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Abstract
The utility model discloses a kind of storage device of acrylonitrile refined material, belong to hazardous chemical storage facilities technical field.The storage device includes holding vessel, and temperature control interlayer, pressure-regulating device, temperature sensor are provided with the tank body of holding vessel.Temperature control interlayer and temperature sensor are chain, and temperature sensor can feed back to temperature detection information the thermoregulation mechanism of temperature control interlayer.Pressure-regulating device, including blowdown pipe, escape pipe and safety valve.Tank body be additionally provided with the static eraser that is connected with tank body and with the unconnected lightning arrester of tank body.Storage device provided by the utility model is provided with the top of tank body to be provided with protection gas air inlet pipe and escape pipe, inside temperature control interlayer, can effectively control the pressure and temperature of tank interior, and it is dangerous to prevent that acrylonitrile autohemagglutination from producing.
Description
Technical field
A kind of storage device of acrylonitrile refined material is the utility model is related to, belongs to hazardous chemical storage facilities technology
Field.
Background technology
Acrylonitrile is a kind of liquid of irritant smell colourless at normal temperatures, very inflammable and extremely toxic, its steam and sky
Gas can form explosive mixture.It is easily to cause burning running into naked light or high temperature, and produces hypertoxic gas.Meanwhile third
The chemical property of alkene nitrile is more active, and the chemical reaction of fierceness can occur with oxidant, strong acid, highly basic, amine and bromine etc..
However, acrylonitrile is a kind of chemicals of important a large amount of productions, it is used primarily as the monomer of chemical synthesis
In manufacturing various polymer-based materials, for example, the polymer for the acrylic fiber in textile and resin, by with diformazan
Polymerization carbon fiber such as base sulfoxide etc..Thus it is guaranteed that acrylonitrile, in particular for the storage of the high-precision acrylonitrile of chemical synthesis
It is particularly significant to deposit security.Although the existing holding vessel for disclosing some acrylonitrile, it is thick that the holding vessel is primarily used to storage
Acrylonitrile production, it is impossible to meet to require the storage requirement of higher exquisite acrylonitrile raw material.Especially, the sealing of existing holding vessel
Property it is poor, often have acrylonitrile gas evaporates from tank, so as to be polluted to the air of production environment, to worker's
Health brings harm.Meanwhile if pressure and temperature control is improper in acrylonitrile storage device, it can also cause acrylonitrile
Auto polymerization, auto polymerization, which produces heat, can cause tank body that the danger such as blast occur.
Utility model content
To ensure the safety storage of refined acrylonitrile raw material, avoid causing acrylonitrile autohemagglutination to exist because acrylonitrile storage is improper
Safety issue, the utility model provides a kind of secure store of acrylonitrile refined material, the technical side taken
Case is as follows：
A kind of storage device of acrylonitrile refined material, including holding vessel, be provided with the tank body 1 of holding vessel temperature control interlayer 2,
Pressure-regulating device, temperature sensor 8；
The temperature control interlayer 2 and temperature sensor 8 are chain, and temperature detection information can be fed back to temperature control by temperature sensor 8
The thermoregulation mechanism of interlayer 2；
The pressure-regulating device, including blowdown pipe 4, escape pipe 5 and safety valve 6；
The storage device also include the static eraser 3 that is connected with tank body 1 and with the unconnected lightning-arrest dress of tank body 1
Put 14.The height of lightning arrester 14 is higher than the height of tank body 1.
Preferably, the temperature control interlayer 2 is provided with the temperature control valve 12 of medium temperature in control interlayer, to realize to heat preservation sandwich layer
Temperature control.
Preferably, in addition to blowdown pipe 4 the inert gas feedway connected.
Preferably, escape pipe 5 is provided with aspiration pump 51 and air outlet valve 52.
Preferably, the storage device also includes the emptying caisson 13 connected with safety valve 6.
Preferably, the top of tank body 1 is provided with charging aperture 10, and bottom is provided with discharging opening 11；Charging aperture 10 is provided with and is connected thereto
And extend to the feed pipe of tank base.
Preferably, it is provided with pressure sensor 9 on the top of tank body 1.
Preferably, liquid level sensor 7 is provided with the upper and lower part of tank body 1, to be detected to the liquid level in tank.
Preferably, it is provided with heat-insulation layer in the outside of tank body 1.The optional aluminium silicate wool of heat-insulation layer is as insulation material.Meanwhile protecting
One layer of aluminum protective housing is fixed on the outside of warm layer.
Preferably, in addition to control system, the control system pass with inert gas feedway, aspiration pump 51, pressure
Sensor 9, temperature sensor 8, temperature control valve 12, air outlet valve 52 are chain.
It is described chain, can be the electrical connection of the forms such as wire, electric wire, data wire；Can also be by wireless network etc.
The signal connection of mode.
The control device can be provided with PLC control system computer or other existing can realize
The control cabinet of above-mentioned control function.As for specific control instruction, those skilled in the art can according to be actually needed and specifically will
Ask and write.
Compared to prior art, the beneficial effect that the utility model obtains is：
The utility model is provided with the top of tank body is provided with temperature control interlayer by protection gas air inlet pipe and escape pipe, inside, can
Effectively to control the pressure and temperature of tank interior, it is dangerous to prevent that acrylonitrile autohemagglutination from producing.
By setting heat preservation sandwich layer and temperature detector, the temperature of polyacrylonitrile in storage tank can be detected in real time, be prevented
The only danger caused by temperature.Meanwhile keep the temperature in holding vessel constant.
By two parts up and down in tank body, liquid level sensor is set, can polyacrylonitrile liquid in effective monitoring holding vessel
Liquid level.
Also it is by multiple safety valves connected with large-scale air storage device at the top of tank body, had both ensured in near-by explosion
Abundant pressure release during critical point, and can enough fully collect the pernicious gas containing acrylonitrile vapors of leakage.
Brief description of the drawings
Fig. 1 is the structural representation of storage device in a kind of preferred scheme of utility model.
In figure：1, tank body；2, temperature control interlayer；3, static eraser；4, blowdown pipe；5, escape pipe；6, safety valve；7, liquid
Level sensor；8, temperature sensor；9, pressure sensor；10, charging aperture；11, discharging opening；12, temperature control valve；13, empty gas storage
Device；14, lightning arrester；51, aspiration pump；52, air outlet valve.
Embodiment
The utility model is described in further details below in conjunction with the accompanying drawings, but described further below is not intended as to this practicality
New restriction.The valve being related in following examples selects according to the related requirement of explosion proof of country.
Fig. 1 is the structural representation of storage device in a kind of preferred scheme of utility model.From fig. 1, it can be seen that the storage device
It is that holding vessel, static eraser 3, emptying caisson 13 and lightning arrester 14 form.Wherein, the tank body 1 of holding vessel is upper
Portion, which is provided with, to be used for being passed through and discharging inert gas, such as high-purity nitrogen, carries out pressure controlled blowdown pipe 4 and escape pipe 5, and
Safety valve 6 for emergency decompression.
Specifically, the top of tank body 1 is provided with two safety valves 6, and the safety valve 6 is connected by pipeline and emptying caisson 13
It is logical.When pressure inside the tank increases severely, mixing the pernicious gas of acrylonitrile vapors can be sent with charge free by pipeline in emptying caisson 13,
On the one hand pressure release effect is played, harmful other is on the other hand also prevented from and is leaking directly into air.Set in emptying caisson 13
There are the material of absorption acrylonitrile gas, such as activated carbon；Or provided with being reacted with acrylonitrile, make its innoxious material.Together
When, still there are blowdown pipe 4 and escape pipe 5 in upper sheaf space, blowdown pipe 4 connects with inert gas feedway.On escape pipe 5
It is connected with aspiration pump 51 and extraction valve 52.When needing to change inert protective gas, extraction valve 52 can be opened, starting aspiration pump 51 will
Unnecessary inert gas discharge.The temperature control interlayer 2 for being used for controlling temperature in tank body 1 is provided with tank body 1, temperature control interlayer 2 can pass through
Temperature control valve 12 is adjusted into medium heat in temperature control interlayer 2, to carry out accuracy controlling to the temperature of the inner propene nitrile of tank body 1.Tank
The temperature sensor 8 set in body 1 can enter the feedback of the information of trip temperature adjustment.
A charging aperture 10 is provided with the top of tank body 1, charging aperture 10 connects with the feed pipe in tank body 1, feeds
Pipe extends to the bottom of tank body 1, the risk of disturbance and generation electrostatic when being fed with reducing.It is provided with the bottom of tank body 1
Discharging opening 11.Liquid level sensor 7 is additionally provided with tank body 1, to realize the detection of acrylonitrile liquid level in tank body 1.Meanwhile in tank
Still there is the temperature sensor chain with the temperature control mechanism of temperature control interlayer 2 (i.e. temperature control valve 12) in body 1.
In addition, the storage device is additionally provided with control device, control device is the computer for being provided with PLC system.Control dress
Put and temperature sensor 8, temperature control valve 12, inert gas feedway, the device such as aspiration pump 51, air outlet valve 52, liquid level sensor
It is chain, to control the pressure of protective gas in tank, the temperature of tank body, the liquid of acrylonitrile liquid etc. technical parameter.Specifically
Control instruction, those skilled in the art can be write according to actual requirement.
