CN212475915U - Novel hydraulic winch fast lowering system - Google Patents
Novel hydraulic winch fast lowering system Download PDFInfo
- Publication number
- CN212475915U CN212475915U CN202021162773.7U CN202021162773U CN212475915U CN 212475915 U CN212475915 U CN 212475915U CN 202021162773 U CN202021162773 U CN 202021162773U CN 212475915 U CN212475915 U CN 212475915U
- Authority
- CN
- China
- Prior art keywords
- valve
- control valve
- winch
- pilot control
- port
- 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
Links
Images
Landscapes
- Fluid-Pressure Circuits (AREA)
- Earth Drilling (AREA)
Abstract
The utility model relates to a novel hydraulic winch fast lowering system, which comprises a free valve, a balance valve and a main winch, wherein the main winch comprises a winch spring, a brake and a winch motor, the winch motor also comprises a winch motor A port and a winch motor B port, the winch motor A port is connected with the balance valve through a high-pressure oil pipe, the free valve is connected with the winch motor A port and the winch motor B port through pipelines, the winch motor B port is respectively connected with the free valve and the balance valve through pipelines, the winch motor A port is also respectively connected with the free valve and the balance valve through pipelines, and the pipelines under the balance valve are connected with an oil tank; the utility model has the advantages of simple structure, high innovation efficiency, safety and practicality.
Description
Technical Field
The utility model belongs to the hydraulic control field, concretely relates to novel hydraulic winch transfers system fast.
Background
The rotary drilling rig is used as the most common excavating equipment in building work, can quickly and effectively drill deep holes, and is very common on building sites. The hydraulic winch is used as an important lifting tool of the rotary drilling rig, one of the main actions of the rotary drilling rig is lifting and lowering of the winch, especially when the rotary drilling rig is subjected to deep hole operation, a large amount of time is consumed for lifting and lowering of the winch, the lifting speed of the winch is almost determined by factors such as the discharge capacity of a main pump on the rotary drilling rig, the speed of the rotary drilling rig is almost constant for the rotary drilling rig with certain model and specification, the drilling speed of the rotary drilling rig is greatly influenced by lowering of a drill rod at the constant speed, the speed of the drill rod of the rotary drilling rig is constant when the drill rod of the rotary drilling rig is lowered, the downward impact force of the drill rod of the rotary drilling rig is insufficient, the energy consumption and the time consumption for lowering of the drill rod are increased, and the drilling; therefore, it is very necessary to provide a novel hydraulic winch rapid lowering system which is simple in structure, innovative, efficient, safe and practical.
Disclosure of Invention
The utility model aims at overcoming the not enough of prior art, and provide a simple structure, innovation high efficiency, safe practical novel hydraulic winch transfer system fast.
The purpose of the utility model is realized like this: the utility model provides a novel hydraulic winch transfers system fast, it includes free valve, balanced valve, main hoist engine include hoist spring, stopper, hoist motor, the hoist motor still include hoist motor A mouth and hoist motor B mouth, hoist motor A mouth pass through high pressure fuel pipe and connect balanced valve, free valve pass through the hoist motor A mouth and the hoist motor B mouth that the pipe connection is used for the hoist motor, hoist motor B mouth connect free valve and balanced valve respectively through the pipeline, hoist motor A mouth also connect free valve and balanced valve respectively through the pipeline, balanced valve under the pipeline connect the oil tank.
The novel hydraulic winch quick lowering system further comprises: the hydraulic control system comprises a first pilot control valve, a second pilot control valve, a third pilot control valve, a balance valve, a pilot control hydraulic pump, a main winch and a controller, wherein the hydraulic pump is connected with the control valve through a high-pressure oil pipe, the control valve is simultaneously connected with a winch motor, the pilot control hydraulic pump is respectively connected with the first pilot control valve, the second pilot control valve and the third pilot control valve through a low-pressure oil pipe, electromagnetic valves on the first pilot control valve, the second pilot control valve and the third pilot control valve are communicated with the controller through linear speed, the other ends of the second pilot control valve and the third pilot control valve are connected with a control oil port of the control valve through a low-pressure oil pipe, and the first pilot control valve is connected with a brake in a control mode.
Further, the control valve is a three-position four-way valve.
Further, the controller is an industrial control computer.
