CN110345086A - A kind of centrifugal pump shunt sampling emptying device - Google Patents
A kind of centrifugal pump shunt sampling emptying device Download PDFInfo
- Publication number
- CN110345086A CN110345086A CN201910700542.2A CN201910700542A CN110345086A CN 110345086 A CN110345086 A CN 110345086A CN 201910700542 A CN201910700542 A CN 201910700542A CN 110345086 A CN110345086 A CN 110345086A
- Authority
- CN
- China
- Prior art keywords
- sampling
- valve
- centrifugal pump
- emptying
- main line
- 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.)
- Pending
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 68
- 239000012530 fluid Substances 0.000 claims abstract description 19
- 239000000523 sample Substances 0.000 claims abstract description 16
- 210000000078 claw Anatomy 0.000 claims description 13
- 239000002699 waste material Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0088—Testing machines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/007—Details, component parts, or accessories especially adapted for liquid pumps
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (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)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Centrifugal Separators (AREA)
Abstract
A kind of centrifugal pump shunt sampling emptying device, belongs to oil field sampling equipment technical field.The present invention solves existing centrifugal pump sampling emptying device inconvenient control uninterrupted in sampling process, and physical strength to operator and the more demanding problem of arm strength.One end of main line and centrifugal pump are affixed, the other end, sampling valve and the emptying ball valve of main line are connected to by threeway to be arranged, the shut-off valve is arranged on main line, the fluid outlet connection of sampling valve is installed with probe tube, the fluid outlet connection of emptying ball valve is installed with blow-down pipe, and the measuring cup bracket is installed between sampling valve and emptying ball valve.
Description
Technical field
The present invention relates to a kind of centrifugal pump shunts to sample emptying device, belongs to oil field sampling equipment technical field.
Background technique
In oilfield process, it is often necessary to chemically examine the trandfer fluid sampling analysis in oil transportation centrifugal pump, to centrifugation
The gas and sludge that fluid is brought into pump housing empty discharge, pump school are improved, to meet the requirement of production technology.The prior art
Used in emptying sampling device be that one ball valve or shut-off valve, emptying sampling are installed in centrifugal pump top export to use a valve control entirely
System, this structure have apparent defect: since ball valve or shut-off valve cannot control uninterrupted well, and sampling requirement is to take
Sample exports small flow, and flow speed stability just can guarantee that sampling is accurate, while ball valve or the easy accumulation greasy filth blocking of cut-off valve chamber are logical
Road influences sampling effect.Also, it is existing in trandfer fluid sampling process, be mostly by operator's hand-held container,
Fluid sample is connect at valve export, but when because of analytical test, to the fluid volume requirement with higher in container, so connecing
When taking fluid sample, also there is certain requirement to the stability of container, and because the installation site of valve is generally lower, if whole
Fluid sample is picked up by man-hour manually hand-held container, the posture that operator needs whole process to squat with semi-crouch or entirely completes sampling, to operation
The physical strength and arm strength of personnel is more demanding, easily causes to sample excessive or very few, waste because arm shakes in sampling process
Manpower and influence sampling efficiency.
Summary of the invention
The present invention is big in order to solve existing centrifugal pump sampling emptying device inconvenient control flow in sampling process
It is small, and physical strength to operator and the more demanding problem of arm strength, and then provide a kind of centrifugal pump shunt sampling and put
Empty device.
Used technical solution is the present invention to solve above-mentioned technical problem:
A kind of centrifugal pump shunt sampling emptying device, it includes centrifugal pump, main line, threeway, shut-off valve, sampling
Valve, emptying ball valve and measuring cup bracket, one end of main line and centrifugal pump are affixed, the other end, sampling valve and the emptying ball of main line
Valve is connected to by threeway to be arranged, and the shut-off valve is arranged on main line, and the fluid outlet connection of sampling valve is installed with sampling
Pipe, the fluid outlet connection for being vented ball valve are installed with blow-down pipe, the measuring cup bracket be installed in sampling valve and emptying ball valve it
Between.
Further, the measuring cup bracket includes the first positioning plate, the second positioning plate, bottom plate and holding claw, the holding claw position
It is connected above bottom plate and between holding claw and threeway by the first positioning plate, the floor level is arranged and between bottom plate and threeway
It is affixed by the second positioning plate, it is affixed by locating rod between two positioning plates.
Further, the holding claw includes two arc pawls being oppositely arranged, one end of close threeway on each arc pawl
Portion is rotatablely connected with the first positioning plate in the horizontal direction, and two arc pawls pass through spring close to the one end of the first positioning plate
Connection.
Further, waste liquid pool is provided with below blow-down pipe.
Further, main line includes standpipe, transverse tube and the elbow bend being fixedly communicated between standpipe and transverse tube, standpipe
Bottom end be fixedly communicated with centrifugal pump, one end and the threeway of transverse tube are fixedly communicated.
The present invention has the effect that compared with prior art
The application is sampled and is vented according to centrifugal pump and requires the difference of flow flow processes, by sampling valve and emptying ball valve
It is separately provided, it can be achieved that individually sampling and individually emptying, sampling and emptying are non-interference, and then meet production technology to taking
The requirement of sample emptying, disassembling operations are simple, and it is accurate convenient to sample.
By the way that measuring cup bracket is arranged, measuring cup is placed on measuring cup bracket in sampling, is sampled without man-hour manually hand-held measuring cup,
While reducing sampling difficulty, guarantee measuring cup held stationary in sampling process.
Detailed description of the invention
Fig. 1 is the schematic front view of the application；
Fig. 2 is the elevational schematic view of measuring cup bracket；
Fig. 3 is the schematic top plan view of measuring cup bracket (the second positioning plate and bottom plate are not shown).
Specific embodiment
Specific embodiment 1: illustrating present embodiment, a kind of centrifugal pump shunt sampling emptying dress in conjunction with Fig. 1~3
It sets, it includes centrifugal pump 1, main line 2, threeway 3, shut-off valve 4, sampling valve 5, is vented ball valve 6 and measuring cup bracket 7, main line 2
One end and centrifugal pump 1 are affixed, and the other end, sampling valve 5 and the emptying ball valve 6 of main line 2 are arranged by the connection of threeway 3, and described section
Only valve 4 is arranged on main line 2, and the fluid outlet connection of sampling valve 5 is installed with probe tube 8, is vented the fluid outlet of ball valve 6
Place's connection is installed with blow-down pipe 9, and the measuring cup bracket 7 is installed between sampling valve 5 and emptying ball valve 6.The main line 2 be from
1 top export pipeline of heart pump.Being vented ball valve 6 is that high-voltage high-speed is vented ball valve.Waste liquid pool 11 is set below blow-down pipe 9.It is described to take
Sample valve 5, shut-off valve 4, main line 2, waste liquid pool 11, emptying ball valve 6 and threeway 3 are stainless steel material.1 top of centrifugal pump is cut
Only valve 4 is master control valve, and when production closes, opening when being vented or sample, and fluid passes through main line 2 and threeway 3, arrival sampling valve
5 and emptying ball valve 6, when sampling, sampling valve 5 is opened, fluid is flowed out from the sample tap of sampling valve 5, control sampling；It is opened when emptying
It is vented ball valve 6, fluid flows to waste liquid pool 11 through blow-down pipe 9, realizes emptying operation.
The application is sampled and is vented according to centrifugal pump 1 and requires the difference of flow flow processes, by sampling valve 5 and emptying ball
Valve 6 is separately provided, it can be achieved that individually sampling and being individually vented, sampling and emptying are non-interference, and then meet production technology
Requirement to sampling emptying, disassembling operations are simple, and it is accurate convenient to sample.More valve controls are but also sampling is more pacified with emptying manipulation
It is complete reliable.When sampling, convenient for controlling the uninterrupted of sampled fluid, guarantee flow speed stability, so that sampling is more accurate；Emptying
When, it can be achieved that high-speed switch, large aperture emptying.
By the way that measuring cup bracket 7 is arranged, measuring cup 10 is placed on measuring cup bracket 7 in sampling, is not necessarily to man-hour manually hand-held measuring cup
10 samplings guarantee 10 held stationary of measuring cup in sampling process while reducing sampling difficulty.
The application detachable maintaining is very convenient, easy to operate, and it is accurate convenient to sample, and it is obvious to improve working efficiency.
The measuring cup bracket 7 includes the first positioning plate 7-1, the second positioning plate 7-2, bottom plate 7-3 and holding claw 7-4, and described armful
Pawl 7-4 is located above bottom plate 7-3 and between holding claw 7-4 and threeway 3 by the first positioning plate 7-1 connection, and the bottom plate 7-3 is horizontal
It is arranged and affixed by the second positioning plate 7-2 between bottom plate 7-3 and threeway 3, it is solid by locating rod 7-5 between two positioning plates
It connects.Measuring cup 10 is placed on bottom plate 7-3 when sampling, and horizontal direction is positioned by holding claw 7-4, guarantees measuring cup 10 in sampling process
It is steady.First positioning plate 7-1 and the second positioning plate 7-2 is elongated plates, and is successively sleeved in threeway 3 from top to bottom.
The holding claw 7-4 includes on two arc the pawl 7-41, each arc pawl 7-41 being oppositely arranged close to the one of threeway 3
End is rotatablely connected with the first positioning plate 7-1 in the horizontal direction, and two arc pawl 7-41 are close to the one of the first positioning plate 7-1
End is connected by spring 7-42.When measuring cup 10 is placed on bottom plate 7-3, holding claw 7-4 is opened, and measuring cup 10 is placed steadily
Afterwards, by the effect of spring 7-42, two arc pawl 7-41 is pulled inwardly to tighten, holds measuring cup 10, to prevent measuring cup 10 from occurring
The displacement of horizontal direction.
Waste liquid pool 11 is provided with below blow-down pipe 9.
Main line 2 includes standpipe 2-1, transverse tube 2-2 and the elbow bend being fixedly communicated between standpipe 2-1 and transverse tube 2-2
The bottom end of 2-3, standpipe 2-1 are fixedly communicated with centrifugal pump 1, and one end and the threeway 3 of transverse tube 2-2 is fixedly communicated.
Sampling valve 5 is the cone sealing stop valve without cavity, effectively prevents greasy filth in 5 chamber internal deposition of sampling valve, from
And avoid the problem of the blocking of sampling valve 5 and sampling inaccuracy.Conical surface opening size can control to control sampled fluid when sampling
Uninterrupted, guarantee flow speed stability, sampling is accurate.
Claims (5)
1. a kind of centrifugal pump samples emptying device with shunt, it is characterised in that: it includes centrifugal pump (1), main line (2), three
Logical (3), shut-off valve (4), sampling valve (5), emptying ball valve (6) and measuring cup bracket (7), one end and centrifugal pump (1) of main line (2)
Affixed, the other end, sampling valve (5) and emptying ball valve (6) of main line (2) pass through threeway (3) connection setting, the shut-off valve
(4) it is arranged on main line (2), the fluid outlet connection of sampling valve (5) is installed with probe tube (8), is vented the stream of ball valve (6)
The connection of body exit is installed with blow-down pipe (9), and the measuring cup bracket (7) is installed between sampling valve (5) and emptying ball valve (6).
2. a kind of centrifugal pump according to claim 1 samples emptying device with shunt, it is characterised in that: the measuring cup branch
Frame (7) includes the first positioning plate (7-1), the second positioning plate (7-2), bottom plate (7-3) and holding claw (7-4), holding claw (7-4) position
It is connect above bottom plate (7-3) and by the first positioning plate (7-1) between holding claw (7-4) and threeway (3), the bottom plate (7-3)
It is horizontally disposed and affixed by the second positioning plate (7-2) between bottom plate (7-3) and threeway (3), by fixed between two positioning plates
Position bar (7-5) is affixed.
3. a kind of centrifugal pump according to claim 2 samples emptying device with shunt, it is characterised in that: the holding claw
(7-4) includes two arc pawls (7-41) being oppositely arranged, on each arc pawl (7-41) close to threeway (3) one end with
First positioning plate (7-1) is rotatablely connected in the horizontal direction, and two arc pawls (7-41) are close to the one end of the first positioning plate (7-1)
Portion is connected by spring (7-42).
4. a kind of centrifugal pump according to claim 1,2 or 3 samples emptying device with shunt, it is characterised in that: emptying
Waste liquid pool (11) are provided with below pipe (9).
5. a kind of centrifugal pump according to claim 4 samples emptying device with shunt, it is characterised in that: main line (2)
Including standpipe (2-1), transverse tube (2-2) and the elbow bend (2-3) being fixedly communicated between standpipe (2-1) and transverse tube (2-2), stand
The bottom end of pipe (2-1) is fixedly communicated with centrifugal pump (1), and one end and the threeway (3) of transverse tube (2-2) are fixedly communicated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910700542.2A CN110345086A (en) | 2019-07-31 | 2019-07-31 | A kind of centrifugal pump shunt sampling emptying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910700542.2A CN110345086A (en) | 2019-07-31 | 2019-07-31 | A kind of centrifugal pump shunt sampling emptying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110345086A true CN110345086A (en) | 2019-10-18 |
Family
ID=68183441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910700542.2A Pending CN110345086A (en) | 2019-07-31 | 2019-07-31 | A kind of centrifugal pump shunt sampling emptying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110345086A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202485940U (en) * | 2012-03-02 | 2012-10-10 | 山西省电力公司电力科学研究院 | Oil sampling device for transformer |
| CN205352756U (en) * | 2016-01-22 | 2016-06-29 | 镇江市环境监测中心站 | Water sample collection ware |
| CN108195639A (en) * | 2017-11-24 | 2018-06-22 | 国网北京市电力公司 | Sulfur hexafluoride sampler |
| CN207570833U (en) * | 2017-12-13 | 2018-07-03 | 广东电网有限责任公司韶关供电局 | A kind of voltage current transformer draws oil sample fixed clip |
| CN209115101U (en) * | 2018-10-29 | 2019-07-16 | 天津天帮伟业机械加工有限公司 | A kind of oil pipeline environmental protection sample cock |
| CN210397162U (en) * | 2019-07-31 | 2020-04-24 | 大庆仁满源科技开发有限公司 | Split-flow type sampling emptying device for centrifugal pump |
-
2019
- 2019-07-31 CN CN201910700542.2A patent/CN110345086A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202485940U (en) * | 2012-03-02 | 2012-10-10 | 山西省电力公司电力科学研究院 | Oil sampling device for transformer |
| CN205352756U (en) * | 2016-01-22 | 2016-06-29 | 镇江市环境监测中心站 | Water sample collection ware |
| CN108195639A (en) * | 2017-11-24 | 2018-06-22 | 国网北京市电力公司 | Sulfur hexafluoride sampler |
| CN207570833U (en) * | 2017-12-13 | 2018-07-03 | 广东电网有限责任公司韶关供电局 | A kind of voltage current transformer draws oil sample fixed clip |
| CN209115101U (en) * | 2018-10-29 | 2019-07-16 | 天津天帮伟业机械加工有限公司 | A kind of oil pipeline environmental protection sample cock |
| CN210397162U (en) * | 2019-07-31 | 2020-04-24 | 大庆仁满源科技开发有限公司 | Split-flow type sampling emptying device for centrifugal pump |
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