CN209244547U - It is a kind of can at-once monitor water injection pressure Water injection well head device - Google Patents
It is a kind of can at-once monitor water injection pressure Water injection well head device Download PDFInfo
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- CN209244547U CN209244547U CN201822032474.0U CN201822032474U CN209244547U CN 209244547 U CN209244547 U CN 209244547U CN 201822032474 U CN201822032474 U CN 201822032474U CN 209244547 U CN209244547 U CN 209244547U
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- water injection
- pressure
- water
- inner oil
- oil tube
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Abstract
The utility model relates to it is a kind of can at-once monitor water injection pressure Water injection well head device.It is a kind of can at-once monitor water injection pressure Water injection well head device, including inner oil tube is equipped on the outside of inner oil tube coaxial with inner oil tube, and for the casing short joint with water injection well casing connection, casing short joint is equipped with water outlet；It further include cross tubing head, waterflood-transmission line and the data collection system for being located at inner oil tube top and being connect with inner oil tube；Described waterflood-transmission line one end is connected to cross tubing head, and the other end is connected to casing short joint, and waterflood-transmission line is equipped with water inlet；The data collection system includes pressure monitor system, the pressure monitor system includes sequentially connected pressure sensor, data acquisition module and computer, the pressure sensor is located in lower connection and the junction of waterflood-transmission line and casing short joint.The utility model is easy to operate, and positive injection may be implemented, anti-to infuse, and just washes, backwash operation, and can be with at-once monitor water injection pressure.
Description
Technical field
The utility model relates to it is a kind of can at-once monitor water injection pressure Water injection well head device, and in particular to be oil-field flooding
The positive injection of water injection well when production, it is anti-to infuse, it just washes, the well head operating device of the instant pressure monitoring in backwash and corresponding process.
Background technique
Water flooding is the now widely used oil recovery technique in China.Water injection well water filling is divided into positive injection, anti-to infuse, water filling
Well servicing includes positive well-flushing, the processes such as anti-flushing well.The fine waterflooding requirement in oil field at-once monitor water injection pressure etc. in the injecting process
Parameter, to provide reference for Water injection rate etc..Conventional waterflooding wellhead assembly is to install pressure gauge in well head, by reading pressure
Table data obtain current pressure data, cannot facilitate, immediately, the comprehensive variation for recording well head water injection pressure, thus cannot and
When control water injection well fill the water situation.
Summary of the invention
The utility model is intended in view of the above-mentioned problems, proposing a kind of water injection well dress for capableing of at-once monitor water injection pressure
It sets, so as to instant, comprehensively grasps the pressure changing of water injection well.
The technical solution of the utility model is:
It is a kind of can at-once monitor water injection pressure Water injection well head device, including inner oil tube is equipped on the outside of inner oil tube and interior oil
Pipe is coaxial, and for the casing short joint with water injection well casing connection, casing short joint is equipped with water outlet；It further include being located at inner oil tube
Top and cross tubing head, waterflood-transmission line and the data collection system being connect with inner oil tube；The cross tubing head packet
Upper water-out mouth, lateral water outlet, lateral water inlet and lower connection are included, lower connection is connected to inner oil tube；The waterflood-transmission line one
End is connected to cross tubing head, and the other end is connected to casing short joint, and waterflood-transmission line is equipped with water inlet；The data acquisition
System includes pressure monitor system, and the pressure monitor system includes sequentially connected pressure sensor, data acquisition module
And computer, the pressure sensor is located in lower connection and the junction of waterflood-transmission line and casing short joint.
It further include warning device, the warning device is the sound-light alarm of the upper water-out mouth positioned at cross tubing head
Device, the combined aural and visual alarm are connect with computer.
The waterflood-transmission line is fold-line-shaped waterflood-transmission line, and the fold-line-shaped waterflood-transmission line includes upper horizontal line section, vertical line section
With lower horizontal line section, the water inlet is located in vertical line section, and upper horizontal line section is connect with lateral water inlet, lower horizontal line section and casing short joint
Connection.
It is connected between the lower connection and inner oil tube by ring flange, the casing short joint upper end also connects with ring flange
It connects.
It is equipped with valve on the upper water-out mouth of the cross tubing head, lateral water outlet and lateral water inlet, is filled the water
Valve also is provided on the vertical line section of pipeline, lower horizontal line section and water outlet.
The valve is to screw valve manually.
The height of cross tubing head and the height of casing short joint is 0.5m.
It further include the first pressure gauge positioned at lower connectivity part, second between lower horizontal line section valve and casing short joint
Pressure gauge.
The pressure sensor is the pressure sensor that pressure-bearing range is not less than 20MPa.
The utility model has the technical effect that
The utility model is easy to operate, and positive injection may be implemented, anti-to infuse, and just washes, backwash operation, and can be infused with at-once monitor
Water pressure.
Detailed description of the invention
Fig. 1 be the utility model one kind can at-once monitor water injection pressure Water injection well head device structural schematic diagram.
Appended drawing reference: 1 is cross tubing head, and 1-1 is upper water-out mouth, and 1-2 is lateral water outlet, and 1-3 is laterally water inlet
Mouthful, 1-4 is lower connection, and 2 be ring flange, and 3 be casing short joint, and 4 be waterflood-transmission line, and 5-1,5-2,5-3,5-4,5-5,5-6 are
Valve, 6-1 are first pressure gauge, and 6-2 is second pressure gauge, and 7 be water inlet, and 8-1 is first pressure sensor, 8-2 second
Pressure sensor, 9 be data acquisition module, and 10 be computer, and 11 be inner oil tube, and 12 be water outlet, and 13 be casing short joint screw thread,
14 be combined aural and visual alarm.
Specific embodiment
As described in Figure 1, it is a kind of can at-once monitor water injection pressure Water injection well head device, including inner oil tube 11, inner oil tube 11
Outside is equipped with coaxial with inner oil tube 11, and for casing short joint 3 with water injection well casing connection, casing short joint 3 is equipped with horizontal
Outwardly directed water outlet 12 is equipped with valve at water outlet 12；It further include connecting positioned at 11 top of inner oil tube and with inner oil tube 11
Cross tubing head 1, waterflood-transmission line 4 and data collection system；
The cross tubing head 1 includes upper water-out mouth 1-1, lateral water outlet 1-2, lateral water inlet 1-3 and lower company
It is equipped with valve on logical 1-4, lateral water outlet 1-2 and lateral water inlet 1-3, upper horizontal line section is equipped with valve 5-2 and acousto-optic report
Alert device 14；Inner oil tube 11 is connect with ring flange 2 with the top of casing short joint 3, and bottom end passes through casing short joint screw thread 13 and water filling
Casing connection；
The waterflood-transmission line 4 is fold-line-shaped waterflood-transmission line 4, and the fold-line-shaped waterflood-transmission line 4 includes upper horizontal line section, vertical line
Section and lower horizontal line section, the water inlet 7 are located in vertical line section, and upper horizontal line section is connect with transverse direction water inlet 1-3, lower horizontal line section and set
Pipe is shorted 3 connections, is equipped with valve at vertical line section and lower horizontal line section.The data collection system includes pressure monitor system,
The pressure monitor system includes sequentially connected pressure sensor, data acquisition module 9 and computer 10, in computer 10
It is equipped with data acquisition software；The pressure sensor includes first pressure sensor 8-1 and second pressure sensor 8-2, and first
Pressure sensor 8-1 is located on lower connection 1-4, and second pressure sensor 8-2 is located at the connection of waterflood-transmission line 4 and casing short joint 3
Place.It further include warning device, the warning device is the combined aural and visual alarm of the upper water-out mouth 1-1 positioned at cross tubing head 1
14, the combined aural and visual alarm 14 is connect with computer 10.All valves are to screw valve manually in the present embodiment.Cross oil pipe
First 1 height and the height of casing short joint 3 are 0.5m.Further include the first pressure gauge 6-1 at lower connection 1-4, is located at
Second pressure gauge 6-2 between lower horizontal line section valve and casing short joint 3.The first pressure sensor 8-1 and second pressure
Sensor 8-2 is the pressure sensor that pressure-bearing range is not less than 20MPa.
The specific implementation process of the utility model are as follows:
Staff sets 14 high-low pressure respective range of combined aural and visual alarm, that is, works as calculating according to water filling block water flooding feature
When machine 10 is higher than a certain value from the collected pressure value of data acquisition module 9, combined aural and visual alarm 14 issues alarm and flashing light, low
14 flashing light of combined aural and visual alarm when a certain value does not issue alarm and not flashing light when falling between, fill the water for normal design
Pressure state.
When carrying out positive injection, valve 5-3 is opened, closes remaining valve, injection water enters waterflood-transmission line 4, note by water inlet 7
Water pressure is read through data acquisition module 9 by computer 10 by pressure sensor, and by combined aural and visual alarm 14 according to computer
10 pressure values read are made accordingly, to realize the positive the injecting process of at-once monitor positive injection pressure, while first pressure gauge 6-1
Live it can show the positive injection process water injection pressure.
It is counter to open valve 5-4, valve 5-5 when being infused, remaining valve is closed, injection water enters water filling by water inlet 7
Pipeline 4, water injection pressure are read through data acquisition module 9 by computer 10 by pressure sensor, and by combined aural and visual alarm 14
It is made accordingly according to the pressure value that computer 10 is read, to realize the anti-the injecting process of the anti-injection pressure power of at-once monitor, while second
Pressure gauge 6-2 can the anti-note process water injection pressure of scene reading.
When just being washed operation, valve 5-3, valve 5-6 are opened, closes remaining valve, injection water is entered by water inlet 7
Waterflood-transmission line 4, thus the annular space realizing that injection water is injected by inner oil tube 11, and being made up of casing short joint 3 and inner oil tube 11,
The positive washing well process instead gone out by water outlet 12.
When carrying out backwash operation, valve 5-1 is opened, valve 5-4, valve 5-5 close remaining valve, to realize injection
Water is injected by the annular space that casing short joint 3 and inner oil tube 11 form, and by inner oil tube 11, by the cross on cross tubing head 1
The anti-flushing well process instead gone out to water outlet 1-2.
Wherein, first pressure sensor 8-1 and second pressure sensor 8-2 is Changsha Tai He Electronics Equipment Co., Ltd
The PPM-S325A type pressure sensor of production.Combined aural and visual alarm 14 is the CYDK- of Xi'an Xin Min Electronic Science and Technology Co., Ltd. production
III-SG type combined aural and visual alarm.Data acquisition module 9 is that Shenzhen is just being the WM6310 type pressure that Information Technology Co., Ltd provides
Force sensor data acquisition module, computer 10 are built-in with corresponding data acquisition software, and data acquisition software is Si Mingte public
Take charge of the SUPY1.0 software of exploitation.
Claims (9)
1. one kind can at-once monitor water injection pressure Water injection well head device, including inner oil tube (11) is equipped on the outside of inner oil tube (11)
Coaxially with inner oil tube (11), and for the casing short joint (3) with water injection well casing connection, casing short joint (3) is equipped with water outlet
(12)；It is characterized by also including be located at inner oil tube (11) top and connect with inner oil tube (11) cross tubing head (1),
Waterflood-transmission line (4) and data collection system；The cross tubing head (1) includes upper water-out mouth (1-1), lateral water outlet
(1-2), lateral water inlet (1-3) and lower connection (1-4), lower connection (1-4) are connected to inner oil tube (11)；The waterflood-transmission line
(4) one end is connected to cross tubing head, and the other end is connected to casing short joint (3), and waterflood-transmission line (4) is equipped with water inlet (7)；
The data collection system includes pressure monitor system, and the pressure monitor system includes sequentially connected pressure sensing
Device, data acquisition module (9) and computer (10), the pressure sensor is located on lower connection (1-4) and water injection pipe
The junction of line (4) and casing short joint (3).
2. it is according to claim 1 can at-once monitor water injection pressure Water injection well head device, it is characterised in that: further include report
Alarm device, the warning device are the combined aural and visual alarm (14) of the upper water-out mouth (1-1) positioned at cross tubing head (1), institute
Combined aural and visual alarm (14) is stated to connect with computer (10).
3. it is according to claim 2 can at-once monitor water injection pressure Water injection well head device, it is characterised in that: the note
Water pipeline (4) is fold-line-shaped waterflood-transmission line (4), and the fold-line-shaped waterflood-transmission line (4) includes upper horizontal line section, vertical line section and lower horizontal line
Section, the water inlet (7) are located in vertical line section, and upper horizontal line section is connect with lateral water inlet (1-3), lower horizontal line section and casing short joint
(3) it is connected to.
4. it is according to claim 3 can at-once monitor water injection pressure Water injection well head device, it is characterised in that: under described
Connection (1-4) and inner oil tube (11) between pass through ring flange (2) connect, the casing short joint (3) upper end also with ring flange (2)
Connection.
5. it is according to claim 4 can at-once monitor water injection pressure Water injection well head device, it is characterised in that: described ten
It is equipped with valve on the upper water-out mouth (1-1) of font tubing head (1), lateral water outlet (1-2) and lateral water inlet (1-3), is infused
Valve also is provided on the vertical line section of water pipeline (4), lower horizontal line section and water outlet (12).
6. it is according to claim 5 can at-once monitor water injection pressure Water injection well head device, it is characterised in that: the valve
Door is to screw valve manually.
7. it is according to claim 6 can at-once monitor water injection pressure Water injection well head device, it is characterised in that: described ten
The height of font tubing head (1) and the height of casing short joint (3) are 0.5m.
8. it is according to claim 7 can at-once monitor water injection pressure Water injection well head device, it is characterised in that: further include position
First pressure gauge (6-1) at lower connection (1-4), the second pressure between lower horizontal line section valve and casing short joint (3)
Power table (6-2).
9. it is according to claim 8 can at-once monitor water injection pressure Water injection well head device, it is characterised in that: the pressure
Force snesor is the pressure sensor that pressure-bearing range is not less than 20MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822032474.0U CN209244547U (en) | 2018-12-05 | 2018-12-05 | It is a kind of can at-once monitor water injection pressure Water injection well head device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822032474.0U CN209244547U (en) | 2018-12-05 | 2018-12-05 | It is a kind of can at-once monitor water injection pressure Water injection well head device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209244547U true CN209244547U (en) | 2019-08-13 |
Family
ID=67531504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822032474.0U Expired - Fee Related CN209244547U (en) | 2018-12-05 | 2018-12-05 | It is a kind of can at-once monitor water injection pressure Water injection well head device |
Country Status (1)
| Country | Link |
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| CN (1) | CN209244547U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112664169A (en) * | 2020-12-31 | 2021-04-16 | 胡克 | Accurate water injection method and accurate water injection system for oil field low injection well |
| CN113653473B (en) * | 2020-04-28 | 2023-09-26 | 中国石油天然气股份有限公司 | Water injection system and water injection method |
-
2018
- 2018-12-05 CN CN201822032474.0U patent/CN209244547U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113653473B (en) * | 2020-04-28 | 2023-09-26 | 中国石油天然气股份有限公司 | Water injection system and water injection method |
| CN112664169A (en) * | 2020-12-31 | 2021-04-16 | 胡克 | Accurate water injection method and accurate water injection system for oil field low injection well |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190813 Termination date: 20211205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |