CN202415059U - Rotary drilling rig and main winch lowering speed control device thereof - Google Patents
Rotary drilling rig and main winch lowering speed control device thereof Download PDFInfo
- Publication number
- CN202415059U CN202415059U CN 201120476504 CN201120476504U CN202415059U CN 202415059 U CN202415059 U CN 202415059U CN 201120476504 CN201120476504 CN 201120476504 CN 201120476504 U CN201120476504 U CN 201120476504U CN 202415059 U CN202415059 U CN 202415059U
- Authority
- CN
- China
- Prior art keywords
- master winch
- drilling rod
- flow control
- control valve
- proportional flow
- 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
- Earth Drilling (AREA)
Abstract
The utility model provides a rotary drilling rig and a main winch lowering speed control device thereof. The main winch lowering speed control device comprises a sensing device, a controller and an electric proportional flow control valve; a first oil port of the electric proportional flow control valve is connected with a main winch lowering pressure oil port for supplying oil for a main winch motor; a second oil port of the electric proportional flow control valve is connected with an oil tank; the controller is used for transmitting a voltage signal when the relative distance between a drill stem and a power head buffer device is determined to be equal to a preset distance according to the information transmitted by the sensing device; and the electric proportional flow control valve is used for communicating the main winch lowering pressure oil port and the oil tank after the voltage signal is received. The rotary drilling rig and the main winch lowering speed control device thereof have the beneficial effects that the main winch lowering speed is effectively reduced, the violent collision occurring between the drill stem and a power head is avoided, the service life of the power head is prolonged, and the reliability of the whole machine is improved.
Description
Technical field
The utility model relates to engineering machinery field, is specifically related to a kind of rotary drilling rig and master winch lowering velocity control setup thereof.
Background technology
Put the function of putting and float etc. at present rotary drilling rig master winch controlling schemes all is furnished with; Produce violent collision when when master winch is transferred, adopting the multi-buffer device to avoid drilling rod to contact with unit head; But still there is potential faults in this kind mode; Cause problems such as leakage of oil, motor reducer damage easily, when especially new tractor driver operated, rate of breakdown significantly promoted.
The utility model content
In order to overcome the above-mentioned defective and the deficiency of prior art; First purpose of the utility model is to provide a kind of actv. rotary drilling rig master winch lowering velocity control setup, comprising: the sensing device, controller, the electric operated proportional flow control valve that are used for detecting in real time relative position information between drilling rod and the unit head shock absorber; First hydraulic fluid port of electricity operated proportional flow control valve connects the master winch that is used to master winch motor fuel feeding and transfers the pressure hydraulic fluid port, and second hydraulic fluid port of electric operated proportional flow control valve connects fuel tank; Controller is used for when the information of sending according to sensing device confirms that relative distance between drilling rod and the unit head shock absorber equals predeterminable range, the transmission voltage signal; The electricity operated proportional flow control valve is used for after receiving voltage signal, is communicated with master winch and transfers pressure hydraulic fluid port and fuel tank.
Further, be provided with by pass valve between second hydraulic fluid port of electric operated proportional flow control valve and the fuel tank.
Further, second hydraulic fluid port of electric operated proportional flow control valve also connects two hydraulic fluid ports of master winch motor respectively through first shuttle valve and second shuttle valve.
Further, sensing device is a sensor, and sensor is used for the relative distance between real-time sensing drilling rod and the unit head shock absorber, and when relative distance equals predeterminable range, sends energizing signal to controller.
Further, sensor is that electromagnetic type is near switch, inductance approach switch or ultrasonic transduter.
Further, sensor is installed on the balladeur train of unit head shock absorber.
