CN105465378B - A kind of high temperature strong corrosion liquid on-line sampler - Google Patents
A kind of high temperature strong corrosion liquid on-line sampler Download PDFInfo
- Publication number
- CN105465378B CN105465378B CN201511004215.1A CN201511004215A CN105465378B CN 105465378 B CN105465378 B CN 105465378B CN 201511004215 A CN201511004215 A CN 201511004215A CN 105465378 B CN105465378 B CN 105465378B
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- Prior art keywords
- valve body
- valve rod
- snap ring
- connecting tube
- valve
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/02—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with screw-spindle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
- F16K1/38—Valve members of conical shape
- F16K1/385—Valve members of conical shape contacting in the closed position, over a substantial axial length, a seat surface having the same inclination
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0254—Construction of housing; Use of materials therefor of lift valves with conical shaped valve members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K41/00—Spindle sealings
- F16K41/10—Spindle sealings with diaphragm, e.g. shaped as bellows or tube
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
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- General Engineering & Computer Science (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Hydrology & Water Resources (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The present invention relates to a kind of high temperature strong corrosion liquid on-line samplers, belong to for chemicals detection field.On-line period device of the invention, including valve body, upper snap ring, lower snap ring, valve rod, handwheel, sealing shroud；The middle part of valve body is the main pipe of tubular structure, and supervisor's body sidewall of valve body is extended with valve rod connecting tube and sampling bottle connecting tube positioned at same axis to two sides respectively；The valve rod upper end of connecting tube of valve body is sealed by upper snap ring and lower snap ring bolt presses, and valve rod lower end passes through the valve rod connecting tube of valve body and the liquid outlet of sampling bottle upper end of connecting tube to just；Rotation hand wheel regulating valve stem lower end and liquid outlet open and close.On-line period device of the invention may be implemented to deep-etching liquid in condition of high temperature direct sample, and sampling operation is convenient, guarantee material in corresponding time composition authenticity；Non- sampling state reliably seals.
Description
Technical field
The present invention relates to a kind of high temperature strong corrosion liquid on-line samplers, belong to for chemicals detection field.
Background technique
In the processing technology of the high temperature strong corrosions liquid such as sulfuric acid inspissation, high temperature nitrification, nitration mixture separation or cone nitric acid,
It asks the ingredient of liquid output in on-line analysis process pipeline whether qualified, need to draw interface in pipeline in this way and connects sampling
Device.Temperature in above-mentioned high temperature strong corrosion liquid process in pipeline is higher, and working solution is extremely corrosive, conventionally employed plastic lining
In valve sampler, be not easy to observe valve inner；And because high temperature lining can soften delamination, seal bellows softening is let out
Leakage, while sampling bottle non-refractory impacts.In the past can only by heat material first cool after, then by bivalve sample or
Common sampler sampling.For a long time due to cooling requirement, serious lag is sampled, the delay of Physical Property Analysis result influences technique
The timely adjustment of parameter；Bivalve sampling pipe has dead angle, for the sample for getting requirement, need to first replace pipeline, the material ejected
It can only outwell；For common sampling bottle intolerant to cooling thermal impact, ordinary stoppers are easy to fall off, and the people with protective gloves holds smooth circle sampling
Bottle is easily slipped out of the hand.
Summary of the invention
The purpose of the present invention is to solve the problem of on-line period difficulty in conventional high-temperature deep-etching liquid processing technology,
And provide a kind of high temperature strong corrosion liquid on-line sampler.
The purpose of the present invention is what is be achieved through the following technical solutions:
A kind of high temperature strong corrosion liquid on-line sampler of the invention, including valve body, upper snap ring, lower snap ring, valve rod, hand
Wheel, clamping screw, nut, sealing shroud, circlip；
Valve body is process by quartz glass, and the middle part of valve body is the main pipe of tubular structure, the main pipe both ends of valve body
It is machined with the external screw thread connecting with process pipeline, supervisor's body sidewall of valve body is extended with the valve positioned at same axis to two sides respectively
Bar connecting tube and sampling bottle connecting tube；The inner hole of valve rod connecting tube is connected to supervisor's intracoelomic cavity of valve body, valve rod connecting tube it is upper
Port part outer extends outward detent platform, and edge is machined with sealing shroud mounting groove in the upper end oral area of valve rod connecting tube；Sampling bottle
The inner hole of connecting tube is not connected to supervisor's intracoelomic cavity of valve body, and supervisor's body sidewall of valve body is located at sampling bottle connecting tube and is provided with
Back taper liquid outlet；
Lower snap ring inner ring upper end is machined with back-up ring mounting groove, is axially provided with connecting hole on the anchor ring of lower snap ring；
Upper snap ring inner ring is machined with internal screw thread, is axially provided with connecting hole on the anchor ring of upper snap ring；
The lower end of valve rod is processed as being responsible for the conical section that shape matches in body sidewall back taper liquid outlet, valve with valve body
The upper end side wall of bar is threaded section, the fixed handwheel in the upper end end of valve rod；
Lower snap ring is socketed in the valve rod connecting tube of valve body, circlip is packed into lower snap ring back-up ring mounting groove, under making
Snap ring by circlip upwards with the valve rod upper end of connecting tube detent decometer position of valve body；Block in the thread segment connection of valve rod upper end
The lower end of ring, valve rod passes through the valve rod connecting tube of valve body and is inserted into supervisor's intracoelomic cavity of valve body, the taper of the lower end of valve rod
Section is responsible for the back taper liquid outlet of body sidewall to just with valve body；The sealing shroud installation on edge in the valve rod upper end of connecting tube oral area of valve body
Slot is packed into sealing shroud；By clamping screw and nut check between upper snap ring and lower snap ring, on clamping screw upper end and upper snap ring
Washer is placed between end face, and is socketed spring on the clamping screw between lower end nut and lower snap ring lower end surface, makes upper snap ring
Downward compression seal set realizes the valve rod upper end of connecting tube sealing of valve body；Under non-sampling state, the taper of the lower end of valve rod
In the back taper liquid outlet of section insertion valve body supervisor's body sidewall.
The on-line period device further includes being process sampling bottle using quartz glass, and sampling bottle upper end and valve body take
Sample bottle connecting tube lower thread connects, and is carved with volume markings on the bottle body of sampling bottle, passes through sampling bottle collection work liquid.
The valve rod is that the silica glass material of external sheath soluble poly tetrafluoroethene is process.
Sealing shroud is that soluble polytetrafluoroethylene material is process.
Under non-sampling state, by rotation hand wheel, valve rod is made to move downwardly to the conical section insertion of the lower end of valve rod
Valve body is responsible in the back taper liquid outlet of body sidewall, and the sealing of sampler upper and lower ends does not influence working solution in process pipeline
Conveying.When needing to sample, by rotation hand wheel, the conical section for making valve rod move up to the lower end of valve rod is detached from valve body
Be responsible for body sidewall back taper liquid outlet, flow through valve body be responsible for intracorporal working solution along valve body supervisor body sidewall back taper go out
Liquid mouth flows to sampling bottle, completes on-line period.
Beneficial effect
On-line period device of the invention may be implemented to deep-etching liquid in condition of high temperature direct sample, sampling operation side
Just, guarantee material in corresponding time composition authenticity；Non- sampling state reliably seals, and transparent material facilitates observation when sampling.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of on-line period device of the present invention；
In figure, 1- handwheel；2- clamping screw；3- washer；4- upper snap ring；5- sealing shroud；6- circlip；7- spring；8-
Nut；Snap ring under 9-；10- valve rod；11- valve body.
Specific embodiment
The contents of the present invention are further described with reference to the accompanying drawings and examples.
Embodiment
A kind of high temperature strong corrosion liquid on-line sampler of the invention, as shown in Figure 1, include valve body 11, upper snap ring 4,
Lower snap ring 9, valve rod 10, handwheel 1, clamping screw 2, nut 8, sealing shroud 5, circlip 6；
Valve body 11 is process by quartz glass, and the middle part of valve body 11 is the main pipe of tubular structure, the supervisor of valve body 11
Body both ends are machined with the external screw thread connecting with process pipeline, and supervisor's body sidewall of valve body 11 is extended with to two sides positioned at same respectively
The valve rod connecting tube and sampling bottle connecting tube of axis；The inner hole of valve rod connecting tube is connected to supervisor's intracoelomic cavity of valve body 11, valve rod
The upper end oral area outer of connecting tube extends outward detent platform, and edge is machined with sealing shroud installation in the upper end oral area of valve rod connecting tube
Slot；The inner hole of sampling bottle connecting tube is not connected to supervisor's intracoelomic cavity of valve body 11, and supervisor's body sidewall of valve body 11 is located at sampling
Back taper liquid outlet is provided at bottle connecting tube；
Lower 9 inner ring upper end of snap ring is machined with back-up ring mounting groove, is axially provided with connecting hole on the anchor ring of lower snap ring 9；
4 inner ring of upper snap ring is machined with internal screw thread, is axially provided with connecting hole on the anchor ring of upper snap ring 4；
The lower end of valve rod 10 is processed as being responsible for the taper that shape matches in body sidewall back taper liquid outlet with valve body 11
Section, the upper end side wall of valve rod 10 are threaded section, the fixed handwheel 1 in the upper end end of valve rod 10；
Lower snap ring 9 is socketed in the valve rod connecting tube of valve body 11, and circlip 6 is packed into lower 9 back-up ring mounting groove of snap ring,
Make lower snap ring 9 by circlip 6 upwards with the valve rod upper end of connecting tube detent decometer position of valve body 11；The screw thread of 10 upper end of valve rod
Section connection upper snap ring 4, the lower end of valve rod 10 pass through the valve rod connecting tube of valve body 11 and are inserted into supervisor's intracoelomic cavity of valve body 11, valve rod
The conical section and valve body 11 of 10 lower end are responsible for the back taper liquid outlet of body sidewall to just；In the valve rod connecting tube of valve body 11
The sealing shroud mounting groove on edge is packed into sealing shroud 5 in port part；Pass through clamping screw 2 and nut 8 between upper snap ring 4 and lower snap ring 9
Locking, places washer 3 between 4 upper surface of 2 upper end of clamping screw and upper snap ring, and lower end nut and lower 9 lower end surface of snap ring it
Between clamping screw 2 on be socketed spring 7, make the downward compression seal of upper snap ring 4 cover 5, realize valve body 11 valve rod upper end of connecting tube
Sealing；Under non-sampling state, the conical section insertion valve body 11 of the lower end of valve rod 10 is responsible for the back taper liquid outlet of body sidewall
It is interior.
The on-line period device further includes being process sampling bottle 12,12 upper end of sampling bottle and valve body using quartz glass
11 sampling bottle connecting tube lower thread connects, and is carved with volume markings on the bottle body of sampling bottle 12, passes through sampling bottle 12 and collects work
Make liquid.
The valve rod 10 is that the silica glass material of external sheath soluble poly tetrafluoroethene is process.
Sealing shroud 5 is that soluble polytetrafluoroethylene material is process.
Under non-sampling state, by rotation hand wheel 1, valve rod 10 is made to move downwardly to the conical section of the lower end of valve rod 10
It is inserted into valve body 11 to be responsible in the back taper liquid outlet of body sidewall, the sealing of sampler upper and lower ends does not influence work in process pipeline
Make the conveying of liquid.When needing to sample, by rotation hand wheel 1, valve rod 10 is made to move up to the cone of the lower end of valve rod 10
Shape section is detached from the back taper liquid outlet that valve body 11 is responsible for body sidewall, flows through valve body 11 and is responsible for intracorporal working solution along the master of valve body 11
The back taper liquid outlet of tube wall flows to sampling bottle 12, completes on-line period.
Claims (3)
1. a kind of high temperature strong corrosion liquid on-line sampler, it is characterized in that: including valve body, upper snap ring, lower snap ring, valve rod, hand
Wheel, clamping screw, nut, sealing shroud, circlip；
Valve body is process by quartz glass, and the middle part of valve body is the main pipe of tubular structure, the main pipe both ends processing of valve body
There is the external screw thread connecting with process pipeline, supervisor's body sidewall of valve body is extended with the valve rod company positioned at same axis to two sides respectively
Adapter tube and sampling bottle connecting tube；The inner hole of valve rod connecting tube is connected to supervisor's intracoelomic cavity of valve body, the upper port of valve rod connecting tube
Portion outer extends outward detent platform, and edge is machined with sealing shroud mounting groove in the upper end oral area of valve rod connecting tube；Sampling bottle connection
The inner hole of pipe is not connected to supervisor's intracoelomic cavity of valve body, and supervisor's body sidewall of valve body is located at sampling bottle connecting tube and is provided with back taper
Shape liquid outlet；
Lower snap ring inner ring upper end is machined with back-up ring mounting groove, is axially provided with connecting hole on the anchor ring of lower snap ring；
Upper snap ring inner ring is machined with internal screw thread, is axially provided with connecting hole on the anchor ring of upper snap ring；
The lower end of valve rod is processed as being responsible for the conical section that shape matches in body sidewall back taper liquid outlet with valve body, valve rod
Upper end side wall is threaded section, the fixed handwheel in the upper end end of valve rod；
Lower snap ring is socketed in the valve rod connecting tube of valve body, is packed into circlip in lower snap ring back-up ring mounting groove, is made lower snap ring
By circlip upwards with the valve rod upper end of connecting tube detent decometer position of valve body；The thread segment of valve rod upper end connects upper snap ring,
The lower end of valve rod passes through the valve rod connecting tube of valve body and is inserted into supervisor's intracoelomic cavity of valve body, the conical section of the lower end of valve rod with
Valve body is responsible for the back taper liquid outlet of body sidewall to just；The sealing shroud mounting groove dress on edge in the valve rod upper end of connecting tube oral area of valve body
Enter sealing shroud；By clamping screw and nut check between upper snap ring and lower snap ring, make the downward compression seal set of upper snap ring, realizes
The valve rod upper end of connecting tube of valve body seals；Under non-sampling state, the conical section insertion valve body of the lower end of valve rod is responsible for side
In the back taper liquid outlet of wall；
Washer is placed between clamping screw upper end and upper snap ring upper surface, and the lock between lower end nut and lower snap ring lower end surface
Spring is socketed on tight bolt；
The on-line period device further includes being process sampling bottle, the sampling bottle of sampling bottle upper end and valve body using quartz glass
Connecting tube lower thread connects, and is carved with volume markings on the bottle body of sampling bottle.
2. a kind of high temperature strong corrosion liquid on-line sampler as described in claim 1, it is characterized in that: the valve rod is outer layer
The silica glass material of cladding soluble poly tetrafluoroethene is process.
3. a kind of high temperature strong corrosion liquid on-line sampler as described in claim 1, it is characterized in that: sealing shroud is solubility
Polytetrafluoroethylene material is process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511004215.1A CN105465378B (en) | 2015-12-30 | 2015-12-30 | A kind of high temperature strong corrosion liquid on-line sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511004215.1A CN105465378B (en) | 2015-12-30 | 2015-12-30 | A kind of high temperature strong corrosion liquid on-line sampler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105465378A CN105465378A (en) | 2016-04-06 |
| CN105465378B true CN105465378B (en) | 2019-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511004215.1A Active CN105465378B (en) | 2015-12-30 | 2015-12-30 | A kind of high temperature strong corrosion liquid on-line sampler |
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| CN (1) | CN105465378B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106382375A (en) * | 2016-11-22 | 2017-02-08 | 上海市特种设备监督检验技术研究院 | Heat-insulating jacket valve for online sampling of fluid pipeline medium |
| CN110017388A (en) * | 2018-04-26 | 2019-07-16 | 上海磐合科学仪器股份有限公司 | A kind of fluid analysis glass integral valve |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19735586C1 (en) * | 1997-08-16 | 1998-12-24 | Email Cover R Scholz Gmbh | Widely-applicable sampling valve resisting extremely aggressive conditions |
| RU2307275C2 (en) * | 2005-05-20 | 2007-09-27 | Ильдар Зафирович Денисламов | Sampler-valve for pipeline |
| CN102094988B (en) * | 2010-12-09 | 2012-05-16 | 无锡市亚迪流体控制技术有限公司 | Parallel gate valve |
| CN202284657U (en) * | 2011-05-27 | 2012-06-27 | 崔坤华 | Closed type quantitative sampling valve |
| CN102620951B (en) * | 2012-04-26 | 2014-07-16 | 杨志明 | Petroleum liquid transparent glass sampler and sampling method thereof |
| CN203162319U (en) * | 2013-04-02 | 2013-08-28 | 宣达实业集团有限公司 | On-line sampling valve |
| CN104677688A (en) * | 2015-03-19 | 2015-06-03 | 山东钢铁股份有限公司 | Low-temperature crystalline material online-sampling device |
| CN205534260U (en) * | 2015-12-30 | 2016-08-31 | 辽宁庆阳特种化工有限公司 | High temperature corrodes online sampling device of liquid by force |
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- 2015-12-30 CN CN201511004215.1A patent/CN105465378B/en active Active
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| CN105465378A (en) | 2016-04-06 |
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