CN111912670A - Pipeline detection sampling valve - Google Patents
Pipeline detection sampling valve Download PDFInfo
- Publication number
- CN111912670A CN111912670A CN202010582035.6A CN202010582035A CN111912670A CN 111912670 A CN111912670 A CN 111912670A CN 202010582035 A CN202010582035 A CN 202010582035A CN 111912670 A CN111912670 A CN 111912670A
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- China
- Prior art keywords
- pipeline
- sampling valve
- sleeve
- outlet pipe
- valve body
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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
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a pipeline detection sampling valve, which relates to the field of pipeline sampling valves and comprises a sampling valve body, wherein the sampling valve body is rotationally connected to a pipeline and used for extracting liquid in the pipeline; the liquid outlet pipe is fixedly connected to the surface of the sampling valve body and is communicated with the sampling valve body; the dustproof assembly is arranged outside the liquid outlet pipe and prevents the liquid outlet pipe from being polluted. The problem of current sample valve when using, often need one hand to hold the section of thick bamboo wall of sample valve, the handle that the other hand held the rear end outwards pulls out, outwards pulls inside case and follow the suction tube and inhale the sample liquid is solved.
Description
Technical Field
The invention relates to the field of pipeline sampling valves, in particular to a pipeline detection sampling valve.
Background
Sampling valves are valves used for obtaining media samples in pipelines or equipment, and special sampling valves are often used in many occasions where chemical analysis is frequently required on the media samples. According to the working principle or different performances during sampling, the sampling valve mainly comprises a duplex opening valve, a flange clamping piece valve and a sampling valve with a heat-preservation clamping sleeve. When the existing sampling valve is used, one hand is often required to hold the cylinder wall of the sampling valve, the other hand is used to hold the handle at the rear end and pull the handle outwards, so that the inner valve core is pulled outwards and sampling liquid is sucked from the liquid taking pipe. The structure of the existing sampling valve makes the liquid taking process complicated and laborious, so that a sampling valve convenient for sampling is necessary to solve the problems.
Disclosure of Invention
The invention aims to provide a pipeline detection sampling valve, which solves the problem that the existing sampling valve in the background art is required to hold the cylinder wall of the sampling valve with one hand and pull out the handle at the rear end with the other hand to pull an internal valve core outwards and suck sampling liquid from a liquid taking tube when in use.
A pipeline detection sampling valve comprises
The sampling valve body is rotatably connected to the pipeline and used for extracting liquid in the pipeline;
the liquid outlet pipe is fixedly connected to the surface of the sampling valve body and is communicated with the sampling valve body;
the dustproof assembly is arranged outside the liquid outlet pipe and prevents the liquid outlet pipe from being polluted.
As an embodiment of the invention, the liquid outlet pipe is obliquely arranged.
As an embodiment of the invention, the sampling valve body comprises
The sleeve is communicated with the liquid outlet pipe;
the front end of the sleeve is connected with the connecting port, and the connecting port is connected with a pipeline and pumps water from the pipeline;
the plunger is connected with the inner wall of the sleeve in a sliding manner to extract liquid in the pipeline;
the plunger rod is rotationally connected to one side face of the plunger;
the sealing cover is connected to the rear end of the sleeve, and the plunger rod is in threaded connection with the sealing cover.
As an embodiment of the invention, a turntable is fixedly connected to the outer end of the plunger rod.
As an embodiment of the invention, the front end of the sleeve is provided with an annular groove, and the connecting port is connected with an annular plate at one end of the sleeve, and the annular plate is rotatably connected with the annular groove.
As an embodiment of the present invention, the dust-proof assembly includes
One end of the dustproof cover is hinged with the outer surface of the sleeve, and the other end of the dustproof cover is provided with a buckle in an outward protruding mode;
the clamping groove is formed in the outer surface of the sleeve, and the buckle is connected with the clamping groove in a matched mode.
As an embodiment of the invention, the dust-proof assembly further comprises
The fixed block is fixedly arranged on the outer surface of the sleeve, and a hollow cavity is arranged in the middle of the fixed block;
the positioning pin penetrates through the middle of the fixing block in a sliding mode, a positioning hole is formed in the outer surface of the dustproof cover, and the positioning pin is matched with the positioning hole;
the limiting plate is fixed in the middle of the positioning pin and is in sliding connection with the hollow cavity;
and the spring is used for connecting the positioning pin and the hollow cavity.