Furthermore, the balance valve is a flow dynamic balance valve and is used for balancing the pressure at two ends of the port A of the hydraulic motor and the port B of the hoisting motor.
Further, the first pilot control valve, the second pilot control valve, and the third pilot control valve are pilot electromagnetic valves, respectively.
Further, the free valve is a free electromagnetic control valve.
The utility model has the advantages that: the utility model discloses adopt this free valve control to live the internal pressure at hoist motor both ends, the free valve makes the hydraulic oil who lives hoist motor A mouth not pass through the balanced valve, but gets into hoist motor B mouth through the free valve, makes the hoist motor drilling rod realize high-speed whereabouts under the effect of gravity like this, the acceleration of whereabouts is close to acceleration of gravity, makes the drilling rod can transfer fast, has improved the speed of transferring of drilling rod greatly, has strengthened the gravitational potential energy of drilling rod, and reduce the drilling rod required time when descending, has improved work efficiency, reduce the work consumption; the utility model has the advantages of simple structure, high innovation efficiency, safety and practicality.
Drawings
Fig. 1 is the utility model relates to a novel hydraulic winch transfers structural schematic diagram of system fast.
Fig. 2 is the utility model relates to a novel hydraulic winch transfers local structure schematic diagram of system fast.
In the figure: 1. the hydraulic control system comprises a free valve 2, a balance valve 3, a hoisting motor 4, a brake 5, a hoisting motor A port 6, a hoisting motor B port 7, a hoisting spring 8, a main hoisting machine 9, a control valve 10, a hydraulic pump 11, a controller 12, a first pilot control valve 13, a second pilot control valve 14, a third pilot control valve 15 and a pilot control hydraulic pump.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Example 1
As shown in fig. 1-2, a novel hydraulic winch fast lowering system comprises a free valve 1, a balance valve 2 and a main winch 8, wherein the main winch 8 comprises a winch spring 7, a brake 9 and a winch motor 3, the winch motor 3 further comprises a winch motor a port 5 and a winch motor B port 6, the winch motor a port 5 is connected with the balance valve 2 through a high-pressure oil pipe, the free valve 1 is connected with the winch motor a port 5 and the winch motor B port 6 through pipelines, the winch motor B port 6 is connected with the free valve 1 and the balance valve 2 through pipelines, the winch motor a port 5 is also connected with the free valve 1 and the balance valve 2 through pipelines, and the balance valve 2 is connected with an oil tank through pipelines.
The utility model provides a novel hydraulic winch system of transferring fast still includes: the hydraulic control system comprises a first pilot control valve 12, a second pilot control valve 13, a third pilot control valve 14, a control valve 9, a pilot control hydraulic pump 15, a hydraulic pump 12 and a controller 11, wherein the hydraulic pump 10 is connected with the control valve 9 through a high-pressure oil pipe, the control valve 9 is simultaneously connected with a hoisting motor 3, the pilot control hydraulic pump 15 is respectively connected with the first pilot control valve 13, the second pilot control valve 14 and the third pilot control valve 15 through a low-pressure oil pipe, electromagnetic valves on the first pilot control valve 13, the second pilot control valve 14 and the third pilot control valve 15 are communicated with the controller 11 through a linear speed, the other ends of the second pilot control valve 14 and the third pilot control valve 15 are connected with a control oil port of the control valve 9 through a low-pressure oil pipe, and the first pilot control valve 13 is connected with a brake 4 in a control mode.
The utility model adopts the free valve 1 to control the internal pressure at two ends of the hoisting motor 3, the free valve 1 ensures that the hydraulic oil which lives on the A port 5 of the hoisting motor does not pass through the balance valve 2, but enters the B port 6 of the hoisting motor through the free valve 1, thus the drill rod of the hoisting motor 3 can realize high-speed falling under the action of gravity, the falling acceleration is close to the acceleration of gravity, the drill rod can be quickly put down, the putting down speed of the drill rod is greatly improved, the gravitational potential energy of the drill rod is enhanced, the time required when the drill rod descends is reduced, the working efficiency is improved, and the working consumption is reduced; the utility model has the advantages of simple structure, high innovation efficiency, safety and practicality.
Example 2
As shown in fig. 1-2, a novel hydraulic winch fast lowering system comprises a free valve 1, a balance valve 2 and a main winch 8, wherein the main winch 8 comprises a winch spring 7, a brake 9 and a winch motor 3, the winch motor 3 further comprises a winch motor a port 5 and a winch motor B port 6, the winch motor a port 5 is connected with the balance valve 2 through a high-pressure oil pipe, the free valve 1 is connected with the winch motor a port 5 and the winch motor B port 6 through pipelines, the winch motor B port 6 is connected with the free valve 1 and the balance valve 2 through pipelines, the winch motor a port 5 is also connected with the free valve 1 and the balance valve 2 through pipelines, and the balance valve 2 is connected with an oil tank through pipelines.
The utility model provides a novel hydraulic winch system of transferring fast still includes: the hydraulic control system comprises a first pilot control valve 12, a second pilot control valve 13, a third pilot control valve 14, a control valve 9, a pilot control hydraulic pump 15, a hydraulic pump 12 and a controller 11, wherein the hydraulic pump 10 is connected with the control valve 9 through a high-pressure oil pipe, the control valve 9 is simultaneously connected with a hoisting motor 3, the pilot control hydraulic pump 15 is respectively connected with the first pilot control valve 13, the second pilot control valve 14 and the third pilot control valve 15 through a low-pressure oil pipe, electromagnetic valves on the first pilot control valve 13, the second pilot control valve 14 and the third pilot control valve 15 are communicated with the controller 11 through a linear speed, the other ends of the second pilot control valve 14 and the third pilot control valve 15 are connected with a control oil port of the control valve 9 through a low-pressure oil pipe, and the first pilot control valve 13 is connected with a brake 4 in a control mode.
Further, the control valve 9 is a three-position four-way valve, and the control valve 9 is provided with a second oil inlet, a second oil return port, a third oil port and a fourth oil port. The third oil port is respectively communicated with the second pilot control valve and the third pilot control valve through oil pipes.
Further, the controller 11 is an industrial control computer, and the industrial control computer can accurately calculate the hydraulic oil pressure required by the rotary drilling rig and accurately control the closing of the electromagnetic valve.
Further, the balance valve 2 is a flow dynamic balance valve and is used for balancing pressures at two ends of the port A5 of the hydraulic motor and the port B6 of the hoisting motor, and the balance valve 2 can balance the pressure of hydraulic oil at two ends of an oil inlet and an oil outlet of the hoisting motor 3 when a drill rod of the rotary drilling rig descends, so that the drill rod can be attracted by gravity to fall faster when falling.
Further, the first pilot control valve 13, the second pilot control valve 14, and the third pilot control valve 15 are pilot electromagnetic valves, respectively, and the pilot electromagnetic valves can be precisely controlled by the electromagnetic valve control assembly.
Further, the free valve 1 is an electromagnetic control valve, the electromagnetic control valve is controlled by the controller 11, and when a drill rod of the rotary drilling rig falls, the free valve becomes a free falling body, so that the drill rod of the rotary drilling rig quickly falls.
The utility model adopts the free valve 1 to control the internal pressure at two ends of the hoisting motor 3, the free valve 1 ensures that the hydraulic oil which lives on the A port 5 of the hoisting motor does not pass through the balance valve 2, but enters the B port 6 of the hoisting motor through the free valve 1, thus the drill rod of the hoisting motor 3 can realize high-speed falling under the action of gravity, the falling acceleration is close to the acceleration of gravity, the drill rod can be quickly put down, the putting down speed of the drill rod is greatly improved, the gravitational potential energy of the drill rod is enhanced, the time required when the drill rod descends is reduced, the working efficiency is improved, and the working consumption is reduced; the utility model has the advantages of simple structure, high innovation efficiency, safety and practicality.
Claims (7)
1. The utility model provides a novel hydraulic winch transfers system fast, it includes free valve, balanced valve, main hoist engine, its characterized in that: the main winch comprises a winch spring, a brake and a winch motor, the winch motor further comprises a winch motor A port and a winch motor B port, the winch motor A port is connected with a balance valve through a high-pressure oil pipe, a free valve is connected with the winch motor A port and the winch motor B port through pipelines, the winch motor B port is respectively connected with the free valve and the balance valve through pipelines, the winch motor A port is also respectively connected with the free valve and the balance valve through pipelines, and the pipeline under the balance valve is connected with an oil tank.
2. The novel hydraulic winch rapid lowering system according to claim 1, further comprising: first pilot control valve, second pilot control valve, third pilot control valve, pilot control hydraulic pump, main hydraulic pump, controller, its characterized in that: the main hydraulic pump is connected with the control valve through a high-pressure oil pipe, the control valve is connected with the winch motor at the same time, the pilot control hydraulic pump is respectively connected with the first pilot control valve, the second pilot control valve and the third pilot control valve through a low-pressure oil pipe, electromagnetic valves on the first pilot control valve, the second pilot control valve and the third pilot control valve are communicated with the controller through linear speed, the other ends of the second pilot control valve and the third pilot control valve are connected with a control oil port of the control valve through a low-pressure oil pipe, and the first pilot control valve controls and is connected with the brake.
3. The novel hydraulic winch rapid lowering system according to claim 2, characterized in that: the control valve is a three-position four-way valve.
4. The novel hydraulic winch rapid lowering system according to claim 1, characterized in that: the balance valve is a flow dynamic balance valve and is used for balancing the pressure at two ends of the A port and the B port of the winch motor.
5. The novel hydraulic winch rapid lowering system according to claim 2, characterized in that: the controller is an industrial control computer.
6. The novel hydraulic winch rapid lowering system according to claim 2, characterized in that: the first pilot control valve, the second pilot control valve and the third pilot control valve are pilot electromagnetic valves respectively.
7. The novel hydraulic winch rapid lowering system according to claim 1, characterized in that: the free valve is an electromagnetic control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021162773.7U CN212475915U (en) | 2020-06-22 | 2020-06-22 | Novel hydraulic winch fast lowering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021162773.7U CN212475915U (en) | 2020-06-22 | 2020-06-22 | Novel hydraulic winch fast lowering system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212475915U true CN212475915U (en) | 2021-02-05 |
Family
ID=74413201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021162773.7U Expired - Fee Related CN212475915U (en) | 2020-06-22 | 2020-06-22 | Novel hydraulic winch fast lowering system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212475915U (en) |
-
2020
- 2020-06-22 CN CN202021162773.7U patent/CN212475915U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205689156U (en) | A kind of high-adaptability stress decentralized bidirectional hydraulic drilling jar | |
| CN103641012B (en) | A kind of rig decompression drilling control system and use the rock entering drilling machine of this control system | |
| CN204003683U (en) | A kind of hydraulic system and engineering machinery | |
| CN201874918U (en) | Composite hydraulic cylinder and electro-hydraulic proportional lifting system thereof | |
| CN205013408U (en) | Differential hydraulic control device is entirely cut to steel scrap | |
| CN101446307B (en) | Mechanical feedback plug-in mounting type proportional throttle valve system | |
| CN105927683A (en) | Hydraulic control system of tube drawbench lifting mechanism | |
| CN202673817U (en) | High-efficiency energy-saving hydraulic system for petroleum snubbing device | |
| CN212475915U (en) | Novel hydraulic winch fast lowering system | |
| CN207332798U (en) | A kind of casing swage lifting type pressure release discharge device | |
| CN205953386U (en) | Dig rig hoist actuating system soon | |
| CN102616700B (en) | Oil and air hybrid driven lifting control device | |
| CN205025846U (en) | Backpressure valves and have underground scraper work systems of this backpressure valves | |
| CN213981423U (en) | Hydraulic control system for lifting oil cylinder of belt press working machine | |
| CN201344161Y (en) | Mechanical-feedback plug-in proportional throttle valve | |
| CN206429231U (en) | Fireflood igniting wellhead assembly | |
| CN207093479U (en) | A kind of hydraulic shear cylinder control system and hydraulic shear | |
| CN214499592U (en) | Two-way speed governing hydraulic pressure valves | |
| CN211398102U (en) | Multi-sensitive-pump confluence loop of drilling machine | |
| CN205001264U (en) | High pressure air spring | |
| CN108468663B (en) | Lifting control system for operation under pressure | |
| CN205207318U (en) | Quick oil return oil circuit of hydraulic cylinder | |
| CN102304931A (en) | Hydraulic energy-saving control system and method for loader movable arm | |
| CN201071690Y (en) | Drilling rig gate ramp pneumatic drilling rod rest bench | |
| CN111188572B (en) | Automatic rapid pressurization control method for rotary drilling rig |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210205 Termination date: 20210622 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |