CN204920925U - Accurate eccentric water filling tool of oil -field flooding well - Google Patents
Accurate eccentric water filling tool of oil -field flooding well Download PDFInfo
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- CN204920925U CN204920925U CN201520650488.2U CN201520650488U CN204920925U CN 204920925 U CN204920925 U CN 204920925U CN 201520650488 U CN201520650488 U CN 201520650488U CN 204920925 U CN204920925 U CN 204920925U
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- control valve
- motor
- water injection
- oil
- eccentric
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Abstract
The utility model provides an accurate eccentric water filling tool of oil -field flooding well, it belongs to oil field water filling tool technical field in the pit, it includes its characterized in that top connection, electric control valve, circuit control module, flow sensor, goes up seating nipple and lower seating nipple, be equipped with eccentric orfice and pressure port on the electric control valve casing, electric control valve set up the upper end that is located the eccentric orfice in the electric control valve casing, circuit control module connect the rear portion at electric control valve, flow sensor arranges the interior eccentric orfice lower extreme of electric control valve casing in, the exit end of pressure port set up a pressure gauge, the cable of flow sensor, pressure gauge through the threading pipe with connect and be connected with the just direction changing control circuit module of a steerable motor. The utility model discloses the effectual oil -field flooding qualification rate that has improved has reduced the oil field injection -production ratio, increases the oil well tar productivity, great saving the energy resource consumption of recovering the oil.
Description
Technical field:
The utility model relates to a kind of water injection well in oil fields Precise eccentric water injection tool, it belongs to oil field well water injection tool technical field.
Background technology:
The seperated layer water injection in current oil field limits by equipment and technology bottleneck, particularly the restriction of underground water-injection tool technique, and cause water filling situation not monitor in real time, water filling qualification rate is low, and inefficient water injection remains high; The super note of high permeability zone, a large amount of water inefficient cycle injecting stratum, cause injection-production ratio to occupy high, and less permeable layer water injection rate is not enough, oil reservoir is degassed, causes pressure imbalance between each series of strata; Cause oil well produced liquid treating capacity large, oil recovery energy consumption can be in any more.
Summary of the invention:
The purpose of this utility model is to provide one can realize monitoring water filling situation in real time, and controls the water injection well in oil fields Precise eccentric water injection tool of accurate water injection rate.
The purpose of this utility model is achieved in that
A kind of water injection well in oil fields Precise eccentric water injection tool, is characterized in that it comprises top connection, motor-operated control valve, circuit control module, flow transmitter, upper seating nipple and lower seating nipple; Described top connection, upper seating nipple, Electronic control valve housing, lower seating nipple and lower contact pass through successively be threaded integral; Described Electronic control valve chest is provided with eccentric orfice and pressure port, and described motor-operated control valve is arranged on the upper end being positioned at eccentric orfice in Electronic control valve chest; Described circuit control module is connected to the rear portion of motor-operated control valve, and described flow transmitter is placed in eccentric orfice lower end in Electronic control valve chest; Arrange a pressure gauge at the port of export of described pressure port, the control circuit module that described flow transmitter, manometric cable can control motor positive and inverse by penetration pipe and joint and is connected.
Described motor-operated control valve comprises can, the control circuit module be placed in shell, by the motor of cable and control circuit model calling and realize the closed check mechanism of motor-operated control valve valve opening.
Described can is threaded successively and is formed by seal nipple, circuit guard shield, motor shroud, anchor tip, sealed adapter sleeve, filtering head and be fixed on circuit guard shield inside.
Described check mechanism comprises a drive sleeve, turn-screw and spring assembly, and described drive sleeve is arranged in an anchor tip endoporus, and described motor shaft is inserted in drive sleeve endoporus; Described turn-screw is set with spring assembly and is assembled in the valve head on spring assembly; Valve seat is pressed in a seam of a sealed adapter sleeve lower end by a filtering head.
Described spring assembly comprises spring base, spring, spring stop piece; Described spring assembly and valve head are fixed by clamp nut 31.
The utility model solves underground water-injection situation in prior art and can not monitor in real time, oil-field flooding qualification rate is low, and the large energy consumption of oil well produced liquid treating capacity is high, and oil reservoir is degassed, cause the problem such as pressure imbalance between each series of strata, effectively raise oil-field flooding qualification rate, reduce oilfield injection-production ratio, heighten well recovery rate, reduce inefficient water injection and Produced Liquid treating capacity, prevent strata pressure uneven, prevent the degassed or excessive water filling of oil reservoir, saved the energy consumption of recovering the oil greatly.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model motor-operated control valve.
Detailed description of the invention:
Below in conjunction with accompanying drawing 1 and Fig. 2, the utility model is further detailed:
In the present embodiment, the utility model comprises top connection 1, motor-operated control valve 8, circuit control module 9, flow transmitter 10, upper seating nipple 2 and lower seating nipple 4; Described top connection 1, upper seating nipple 2, Electronic control valve housing 3, lower seating nipple 4 and lower contact 5 pass through successively be threaded integral; Described Electronic control valve chest 3 is provided with eccentric orfice 6 and pressure port 7, and described motor-operated control valve 8 is arranged on the upper end being positioned at eccentric orfice 6 in Electronic control valve chest 3.Described motor-operated control valve 8 comprises can, the control circuit module 21 be placed in shell, the motor 23 be connected with control circuit module 21 by cable 22 and realize the closed check mechanism of motor-operated control valve 8 valve opening.Described control circuit module 21 is powered by cable 22 for motor 23 and controls motor positive and inverse.
Described can is threaded successively and is formed by seal nipple 15, circuit guard shield 16, motor shroud 17, anchor tip 18, sealed adapter sleeve 19, filtering head 20 and be fixed on circuit guard shield 16 inside.Described check mechanism comprises a drive sleeve 25, turn-screw 26 and spring assembly, and described drive sleeve 25 is arranged in anchor tip 18 endoporus, and described motor shaft 24 is inserted in drive sleeve 25 endoporus; Described turn-screw 26 is set with spring assembly and is assembled in the valve head 30 on spring assembly; Valve seat 32 is pressed in a seam of sealed adapter sleeve 19 lower end by a filtering head 20.Described spring assembly comprises spring base 27, spring 28, spring stop piece 29; Described spring assembly and valve head 30 are fixed by clamp nut 31.Described circuit control module 9 is connected to the rear portion of motor-operated control valve 8, and described flow transmitter 10 is placed in eccentric orfice 6 lower end in Electronic control valve chest 3; Arrange a pressure gauge 11 at the port of export of described pressure port 7, the control circuit module 9 that described flow transmitter 10, the cable of pressure gauge 11 can control motor positive and inverse by penetration pipe 12 and joint 13 and is connected.Penetration pipe 12 and joint 13 play the effect of fixing motor-operated control valve simultaneously, and the power supply of flow and pressure signal process transmission and motor-operated control valve is completed by cable 14.
Assembling of the present utility model and operating principle as follows:
Upper seating nipple 2 is threaded connection by top connection 1,, upper seating nipple 2 is threaded Electronic control valve body 3, Electronic control valve body 3 is threaded connection lower seating nipple 4, and lower seating nipple 4 is threaded lower contact 5, forms the shell of the accurate water filling eccentric water injection tool of Long-distance Control, Electronic control valve body 3 there are eccentric orfice 6 and pressure port 7, motor-operated control valve 8 is inserted in the inside of the upper end of eccentric orfice 6, circuit control module 9 is connected to the rear portion of motor-operated control valve 8, flow transmitter 10 is inserted in the inside of eccentric orfice lower end, and with being threaded, the main port of export being arranged on pressure port 7 of pressure gauge 11, flow transmitter 10 is connected with control circuit module 9 under the protection of penetration pipe 12 with joint 13 with pressure gauge 11 cable, penetration pipe 12 and joint 13 play the effect be fixed on by motor-operated control valve on Electronic control valve body 3 simultaneously, the power supply of flow and pressure signal process transmission and motor-operated control valve is completed by cable 14.
Operating principle is after circuit control module 9 receives ground control instruction, commander motor 23 just or reversion drive drive sleeve 25 just or reversion, drive sleeve 25 drives on turn-screw 26 or lower motion, and valve head 30 is followed leading screw and moved up and down, by-pass valve control aperture, realizes the control to injected water volume; Special motor-operated control valve is provided with check mechanism, when valve reaches maximum, spring base 28 on turn-screw is obstructed Compress Spring, turn-screw 27 is made to stop moving upward, after motor-operated control valve is closed completely, turn-screw 27 motion thread is thrown off, and no longer continues descending, simultaneously spring stop piece 31 be obstructed Compress Spring 30 when ensureing Open valve the screw thread of turn-screw can normally engage.
Claims (5)
1. a water injection well in oil fields Precise eccentric water injection tool, is characterized in that it comprises top connection (1), motor-operated control valve (8), circuit control module (9), flow transmitter (10), upper seating nipple (2) and lower seating nipple (4); Described top connection (1), upper seating nipple (2), Electronic control valve housing (3), lower seating nipple 4 and lower contact 5 pass through successively be threaded integral; Described Electronic control valve chest (3) is provided with eccentric orfice (6) and pressure port (7), and described motor-operated control valve (8) is arranged on the upper end being positioned at eccentric orfice (6) in Electronic control valve chest (3); Described circuit control module (9) is connected to the rear portion of motor-operated control valve (8), and described flow transmitter (10) is placed in Electronic control valve chest (3) interior eccentric orfice (6) lower end; Arrange a pressure gauge (11) at the port of export of described pressure port (7), described flow transmitter (10), the cable of pressure gauge (11) are connected with the control circuit module (9) that joint (13) and can control motor positive and inverse by penetration pipe (12).
2. water injection well in oil fields Precise eccentric water injection tool as claimed in claim 1, is characterized in that described motor-operated control valve (8) comprises can, the control circuit module (21) be placed in shell, the motor (23) be connected with control circuit module (21) by cable and realize the check mechanism that motor-operated control valve (8) valve opening closes.
3. water injection well in oil fields Precise eccentric water injection tool as claimed in claim 2, is characterized in that described can is threaded successively and is formed by seal nipple (15), circuit guard shield (16), motor shroud (17), anchor tip (18), sealed adapter sleeve (19), filtering head (20) and be fixed on circuit guard shield (16) inside.
4. water injection well in oil fields Precise eccentric water injection tool as claimed in claim 2, it is characterized in that described check mechanism comprises a drive sleeve (25), turn-screw (26) and spring assembly, described drive sleeve (25) is arranged in an anchor tip (18) endoporus, and described motor shaft (24) is inserted in drive sleeve (25) endoporus; Described turn-screw (26) is set with spring assembly and is assembled in the valve head (30) on spring assembly; Valve seat (32) is pressed in a seam of a sealed adapter sleeve (19) lower end by a filtering head (20).
5. water injection well in oil fields Precise eccentric water injection tool as claimed in claim 4, is characterized in that described spring assembly comprises spring base (27), spring (28), spring stop piece (29); Described spring assembly and valve head (30) are fixed by clamp nut 31.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520650488.2U CN204920925U (en) | 2015-08-26 | 2015-08-26 | Accurate eccentric water filling tool of oil -field flooding well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520650488.2U CN204920925U (en) | 2015-08-26 | 2015-08-26 | Accurate eccentric water filling tool of oil -field flooding well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204920925U true CN204920925U (en) | 2015-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520650488.2U Active CN204920925U (en) | 2015-08-26 | 2015-08-26 | Accurate eccentric water filling tool of oil -field flooding well |
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| Country | Link |
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| CN (1) | CN204920925U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106014362A (en) * | 2016-05-10 | 2016-10-12 | 深圳市佳运通电子有限公司 | Remote control oil field water injection well accurate and eccentric water injection system and water injection procedure |
| CN106761553A (en) * | 2016-12-16 | 2017-05-31 | 中国石油化工股份有限公司江汉油田分公司石油工程技术研究院 | A kind of gas well can choke valve under the smart well of emergency shutdown |
| CN109184637A (en) * | 2018-07-23 | 2019-01-11 | 深圳市佳运通电子有限公司 | The electronic water injection tool stroke sensor in oil field |
-
2015
- 2015-08-26 CN CN201520650488.2U patent/CN204920925U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106014362A (en) * | 2016-05-10 | 2016-10-12 | 深圳市佳运通电子有限公司 | Remote control oil field water injection well accurate and eccentric water injection system and water injection procedure |
| CN106761553A (en) * | 2016-12-16 | 2017-05-31 | 中国石油化工股份有限公司江汉油田分公司石油工程技术研究院 | A kind of gas well can choke valve under the smart well of emergency shutdown |
| CN109184637A (en) * | 2018-07-23 | 2019-01-11 | 深圳市佳运通电子有限公司 | The electronic water injection tool stroke sensor in oil field |
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| C14 | Grant of patent or utility model | ||
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