The invention has the beneficial effects that: this body coupling of sample valve carries out the sample of liquid on the pipeline after, and the sample is accomplished the back, through the position of rotating the sample valve body, adjusts the position of drain pipe, with the position adjustment of drain pipe to correct position after, can pour this internal sample liquid of sample valve from the drain pipe. In the sampling process, the rotating disc rotates to drive the plunger rod to rotate synchronously, the plunger rod is connected with the sealing cover in a rotating mode, the plunger rod moves in the sealing cover in a reciprocating mode in the rotating process and is pulled to move synchronously, the plunger rod extracts liquid in the pipeline in the backward moving process, and the sample is taken out from the sleeve to be detected. The connector connection is on the pipeline, through the sample valve body to the inside liquid sample of pipeline, the back is accomplished in the sample, need take out the inside liquid of sample valve body, rotate with the ring channel through this structure annular plate and be connected, can carry out slow rotation to the sleeve pipe, the position of adjustment drain pipe, rotate the position of drain pipe to the below, the drain pipe can be followed to the liquid in the sleeve pipe and flowed, the drain pipe outflow of the more liquid of being convenient for of the drain pipe that the slope set up, and the velocity of flow also can not be too fast.
Drawings
FIG. 1 is a front view of a pipeline inspection sampling valve according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is a front view of another embodiment of a pipeline inspection sampling valve according to an embodiment of the present invention;
fig. 4 is a top view of a pipeline inspecting sampling valve fixing block according to an embodiment of the present invention.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples, which are provided for illustrating the present invention but are not intended to limit the scope of the present invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in FIGS. 1 to 4, a pipeline inspecting and sampling valve comprises
The sampling valve body is rotatably connected to the pipeline and used for extracting liquid in the pipeline;
the liquid outlet pipe 6 is fixedly connected to the surface of the sampling valve body, and is communicated with the sampling valve body;
the dustproof assembly is arranged outside the liquid outlet pipe 6 and prevents the liquid outlet pipe 6 from being polluted.
This body coupling of sample valve carries out the sample of liquid on the pipeline after, and the sample is accomplished the back, through the position of rotating the sample valve body, adjusts the position of drain pipe 6, with the position adjustment of drain pipe 6 to the exact position after, can pour this internal sample liquid of sample valve from drain pipe 6.
The liquid outlet pipe 6 is obliquely arranged.
The sampling valve body comprises
The sleeve 1 is communicated with the liquid outlet pipe 6;
the front end of the sleeve 1 is connected with the connecting port 4, and the connecting port 4 is connected with a pipeline and pumps water from the pipeline;
the plunger 71, the said plunger 71 is connected with inner wall of the thimble 1 slidably, carry on the liquid extraction in the pipeline;
the plunger rod 73 is rotatably connected to one side face of the plunger 71;
a sealing cover 8, wherein the sealing cover 8 is connected at the rear end of the sleeve 1, and the plunger rod 71 is in threaded connection with the sealing cover 8.
A dial 74 is fixedly connected to the outer end of the plunger rod 73.
In the sampling process, the rotating disc 74 rotates to drive the plunger rod 73 to synchronously rotate, the plunger rod 73 is rotationally connected with the sealing cover 8, the plunger rod 73 reciprocates in the sealing cover 8 in the rotating process and pulls the plunger 71 to synchronously move, and the plunger 71 draws out liquid in the pipeline in the backward moving process, and a sample is taken out from the sleeve 1 for detection.
The front end of the sleeve 1 is provided with an annular groove, one end of the connecting port 4, which is positioned on the sleeve 1, is connected with an annular plate 5, and the annular plate 5 is rotationally connected with the annular groove.
Connector 4 connects on the pipeline, through the sample valve body to the inside liquid sample of pipeline, the back is accomplished in the sample, need take out the inside liquid of sample valve body, rotate with the ring channel through this structure annular plate 5 and be connected, can carry out slow rotation to sleeve pipe 1, adjust drain pipe 6's position, rotate the below with drain pipe 6's position, liquid in the sleeve pipe 1 can follow drain pipe 6 and flow, the drain pipe 6 that the slope set up is more convenient for the outflow of liquid, and the velocity of flow also can not be too fast.
The dustproof assembly comprises
One end of the dustproof cover 3 is hinged with the outer surface of the sleeve 1, and the other end of the dustproof cover 3 is provided with a buckle 31 in an outward protruding mode;
the clamping groove 11 is formed in the outer surface of the sleeve 1, and the buckle 31 is connected with the clamping groove 11 in a matched mode.
