CN201078184Y - Locking device of spline clutch type drill top drive rotating head - Google Patents
Locking device of spline clutch type drill top drive rotating head Download PDFInfo
- Publication number
- CN201078184Y CN201078184Y CNU2007200973995U CN200720097399U CN201078184Y CN 201078184 Y CN201078184 Y CN 201078184Y CN U2007200973995 U CNU2007200973995 U CN U2007200973995U CN 200720097399 U CN200720097399 U CN 200720097399U CN 201078184 Y CN201078184 Y CN 201078184Y
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- swivel head
- spline
- locking
- locking device
- drive
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Abstract
The utility model relates to a spline-clutched top-drive swivel head locking device for a drilling machine.. The utility model pertains to the technical field of mechanical clutching.. A gear disk is mounted on the swivel head in the spline-clutched top-drive swivel head locking device for drilling machine; the locking device is characterized in: a locking and guiding spline flange is fixed on the main body of the top drive, and the spline flange for the gear disk of swivel head is fixed to the swivel head; the locking and guiding spline flange and the spline flange for the gear disk of swivel head are mounted against each other, and are fitted with a lock ring, the lock ring is connected with a hydraulic cylinder, and the hydraulic cylinder is connected to the main body of top drive.. The utility model has advantages such as simple structure, quick and accurate locking, convenient unlocking, long service life, high efficiency, low maintenance cost, and high safety, etc..
Description
Technical field
The utility model belongs to the mechanical clutch technical field, particularly relates to a kind of spline disengaging type drill top-drive swivel head locking device.
Background technology
At present, TDS (being called for short the top drives) has substituted the operating type of traditional rotating disk/kelly bar, greatly having improved the operating efficiency and the operational security of oil and gas well drilling, is the equipment of present high standard and highly difficult oil and gas well drilling operation indispensability.Swivel head is the important composition parts that the pipe processor is driven on the top.The pipe processor is the important component part that drive on the top, is used for the robotic arm that drilling tool extracts, goes up operations such as shackle.
Existing top is driven and is adopted pin to cooperate the mode of pin-and-hole to come clutch and locking swivel head.Pin is that the piston rod that the hydraulic jack of main body is driven on the top is fixed in a bottom, on the corresponding circumference of the toothed disc on swivel head top uniform pin-and-hole is arranged.When the piston rod of fluid cylinder shrank, swivel head was in free rotation state; Piston rod stretches out and when selling the pin-and-hole of toothed disc, swivel head is locked.
There are following 2 deficiencies in this swivel head locking mechanism structure: the one, and the pin pin is gone into pin-and-hole needs the long period usually, and relatively difficulty often influences drillng operation efficient.Reason is before locking operation each time, and the initial position of swivel head is at random, and the top control system of driving need continue to rotate with gap swivel head and stretch out piston rod simultaneously, goes into pin-and-hole on the swivel head until piston rod pin.The 2nd, the piston rod of fluid cylinder is used as the rotation lock rationed marketing repeatedly and is used, the top drive carry out drilling tool on bear the large impact shear-type load during shackle operation, therefore the working life of this fluid cylinder is shorter, and leakage of oil easily causes the working environment pollution and brings potential safety hazard to operation field.
Summary of the invention
The technical problem of the utility model for existing in the solution known technology, and a kind of spline disengaging type drill top-drive swivel head locking device is provided.
The purpose of this utility model provides a kind of simple in structure, locking accurately fast, convenient for unlocking, long working life, safe and reliable spline disengaging type drill top-drive swivel head locking device.
The utility model is taked following technical scheme:
Spline disengaging type drill top-drive swivel head locking device, toothed disc is housed on the swivel head, it rotatablely moves and realizes by being fixed in the fluid motor-driven toothed disc that drives main body in the top, be characterized in: the top is driven and is fixed with locking guiding spline flange on the main body, and swivel head toothed disc spline flange is fixed on the swivel head; Locking guiding spline flange and relative installation of swivel head toothed disc spline flange are set with locking ring on the external diameter, locking ring even is equipped with fluid cylinder, and fluid cylinder is connected the top and drives on the main body.
The utility model can also adopt following technical measures:
Described spline disengaging type drill top-drive swivel head locking device is characterized in: the monosymmetric otic placode of locking ring place even adorns two fluid cylinders, and the other end of two fluid cylinders is connected the top by the fluid cylinder connecting pin and drives on the fluid cylinder bearing of main body.
Described spline disengaging type drill top-drive swivel head locking device is characterized in: be set with locking ring by male and female spline fitted mode on locking guiding spline flange and the swivel head toothed disc spline flange outer diameter.
Described spline disengaging type drill top-drive swivel head locking device is characterized in: swivel head toothed disc spline flange spline tooth upper end and the lower end retapering of locking ring spline tooth.
Described spline disengaging type drill top-drive swivel head locking device is characterized in: driving on the main body has locking guiding spline flange by bolt.
Described spline disengaging type drill top-drive swivel head locking device, be characterized in: swivel head toothed disc spline flange is by being bolted on the swivel head.
Described spline disengaging type drill top-drive swivel head locking device is characterized in: fluid cylinder connects the top and drives hydraulic control system.
Advantage that the utlity model has and good effect:
Spline disengaging type drill top-drive swivel head locking device is owing to adopted the utility model brand-new technology scheme, adopt the male and female involute spline of end retapering, rotate swivel head by a small margin with gap and stretch out the liquid cylinder piston bar simultaneously, push locking ring, swivel head can be locked in the moment of operational order, and the withdrawal piston rod is mentioned locking ring, swivel head is unlocked immediately, can rotate freely; Again since herein fluid cylinder only be used for axially mentioning and pushing locking ring, two ends are adopted and to be connected with pin joint with hinged, the fluid cylinder bar is not subjected to shearing force, the working life of fluid cylinder is protected; Simultaneously, the design of involute spline guarantees the multiple tooth engagement simultaneously of circumference, helps structure and drives on the top and bear bigger shearing impact power when handling on the drilling tool shackle.Therefore, the utlity model has reasonable in design, long working life, can improve the top significantly and drive operating efficiency in petroleum drilling operation, reduce maintenance of equipment time and expense, improve operating environment, improve advantage and good effects such as operational security.
Description of drawings
Fig. 1 is that the utility model swivel head is in the released state structural representation;
Fig. 2 is the locked status architecture schematic diagram of the utility model swivel head.
Among the figure, 1-top is driven main shaft, 2-swivel head, 3-swivel head toothed disc spline flange, 4-locking ring, 5-locking guiding spline flange, 6-bolt, 7-top and is driven main body, 8-fluid cylinder bearing, 9-fluid cylinder connecting pin, 10-fluid cylinder.
The specific embodiment
For further understanding content of the present utility model, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:
The swivel head locking device is driven on spline disengaging type top, drives main shaft 1, swivel head 2, swivel head toothed disc spline flange 3, locking ring 4, locking guiding spline flange 5, bolt 6, top by the top and drives main body 7, fluid cylinder bearing 8, fluid cylinder connecting pin 9, fluid cylinder 10 and form.Locking guiding spline flange 5 is fixed on the top by bolt 6 and drives on the main body 7, and swivel head toothed disc spline flange 3 is by being bolted on the swivel head 2.Locking ring 4 is enclosed within on the external diameter of locking guiding spline flange 5 by male and female spline fitted mode, and be connected with two fluid cylinders 10 at its monosymmetric otic placode place, the other end of two fluid cylinders 10 is connected in by fluid cylinder connecting pin 9 and is fixed on the top and drives on the fluid cylinder bearing 8 of main body 7.Control system and HYDRAULIC CONTROL SYSTEM that the motion of fluid cylinder 10 and swivel head 2 is driven by the top, the top is driven main shaft 1 and is passed swivel head 2 centers.Among Fig. 1, swivel head is in released state, and Fig. 2 has indicated the blocked state of swivel head.
The top is driven and is normally being crept in the operation, and swivel head 2 is in released state, as shown in Figure 1.When the top drive carrying out drilling tool on during the shackle operation, after the instruction that receives locking swivel head 2 is driven on the top, control system that drive on the top and hydraulic system are rotated swivel head 2 with gap little displacement, the piston rod of fluid cylinder 10 is stretched out, push locking ring 4, make locking ring 4 and locking guiding spline flange 5 and toothed disc spline flange 3 mediate simultaneously, because the syndeton of foregoing description, locking ring 4 plays the effect of locking swivel head 2, with the reaction torque of bearing on the swivel head connection, be delivered to the top and drive on the main body 7 simultaneously by involute spline.
Operating principle of the present utility model: drive in the operation on the top, fluid cylinder 10 is used to control the axial upper-lower position of locking ring 4, and locking guiding spline flange 5 plays guide effect circumferentially for the axially-movable of locking ring 4.Locking ring 4 is in axial when upper, does not mesh with swivel head toothed disc spline flange 3, and swivel head can rotate freely, as shown in Figure 1; When locking ring 4 is in axially when the next, mesh simultaneously with locking guiding spline flange 5 and swivel head toothed disc spline flange 3, swivel head is locked, simultaneously, locking ring 4 plays a part transfer torque, and the moment of torsion that swivel head 2 is born is delivered to the top and drives on the main body 7, as shown in Figure 2.
Claims (7)
1. a spline disengaging type drill top-drive swivel head locking device is equipped with toothed disc on the swivel head, it is characterized in that: the top is driven and is fixed with locking guiding spline flange (5) on the main body (7), and swivel head toothed disc spline flange (3) is fixed on the swivel head (2); The relative installation with swivel head toothed disc spline flange (3) of locking guiding spline flange (5) is set with locking ring (4) on the external diameter, locking ring (4) even is equipped with fluid cylinder (10), and fluid cylinder (10) is connected the top and drives on the main body (7).
2. spline disengaging type drill top-drive swivel head locking device according to claim 1, it is characterized in that: the monosymmetric otic placode of locking ring (4) place even adorns two fluid cylinders (10), and the other end of two fluid cylinders (10) is connected the top by fluid cylinder connecting pin (9) and drives on the fluid cylinder bearing (8) of main body (7).
3. spline disengaging type drill top-drive swivel head locking device according to claim 1 is characterized in that: be set with locking ring (4) by male and female spline fitted mode on locking guiding spline flange (5) and swivel head toothed disc spline flange (3) external diameter.
4. spline disengaging type drill top-drive swivel head locking device according to claim 1 is characterized in that: the tooth upper end of swivel head toothed disc spline flange (3) spline and the tooth lower end retapering of locking ring (4) spline.
5. spline disengaging type drill top-drive swivel head locking device according to claim 1 is characterized in that: drive main body (7) and upward be fixed with locking guiding spline flange (5) by bolt (6).
6. spline disengaging type drill top-drive swivel head locking device according to claim 1, it is characterized in that: swivel head toothed disc spline flange (3) is by being bolted on the swivel head (2).
7. spline disengaging type drill top-drive swivel head locking device according to claim 1 is characterized in that: fluid cylinder (10) connects the top and drives hydraulic control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200973995U CN201078184Y (en) | 2007-09-12 | 2007-09-12 | Locking device of spline clutch type drill top drive rotating head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200973995U CN201078184Y (en) | 2007-09-12 | 2007-09-12 | Locking device of spline clutch type drill top drive rotating head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201078184Y true CN201078184Y (en) | 2008-06-25 |
Family
ID=39570246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200973995U Expired - Lifetime CN201078184Y (en) | 2007-09-12 | 2007-09-12 | Locking device of spline clutch type drill top drive rotating head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201078184Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121508A (en) * | 2016-06-24 | 2016-11-16 | 三重型能源装备有限公司 | Locking method, locking device, top drive apparatus and rig for revolving meber |
| CN110939391A (en) * | 2019-12-22 | 2020-03-31 | 黑龙江北方双佳钻采机具有限责任公司 | Mechanical type outer card top drive casing running device |
| CN116241132A (en) * | 2022-12-09 | 2023-06-09 | 天津格特斯检测设备技术开发有限公司 | Spline clutch type electromagnetic locking device for armored chamber protective door lock shaft |
-
2007
- 2007-09-12 CN CNU2007200973995U patent/CN201078184Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121508A (en) * | 2016-06-24 | 2016-11-16 | 三重型能源装备有限公司 | Locking method, locking device, top drive apparatus and rig for revolving meber |
| CN106121508B (en) * | 2016-06-24 | 2019-11-26 | 三一重型能源装备有限公司 | For the locking method of revolving meber, locking device, top drive apparatus and drilling machine |
| CN110939391A (en) * | 2019-12-22 | 2020-03-31 | 黑龙江北方双佳钻采机具有限责任公司 | Mechanical type outer card top drive casing running device |
| CN110939391B (en) * | 2019-12-22 | 2021-06-29 | 黑龙江北方双佳钻采机具有限责任公司 | Mechanical type outer card top drive casing running device |
| CN116241132A (en) * | 2022-12-09 | 2023-06-09 | 天津格特斯检测设备技术开发有限公司 | Spline clutch type electromagnetic locking device for armored chamber protective door lock shaft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 300308 No. 268, Aviation Road, Airport Economic Zone, Binhai New Area, Tianjin Patentee after: Tianjin Ruiling Petroleum Equipment Co., Ltd. Address before: 300186, A327, room 7, telex Road, Hedong District, Tianjin Patentee before: Tianjin Ruiling Petroleum Equipment Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20080625 |
|
| CX01 | Expiry of patent term |