Further, sensing device comprises: sounding gear, the constant force aperture appearance of the drilling rod degree of depth when being used to detect master winch and transferring; Constant force aperture appearance is installed on the pressurization oil cylinder, is used to detect the piston rod overhang of pressurization oil cylinder; Controller and sounding gear and constant force aperture appearance are electrically connected; Be used for receiving in real time the detected drilling rod degree of depth of sounding gear and the detected piston rod overhang of constant force aperture appearance; And according to the relative distance between initial offset, the drilling rod degree of depth and piston rod overhang calculating drilling rod and the unit head shock absorber, and, relative distance sends voltage signal to electric operated proportional flow control valve when equaling predeterminable range; Wherein, initial offset is the drilling rod degree of depth and piston rod overhang when being zero, the relative distance between drilling rod and the unit head shock absorber.
Further, sounding gear comprises coder, the calculator that is used to measure the master winch cylinder rotation number of turns; Coder is installed on the master winch cylinder; Calculator is used for calculating the master winch steel rope and transferring length according to rotating the number of turns, and the drilling rod degree of depth of definite master winch when transferring; Perhaps sounding gear comprise the gear dial that is installed on the pulley yoke pulley, be used to write down gear dial turning gear number near switch, be used for according to the treater that rotates the drilling rod degree of depth of the number of teeth when confirming that master winch is transferred.
Further, voltage signal is the time-delay voltage signal.
In order to overcome the above-mentioned defective and the deficiency of prior art, second purpose of the utility model is to provide a kind of rotary drilling rig, comprises above-mentioned various master winch lowering velocity control setup.
The rotary drilling rig master winch lowering velocity control setup embodiment of the utility model falls most of master winch through electric operated proportional flow control valve branch and transfers hydraulic oil; Reduce the hydraulic oil that gets into the master winch motor; Thereby can during near the unit head shock absorber, the master winch lowering velocity be effectively reduced at drilling rod, avoid drilling rod and unit head generation sharp impacts; Reduced the manipulation strength of rig, improved the unit head service life and the whole aircraft reliability of rotary drilling rig the operation tractor driver.
Description of drawings
Fig. 1 is the structural representation of the utility model rotary drilling rig master winch lowering velocity control setup first embodiment;
Fig. 2 is the structural representation of the utility model rotary drilling rig master winch lowering velocity control setup second embodiment.
The specific embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, first embodiment of the master winch lowering velocity control setup of the utility model rotary drilling rig comprises: the sensing device, controller 3, the electric operated proportional flow control valve 5 that are used for detecting in real time relative position information between drilling rod and the unit head shock absorber; Wherein, first hydraulic fluid port of electric operated proportional flow control valve 5 connects the master winch that is used to master winch motor 10 fuel feeding and transfers pressure hydraulic fluid port 12, and second hydraulic fluid port of electric operated proportional flow control valve connects fuel tank 7.
This sensing device is a sensor 11, and sensor 11 is used for the relative distance between real-time sensing drilling rod and the unit head shock absorber, and when relative distance equals predeterminable range, sends energizing signal to controller 3; Controller 3 is used for confirming that according to the trigger message that sensor 11 sends the relative distance between drilling rod and the unit head shock absorber equals predeterminable range, and sends voltage signal to electric operated proportional flow control valve 5; Electricity operated proportional flow control valve 5 is used for after receiving voltage signal, is communicated with master winch and transfers pressure hydraulic fluid port 12 and fuel tank 7, thereby divide to fall most of flow, the master winch lowering velocity is reduced, thereby drilling rod is contacted with the unit head shock absorber is soft.During concrete operations, the relative distance when this predeterminable range can be set to drilling rod near the unit head shock absorber between the two.
During concrete operations, electric operated proportional flow control valve 5 can be big flow proportional control cock.Preferably, be provided with by pass valve 9 between second hydraulic fluid port of electric operated proportional flow control valve 5 and the fuel tank 7.Preferably, second hydraulic fluid port of electric operated proportional flow control valve 5 is also through first shuttle valve 14 and corresponding respectively two hydraulic fluid port B, the A that connects master winch motors 10 of second shuttle valve 16, with to 10 repairings of master winch motor.
Preferably, sensor 11 is installed on the balladeur train of unit head shock absorber, can move up and down along mast with the unit head shock absorber, can also come sensor installation 11 through sensor stand (figure does not show); It is understandable that this sensor 11 can also be installed on the drilling rod.During concrete operations, sensor 11 can for electromagnetic type near switch, inductance approach switch or ultrasonic transduter etc.
Preferably; The voltage signal that controller 3 sends is the time-delay voltage signal, promptly electric operated proportional flow control valve 5 continue after electric a period of time dead electricity reset, guarantee that drilling rod contacts with the unit head shock absorber is soft after; Electricity operated proportional flow control valve 5 breaks off again, and the master winch lowering velocity recovers.
The principle of work of above-mentioned master winch lowering velocity control setup first embodiment is following: be arranged on the relative distance that sensor 11 on the unit head slippage frame detects drilling rod yielding rubber rings and unit head shock absorber; When both relative positions reached predeterminable range, sensor 11 sent impulse singla to controller 3, and controller 3 outputs voltage signal to and is installed in master winch and transfers the electric operated proportional flow control valve 5 on the chargine line; Electricity operated proportional flow control valve 5 must be established by cable and open; Hydraulic oil is divided into two-way, and one tunnel process by pass valve, 9 oil sump tanks 7, a tunnel are device repairings such as master winch motor 10 through first shuttle valve 14 and second shuttle valve 16; Like this; Can divide to fall most of flow through electric operated proportional flow control valve 5, the master winch lowering velocity reduced, thereby drilling rod is contacted with the unit head shock absorber is soft.
As shown in Figure 2; Second embodiment of rotary drilling rig master winch lowering velocity control setup of the present invention is that with respect to the difference of first embodiment shown in Figure 1 the concrete structure of sensing device is different; In the present embodiment, this sensing device comprises: sounding gear 13, the constant force aperture appearance 15 of drilling rod depth H when being used to detect master winch and transferring; Constant force aperture appearance 15 is installed on the pressurization oil cylinder, is used to detect the piston rod overhang L of pressurization oil cylinder; Controller 5 is electrically connected with sounding gear 13 and constant force aperture appearance 15; Be used for receiving in real time sounding gear 13 detected drilling rod depth H and constant force aperture appearance 15 detected piston rod overhang L; And according to the relative distance between initial offset, drilling rod depth H and piston rod overhang L calculating drilling rod and the unit head shock absorber, and, relative distance sends voltage signal to electric operated proportional flow control valve 5 when equaling predeterminable range; Wherein, initial offset is the drilling rod degree of depth and piston rod overhang when being zero, the relative distance between drilling rod and the unit head shock absorber; Specific as follows:
S＝C+L-H (1)
Wherein, S is the relative distance of drilling rod (being specially drilling rod yielding rubber ring) and unit head shock absorber, and C is an initial offset.
Wherein, constant force aperture appearance 15 can comprise coil of strip spring, bobbin, line box, steel rope and coder etc. for existing common constant force aperture appearance like it.Constant force aperture appearance 15 is fixed on the object of measuring in the kinematic pair, and wire rope end is fixed on another object.When movement of objects, can drive steel rope and move, steel rope is pulled out in the line box; Driving bobbin when steel rope is pulled out rotates; Be installed in the number of turns that the coder record on the bobbin turns over, thereby write down the length that steel rope is drawn out, draw the relative displacement of two objects.When relative position reduced between two articles, steel rope was pulled the line box under the effect of spring.
During concrete operations, sounding gear 13 comprises coder (figure does not show), the calculator (figure does not show) that is used to measure the master winch cylinder rotation number of turns; Coder is installed on the master winch cylinder (figure does not show); Calculator is used for calculating the master winch steel rope and transferring length according to rotating the number of turns, and then definite master winch drilling rod degree of depth when transferring.Certainly; Sounding gear 13 can also utilize other element to reach identical functions, as it comprise the gear dial that is installed on the pulley yoke pulley (figure does not show), be used to write down gear dial turning gear number near switch (figure does not show), be used for according to the treater (figure does not show) that rotates number of teeth drilling rod degree of depth when confirming that master winch is transferred.
The utility model rotary drilling rig master winch lowering velocity control setup falls most of master winch through electric operated proportional flow control valve branch and transfers hydraulic oil; Reduce to get into the hydraulic oil of master winch motor, thereby can transfer in the process at drilling rod, drilling rod is during near the unit head shock absorber; The master winch lowering velocity is effectively reduced; Avoid drilling rod and unit head generation sharp impacts, reduced the manipulation strength of rig, improved the unit head service life and the whole aircraft reliability of rotary drilling rig the operation tractor driver.
More than be merely the preferred embodiment of the utility model, or not all within the spirit and principle of the utility model in order to restriction the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (10)
1. the master winch lowering velocity control setup of a rotary drilling rig is characterized in that, comprising: the sensing device, controller (3), the electric operated proportional flow control valve (5) that are used for detecting in real time relative position information between drilling rod and the unit head shock absorber; First hydraulic fluid port of said electric operated proportional flow control valve (5) connects the master winch that is used to master winch motor (10) fuel feeding and transfers pressure hydraulic fluid port (12), and second hydraulic fluid port of said electric operated proportional flow control valve (5) connects fuel tank (7);
Said controller (3) is used for when the information of sending according to said sensing device confirms that relative distance between drilling rod and the unit head shock absorber equals predeterminable range, the transmission voltage signal;
Said electric operated proportional flow control valve (5) is used for after receiving said voltage signal, is communicated with said master winch and transfers pressure hydraulic fluid port (12) and said fuel tank (7).
2. master winch lowering velocity control setup according to claim 1 is characterized in that, is provided with by pass valve (9) between second hydraulic fluid port of said electric operated proportional flow control valve (5) and the said fuel tank (7).
3. master winch lowering velocity control setup according to claim 2 is characterized in that, second hydraulic fluid port of said electric operated proportional flow control valve (5) also connects two hydraulic fluid ports of said master winch motor (10) respectively through first shuttle valve (14) and second shuttle valve (16).
4. require each described master winch lowering velocity control setup among the 1-3 according to aforesaid right; It is characterized in that; Said sensing device is sensor (11); Said sensor (11) is used for the relative distance between real-time sensing drilling rod and the unit head shock absorber, and when said relative distance equals predeterminable range, sends energizing signal to said controller (3).
5. master winch lowering velocity control setup according to claim 4, said sensor (11) are that electromagnetic type is near switch, inductance approach switch or ultrasonic transduter.
6. master winch lowering velocity control setup according to claim 4, said sensor (11) is installed on the balladeur train of said unit head shock absorber.
7. require each described master winch lowering velocity control setup among the 1-3 according to aforesaid right, it is characterized in that said sensing device comprises: sounding gear (13), the constant force aperture appearance (15) of the drilling rod degree of depth when being used to detect master winch and transferring; Said constant force aperture appearance (15) is installed on the pressurization oil cylinder, is used to detect the piston rod overhang of said pressurization oil cylinder;
Said controller (3) is electrically connected with said sounding gear (13) and constant force aperture appearance (15); Be used for receiving in real time the detected drilling rod degree of depth of said sounding gear (13) and the detected piston rod overhang of said constant force aperture appearance (15); And according to the relative distance between initial offset, the said drilling rod degree of depth and piston rod overhang calculating drilling rod and the unit head shock absorber, and, said relative distance sends voltage signal to said electric operated proportional flow control valve when equaling predeterminable range; Wherein, said initial offset is the said drilling rod degree of depth and piston rod overhang when being zero, the relative distance between drilling rod and the unit head shock absorber.
8. master winch lowering velocity control setup according to claim 7 is characterized in that, said sounding gear (13) comprises coder, the calculator that is used to measure the master winch cylinder rotation number of turns; Said coder is installed on the said master winch cylinder; Said calculator is used for calculating the master winch steel rope according to the said rotation number of turns and transfers length, and the drilling rod degree of depth of definite master winch when transferring; Perhaps
Said sounding gear (13) comprises the gear dial that is installed on the pulley yoke pulley, be used to write down the treater of the drilling rod degree of depth near switch, when being used for confirming that according to the said rotation number of teeth master winch is transferred of said gear dial turning gear number.
9. require each described master winch lowering velocity control setup among the 1-3 according to aforesaid right, it is characterized in that, said voltage signal is the time-delay voltage signal.
10. a rotary drilling rig is characterized in that, comprises each described master winch lowering velocity control setup among the aforesaid right requirement 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120476504 CN202415059U (en) | 2011-11-25 | 2011-11-25 | Rotary drilling rig and main winch lowering speed control device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120476504 CN202415059U (en) | 2011-11-25 | 2011-11-25 | Rotary drilling rig and main winch lowering speed control device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202415059U true CN202415059U (en) | 2012-09-05 |
Family
ID=46739843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120476504 Expired - Fee Related CN202415059U (en) | 2011-11-25 | 2011-11-25 | Rotary drilling rig and main winch lowering speed control device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202415059U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102910549A (en) * | 2012-09-28 | 2013-02-06 | 三一重工股份有限公司 | Rotary drilling rig and main winch pay-off method and pay-off control system thereof |
| CN106050217A (en) * | 2016-06-07 | 2016-10-26 | 陈婷 | Rotary excavating device of rotary drilling rig for exploration |
-
2011
- 2011-11-25 CN CN 201120476504 patent/CN202415059U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102910549A (en) * | 2012-09-28 | 2013-02-06 | 三一重工股份有限公司 | Rotary drilling rig and main winch pay-off method and pay-off control system thereof |
| CN106050217A (en) * | 2016-06-07 | 2016-10-26 | 陈婷 | Rotary excavating device of rotary drilling rig for exploration |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102424336B (en) | Rotary drilling rig and main winch placing down speed control device thereof | |
| CN201224668Y (en) | Fixed stroke hydraulic automatic reversing apparatus | |
| CN105510082B (en) | A kind of marine environmental monitoring unmanned plane sampling apparatus | |
| CN101906988B (en) | Remote-control underground gas extraction drilling machine | |
| CN203228781U (en) | Track detection trolley not affecting train passing | |
| CN203100673U (en) | Ball mill base bearing oil film monitoring system | |
| CN202415059U (en) | Rotary drilling rig and main winch lowering speed control device thereof | |
| CN103645746A (en) | Vertical-plane planar moving mechanism and control method thereof | |
| CN103318793A (en) | Winch integrated monitoring device | |
| CN201714733U (en) | Servo hydraulic oil cylinder | |
| CN101943576A (en) | Detection device of engineering machinery steering angle | |
| CN202046335U (en) | Pneumatic mining switch control system based on stroke closed loop control | |
| CN103454099A (en) | Pipe blockage detecting device for paste filling pipelines | |
| CN202415060U (en) | Rotary drilling rig and main winding lowering speed control device | |
| CN203382433U (en) | Winch cable operating distance monitoring device | |
| CN203259454U (en) | Hydraulic wheel lifting, descending and adjusting device for friction coefficient tester | |
| CN204139132U (en) | A kind of door machine hydraulic pressure grasping beam with novel monitoring function | |
| CN201811725U (en) | Steering angle detection device for construction machine | |
| CN205241076U (en) | Utilize platform hoist heave compensation control system of video range finding | |
| CN201462151U (en) | Hydraulic hoist for upturning gate | |
| CN105510042B (en) | Marine diesel test the speed and security system | |
| CN203373052U (en) | Winch comprehensive monitoring device | |
| CN202580224U (en) | Electro-hydraulic valve remote control system | |
| CN202501945U (en) | Under-anchor pre-stressing force detection device | |
| CN103175663B (en) | Gate seal facility detection device based on worm gear type water flow sensor |
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: 20120905 Termination date: 20201125 |