CN201650697U - Underground fracturing pump set of remote-control coal mine - Google Patents
Underground fracturing pump set of remote-control coal mine Download PDFInfo
- Publication number
- CN201650697U CN201650697U CN2010201654880U CN201020165488U CN201650697U CN 201650697 U CN201650697 U CN 201650697U CN 2010201654880 U CN2010201654880 U CN 2010201654880U CN 201020165488 U CN201020165488 U CN 201020165488U CN 201650697 U CN201650697 U CN 201650697U
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- control
- pressure
- speed changer
- pump
- control system
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- 239000003245 coal Substances 0.000 title abstract 2
- 238000004880 explosion Methods 0.000 claims description 9
- 239000000523 sample Substances 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 4
- 208000027418 Wounds and injury Diseases 0.000 abstract description 2
- 230000006378 damage Effects 0.000 abstract description 2
- 208000014674 injury Diseases 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007569 slipcasting Methods 0.000 description 1
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Abstract
The utility model relates to an underground fracturing pump set of a remote-control coal mine, which comprises an explosion-proof motor, a hydrodynamic speed changer, a high-pressure plunger pump, a high-pressure pipeline and a control system, wherein the high-pressure pipeline is communicated with the high-pressure plunger pump, the explosion-proof motor is in driving connection with the power input shaft of the speed changer, the power output shaft of the speed changer is in driving connection with the high-pressure plunger pump, a rotating speed sensor is installed on the power output shaft of the speed changer, a flow sensor and a pressure sensor are arranged in the high-pressure pipeline, the flow sensor, the rotating speed sensor and the pressure sensor are respectively in conductive connection with the signal input end of the control system, and the control output end of the control system is in control connection with the shifting controller of the hydrodynamic speed changer. Operating personnel can remotely control the control system aboveground or underground to change the rotating speed of the hydrodynamic speed changer and control equipment parameter change without entering the position beside a machine for operation, thereby avoiding the occurrence of personal injury situations and realizing the function of remote control.
Description
Technical field
The utility model relates to a kind of fracturing pump group, and the particularly a kind of colliery underground fracture pump group that can carry out telecontrol belongs to the pressing crack construction equipment technical field.
Background technique
At present, in the coal-bed gas exploitation process, need in the pressure break hole, to inject the not strong liquid of various corrosivity,, be used to carry out operations such as slip casting, sandblast, perforation, pipeline pressure testing, water blockoff, pressure break as clear water, mortar, water-soluble mixing material etc.; When in the pressure break hole, injecting liquid, need use fracturing pump to carry out operation, but the following defective of existing fracturing pump ubiquity: operator must adopt manual closely operation in the down-hole, can't guarantee operator safety, and existing fracturing pump can't be realized telecontrol.
The model utility content
The purpose of this utility model provides a kind of control far away colliery underground fracture pumping system, can only closely operate in the down-hole in order to solve existing fracturing pump, can not realize distant control, can't guarantee the problem of operator safety.
For achieving the above object, the utility model adopts following technological scheme: a kind of control far away colliery underground fracture pump group, comprise anti-explosion motor, torque converter, high-pressure plunger pump, pressure duct that is communicated with high-pressure plunger pump and control system, the power input shaft of described anti-explosion motor and speed changer is in transmission connection, the pto and the high-pressure plunger pump of described speed changer are in transmission connection, on the pto of speed changer speed probe is installed, be provided with flow transducer and pressure transducer in the described pressure duct, flow transducer, speed probe is connected the controller for shifting control connection of the control output end of described control system and torque converter with the signal input part conduction of control system respectively with pressure transducer.
Described torque converter outside seal closure is equipped with the flame proof housing, and described controller for shifting is arranged on the flame proof housing.
Described controller for shifting is electrichydraulic control shift valve or pneumatic stepping shift valve.
Described anti-explosion motor and torque converter are fixed on the power sled frame, and described high-pressure plunger pump is fixed on the pump housing sled frame, and power sled frame and pump housing sled frame are along the straight line setting, and power sled frame and pump housing sled frame abutting end are hinged.
Control far away of the present utility model colliery underground fracture pumping system in use, anti-explosion motor, torque converter and high-pressure plunger pump are arranged on the down-hole, control system is arranged on aboveground or distant apart from job location safety zone, determine the pump running speed according to the feedback signal of speed probe, come the rotating speed of torque converter is controlled according to the feedback signal of flow transducer and pressure transducer, and then the flow and the pressure of the interior liquid of control pressure duct, satisfy multiple construction requirement.Operator can change the rotating speed of torque converter by the remote operation control system, and needn't enter operation field, and the situation of having avoided personal injury occurring takes place, and has realized the function of telecontrol.
Description of drawings
Fig. 1 is system's formation schematic representation that the utility model is far controlled colliery underground fracture pump group embodiment 1;
Fig. 2 is system's formation schematic representation that the utility model is far controlled colliery underground fracture pump group embodiment 2.
Embodiment
Shown in Figure 1, the embodiment 1 of control far away of the present utility model colliery underground fracture pump group, comprise power sled frame 9, by bolt torque converter 11 and anti-explosion motor 2 are installed on the power sled frame 9, anti-explosion motor 2 is connected by the power input shaft of flange plate with torque converter 11, and speed probe 13 also is installed on the power input shaft of torque converter 11.Be provided with a pump housing sled frame 10 in the place ahead of power sled frame 9, pump housing sled frame 10 and power sled frame 9 are arranged along straight line, and power sled frame 9 is hinged with pump housing sled frame 10 abutting ends, adopts hinged mode to dismantle eaily and to transport.The high-pressure plunger pump 4 of one three cylinder or five cylinders is installed by bolt on pump housing sled frame 10, and high-pressure plunger pump 4 is connected by the pto of Hooks coupling universal coupling 3 with torque converter 11.In the fracturing fluid outlet of high-pressure plunger pump 4, be connected with pressure duct 5 towards the pressure break working surface, flow transducer 7 and pressure transducer 6 are installed in pressure duct 5, flow transducer 7, speed probe 13 and pressure transducer 6 are connected respectively at the signals collecting end conduction of control system 8, the signal that flow transducer 7 and pressure transducer 6 collect is handled through control system 8, provides foundation for operator control fracturing pump.The frame of torque converter 11 is flame proof housings, the power connection of torque converter and electrichydraulic control shift valve 1 are installed on the flame proof housing, because be in the colliery underground work, so electrichydraulic control valve shell, power connection and flame proof housing have all reached the standard of GB GB3836.2-2000 " explosive gas atmosphere consumer part 2 flame-proof type " d " ".The control end of electrichydraulic control shift valve 1 is connected with the control output end of control system 8, operator can come corresponding regulation and control system 8 according to the signal that flow transducer 7 and pressure transducer 6 collect, make the different control signal of control system output change the speed of torque converter 11, and then change the flow and the pressure of liquid in the pressure duct 5.In this fracturing pump system, pump power end and fluid end adopt independently lubrication system respectively, and power end adopts to splash to add and forces lubricatedly, and the fluid end plunger adopts enforced lubricating.
Shown in Figure 2, the embodiment 2 of control far away of the present utility model colliery underground fracture pump group, all the other embodiments' 1 difference is, the control unit of torque converter is an air pressure stepping shift valve 12, control system is controlled the motion of air pressure stepping shift valve by the air valve in control air pressure stepping shift valve 12 gas circuits, and then controls the rotating speed of torque converter.
Claims (4)
1. control colliery underground fracture pump group for one kind far away, it is characterized in that: comprise anti-explosion motor, torque converter, high-pressure plunger pump, pressure duct that is communicated with high-pressure plunger pump and control system, the power input shaft of described anti-explosion motor and speed changer is in transmission connection, the pto and the high-pressure plunger pump of described speed changer are in transmission connection, on the pto of speed changer speed probe is installed, be provided with flow transducer and pressure transducer in the described pressure duct, flow transducer, speed probe is connected the controller for shifting control connection of the control output end of described control system and torque converter with the signal input part conduction of control system respectively with pressure transducer.
2. control far away according to claim 1 colliery underground fracture pump group is characterized in that: described torque converter outside seal closure is equipped with the flame proof housing, and described controller for shifting is arranged on the flame proof housing.
3. control far away according to claim 1 and 2 colliery underground fracture pump group is characterized in that: described controller for shifting is electrichydraulic control shift valve or pneumatic stepping shift valve.
4. control far away according to claim 3 colliery underground fracture pump group, it is characterized in that: described anti-explosion motor and torque converter are fixed on the power sled frame, described high-pressure plunger pump is fixed on the pump housing sled frame, power sled frame and pump housing sled frame are along the straight line setting, and power sled frame and pump housing sled frame abutting end are hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201654880U CN201650697U (en) | 2010-04-21 | 2010-04-21 | Underground fracturing pump set of remote-control coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201654880U CN201650697U (en) | 2010-04-21 | 2010-04-21 | Underground fracturing pump set of remote-control coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201650697U true CN201650697U (en) | 2010-11-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201654880U Expired - Lifetime CN201650697U (en) | 2010-04-21 | 2010-04-21 | Underground fracturing pump set of remote-control coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201650697U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102094611A (en) * | 2011-03-07 | 2011-06-15 | 杜劼 | Coal mine under-well fracturing complete equipment |
| CN102135010A (en) * | 2011-02-11 | 2011-07-27 | 南京北路自动化系统有限责任公司 | Fracturing detector under coal mine well |
| CN102230467A (en) * | 2011-06-22 | 2011-11-02 | 常州联力自动化科技有限公司 | Speed regulator and speed regulating method for emulsion pump station on coal face |
| CN102354141A (en) * | 2011-07-12 | 2012-02-15 | 宝鸡航天动力泵业有限公司 | Mining remote control system for coal bed fracturing |
| CN103163856A (en) * | 2011-12-15 | 2013-06-19 | 中国石油集团渤海石油装备制造有限公司 | Nitrogen foam fracturing pump truck electronic control system based on controller area network (CAN) bus |
| CN104246227A (en) * | 2012-02-27 | 2014-12-24 | 麦格纳动力系美国有限公司 | Electric motor-driven pump |
| CN105545666A (en) * | 2015-12-29 | 2016-05-04 | 株洲中航动科南方燃气轮机成套制造安装有限公司 | Power device of fracturing truck |
| CN107725022A (en) * | 2017-11-14 | 2018-02-23 | 宝鸡航天动力泵业有限公司 | Underground coal mine sand fracturing system |
| CN108603496A (en) * | 2016-01-11 | 2018-09-28 | 国民油井华高有限公司 | Directly drive pump group part |
| CN109386446A (en) * | 2017-08-08 | 2019-02-26 | 魏志海 | Hot dry rock (EGS) skid-mounted type fracturing unit |
| CN112943873A (en) * | 2021-02-01 | 2021-06-11 | 徐州佑学矿业科技有限公司 | Impulse frequency and pressure adjustable pulse pump |
-
2010
- 2010-04-21 CN CN2010201654880U patent/CN201650697U/en not_active Expired - Lifetime
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102135010A (en) * | 2011-02-11 | 2011-07-27 | 南京北路自动化系统有限责任公司 | Fracturing detector under coal mine well |
| CN102094611A (en) * | 2011-03-07 | 2011-06-15 | 杜劼 | Coal mine under-well fracturing complete equipment |
| CN102094611B (en) * | 2011-03-07 | 2013-06-05 | 杜劼 | Coal mine under-well fracturing complete equipment |
| CN102230467A (en) * | 2011-06-22 | 2011-11-02 | 常州联力自动化科技有限公司 | Speed regulator and speed regulating method for emulsion pump station on coal face |
| CN102354141A (en) * | 2011-07-12 | 2012-02-15 | 宝鸡航天动力泵业有限公司 | Mining remote control system for coal bed fracturing |
| CN102354141B (en) * | 2011-07-12 | 2013-01-23 | 宝鸡航天动力泵业有限公司 | Mining remote control system for coal bed fracturing |
| CN103163856A (en) * | 2011-12-15 | 2013-06-19 | 中国石油集团渤海石油装备制造有限公司 | Nitrogen foam fracturing pump truck electronic control system based on controller area network (CAN) bus |
| CN104246227A (en) * | 2012-02-27 | 2014-12-24 | 麦格纳动力系美国有限公司 | Electric motor-driven pump |
| CN105545666A (en) * | 2015-12-29 | 2016-05-04 | 株洲中航动科南方燃气轮机成套制造安装有限公司 | Power device of fracturing truck |
| CN108603496A (en) * | 2016-01-11 | 2018-09-28 | 国民油井华高有限公司 | Directly drive pump group part |
| CN108603496B (en) * | 2016-01-11 | 2020-11-13 | 国民油井华高有限公司 | Direct drive pump assembly |
| US11105322B2 (en) | 2016-01-11 | 2021-08-31 | National Oilwell Varco, L.P. | Direct drive pump assemblies |
| CN109386446A (en) * | 2017-08-08 | 2019-02-26 | 魏志海 | Hot dry rock (EGS) skid-mounted type fracturing unit |
| CN107725022A (en) * | 2017-11-14 | 2018-02-23 | 宝鸡航天动力泵业有限公司 | Underground coal mine sand fracturing system |
| CN112943873A (en) * | 2021-02-01 | 2021-06-11 | 徐州佑学矿业科技有限公司 | Impulse frequency and pressure adjustable pulse pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101124 |
|
| CX01 | Expiry of patent term |