CN220795679U - Underground fixed-hole remote control device for coal bed gas - Google Patents
Underground fixed-hole remote control device for coal bed gas Download PDFInfo
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- CN220795679U CN220795679U CN202322575566.4U CN202322575566U CN220795679U CN 220795679 U CN220795679 U CN 220795679U CN 202322575566 U CN202322575566 U CN 202322575566U CN 220795679 U CN220795679 U CN 220795679U
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- control valve
- transmission pipeline
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- 239000003245 coal Substances 0.000 title claims abstract description 17
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 46
- 230000005540 biological transmission Effects 0.000 claims abstract description 41
- 238000004140 cleaning Methods 0.000 claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 238000004891 communication Methods 0.000 claims abstract description 11
- 238000013480 data collection Methods 0.000 claims abstract description 11
- 238000005553 drilling Methods 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 4
- 239000012530 fluid Substances 0.000 claims 3
- 239000011148 porous material Substances 0.000 claims 1
- 238000010926 purge Methods 0.000 claims 1
- 206010063385 Intellectualisation Diseases 0.000 abstract description 5
- 238000004880 explosion Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 9
- 239000010720 hydraulic oil Substances 0.000 description 7
- 238000010276 construction Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model discloses a remote control device for underground fixed-hole of coal bed methane, which comprises: a computer control assembly and a hydraulic control assembly. The anti-explosion hydraulic control system is characterized in that a PC control platform and a PC display are connected to a base through a data communication line and a data collection line respectively, a power control box is arranged on the base, an anti-explosion control box is arranged on the upper portion of the power control box, a hydraulic control box is arranged on one side of the power control box, a transmission pipeline is arranged on one side of the hydraulic control box, a high-voltage electric mass flowmeter is arranged on the upper portion of the transmission pipeline, the transmission pipeline is connected with a first control valve pipeline and a second control valve pipeline respectively, and a cleaning control valve pipeline is connected to inject target liquid into an underground fixed-hole device. The hydraulic control system is remotely controlled on the well through the computer control system, so that target liquid can be injected into the underground hole fixing device, automation and intellectualization of remote hole fixing control are realized under the mode of underground combination on the well, the safety of hole fixing operation under the high-pressure environment of the wellhead is ensured, the safety of operators is improved, and the operation efficiency of hole fixing operation and the exploitation efficiency of coalbed methane are further improved.
Description
Technical Field
The utility model relates to the technical field of underground coal bed methane hole fixing, in particular to a remote control device for underground coal bed methane hole fixing.
Background
After the coal bed methane drilling is finished, the hole wall is required to be subjected to casing running and grouting hole fixing so as to ensure the safety of subsequent drilling, and the hole wall is reinforced so as to realize the plugging of oil gas and water-bearing layers in the later period.
Along with the development of coalbed methane exploitation technology, the exploitation difficulty and the required pressure are improved, and the requirement to be met by the hole fixing equipment is also improved due to the change trend, so that the construction efficiency and the personal safety of hole fixing operators are seriously threatened. Therefore, the development of the remote control device for fixing the hole on the well has important significance for improving the hole fixing efficiency and reducing the risk of manual operation.
In the existing coalbed methane downhole hole fixing technology, a hole fixing device or a system method for remote control is not realized. Therefore, there is a need for a remote control device for downhole hole fixation of coalbed methane to improve coalbed methane production efficiency.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a remote control device for fixing holes in coal bed methane, which can realize remote control, automation and intellectualization of the hole fixing operation, improve the well cementation construction efficiency, improve the safety of operators and improve the coal bed methane development efficiency.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
the utility model provides a remote control device for underground fixed-hole of coal bed methane, which comprises: a computer control assembly and a hydraulic control assembly;
The computer control assembly comprises a PC control platform, a PC display, a data communication line and a data collection line. The hydraulic control system includes: the device comprises a base, a power supply control box, an explosion-proof control box, a hydraulic control box, a transmission pipeline, a high-pressure electromagnetic mass flowmeter, a first control valve pipeline, a second control valve pipeline and a cleaning control valve pipeline. The method is characterized in that: the PC control platform and the PC display are respectively connected to the base through a data communication line and a data collection line, a power supply control box is arranged on the base, an explosion-proof control box is arranged on the upper portion of the power supply control box, a hydraulic controller is arranged on one side of the power supply control box, a transmission pipeline is arranged on one side of the hydraulic controller, a high-pressure electromagnetic mass flowmeter is arranged on the upper portion of the transmission pipeline, and the transmission pipeline is respectively connected with a first control valve pipeline and a second control valve pipeline and is used for cleaning the control valve pipeline, so that target liquid can be injected into the underground hole fixing device.
As a preferable scheme, the PC control platform is used for remotely transmitting control instructions to the hydraulic control assembly, and the PC display can observe various data in real time, so that automation and intellectualization of operation are realized.
As a preferable scheme, each box body of the hydraulic control assembly is arranged on the base, and the power supply control box is connected with the hydraulic control box and the explosion-proof control box through wires. The explosion-proof control box can greatly reduce the possibility of accidents caused by pressure relief of the high-pressure manifold.
As a preferable mode, the hydraulic control box comprises: the hydraulic control part is used for controlling the hydraulic execution part so that the hydraulic execution part can inject hydraulic oil in the hydraulic oil cylinder into a hydraulic pipeline through the hydraulic valve body, and can extract a hydraulic valve in the hydraulic pipeline and inject the hydraulic oil into the hydraulic oil cylinder through the hydraulic valve body.
As a preferable scheme, the high-pressure electromagnetic mass flowmeter is arranged on the upper portion of the transmission pipeline, the collected data can be monitored to comprise the density, flow, pressure and temperature of target liquid, the displacement and density of the liquid which is replaced into the well are monitored in real time, the design requirement is met, and well control risks are avoided.
As a preferable scheme, the hydraulic control system is communicated to the underground hole fixing device through a transmission pipeline, and a first control valve pipeline, a second control valve pipeline and a cleaning control valve pipeline are arranged on the transmission pipeline, so that injection of different target liquids can be ensured.
As a preferable mode, the transmission pipeline is connected between the hydraulic control system and the first control valve pipeline so that the hydraulic control system controls the first control valve pipeline to be opened to inject the first target liquid into the downhole hole fixing device through the transmission pipeline.
As a preferable mode, the transmission pipeline is connected between the hydraulic control system and the second control valve pipeline so that the hydraulic control system controls the second control valve pipeline to be opened to inject the second target liquid into the downhole hole fixing device through the transmission pipeline.
As a preferable scheme, the hydraulic control system is communicated with a cleaning pool through a transmission pipeline; and a cleaning control valve pipeline is fixedly arranged on a transmission pipeline communicated with the cleaning pool. The function of cleaning the pipeline can be realized.
As a preferable scheme, the computer control system is communicated with the hydraulic control system, the PC control platform sends control instructions to the hydraulic control system, and as a preferable scheme, the hydraulic control system controls the first control valve pipeline, the second control valve pipeline and the cleaning control valve pipeline on the transmission pipeline to inject target liquid into the downhole hole fixing device according to the received control instructions.
The remarkable substantial effects of the utility model include:
1. the device adopts the control mode that computer control assembly and hydraulically controlled control assembly combine together, realizes remote control, and external circuit is few, and is small, and the overall arrangement is compact, and hoist and mount is steady.
2. Remote control ensures the safety of operators, and can be observed on a PC display
The pressure of the hydraulic system, the pressure of the hydraulic actuating element, the pressure of the pipeline and the like, so that the potential safety hazard of operation is reduced. And each valve of the equipment is provided with an opening and closing detection device, and the opening and closing of the valve can be controlled by remote operation. The risk of misoperation is greatly reduced.
3. Through the hydraulic control assembly of the computer control assembly remote control on the well, the target liquid can be injected into the underground hole fixing device, the automation and the intellectualization of the remote control of the hole fixing are realized under the mode of the combination on the well, the safety of the hole fixing operation under the high-pressure environment of the wellhead is ensured, the safety of operators is improved, and the operation efficiency of the hole fixing operation and the exploitation efficiency of the coalbed methane are further improved.
In order to more clearly illustrate the structural features, technical means, and specific objects and functions attained by the present utility model, the present utility model will be described in further detail with reference to the accompanying drawings and the specific embodiments.
Drawings
FIG. 1 is a schematic view of the structure of the present utility model
FIG. 2 is a schematic diagram of a hydraulic controller according to the present utility model
FIG. 3 is a flow chart of the operation of the present utility model
The reference numerals in the figures are: 1. PC control platform 2, PC display 3, data communication line 4, data collection line 5, base 6, power supply control box 7, explosion-proof control box 8, hydraulic controller 81, hydraulic cylinder 82, hydraulic valve body 83, hydraulic control part 84, hydraulic execution part 9, transmission pipeline 10, high-voltage electromagnetic flowmeter 11, first control valve pipeline 12, second control valve pipeline 13, cleaning control valve pipeline
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, the present utility model provides a technical solution: a remote control device for underground hole fixing of coal bed methane comprises a computer control assembly and a hydraulic control assembly.
The computer control assembly includes: a PC control platform 1, a PC display 2, a data communication line 3 and a data collection line 4. The PC control platform 1 can transmit action instructions to the hydraulic control component through the data communication line 3, and meanwhile, the hydraulic control component can transmit monitored data back to the PC display through the data collection line 4, so that automation and intellectualization of operation are realized.
The hydraulic control assembly includes: base 5, explosion-proof control box 6, explosion-proof control box 7, hydraulic control box 8, transmission pipeline 9, high-pressure electric mass flowmeter 10, first control valve pipeline 11, second control valve pipeline 12, washing control valve pipeline 13.
Specifically, the base 5 is made of steel, each box body of the hydraulic control assembly is installed on the base 5, and the data communication line and the data collection line are installed inside the base 5, referring to fig. 1.
The power supply control box 6 is connected with the explosion-proof control box 6 and the hydraulic control box 8 through wires, the power supply control box 6 provides power for the whole hydraulic control assembly, and the possibility of accidents caused by pressure relief of the high-pressure manifold can be greatly reduced by the explosion-proof control box 6.
Referring to fig. 2, the hydraulic control box 8 includes: the hydraulic control unit 83 is configured to control the hydraulic actuator 84 such that the hydraulic actuator 84 injects hydraulic oil in the hydraulic cylinder 81 into a hydraulic line through the hydraulic valve body 82, and withdraws the hydraulic valve in the hydraulic line and injects the hydraulic oil into the hydraulic cylinder 81 through the hydraulic valve body 82, and the hydraulic cylinder 81, and the hydraulic valve 82, and the hydraulic valve body 82, respectively.
Further, the high-pressure electromagnetic mass flowmeter 10 is installed on the upper portion of the transmission pipeline 9, collected data can be sent to the PC display 2 through the data collection line 4 to monitor the collected data including the density, flow, pressure and temperature of target liquid, so that design requirements are met, and well control risks are avoided.
Specifically, the transmission pipeline 9 is connected between the hydraulic control assembly and the first control valve pipeline 11, so that the hydraulic control assembly controls the first control valve pipeline 11 to be opened to inject the first target liquid into the downhole hole fixing device through the transmission pipeline 9.
The transmission pipeline 9 is connected between the hydraulic control assembly and the second control valve pipeline 12, so that the hydraulic control system controls the second control valve pipeline 12 to be opened to inject a second target liquid into the downhole hole fixing device through the transmission pipeline.
The hydraulic control assembly is communicated to a cleaning tank through a transmission pipeline 9; the transmission pipeline 9 communicated with the cleaning pool is fixedly connected with a cleaning control valve pipeline 13. The function of cleaning the pipeline can be realized.
Specifically, the computer control assembly has two working modes of manual operation and automatic control, the automatic control adopts computer automatic control, and according to the requirements of site construction, the automatic control is realized by combining the monitoring data of the high-pressure electromagnetic mass flowmeter 10, setting construction parameters and processes and automatically controlling all control valve pipelines.
To sum up, referring to fig. 1 to 3, the specific principle of use of the device is as follows: when in use, an operator sets the operation through the PC control platform 1, a command is connected to the base 5 in the hydraulic control assembly in an inscription manner through the data communication line 3, the power supply control box 6 receives the command to be connected with the power supply to enable the explosion-proof control box 7 and the hydraulic controller 8 to start working, the hydraulic execution part 84 injects hydraulic oil in the hydraulic cylinder 81 into the hydraulic pipeline through the hydraulic valve body 82 according to the setting of the command, and pumps out the hydraulic valve in the hydraulic pipeline and injects the hydraulic valve into the hydraulic cylinder 81 through the hydraulic valve body 82 to reach the pressure required by the command, and then corresponding control valve pipelines (the first control valve pipeline 11, the second control valve pipeline 12 and the cleaning control valve pipeline 13) are opened according to the command, so that target liquid is injected into the downhole hole fixing device. Wherein the high-pressure electromagnetic mass flowmeter 10 is installed on the upper part of the transmission pipeline 9, the collected data comprise the density, flow, pressure and temperature of the target liquid, the data are connected to the PC display 2 through the base 5 and the data collection line 4, and operators can realize automatic and intelligent control by setting construction parameters and flow and automatically controlling each control valve pipeline according to the collected data.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, so any modifications, equivalents, improvements, etc. of the above embodiments according to the present utility model are still within the scope of the present utility model.
Claims (10)
1. A coal bed methane underground fixed hole remote control device comprises the following components: a computer control assembly and a hydraulic control assembly, wherein the computer control assembly comprises: PC control platform, PC display, data communication line, data collection line, hydraulic control system includes: base, power control box, explosion-proof control box, hydraulic control box, transmission pipeline, high-pressure electromagnetic mass flowmeter, first control valve pipeline, second control valve pipeline, washing control valve pipeline, its characterized in that: the PC control platform and the PC display are respectively connected to the base through a data communication line and a data collection line, a power supply control box is arranged on the base, an explosion-proof control box is arranged on the upper portion of the power supply control box, a hydraulic controller is arranged on one side of the power supply control box, a transmission pipeline is arranged on one side of the hydraulic controller, a high-pressure electromagnetic mass flowmeter is arranged on the upper portion of the transmission pipeline, and the transmission pipeline is respectively connected with a first control valve pipeline and a second control valve pipeline and is used for cleaning the control valve pipeline, so that target liquid can be injected into the underground hole fixing device.
2. The remote control device for downhole drilling of coal bed methane according to claim 1, wherein the PC control platform is configured to remotely transmit control commands to the hydraulic control assembly, and the PC display is configured to observe the data in real time.
3. The remote control device for downhole drilling of coal bed methane according to claim 1, wherein each box body of the hydraulic control assembly is mounted on the base, and the power control box is connected with the hydraulic control box and the explosion-proof control box through wires.
4. A coalbed methane downhole fixed-bore remote control device as claimed in claim 3, wherein the hydraulic control box comprises: the hydraulic control device comprises a hydraulic cylinder, a hydraulic valve body, a hydraulic control part and a hydraulic execution part.
5. The remote control device for downhole drilling of coal bed methane according to claim 1, wherein the high-pressure electromagnetic mass flowmeter is installed at the upper part of the transmission pipeline, and the data collected by monitoring comprises density, flow rate, pressure and temperature of the target liquid.
6. The remote control device for downhole perforation of coalbed methane according to claim 1, wherein the hydraulic control system is communicated to the downhole perforation device through a transmission pipeline, and a first control valve pipeline, a second control valve pipeline and a cleaning control valve pipeline are arranged on the transmission pipeline.
7. The remote control device for downhole formation of coal bed methane according to claim 6, wherein the transmission pipeline is connected between the hydraulic control system and the first control valve pipeline such that the hydraulic control system controls the opening of the first control valve pipeline to inject the first target fluid into the downhole formation via the transmission pipeline.
8. The remote control device for downhole formation of coal bed methane according to claim 6, wherein the transmission pipeline is connected between the hydraulic control system and the second control valve pipeline such that the hydraulic control system controls the opening of the second control valve pipeline to inject the second target fluid into the downhole formation via the transmission pipeline.
9. The remote control device for downhole pore fixation of coal bed methane according to claim 1, wherein the hydraulic control system is communicated to a cleaning tank through a transmission pipeline; and a cleaning control valve pipeline is fixedly arranged on a transmission pipeline communicated with the cleaning pool.
10. The remote control device for downhole formation-in-coal-bed gas as claimed in claim 2, wherein the computer control module is in communication with the hydraulic control system, the PC control platform sends control commands to the hydraulic control system, and the hydraulic control system controls the first control valve line, the second control valve line, and the purge control valve line on the transmission pipeline to inject the target fluid into the downhole formation-in-coal-bed gas device according to the received control commands.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322575566.4U CN220795679U (en) | 2023-09-21 | 2023-09-21 | Underground fixed-hole remote control device for coal bed gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322575566.4U CN220795679U (en) | 2023-09-21 | 2023-09-21 | Underground fixed-hole remote control device for coal bed gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220795679U true CN220795679U (en) | 2024-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322575566.4U Active CN220795679U (en) | 2023-09-21 | 2023-09-21 | Underground fixed-hole remote control device for coal bed gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220795679U (en) |
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2023
- 2023-09-21 CN CN202322575566.4U patent/CN220795679U/en active Active
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