CN203396619U - Polymeric glue solution sampling tank - Google Patents
Polymeric glue solution sampling tank Download PDFInfo
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- CN203396619U CN203396619U CN201320416208.2U CN201320416208U CN203396619U CN 203396619 U CN203396619 U CN 203396619U CN 201320416208 U CN201320416208 U CN 201320416208U CN 203396619 U CN203396619 U CN 203396619U
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- valve
- outer barrel
- digital display
- display program
- inert gas
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Abstract
The utility model provides a polymeric glue solution sampling tank, and belongs to the technical field of safety protection. The polymeric glue solution sampling tank is characterized in that an inner barrel of the polymeric glue solution sampling tank is placed in an outer barrel, a barrel cover locating handle is connected to a barrel body locating handle through an electromagnetic locking locating lock, and an outer barrel cover is in airtight connection with the outer barrel through a sealing ring; a feed valve is connected with a sampling valve of a polymerizing kettle sampling port, an inert gas replacement valve is connected with a nitrogen valve of a low-pressure nitrogen system, and an unidirectional pressure discharge valve is connected to an air release valve of a blowdown system; a digital display program-controlled instrument is connected with the polymeric glue solution sampling tank and the electromagnetic locking locating lock; the unidirectional pressure discharge valve is connected to the blowdown system; the digital display program-controlled instrument is connected to the inert gas replacement valve, the inner part of the outer barrel is connected to a pressure sensor, a temperature control sensor and an inert gas detection sensor, and the outer part of the outer barrel is connected to the digital display program-controlled instrument, the unidirectional pressure discharge valve and the inert gas replacement valve. The polymeric glue solution sampling tank has the advantages that the structure is simple, and the pollution and the explosion risks generated in a polymeric glue solution sampling process are eliminated or reduced.
Description
Technical field
The utility model relates to a kind of polymerization glue sampling jar, belongs to safety protection technique field.
Background technology
In synthetic rubber production and R&D process, often need to carry out sample analysis to the polymerization glue of production and little still simulation test, in glue, often contain the inflammable and explosive solvents such as a large amount of cyclopentane or cyclohexane and a small amount of reactive intermediate.At present, the uncovered vessel of the general employing of sampling container, glue is inevitably accompanied by interior friction and the flash vaporization process of storeroom from the direct extraction of High Temperature High Pressure polymeric kettle, this process very easily produces static, when buildup of static electricity is to a certain extent time, can produce electrostatic spark and ignite high concentration volatile components, give and produce, test and bring certain danger.
Summary of the invention
In order to overcome the deficiencies in the prior art, the utility model provides a kind of polymerization glue sampling jar.
A kind of polymerization glue sampling jar, the interior bucket of polymerization glue sampling jar is placed in outer barrel, there is locating ring Nei Tong bottom, the bottom of outer barrel has automatically and meausring apparatus, locating ring is connected with meausring apparatus coupling with automatic, bung position fixing knob is connected by electromagnetism locking positioning lock with staving position fixing knob, and outer bung is connected by O-ring seal and outer barrel are airtight; Inlet valve is connected with the sample valve of polymeric kettle sample tap, and inert gas replacement valve is connected with the nitrogen valve of low-pressure nitrogen system, and the unidirectional bleed valve of pressure is connected with the atmospheric valve of blowdown system; Digital display program control instrument is connected with polymerization glue sampling jar; Digital display program control instrument is connected with electromagnetism locking positioning lock, and the unidirectional bleed valve of pressure connects discharged to blowdown system; Digital display program control instrument connects inert gas replacement valve, Bonding pressure sensor, temperature control sensor and indifferent gas health check-up sensor in outer barrel, and outer barrel arranges digital display program control instrument, the unidirectional bleed valve of pressure and inert gas replacement valve outward; Outer barrel has staving position fixing knob, and outer bung is connected with visual mirror, bung position fixing knob; Pilot connects electromagnetism locking positioning lock and motor, and motor connects inlet valve, and inlet valve connects outer bung.
The utility model has the advantages that simple in structurely, eliminate or reduce pollution and the risk of explosion producing in polymerization glue sampling process.
Accompanying drawing explanation
When considered in conjunction with the accompanying drawings, by the detailed description with reference to below, can more completely understand better the utility model and easily learn wherein many advantages of following, but accompanying drawing described herein is used to provide further understanding of the present utility model, form a part of the present utility model, schematic description and description of the present utility model is used for explaining the utility model, do not form improper restriction of the present utility model, as schemed wherein:
Fig. 1 is polymerization glue sampling jar sectional view of the present utility model;
Fig. 2 is connection diagram of the present utility model.
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Embodiment
Obviously, the many modifications and variations that those skilled in the art do based on aim of the present utility model belong to protection domain of the present utility model.
Embodiment 1: as shown in Figure 1 and Figure 2,
A kind of polymerization glue sampling jar, the interior bucket 2 of polymerization glue sampling jar A is placed in outer barrel 1, there is locating ring 18 bottom of interior bucket 2, the bottom of outer barrel 1 has automatically and meausring apparatus 19, locating ring 18 is connected with meausring apparatus 19 couplings with automatic, bung position fixing knob 11 is connected by electromagnetism locking positioning lock 10 with staving position fixing knob 12, and outer bung 4 is connected with outer barrel 1 is airtight by O-ring seal 5; Inlet valve 7 is connected with the sample valve 21 of polymeric kettle B sample tap, and inert gas replacement valve 3 is connected with the nitrogen valve 20 of low-pressure nitrogen system C, and the unidirectional bleed valve 13 of pressure is connected with the atmospheric valve 22 of blowdown system D; Digital display program control instrument 14 is connected with polymerization glue sampling jar A; Digital display program control instrument 14 is connected with electromagnetism locking positioning lock 10, and the unidirectional bleed valve 13 of pressure connects discharged to blowdown system D; Digital display program control instrument 14 connects inert gas replacement valve 3, the interior Bonding pressure sensor 16 of outer barrel 1, temperature control sensor 15 and inert gas detecting sensor 17, the outer connection digital display of outer barrel 1 program control instrument 14, the unidirectional bleed valve 13 of pressure and inert gas replacement valve 3; Outer barrel 1 has staving position fixing knob 12, and outer bung 4 is connected with visual mirror 6, bung position fixing knob 11; Pilot 9 connects electromagnetism locking positioning lock 10 and motor 8, and motor 8 connects inlet valve 7, and inlet valve 7 connects outer bung 4.
Embodiment 2: as shown in Figure 1 and Figure 2,
A glue sampling jar, is placed in outer barrel 1 by the interior bucket 2 of polymerization glue sampling jar A, and under the effect of locating ring 18, automatic and meausring apparatus 19 is combined.
Bung position fixing knob 11 and staving position fixing knob 12 are tightened, by outer bung 4, O-ring seal 5, outer barrel 1 is airtight, and locking positioning protection lock 10.
Inlet valve 7 is connected with the sample valve 21 of polymeric kettle B sample tap, and inert gas replacement valve 3 is connected with the nitrogen valve 20 of low-pressure nitrogen system C, and the unidirectional bleed valve 13 of pressure is connected with the atmospheric valve 22 of blowdown system D.Complete after pipeline docking, open nitrogen valve 20, open atmospheric valve 22, open sample valve 21.
Start digital display program control instrument 14, sampling pressure range parameter is set on digital display program control instrument 14, a barrel interior oxygen content parameter is set, sample rate parameter is set, sampling total amount parameter is set, alarm temperature parameter is set.
10 mechanical interlocking states are locked in 14 detection and location of digital display program control instrument, and while guaranteeing to operate, outer barrel 1 sealing is in guard mode.Electromagnetism locking positioning lock 10, simultaneously chain promoter inlet valve 7, inert gas replacement valve 3.If bung position fixing knob 11 and staving position fixing knob 12 positions are not screwed to position, 10 of positioning locks cannot mechanical locking, and digital display program control instrument 14 is reported to the police, by operating personnel, adjust bung position fixing knob 11 and staving position fixing knob 12 positions, until positioning lock 10 lockings, alarm release, running program is carried out.
Digital display program control instrument 14 is controlled and is started inert gas replacement valve 3, and by low-pressure nitrogen system B, to the interior nitrogen pressurising of outer barrel 1, outer barrel 1 internal pressure is measured feedback by pressure transducer 16, reaches and sets after sampling threshold pression, and pressurising completes.The interior gas of outer barrel 1 by the unidirectional bleed valve 13 of pressure automatically discharged to blowdown system D.Now, the interior one side of outer barrel 1 is by 3 air inlets of inert gas replacement valve, and on one side by unidirectional bleed valve 13 automatic vents of pressure, outer barrel 1 is in pressurize displacement state.When inert gas detecting sensor 17 measurement gas compositions reach after requirement, inert gas detection system is indicated, and digital display program control instrument 14 is controlled and closed inert gas replacement valve 3 simultaneously, and inert gas replacement completes.This operation fundamental purpose is the generation of prevent exploding mixed gas.
Digital display program control instrument 14 is controlled and is opened inlet valve 7 to full-gear, and glue flows into sample bucket, by interior bucket 2, collects glue, and digital display program control instrument 14 calculates sample rate and regulates inlet valve 7 apertures according to the data of Weighing system 19 feedbacks.If when too much containing volatile matter content in sampling material, outer barrel 1 internal pressure occurs higher than prescribing a time limit in set pressure, digital display program control instrument 14 is controlled locking inlet valve 7, same alarm, when pressure drops to sampling threshold pression, digital display program control instrument 14 is controlled and is opened inlet valve 7 to half-open position continuation sampling, and digital display program control instrument 14 is ended to control inlet valve 7 apertures by Weighing system 19, becomes by pressure transducer 16 and the control loop that control inlet valve 7 forms and controls inlet valve 7 apertures.Until sampled.
In sampling process, operating personnel can observe sampling situation by visual mirror 6, and meeting emergency condition can manual shift sample valve 21, intervention sample rate or termination sampling operation.
Sampling inlet amount reaches when sampling total amount is set, and digital display program control instrument 14 is closed inlet valve 7, stops charging, and sampling completes.Sampling process is to operate under totally-enclosed packing state, can prevent the pollution of the environment, and protection operator safety.
After having sampled, unidirectional bleed valve 13 standard-sized sheets of digital display program control instrument 14 controlled pressure, sample bucket release, pressure-measuring system shows that pressure is to normal pressure, the unidirectional bleed valve 13 of digital display program control instrument 14 controlled pressure cuts out, and completes release.Digital display program control instrument shows that pressure measuring value is zero, and meanwhile, temperature control sensor 15 is measured temperature value, is less than design temperature alarming value, and 14 auto-alarm-signal keying devices of digital display program control instrument have sampled.After time delay 10 seconds, control system disconnects location protection lock, and sample bucket finishes guard mode.
Close digital display program control instrument 14.Close sample valve 21, close nitrogen valve 20, close atmospheric valve 22, then disconnect inlet valve 7 and being connected of installing, disconnect inert gas replacement valve 3 and be connected with nitrogen valve 20, the unidirectional bleed valve 13 of opening pressure is connected with atmospheric valve 22.
Sample bucket is moved to safe sample preparation region, then open outer bung 4, bucket 2 in taking out, processing sample.
Embodiment 3: as shown in Figure 1 and Figure 2, a kind of polymerization glue sampling jar, consists of inner barrel and outer barrel;
Outer barrel is comprised of bung, O-ring seal and staving, is a pressure-bearing protection bucket.Outer barrel is high >=20cm, diameter >=20cm, by stainless steel or aluminum alloy material, made, withstand voltage can be changed according to concrete body applicable cases, conventionally and factory's public work nitrogen system pressure be equal to.The outer barrel mode of being tightly connected can adopt " pressure cooker is tightened formula " sealing means.O-ring seal adopts pressure-bearing oil resisting material.
On outer barrel bung, be equipped with inlet valve, by this inlet valve by glue guiding barrel.Valve is electromagnetism internally piloted valve.
Outer barrel outer wall is equipped with inert gas replacement valve, uniaxial pressure bleed valve, by these two valves, regulates barrel internal pressure and inert gas content thereof.Adopt minor diameter uniaxial pressure internally piloted valve, diameter 6-25mm.
Between outer bung handle and staving handle, be provided with location protection lock, location protection lock arranges the dual locking of mechanical electromagnetic, can guarantee that sealing is reliable after locking.The circuit of the chain operation valve of location protection lock electromagnetism locking connects, and when location protection lock is not locked, corresponding operation valve cannot move.
Visual mirror is set on outer barrel bung, by this visual Jing Lai observation station, gets material state.
Outer barrel inwall is provided with inert gas detection probe, and the inner inert gas content of monitoring outer barrel guarantees to sample the inner inert gas content of front outer barrel qualified.
Outer barrel inwall is provided with pressure transducer, and pressure transducer is controlled outer barrel pressure together with pressure check valve, guarantees to sample and carries out under inert gas shielding.Pressure transducer and inlet valve are chain, to prevent fortuitous event superpressure.
Outer barrel inwall is provided with temperature probe, is got temperature of charge to monitor, and opens bung while avoiding high temperature, causes that volatile noxious material volatilizees in a large number, damages operating personnel.
Outer barrel outer wall is provided with externally embedded type digital display program control instrument; by to the measurement of pressure, weight, gas componant, four parameters of temperature and compare with preset value; control the aperture of displacement valve, the unidirectional bleed valve of pressure and inlet valve; realize sequencing and control the operating process of nitrogen replacement, sampling, release, the switching of location protection lock, and display routine running status and each measured value of parameters.
Digital display program control instrument is a special-purpose single-chip microcomputer.Digital display controller is taked built-in data line with the wire that is connected of each metering detection probe and topworks, is built in outer barrel wall, avoids because collision, friction damage the generation that causes short circuit or breaking phenomena.Digital display program control instrument power acquisition rechargeable battery repeatedly, supply voltage is safe voltage, is convenient to mobile use.
The sequencing of digital display program control instrument is controlled; panel is implemented digital display, and displaying contents has: gas componant setting and measurement parameter, sampling pressure arrange upper limit lower limit parameter and actual measurement parameter, sample rate parameter, sampling general assembly (TW) numerical value, weight measured value, sampling observed temperature, sample alarm temperature, location protection lock guard mode.
Outer barrel inside is provided with meausring apparatus, to monitor and to control sampling amount and sample rate.Prevent that material from overflowing interior bucket and producing interior frictional static because sampling amount is too much, too fast.
Interior bucket be opened type holding barrel, and inner barrel wall keeps certain interval with outer barrel wall, to facilitate interior bucket to pick and place, is as the criterion, and interior bucket highly seals and is as the criterion not affect gas displacement and bung.
Bottom of the barrel is provided with locating ring, and interior bucket locating ring trapezium structure can be automatically combined with meausring apparatus when interior bucket is positioned in outer barrel, prevents that interior bucket is combined bad and interference weighing accuracy with meausring apparatus
As mentioned above, embodiment of the present utility model is explained, but as long as not departing from fact inventive point of the present utility model and effect can have a lot of distortion, this will be readily apparent to persons skilled in the art.Therefore, within such variation is also all included in protection domain of the present utility model.
Claims (1)
1. a polymerization glue sampling jar, the interior bucket that it is characterized in that polymerization glue sampling jar is placed in outer barrel, there is locating ring Nei Tong bottom, the bottom of outer barrel has automatically and meausring apparatus, locating ring is connected with meausring apparatus coupling with automatic, bung position fixing knob is connected by electromagnetism locking positioning lock with staving position fixing knob, and outer bung is connected by O-ring seal and outer barrel are airtight; Inlet valve is connected with the sample valve of polymeric kettle sample tap, and inert gas replacement valve is connected with the nitrogen valve of low-pressure nitrogen system, and the unidirectional bleed valve of pressure is connected with the atmospheric valve of blowdown system; Digital display program control instrument is connected with polymerization glue sampling jar; Digital display program control instrument is connected with electromagnetism locking positioning lock, and the unidirectional bleed valve of pressure connects discharged to blowdown system; Digital display program control instrument connects inert gas replacement valve, Bonding pressure sensor, temperature control sensor and indifferent gas health check-up sensor in outer barrel, and outer barrel connects digital display program control instrument, the unidirectional bleed valve of pressure and inert gas replacement valve outward; Outer barrel has staving position fixing knob, and outer bung is connected with visual mirror, bung position fixing knob; Pilot connects electromagnetism locking positioning lock and motor, and motor connects inlet valve, and inlet valve connects outer bung.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320416208.2U CN203396619U (en) | 2013-07-12 | 2013-07-12 | Polymeric glue solution sampling tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320416208.2U CN203396619U (en) | 2013-07-12 | 2013-07-12 | Polymeric glue solution sampling tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203396619U true CN203396619U (en) | 2014-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320416208.2U Expired - Fee Related CN203396619U (en) | 2013-07-12 | 2013-07-12 | Polymeric glue solution sampling tank |
Country Status (1)
| Country | Link |
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| CN (1) | CN203396619U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106554441A (en) * | 2015-09-30 | 2017-04-05 | 中国石油化工股份有限公司 | The device and method of bulk propylene polymerization dynamics research |
-
2013
- 2013-07-12 CN CN201320416208.2U patent/CN203396619U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106554441A (en) * | 2015-09-30 | 2017-04-05 | 中国石油化工股份有限公司 | The device and method of bulk propylene polymerization dynamics research |
| CN106554441B (en) * | 2015-09-30 | 2019-12-27 | 中国石油化工股份有限公司 | Device and method for researching propylene bulk polymerization kinetics |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140115 Termination date: 20210712 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |