CN205838429U - Hydraulic disc type braking deivce for winch - Google Patents
Hydraulic disc type braking deivce for winch Download PDFInfo
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- CN205838429U CN205838429U CN201620651135.9U CN201620651135U CN205838429U CN 205838429 U CN205838429 U CN 205838429U CN 201620651135 U CN201620651135 U CN 201620651135U CN 205838429 U CN205838429 U CN 205838429U
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- directional control
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Abstract
The utility model discloses a kind of hydraulic disc type braking deivce for winch, two Pneumatic oil pump cylinder inlet communication have flow speed control valve, and two flow speed control valves all connect with solenoid directional control valve, and solenoid directional control valve connects with gas bomb and source of the gas processing module；Each Pneumatic oil pump connects with check valve one, and two check valves one are leaded up to overflow valve and taken back fuel tank, and two another roads of check valve one connect with check valve two simultaneously；Check valve two port of export is divided into four tunnels, the first via connects with Accumulator arrangements, and the second tunnel connects with pressure transducer, and the 3rd tunnel connects with hand-operated direction valve, hand-operated direction valve connects with one-way speed-regulating valve, and one-way speed-regulating valve passes through two three-way valve and two corresponding connections of normally closed braking clamp oil cylinder；4th tunnel connects with two solenoid directional control valve oil-feed ports, and these two solenoid directional control valves are each via above-mentioned a pair three-way valve connection corresponding with normally closed braking clamp oil cylinder.Device volume of the present utility model is little, reliability is high, energy consumption is low.
Description
Technical field
This utility model belongs to mechanical equipment technical field, relates to a kind of hydraulic disc type braking deivce for winch.
Background technology
At present, the electrical network that the power of electric drive rig typically uses multiple stage diesel-driven generator to form is powered, direct current
Electrical drawworks and AC frequency conversion electric drive winch main brake all use hydraulic disc brake, and auxiliary brake uses electromagnetic eddy to stop
Car or dynamic braking mode.Hydraulic disc brake is mainly made up of Hydraulic Station, operating mechanism, brake actuator, between equipment
It is connected with cable with hydraulic line.Brake actuator is made up of open in usual and normally closed type braking clamp group of surging, and open in usual surges
Braking clamp has soft braking property, as before work for normal drilling well time winch service braking, normally closed type surges braking clamp only
There is hard brake characteristic, for parking and brake hard.
DC powered winch, due to its direct-drive motor characteristic, can only realize enhanced feature when normal operation, its
Hovering must manually control working clamp clamping force with auxiliary brake function and realize, and when winch send brill, working clamp is to brake disc
The certain frictional force of upper applying realizes winch and slowly send brill.AC frequency conversion electric drive winch due to its alternating-current variable frequency motor characteristic,
Coordinate dynamic braking unit, when normally working, torque can be provided to ensure winch hovering function by rotating excitation field；Winch needs
Time to be braked, motor enters generating state, produces the braking moment contrary with winch axle direction of rotation, and changes mechanical energy is electric energy
And consumed by dynamic braking unit, therefore its working clamp function of stopping with dish repeats.And current domestic AC frequency variated rig winch liquid
Press disc type brake gear still continues to use working clamp and safety tongs dual dish braking mode, and disc brake device is complex, liquid
Pressure station takies floor space, and the corresponding brake actuator arranged also makes winch size be difficult to reduce, and drives for alternating-current variable frequency power
For dynamic winch, function repeats, and energy-saving effect is poor.
Utility model content
The purpose of this utility model is to provide a kind of hydraulic disc type braking deivce for winch, solves prior art disk and stops system
Normally opened with normally closed double-brake organization hydraulic pressure system complex, it is big that independent hydraulic station takies floor space, the problem that energy consumption is higher.
The technical solution adopted in the utility model is, a kind of hydraulic disc type braking deivce for winch, is set up in parallel including two
Pneumatic oil pump, each Pneumatic oil pump cylinder import has been respectively communicated with a flow speed control valve, and two flow speed control valves are all and solenoid directional control valve
The port of export connects, and solenoid directional control valve entrance point connects with gas bomb and the source of the gas processing module port of export；
The inlet port of each Pneumatic oil pump connects with fuel tank, and the oil-out of each Pneumatic oil pump is with check valve one entrance point even
Logical, two check valve one ports of export are leaded up to overflow valve and are taken back fuel tank, two another roads of check valve one port of export simultaneously with list
Connect to valve two entrance point；
Check valve two port of export is divided into four tunnels, and the first via connects with Accumulator arrangements, and the second tunnel connects with pressure transducer, the
Three tunnels connect with hand-operated direction valve oil-feed port, and hand-operated direction valve oil-out connects with one-way speed-regulating valve, hand-operated direction valve oil return opening
Directly oil return passes through two three-way valve and two corresponding connections of normally closed braking clamp oil cylinder, this Lu Weichang to fuel tank, one-way speed-regulating valve
Close；The solenoid directional control valve oil-feed port that 4th tunnel is set up in parallel with two connects, and the oil return opening of two solenoid directional control valves is directly with oily
Case connects, and these two solenoid directional control valve oil-outs are corresponding with normally closed braking clamp oil cylinder even each via a pair above-mentioned three-way valve
Logical, this road is normal open.
Hydraulic disc type braking deivce for winch of the present utility model, is further characterized in that:
Being separately installed with a braking clamp oil pressure sensor in two normally closed braking clamp oil cylinder inlet ductwork, Accumulator arrangements goes out
On mouth pipeline, system oil pressure sensor is installed, gas bomb export pipeline is provided with bleed pressure sensor.
The beneficial effects of the utility model are, winch brake dish is only installed normally closed braking clamp group, and normally closed braking clamp group is opened
Closing action is provided hydraulic pressure to realize by Accumulator arrangements.During normal work, Accumulator arrangements hydraulic oil is controlled by solenoid directional control valve group
Normally closed braking clamp group opens or closes action；Under emergency rating, to make hydraulic oil pass through three-way valve normally closed for local operation hand-operated direction valve
Braking clamp group opens or closes action.Accumulator arrangements hydraulic power source is provided hydraulic power, gas storage by two the most standby air driven pumps
Bottle stores quantitative compressed gas as standby.Specifically include:
1) braking clamp therein is only normally closed type braking clamp, and during the obstructed hydraulic oil of caliper oil cylinder, braking clamp is in brake shape
State, realizes parking, brake hard by controlling hydraulic oil, and winch is transferred with automatic bit feed function by winch AC frequency conversion mair motor
Realizing with automatic bit feed motor, it is adaptable to various drilling conditions, the configuration of more conventional disk type brake is succinct, volume is little, energy consumption is low.
2) conventional disk stop Hydraulic Station use constant pressure variable displacement pump feed flow, low capacity accumulator voltage stabilizing and energy storage, work as oil pump feed
Time not enough, accumulator plays interim supplementary functions, and oil pump needs long-time, many frequencys start and stop operating.This hydraulic system uses pneumatic oil
Pump combines the mode of feed flow with multiple Large Copacity accumulators, and Accumulator arrangements is joined according to pressure as main feed flow source, Pneumatic oil pump
Number employing is low opens the mode that height stops, and possesses relatively low energy consumption, and configuration cost performance is high, easy to maintenance.
3), in this hydraulic system is integrated in winch, cancels independent hydraulic station and corresponding hydraulic line, simplify rig floor and arrange,
Land rig, marine module drilling rig are all had to the suitability of height, be effectively improved drillng operation work efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure, the most normally closed braking clamp, 2. Accumulator arrangements, 3. solenoid directional control valve, 4. hand-operated direction valve, 5. Pneumatic oil pump, 6.
Braking clamp oil pressure sensor, 7. system oil pressure sensor, 8. gas circuit solenoid directional control valve, 9. source of the gas processing module, 10. gas bomb,
11. bleed pressure sensors, 12. check valves one, 13. flow speed control valves, 14. oil filters, 15. fuel tanks, 16. overflow valves, 17. check valves
Two, 18. three-way valve, 19. one-way speed-regulating valves.
Detailed description of the invention
With detailed description of the invention, this utility model is specifically described below in conjunction with the accompanying drawings.
With reference to Fig. 1, structure of the present utility model is, including two Pneumatic oil pumps being set up in parallel 5, each Pneumatic oil pump 5
Cylinder import has been respectively communicated with a flow speed control valve 13, and two flow speed control valves 13 all connect with solenoid directional control valve 8 port of export, electromagnetic switch
Valve 8 entrance point connects with gas bomb 10 and source of the gas processing module 9 port of export；
The inlet port of each Pneumatic oil pump 5 connects with fuel tank 15, is provided with oil filter 14, Mei Geqi in each inlet port pipeline
The oil-out of dynamic oil pump 5 connects with check valve 1 entrance point, and two check valve 1 ports of export are leaded up to overflow valve 16 and connect
Oil sump tank 15, two another roads of check valve 1 port of export connect with check valve 2 17 entrance point simultaneously；
Check valve 2 17 port of export is divided into four tunnels, the first via to connect with Accumulator arrangements 2 and (joins according to winch brake pincers quantity
Put), the second tunnel connects with pressure transducer 7, and the 3rd tunnel connects with hand-operated direction valve 4 oil-feed port, hand-operated direction valve 4 oil-out with
One-way speed-regulating valve 19 connects, the direct oil return of hand-operated direction valve 4 oil return opening to fuel tank 15, and one-way speed-regulating valve 19 is by two three-way valve
18 connections corresponding with two normally closed braking clamp 1 oil cylinders, this road is normally closed；4th tunnel and two solenoid directional control valves being set up in parallel 3
Oil-feed port connects, and the oil return opening of two solenoid directional control valves 3 directly connects with fuel tank 15, and these two solenoid directional control valve 3 oil-outs are each
From by the connection corresponding with normally closed braking clamp 1 oil cylinder of above-mentioned a pair three-way valve 18, this road is normal open.
It is separately installed with a braking clamp oil pressure sensor 6, Accumulator arrangements in two normally closed braking clamp 1 oil cylinder inlet ductwork
System oil pressure sensor 7 is installed on 2 export pipelines, gas bomb 10 export pipeline is provided with bleed pressure sensor 11.
Above-mentioned Pneumatic oil pump 5 and solenoid directional control valve 3 are provided with two, backup each other.
Normally closed braking clamp 1 oil cylinder is separately mounted on brake disc support, and its know-why is consistent with prior art, the heaviest
Multiple.
Operation principle of the present utility model is:
Operationally, extraneous source of the gas is by after source of the gas processing module 9, and a road enters gas bomb 10 and stores, gas bomb
10 compressed airs supplement as interim when gas source air pressure deficiency；Another road is when solenoid directional control valve 8 obtains electric, by two
Flow speed control valve 13 respectively enters two Pneumatic oil pump 5 cylinders, provides power for oil pump；
Two Pneumatic oil pumps 5 provide hydraulic oil each via check valve (12,17) for Accumulator arrangements 2, and reduce pressure overflow valve 16
Open when oil pressure exceedes setting pressure, make hydraulic oil overflow oil sump tank 15；
When winch needs operating, two solenoid directional control valves 3 simultaneously electric, in Accumulator arrangements 2, hydraulic oil is by two electromagnetism
Reversal valve 3 is respectively to two normally closed braking clamp 1 oil cylinder fuel feeding, and normally closed braking clamp 1 is opened, and discharges winch brake dish；
Winch normally hoists, transfers, hovers, AC frequency conversion electric drive motor realize, when needing parking and emergency brake,
Two solenoid directional control valve 3 dead electricity simultaneously reset, and in two normally closed braking clamp 1 oil cylinders, hydraulic return is to fuel tank 15, normally closed braking clamp 1
Reset under the action of the spring, it is achieved parking and emergency brake；
System dead electricity or other reasons cause two solenoid directional control valves 3 cannot action time, hand-operated direction valve 4 provide bypass
Emergency operation makes normally closed braking clamp 1 brake or unclamp, and operation one-way speed-regulating valve 19 regulates the enclasping force of normally closed braking clamp 1, permissible
Realize winch to meet an urgent need lowering function；
The cylinder oil of normally closed braking clamp 1, system oil pressure, source of the gas air pressure are entered by three pressure transducers (6,7,11) respectively
Row monitoring, during the generation of the situation such as bleed pressure deficiency, oil pump feed flow deficiency, hydraulic line leakage, the pressure transducer of correspondence and
Time provide monitoring, alarming；Normally closed braking clamp 1 when oil cylinder hydraulic declines, normally closed braking clamp 1 the most slowly locking, keep away
Exempt from contingency to occur.
Claims (2)
1. a hydraulic disc type braking deivce for winch, it is characterised in that: include two Pneumatic oil pumps being set up in parallel (5), each
Pneumatic oil pump (5) cylinder import has been respectively communicated with a flow speed control valve (13), and two flow speed control valves (13) all go out with solenoid directional control valve (8)
Mouth end connection, solenoid directional control valve (8) entrance point connects with gas bomb (10) and source of the gas processing module (9) port of export；
The inlet port of each Pneumatic oil pump (5) connects with fuel tank (15), the oil-out of each Pneumatic oil pump (5) and check valve one
(12) entrance point connection, two check valve one (12) ports of export lead up to overflow valve (16) and take back fuel tank (15), and two unidirectional
Another road of valve one (12) port of export connects with check valve two (17) entrance point simultaneously；
Check valve two (17) port of export is divided into four tunnels, the first via to connect with Accumulator arrangements (2), the second tunnel and pressure transducer (7)
Connection, the 3rd tunnel connects with hand-operated direction valve (4) oil-feed port, and hand-operated direction valve (4) oil-out connects with one-way speed-regulating valve (19),
One-way speed-regulating valve (19) is by two three-way valve (18) and two corresponding connections of normally closed braking clamp (1) oil cylinder, and this road is normally closed；The
Four tunnels connect with two solenoid directional control valve being set up in parallel (3) oil-feed ports, these two solenoid directional control valve (3) oil-outs each via
The connection corresponding with normally closed braking clamp (1) oil cylinder of above-mentioned a pair three-way valve (18), this road is normal open.
Hydraulic disc type braking deivce for winch the most according to claim 1, it is characterised in that: two described normally closed braking clamps
(1) it is separately installed with a braking clamp oil pressure sensor (6) in oil cylinder inlet ductwork, Accumulator arrangements (2) export pipeline is installed
There is system oil pressure sensor (7), gas bomb (10) export pipeline is provided with bleed pressure sensor (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620651135.9U CN205838429U (en) | 2016-06-27 | 2016-06-27 | Hydraulic disc type braking deivce for winch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620651135.9U CN205838429U (en) | 2016-06-27 | 2016-06-27 | Hydraulic disc type braking deivce for winch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205838429U true CN205838429U (en) | 2016-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620651135.9U Expired - Fee Related CN205838429U (en) | 2016-06-27 | 2016-06-27 | Hydraulic disc type braking deivce for winch |
Country Status (1)
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| CN (1) | CN205838429U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106882722A (en) * | 2017-04-14 | 2017-06-23 | 湖南科技大学 | Ocean winch electro-hydraulic brake system and control method based on Closed Hydraulic brake |
| CN107445093A (en) * | 2017-08-24 | 2017-12-08 | 四川宏华石油设备有限公司 | A kind of gas drive hydrodynamic pressure disc brake device |
| CN107764499A (en) * | 2017-11-16 | 2018-03-06 | 苏州苏试试验集团股份有限公司 | The medium-sized shock machine swing arm lifting of pendulum and brake gear |
| CN109176949A (en) * | 2018-10-16 | 2019-01-11 | 大连华东液压件有限公司 | A kind of votage limit type underwater pelletizer cutterhead movable hydraulic system and its application method |
| CN112013056A (en) * | 2020-08-24 | 2020-12-01 | 天水师范学院 | Novel double-air-cavity disc type brake control system |
-
2016
- 2016-06-27 CN CN201620651135.9U patent/CN205838429U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106882722A (en) * | 2017-04-14 | 2017-06-23 | 湖南科技大学 | Ocean winch electro-hydraulic brake system and control method based on Closed Hydraulic brake |
| CN106882722B (en) * | 2017-04-14 | 2022-05-03 | 湖南科技大学 | Ocean winch electro-hydraulic braking system based on closed hydraulic brake and control method |
| CN107445093A (en) * | 2017-08-24 | 2017-12-08 | 四川宏华石油设备有限公司 | A kind of gas drive hydrodynamic pressure disc brake device |
| CN107764499A (en) * | 2017-11-16 | 2018-03-06 | 苏州苏试试验集团股份有限公司 | The medium-sized shock machine swing arm lifting of pendulum and brake gear |
| CN109176949A (en) * | 2018-10-16 | 2019-01-11 | 大连华东液压件有限公司 | A kind of votage limit type underwater pelletizer cutterhead movable hydraulic system and its application method |
| CN109176949B (en) * | 2018-10-16 | 2024-01-26 | 大连华东液压件有限公司 | Cutter head moving hydraulic system of pressure limiting type underwater pelletizer and application method thereof |
| CN112013056A (en) * | 2020-08-24 | 2020-12-01 | 天水师范学院 | Novel double-air-cavity disc type brake control system |
| CN112013056B (en) * | 2020-08-24 | 2022-01-28 | 天水师范学院 | Novel double-air-cavity disc type brake control system |
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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: 20161228 Termination date: 20170627 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |