CN209430161U - Filtering type double containment fixed restrictive valve - Google Patents
Filtering type double containment fixed restrictive valve Download PDFInfo
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- CN209430161U CN209430161U CN201822220492.1U CN201822220492U CN209430161U CN 209430161 U CN209430161 U CN 209430161U CN 201822220492 U CN201822220492 U CN 201822220492U CN 209430161 U CN209430161 U CN 209430161U
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Abstract
The utility model relates to throttle valve gear technical fields, are a kind of filtering type double containment fixed restrictive valves comprising valve body, union connector, flange spool；The first passage for being internally provided with perforation valve body upper and lower side of valve body, the second channel of perforation valve body left end and first passage is provided in the left part of valve body, the top of valve body is integrally fixed with installation tube body, the inner cavity of installation tube body is connected with first passage, union connector is fixedly installed in the top of installation tube body, the third channel that top is big, middle part is small, lower part is big is internally provided in union connector, third channel, installation tube cavity and first passage are sequentially connected logical, are fixedly installed with the first plug in the top macropore of third channel.The utility model reasonable and compact in structure, it is easy to use, filter device, double sealing structure, step-like installation approach are had by internal structure, can be had and be avoided ground open flow oil nozzle is easily stifled during normal production, Yi Songdong, easily pierces bad problem.
Description
Technical field
The utility model relates to throttle valve gear technical fields, are a kind of filtering type double containment fixed restrictive valves.
Background technique
Currently, technics comparing is complicated during oilfield oil testing, such as: kill-job, acidification, pressure break, will cause fluid it is impure compared with
It is more, when high-pressure oil-gas well Oil testing open flow, it is common to use the fixed restrictive valve equipped with monometallic sealing oil nozzle.When the open flow of ground
Since oil nozzle is easily stifled, Yi Songdong, easily pierces bad, fixed restriction valve body is pierced through when serious, and frequently replacement not only results in ring around
Border is seriously polluted, and is increased the labor intensity of workers and hidden danger, and production cost rises etc..Common fixed restrictive valve can not
Meet the oil test operation of high-pressure oil gas well test open flow.
Summary of the invention
The utility model provides a kind of filtering type double containment fixed restrictive valve, overcomes the defects of the prior art,
It can effectively solve the problem of common fixed restrictive valve is unable to satisfy the oil test operation of high-pressure oil gas well test open flow.
The technical solution of the utility model is realized by following measures: a kind of filtering type double containment fixed restriction
Valve, including valve body, union connector, flange spool；The first passage for being internally provided with perforation valve body upper and lower side of valve body, valve body
The second channel of perforation valve body left end and first passage is provided in left part, the top of valve body is integrally fixed with installation tube body, pacifies
The inner cavity of tubulature body is connected with first passage, union connector is fixedly installed in the top of installation tube body, in union connector
Be internally provided with the third channel that top is big, middle part is small, lower part is big, third channel, installation tube cavity and first passage according to
It is secondary to be connected, be fixedly installed with the first plug in the top macropore of third channel, the lower end surface of valve body and flange spool it is upper
End face is fixedly installed togather, and in the fourth lane that is internally provided with of flange spool, fourth lane is connected with first passage；The
First passage below two channels is the stepped hole that internal diameter is sequentially reduced from top to bottom, the top stepped hole in first passage
Chimney filter is fixedly installed in upper surface to the first passage between union connector lower end surface, chimney filter is pressed on first by union connector
In channel on the upper surface of the top stepped hole, it is evenly equipped with filter opening on the chimney filter of corresponding second channel, in the step of first passage
Resistance oil nozzle sleeve is fixedly installed in hole, stepped hole matches in the outer wall and first passage of resistance oil nozzle sleeve, fourth lane be it is interior upper without leave and
Under the stepped hole that is sequentially reduced, bushing, the outer wall and the stepped hole phase of fourth lane of bushing are fixedly installed in fourth lane
Match；Be fixedly installed with sealing device between resistance oil nozzle sleeve and the inner wall of first passage, valve body lower end surface and flange spool it is upper
Sealing ring is fixedly installed between end face.
Here is the further optimization and/or improvements to above-mentioned utility model technical solution:
Above-mentioned union connector includes union pin end and union female connector, is integrally fixed with outside the middle part of union pin end outer
Ring body is integrally fixed with inner ring body in the top of union female connector, and the lower part of union pin end is mounted in installing pipe body, outer ring
Housing is on the upper surface of installation tube body, and union female connector is sleeved on union pin end and installing pipe is external, union female connector
The outer wall of inner wall and installation tube body is fixedly installed togather, and inner ring body is pressed on the upper surface of outer ring body, union pin end
It is internally provided with the third channel that top is big, middle part is small, lower part is big, under the upper surface of the top stepped hole to union pin end
Chimney filter is fixedly installed in first passage between end face, chimney filter is pressed on the top step in first passage by union pin end
On the upper surface in hole.
Axis check ring is fixedly installed on union pin end outer wall above above-mentioned union female connector.
Two seals device is fixedly installed between above-mentioned resistance oil nozzle sleeve and the inner wall of first passage, sealing device includes support
Ring and sealing ring.
Above-mentioned bushing includes upper bushing and lower bushing, and upper bushing is fixedly mounted in the top of fourth lane, and lower bushing is solid
Dingan County is in the fourth lane below upper bushing, and the outer wall of lower bushing and the stepped hole of fourth lane match, and upper bushing is under
Bushing is all-carbide.
The above-mentioned Five-channel being provided with outside first passage and valve body right part in the right part of valve body, Five-channel are
Stepped hole left small and right large, is fixedly installed with the second plug in the macropore of Five-channel, the left end of Five-channel be evenly equipped with
The chimney filter position of filter opening is corresponding.
The external wall of upper portion of above-mentioned flange spool is integrally fixed with flange mounting disc, and the lower end surface of flange mounting disc and valve body is logical
Bolt is crossed to be fixedly installed togather.
The utility model reasonable and compact in structure, it is easy to use, filter device, double density sealed knot are had by internal structure
Structure, step-like installation approach can have and avoid ground open flow oil nozzle is easily stifled during normal production, Yi Songdong, easily pierces bad problem.
Detailed description of the invention
Attached drawing 1 is schematic diagram of main cross-sectional structure of the best embodiment of the utility model.
Attached drawing 2 is the schematic perspective view of the best embodiment of the utility model.
Coding in attached drawing is respectively as follows: 1 for valve body, and 2 be flange spool, and 3 be first passage, and 4 be second channel, and 5 be peace
Tubulature body, 6 be third channel, and 7 be the first plug, and 8 be fourth lane, and 9 be chimney filter, and 10 be filter opening, and 11 be resistance oil nozzle sleeve, and 12 be upper
Bushing, 13 be sealing device, and 14 be sealing ring, and 15 be union pin end, and 16 be union female connector, and 17 be outer ring body, and 18 be interior
Ring body, 19 be axis check ring, and 20 be Five-channel, and 21 be the second plug, and 22 be flange mounting disc, and 23 be bolt, and 24 are
Lower bushing.
Specific embodiment
The utility model is not limited by following embodiments, can technical solution according to the present utility model and actual conditions
Determine specific embodiment.
In the present invention, for ease of description, the description of the relative positional relationship of each component is according to specification
The Butut mode of attached drawing 1 is described, such as: the positional relationship of upper and lower, left and right is the Butut according to Figure of description
Direction determines.
