Special power device for top drive device

Abstract

A power device special for a top drive device relates to the field of oil exploration and comprises a gear box, two transmission devices are arranged on the gear box and are of an axial symmetry structure relative to the gear box, each transmission device comprises a driving device and a heat dissipation device, and the top of each heat dissipation device is connected with the corresponding driving device. An output shaft of the driving device penetrates through the heat dissipation device to be connected with the gearbox, the heat dissipation device is connected with the gearbox, an independent heat dissipation system is arranged in the device, the pneumatic device is driven by the driving device to generate air quantity and transmit the air quantity to the air cooling device, heat dissipation is conducted on the whole device through the air cooling device, and meanwhile power transmitted by the driving device is transmitted to the gearbox. The driving device is used for driving two devices to work, energy recycling is effectively utilized, the problem of heat dissipation is solved, the weight of the device is reduced, and the heat dissipation effect of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to petroleum exploitation equipment and facilities, concretely relates to a special power device of top drive device. BACKGROUND

[0002] The power device in the top drive device is the core part of the whole drilling system, is responsible for providing rotating power and bearing relevant load and torque. When selecting and using the power device, the key technical requirements such as carrying capacity, high efficiency and compatibility need to be fully considered to ensure the smooth progress of drilling operation.

[0003] The existing ring lifting device has the following shortcomings: 1, although the power device on the market can provide the power part of the top drive device, the heat dissipation of the power device is insufficient, and a separate heat dissipation device is needed to ensure the operation of the power device. This way not only wastes energy, but also adds a new driving mechanism, making the top drive device heavier. In order to solve the above technical problems, a new technical scheme is proposed. UTILITY MODEL CONTENT

[0004] The utility model discloses a special power device of top drive device, which overcomes the defects of the prior art.

[0005] The utility model discloses the technical scheme that adopts: a special power device of top drive device, including gear box, is equipped with two groups transmission on gear box and two groups transmission about gear box is axial symmetry structure, transmission including drive device and heat dissipation device, the top of heat dissipation device is connected with drive device, and drive device output shaft passes through heat dissipation device and is connected with gear box, and heat dissipation device is connected with gear box.

[0006] As a preferred technical scheme, the drive device includes a drive motor and a guard plate, the guard plate is fixed on the heat dissipation device, the drive motor is arranged inside the guard plate, and the output shaft of the drive motor passes through the heat dissipation device and is connected with the gear box.

[0007] As a preferred technical scheme, the heat dissipation device includes a wind-driven device, a power box and an air cooling device, the wind-driven device is provided with the drive device at the top, the wind-driven device is provided with the power box at the bottom, the power box is provided with the air cooling device at the bottom, and the air cooling device is connected with the wind-driven device.

[0008] As a preferred technical scheme, the wind-driven device includes a wind box connecting pipe, a transmission pipe and a wind box, the wind box is arranged on the power box, the wind box is provided with a fan blade inside, the fan blade is connected with the output shaft of the drive motor in the drive device, and the connection mode between the fan blade and the output shaft of the drive motor is fixed connection, the wind box is connected with one end of the wind box connecting pipe, the other end of the wind box connecting pipe is connected with the transmission pipe, and the transmission pipe is connected with the air cooling device.

[0009] As an optimal technical solution, the air cooling device includes a heat sink, an air outlet and air cooling fins. The top of the heat sink is connected to the power box, the bottom of the heat sink is connected to the gear box, air cooling fins are provided inside the heat sink, an air inlet is provided on the heat sink, the air inlet is connected to the pneumatic device, and an air outlet is also provided on the heat sink.

[0010] As a preferred technical solution, the heat dissipation box is in the shape of a cube, and an air outlet is respectively provided on each of the four surfaces of the heat dissipation box.

[0011] As a preferred technical solution, the number of the air-cooling fins is no less than 4, and all the air-cooling fins are evenly placed inside the heat dissipation box.

[0012] This device has the following advantages: compared with the existing technology, this device has an independent heat dissipation system, which drives the pneumatic device through the driving device to generate air volume and transmit it to the air cooling device. The air cooling device dissipates heat for the entire device. At the same time, the power transmitted by the driving device also drives the gear box to work. Using one driving device to drive two devices to work not only effectively utilizes energy recycling, but also solves the problem of heat dissipation, not only reduces the weight of the device, but also increases the heat dissipation effect of the device. Description of the drawings:

[0013] Figure 1 It is a schematic structural diagram of the utility model.

[0014] Figure 2 It is the main view of the utility model. Specific implementation method:

[0015] The accompanying drawings are for illustrative purposes only and should not be construed as limitations on this patent. To better illustrate this example, some parts of the accompanying drawings may be omitted, enlarged, or reduced in size, and do not represent the actual size of the product. For those skilled in the art, it is understandable that some well-known structures and their descriptions may be omitted in the accompanying drawings.

[0016] Referring to the figures, a power unit dedicated to a top drive device includes a gearbox 2. Two sets of transmission devices 1 are provided on the gearbox 2, and the two sets of transmission devices 1 are axially symmetrical with respect to the gearbox 2. The transmission device 1 includes a drive device and a heat sink. The top of the heat sink is connected to the drive device, and the output shaft of the drive device passes through the heat sink and is connected to the gearbox 2. The heat sink is connected to the gearbox 2.

[0017] As a preferred technical solution, the driving device includes a driving motor 101 and a guard plate 108. The guard plate 108 is fixed on the heat dissipation device. The driving motor 101 is arranged inside the guard plate 108. The output shaft of the driving motor 101 passes through the heat dissipation device and is connected to the gear box 2.

