CN209668658U - A kind of oil field welldrilling motor-direct-drive type AC frequency conversion winch - Google Patents
A kind of oil field welldrilling motor-direct-drive type AC frequency conversion winch Download PDFInfo
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- CN209668658U CN209668658U CN201821570722.0U CN201821570722U CN209668658U CN 209668658 U CN209668658 U CN 209668658U CN 201821570722 U CN201821570722 U CN 201821570722U CN 209668658 U CN209668658 U CN 209668658U
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- winch
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Abstract
The utility model discloses a kind of oil field welldrilling motor-direct-drive type AC frequency conversion winches, including winch base, rotation is provided with winch drum on the winch base, the both ends of the winch drum are respectively arranged with an end axis, an alternating-current variable frequency motor is respectively arranged with outside each end axis, the alternating-current variable frequency motor is fixed on winch base, and alternating-current variable frequency motor is connect with drum shaft by shaft coupling.One or more brake discs are provided with outside the winch drum, the brake disc is used for the braking of winch drum.Oil field welldrilling its transmission chain of motor-direct-drive type AC frequency conversion winch constitutes simple, transmission efficiency height；Overall dimensions are small, light-weight, run low noise.
Description
Technical field
The utility model belongs to driving equipment technical field, exchanges more particularly to a kind of oil field welldrilling motor-direct-drive type
Variable-frequency hoist.
Background technique
AC frequency conversion winch is since wide with speed adjustable range, fast response time, overload capacity are strong, Yi Shixian automation control
The advantages that, it is widely applied in oil-well rig field.AC frequency conversion winch drives winch rolling by gear reduction box by motor at present
Cylinder axis realizes that winch is promoted and the function of decentralization by control system, but that there are still transmission efficiencies is relatively low, promotes decentralization effect
The problems such as rate is lower, and size, weight weight are larger, and maintenance work amount is big.With motor manufacturing technology and frequency conversion control technique
Development, electric-machine directly-driven technology rapidly developed, is successively applied in machine industry, wind-powered electricity generation industry, track transportation industry,
Application effect is good, using electric-machine directly-driven technology manufacture AC frequency conversion direct-drive winch by be later AC frequency conversion winch development
Trend.
Utility model content
The purpose of the utility model is to provide a kind of oil field welldrilling motor-direct-drive type AC frequency conversion winch, transmission chain structures
At simple, transmission efficiency height；Overall dimensions are small, light-weight, run low noise.
In order to achieve the above object, a kind of oil field welldrilling motor-direct-drive type AC frequency conversion winch, including winch base, institute
It states and is provided with winch drum on winch base, an end axis, each end axis are respectively arranged in the both ends of the surface of the winch drum
It is connected separately with an alternating-current variable frequency motor, the alternating-current variable frequency motor is fixed on winch base, alternating-current variable frequency motor difference
It is connect with winch drum, one or more brake discs is provided with outside the winch drum, the brake disc is for winch drum
Braking.
The technical solution of the utility model also has the following characteristics that
The alternating-current variable frequency motor passes through shaft coupling and roller axis connection.
The quantity of the brake disc is two, and two brake discs are separately positioned on the two sides of roller.
The brake is hydraulic brake disk, is provided with hydraulic station on the winch base, hydraulic station provides dynamic for hydraulic disc brake
Power.
Each end axis passes through a bracket support respectively, and the end axis is rotatably arranged on corresponding bracket respectively
In.
Bearing is provided in the bracket, the end axis is arranged in bearing, is fixedly connected with the inner ring of bearing.
There are two motor mounting rack, the alternating-current variable frequency motor is mounted on corresponding motor peace for setting on the winch base
In shelving.
The effective of the utility model is:
(1) the oil field welldrilling motor-direct-drive type AC frequency conversion winch of the utility model, using two low-speed bigs
Alternating-current variable frequency motor is directly installed on the scheme on the end axis of winch drum two sides to replace gear reduction box to be driven, so that winch
Transmission mechanism it is simpler, transmission efficiency is higher.
(2) the oil field welldrilling motor-direct-drive type AC frequency conversion winch of the utility model, in alternating-current variable frequency motor with
Winch drum uses the coupler structure of fast disassembly type, which cancels articulation hole connection, by the way of fast assembling-disassembling,
Greatly facilitate the installation and maintenance of alternating-current variable frequency motor.
(3) the oil field welldrilling motor-direct-drive type AC frequency conversion winch of the utility model, overall structure is simple, quality compared with
Gently, occupied area is small, low noise when work, and fault point is few.
Detailed description of the invention
A kind of main view structural representation of the oil field welldrilling motor-direct-drive type AC frequency conversion winch of Fig. 1 the utility model
Figure；
Fig. 2 is a kind of top view structural representation of oil field welldrilling motor-direct-drive type AC frequency conversion winch of the utility model
Figure.
In figure, 1. alternating-current variable frequency motors, 2. shaft couplings, 3. brake discs, 4. winch drums, 5. disc brake hydraulic stations, 6. winches
Pedestal, 7. end axis, 8. brackets, 9. motor mounting racks.
Specific embodiment
The technical solution of the utility model is made further specifically below in conjunction with Detailed description of the invention and specific implementation example
It is bright.
As depicted in figs. 1 and 2, a kind of oil field welldrilling motor-direct-drive type AC frequency conversion winch of the utility model, including
Winch base 6 is provided with winch drum 4 on winch base 6, and winch drum 4 is connected by screw bolts with winch base 6, winch rolling
An end axis 7 is respectively arranged in the both ends of the surface of cylinder 4, each end axis 7 is connected separately with an alternating-current variable frequency motor 1, and exchange becomes
Frequency motor 1 is fixed on winch base 6, and the output shaft of alternating-current variable frequency motor 1 is distinguished winch drum 4 by shaft coupling 2 and connected, and is twisted
One or more brake discs 3 are provided on the outside of vehicle roller 4, brake disc 3 is used for the braking of winch drum 4.
The oil field welldrilling motor-direct-drive type AC frequency conversion winch of the utility model, using the exchange of two low-speed bigs
Variable-frequency motor 1 directly drives winch drum 4, alternating-current variable frequency motor 1 is first specifically fixed on 4 two sides of winch drum, then
Current and frequency conversion motor 1 is connect with 4 both ends of winch drum respectively by shaft coupling 2, this direct drive scheme of one side is not
It is same as gear reduction box transmission, transmission principle is simpler, and transmission efficiency is higher, on the other hand makes the whole knot of the winch
Structure is simple, and quality is lighter, and occupied area is small, and low noise when work, fault point is few, installation and easy to maintain.When braking, it can pass through
Brake disc 3 and alternating-current variable frequency motor dynamic braking Associated brake are held in starting tightly, shorten the time of braking, so that braking is more
Stablize.
As depicted in figs. 1 and 2, as a kind of oil field welldrilling motor-direct-drive type AC frequency conversion winch skill of the utility model
The further improvement of art scheme, alternating-current variable frequency motor 1 are connect by shaft coupling 2 with winch drum 4.
The oil field welldrilling motor-direct-drive type AC frequency conversion winch of the utility model, in alternating-current variable frequency motor and winch
Roller uses the coupler structure of fast disassembly type, which cancels articulation hole connection, by the way of fast assembling-disassembling, significantly
Ground facilitates the installation and maintenance of alternating-current variable frequency motor
As depicted in figs. 1 and 2, as a kind of oil field welldrilling motor-direct-drive type AC frequency conversion winch skill of the utility model
The further improvement of art scheme, the quantity of brake disc 3 are two, and two brake discs 3 are separately positioned on the two sides of brake drum 4.
As depicted in figs. 1 and 2, as a kind of oil field welldrilling motor-direct-drive type AC frequency conversion winch skill of the utility model
The further improvement of art scheme, brake disc 3 use hydraulic brake disk, are provided with hydraulic station 5 on winch base 6, hydraulic station 5 is described
Hydraulic brake disk provides driving liquid.
As shown in Figure 1, stability when in order to ensure rotation, can be supported each end axis 7 by a bracket 8 respectively,
And the end axis 7 should be rotatably arranged on respectively in corresponding bracket 8.
As shown in Figure 1, end axis 7 as one preferred is rotatably arranged on the mode of corresponding bracket 8, can be set in bracket 8
Bearing is set, end axis 7 is arranged in bearing, being fixedly connected with the inner ring of bearing can be completed rotational installation.
As shown in Figure 1, alternating-current variable frequency motor 1 can be mounted on pair there are two motor installation position 9 by setting on winch base 6
In the motor installation position answered.
Therefore, the oil field welldrilling motor-direct-drive type AC frequency conversion winch of the utility model has the advantage that
(1) side on the end axis of winch drum two sides is directly installed on using the alternating-current variable frequency motor of two low-speed bigs
Case replaces gear reduction box to be driven, so that the transmission mechanism of winch is simpler, transmission efficiency is higher；
(2) the oil field welldrilling motor-direct-drive type AC frequency conversion winch of the utility model, in alternating-current variable frequency motor with
Winch drum uses the coupler structure of fast disassembly type, which cancels articulation hole connection, by the way of fast assembling-disassembling,
Greatly facilitate the installation and maintenance of alternating-current variable frequency motor；
(3) the oil field welldrilling motor-direct-drive type AC frequency conversion winch of the utility model, overall structure is simple, quality compared with
Gently, occupied area is small, low noise when work, and fault point is few.
Claims (4)
1. a kind of oil field welldrilling motor-direct-drive type AC frequency conversion winch, which is characterized in that including winch base (6), the strand
It is provided in underbody seat (6) winch drum (4), an end axis (7) is respectively arranged in the both ends of the surface of the winch drum (4),
Each end axis (7) is connected separately with an alternating-current variable frequency motor (1), and the alternating-current variable frequency motor (1) is fixed on winch base (6)
On, alternating-current variable frequency motor (1) is connect with winch drum (4) respectively, two brake discs (3) are provided with outside the winch drum (4),
Two brake discs (3) are separately positioned on the both ends of winch drum (4)；The brake disc (3) uses hydraulic disc brake, the strand
It is provided in underbody seat (6) hydraulic station (5), the hydraulic station (5) provides driving liquid, the brake disc for the hydraulic disc brake
(3) it is used for the braking of winch drum (4)；There are two motor mounting rack (9), the exchange to become for setting on the winch base (6)
Frequency motor (1) is mounted on corresponding motor mounting rack (9).
2. oil field welldrilling motor-direct-drive type AC frequency conversion winch according to claim 1, which is characterized in that the exchange
The shaft of variable-frequency motor (1) passes through shaft coupling (2) and the corresponding end axis connection.
3. oil field welldrilling motor-direct-drive type AC frequency conversion winch according to claim 1, which is characterized in that each described
Hold axis (7) respectively by bracket (8) support, and the end axis (7) is rotatably arranged on respectively in corresponding bracket (8).
4. oil field welldrilling motor-direct-drive type AC frequency conversion winch according to claim 3, which is characterized in that the bracket
(8) bearing is provided in, the end axis (7) is arranged in bearing, is fixedly connected with the inner ring of bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821570722.0U CN209668658U (en) | 2018-09-26 | 2018-09-26 | A kind of oil field welldrilling motor-direct-drive type AC frequency conversion winch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821570722.0U CN209668658U (en) | 2018-09-26 | 2018-09-26 | A kind of oil field welldrilling motor-direct-drive type AC frequency conversion winch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209668658U true CN209668658U (en) | 2019-11-22 |
Family
ID=68560475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821570722.0U Active CN209668658U (en) | 2018-09-26 | 2018-09-26 | A kind of oil field welldrilling motor-direct-drive type AC frequency conversion winch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209668658U (en) |
-
2018
- 2018-09-26 CN CN201821570722.0U patent/CN209668658U/en active Active
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20200413 Address after: 710077 No. 66, Kam Yip Road, Gaoxin District, Shaanxi, Xi'an Co-patentee after: China National Petroleum Corp. Patentee after: XI'AN BOMAY ELECTRIC INDUSTRIES Co.,Ltd. Address before: 710077 No. 66, Kam Yip Road, Gaoxin District, Shaanxi, Xi'an Patentee before: XI'AN BOMAY ELECTRIC INDUSTRIES Co.,Ltd. |