CN106703790A - Downhole electronic pressure bomb - Google Patents
Downhole electronic pressure bomb Download PDFInfo
- Publication number
- CN106703790A CN106703790A CN201710039854.4A CN201710039854A CN106703790A CN 106703790 A CN106703790 A CN 106703790A CN 201710039854 A CN201710039854 A CN 201710039854A CN 106703790 A CN106703790 A CN 106703790A
- Authority
- CN
- China
- Prior art keywords
- electronic pressure
- support
- sensor
- pressure bomb
- downhole electronic
- 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.)
- Pending
Links
- 230000007704 transition Effects 0.000 claims description 25
- 238000007789 sealing Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 12
- 238000013461 design Methods 0.000 abstract description 6
- 210000001503 joint Anatomy 0.000 abstract 3
- 239000002699 waste material Substances 0.000 abstract 1
- 238000003466 welding Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000004308 accommodation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/06—Measuring temperature or pressure
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Geophysics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention relates to the electronic pressure gauge field, in particular to a downhole electronic pressure bomb. The downhole electronic pressure bomb comprises an upper joint, wherein a connector lug and a middle joint are respectively connected with two ends of the upper joint, a battery is arranged in the upper joint, a lower joint is connected with the end of the middle joint, a sensor is arranged in the lower joint, a support is arranged in the middle joint, the support is respectively connected with the battery and the sensor in detachable mode, and a circuit board is further installed on the support. According to the downhole electronic pressure bomb, the support is respectively connected with the battery and the sensor in detachable mode, and simultaneously the circuit board is installed on the support, and therefore direct welding connection between the circuit board and the sensor is avoided, the design can facilitate maintenance of the downhole electronic pressure bomb, and when the downhole electronic pressure bomb breaks down, the circuit board or the sensor can be separately replaced, integral replacement is not needed, unnecessary resource waste can be reduced in maintenance, and maintenance cost of the product is reduced.
Description
Technical field
The present invention relates to electronic pressure gauge field, and in particular to a kind of downhole electronic pressure bomb.
Background technology
In oil field prospecting and development process, the test and monitoring of the pressure and temperature on oil gas field stratum are formation testing, pilot production
The vital task of work, be also formulate well site production system, determine well site yield and demarcate completion situation data foundation stone, therefore
In order to correctly evaluate the oil gas equivalent on mineral reserve stratum, in time accurately measurement oil-containing, the pressure of gas-bearing bed and temperature value have it is non-
Often important realistic meaning.
Electronic pressure gauge is widely used in measuring and recording the pressure and temperature of the media such as oil, the gas and water in oil gas field stratum
Angle value.Existing electronic pressure gauge is usually to be welded directly together circuit board and sensor, although save space, but
Maintenance difficult can be so brought, if electronic pressure gauge breaks down, the mode of integral replacing circuit board can only be just taken, it is this
There is certain wasting of resources in maintenance mode, economy is relatively low.
The content of the invention
Present invention aim at：Circuit board and sensor for current oil gas field downhole electronic pressure bomb are directly welded
Together, the problem of inconvenient maintenance is caused, there is provided a kind of downhole electronic pressure bomb, the circuit board and sensor of the electronic pressure gauge
Connected using assembled, when electronic pressure gauge breaks down, circuit board or sensor can be individually replaced, and it is whole without carrying out
Body is changed.
To achieve these goals, the technical solution adopted by the present invention is：
A kind of downhole electronic pressure bomb, including top connection, the top connection two ends are connected with connector lug and transition joint respectively,
Battery is provided with inside top connection, the end of the transition joint is connected with lower contact, and sensor, the centre are provided with inside lower contact
Support is provided with inside joint, the support is detachably connected with battery and sensor respectively, and circuit board is also equipped with support.
The electronic pressure gauge is detachably connected with battery and sensor respectively by by support, while installing electricity on support
Road plate, so as to avoid that circuit board and sensor are directly weldingly connected, so design can make the maintenance of electronic pressure gauge more square
Just, when electronic pressure gauge breaks down, circuit board or sensor can be individually replaced, and without carrying out integral replacing so that
The unnecessary wasting of resources can be reduced when safeguarding, the maintenance cost of product is reduced.
Used as preferred scheme of the invention, the top connection is connected through a screw thread with transition joint, and is provided with junction
Sealing ring.It is easy to the assembling of the two by being attached using screw thread, it is to prevent prepare liquid to be provided with sealing ring in junction
Body enters in transition joint, so as to avoid the damage of internal electric elements.
Used as preferred scheme of the invention, the lower contact is connected through a screw thread with transition joint, and is provided with junction
Sealing ring.It is easy to the assembling of the two by being attached using screw thread, it is to prevent prepare liquid to be provided with sealing ring in junction
Body enters in transition joint, so as to avoid the damage of internal electric elements.
Used as preferred scheme of the invention, described support one end is provided with the screwed hole being adapted with the joint on battery, branch
The connecting plate of biasing is provided with the middle of frame, connecting plate end is provided with for the compacting ring with sensor contacts, and the compacting ring is with
Joint is connected through a screw thread.By the screwed hole that is adapted with the joint on battery of setting on support, be so easy to support and
The connection and assembling of battery.
As preferred scheme of the invention, it is equipped with for revolving in the connector lug, top connection, transition joint and lower contact
Tight tightens portion, and the portion of tightening is the plane of the symmetrical machining on excircle.Can be in order to the dress of joint using such design
With tightening.
Used as preferred scheme of the invention, the connector lug, top connection, transition joint, lower contact and support be not using
Rust Steel material is made.
In sum, by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
The electronic pressure gauge is detachably connected with battery and sensor respectively by by support, while installing electricity on support
Road plate, so as to avoid that circuit board and sensor are directly weldingly connected, so design can make the maintenance of electronic pressure gauge more square
Just, when electronic pressure gauge breaks down, circuit board or sensor can be individually replaced, and without carrying out integral replacing so that
The unnecessary wasting of resources can be reduced when safeguarding, the maintenance cost of product is reduced.
Brief description of the drawings
Fig. 1 is downhole electronic pressure bomb front view of the present invention.
Fig. 2 is the B-B sectional views of Fig. 1.
Fig. 3 is the support front view in Fig. 2.
Fig. 4 is the C-C sectional views of Fig. 3.
Fig. 5 is the top connection structure chart in Fig. 2.
Fig. 6 is the transition joint structure chart in Fig. 2.
Fig. 7 is the lower contact structure chart in Fig. 2.
Marked in figure：1- lower contacts, 11- sensor accommodation chambers, 12- pressure ports, 2- sensors, 3- transition joints, 31- branch
Frame accommodating chamber, 4- supports, 41- screwed holes, 42- fixing holes, 43- connecting plates, 44- compacting rings, 5- circuit boards, 6- batteries, on 7-
Joint, 71- battery accommodating chambers, 8- connector lugs.
Specific embodiment
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the present invention, not
For limiting the present invention.
Embodiment
The present invention provides a kind of downhole electronic pressure bomb；
As depicted in figs. 1 and 2, the downhole electronic pressure bomb in the present embodiment, including top connection 7, the one end of the top connection 7
Connector lug 8 is connected with by screw thread, the other end of top connection 7 is connected with transition joint 3, and the end of transition joint 3 is connected with lower contact 1, institute
State and battery 6 is installed inside top connection 7, sensor 2 is provided with inside lower contact 1, support 4, institute are provided with inside the transition joint 3
State support 4 to be detachably connected with battery 6 and sensor 2 respectively, circuit board 5 is also equipped with support 4.
The electronic pressure gauge is detachably connected with battery and sensor respectively by by support, while installing electricity on support
Road plate, so as to avoid that circuit board and sensor are directly weldingly connected, so design can make the maintenance of electronic pressure gauge more square
Just, when electronic pressure gauge breaks down, circuit board or sensor can be individually replaced, and without carrying out integral replacing so that
The unnecessary wasting of resources can be reduced when safeguarding, the maintenance cost of product is reduced.
As shown in Figure 2 and Figure 5, in the present embodiment, battery accommodating chamber 71 is provided with inside the top connection 7, its size with electricity
Pool size is adapted, and the top connection 7 is connected through a screw thread with transition joint 3, and is provided with sealing ring in junction.By using
Screw thread is attached is easy to the assembling of the two, and it is to prevent testing liquid from entering transition joint to be provided with sealing ring in junction
It is interior, so as to avoid the damage of internal electric elements.
As shown in Figure 2 and Figure 7, in the present embodiment, sensor accommodation chamber 11 and pressure port are provided with inside the lower contact 1
12, liquid to be detected can be in contact by pressure port 12 with sensor, and the lower contact 1 is connected with transition joint 3 by screw thread
Connect, and sealing ring is provided with junction.It is easy to the assembling of the two by being attached using screw thread, sealing ring is provided with junction
It is in order to prevent testing liquid from entering in transition joint, so as to avoid the damage of internal electric elements.
As shown in Figure 2, Figure 3 and Figure 4, in the present embodiment, the one end of the support 4 is provided with and is adapted with the joint on battery 6
Screwed hole 41, the connecting plate 43 of biasing is provided with the middle of support 4, the end of connecting plate 43 is provided with the pressure for being contacted with sensor 2
Collar 44, after the compacting ring 44 is connected through a screw thread with lower contact 1, makes sensor 2 be brought into close contact with the end face of compacting ring 44,
The fixing hole 42 for mounting circuit boards 5 is additionally provided with the support 4.Mutually fitted with the joint on battery by being set on support
The screwed hole matched somebody with somebody, is so easy to the connection and assembling of support and battery, while being connected by screw thread with lower contact 1 by compacting ring 44
After connecing, sensor 2 is set to be brought into close contact with the end face of compacting ring 44.
As shown in figure 1, in the present embodiment, use is equipped with the connector lug 8, top connection 7, transition joint 3 and lower contact 1
Portion is tightened in what is screwed, the portion of tightening is the plane of the symmetrical milling on excircle, you can for tightening tool provides retaining part,
Can be tightened in order to assemble using such design.
In the present embodiment, the connector lug 8, top connection 7, transition joint 3, lower contact 1 and support 4 use stainless steel
Material is made, and the preferred material trade mark is 316 stainless steels, and the heat resistance of the material, corrosion resistance are preferable, can be in exacting terms
Under use.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in original of the invention
Any modification, equivalent and improvement for being made within reason etc., should be included within the scope of the present invention.
Claims (6)
1. a kind of downhole electronic pressure bomb, it is characterised in that including top connection, the top connection two ends be connected with respectively connector lug and
Transition joint, is provided with battery inside top connection, the end of the transition joint is connected with lower contact, sensing is provided with inside lower contact
Device, is provided with support inside the transition joint, the support is detachably connected with battery and sensor, is also installed on support respectively
There is circuit board.
2. downhole electronic pressure bomb according to claim 1, it is characterised in that the top connection passes through spiral shell with transition joint
Line is connected, and is provided with sealing ring in junction.
3. downhole electronic pressure bomb according to claim 2, it is characterised in that the lower contact passes through spiral shell with transition joint
Line is connected, and is provided with sealing ring in junction.
4. downhole electronic pressure bomb according to claim 3, it is characterised in that described support one end be provided with battery
The screwed hole that joint is adapted, is provided with the connecting plate of biasing in the middle of support, connecting plate end be provided with for sensor contacts
Compacting ring, the compacting ring is connected through a screw thread with lower contact.
5. downhole electronic pressure bomb according to claim 4, it is characterised in that the connector lug, top connection, transition joint
Tighten portion for what is screwed with being equipped with lower contact, the portion of tightening is the plane of the symmetrical machining on excircle.
6. downhole electronic pressure bomb according to claim 5, it is characterised in that the connector lug, top connection, in indirectly
Head, lower contact and support are made of stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710039854.4A CN106703790A (en) | 2017-01-19 | 2017-01-19 | Downhole electronic pressure bomb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710039854.4A CN106703790A (en) | 2017-01-19 | 2017-01-19 | Downhole electronic pressure bomb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106703790A true CN106703790A (en) | 2017-05-24 |
Family
ID=58908782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710039854.4A Pending CN106703790A (en) | 2017-01-19 | 2017-01-19 | Downhole electronic pressure bomb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106703790A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4105279A (en) * | 1976-12-16 | 1978-08-08 | Schlumberger Technology Corporation | Removable downhole measuring instruments with electrical connection to surface |
| CN200964846Y (en) * | 2006-10-31 | 2007-10-24 | 贵州航天凯山石油仪器有限公司 | Electronic pressure gauge structure |
| CN201173115Y (en) * | 2008-04-02 | 2008-12-31 | 贵州航天凯山石油仪器有限公司 | Underground pressure gauge with double-layer structure for natural gas well |
| US20110128003A1 (en) * | 2009-11-30 | 2011-06-02 | Chevron U.S.A, Inc. | System and method for measurement incorporating a crystal oscillator |
| CN202417482U (en) * | 2011-12-15 | 2012-09-05 | 西安思坦仪器股份有限公司 | High-temperature high-pressure high-accuracy electronic manometer applied to oil and gas fields |
| CN203584419U (en) * | 2013-11-08 | 2014-05-07 | 成都海川高科科技有限公司 | Electronic pressure meter applied to oil-gas field |
| CN105203255A (en) * | 2015-09-18 | 2015-12-30 | 华北水利水电大学 | Pressure sensor for underground measurement |
| CN205714178U (en) * | 2016-06-30 | 2016-11-23 | 中国石油集团西部钻探工程有限公司 | Sonic transmissions is with the device of well-drilling bottom pressure data |
| CN206376860U (en) * | 2017-01-19 | 2017-08-04 | 成都海川高科科技有限公司 | A kind of downhole electronic pressure bomb |
-
2017
- 2017-01-19 CN CN201710039854.4A patent/CN106703790A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4105279A (en) * | 1976-12-16 | 1978-08-08 | Schlumberger Technology Corporation | Removable downhole measuring instruments with electrical connection to surface |
| CN200964846Y (en) * | 2006-10-31 | 2007-10-24 | 贵州航天凯山石油仪器有限公司 | Electronic pressure gauge structure |
| CN201173115Y (en) * | 2008-04-02 | 2008-12-31 | 贵州航天凯山石油仪器有限公司 | Underground pressure gauge with double-layer structure for natural gas well |
| US20110128003A1 (en) * | 2009-11-30 | 2011-06-02 | Chevron U.S.A, Inc. | System and method for measurement incorporating a crystal oscillator |
| CN202417482U (en) * | 2011-12-15 | 2012-09-05 | 西安思坦仪器股份有限公司 | High-temperature high-pressure high-accuracy electronic manometer applied to oil and gas fields |
| CN203584419U (en) * | 2013-11-08 | 2014-05-07 | 成都海川高科科技有限公司 | Electronic pressure meter applied to oil-gas field |
| CN105203255A (en) * | 2015-09-18 | 2015-12-30 | 华北水利水电大学 | Pressure sensor for underground measurement |
| CN205714178U (en) * | 2016-06-30 | 2016-11-23 | 中国石油集团西部钻探工程有限公司 | Sonic transmissions is with the device of well-drilling bottom pressure data |
| CN206376860U (en) * | 2017-01-19 | 2017-08-04 | 成都海川高科科技有限公司 | A kind of downhole electronic pressure bomb |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170524 |