CN205965787U - Polymerization inhibitor filling pipe system - Google Patents
Polymerization inhibitor filling pipe system Download PDFInfo
- Publication number
- CN205965787U CN205965787U CN201620925911.XU CN201620925911U CN205965787U CN 205965787 U CN205965787 U CN 205965787U CN 201620925911 U CN201620925911 U CN 201620925911U CN 205965787 U CN205965787 U CN 205965787U
- Authority
- CN
- China
- Prior art keywords
- polymerization inhibitor
- pipe
- tank
- communicated
- injected system
- 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
Landscapes
- Polymerisation Methods In General (AREA)
Abstract
The utility model discloses a polymerization inhibitor filling pipe system. This polymerization inhibitor filling pipe system includes polymerization inhibitor jar, basket filter, ascending pipe, injector pump, check valve, flowmeter and control valve. The polymerization inhibitor jar has inlet and liquid outlet, the one end of ascending pipe communicates in the liquid outlet, and the other end of ascending pipe is used for the intercommunication to treat injection device. The injector pump is connected on the ascending pipe, and basket filter, check valve, flowmeter and control valve are all connected on the ascending pipe, and the flowmeter is located the check valve and treats between the injection device, the check valve the control valve and basket filter is located the polymerization inhibitor jar with treat between the injection device. This polymerization inhibitor filling pipe system safe and reliable, with low costs.
Description
Technical field
This utility model is related to chemical reagent and adds field, more particularly to a kind of polymerization inhibitor injected system.
Background technology
In styrene processing technique, mainly ethylbenzene dehydrogenation generates cinnamic process, companion simultaneously during the course of the reaction
With the generation of the side reactions such as monomer polymerization, therefore it has been widely used technique life in phenyl ethylene rectification tower filling polymerization inhibitor
In product, to conversion rate of products, the aspect such as maintenance of equipment cost has vital effect.The interpolation scheme of polymerization inhibitor is to ensure that
The important indicator of styrene device production run.And also different to the interpolation scheme of polymerization inhibitor at present, there is no unified rule
, there is much irrational place, high cost, and there is very big potential safety hazard in model.
Utility model content
Based on this it is necessary to provide a kind of safe and reliable, low cost polymerization inhibitor injected system.
A kind of polymerization inhibitor injected system, including polymerization inhibitor tank, basket filter, ascending pipe, injection pump, check-valves, flow
Meter, control valve and tank deck nitrogen envelope and security system；
Described polymerization inhibitor tank has inlet and liquid outlet；One end of described ascending pipe is communicated in described liquid outlet, institute
The other end stating ascending pipe is used for connecting equipment to be implanted；
Described injection pump is connected on described ascending pipe, described basket filter, check-valves, described effusion meter and described
Control valve is both connected on described ascending pipe, and described effusion meter is located between described check-valves and described equipment to be implanted, institute
State check-valves, described control valve and described basket filter to be located between described polymerization inhibitor tank and described equipment to be implanted.
Wherein in an embodiment, also include standby pipe and stand-by pump, the two ends of described standby pipe all connect in institute
State on ascending pipe, and one end of described standby pipe is close to described liquid outlet, the other end is located at described effusion meter and described non-return
Between valve, described stand-by pump is located on described standby pipe, and described standby pipe also is provided with described control valve, described basket filter
And described check-valves, by described liquid outlet to described device orientation to be implanted, described control valve, described basket filter, institute
State the order setting successively on described standby pipe of stand-by pump and described check-valves.
Wherein in an embodiment, also include demarcating graduated cylinder, be all provided with described ascending pipe and on described standby pipe
There is described scalar quantity cylinder；
On described ascending pipe, described demarcation graduated cylinder is located between described basket filter and described injection pump, in institute
State on standby pipe, described demarcation graduated cylinder is located between described basket filter and described stand-by pump.
Wherein in an embodiment, also include cleaning pipe and liquid-feeding tube, described liquid-feeding tube be communicated in described inlet with
For entering in described polymerization inhibitor tank for polymerization inhibitor；Described cleaning pipe is communicated in described inlet for entering institute for abluent
State in polymerization inhibitor tank, described cleaning pipe and described liquid-feeding tube are equipped with described control valve.
Wherein in an embodiment, also include liquidometer, described liquidometer is communicated in described polymerization inhibitor tank, described liquid level
Meter is located at the outside of described polymerization inhibitor tank, and described liquidometer is used for detecting the liquid level in described polymerization inhibitor tank.
Wherein in an embodiment, also include pressure gauge, described pressure gauge is communicated in described polymerization inhibitor tank, described pressure
In the outside of described polymerization inhibitor tank, described pressure gauge is used for detecting the pressure in described polymerization inhibitor tank epi-position.
Wherein in an embodiment, also include nitrogen inlet duct and exhaustor and 2 direct-operated regulators, described nitrogen
One end of gas air inlet pipe is communicated in described polymerization inhibitor tank, and the other end is used for connecting source nitrogen, and one end of described exhaustor is communicated in
Described polymerization inhibitor tank, the other end connects air.Described 2 direct-operated regulators are located on described nitrogen inlet duct and exhaustor,
For opening or closing described nitrogen tube, for system purge displacement and daily nitrogen envelope.
Wherein in an embodiment, described nitrogen tube is communicated in the top of described polymerization inhibitor tank.
Wherein in an embodiment, also include blow-down pipe and relief valve, described blow-down pipe is communicated in described resistance
Poly- agent tank, described relief valve is located on described blow-down pipe, when the pressure in described polymerization inhibitor tank is more than the pre- of described relief valve
If during value, described relief valve automatically opens up.
This utility model relate to polymerization inhibitor injected system, including polymerization inhibitor tank, basket filter, ascending pipe, injection pump,
Check-valves, effusion meter and control valve；Polymerization inhibitor tank is used for the storage of polymerization inhibitor；Injection pump is used for pumping out resistance in polymerization inhibitor tank
Poly- agent, basket filter is used for filtering the impurity may being mixed with polymerization inhibitor, and check-valves are in order to prevent the liquid in equipment to be implanted
Body flows back, and described effusion meter is used for the amount of the polymerization inhibitor that detection adds.Polymerization inhibitor injected system floor space of the present utility model
Little, process system is perfect, easy and simple to handle, safe and reliable, and construction cost is low.
Polymerization inhibitor injected system of the present utility model, design is succinct, is that an independent scene adds agent facility, need not increase
DCS control point, does not produce instrument control expense, does not affect equipment to be implanted and normally produces, and individually builds, is directly connected to wait to note after examination
Enter equipment.
Polymerization inhibitor injected system of the present utility model, is provided with standby pipe and stand-by pump, in ascending pipe and injection pump
When abnormal problem occurs, the addition of polymerization inhibitor can be proceeded by standby pipe and stand-by pump, it is to avoid polymerization inhibitor injection
The interruption of the injection of the polymerization inhibitor that the deactivation of system leads to, saves the time, and injection efficiency improves.
Brief description
Fig. 1 is this utility model one embodiment polymerization inhibitor injected system schematic diagram.
Description of reference numerals
10th, polymerization inhibitor injected system；100th, polymerization inhibitor tank；200th, liquidometer；300th, pressure gauge；400th, cleaning pipe；500、
Liquid-feeding tube；600th, basket filter；700th, ascending pipe；800th, injection pump；900th, check-valves；1000th, effusion meter；1100th, control
Valve；1200th, standby pipe；1300th, stand-by pump；1400th, demarcate graduated cylinder；1500th, nitrogen inlet duct；1600th, direct-operated regulator；
1700th, blow-down pipe；1800th, nitrogen discharge pipe；1900th, relief valve.
Specific embodiment
For the ease of understanding this utility model, below with reference to relevant drawings, this utility model is more fully retouched
State.Preferred embodiment of the present utility model is given in accompanying drawing.But, this utility model can come real in many different forms
Existing however it is not limited to embodiment described herein.On the contrary, providing the purpose of these embodiments to be to make to public affairs of the present utility model
The understanding opening content is more thoroughly comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or may be simultaneously present centering elements.
Unless otherwise defined, all of technology used herein and scientific terminology are led with belonging to technology of the present utility model
The implication that the technical staff in domain is generally understood that is identical.In term used in the description of the present utility model it is simply herein
The purpose of description specific embodiment is it is not intended that in limiting this utility model.Term as used herein "and/or" includes
The arbitrary and all of combination of one or more related Listed Items.
The present embodiment relate to a kind of polymerization inhibitor injected system 10.This polymerization inhibitor injected system 10 include polymerization inhibitor tank 100,
Liquidometer 200, pressure gauge 300, cleaning pipe 400, liquid-feeding tube 500, basket filter 600, ascending pipe 700, injection pump 800, only
Return valve 900, effusion meter 1000, control valve 1100, standby pipe 1200, stand-by pump 1300, demarcate graduated cylinder 1400, nitrogen inlet duct
1500th, direct-operated regulator 1600, blow-down pipe 1700, nitrogen discharge pipe 1800 and relief valve 1900.
Polymerization inhibitor tank 100 has the inlet entering for polymerization inhibitor and the liquid outlet for polymerization inhibitor discharge.Injection
One end of pipe 700 is communicated in liquid outlet, and the other end of ascending pipe 700 is used for connecting equipment to be implanted.
Liquidometer 200 is communicated in polymerization inhibitor tank 100, and liquidometer 200 is located at the outside of polymerization inhibitor tank 100, and liquidometer 200 is used
Liquid level in detection polymerization inhibitor tank 100.
Pressure gauge 300 is communicated in polymerization inhibitor tank 100, and pressure gauge 300 is located at the outside of polymerization inhibitor tank 100, and pressure gauge 300 is used
Pressure in detection polymerization inhibitor tank 100.
Liquid-feeding tube 500 is communicated in inlet for entering in polymerization inhibitor tank 100 for polymerization inhibitor；Cleaning pipe 400 is communicated in
Inlet, for entering in polymerization inhibitor tank 100 for abluent, cleaning pipe 400 and liquid-feeding tube 500 is equipped with control valve
1100.
Injection pump 800 is connected on ascending pipe 700, basket filter 600, check-valves 900, effusion meter 1000 and control
Valve 1100 is both connected on ascending pipe 700, and effusion meter 1000 is located between check-valves 900 and equipment to be implanted.Check-valves 900
Between injection pump 800 and effusion meter 1000.Control valve 1100 is located between injection pump 800 and polymerization inhibitor tank 100.Basket mistake
Filter 600 is located between control valve 1100 and injection pump 800.
The two ends of standby pipe 1200 all connect on ascending pipe 700, and one end of standby pipe 1200 is close to liquid outlet, separately
One end is located between effusion meter 1000 and check-valves 900.Stand-by pump 1300 is located on standby pipe 1200.Also set on standby pipe 1200
There are control valve 1100, basket filter 600 and check-valves 900.By liquid outlet to device orientation to be implanted, control valve 1100,
The order setting successively on standby pipe 1200 of basket filter 600, stand-by pump 1300 and check-valves 900.The present embodiment is arranged
Standby pipe 1200 and stand-by pump 1300, when abnormal problem in ascending pipe 700 and injection pump 800, can pass through standby
Proceed the addition of polymerization inhibitor with pipe 1200 and stand-by pump 1300, it is to avoid the deactivation of polymerization inhibitor injected system 10 leads to
The interruption of the injection of polymerization inhibitor, saves the time, and injection efficiency improves.
It is equipped with demarcation graduated cylinder 1400 on ascending pipe 700 and on standby pipe 1200.On ascending pipe 700, scalar quantity
Cylinder 1400 is located between basket filter 600 and injection pump 800.On standby pipe 1200, demarcate graduated cylinder 1400 positioned at basket
Between filter 600 and stand-by pump 1300.
One end of nitrogen inlet duct 1500 is communicated in polymerization inhibitor tank 100, and the other end is used for connecting source nitrogen, and self-operated type is adjusted
Valve 1600 is located on nitrogen inlet duct 1500 for opening or cutting out nitrogen tube 1500.Nitrogen inlet duct 1500 is communicated in resistance
The top of poly- agent tank 100.One end of nitrogen discharge pipe 1800 is communicated in polymerization inhibitor tank 100, and the other end connects air, and another is certainly
Power formula regulating valve 1600 is located on nitrogen discharge pipe 1800 for opening or closing nitrogen discharge pipe 1800, blows for system
Sweep displacement and daily nitrogen envelope.
Blow-down pipe 1700 is communicated in polymerization inhibitor tank 100, and relief valve 1900 is located on blow-down pipe 1700, when polymerization inhibitor tank 100
When interior pressure is more than the preset value of relief valve 1900, relief valve 1900 automatically opens up.
This utility model relate to polymerization inhibitor injected system 10, including polymerization inhibitor tank 100, basket filter 600, ascending pipe
700th, injection pump 800, check-valves 900, effusion meter 1000, control valve 1100, direct-operated regulator 1600, relief valve 1900；Resistance
Poly- agent tank 100 is used for the storage of polymerization inhibitor；Injection pump 800 is used for pumping out polymerization inhibitor, basket filter in polymerization inhibitor tank 100
600 are used for filtering the impurity may being mixed with polymerization inhibitor, and check-valves 900, in order to prevent the liquid in equipment to be implanted from flowing back, flow
Gauge 1000 is used for the amount of the polymerization inhibitor that detection adds, and direct-operated regulator 1600 is used for purging displacement and daily nitrogen envelope, safety
Valve 1900 is used for system decompression during special circumstances.Polymerization inhibitor injected system 10 floor space of the present utility model is little, process system
Perfect, easy and simple to handle, safe and reliable, construction cost is low.
Polymerization inhibitor injected system 10 of the present utility model, design is succinct, is that an independent scene adds agent facility, need not increase
Plus DCS control point, do not produce instrument control expense, do not affect equipment to be implanted and normally produce, individually build, be directly connected to after examination treat
Injection device.
Each technical characteristic of embodiment described above can arbitrarily be combined, for making description succinct, not to above-mentioned reality
The all possible combination of each technical characteristic applied in example is all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all it is considered to be the scope of this specification record.
Embodiment described above only have expressed several embodiments of the present utility model, and its description is more concrete and detailed,
But therefore can not be interpreted as the restriction to this utility model the scope of the claims.It should be pointed out that it is common for this area
For technical staff, without departing from the concept of the premise utility, some deformation can also be made and improve, these all belong to
In protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be defined by claims.
Claims (9)
1. a kind of polymerization inhibitor injected system is it is characterised in that including polymerization inhibitor tank, basket filter, ascending pipe, injection pump, stopping
Return valve, effusion meter and control valve；
Described polymerization inhibitor tank has inlet and liquid outlet；One end of described ascending pipe is communicated in described liquid outlet, described note
The other end entering pipe is used for connecting equipment to be implanted；
Described injection pump is connected on described ascending pipe, described basket filter, check-valves, described effusion meter and described control
Valve is both connected on described ascending pipe, and described effusion meter is located between described check-valves and described equipment to be implanted, described only
Return valve, described control valve and described basket filter to be located between described polymerization inhibitor tank and described equipment to be implanted.
2. polymerization inhibitor injected system according to claim 1 is it is characterised in that also include standby pipe and stand-by pump, institute
The two ends stating standby pipe all connect on described ascending pipe, and one end of described standby pipe is close to described liquid outlet, the other end
Between described effusion meter and described check-valves, described stand-by pump is located on described standby pipe, and described standby pipe also is provided with
Described control valve, described basket filter and described check-valves, by described liquid outlet to described device orientation to be implanted, described
The order setting successively on described standby pipe of control valve, described basket filter, described stand-by pump and described check-valves.
3. polymerization inhibitor injected system according to claim 2 is it is characterised in that also include demarcating graduated cylinder, in described injection
It is equipped with described demarcation graduated cylinder on pipe and on described standby pipe；
On described ascending pipe, described demarcation graduated cylinder is located between described basket filter and described injection pump, described standby
With, on pipe, described demarcation graduated cylinder is located between described basket filter and described stand-by pump.
4. the polymerization inhibitor injected system according to claim 1-3 any one is it is characterised in that also including cleaning pipe and adding
Liquid pipe, described liquid-feeding tube is communicated in described inlet for entering in described polymerization inhibitor tank for polymerization inhibitor；Described cleaning pipe is even
Lead in described inlet for entering in described polymerization inhibitor tank for abluent, described cleaning pipe and described liquid-feeding tube are all provided with
There is described control valve.
5. the polymerization inhibitor injected system according to claim 1-3 any one is it is characterised in that also include liquidometer, institute
State liquidometer and be communicated in described polymerization inhibitor tank, described liquidometer is located at the outside of described polymerization inhibitor tank, described liquidometer is used for examining
Survey the liquid level in described polymerization inhibitor tank.
6. the polymerization inhibitor injected system according to claim 1-3 any one is it is characterised in that also include pressure gauge, institute
State pressure gauge and be communicated in described polymerization inhibitor tank, described pressure gauge is located at the outside of described polymerization inhibitor tank, described pressure gauge is used for examining
Survey the pressure in described polymerization inhibitor tank.
7. the polymerization inhibitor injected system according to claim 1-3 any one is it is characterised in that also include nitrogen inlet duct
With exhaustor and 2 direct-operated regulators, one end of described nitrogen inlet duct is communicated in described polymerization inhibitor tank, and the other end is used for
Connection source nitrogen, one end of described exhaustor is communicated in described polymerization inhibitor tank, and the other end connects air, and described 2 self-operated types are adjusted
Section valve is located on described nitrogen inlet duct and exhaustor, for opening or closing described nitrogen tube, puts for system purge
Change and daily nitrogen envelope.
8. polymerization inhibitor injected system according to claim 7 is it is characterised in that described nitrogen tube is communicated in described polymerization inhibitor
The top of tank.
9. the polymerization inhibitor injected system according to claim 1-3 any one it is characterised in that also include blow-down pipe and
Relief valve, described blow-down pipe is communicated in described polymerization inhibitor tank, and described relief valve is located on described blow-down pipe, when described polymerization inhibitor tank
When interior pressure is more than the preset value of described relief valve, described relief valve automatically opens up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620925911.XU CN205965787U (en) | 2016-08-23 | 2016-08-23 | Polymerization inhibitor filling pipe system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620925911.XU CN205965787U (en) | 2016-08-23 | 2016-08-23 | Polymerization inhibitor filling pipe system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205965787U true CN205965787U (en) | 2017-02-22 |
Family
ID=58033068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620925911.XU Active CN205965787U (en) | 2016-08-23 | 2016-08-23 | Polymerization inhibitor filling pipe system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205965787U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108948240A (en) * | 2018-06-11 | 2018-12-07 | 新疆天业（集团）有限公司 | A kind of PVC polymerization anti-polymerization method |
| CN110015706A (en) * | 2019-04-22 | 2019-07-16 | 中国科学院武汉病毒研究所 | The scaler system and method for continuous biological safety laboratory sewage treatment equipment |
| CN113600076A (en) * | 2021-06-25 | 2021-11-05 | 南通派菲克水务技术有限公司 | Powdered activated carbon adding system |
-
2016
- 2016-08-23 CN CN201620925911.XU patent/CN205965787U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108948240A (en) * | 2018-06-11 | 2018-12-07 | 新疆天业（集团）有限公司 | A kind of PVC polymerization anti-polymerization method |
| CN110015706A (en) * | 2019-04-22 | 2019-07-16 | 中国科学院武汉病毒研究所 | The scaler system and method for continuous biological safety laboratory sewage treatment equipment |
| CN110015706B (en) * | 2019-04-22 | 2023-05-12 | 中国科学院武汉病毒研究所 | Descaling system and method for continuous biosafety laboratory wastewater treatment equipment |
| CN113600076A (en) * | 2021-06-25 | 2021-11-05 | 南通派菲克水务技术有限公司 | Powdered activated carbon adding system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205965787U (en) | Polymerization inhibitor filling pipe system | |
| CN104500966A (en) | Container-type LNG (Liquefied Natural Gas) filling device and station control method | |
| CN109292852A (en) | Water route voltage-regulating system and water purifier | |
| CN102794137A (en) | Drug adding device | |
| CN202638336U (en) | Automatic medicine adding device for pure water station | |
| CN213265779U (en) | Multifunctional circulating water treatment agent device | |
| CN209167904U (en) | Intelligent variable-frequency dosing adjusting device and control system | |
| CN209989189U (en) | Biochemical sewage treatment performance test device | |
| CN204022524U (en) | A kind of coagulant drug-adding device | |
| CN207774963U (en) | A kind of kitchen sewage processing chemicals dosing plant of meeting an urgent need | |
| CN205731169U (en) | A kind of reactor | |
| CN214577959U (en) | Compressor cleaning system | |
| CN211644692U (en) | Biological verification ultraviolet dosage system | |
| CN204253946U (en) | Torch fluid-tight system highly arranged by a kind of pipe arrangement that reduces | |
| CN207970810U (en) | A kind of ethylene oxide feeding system | |
| CN208194372U (en) | Alcohol solution gas reaction device and gas supply system | |
| CN207262413U (en) | A kind of feed water system of boiler | |
| CN203272993U (en) | Steam exhausting pipeline of steam medium safety valve | |
| CN110374866A (en) | A kind of screw pump automatic liquid supply skid mounted equipment | |
| CN206014411U (en) | Chlorine dioxide generator | |
| CN205650184U (en) | Chemical reaction cauldron is with preventing ease system safely | |
| CN220867180U (en) | Sodium hypochlorite adding control system | |
| CN104748990B (en) | Foamless oxygen-supplying and water outlet membrane module performance test research device | |
| CN112978760A (en) | Urea hydrolysis device | |
| CN204140044U (en) | Portable oil-well chemicals dosing plant with pressure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |