CN211573423U - Novel electric workover rig - Google Patents
Novel electric workover rig Download PDFInfo
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- CN211573423U CN211573423U CN201922167288.2U CN201922167288U CN211573423U CN 211573423 U CN211573423 U CN 211573423U CN 201922167288 U CN201922167288 U CN 201922167288U CN 211573423 U CN211573423 U CN 211573423U
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Abstract
The utility model discloses a novel electric workover rig, which comprises a chassis motor and a chassis energy storage device, wherein the chassis motor is arranged at the front end of a chassis module; the leakage protection cabinet and the on-vehicle energy storage device are arranged in the middle of the chassis module; the vehicle motor and the actuating mechanism are arranged at the rear end of the chassis module; the front end and the rear end of the chassis module are respectively provided with a front bracket and a Y-shaped bracket; and a derrick is arranged above the front bracket and the Y-shaped bracket. Compared with the prior art, the beneficial effects of the utility model are that: the chassis energy storage device supplies power to the chassis motor to drive the chassis module to move; the vehicle energy storage device supplies power to a vehicle motor to drive the actuating mechanism to operate; the leakage protection cabinet provides leakage protection, ensures that an industrial power grid is isolated from a whole set of equipment, greatly reduces the weight of the whole vehicle and the matching cost, greatly simplifies the transmission structure, greatly reduces the maintenance cost, and better accords with the flexible and flexible design characteristics of the workover rig.
Description
Technical Field
The utility model relates to a workover rig field is equipped to the oil, specifically is a novel electronic workover rig.
Background
In the field of petroleum equipment, a workover rig generally adopts a combination of a diesel engine and a gearbox to provide power, and the power is respectively transmitted to actuating mechanisms such as a winch, a rotary table, a front axle and a rear axle of a main locomotive through a transfer case. The electric workover rig replaces the traditional diesel workover rig and has become a trend, but the electric workover rig mostly adopts the hybrid form at present stage, increased electric capacity, electric motor isomotor drive power source on traditional diesel workover rig basis, the host computer car still adopts diesel engine drive, and winch, carousel select diesel engine drive or motor drive for use, and this form makes whole car cost and weight improve by a wide margin, and transmission structure is more complicated, and the maintenance cost increases to some extent.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel electric workover rig, a chassis energy storage device supplies power to a chassis motor to drive a chassis module to move; the vehicle energy storage device supplies power to a vehicle motor to drive the actuating mechanism to operate; the leakage protection cabinet provides leakage protection to ensure that the industrial power grid is isolated from the whole set of equipment.
In order to achieve the above object, the utility model provides a following technical scheme: a novel electric workover rig comprises a chassis module, a chassis motor, a chassis energy storage device, a leakage protection cabinet, an on-vehicle energy storage device, an on-vehicle motor, an actuating mechanism and a derrick; the chassis module comprises an automobile chassis and a cab; the chassis motor and the chassis energy storage device are arranged at the front end of the chassis module; the leakage protection cabinet and the on-vehicle energy storage device are arranged in the middle of the chassis module; the vehicle motor and the actuating mechanism are arranged at the rear end of the chassis module; the front end and the rear end of the chassis module are respectively provided with a front bracket and a Y-shaped bracket; the derrick is arranged above the chassis module through the front support and the Y-shaped support.
Preferably, one end of the leakage protection cabinet is connected with an external well site power grid through a cable, and the other end of the leakage protection cabinet is respectively connected with the chassis energy storage device and the on-vehicle energy storage device and provided with a grounding device.
As optimization, the other end of the chassis energy storage device is connected with a chassis motor; and the other end of the on-vehicle energy storage device is connected with an on-vehicle motor.
Preferably, the chassis energy storage device is composed of a storage battery.
Preferably, the on-board energy storage device is formed by a super capacitor.
As optimization, the super capacitor comprises an electrical cabinet and a capacitor cabinet; the electric appliance cabinet is provided with a control system and a frequency converter; and the capacitor cabinet is provided with a capacitor energy storage device and a management system.
Preferably, the chassis motor and the vehicle motor are both permanent magnet synchronous motors.
As optimization, the executing mechanism comprises a winch, a turntable and a chassis rear axle; and the motor on the winch provides power for the winch.
Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model discloses an energy memory utilizes industrial electric network drive permanent-magnet machine to do work on chassis energy memory and the car. When the well repairing power is smaller than the well site power supply, the well site power supply charges the capacitor; when the well repairing power is larger than the well site power supply, the capacitor outputs energy to compensate the well site power supply; when the pipe column is lowered, the motor is driven to rotate reversely to generate electricity, the electric energy is stored in the capacitor, and the potential energy of the pipe column is recovered and stored; when the workover rig moves, the storage battery drives the chassis motor to do work; when the workover rig works, the well site power grid charges the storage battery.
The design replaces the necessary diesel engine, gearbox, transfer case, corner case, rotary table transmission case, climbing chain case and the transmission shaft leading to the winch and the rotary table in the hybrid power workover rig at the present stage, so that the weight of the whole truck and the matching cost are greatly reduced, the transmission structure is greatly simplified, the maintenance cost is greatly reduced, and the design characteristics of the well workover rig in mobility and flexibility are better met.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the driving in the standby state of the present invention.
Fig. 3 is the driving schematic diagram of the utility model for lifting the oil pipe state.
Fig. 4 is the driving schematic diagram of the state of lowering the oil pipe.
The system comprises a chassis module 1, a chassis motor 2, a chassis energy storage device 3, a leakage protection cabinet 4, an on-vehicle energy storage device 5, an on-vehicle motor 6, an execution mechanism 7, a derrick 8, a Y-shaped support 9 and a front support 10.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A novel electric workover rig comprises a chassis module 1, a chassis motor 2, a chassis energy storage device 3, a leakage protection cabinet 4, an on-vehicle energy storage device 5, an on-vehicle motor 6, an actuating mechanism 7 and a derrick 8; the chassis module 1 comprises an automobile chassis and a cab; the chassis motor 2 and the chassis energy storage device 3 are arranged at the front end of the chassis module 1; the leakage protection cabinet 4 and the on-vehicle energy storage device 5 are arranged in the middle of the chassis module 1; the on-vehicle motor 6 and the actuating mechanism 7 are arranged at the rear end of the chassis module 1; the front end and the rear end of the chassis module 1 are respectively provided with a front bracket 10 and a Y-shaped bracket 9; the derrick 8 is mounted above the chassis module 1 by means of a front bracket 10 and a Y-bracket 9.
One end of the leakage protection cabinet 4 is connected with an external well site power grid through a cable, and the other end of the leakage protection cabinet is respectively connected with the chassis energy storage device 3 and the on-vehicle energy storage device 5 and is provided with a grounding device. The well site power grid is connected to the chassis energy storage device 3 and the on-vehicle energy storage device 5 after passing through the leakage protection cabinet 4, so that the complete isolation of the industrial power grid and the whole set of equipment is ensured, and the safety of power utilization is ensured.
The other end of the chassis energy storage device 3 is connected with a chassis motor 2; the other end of the on-vehicle energy storage device 5 is connected with an on-vehicle motor 6. The chassis energy storage device 3 supplies power to the chassis motor 2 to drive the chassis module 1 to move; the vehicle energy storage device 5 supplies power 6 to the vehicle motor to drive the actuating mechanism 7 to operate. The actuating mechanism 7 comprises a winch, a turntable and a chassis rear axle, and the on-board motor 6 provides power for the winch.
Further, the chassis motor 2 and the on-vehicle motor 6 are both permanent magnet synchronous motors. The permanent magnet synchronous motor has the advantages of low speed, large torque, good speed regulation performance and the like, can directly drive the actuating mechanism 7 to operate without a speed reducing mechanism, greatly simplifies the transmission structure and greatly improves the efficiency.
Further, the chassis energy storage device 3 is formed by a storage battery. The device can be composed of a large-capacity storage battery (such as a lithium battery and a fuel cell), and long-distance cruising can be carried out after one-time charging.
Further, the on-vehicle energy storage device 5 is formed by a super capacitor. A supercapacitor is a new type of energy storage device between a conventional capacitor and a rechargeable battery, and its capacity can reach several hundreds to thousands of methods. Compared with the traditional capacitor, the capacitor has larger capacity, specific energy or capacity density, wider working temperature range and extremely long service life; compared with accumulator, it has higher specific power and no environmental pollution.
The super capacitor comprises an electric cabinet and a capacitor cabinet; the electric appliance cabinet is provided with a control system and a frequency converter; and the capacitor cabinet is provided with a capacitor energy storage device and a management system.
The working principle is as follows:
when the device enters a standby state after driving into a working area, a well site power grid is protected by a leakage protection cabinet 4, and then the chassis energy storage device 3 is continuously charged and an on-vehicle energy storage device 5 is rapidly charged (see fig. 2);
when the on-board motor 6 rotates forwards to do work, a winch and a roller in the execution mechanism 7 are driven to rotate the lifting pipe, and meanwhile, power supply is obtained from the on-board energy storage device 5 and a well site power grid (see figure 3);
when the oil pipe is disconnected, the oil pipe is discharged and the elevator is taken off and hung, the on-board motor 6 stops rotating and enters a standby state again, and the on-board energy storage device 5 is rapidly charged by a well field power grid;
when the pipe tool is lowered to drive the on-vehicle motor 6 to rotate reversely, the on-vehicle motor 6 is in a power generation state, the potential energy of the pipe tool is converted into electric energy, and the generated electric energy is used for rapidly charging the on-vehicle energy storage device 5 (see fig. 4);
the on-vehicle energy storage device 5 is always in a working state of repeated rapid charging and discharging; the chassis energy storage device 3 is in a continuous charging state during well workover and in a continuous discharging state during moving; the motor of the hydraulic oil pump and the motor of the air compressor on the vehicle are always in a power supply state to provide hydraulic power and air pressure power for the whole vehicle; if the turntable is arranged, the permanent magnet motor is used as a turntable driving motor, and the energy storage device 5 on the vehicle simultaneously provides power for the turntable driving motor.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides a novel electronic workover rig which characterized in that: the leakage protection device comprises a chassis module (1), a chassis motor (2), a chassis energy storage device (3), a leakage protection cabinet (4), an on-vehicle energy storage device (5), an on-vehicle motor (6), an actuating mechanism (7) and a derrick (8); the chassis module (1) comprises an automobile chassis and a cab; the chassis motor (2) and the chassis energy storage device (3) are arranged at the front end of the chassis module (1); the leakage protection cabinet (4) and the energy storage device (5) on the vehicle are arranged in the middle of the chassis module (1); the vehicle motor (6) and the actuating mechanism (7) are arranged at the rear end of the chassis module (1); the front end and the rear end of the chassis module (1) are respectively provided with a front bracket (10) and a Y-shaped bracket (9); the derrick (8) is arranged above the chassis module (1) through a front support (10) and a Y-shaped support (9).
2. The novel electric workover rig of claim 1, wherein: one end of the leakage protection cabinet (4) is connected with an external well site power grid through a cable, and the other end of the leakage protection cabinet is connected with the chassis energy storage device (3) and the vehicle energy storage device (5) respectively and is provided with a grounding device.
3. The novel electric workover rig of claim 2, wherein: the other end of the chassis energy storage device (3) is connected with a chassis motor (2); the other end of the on-vehicle energy storage device (5) is connected with an on-vehicle motor (6).
4. The novel electric workover rig of claim 1, wherein: the chassis energy storage device (3) is composed of a storage battery.
5. The novel electric workover rig of claim 1, wherein: the on-vehicle energy storage device (5) is composed of a super capacitor.
6. The novel electric workover rig of claim 5, wherein: the super capacitor comprises an electric cabinet and a capacitor cabinet; the electrical cabinet is provided with a control system and a frequency converter; and the capacitor cabinet is provided with a capacitor energy storage device and a management system.
7. The novel electric workover rig of claim 1, wherein: the chassis motor (2) and the vehicle motor (6) are both permanent magnet synchronous motors.
8. The novel electric workover rig of claim 1, wherein: the actuating mechanism (7) comprises a winch, a turntable and a chassis rear axle; and the motor (6) on the winch provides power for the winch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922167288.2U CN211573423U (en) | 2019-12-06 | 2019-12-06 | Novel electric workover rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922167288.2U CN211573423U (en) | 2019-12-06 | 2019-12-06 | Novel electric workover rig |
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| Publication Number | Publication Date |
|---|---|
| CN211573423U true CN211573423U (en) | 2020-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922167288.2U Active CN211573423U (en) | 2019-12-06 | 2019-12-06 | Novel electric workover rig |
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| CN (1) | CN211573423U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047370A (en) * | 2021-04-30 | 2021-06-29 | 三一重机有限公司 | Electric control system, method and device for working machine and working machine |
| CN113176446A (en) * | 2021-04-30 | 2021-07-27 | 三一重机有限公司 | Working machine insulation detection method, device and system and working machine |
-
2019
- 2019-12-06 CN CN201922167288.2U patent/CN211573423U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047370A (en) * | 2021-04-30 | 2021-06-29 | 三一重机有限公司 | Electric control system, method and device for working machine and working machine |
| CN113176446A (en) * | 2021-04-30 | 2021-07-27 | 三一重机有限公司 | Working machine insulation detection method, device and system and working machine |
| CN113047370B (en) * | 2021-04-30 | 2023-02-03 | 三一重机有限公司 | Electric control system, method and device for working machine and working machine |
| CN113176446B (en) * | 2021-04-30 | 2023-08-11 | 三一重机有限公司 | Insulation detection method, device and system for working machine and working machine |
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Effective date of registration: 20201113 Address after: 266000 Lishan Road, Huangdao District, Qingdao, Shandong 157 Patentee after: Qingdao zhongruiweifei Marine Equipment Manufacturing Co., Ltd Address before: 257000 Shengli Economic Development Zone, Shandong, Dongying Patentee before: SHANDONG KERUI MACHINERY MANUFACTURING Co.,Ltd. |