The utility model is further described below with reference to examples and drawings:
As shown in attached drawing 1,2, which includes valve body 1, union connector, flange spool 2；Valve
The first passage 3 for being internally provided with perforation 1 upper and lower side of valve body of body 1, be provided in the left part of valve body 1 perforation 1 left end of valve body and
The second channel 4 of first passage 3, the top of valve body 1 are integrally fixed with installation tube body 5, install inner cavity and the first passage of tube body 5
3 are connected, and are fixedly installed with union connector in the top of installation tube body 5, union connector to be internally provided with top big or middle
The third channel 6 that portion is small, lower part is big, third channel 6, installation 5 inner cavity of tube body and first passage 3 be sequentially connected it is logical, it is logical in third
The first plug 7 is fixedly installed in the top macropore in road 6, the lower end surface of valve body 1 and the upper surface of flange spool 2 are fixedly mounted on
Together, it is internally provided with fourth lane 8 in flange spool 2, fourth lane 8 is connected with first passage 3；Under second channel 4
The first passage 3 of side is the stepped hole that internal diameter is sequentially reduced from top to bottom, the upper surface of the top stepped hole in first passage 3
Chimney filter 9 is fixedly installed in the first passage 3 between union connector lower end surface, chimney filter 9 is pressed on first and led to by union connector
In road 3 on the upper surface of the top stepped hole, it is evenly equipped with filter opening 10 on the chimney filter 9 of corresponding second channel 4, in first passage 3
Resistance oil nozzle sleeve 11 is fixedly installed in stepped hole, stepped hole matches in the outer wall and first passage 3 of resistance oil nozzle sleeve 11, and fourth lane 8 is
The stepped hole that internal diameter is sequentially reduced from top to bottom is fixedly installed with bushing, the outer wall and fourth lane of bushing in fourth lane 8
8 stepped hole matches；Sealing device 13 is fixedly installed between resistance oil nozzle sleeve 11 and the inner wall of first passage 3, in the lower end of valve body 1
Sealing ring 14 is fixedly installed between face and the upper surface of flange spool 2.In actual use, bushing is oil nozzle, and chimney filter 9 is set
It sets, large granular impurity can be effectively prevent to block resistance oil nozzle sleeve 11, bushing and fourth lane 8 use step-like installation approach, can
Effectively bushing being avoided to spray sealing ring 14 under the erosion of internal high pressure fluid can guarantee that 1 lower end surface of valve body and flange are short
The leakproofness between 2 upper surfaces is saved, prevents the leakage of high-pressure fluid from causing the thorn of valve body 1 bad.
Above-mentioned filtering type double containment fixed restrictive valve can be made further optimization and/or improvements according to actual needs:
As shown in attached drawing 1,2, union connector includes union pin end 15 and union female connector 16, in union pin end 15
It is integrally fixed with outer ring body 17 outside portion, inner ring body 18 is integrally fixed in the top of union female connector 16, union pin end 15
Lower part is mounted in installation tube body 5, and on the upper surface of installation tube body 5, union female connector 16 is sleeved on union for outer ring body 17
Outside pin end 15 and installation tube body 5, the outer wall of the inner wall and installation tube body 5 of union female connector 16 is fixedly installed togather, inner ring
Body 18 is pressed on the upper surface of outer ring body 17, and union pin end 15 is internally provided with that top is big, middle part is small, lower part is big the
Triple channel 6 is fixedly installed in the upper surface of the top stepped hole to the first passage 3 between 15 lower end surface of union pin end
Chimney filter 9 is pressed in first passage 3 on the upper surface of the top stepped hole by chimney filter 9, union pin end 15.In the embodiment
Union connector both can guarantee sealed reliable, the installation and removal of 1 upper end of valve body.
As shown in Fig. 1, axis spring catch is fixedly installed on 15 outer wall of union pin end of 16 top of union female connector
Circle 19.Axis check ring 19 can be prevented when dismantling the first plug 7 since inside builds the pressure, and plug pop-up is hurted sb.'s feelings.
As shown in Fig. 1, two seals device 13 is fixedly installed between resistance oil nozzle sleeve 11 and the inner wall of first passage 3, it is close
Seal apparatus 13 includes support ring and sealing ring 14.It can be effective using the cooperation of sealing ring 14 and support ring using dual-seal
It prevents the loosening of resistance oil nozzle sleeve 11, ontology thorn bad, prevents bushing vibration from loosening, exclude to cause bushing, resistance oil nozzle sleeve because of seal failure problem
11 and valve body 1 pierce bad risk.
As shown in Fig. 1, bushing includes upper bushing 12 and lower bushing 24, and upper bushing 12 is fixedly mounted on fourth lane 8
In top, lower bushing 24 is fixedly mounted in the fourth lane 8 of 12 lower section of upper bushing, the outer wall and fourth lane 8 of lower bushing 24
Stepped hole match, upper bushing 12 and lower bushing 24 are all-carbide.Using all-carbide, throttling can be effectively prevented
Erosion of the fluid afterwards to valve body 1 prevents ontology from piercing bad, increase intensity.
As shown in Fig. 1, the Five-channel being provided in the right part of valve body 1 outside 1 right part of first passage 3 and valve body
20, Five-channel 20 is stepped hole left small and right large, is fixedly installed with the second plug 21 in the macropore of Five-channel 20, the 5th
The left end in channel 20 is corresponding with 9 position of chimney filter of filter opening 10 is evenly equipped with.Second plug 21 is relief valve, and main function is to let out
Except internal excess pressure, provided safeguard for safety in production.
As shown in attached drawing 1,2, the external wall of upper portion of flange spool 2 is integrally fixed with flange mounting disc 22, flange mounting disc 22
It is fixedly installed togather with the lower end surface of valve body 1 by bolt 23.The installation and removal easy to connect of bolt 23.
The utility model has filter device, double sealing structure, step-like installation approach by internal structure, can keep away
Exempting from ground open flow, oil nozzle is easily stifled during normal production, Yi Songdong, easily pierces bad problem.
The above technical characteristic constitutes the most preferred embodiment of the utility model, with stronger adaptability and best implementation
Effect can increase and decrease non-essential technical characteristic, according to actual needs to meet the needs of different situations.
Claims (10)
1. a kind of filtering type double containment fixed restrictive valve, it is characterised in that including valve body, union connector, flange spool；Valve body
It is internally provided with the first passage of perforation valve body upper and lower side, perforation valve body left end and first passage are provided in the left part of valve body
Second channel, the top of valve body are integrally fixed with installation tube body, and the inner cavity for installing tube body is connected with first passage, in installing pipe
It is fixedly installed with union connector in the top of body, is internally provided with the third that top is big, middle part is small, lower part is big in union connector
Channel, third channel, installation tube cavity and first passage are sequentially connected logical, are fixedly mounted in the top macropore of third channel
There is the first plug, the lower end surface of valve body and the upper surface of flange spool are fixedly installed togather, and are arranged in the inside of flange spool
There is fourth lane, fourth lane is connected with first passage；First passage below second channel be internal diameter from top to bottom successively
Reduced stepped hole, in the upper surface of the top stepped hole in first passage to the first passage between union connector lower end surface
It is fixedly installed with chimney filter, chimney filter is pressed in first passage on the upper surface of the top stepped hole by union connector, and corresponding second
It is evenly equipped with filter opening on the chimney filter in channel, resistance oil nozzle sleeve, the outer wall of resistance oil nozzle sleeve and are fixedly installed in the stepped hole of first passage
Stepped hole matches in one channel, and fourth lane is the stepped hole that internal diameter is sequentially reduced from top to bottom, the fixed peace in fourth lane
Equipped with bushing, the outer wall of bushing and the stepped hole of fourth lane match；It is fixedly mounted between resistance oil nozzle sleeve and the inner wall of first passage
There is sealing device, is fixedly installed with sealing ring between the lower end surface of valve body and the upper surface of flange spool.
2. filtering type double containment fixed restrictive valve according to claim 1, it is characterised in that union connector includes union public affairs
Connector and union female connector, are integrally fixed with outer ring body outside the middle part of union pin end, integrally solid in the top of union female connector
Surely there is inner ring body, the lower part of union pin end is mounted in installing pipe body, and outer ring housing is on the upper surface of installation tube body, union
Female connector is sleeved on union pin end and installing pipe is external, and the outer wall of the inner wall and installation tube body of union female connector is fixedly mounted on
Together, inner ring body is pressed on the upper surface of outer ring body, and union pin end is internally provided with that top is big, middle part is small, lower part is big
Third channel, be fixedly installed in the upper surface of the top stepped hole to the first passage between union pin end lower end surface
Chimney filter is pressed in first passage on the upper surface of the top stepped hole by chimney filter, union pin end.
3. filtering type double containment fixed restrictive valve according to claim 2, it is characterised in that above union female connector by
Axis check ring is fixedly installed on nonyl pin end outer wall.
4. filtering type double containment fixed restrictive valve according to claim 1 or 2 or 3, it is characterised in that resistance oil nozzle sleeve and first
Two seals device is fixedly installed between the inner wall in channel, sealing device includes support ring and sealing ring.
5. filtering type double containment fixed restrictive valve according to claim 1 or 2 or 3, it is characterised in that bushing includes upper lining
Set and lower bushing, upper bushing are fixedly mounted in the top of fourth lane, and lower bushing is fixedly mounted on the 4th below upper bushing
In channel, the outer wall of lower bushing and the stepped hole of fourth lane match, and upper bushing and lower bushing are all-carbide.
6. filtering type double containment fixed restrictive valve according to claim 4, it is characterised in that bushing includes upper bushing under
Bushing, upper bushing are fixedly mounted in the top of fourth lane, and lower bushing is fixedly mounted in the fourth lane below upper bushing,
The outer wall of lower bushing and the stepped hole of fourth lane match, and upper bushing and lower bushing are all-carbide.
7. filtering type double containment fixed restrictive valve according to claim 1 or 2 or 3, it is characterised in that in the right part of valve body
The Five-channel being inside provided with outside first passage and valve body right part, Five-channel is stepped hole left small and right large, the 5th
The second plug is fixedly installed in the macropore in channel, the left end of Five-channel is corresponding with the chimney filter position of filter opening is evenly equipped with；Or/
Flange mounting disc is integrally fixed with, the external wall of upper portion of flange spool, and the lower end surface of flange mounting disc and valve body is solid by bolt
Dingan County is fitted together.
8. filtering type double containment fixed restrictive valve according to claim 4, it is characterised in that be arranged in the right part of valve body
There is the Five-channel outside first passage and valve body right part, Five-channel is stepped hole left small and right large, in Five-channel
The second plug is fixedly installed in macropore, the left end of Five-channel is corresponding with the chimney filter position of filter opening is evenly equipped with；Or/and method
The external wall of upper portion of blue pipe nipple is integrally fixed with flange mounting disc, and the lower end surface of flange mounting disc and valve body is bolted installation
Together.
9. filtering type double containment fixed restrictive valve according to claim 5, it is characterised in that be arranged in the right part of valve body
There is the Five-channel outside first passage and valve body right part, Five-channel is stepped hole left small and right large, in Five-channel
The second plug is fixedly installed in macropore, the left end of Five-channel is corresponding with the chimney filter position of filter opening is evenly equipped with；Or/and method
The external wall of upper portion of blue pipe nipple is integrally fixed with flange mounting disc, and the lower end surface of flange mounting disc and valve body is bolted installation
Together.
10. filtering type double containment fixed restrictive valve according to claim 6, it is characterised in that be arranged in the right part of valve body
There is the Five-channel outside first passage and valve body right part, Five-channel is stepped hole left small and right large, in Five-channel
The second plug is fixedly installed in macropore, the left end of Five-channel is corresponding with the chimney filter position of filter opening is evenly equipped with；Or/and method
The external wall of upper portion of blue pipe nipple is integrally fixed with flange mounting disc, and the lower end surface of flange mounting disc and valve body is bolted installation
Together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822220492.1U CN209430161U (en) | 2018-12-27 | 2018-12-27 | Filtering type double containment fixed restrictive valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822220492.1U CN209430161U (en) | 2018-12-27 | 2018-12-27 | Filtering type double containment fixed restrictive valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209430161U true CN209430161U (en) | 2019-09-24 |
Family
ID=67974159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822220492.1U Active CN209430161U (en) | 2018-12-27 | 2018-12-27 | Filtering type double containment fixed restrictive valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209430161U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538161A (en) * | 2018-12-27 | 2019-03-29 | 中国石油集团西部钻探工程有限公司 | Filtering type double containment fixed restrictive valve |
| CN110725665A (en) * | 2019-10-31 | 2020-01-24 | 江苏金石机械集团有限公司 | Sand-proof fixed throttle valve |
-
2018
- 2018-12-27 CN CN201822220492.1U patent/CN209430161U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538161A (en) * | 2018-12-27 | 2019-03-29 | 中国石油集团西部钻探工程有限公司 | Filtering type double containment fixed restrictive valve |
| CN110725665A (en) * | 2019-10-31 | 2020-01-24 | 江苏金石机械集团有限公司 | Sand-proof fixed throttle valve |
| WO2021082713A1 (en) * | 2019-10-31 | 2021-05-06 | 江苏金石机械集团有限公司 | Fixed throttle valve for sand control |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201111 Address after: 100120 Liupu Kang, Dongcheng District, Beijing Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Xibu Drilling Engineering Co.,Ltd. Address before: 834000 the Xinjiang Uygur Autonomous Region Karamay Karamay Friendship Road No. 115 joint office building oil testing company Patentee before: CNPC Xibu Drilling Engineering Co.,Ltd. |