Sampling valve need keep drain pipe 6 clean under the condition of inoperative, otherwise can receive external influence, through this device, can protect drain pipe 6, under the condition that needs were taken a sample, the staff presses shield 3, buckle 31 and draw-in groove 11 separation can open shield 3 and can take a sample.
The dustproof component also comprises
The fixing block 35 is fixedly arranged on the outer surface of the sleeve 1, and a hollow cavity 351 is arranged in the middle of the fixing block 35;
the positioning pin 36 is slidably arranged in the middle of the fixing block 35, a positioning hole 33 is formed in the outer surface of the dustproof cover 3, and the positioning pin 36 is matched with the positioning hole 33;
the limiting plate 361 is fixed in the middle of the positioning pin 36, and the limiting plate 361 is in sliding connection with the hollow cavity 351;
and the spring 37 is used for connecting the positioning pin 36 and the hollow cavity 351.
The specific working principle and steps are as follows: this body coupling of sample valve carries out the sample of liquid on the pipeline after, and the sample is accomplished the back, through the position of rotating the sample valve body, adjusts the position of drain pipe 6, with the position adjustment of drain pipe 6 to the exact position after, can pour this internal sample liquid of sample valve from drain pipe 6. In the sampling process, the rotating disc 74 rotates to drive the plunger rod 73 to synchronously rotate, the plunger rod 73 is rotationally connected with the sealing cover 8, the plunger rod 73 reciprocates in the sealing cover 8 in the rotating process and pulls the plunger 71 to synchronously move, and the plunger 71 draws out liquid in the pipeline in the backward moving process, and a sample is taken out from the sleeve 1 for detection. Connector 4 connects on the pipeline, through the sample valve body to the inside liquid sample of pipeline, the back is accomplished in the sample, need take out the inside liquid of sample valve body, rotate with the ring channel through this structure annular plate 5 and be connected, can carry out slow rotation to sleeve pipe 1, adjust drain pipe 6's position, rotate the below with drain pipe 6's position, liquid in the sleeve pipe 1 can follow drain pipe 6 and flow, the drain pipe 6 that the slope set up is more convenient for the outflow of liquid, and the velocity of flow also can not be too fast.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (7)
1. A pipeline detection sampling valve is characterized by comprising
The sampling valve body is rotatably connected to the pipeline and used for extracting liquid in the pipeline;
the liquid outlet pipe is fixedly connected to the surface of the sampling valve body and is communicated with the sampling valve body;
the dustproof assembly is arranged outside the liquid outlet pipe and prevents the liquid outlet pipe from being polluted.
2. The pipeline inspecting sampling valve of claim 1, wherein said outlet pipe is disposed obliquely.
3. The pipeline inspecting sampling valve of claim 1, wherein the sampling valve body comprises
The sleeve is communicated with the liquid outlet pipe;
the front end of the sleeve is connected with the connecting port, and the connecting port is connected with a pipeline and pumps water from the pipeline;
the plunger is connected with the inner wall of the sleeve in a sliding manner to extract liquid in the pipeline;
the plunger rod is rotationally connected to one side face of the plunger;
the sealing cover is connected to the rear end of the sleeve, and the plunger rod is in threaded connection with the sealing cover.
4. The pipeline inspecting sampling valve of claim 3, wherein the outer end of the plunger rod is fixedly connected with a rotary disc.
5. The pipeline detecting and sampling valve of claim 4, wherein the front end of the sleeve is provided with an annular groove, and the connecting port is connected with an annular plate at one end of the sleeve, and the annular plate is rotatably connected with the annular groove.
6. The pipeline inspecting sampling valve of claim 5, wherein said dust-proof assembly comprises
One end of the dustproof cover is hinged with the outer surface of the sleeve, and the other end of the dustproof cover is provided with a buckle in an outward protruding mode;
the clamping groove is formed in the outer surface of the sleeve, and the buckle is connected with the clamping groove in a matched mode.
7. The pipeline inspecting sampling valve of claim 6, wherein said dust-proof assembly further comprises
The fixed block is fixedly arranged on the outer surface of the sleeve, and a hollow cavity is arranged in the middle of the fixed block;
the positioning pin penetrates through the middle of the fixing block in a sliding mode, a positioning hole is formed in the outer surface of the dustproof cover, and the positioning pin is matched with the positioning hole;
the limiting plate is fixed in the middle of the positioning pin and is in sliding connection with the hollow cavity;
and the spring is used for connecting the positioning pin and the hollow cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010582035.6A CN111912670A (en) | 2020-06-23 | 2020-06-23 | Pipeline detection sampling valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010582035.6A CN111912670A (en) | 2020-06-23 | 2020-06-23 | Pipeline detection sampling valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111912670A true CN111912670A (en) | 2020-11-10 |
Family
ID=73226547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010582035.6A Pending CN111912670A (en) | 2020-06-23 | 2020-06-23 | Pipeline detection sampling valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111912670A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114832680A (en) * | 2022-05-16 | 2022-08-02 | 浙江大学 | High shear strengthening device suitable for depolymerization and dispersion of nano particles |
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| CN2427804Y (en) * | 2000-08-18 | 2001-04-25 | 马卫东 | Piston and inserting tube type sampling valve |
| CN202109007U (en) * | 2011-06-30 | 2012-01-11 | 精工阀门有限公司 | Plunger type emptying valve |
| CN202327127U (en) * | 2011-11-30 | 2012-07-11 | 温州亚光机械制造有限公司 | Sterile sampling valve |
| CN204755938U (en) * | 2015-07-22 | 2015-11-11 | 台州市众力化工设备制造有限公司 | Plunger type sample valve |
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| CN206270117U (en) * | 2016-12-19 | 2017-06-20 | 温州日丰科技有限公司 | A kind of sampling valve |
| CN106969192A (en) * | 2017-05-05 | 2017-07-21 | 安徽省屯溪高压阀门有限公司 | A kind of jacket heat-preservation sampling valve |
| CN206555450U (en) * | 2017-01-18 | 2017-10-13 | 安徽巨龙泵阀有限公司 | A kind of preferable plunger type emptying valve of sealing |
| CN207394086U (en) * | 2017-10-13 | 2018-05-22 | 长兴化学工业(中国)有限公司 | A kind of sampling valve |
| CN210152643U (en) * | 2019-06-22 | 2020-03-17 | 杨磊 | Oil well sampling device |
| CN210566588U (en) * | 2019-08-09 | 2020-05-19 | 滕州市华正软接头有限公司 | Sampling valve convenient to sample |
| CN210719839U (en) * | 2019-10-18 | 2020-06-09 | 赵陆萍 | Sampling device for environmental monitoring pollution source |
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2020
- 2020-06-23 CN CN202010582035.6A patent/CN111912670A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2427804Y (en) * | 2000-08-18 | 2001-04-25 | 马卫东 | Piston and inserting tube type sampling valve |
| CN202109007U (en) * | 2011-06-30 | 2012-01-11 | 精工阀门有限公司 | Plunger type emptying valve |
| CN202327127U (en) * | 2011-11-30 | 2012-07-11 | 温州亚光机械制造有限公司 | Sterile sampling valve |
| CN204755938U (en) * | 2015-07-22 | 2015-11-11 | 台州市众力化工设备制造有限公司 | Plunger type sample valve |
| CN204985759U (en) * | 2015-08-20 | 2016-01-20 | 立信阀门集团有限公司 | Double containment high performance plunger type baiting valve |
| CN205136627U (en) * | 2015-11-25 | 2016-04-06 | 温州亚光机械制造有限公司 | Sampling valve |
| CN205745515U (en) * | 2016-07-15 | 2016-11-30 | 凯斯特阀门集团有限公司 | Dangerization sampling valve |
| CN206270117U (en) * | 2016-12-19 | 2017-06-20 | 温州日丰科技有限公司 | A kind of sampling valve |
| CN206555450U (en) * | 2017-01-18 | 2017-10-13 | 安徽巨龙泵阀有限公司 | A kind of preferable plunger type emptying valve of sealing |
| CN106969192A (en) * | 2017-05-05 | 2017-07-21 | 安徽省屯溪高压阀门有限公司 | A kind of jacket heat-preservation sampling valve |
| CN207394086U (en) * | 2017-10-13 | 2018-05-22 | 长兴化学工业(中国)有限公司 | A kind of sampling valve |
| CN210152643U (en) * | 2019-06-22 | 2020-03-17 | 杨磊 | Oil well sampling device |
| CN210566588U (en) * | 2019-08-09 | 2020-05-19 | 滕州市华正软接头有限公司 | Sampling valve convenient to sample |
| CN210719839U (en) * | 2019-10-18 | 2020-06-09 | 赵陆萍 | Sampling device for environmental monitoring pollution source |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114832680A (en) * | 2022-05-16 | 2022-08-02 | 浙江大学 | High shear strengthening device suitable for depolymerization and dispersion of nano particles |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201110 |