CN203847107U - Anti-freezing sampling device of injection and production well mouth - Google Patents
Anti-freezing sampling device of injection and production well mouth Download PDFInfo
- Publication number
- CN203847107U CN203847107U CN201420219282.XU CN201420219282U CN203847107U CN 203847107 U CN203847107 U CN 203847107U CN 201420219282 U CN201420219282 U CN 201420219282U CN 203847107 U CN203847107 U CN 203847107U
- Authority
- CN
- China
- Prior art keywords
- oil
- valve rod
- injection
- valve
- production well
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- 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.)
- Expired - Lifetime
Links
- 238000007710 freezing Methods 0.000 title claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 238000005070 sampling Methods 0.000 title abstract description 13
- 238000002347 injection Methods 0.000 title abstract 3
- 239000007924 injection Substances 0.000 title abstract 3
- 230000001105 regulatory effect Effects 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 11
- 239000007788 liquid Substances 0.000 abstract description 6
- 239000012530 fluid Substances 0.000 description 23
- 230000008014 freezing Effects 0.000 description 2
- 206010060904 Freezing phenomenon Diseases 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to an anti-freezing sampling device of an injection and production well mouth and belongs to liquid sampling devices. The anti-freezing sampling device of the injection and production well mouth comprises a valve and a valve seat. A valve chamber is arranged in the valve seat. A thread adjusting opening, an oil inlet and an oil outlet are formed in the valve chamber. A seal ring is arranged at one end of the oil inlet. A valve rod is provided with a plug which can be tightly matched with the seal ring. An adjusting handle is arranged on the valve rod, and a flow guiding cavity is formed between the oil inlet and the oil outlet and used for conveying oil. The portion, between the bottom of the oil inlet and the top of the oil outlet, of the flow guiding cavity is provided with a horizontal flow guiding face which inclines downwards, and an annular blind groove is formed in one end face, provided with the oil inlet, of the valve seat and faces toward the adjusting handle. Through arranging the flow guiding face, residual oil in the flow guiding cavity is convenient to discharge better, frozen oil in the flow guiding cavity is reduced, heat transfer between the inner wall and the outer wall of the valve seat can be reduced through arranging the annular blind groove, meanwhile, heat is supplemented to the inner wall of the valve seat better, and frozen oil in the flow guiding cavity is reduced.
Description
Technical field
The utility model relates to fluid sampling device, is specifically related to injection-production well mouth anti-freezing sampler.
Background technology
The oil extraction in oil field producing well assay that will regularly draw oil sample, is generally the short circuit of taking laterally to pick out a connection on well head petroleum pipeline, before connect again sample valve.Because of feed tube and the liquid outlet of existing common sample cock partially long, and be exposed in air, only can be more easy to use when environment temperature is higher, when temperature is low, feed tube and liquid outlet easily freeze, cause sampling liquid to flow and freely, even can not get sample, affect the admission of data, particularly cold this impact of northern area is more obvious.And in feed tube and liquid outlet the residual more fluid that freezes, when sampling, when the deep fat in pipeline flows out from feed tube, slowly residual fluid is melted and from liquid outlet, enter sampling container together with deep fat, so also can increase measure error.
Given this, the inventor carries out deep research to the problems referred to above, then has this case to produce.
Utility model content
The purpose of this utility model is to provide a kind of valve inner fluid that reduces to freeze, guarantee injection-production well mouth anti-freezing sampler convenient, that accurately sample.
In order to achieve the above object, the utility model adopts such technical scheme:
Injection-production well mouth anti-freezing sampler, comprise valve rod and valve seat, in valve seat, be provided with valve chamber, in valve chamber, be provided with the threaded adjusting mouth of horizontal direction, the oil-in of horizontal direction, the oil-out vertical with valve rod, valve rod level runs through threaded adjusting mouth, oil-in one end is provided with joint ring, valve rod in oil-in one end, be provided with can with the close-fitting plug of sealing ring, one end that valve rod is positioned at threaded adjusting mouth is provided with regulating handle, between described oil-in and described oil-out, be provided with the diversion cavity of delivering oil, diversion cavity is provided with the downward-sloping guide face of a level between the bottom of described oil-in and the top of described oil-out, the end face that described valve seat arranges described oil-in has the annular blind slot of extending towards described regulating handle direction.
Described valve rod be provided with first bulge loop corresponding to described threaded adjusting mouth, the first bulge loop is provided with external screw thread, on described threaded adjusting mouth, is correspondingly provided with internal thread.
In such scheme, between described valve chamber and described threaded adjusting mouth, be provided with closed chamber, on described valve rod, there is the second bulge loop, the second bulge loop is provided with cannelure, is provided with sealing ring in cannelure, and the inwall of sealing ring and closed chamber slidably closely cooperates.
In such scheme, described plug is formed by connecting by taper platform and cylinder, and the end face that taper platform diameter is little is connected with the end of described valve rod.
In such scheme, the bottom of described oil-out is provided with able to turn on or off delivery connection.
Preferably, described regulating handle is provided with anti-skidding projection away from the end of described valve rod, and described anti-skidding projection is to cut the spheroid of a jiao, and the diameter of spheroid is greater than the diameter of described valve rod.
Adopt after the technical solution of the utility model, sampler is laterally connected in oil pipeline, oil-out down, when needs sample, rotation regulating handle, valve rod advances in valve chamber, plug and joint ring are separated, fluid enters from oil-in, and from oil-out, flow out after diversion cavity, in oil-out, with sampling container, receive fluid, after sampling, reverse rotation regulating handle, plug and joint ring lean, stop fluid to flow into toward oil-in, owing to being provided with guide face in diversion cavity, when plug is blocked after oil-out, remaining most of can the outflow in oil-out of fluid in diversion cavity, avoid remaining too much fluid in diversion cavity and occur freezing phenomenon, simultaneously because the end face at valve seat offers annular blind slot, annular blind slot is interconnected with fluid pipeline, ducted fluid can be filled full annular blind slot, the fluid of annular blind slot can stop that the inside and outside wall of valve seat conducts heat, also be that the same day is when cold, when the temperature of valve seat outer wall is lower, when low temperature transmits to valve base inner wall, owing to being filled with deep fat in annular blind slot, can guarantee that the temperature of valve base cavity is higher than the temperature of valve seat outer wall, remain in not easy freezing of fluid in diversion cavity, thereby guarantee that every sub-sampling is convenient, accurate.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 be in Fig. 1 A to view.
In figure:
1-valve rod 11-the first bulge loop
12-the second bulge loop 13-cannelure
14-sealing ring 2-valve seat
3-valve chamber 31-threaded adjusting mouth
32-oil-in 33-diversion cavity
34-oil-out 35-closed chamber
4-joint ring 5-plug
51-taper platform 52-cylinder
The anti-skidding projection of 6-regulating handle 61-
7-annular blind slot 8-connecting thread
9-delivery connection
The specific embodiment
In order further to explain, be described in detail the technical solution of the utility model below in conjunction with accompanying drawing.
As shown in Fig. 1 to 2, injection-production well mouth anti-freezing sampler, comprises valve rod 1 and valve seat 2, is provided with valve chamber 3 in valve seat 2, is provided with the threaded adjusting mouth 31 of horizontal direction, the oil-in 32 of horizontal direction, the oil-out 34 vertical with valve rod 1 in valve chamber 3.The bottom of oil-out 34 is provided with able to turn on or off delivery connection 9, and delivery connection is threaded in oil-out 34 places, when needs sample, delivery connection is taken off.Valve rod 1 level runs through threaded adjusting mouth 31, described valve rod 1 be provided with first bulge loop 11 corresponding to described threaded adjusting mouth 31, the first bulge loop 11 is provided with external screw thread, on described threaded adjusting mouth 31, be correspondingly provided with internal thread, by threaded adjusting mouth 31, adjust valve rod 1 stretching into and exiting in valve chamber 3.Oil-in 32 one end are provided with joint ring 4, valve rod 1 in oil-in 32 one end, be provided with can with the close-fitting plug 5 of sealing ring 4, by the cooperation of plug 5 and joint ring 4, realize the keying of oil-in 32.The side that valve rod 1 is positioned at threaded adjusting mouth 31 is provided with regulating handle 6, by regulating handle 6, realizes the movement of valve rod 2 in valve chamber 3, and then drives the motion of plug 5.
In such scheme, plug 5 is formed by connecting by taper platform 51 and cylinder 52, and the end face that taper platform 51 diameters are little is connected with the end of described valve rod 1, adopts this connected mode to realize and is better tightly connected, when not needing to sample, the fluid in oil pipeline can not leak from oil-in 32.
The utility model is provided with the diversion cavity 33 of delivering oil between oil-in 32 and described oil-out 34, diversion cavity 33 is provided with the downward-sloping guide face of a level 331 in the bottom of described oil-in 32 and the top of described oil-out 34, when plug 5 is blocked oil-in 32, the interior residual fluid of diversion cavity 33 is under self gravitation effect, near oil-in 32, along guide face 331, flow to oil-out 34, and flow out from oil-out 34, so only can residual a small amount of fluid in diversion cavity 33.
In the utility model, the end face that described oil-in 32 is set at valve seat 2 has the annular blind slot 7 of extending towards described regulating handle 6 directions.Annular blind slot 7 extends to and approaches oil-out 34.When valve seat 2 is connected to fluid conveyance conduit, annular blind slot 7 communicates with oil pipeline, along with fluid flows in oil pipeline, fluid and the fluid in oil pipeline in annular blind slot 7 can be realized convection current, thereby the temperature of fluid is passed in diversion cavity 33 better, freezing of less fluid, to facilitate accurate sampling, obtains accurate data.
In such scheme, between described valve chamber 3 and described threaded adjusting mouth 31, be provided with closed chamber 35, on described valve rod 1, there is the second bulge loop 12, the second bulge loop 12 is provided with cannelure 13, in cannelure 13, be provided with sealing ring 14, the inwall of sealing ring 14 and closed chamber 35 slidably closely cooperates, to guarantee that fluid is difficult for flowing to mouthful 31 places that are threaded.
Preferably, described regulating handle 6 is provided with anti-skidding projection 61 away from the end of described valve rod 1, and described anti-skidding protruding 61 for to cut the spheroid of a jiao, and the diameter of spheroid is greater than the diameter of described valve rod 1.In an embodiment, regulating handle 6 comprises that three from the outward extending handle of valve rod 1, at handle, away from the end of valve rod 1, anti-skidding projection 61 is set, at hand, grip regulating handle 6 when rotating like this, the hand regulating handle 6 that is difficult for slipping away, can apply strength better, can realize more easily valve rod 1 in the interior movement of valve chamber 3, realize the separated of plug 5 and sealing block 4, to facilitate sampling.
Product form of the present utility model is not limited to this case diagram and embodiment, and anyone carries out suitable variation or the modification of similar thinking to it, all should be considered as not departing from patent category of the present utility model.
Claims (6)
1. injection-production well mouth anti-freezing sampler, comprise valve rod and valve seat, in valve seat, be provided with valve chamber, in valve chamber, be provided with the threaded adjusting mouth of horizontal direction, the oil-in of horizontal direction, the oil-out vertical with valve rod, valve rod level runs through threaded adjusting mouth, oil-in one end is provided with joint ring, valve rod in oil-in one end, be provided with can with the close-fitting plug of sealing ring, one end that valve rod is positioned at threaded adjusting mouth is provided with regulating handle, it is characterized in that: the diversion cavity that is provided with delivering oil between described oil-in and described oil-out, diversion cavity is provided with the downward-sloping guide face of a level between the bottom of described oil-in and the top of described oil-out, the end face that described valve seat arranges oil-in has the annular blind slot of extending towards described regulating handle direction.
2. injection-production well mouth anti-freezing sampler as claimed in claim 1, is characterized in that: described valve rod be provided with first bulge loop corresponding to described threaded adjusting mouth, the first bulge loop is provided with external screw thread, on described threaded adjusting mouth, is correspondingly provided with internal thread.
3. injection-production well mouth anti-freezing sampler as claimed in claim 1, it is characterized in that: between described valve chamber and described threaded adjusting mouth, be provided with closed chamber, on described valve rod, there is the second bulge loop, the second bulge loop is provided with cannelure, in cannelure, be provided with sealing ring, the inwall of sealing ring and closed chamber slidably closely cooperates.
4. injection-production well mouth anti-freezing sampler as claimed in claim 1, is characterized in that: described plug is formed by connecting by taper platform and cylinder, and the end face that taper platform diameter is little is connected with the end of described valve rod.
5. injection-production well mouth anti-freezing sampler as claimed in claim 1, is characterized in that: the bottom of described oil-out is provided with able to turn on or off delivery connection.
6. the injection-production well mouth anti-freezing sampler as described in claim 1 to 5 any one, it is characterized in that: described regulating handle is provided with anti-skidding projection away from the end of described valve rod, described anti-skidding projection is to cut the spheroid of a jiao, and the diameter of spheroid is greater than the diameter of described valve rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420219282.XU CN203847107U (en) | 2014-04-30 | 2014-04-30 | Anti-freezing sampling device of injection and production well mouth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420219282.XU CN203847107U (en) | 2014-04-30 | 2014-04-30 | Anti-freezing sampling device of injection and production well mouth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203847107U true CN203847107U (en) | 2014-09-24 |
Family
ID=51560141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420219282.XU Expired - Lifetime CN203847107U (en) | 2014-04-30 | 2014-04-30 | Anti-freezing sampling device of injection and production well mouth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203847107U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112343591A (en) * | 2020-09-24 | 2021-02-09 | 福建新达阀门有限公司 | Anti-freezing sampler |
-
2014
- 2014-04-30 CN CN201420219282.XU patent/CN203847107U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112343591A (en) * | 2020-09-24 | 2021-02-09 | 福建新达阀门有限公司 | Anti-freezing sampler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140924 |