CN201372914Y - Hydraulic caliper-disc-brake ground driving device for single-screw oil-well pumps - Google Patents
Hydraulic caliper-disc-brake ground driving device for single-screw oil-well pumps Download PDFInfo
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- CN201372914Y CN201372914Y CN200920011493U CN200920011493U CN201372914Y CN 201372914 Y CN201372914 Y CN 201372914Y CN 200920011493 U CN200920011493 U CN 200920011493U CN 200920011493 U CN200920011493 U CN 200920011493U CN 201372914 Y CN201372914 Y CN 201372914Y
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- speed reducer
- brake
- wheel hub
- pressure oil
- disc
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Abstract
A hydraulic caliper-disc-brake ground driving device for single-screw oil-well pumps comprises a base, wherein a reducer and a motor are mounted on the base; the motor and the reducer are connected through a first transmission mechanism; and a hub is installed on an input shaft of the reducer. The device is characterized in that a reduction gearbox, a high-pressure oil pump and an oil tank are mounted on one side of the reducer; an output end of the reduction gearbox is connected with an input end of the high-pressure oil pump through a unidirectional mechanism, and an inlet end of the reduction gearbox is connected with the wheel hub through a second transmission mechanism; a brake disc is mounted on the hub; a hydraulic brake device is installed on a casing of the reducer on the side corresponding to the brake disc; the brake disc is inserted between two friction discs of the hydraulic brake device; and an oil inlet of the hydraulic brake device is communicated with an outlet of the high-pressure oil pump. The utility model has the advantages of large brake torque as well as safe and reliable operation, and can completely release the reactive torque of a pumping rod, so as to avoid the impact of such reactive torque on equipment, sufficiently guarantee the equipment safety under various emergencies of an oil well, and prolong the service life of equipment.
Description
Technical field
The utility model relates to a kind of oil well pump surface drive, particularly a kind of hydraulic pressure embedding dish brake type single screw pump surface drive.
Background technique
At present, the single screw pump surface drive mainly is by base and motor, be fixed on the speed reducer on the base, the braking mechanism formation that connects the driving mechanism of motor and speed reducer and be located at speed reducer input shaft one side, its braking mechanism adopts ratchet-type brake modes to come skidding, and this brake modes can not discharge the moment of torsion of sucker rod fully, service time one is long, cause brake strap and brake hub to stick together easily, the moment of torsion in the sucker rod is not discharged, cause potential safety hazard.
Summary of the invention
The purpose of this utility model is to provide a kind of safe and reliable, can thoroughly discharge the hydraulic pressure embedding dish brake type single screw pump surface drive of sucker rod reaction torque.
The utility model is achieved in that it has a base, on base, be provided with speed reducer and motor, motor is connected by first driving mechanism with speed reducer, on the speed reducer input shaft, wheel hub is installed, its special way is: be provided with speed reducer in speed reducer one side, high pressure oil pump and fuel tank, the speed reducer output terminal is connected by unidirectional mechanism with the high pressure oil pump input end, the speed reducer input end is connected by second driving mechanism with wheel hub, brake disc is installed on wheel hub, corresponding brake disc one side is provided with fluid brake on the speed reducer shell, brake disc is inserted between two friction plates of fluid brake, and the filler opening of fluid brake is communicated with the high pressure oil delivery side of pump.
Above-mentioned hydraulic pressure embedding dish brake type single screw pump surface drive, corresponding its input shaft one side is fixed with mounting plate on the speed reducer shell, described speed reducer is fixed on the mounting plate by a supporting base, and described fluid brake also is fixed on the mounting plate and is positioned at the wheel hub below.
Above-mentioned hydraulic pressure embedding dish brake type single screw pump surface drive, described fluid brake is by the braking clamp of a pair of relative installation, is located in the braking clamp respectively and piston that the position is relative, be located at two friction plates on the piston opposing side respectively, and two Returnning springs that symmetry is located between the friction plate constitute, on each braking clamp, be respectively equipped with the oil duct that is interconnected, the oil duct inlet is the filler opening of fluid brake, and piston is led in the oil duct outlet respectively.
Above-mentioned hydraulic pressure embedding dish brake type single screw pump surface drive, described speed reducer output terminal is an output gear, and the high pressure oil pump input end is for inserting the pinion shaft in the speed reducer, and unidirectional mechanism is a unilateral bearing.
The utility model has the advantages that: braking torque is big, and is safe and reliable, can thoroughly discharge the reaction torque of sucker rod, avoids reaction torque that equipment is impacted, and can guarantee the device security under the various emergency situations of oil well completely, prolongs the working life of equipment.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the A-A revolved section enlarged view of Fig. 1.
Among the figure: base 1, bearing 2, small belt pulley 3, motor 4, speed reducer 5, fuel tank 6, first driving mechanism 7, main shaft 8, speed reducer 9, brake disc 10, braking clamp 11, oil duct 11a, big belt pulley 12, wheel hub 13, race 13a, locking nut 14, the second driving mechanisms 15, pinion shaft 16, unilateral bearing 17, output gear 18, high pressure oil pump 19, supporting base 20, mounting plate 21, bearing support 22, gear shaft 23, gamp tooth 24, oil intake nozzle 25, Returnning spring 26, friction plate 27, piston 28, slips 29, sucker rod 30.
Embodiment
As shown in the figure, the utility model has a base 1, be fixed with bearing 2 in base 1 one sides, on bearing 2, be fixed with motor 4, by bolt speed reducer 9 is arranged in base 1 upper end, speed reducer 9 is the spiral bevel gear speed reducer, there is bearing support 22 corresponding its input shaft position by bolt on speed reducer 9 shells, in speed reducer 9 and bearing support 22, by Bearing Installation orthogonal main shaft 8 and gear shaft 23 are arranged respectively, on main shaft 8, be connected with the gamp tooth 24 that meshes with gear shaft 23 by key, main shaft 8 upper ends are drawn by the loam cake of speed reducer 9, and gear shaft 23 is the input shaft of speed reducer 9.Outer end at gear shaft 23 is connected with wheel hub 13 by key, be connected with big belt pulley 12 in wheel hub 13 front portions, on motor 4 output shafts, small belt pulley 3 is installed, be connected by first driving mechanism 7 between gear shaft 23 and motor 4 output shafts, first driving mechanism 7 is an example with the belt transmission that is made of big belt pulley 12, small belt pulley 3 and belt in the present embodiment.Described wheel hub 13 rear sleeve are connected with brake disc 10 in wheel hub 13 rear portion outer rims by key in bearing support 22 outer rims, and the both sides that are positioned at brake disc 10 on wheel hub 13 are respectively equipped with locking nut 14, to adjust the position of brake disc 10.Corresponding teeth wheel shaft 23 1 sides are fixed with mounting plate 21 on speed reducer 9 shells, on mounting plate 21, be fixed with a speed reducer 5 by supporting base 20 near motor 4 one sides, high pressure oil pump 19 and fuel tank 6 are installed on speed reducer 5, high pressure oil pump 19 input ends are for inserting the pinion shaft 16 in the speed reducer 5, speed reducer 5 output terminals are an output gear 18, output gear 18 is installed on the pinion shaft 16 by unidirectional mechanism, unidirectional mechanism is a unilateral bearing 17 in the present embodiment, also can use other parts that can realize unidirectional movement, as flywheel etc.Below being positioned at wheel hub 13 on the mounting plate 21, fluid brake is arranged by bolt, fluid brake is the braking clamp 11 by a pair of relative installation, be located in the braking clamp 11 respectively and the relative piston 28 in position, be located at two friction plates 27 on piston 28 opposing sides respectively, and two Returnning springs 26 that symmetry is located between the friction plate 27 constitute, on each braking clamp 11, be respectively equipped with the oil duct 11a that is interconnected, oil duct 11a inlet is communicated with the oil intake nozzle 25 of fluid brake, this oil intake nozzle 25 is communicated with by oil circuit with the outlet of high pressure oil pump 19, piston 28 is led in oil duct 11a outlet respectively, and the inlet of high pressure oil pump 19 is communicated with fuel tank 6 by oil circuit.Described brake disc 10 is inserted between two friction plates 27 of fluid brake, input end at the corresponding speed reducer 5 of wheel hub 13 outer rims is processed with race 13a, speed reducer 5 input ends are connected by second driving mechanism 15 that hangs in the race 13a with wheel hub 13, and second driving mechanism 15 also is example with the belt transmission in the present embodiment.
During installation, main shaft 8 upper ends are connected with sucker rod 30 by slips 29.When motor 4 makes main shaft 8, slips 29 and sucker rod 30 forwards (overlooking to clockwise) rotation by first driving mechanism, 7 driven gear axles 23, wheel hub 13 just changes by the input shaft that second driving mechanism 15 drives speed reducer 5, slow down through speed reducer 5 internal gears, unilateral bearing 17 is rotated in the forward, but high pressure oil pump 19 is not worked, hydraulic oil in the oil circuit is normal pressure, and this moment, friction plate 27 and piston 28 were pushed away brake disc 10 (no brake) under the effect of Returnning spring 26.When shutting down; sucker rod 30 begins counter-rotating under the drive of screw pump; motion is delivered to speed reducer 5 through gamp tooth 24, gear shaft 23, wheel hub 13 and second driving mechanism 15; by speed reducer 5 output gears 18 and unilateral bearing 17 high pressure oil pump 19 is started working through gear reduction again; high pressure oil is pressed to brake disc 10 by piston 28, friction plate 27 that pipeline promotes in the braking clamp 11, makes sucker rod 30 stop counter-rotating by rubbing action.When sucker rod 30 stopped to reverse, high pressure oil pump 19 also correspondingly quit work, and the pressure in the oil circuit descends, and this moment, Returnning spring 26 promotion friction plates 27 and piston 28 left brake disc 10, and brake elimination this moment sucker rod 30 begins counter-rotating again.So repeat above-mentioned brake, discharge fully until torque reaction.
Claims (4)
1, a kind of hydraulic pressure embedding dish brake type single screw pump surface drive, comprise base, on base, be provided with speed reducer and motor, motor is connected by first driving mechanism with speed reducer, on the speed reducer input shaft, wheel hub is installed, it is characterized in that: be provided with speed reducer in speed reducer one side, high pressure oil pump and fuel tank, the speed reducer output terminal is connected by unidirectional mechanism with the high pressure oil pump input end, the speed reducer input end is connected by second driving mechanism with wheel hub, brake disc is installed on wheel hub, corresponding brake disc one side is provided with fluid brake on the speed reducer shell, brake disc is inserted between two friction plates of fluid brake, and the filler opening of fluid brake is communicated with the high pressure oil delivery side of pump.
2, hydraulic pressure embedding dish brake type single screw pump surface drive according to claim 1, it is characterized in that: corresponding its input shaft one side is fixed with mounting plate on the speed reducer shell, described speed reducer is fixed on the mounting plate by a supporting base, and described fluid brake also is fixed on the mounting plate and is positioned at the wheel hub below.
3, hydraulic pressure embedding dish brake type single screw pump surface drive according to claim 1 and 2, it is characterized in that: described fluid brake is by the braking clamp of a pair of relative installation, is located in the braking clamp respectively and piston that the position is relative, be located at two friction plates on the piston opposing side respectively, and two Returnning springs that symmetry is located between the friction plate constitute, on each braking clamp, be respectively equipped with the oil duct that is interconnected, the oil duct inlet is the filler opening of fluid brake, and piston is led in the oil duct outlet respectively.
4, hydraulic pressure embedding dish brake type single screw pump surface drive according to claim 1, it is characterized in that: described speed reducer output terminal is an output gear, the high pressure oil pump input end is for inserting the pinion shaft in the speed reducer, and unidirectional mechanism is a unilateral bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920011493U CN201372914Y (en) | 2009-03-07 | 2009-03-07 | Hydraulic caliper-disc-brake ground driving device for single-screw oil-well pumps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920011493U CN201372914Y (en) | 2009-03-07 | 2009-03-07 | Hydraulic caliper-disc-brake ground driving device for single-screw oil-well pumps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201372914Y true CN201372914Y (en) | 2009-12-30 |
Family
ID=41498998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920011493U Expired - Fee Related CN201372914Y (en) | 2009-03-07 | 2009-03-07 | Hydraulic caliper-disc-brake ground driving device for single-screw oil-well pumps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201372914Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105257260A (en) * | 2015-11-24 | 2016-01-20 | 王艳文 | Double-insurance energy-saving oil extraction machine |
| CN109458627A (en) * | 2016-07-21 | 2019-03-12 | 东莞理工学院 | A kind of liquid heating plant of adjustable hydraulic fluid |
| RU2776693C1 (en) * | 2021-09-22 | 2022-07-25 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Уфимский государственный нефтяной технический университет" | Rocker machine |
-
2009
- 2009-03-07 CN CN200920011493U patent/CN201372914Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105257260A (en) * | 2015-11-24 | 2016-01-20 | 王艳文 | Double-insurance energy-saving oil extraction machine |
| CN109458627A (en) * | 2016-07-21 | 2019-03-12 | 东莞理工学院 | A kind of liquid heating plant of adjustable hydraulic fluid |
| CN109458627B (en) * | 2016-07-21 | 2019-11-05 | 东莞理工学院 | A kind of liquid heating plant of adjustable hydraulic fluid |
| CN109458627B8 (en) * | 2016-07-21 | 2020-01-10 | 浙江润成合金材料科技有限公司 | Liquid heating device capable of adjusting hydraulic pressure |
| RU2776693C1 (en) * | 2021-09-22 | 2022-07-25 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Уфимский государственный нефтяной технический университет" | Rocker machine |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091230 Termination date: 20160307 |