CN212508254U - Intermittent high-speed lifting and releasing system for drill rod of rotary drilling rig - Google Patents
Intermittent high-speed lifting and releasing system for drill rod of rotary drilling rig Download PDFInfo
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- CN212508254U CN212508254U CN202021162841.XU CN202021162841U CN212508254U CN 212508254 U CN212508254 U CN 212508254U CN 202021162841 U CN202021162841 U CN 202021162841U CN 212508254 U CN212508254 U CN 212508254U
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- control valve
- pilot control
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- drill rod
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Abstract
The utility model relates to an intermittent high-speed lifting system for a drill rod of a rotary drilling rig, which 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 hydraulic pump and a main winch, the main hydraulic pump is connected with a control valve through a high-pressure oil pipe, the control valve is simultaneously connected with the main hoisting motor, a pilot control hydraulic pump is respectively connected with a first pilot control valve, a second pilot control valve and a 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 the low-pressure oil pipe, the first pilot control valve controls a connecting brake, and a balance valve is arranged between the control valve and the main hoisting motor; the utility model has the advantages of simple structure, convenient use, energy saving and high operation efficiency.
Description
Technical Field
The utility model belongs to the hydraulic control field, concretely relates to dig high-speed system of putting of carrying of rig drilling rod intermittent type formula soon.
Background
The rotary drilling rig is a hole forming machine for pile control construction in pile foundation engineering, is widely applied to building construction, can use various bottom layers, and has the characteristics of high hole forming speed, less pollution, strong maneuverability and the like. Short auger bits perform dry excavation operations, and rotary drill bits may also be used to perform wet excavation operations with mud dado. The rotary drilling rig is originally a very energy-consuming machine, the rotary drilling rig drills a drill bit towards the direction vertical to the ground by means of potential energy, a large amount of clay is retained on the drill bit while a drill rod of the rotary drilling rig drills downwards, and due to the fact that the clay is heavy, kinetic energy consumption of the drill rod during lifting is greatly improved, construction efficiency of the drilling rig is seriously affected, and energy consumption is improved; therefore, it is very necessary to provide an intermittent high-speed lifting and releasing system of the drill rod of the rotary drilling rig, which has the advantages of simple structure, convenience in use, energy conservation and high operation efficiency.
Disclosure of Invention
The utility model aims at overcoming the not enough of prior art, and provide a simple structure, convenient to use, energy saving, operation efficient dig rig drilling rod intermittent type formula high-speed system of putting of lifting soon.
The purpose of the utility model is realized like this: an intermittent high-speed lifting and releasing system of a drill rod of a rotary drilling rig 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 motor and a controller, wherein the main hydraulic pump is connected with the control valve through a high-pressure oil pipe, the control valve is simultaneously connected with the main 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, the first pilot control valve is connected with a brake, and a balance valve is arranged between the control valve and the main hoisting motor.
Preferably, the main hoisting motor, the brake, the reducer gear and the winding drum together form a main hoisting machine.
Preferably, the control valve is an electromagnetic valve, and the control valve is a three-position four-way electromagnetic valve.
Preferably, the brake is a pressure relief valve.
Preferably, the controller is an industrial computer controller.
Preferably, the main hydraulic motor is a bidirectional variable motor.
Preferably, the balancing valve conduit is connected to two outlets of the hydraulic motor.
The utility model has the advantages that: the utility model adopts a control calculator, the computer is connected with a first pilot control valve, a second pilot control valve and a third pilot control valve, the computer has high calculation precision, the hoisting machine is used for hoisting the drill rod of the rotary drilling rig, the hoisting distance is required to be calculated when hoisting, the excavated depth of the rotary drilling rig can be monitored in real time, the excavated condition can be monitored conveniently, the computer controls the operation to reduce the labor input and save the labor cost, when the utility model is used, the control computer provides data to control the connected second pilot control valve and the third pilot control valve to be changed into pulsed hydraulic oil signals to control the control valves, the hydraulic oil of the main hydraulic pump enters the main hoisting motor through the control valves to provide kinetic energy for the main hoisting motor, the main hoisting machine lifts the drill rod to stop the intermittent operation machine, thereby realizing the rapid intermittent lifting and releasing function of the drill rod, the intermittent lifting enables clay retained on the drill rod to quickly fall off the drill rod due to the action of gravity and inertia, so that the kinetic energy consumption is reduced, and the working efficiency is improved; the utility model has the advantages of simple structure, convenient use, energy saving and high operation efficiency.
Drawings
Fig. 1 is the utility model discloses dig high-speed lifting and placing system's of rig drilling rod intermittent type formula structure sketch map soon.
In the figure: 1. the hydraulic control system comprises a main winch 2, a controller 3, a first pilot control valve 4, a second pilot control valve 5, a third pilot control valve 6, a main hydraulic motor 7, a main hydraulic pump 8, a control valve 9, a main winch motor 10, a pilot control hydraulic pump 11, a balance valve 12 and a brake.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Example 1
As shown in fig. 1, the intermittent high-speed lifting and releasing system for the drill rod of the rotary drilling rig comprises a first pilot control valve 3, a second pilot control valve 4, a third pilot control valve 5, a control valve 8, a balance valve 11, a pilot control hydraulic pump 10, a main hydraulic pump 7, a main winch 1, a main winch motor 9 and a controller 2, wherein the main hydraulic pump 7 is connected with the control valve 8 through a high-pressure oil pipe, the control valve 8 is simultaneously connected with the main winch motor 9, the pilot control hydraulic pump 10 is respectively connected with the first pilot control valve 3, the second pilot control valve 4 and the third pilot control valve 5 through low-pressure oil pipes, electromagnetic valves on the first pilot control valve 3, the second pilot control valve 4 and the third pilot control valve 5 are communicated with the controller 2 through linear speed, the other ends of the second pilot control valve 4 and the third pilot control valve 5 are connected with a control oil port of the control valve 8 through low-pressure oil pipes, the first pilot control valve 3 controls the connection brake 6, and a balance valve 11 is arranged between the control valve 8 and the main hoisting motor 9.
When the utility model is used, the control computer provides data to control the connected second pilot control valve 4 and third pilot control valve 5 to be pulse hydraulic oil signals to control the control valve 8, the hydraulic oil of the main hydraulic pump 7 enters the main hoisting motor 9 through the control valve 8 to provide kinetic energy for the main hoisting motor 9, the main hoisting motor 1 lifts the drill rod to stop the intermittent running machine, thereby realizing the function of rapid intermittent lifting and releasing of the drill rod, the intermittent lifting and releasing enables clay detained on the drill rod to rapidly fall off the drill rod due to the action of gravity and inertia, the kinetic energy consumption is reduced, the working efficiency is improved, the utility model adopts the control computer, the computer is connected with the first pilot control valve 3, the second pilot control valve 4 and the third pilot control valve 5, the calculation precision of the computer is high, the rotary drilling machine is lifted when the main hoisting motor 1 is carried out, the lifting distance needs to be calculated during lifting, the dug depth of the digging and drilling machine can be monitored in real time, the dug condition is convenient to monitor, the investment of manpower is reduced through computer control, and the labor cost is saved; the utility model has the advantages of simple structure, convenient use, energy saving and high operation efficiency.
Example 2
As shown in fig. 1, the intermittent high-speed lifting and releasing system for the drill rod of the rotary drilling rig comprises a first pilot control valve 3, a second pilot control valve 4, a third pilot control valve 5, a control valve 8, a balance valve 11, a pilot control hydraulic pump 10, a main hydraulic pump 7, a main winch 1, a main winch motor 9 and a controller 2, wherein the main hydraulic pump 7 is connected with the control valve 8 through a high-pressure oil pipe, the control valve 8 is simultaneously connected with the main winch motor 9, the pilot control hydraulic pump 10 is respectively connected with the first pilot control valve 3, the second pilot control valve 4 and the third pilot control valve 5 through low-pressure oil pipes, electromagnetic valves on the first pilot control valve 3, the second pilot control valve 4 and the third pilot control valve 5 are communicated with the controller 2 through linear speed, the other ends of the second pilot control valve 4 and the third pilot control valve 5 are connected with a control oil port of the control valve 8 through low-pressure oil pipes, the first pilot control valve 3 controls the connection brake 6, and a balance valve 11 is arranged between the control valve 8 and the main hoisting motor 9.
Preferably, the main hoisting motor 9, the brake 12, the speed reducer gear and the winding drum together form the main hoisting machine 1, the main hoisting motor is a main power part of the rotary drilling rig, and the main hoisting machine 1 can drive the drill rod to rotate.
Preferably, the control valve 8 is an electromagnetic valve, and the control valve 8 is a three-position four-way electromagnetic valve.
Preferably, the brake 12 is a pressure relief valve, and the brake 12 is used for controlling the movement of the drill rod in time in order to stop the lifting of the drill rod of the main winch.
Preferably, the controller is an industrial computer controller 2, the industrial computer controller 2 controls the first pilot control valve 3, the second pilot control valve 4 and the third pilot control valve 5, and the computer controls the pilot valves to accurately control the rotary drilling rig to perform drilling and digging operations on the rotary drilling rig, so that normal operation of the rotary drilling rig is guaranteed.
Preferably, the main hydraulic motor 6 is a bidirectional variable motor, which enables the hoisting motor 6 to be lifted and lowered.
Preferably, the two outlets of main hydraulic motor 6 are connected to the balance valve pipeline, the two outlets of main hydraulic motor 6 are used for hydraulic oil to flow through, and balance valve 11 can keep the oil pressure of the two sides of hydraulic oil after flowing through the main hydraulic motor, so as to avoid the problem that hydraulic motor 6 runs out due to too large oil pressure difference.
When the utility model is used, the control computer provides data to control the connected second pilot control valve 4 and third pilot control valve 5 to be pulse hydraulic oil signals to control the control valve 8, the hydraulic oil of the main hydraulic pump 7 enters the main hoisting motor 9 through the control valve 8 to provide kinetic energy for the main hoisting motor 9, the main hoisting motor 1 lifts the drill rod to stop the intermittent running machine, thereby realizing the function of rapid intermittent lifting and releasing of the drill rod, the intermittent lifting and releasing enables clay detained on the drill rod to rapidly fall off the drill rod due to the action of gravity and inertia, the kinetic energy consumption is reduced, the working efficiency is improved, the utility model adopts the control computer, the computer is connected with the first pilot control valve 3, the second pilot control valve 4 and the third pilot control valve 5, the calculation precision of the computer is high, the rotary drilling machine is lifted when the main hoisting motor 1 is carried out, the lifting distance needs to be calculated during lifting, the dug depth of the digging and drilling machine can be monitored in real time, the dug condition is convenient to monitor, the investment of manpower is reduced through computer control, and the labor cost is saved; the utility model has the advantages of simple structure, convenient use, energy saving and high operation efficiency.
Claims (7)
1. Dig high-speed system of putting of intermittent type formula of rig drilling rod soon, it includes first pilot control valve, second pilot control valve, third pilot control valve, balanced valve, pilot control hydraulic pump, main hoist engine, main hoist motor, controller, its characterized in that: the main hydraulic pump is connected with a control valve through a high-pressure oil pipe, the control valve is simultaneously connected with a main hoisting motor, the pilot control hydraulic pump is respectively connected with a first pilot control valve, a second pilot control valve and a 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 a 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, the first pilot control valve controls and is connected with a brake, and a balance valve is arranged between the control valve and the main hoisting motor.
2. The intermittent high-speed lifting and releasing system for the drill rod of the rotary drilling rig according to claim 1, characterized in that: the main hoisting motor, the brake, the speed reducer gear and the winding drum jointly form a main hoisting machine.
3. The intermittent high-speed lifting and releasing system for the drill rod of the rotary drilling rig according to claim 1, characterized in that: the control valve is an electromagnetic valve, and the control valve is a three-position four-way electromagnetic valve.
4. The intermittent high-speed lifting and releasing system for the drill rod of the rotary drilling rig according to claim 2, characterized in that: the brake is a pressure release valve.
5. The intermittent high-speed lifting and releasing system for the drill rod of the rotary drilling rig according to claim 1, characterized in that: the controller is an industrial computer controller.
6. The intermittent high-speed lifting and releasing system for the drill rod of the rotary drilling rig according to claim 1, characterized in that: the main hoisting motor is a bidirectional variable motor.
7. The intermittent high-speed lifting and releasing system for the drill rod of the rotary drilling rig according to claim 1, characterized in that: and the balance valve pipeline is connected with two inlets and outlets for the hydraulic oil to enter and exit of the main hydraulic motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021162841.XU CN212508254U (en) | 2020-06-22 | 2020-06-22 | Intermittent high-speed lifting and releasing system for drill rod of rotary drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021162841.XU CN212508254U (en) | 2020-06-22 | 2020-06-22 | Intermittent high-speed lifting and releasing system for drill rod of rotary drilling rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212508254U true CN212508254U (en) | 2021-02-09 |
Family
ID=74438317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021162841.XU Expired - Fee Related CN212508254U (en) | 2020-06-22 | 2020-06-22 | Intermittent high-speed lifting and releasing system for drill rod of rotary drilling rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212508254U (en) |
-
2020
- 2020-06-22 CN CN202021162841.XU patent/CN212508254U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20210209 Termination date: 20210622 |