CN202245889U - Rotary drilling rig and hoisting system of rotary drilling rig - Google Patents
Rotary drilling rig and hoisting system of rotary drilling rig Download PDFInfo
- Publication number
- CN202245889U CN202245889U CN2011203469643U CN201120346964U CN202245889U CN 202245889 U CN202245889 U CN 202245889U CN 2011203469643 U CN2011203469643 U CN 2011203469643U CN 201120346964 U CN201120346964 U CN 201120346964U CN 202245889 U CN202245889 U CN 202245889U
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- Prior art keywords
- drilling rig
- hoisting
- rotary drilling
- switch
- unsteady
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- 238000005553 drilling Methods 0.000 title claims abstract description 85
- 239000003921 oils Substances 0.000 claims abstract description 49
- 238000007667 floating Methods 0.000 claims abstract description 41
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 24
- 239000010959 steel Substances 0.000 claims abstract description 24
- 239000002965 ropes Substances 0.000 claims abstract description 23
- 238000010276 construction Methods 0.000 description 8
- 238000000034 methods Methods 0.000 description 5
- 238000010586 diagrams Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000000875 corresponding Effects 0.000 description 3
- 230000001276 controlling effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reactions Methods 0.000 description 2
- 239000003570 air Substances 0.000 description 1
- 239000000539 dimer Substances 0.000 description 1
- 238000005516 engineering processes Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Abstract
Description
Technical field
The utility model relates to the rotary drilling rig technical field, particularly a kind of hoisting system of rotary drilling rig.In addition, the utility model also relates to the rotary drilling rig that comprises above-mentioned hoisting system.
Background technology
Rotary drilling rig is the piling machinery of a kind of suitable building engineering pore-forming operation, and it has, and vibration is little, speed of fulfiling hole fast, high efficient construction, therefore is widely used in construction fields such as urban construction, highway bridge, building.
Rotary drilling rig generally comprises the drilling rod that is provided with drill bit, power system and the master winch that driven by power system and control system etc. in the prior art; Be wound with steel rope on the master winch; The drilling rod of rotary drilling rig is to be fixed on the master winch reel through this steel rope; When rolling up on the reel or transferring steel rope, drilling rod can correspondingly rise or descend.
Drilling rod was not placed in the air through steel rope when rotary drilling rig did not use; When rotary drilling rig during, generally operate: at first the drilling rod of rotary drilling rig is at the uniform velocity transferred to touching the end, start relevant engine installation then and drive drilling rod and rotate according to following steps in field operation; Thereby the drill bit that drives the end rotates; In rotating process, drill bit needs to creep into downwards gradually, and this moment, control system started floating switch; Floating switch will be controlled master winch and discharge steel rope gradually, thereby satisfies the demand of the drill bit that creeps into gradually downwards.
Usually; Operation for the ease of operating personal; The button switch of controlling rotary drilling rig work all is arranged in the operator's compartment, and operating personal is according to observation and construction experience startup the corresponding button to drilling rod motion, especially in the drilling rod operation step transitions process of transferring and float.
But the construction environment of rotary drilling rig is general relatively more abominable, usually need or carry on construction work at night at the relatively dimer environment of light; Inconvenient operating personal is accurately observed the position of transferring of drilling rod, if do not touch under the situation at the end at drilling rod, starts the damage that the button that floats might cause drill bit; And for the new person who is unfamiliar with the construction machinery and equipment control system, when rotary drilling rig is in off working state or does not touch the end during state, mistake is pressed unsteady button; Will produce drilling string not well braked; Cause drill bit by the generation of accidents such as damaging, influence construction, harm operating personnel's personal safety.
Therefore, how providing a kind of safety performance than higher hoisting system, is those skilled in the art's problem demanding prompt solutions.
The utility model content
The purpose of the utility model aims to provide a kind of hoisting system, and it has than higher safety.Another purpose of the utility model aims to provide a kind of rotary drilling rig that comprises above-mentioned hoisting system.
For solving the problems of the technologies described above; The utility model provides a kind of hoisting system of rotary drilling rig; Comprise the master winch that is wound with steel rope, and unsteady oil circuit, said unsteady oil circuit is provided with the floating switch device by floating switch control; Also be provided with on the said unsteady oil circuit and the series connected safety guard of said floating switch device; Said safety guard comprises the detector switch that detects said lineoutofservice signal pull, and receives detection signal and send the controller of control command, so that said unsteady oil circuit is switched on or switched off according to said control command.
Preferably; Said floating switch device comprises unsteady electromagnetic valve, and said safety guard also comprises the solenoid electric valve that receives said control command, and first actuator port of said unsteady electromagnetic valve is communicated with said unsteady oil circuit; Its second actuator port is communicated with first actuator port of said solenoid electric valve; The 3rd actuator port of said unsteady electromagnetic valve is normally closed hydraulic fluid port, and its second actuator port is communicated with oil sump tank, and the 3rd actuator port of said solenoid electric valve is communicated with the brake cylinder of said master winch.
Preferably, said floating switch device comprises unsteady electromagnetic valve, and said safety guard also comprises the protection switch that receives said control command, and said protection switch is located on the master control road of said unsteady electromagnetic valve.
Preferably, said protection switch is a relay.
Preferably, said detector switch is arranged on the pulley that supports said steel rope.
Preferably, said detector switch is the bearing pin sensor.
Preferably, the power part of said master winch is a HM Hydraulic Motor.
Except that the hoisting system of above-mentioned rotary drilling rig, the utility model also provides a kind of rotary drilling rig, comprise power system and with said power system bonded assembly hoisting system, said hoisting system is the hoisting system of above-mentioned each described rotary drilling rig.
The hoisting system of a kind of rotary drilling rig that the utility model provides; Comprise the master winch that is wound with steel rope; And unsteady oil circuit; Said unsteady oil circuit is provided with the floating switch device by floating switch control, also is provided with on the said unsteady oil circuit and the series connected safety guard of said floating switch device, and said safety guard comprises the detector switch that detects said steel rope upper pulling force; And receive detection signal and send the controller of control command, so that the oil circuit that floats is switched on or switched off according to said control command.
Detector switch is through detecting the pulling force on the steel rope in the safety guard of the hoisting system that the utility model provided; And this pulling force signal passed to controller; Controller is through handling, analyze, judging whether the drilling rod of rotary drilling rig is in the end state that touches; Promptly when the detected value of thrust of detector switch during less than preset definite value, explain that drilling rod is in the end state that touches, controller sends control command and connects unsteady oil circuit; When the detected value of thrust of detector switch during greater than setting value, explain that drilling rod is in the end state that do not touch, controller sends control command and breaks off the oil circuit that floats.
Safety guard that the utility model provided and floating switch device are series in the oil circuit that floats, and have only when both all are in the close position, and the oil circuit that floats could be communicated with; Master winch could start, and therefore works as safety guard and judges that drilling rod is in the end state that do not touch, during operating personal maloperation floating switch; Unsteady oil circuit can not connected yet; Avoid the generation of accidents such as drilling rod drilling string not well braked, ensured the safety in utilization of drilling tool, reduce use cost; And guarantee operating personnel's personal safety, what help constructing carries out smoothly.
A kind of preferred embodiment in, said unsteady oil circuit is provided with the unsteady electromagnetic valve of said floating switch control, said safety guard also comprises the protection switch that receives said control command, said protection switch is connected with said floating switch.
In the foregoing description, controller through to the signal collected analysis of detector switch, processing, judge whether drilling rod is in the end state that touches, thereby the control protection switch breaks off or is closed, the disconnection and the closure of the oil circuit of realizing floating.
This is relatively simple for structure, and only needing on former unsteady oil circuit, to connect, a protection switch can be avoided because the generation of the accidents such as drilling string not well braked that maloperation causes save improvement cost, and control system is fairly simple.
Description of drawings
Fig. 1 is the fundamental diagram of a kind of specific embodiment of the hoisting system of the rotary drilling rig that the utility model provided;
Fig. 2 is the fundamental diagram of the another kind of specific embodiment of the hoisting system of the rotary drilling rig that the utility model provided.
Wherein, the corresponding relation between Reference numeral and the component names is among Fig. 1 and Fig. 2:
1 master winch; 2 floating switches; 3 detector switches; 4 controllers; 5 solenoid electric valves; 6 unsteady control cock; 7 brake cylinders; 8 HM Hydraulic Motors; 9 pulleys; 10 drilling rods; 11 protection switches; 12 drilling tools; The T oil outlet; The P oil inlet.
The specific embodiment
The core of the utility model aims to provide a kind of hoisting system of rotary drilling rig, and it has than higher safety.Another core of the utility model aims to provide a kind of rotary drilling rig that comprises above-mentioned hoisting system.
In order to make those skilled in the art understand the technical scheme of the utility model better, the utility model is done further to specify below in conjunction with accompanying drawing and specific embodiment.
Please refer to Fig. 1, Fig. 1 is the fundamental diagram of a kind of specific embodiment of the hoisting system of the rotary drilling rig that the utility model provided.
In a kind of specific embodiment; Comprise the master winch 1 that is wound with steel rope, and unsteady oil circuit, said unsteady oil circuit is provided with the floating switch device by floating switch control; The floating switch device can be electromagnetic valve; Also can be for relay switch etc., also be provided with and the series connected safety guard of floating switch device on the oil circuit that floats, safety guard comprises the detector switch 3 that detects the steel rope upper pulling force; Detector switch 3 can detect the pulling force on the steel rope through detecting the steel rope deflection; Which kind of detection mode also can detect the pressure of steel rope, calculate pull of steel wire, as long as no matter can realize the detection of steel rope upper pulling force to pulley 9 parts such as grade that support it.
Safety guard also comprises the controller 4 that receives detection signal and send control command, so that be switched on or switched off unsteady oil circuit according to said control command; The receiving-member of control command can be electromagnetic valve, also can be relay switch.
Detector switch 3 is through detecting the pulling force on the steel rope in the safety guard of the hoisting system that the utility model provided; And this pulling force signal passed to controller 4; Controller 4 judges through to this Signal Processing, analysis whether the drilling rod 10 of rotary drilling rig is in the end state that touches, promptly when detector switch 3 detected value of thrusts when presetting definite value; Explain that drilling rod 10 is in the end state that touches, this moment, controller 4 just sent the unsteady oil circuit of control command connection; When detector switch 3 detected value of thrusts during greater than preset definite value, explain that drilling rod 10 is in the end state that do not touch, controller 4 just sent control command and broke off unsteady oil circuit this moment.
Safety guard that the utility model provided and floating switch device are series in the oil circuit that floats; Have only when both all are in the close position, the oil circuit that floats could be communicated with, so does not touch the end during state error starting floating switch when safety guard judgement drilling rod 10 is in; Unsteady oil circuit can not connected yet; Thereby can avoid the generation of accidents such as drilling rod 10 drilling string not well brakeds, ensure the safety in utilization of drilling tool 12, reduce use cost; And guarantee operating personnel's personal safety, what help constructing carries out smoothly.
And it is more accurate to judge through the pulling force on the steel rope whether drilling rod 10 touches the mode at the end, and what help constructing carries out smoothly.
In a kind of specific embodiment, the floating switch device can comprise the electromagnetic valve 6 that floats, and the action of floating switch can be controlled the electromagnetic valve 6 that floats and be switched on or switched off the unsteady oil circuit of connection, and the electromagnetic valve 6 that floats can be two position three-way valve.
Safety guard also comprises the solenoid electric valve 5 that receives said control command; First actuator port of unsteady electromagnetic valve 6 is communicated with the oil circuit that floats; Its second actuator port is communicated with first actuator port of said solenoid electric valve 5; The 3rd actuator port of said unsteady electromagnetic valve 6 is normally closed hydraulic fluid port, and its second actuator port is communicated with oil sump tank, and the 3rd actuator port of solenoid electric valve 5 is communicated with the brake cylinder of master winch 1.
Among this embodiment; The solenoid electric valve 5 of the unsteady electromagnetic valve 6 of floating switch control and controller 4 controls is series on the oil circuit that floats jointly, when the signal of controller 4 through analyzing and testing switch 3, judges that drilling rod 10 is in not touch the end during state; Controller 4 control solenoid electric valves 5 are in the non-on-state of the oil circuit that floats; Electromagnetic valve 6 is in running order even float this moment, and unsteady oil circuit still is in off-state, thereby the brake cylinder of master winch 1 is in braking mode.
Oil sump tank can be the hydraulic reservoir of rotary drilling rig, need not to be provided with extra hydraulic reservoir, saves cost.
Need to prove that the oil sump tank that is communicated with second actuator port of the electromagnetic valve 6 that floats is not limited to the hydraulic reservoir of rotary drilling rig, and independent backflow hydraulic reservoir also can be set, second actuator port of the electromagnetic valve 6 that floats is communicated with should the backflow hydraulic reservoir.
Certainly; The arrangement of the operation element in the above-mentioned embodiment can have various ways; Can be as required; Increase the setting of electric elements in the safety guard, for example for the convenience of keeping in repair etc. can be provided with protection switch 11 in safety guard, controller 4 is through control protection switch 11 control solenoid electric valves 5 indirectly.
In the hoisting system setting of safety guard is not unique, below this paper provided the another kind of embodiment of realizing this paper technique effect.
Please refer to Fig. 2, Fig. 2 is the fundamental diagram of the another kind of specific embodiment of hoisting system of the rotary drilling rig that the utility model provided.
In the another kind of specific embodiment; The oil circuit that floats is provided with the unsteady electromagnetic valve 6 of said floating switch control; Safety guard also comprises the protection switch 11 that receives said control command, and said protection switch is located on the master control road of said unsteady electromagnetic valve, and said protection switch 11 is connected with said floating switch; Protection switch 11 can connection and floating switch and unsteady electromagnetic valve 6 between, also can be other positions.
This is relatively simple for structure, and only needing on former unsteady oil circuit, to connect, a protection switch 11 can be avoided because the generation of the accidents such as drilling string not well braked that maloperation causes save improvement cost, and control system is fairly simple.
Particularly, above-mentioned protection switch 11 can be relay; Relay can realize utilizing the more high-performance circuit of small controlling quantity control ratio, reaches the expectant control effect, convenient realization mechanical automation control.In above-mentioned each embodiment, detector switch 3 can be arranged on the pulley 9 that supports said steel rope, and this set-up mode is fairly simple, and detection is more accurate.
A kind of preferred embodiment in, detector switch 3 can be the bearing pin sensor; The bearing pin sensor has than higher overload capacity and strength at repeated alternation, and is efficient and do not have hysteresis phenomenon, and service free is easy to use, and the bearing pin sensor can replace 9 on pulley sometimes, makes that pulley 9 structures are simple more, weight is low weight.
The power part of master winch 1 can be HM Hydraulic Motor 8 among above-mentioned each embodiment, and HM Hydraulic Motor 8 can be gear type, vane type, plunger tpe or other pattern, and HM Hydraulic Motor 8 can provide more high-performance torque.
The utility model also provides a kind of rotary drilling rig, comprise power system and with said power system bonded assembly hoisting system, said hoisting system be more than the hoisting system of the rotary drilling rig described in arbitrary embodiment.
This rotary drilling rig has above-mentioned hoisting system, because above-mentioned hoisting system has above-mentioned technique effect, the rotary drilling rig with this hoisting system also should have the corresponding techniques effect.
The structure of above-mentioned other parts of rotary drilling rig please refer to available data, does not do at this and gives unnecessary details.
More than a kind of rotary drilling rig and hoisting system thereof that the utility model provided have been carried out detailed introduction.Used concrete example among this paper the principle and the embodiment of the utility model are set forth, the explanation of above embodiment just is used to help to understand the method and the core concept thereof of the utility model.Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203469643U CN202245889U (en) | 2011-09-15 | 2011-09-15 | Rotary drilling rig and hoisting system of rotary drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203469643U CN202245889U (en) | 2011-09-15 | 2011-09-15 | Rotary drilling rig and hoisting system of rotary drilling rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202245889U true CN202245889U (en) | 2012-05-30 |
Family
ID=46107162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203469643U CN202245889U (en) | 2011-09-15 | 2011-09-15 | Rotary drilling rig and hoisting system of rotary drilling rig |
Country Status (1)
| Country | Link |
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| CN (1) | CN202245889U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410497A (en) * | 2013-07-31 | 2013-11-27 | 北京市三一重机有限公司 | Rotary drilling rig and power head bearing detection device thereof |
| CN104129332A (en) * | 2014-07-24 | 2014-11-05 | 三一矿机有限公司 | Lifting control structure and mining dump truck |
| CN104310259A (en) * | 2014-09-03 | 2015-01-28 | 北京市三一重机有限公司 | System and method for controlling floating of main winch of rotary drilling rig and rotary drilling rig |
| CN104477804A (en) * | 2014-11-10 | 2015-04-01 | 郑州宇通重工有限公司 | Switching control device and method for floating operation of rotary drilling machine |
| CN104595292A (en) * | 2015-02-05 | 2015-05-06 | 长安大学 | Rotary drilling rig main winch system based on energy recovery of energy accumulator |
| CN105019881A (en) * | 2015-07-24 | 2015-11-04 | 上海中联重科桩工机械有限公司 | Rotary drilling rig, anti running rod control system of rotary drilling rig and anti running rod control method of rotary drilling rig |
| CN107697829A (en) * | 2017-10-11 | 2018-02-16 | 中国冶集团有限公司 | A kind of stuck device of click for preventing hoist engine |
-
2011
- 2011-09-15 CN CN2011203469643U patent/CN202245889U/en not_active IP Right Cessation
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410497A (en) * | 2013-07-31 | 2013-11-27 | 北京市三一重机有限公司 | Rotary drilling rig and power head bearing detection device thereof |
| CN104129332A (en) * | 2014-07-24 | 2014-11-05 | 三一矿机有限公司 | Lifting control structure and mining dump truck |
| CN104310259A (en) * | 2014-09-03 | 2015-01-28 | 北京市三一重机有限公司 | System and method for controlling floating of main winch of rotary drilling rig and rotary drilling rig |
| CN104477804A (en) * | 2014-11-10 | 2015-04-01 | 郑州宇通重工有限公司 | Switching control device and method for floating operation of rotary drilling machine |
| CN104595292A (en) * | 2015-02-05 | 2015-05-06 | 长安大学 | Rotary drilling rig main winch system based on energy recovery of energy accumulator |
| CN105019881A (en) * | 2015-07-24 | 2015-11-04 | 上海中联重科桩工机械有限公司 | Rotary drilling rig, anti running rod control system of rotary drilling rig and anti running rod control method of rotary drilling rig |
| CN105019881B (en) * | 2015-07-24 | 2017-11-07 | 上海中联重科桩工机械有限公司 | The anti-slip bar control system and control method of rotary drilling rig, rotary drilling rig |
| CN107697829A (en) * | 2017-10-11 | 2018-02-16 | 中国冶集团有限公司 | A kind of stuck device of click for preventing hoist engine |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EXPY | Termination of patent right or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20150915 |