CN209069672U - A kind of natural gas line sample cock - Google Patents
A kind of natural gas line sample cock Download PDFInfo
- Publication number
- CN209069672U CN209069672U CN201821851848.5U CN201821851848U CN209069672U CN 209069672 U CN209069672 U CN 209069672U CN 201821851848 U CN201821851848 U CN 201821851848U CN 209069672 U CN209069672 U CN 209069672U
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- CN
- China
- Prior art keywords
- natural gas
- gas line
- flexible tube
- tube wall
- sampling
- 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.)
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Abstract
The utility model discloses a kind of natural gas line sample cocks, including retention mechanism, sampling mechanism and retaining mechanism, dead ring is locked when sampling, prevent air pressure shakiness when sampling inside natural gas line from pipeline being caused to loosen, it rotates crank and drives rotary shaft rotation, lead cover drives probe tube to move downward due to gravity fall, connecting band carries out traction to lead cover and pulls, probe tube squeezes flexible tube wall when falling, the inside for allowing connector to enter natural gas line is sampled, on the outer wall that flexible tube wall is tightly attached to probe tube under the pressure effect of spring assembly, pass through rotation crank when sampling is completed, probe tube is driven to rise, probe tube disappears to the pressure of two sides flexible tube wall, spring assembly is closed flexible tube wall, it effectively prevent the natural gas leaking in sampling to happen, guaranteeing not influence natural gas line Normal operation in the case where, also guarantee the safety of testing staff, it is ensured that petroleum resources will not waste and pollute environment.
Description
Technical field
The utility model relates to oil field pipe detection technique field, specially a kind of natural gas line sample cock.
Background technique
Natural gas line is by natural gas include oil field production associated gas from exploitation ground or treatment plant be transported to city and match
The pipeline of gas center or Industry enterprise customer, also known as gas pipeline convey natural gas using natural gas line, are that land is a large amount of
The sole mode of natural gas is conveyed, natural gas line during transportation, needs timing to examine the conveying substance in pipeline
It surveys, during taking-up, is easy to happen the leakage of pipeline, lead to dangerous generation, it is therefore desirable to special sample cock conduct
Cooperation, should guarantee the normal operation for not influencing pipeline, while also to guarantee the safety of testing staff, also guarantee that natural gas provides
Source will not waste and pollute environment, therefore improve a kind of natural gas line sample cock and become feasible.
Utility model content
The purpose of this utility model is to provide a kind of natural gas line sample cocks, and having prevents pipeline leakage and reduction
The advantages of natural gas resource wastes, can solve the problems of the prior art.
To achieve the above object, the utility model provides the following technical solutions: a kind of natural gas line sample cock, including
Retention mechanism, sampling mechanism and retaining mechanism, retention mechanism include natural gas line, dead ring and fastening bolt, natural gas tube
The outer wall in road is cased with dead ring, and dead ring is equipped with upper and lower two groups, is connected between two groups of dead rings by fastening bolt, natural gas tube
Road is connect with sampling mechanism, and sampling mechanism includes sampler shell and sampler, and the inside of sampler shell is installed sampler, taken
Sample device include crank, rotary shaft, connecting band, lead cover, probe tube, limit sleeve, flexible tube wall, spring assembly, spring mounting plate and
One end of connector, crank and rotary shaft connects, and is wound with connecting band in rotary shaft, and one end of connecting band is fixedly connected with lead cover,
Lead cover bottom connects probe tube, and probe tube is located at the inside of flexible tube wall, and limit sleeve is installed in the outside of flexible tube wall, limit sleeve
Bottom connecting spring component, spring assembly are connect with spring mounting plate, and connector, connector is fixedly mounted in the bottom of flexible tube wall
It is connect with natural gas line, the outside installation locking mechanism of sampling mechanism, retaining mechanism includes the first locking flange and second
Flange is locked, the first locking flange is located at the top of the second locking flange.
Preferably, the probe tube is made of PP material.
Preferably, the middle part of the flexible tube wall is equipped with bending part, and spring assembly is located at the outside of flexible tube wall bending part.
Preferably, spring assembly is greater than to the pressure of flexible tube wall to the pressure of two sides flexible tube wall when the probe tube falls
Power.
Preferably, the crank and rotary shaft are located at the outside of sampler shell, and sampler shell is equipped with hasp.
Preferably, the first locking flange and the second locking flange are equipped with two groups up and down, upper and lower two group of first locking
It is bolted between upper and lower two group of second locking flange between flange.
Compared with prior art, the beneficial effects of the utility model are as follows: this natural gas line sample cock, when sampling,
Dead ring is locked, prevents air pressure shakiness when sampling inside natural gas line from pipeline being caused to loosen, rotation crank drives rotation
Axis rotation, lead cover is since gravity fall drives probe tube to move downward, and connecting band carries out traction to lead cover and pulls, and probe tube falls
When spring assembly is greater than to the pressure of flexible tube wall to the pressure of two sides flexible tube wall, flexible tube wall is squeezed, so that even
The inside that connector can enter natural gas line is sampled, and flexible tube wall is tightly attached to and takes under the pressure effect of spring assembly
On the outer wall of sample pipe, when sampling is completed, by rotating crank, probe tube is driven to rise, pressure of the probe tube to two sides flexible tube wall
Power disappears, and under the action of spring assembly, flexible tube wall closure prevents natural gas leaking, effectively prevent natural in sampling
Gas leakage situation also guarantees the safety of testing staff, also protects in the case where guaranteeing does not influence the normal operation of natural gas line
Environment will not be wasted and pollute by having demonstrate,proved petroleum resources.
Detailed description of the invention
Fig. 1 is the overall structure schematic elevation view of the utility model；
Fig. 2 is the sampler schematic diagram of internal structure of the utility model；
Fig. 3 is the overall structure schematic top plan view of the utility model；
Fig. 4 is the retention mechanism schematic diagram of the utility model.
In figure: 1, retention mechanism；11, natural gas line；12, dead ring；13, fastening bolt；2, sampling mechanism；21, it takes
Sample device shell；211, hasp；22, sampler；221, crank；222, rotary shaft；223, connecting band；224, lead cover；225, it samples
Pipe；226, limit sleeve；227, flexible tube wall；228, spring assembly；229, spring mounting plate；2210, connector；3, machine is locked
Structure；31, the first locking flange；32, the second locking flange.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-4, a kind of natural gas line sample cock, including retention mechanism 1, sampling mechanism 2 and retaining mechanism
3, retention mechanism 1 includes natural gas line 11, dead ring 12 and fastening bolt 13, and the outer wall of natural gas line 11 is cased with dead ring
12, dead ring 12 is equipped with upper and lower two groups, is connected between two groups of dead rings 12 by fastening bolt 13, natural gas line 11 and sampling
Mechanism 2 connects, and sampling mechanism 2 includes sampler shell 21 and sampler 22, and sampler 22 is installed in the inside of sampler shell 21,
Sampler 22 includes crank 221, rotary shaft 222, connecting band 223, lead cover 224, probe tube 225, limit sleeve 226, flexible tube wall
227, spring assembly 228, spring mounting plate 229 and connector 2210, crank 221 are connect with one end of rotary shaft 222, rotary shaft
Connecting band 223 is wound on 222, one end of connecting band 223 is fixedly connected with lead cover 224, and 224 bottom of lead cover connects probe tube 225,
Probe tube 225 is located at the inside of flexible tube wall 227, and limit sleeve 226, the bottom of limit sleeve 226 are installed in the outside of flexible tube wall 227
Connecting spring component 228, spring assembly 228 are connect with spring mounting plate 229, and connection is fixedly mounted in the bottom of flexible tube wall 227
First 2210, connector 2210 is connect with natural gas line 11, the outside installation locking mechanism 3 of sampling mechanism 2, retaining mechanism 3
Including the first locking flange 31 and the second locking flange 32, the first locking flange 31 is located at the top of the second locking flange 32, the
One locking flange 31 and the second locking flange 32 are equipped with two groups up and down, with upper and lower two between upper and lower two group of first locking flange 31
It is bolted between group the second locking flange 32, probe tube 225 is made of PP material, the middle part of flexible tube wall 227
Equipped with bending part, spring assembly 228 is located at the outside of 227 bending part of flexible tube wall, to two sides telescoping tube when probe tube 225 falls
The pressure of wall 227 is greater than spring assembly 228 to the pressure of flexible tube wall 227, and crank 221 and rotary shaft 222 are located at outside sampler
The outside of shell 21, sampler shell 21 are equipped with hasp 211, and hasp 211 can be fixed by crank 221.
Working principle: when sampling, dead ring 12 being locked, rotation crank 221 drive rotary shaft 222 rotate, lead cover 224 by
Probe tube 225 is driven to move downward in gravity fall, connecting band 223 carries out traction to lead cover 224 and pulls, and probe tube 225 falls
When spring assembly 228 is greater than to the pressure of flexible tube wall 227 to the pressure of two sides flexible tube wall 227, by connector 2210 into
The inside for entering natural gas line 11 is sampled, and flexible tube wall 227 is tightly attached to sampling under the pressure effect of spring assembly 228
On the outer wall of pipe 225, when sampling is completed, by rotating crank 221, probe tube 225 is driven to rise, probe tube 225 stretches two sides
The pressure of draw wall 227 disappears, and under the action of spring assembly 228, flexible tube wall 227 is closed, and prevents natural gas leaking.
In summary: when sampling, dead ring 12 is locked for this natural gas line sample cock, natural gas when preventing sampling
Air pressure shakiness inside pipeline 11 causes pipeline to loosen, and rotation crank 221 drives rotary shaft 222 to rotate, and lead cover 224 is due to gravity
It falls and probe tube 225 is driven to move downward, connecting band 223 carries out traction to lead cover 224 and pulls, to two when probe tube 225 falls
The pressure of side flexible tube wall 227 is greater than spring assembly 228 to the pressure of flexible tube wall 227, squeezes flexible tube wall 227,
The inside for allowing connector 2210 to enter natural gas line 11 is sampled, pressure of the flexible tube wall 227 in spring assembly 228
It under power effect, is tightly attached on the outer wall of probe tube 225, when sampling is completed, by rotating crank 221, drives on probe tube 225
It rises, probe tube 225 disappears to the pressure of two sides flexible tube wall 227, and under the action of spring assembly 228, flexible tube wall 227 is closed
It closes, prevents natural gas leaking, effectively prevent the natural gas leaking situation in sampling, guaranteeing not influencing natural gas line 11
In the case where normal operation, also guarantee the safety of testing staff, it is ensured that petroleum resources will not waste and pollute environment.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of natural gas line sample cock, including retention mechanism (1), sampling mechanism (2) and retaining mechanism (3), feature
Be: the retention mechanism (1) includes natural gas line (11), dead ring (12) and fastening bolt (13), natural gas line
(11) outer wall is cased with dead ring (12), and dead ring (12) is equipped with upper and lower two groups, passes through fastening spiral shell between two groups of dead rings (12)
Bolt (13) connection, natural gas line (11) are connect with sampling mechanism (2), and the sampling mechanism (2) includes sampler shell (21)
Sampler (22) are installed with the inside of sampler (22), sampler shell (21), sampler (22) includes crank (221), rotation
Axis (222), connecting band (223), lead cover (224), probe tube (225), limit sleeve (226), flexible tube wall (227), spring assembly
(228), spring mounting plate (229) and connector (2210), crank (221) are connect with one end of rotary shaft (222), rotary shaft
(222) it is wound on connecting band (223), one end of connecting band (223) is fixedly connected lead cover (224), the connection of lead cover (224) bottom
Probe tube (225), probe tube (225) are located at the inside of flexible tube wall (227), and limit sleeve is installed in the outside of flexible tube wall (227)
(226), the bottom connecting spring component (228) of limit sleeve (226), spring assembly (228) are connect with spring mounting plate (229),
Connector (2210) are fixedly mounted in the bottom of flexible tube wall (227), and connector (2210) is connect with natural gas line (11), sample
The outside installation locking mechanism (3) of mechanism (2), the retaining mechanism (3) include the first locking flange (31) and the second locking method
Blue (32), the first locking flange (31) are located at the top of the second locking flange (32).
2. a kind of natural gas line sample cock according to claim 1, it is characterised in that: the probe tube (225) is adopted
It is made of PP material.
3. a kind of natural gas line sample cock according to claim 1, it is characterised in that: the flexible tube wall (227)
Middle part be equipped with bending part, spring assembly (228) is located at the outside of flexible tube wall (227) bending part.
4. a kind of natural gas line sample cock according to claim 1, it is characterised in that: under the probe tube (225)
Spring assembly (228) are greater than to the pressure of flexible tube wall (227) to the pressure of two sides flexible tube wall (227) when falling.
5. a kind of natural gas line sample cock according to claim 1, it is characterised in that: the crank (221) and rotation
Shaft (222) is located at the outside of sampler shell (21), and sampler shell (21) is equipped with hasp (211).
6. a kind of natural gas line sample cock according to claim 1, it is characterised in that: the first locking flange
(31) and the second locking flange (32) is equipped with two groups up and down, between upper and lower two group of first locking flange (31) with upper and lower two groups the
It is bolted between two lockings flange (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821851848.5U CN209069672U (en) | 2018-11-09 | 2018-11-09 | A kind of natural gas line sample cock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821851848.5U CN209069672U (en) | 2018-11-09 | 2018-11-09 | A kind of natural gas line sample cock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209069672U true CN209069672U (en) | 2019-07-05 |
Family
ID=67098483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821851848.5U Expired - Fee Related CN209069672U (en) | 2018-11-09 | 2018-11-09 | A kind of natural gas line sample cock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209069672U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111044322A (en) * | 2019-12-31 | 2020-04-21 | 华油天然气广元有限公司 | Sampling device for liquefied natural gas |
-
2018
- 2018-11-09 CN CN201821851848.5U patent/CN209069672U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111044322A (en) * | 2019-12-31 | 2020-04-21 | 华油天然气广元有限公司 | Sampling device for liquefied natural gas |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190705 Termination date: 20191109 |