In use, the inert protective gas of high-purity, such as nitrogen are passed through in tank body 1 by blowdown pipe 4.Control dress
Put and can detect the pressure in tank body 1 by pressure sensor 9, if too high, certain protective gas can be discharged by escape pipe 5,
To prevent hypertonia from causing the autohemagglutination of acrylonitrile.Meanwhile the temperature control interlayer 2 being provided with tank body 1 can enter to the temperature of acrylonitrile
Row control, by temperature detector 8 to the real-time monitoring of acrylonitrile solution temperature and feedback.When too high or too low for temperature, control
Device processed can be by controlling temperature control valve 12, the heat being adjusted into temperature control interlayer 2, and then realizes to the essence to acrylonitrile temperature
Really control.To prevent exchanging for environment and the heat of tank body 1, the aluminium silicate wool that the also settable one layer of 50mm in outside of tank body 1 is thick is protected
Warm layer, one layer of aluminum shell can be set outside the heat-insulation layer.Meanwhile the lightning arrester 14 in the outside of tank body 1 can prevent tank body 1 by
Thunderbolt, and the static eraser 3 being connected with tank body 1 then can effectively eliminate caused electrostatic during storage.
Specific embodiment of the present utility model is described above in association with accompanying drawing, but these explanations can not be understood to
Limit the scope of the utility model.The scope of protection of the utility model is limited by appended claims, any in this reality
All it is the scope of protection of the utility model with the change on the basis of new claim.
Claims (10)
1. a kind of storage device of acrylonitrile refined material, including holding vessel, it is characterised in that set in the tank body (1) of holding vessel
There are temperature control interlayer (2), pressure-regulating device, temperature sensor (8)；
The temperature control interlayer (2) and temperature sensor (8) are chain, and temperature sensor (8) can feed back to temperature detection information control
The thermoregulation mechanism of warm interlayer (2)；
The pressure-regulating device, including blowdown pipe (4), escape pipe (5) and safety valve (6)；
The storage device includes being additionally provided with the static eraser (3) that is connected with tank body (1) and unconnected with tank body (1)
Lightning arrester (14).
A kind of 2. storage device of acrylonitrile refined material according to claim 1, it is characterised in that the temperature control interlayer
(2) it is provided with the temperature control valve (12) of medium temperature in control interlayer.
3. the storage device of a kind of acrylonitrile refined material according to claim 1, it is characterised in that also include and tonifying Qi
Manage the inert gas feedway of (4) connection.
4. the storage device of a kind of acrylonitrile refined material according to claim 1, it is characterised in that on escape pipe (5)
Provided with aspiration pump (51) and air outlet valve (52).
5. the storage device of a kind of acrylonitrile refined material according to claim 1, it is characterised in that also include and safety
The emptying caisson (13) of valve (6) connection.
A kind of 6. storage device of acrylonitrile refined material according to claim 1, it is characterised in that tank body (1) it is upper
Portion is provided with charging aperture (10), and bottom is provided with discharging opening (11)；Charging aperture (10) is provided with and is connected thereto and extends to tank body bottom
The feed pipe in portion.
7. the storage device of a kind of acrylonitrile refined material according to claim 1, it is characterised in that in tank body (1)
Top is provided with pressure sensor (9).
8. the storage device of a kind of acrylonitrile refined material according to claim 1, it is characterised in that in tank body (1)
Upper and lower part is provided with liquid level sensor (7).
9. the storage device of a kind of acrylonitrile refined material according to claim 1, it is characterised in that in tank body (1) outside
Side is provided with heat-insulation layer.
10. any storage device of claim 1~9, it is characterised in that also including control system, the control system with
Inert gas feedway, aspiration pump (51), pressure sensor (9), temperature sensor (8), temperature control valve (12), air outlet valve (52)
It is chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621490101.2U CN206750629U (en) | 2016-12-30 | 2016-12-30 | A kind of storage device of acrylonitrile refined material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621490101.2U CN206750629U (en) | 2016-12-30 | 2016-12-30 | A kind of storage device of acrylonitrile refined material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206750629U true CN206750629U (en) | 2017-12-15 |
Family
ID=60608136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621490101.2U Active CN206750629U (en) | 2016-12-30 | 2016-12-30 | A kind of storage device of acrylonitrile refined material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206750629U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108545350A (en) * | 2018-05-10 | 2018-09-18 | 佛山市博知盾识科技有限公司 | A kind of storage device of combustible ice |
| CN109999723A (en) * | 2019-04-18 | 2019-07-12 | 中国科学院山西煤炭化学研究所 | Acrylonitrile raw material feed system |
| CN111156336A (en) * | 2020-02-19 | 2020-05-15 | 朱颜颜 | Safety breather valve of petroleum storage tank |
-
2016
- 2016-12-30 CN CN201621490101.2U patent/CN206750629U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108545350A (en) * | 2018-05-10 | 2018-09-18 | 佛山市博知盾识科技有限公司 | A kind of storage device of combustible ice |
| CN109999723A (en) * | 2019-04-18 | 2019-07-12 | 中国科学院山西煤炭化学研究所 | Acrylonitrile raw material feed system |
| CN111156336A (en) * | 2020-02-19 | 2020-05-15 | 朱颜颜 | Safety breather valve of petroleum storage tank |
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