[0018] As an optimal technical solution, the heat dissipation device includes a pneumatic device, a power box 107 and an air cooling device. A driving device is provided on the top of the pneumatic device, a power box 107 is provided at the bottom of the pneumatic device, and an air cooling device is provided at the bottom of the power box 107. The air cooling device is connected to the pneumatic device.

[0019] As an optimal technical solution, the pneumatic device includes a bellows connecting pipe 102, a transmission pipe 103 and a bellows 106. The bellows 106 is located on the power box 107. Fan blades are provided inside the bellows 106. The fan blades are connected to the output shaft of the driving motor 101 in the driving device, and the connection between the fan blades and the output shaft of the driving motor is a fixed connection. The bellows 106 is connected to one end of the bellows connecting pipe 102, and the other end of the bellows connecting pipe 102 is connected to the transmission pipe 103, and the transmission pipe 103 is connected to the air cooling device.

[0020] As an optimal technical solution, the air cooling device includes a heat sink 104, an air outlet 105 and air cooling fins. The top of the heat sink 104 is connected to the power box 107, and the bottom of the heat sink 104 is connected to the gear box 2. Air cooling fins are provided inside the heat sink 104, and an air inlet is provided on the heat sink 104, which is connected to the pneumatic device. The heat sink 104 is also provided with an air outlet 105.

[0021] As a preferred technical solution, the heat dissipation box 104 is in the shape of a cube, and an air outlet 105 is respectively provided on each of the four surfaces of the heat dissipation box 104 .

[0022] As a preferred technical solution, the number of the air-cooling fins is no less than 4, and all the air-cooling fins are evenly placed inside the heat dissipation box 104 .

[0023] The specific working principle is as follows: during use, the fan blades inside the bellows 106 are driven to rotate by the driving motor 101, and the fan blades generate air volume, which is input into the bellows connecting pipe 102, and the wind is transmitted to the transmission pipe 103 again, and finally enters the heat dissipation box 104 through the air inlet, and then the incoming air volume is cooled by the air-cooling plate 104, and finally discharged through the air outlet. The whole process is to dissipate heat from the entire power device and achieve the heat dissipation effect through the cooling generated by itself.

[0024] This device has an independent heat dissipation system. The driving device drives the pneumatic device to generate air volume and transmit it to the air cooling device. The air cooling device dissipates heat for the entire device. At the same time, the power transmitted by the driving device also drives the gear box to work. Using one driving device to drive two devices to work not only effectively utilizes energy recycling, but also solves the heat dissipation problem, not only reduces the weight of the device, but also increases the heat dissipation effect of the device.

[0025] In the drawings, the position relationship is only used for example description, and cannot be understood as the limitation of the patent; obviously, the above embodiment of the utility model is only for clearly illustrating the utility model, and is not the limitation of the embodiment of the utility model. For ordinary skilled in the art, on the basis of the above description, other different forms of changes or changes can be made. Here, it is not necessary and impossible to exhaust all the embodiments. Any modification, equivalent replacement and improvement, etc. made in the spirit and principle of the utility model should be included in the protection scope of the utility model claim.

Claims

1. A power unit dedicated to a top drive, comprising a gearbox, characterized in that: The gearbox is provided with two sets of transmission devices, and the two sets of transmission devices are axially symmetrical with respect to the gearbox. The transmission device includes a driving device and a heat dissipation device. The top of the heat dissipation device is connected to the driving device, the output shaft of the driving device passes through the heat dissipation device and is connected to the gearbox, and the heat dissipation device is connected to the gearbox.

2. A top drive device dedicated power unit according to claim 1, characterized in that: The driving device includes a driving motor and a guard plate. The guard plate is fixed on the heat dissipation device. The driving motor is arranged inside the guard plate. The output shaft of the driving motor passes through the heat dissipation device and is connected to the gear box.

3. A top drive device dedicated power unit according to claim 1, characterized in that: The heat dissipation device includes a pneumatic device, a power box and an air cooling device. The top of the pneumatic device is provided with a driving device, the bottom of the pneumatic device is provided with a power box, the bottom of the power box is provided with an air cooling device, and the air cooling device is connected to the pneumatic device.

4. A top drive device dedicated power unit according to claim 3, characterized in that: The pneumatic device includes a bellows connecting pipe, a transmission pipe and a bellows. The bellows is located on the power box. Fan blades are provided inside the bellows. The fan blades are connected to the output shaft of the driving motor in the driving device and the connection between the fan blades and the output shaft of the driving motor is a fixed connection. The bellows is connected to one end of the bellows connecting pipe, and the other end of the bellows connecting pipe is connected to the transmission pipe, and the transmission pipe is connected to the air cooling device.

5. The top drive device dedicated power unit according to claim 3, characterized in that: The air cooling device includes a heat sink, an air outlet and air cooling fins. The top of the heat sink is connected to the power box, the bottom of the heat sink is connected to the gear box, air cooling fins are provided inside the heat sink, an air inlet is provided on the heat sink, the air inlet is connected to the pneumatic device, and an air outlet is also provided on the heat sink.

6. A top drive device dedicated power unit according to claim 5, characterized in that: The heat dissipation box is in the shape of a cube, and an air outlet is respectively provided on the four surfaces of the heat dissipation box.

7. The top drive device dedicated power unit according to claim 5, characterized in that: The number of the air-cooling fins is no less than 4, and all the air-cooling fins are evenly placed inside the heat dissipation box.

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