CN205778511U - Electric direct-drive monoblock type rotating-table apparatus - Google Patents
Electric direct-drive monoblock type rotating-table apparatus Download PDFInfo
- Publication number
- CN205778511U CN205778511U CN201620447298.5U CN201620447298U CN205778511U CN 205778511 U CN205778511 U CN 205778511U CN 201620447298 U CN201620447298 U CN 201620447298U CN 205778511 U CN205778511 U CN 205778511U
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- CN
- China
- Prior art keywords
- turntable
- disk shell
- rotor
- stator
- drive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a kind of electric direct-drive monoblock type rotating-table apparatus, it is included in the outer drum outer wall of turntable and is provided with rotor, in disk shell outer tube inner wall, it is correspondingly arranged on stator, outside disk shell urceolus, is fixedly installed the connection corresponding with junction box respectively of junction box, rotor and stator；It is provided with floating bearing group between turntable inner tank theca and disk shell inner core inwall.Device of the present utility model, motor will directly drive turntable operation after converting electrical energy into mechanical energy, middle without any mechanical loss, transmission efficiency is high；And mechanical actuating device and lubricating system realize non-maintaining；Small volume, it is simple to rig floor steel construction layout in rotating blade drive space.
Description
Technical field
This utility model belongs to petroleum drilling and mining equipment technology field, relates to a kind of electric direct-drive monoblock type rotating disk
Device.
Background technology
Electric drive turntable device commonly used on rig at present is mainly by rotating disk, driving means, driving electricity
Mechanism becomes, and this rotating blade drive is generally configured to an entirety sled, is arranged in the middle of rig floor.This
The not enough major embodiment that conventional rotating blade drive exists is in the following areas: in order to meet rotating blade drive
The installing space of sled, rotating disk fine strain of millet must be reduced by rig floor steel construction when design, and uses bearing pin connection to turn
Dish drives skid, is unfavorable for the design of monoblock type rig floor steel construction；Drive system have employed drive chain case or
Gearbox drive, transmission chain length, transmission efficiency are low and need periodic maintenance.
Utility model content
The purpose of this utility model is to provide a kind of electric direct-drive monoblock type rotating-table apparatus, solves existing skill
Art turntable driving means takes up room greatly, is unfavorable for the design of rig floor steel construction；Transmission chain length, transmission
Efficiency is low and the problem that needs periodic maintenance.
This utility model be employed technical scheme comprise that, a kind of electric direct-drive monoblock type rotating-table apparatus, including
The outer drum outer wall of turntable is provided with rotor, disk shell outer tube inner wall is correspondingly arranged on stator, rotating disk
The connection corresponding with junction box respectively of junction box, rotor and stator it is fixedly installed outside housing urceolus；Turning
It is provided with floating bearing group between platform inner tank theca and disk shell inner core inwall.
Electric direct-drive monoblock type rotating-table apparatus of the present utility model, is further characterized in that:
Floating bearing group includes a floating bearing and a ball bearing, the most superposed gyroaxis
Hold and be supported directly between turntable inner tank theca and disk shell inner core inwall, be positioned at the floating bearing of bottom
It is supported between turntable inner tank theca and disk shell inner core inwall by bearing cap and installing plate.
The beneficial effects of the utility model are, eliminate required for conventional rotating blade drive rotary operation
External drive case and drive motor, will drive electric machine built-in among disk shell, rotating disk external shell and
Driving motor stator is integrated, and rotating disk turntable and driving rotor are integrated, and motor converts electrical energy into
For will directly drive turntable operation after mechanical energy, middle without any mechanical loss, transmission efficiency is high；And
Mechanical actuating device and lubricating system realize non-maintaining；Small volume, it is simple to rig floor steel construction is at rotating disk
Layout in driving means space.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of this utility model device.
In figure, 1. floating bearing group, 2. turntable, 3. rotor, 4. stator, 5. disk shell, 6. junction box,
7. bearing cap, 8. installing plate.
Detailed description of the invention
With detailed description of the invention, this utility model is described in detail below in conjunction with the accompanying drawings.
With reference to Fig. 1, structure of the present utility model is, is included in the outer drum outer wall of turntable 2 and is provided with rotor 3,
In disk shell 5 outer tube inner wall, it is correspondingly arranged on stator 4, is fixedly installed outside disk shell 5 urceolus
There is the connection corresponding with junction box 6 respectively of junction box 6, rotor 3 and stator 4；At turntable 2 inner tank theca
And it is provided with floating bearing group 1 between disk shell 5 inner core inwall.
In embodiment, floating bearing group 1 includes a floating bearing and a ball bearing, is wherein positioned at
The floating bearing on top is supported directly between turntable 2 inner tank theca and disk shell 5 inner core inwall, position
Bearing cap 7 below the floating bearing of bottom is fixing with installing plate 8 to be connected, installing plate 8 and turntable 2
Lower surface is fixing to be connected, and is supported on turntable 2 inner tank theca and rotating disk shell by bearing cap 7 and installing plate 8
Between body 5 inner core inwall.
Work process of the present utility model is,
Disk shell 5 inner chamber is provided with the stator 4 driving motor, rotor 3 is installed outside turntable 2,
Turntable 2 is supported on disk shell 5 chassis by floating bearing group 1；Stator 4 with disk shell 5 is
Installing and be integrated after fixing, rotor 3 and turntable 2 are installed after fixing and are integrated, by floating bearing group even
Connect and make rotor 3 so that motor and rotating disk are designed as an entirety, stator 4 and rotor 3 by electromagnetic action
Rotate.After being energized to rotating-table apparatus, control converter by PLC and realize rotating speed and the torsion of rotating disk
Square controls.
Stator 4 includes stator core and stator winding, stator core by punching silicon-steel, be overrided to form,
Mutually insulated between sheet and sheet；Stator winding is by multiple spatially apart from one another by identical electrical angle and right
Claiming the winding arranged, structure is identical to be entwined, the Main Function of stator is to set up rotating excitation field.
Disk shell 5 mainly undertakes frame function, play support, protect, the effect such as heat radiation.
Rotor 3 includes composition and the making side of rotor core and rotor windings, rotor core and stator core
Method is consistent；Rotor windings uses squirrel-cage winding.The Main Function of rotor 3 is cutting stator rotating excitation field
The induction electromotive force produced and electric current, and form electromagnetic torque.
Turntable 2 mainly undertakes and supports rotor, the function of clamping drilling tool, play support, protect, heat radiation etc.
Effect.
Rotating-table apparatus of the present utility model, it is not necessary to use deceleration device, uses motor direct-drive turntable 2
Work；Using host computer PLC as controlling main website, converter is as the fieldbus control controlling slave station
Molding formula, its basic controlling theory uses the close loop negative feedback PID control with electric current loop and speed ring
System processed；Speed and the variable-frequency driving technique controlling employing SPWM Sine Wave Pulse Width Modulation of torque.
Claims (2)
1. an electric direct-drive monoblock type rotating-table apparatus, it is characterised in that: it is included in outside turntable (2) urceolus
Wall is provided with rotor (3), is correspondingly arranged on stator (4) in disk shell (5) outer tube inner wall, turns
Junction box (6), rotor (3) and stator (4) it is fixedly installed respectively outside dish housing (5) urceolus
Connection corresponding with junction box (6)；At turntable (2) inner tank theca and disk shell (5) inner core inwall
Between be provided with floating bearing group (1).
Electric direct-drive monoblock type rotating-table apparatus the most according to claim 1, it is characterised in that: described
Floating bearing group (1) include a floating bearing and a ball bearing, the most superposed time
Rotating shaft is held and is supported directly between turntable (2) inner tank theca and disk shell (5) inner core inwall, is positioned at
The floating bearing of bottom is supported on turntable (2) inner tank theca by bearing cap (7) and installing plate (8)
And between disk shell (5) inner core inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620447298.5U CN205778511U (en) | 2016-05-17 | 2016-05-17 | Electric direct-drive monoblock type rotating-table apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620447298.5U CN205778511U (en) | 2016-05-17 | 2016-05-17 | Electric direct-drive monoblock type rotating-table apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205778511U true CN205778511U (en) | 2016-12-07 |
Family
ID=58119009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620447298.5U Expired - Fee Related CN205778511U (en) | 2016-05-17 | 2016-05-17 | Electric direct-drive monoblock type rotating-table apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205778511U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107013163A (en) * | 2017-04-10 | 2017-08-04 | 青岛金江源工业装备有限公司 | A kind of directional drilling, the electric rotary disc device and its control method of anti-backing pressure |
-
2016
- 2016-05-17 CN CN201620447298.5U patent/CN205778511U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107013163A (en) * | 2017-04-10 | 2017-08-04 | 青岛金江源工业装备有限公司 | A kind of directional drilling, the electric rotary disc device and its control method of anti-backing pressure |
| CN107013163B (en) * | 2017-04-10 | 2020-04-10 | 青岛金江源工业装备有限公司 | Directional drilling and pressure supporting prevention electric turntable device and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20170517 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |