CN216336304U - Energy-saving electric drilling winch - Google Patents
Energy-saving electric drilling winch Download PDFInfo
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- CN216336304U CN216336304U CN202022497382.7U CN202022497382U CN216336304U CN 216336304 U CN216336304 U CN 216336304U CN 202022497382 U CN202022497382 U CN 202022497382U CN 216336304 U CN216336304 U CN 216336304U
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Abstract
The utility model relates to an energy-saving electric drilling winch, comprising: the system comprises a power generation integrated motor, an energy storage power supply, an inverter, a connecting device and a winch; the power output end of the energy storage power supply is connected with the power input end of the power generation integrated motor through the inverter, the power input end of the power generation integrated motor is further connected with the well site power supply, and the power output shaft of the power generation integrated motor is connected with the winch through the connecting device. The energy-saving electric drilling winch driven by the power generation integrated motor is adopted, and the drilling winch is driven by the energy storage power supply and the well site power supply in a time-sharing manner, so that the structure is simple, and the convenience of maintenance is ensured; equal in performance to conventionally driven electric drilling drawworks. The repeated utilization of electric power energy is realized, and the total energy cost of drilling construction is greatly reduced. The winch device is suitable for being popularized in exploration drilling equipment, comprises a geological drilling rig, an oil drilling rig and a water well drilling rig, and has obvious economic effect.
Description
Technical Field
The utility model relates to the field of petroleum drilling and geological drilling equipment, in particular to an energy-saving electric drilling winch.
Background
The well drilling winch device is a main lifting device on an oil drilling and geological drilling machine table, is a device capable of lifting and lowering a drill column, and has a speed adjusting function. A large amount of electric energy is consumed in the drill-tripping process, and the following braking mode is mostly adopted in the drilling-down process: huge energy generated in drilling is consumed through friction plates, friction belts and fluid damping brake heating; there is also a type of winch that uses dynamic braking, and the energy generated during drilling is dissipated by heating a brake resistor.
The existing winch transmission device has the following disadvantages
1. The drilling winch is used as main equipment in drilling equipment, so that the energy consumption is high, and the energy cost of drilling construction is directly limited;
2, the drilling winch consumes more electric energy in the process of pulling out the drill;
3. the energy generated by the drilling winch in the drilling process is dissipated through heating, and cannot be effectively utilized.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides an energy-saving electric drilling winch.
The technical scheme for solving the technical problems is as follows:
the utility model provides an energy-saving electric drilling winch, comprising: the system comprises a power generation integrated motor, an energy storage power supply, an inverter, a connecting device and a winch;
the power output end of the energy storage power supply is connected with the power input end of the power generation integrated motor through the inverter, the power input end of the power generation integrated motor is further connected with a well site power supply, and the power output shaft of the power generation integrated motor is connected with the winch through a connecting device.
The utility model has the beneficial effects that: the energy-saving electric drilling winch driven by the power generation integrated motor adopts the energy storage power supply and the well site power supply to drive the drilling winch in a time-sharing manner, has a simple structure, and ensures the convenience of maintenance; equal in performance to conventionally driven electric drilling drawworks. The repeated utilization of electric power energy is realized, and the total energy cost of drilling construction is greatly reduced. The winch device is suitable for being popularized in exploration drilling equipment, comprises a geological drilling rig, an oil drilling rig and a water well drilling rig, and has obvious economic effect.
On the basis of the technical scheme, the utility model can be further improved as follows.
Further, the energy storage power supply adopts a polymerization lithium battery pack or a lithium iron phosphate battery pack.
Further, the connecting device adopts a coupler or a gearbox.
Further, a protective cover is arranged above the power generation integrated motor.
Drawings
Fig. 1 is a schematic structural diagram of an energy-saving electric drilling winch according to an embodiment of the present invention.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.
Fig. 1 is a schematic structural diagram of an energy-saving electric drilling winch according to an embodiment of the present invention, as shown in fig. 1, including: the system comprises a power generation integrated motor 1, an energy storage power supply 2, an inverter 3, a connecting device 4 and a winch 5.
The power output end of the energy storage power supply 2 is connected with the power input end of the power generation integrated motor 1 through the inverter 3, the power input end of the power generation integrated motor 1 is further connected with a well site power supply 6, and the power output shaft of the power generation integrated motor 1 is connected with the winch 5 through a connecting device 4.
The power generation integrated motor 1 has a generator function, and can input or output alternating current; the energy storage power supply 2 can adopt a polymerized lithium battery pack or a lithium iron phosphate battery pack or other types of batteries, the total capacity of the energy storage power supply 2 is determined according to the power of the power generation integrated motor, and the energy storage power supply 2 is also provided with an electric energy management control system to ensure that the energy storage power supply works within a certain range of the total capacity, so that the service life of the energy storage power supply is greatly prolonged, and the maintenance cost of the part is reduced; the inverter 3 is used for converting the direct current output by the energy storage power supply 2 into alternating current; the connecting device 4 can adopt a coupling or a gearbox and is used for transmitting the power of the power generation integrated motor 1 to a winch 5 so as to drive the winch to move; a protective cover (not shown in the figure) is arranged above the power generation integrated motor 1.
The working principle of the energy-saving electric drilling winch provided by the embodiment of the utility model is as follows:
in the drilling process, when the drill is started, if the electric quantity of the energy storage power supply is lower than 40% of the total capacity, the well site power supply 6 drives the power generation integrated motor 1 to lift, when the drill is started, the drill string drives the hook to reversely pull the winch 5 to rotate, the power generation integrated motor 1 is driven to rotate to generate power, the generated electric energy is transmitted to the energy storage power supply 2 to be stored, when the electric quantity of the energy storage power supply 2 reaches 40% -80% of the total capacity, the energy storage power supply 2 can be used as electric power supply for feedback input, the winch 5 is driven to lift, at the moment, the well site power supply 6 is automatically disconnected, and the drive of the winch 5 to rotate and lift is not involved.
In addition, the process of transmitting the generated power of the power generation integrated motor 1 to the energy storage power supply 2 for storage is also an energy consumption braking mode, and the power generation integrated motor has a function of controlling the drilling speed in the drilling process of the winch 5.
The embodiment of the utility model is based on the energy-saving electric drilling winch driven by the power generation integrated motor, and the drilling winch is driven by the energy storage power supply and the well site power supply in a time-sharing manner, so that the structure is simple, and the convenience of maintenance is ensured; equal in performance to conventionally driven electric drilling drawworks. The repeated utilization of electric power energy is realized, and the total energy cost of drilling construction is greatly reduced. The winch device is suitable for being popularized in exploration drilling equipment, comprises a geological drilling rig, an oil drilling rig and a water well drilling rig, and has obvious economic effect.
While the utility model has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
1. An energy-efficient electric drilling winch, comprising: the system comprises a power generation integrated motor, an energy storage power supply, an inverter, a connecting device and a winch;
the power output end of the energy storage power supply is connected with the power input end of the power generation integrated motor through the inverter, the power input end of the power generation integrated motor is further connected with a well site power supply, and the power output shaft of the power generation integrated motor is connected with the winch through a connecting device.
2. The energy-saving electric well drilling winch according to claim 1, wherein the energy storage power supply adopts a lithium polymer battery pack or a lithium iron phosphate battery pack.
3. The energy saving electric well drilling winch according to claim 1, wherein the connection device is a coupling or a gearbox.
4. The energy saving electric well drilling winch according to claim 1, wherein a protective cover is arranged above the power generation integrated motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022497382.7U CN216336304U (en) | 2020-11-02 | 2020-11-02 | Energy-saving electric drilling winch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022497382.7U CN216336304U (en) | 2020-11-02 | 2020-11-02 | Energy-saving electric drilling winch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216336304U true CN216336304U (en) | 2022-04-19 |
Family
ID=81128955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022497382.7U Active CN216336304U (en) | 2020-11-02 | 2020-11-02 | Energy-saving electric drilling winch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216336304U (en) |
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2020
- 2020-11-02 CN CN202022497382.7U patent/CN216336304U/en active Active
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