CN203326952U - Multifunctional drilling machine utilizing power-frequency power supply as power - Google Patents
Multifunctional drilling machine utilizing power-frequency power supply as power Download PDFInfo
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- CN203326952U CN203326952U CN2013202487855U CN201320248785U CN203326952U CN 203326952 U CN203326952 U CN 203326952U CN 2013202487855 U CN2013202487855 U CN 2013202487855U CN 201320248785 U CN201320248785 U CN 201320248785U CN 203326952 U CN203326952 U CN 203326952U
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- oil pump
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- drilling machine
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- 238000005553 drilling Methods 0.000 title abstract description 12
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000008859 change Effects 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract 1
- 239000002283 diesel fuel Substances 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000005226 mechanical processes and functions Effects 0.000 description 1
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Abstract
The utility model discloses a multifunctional drilling machine utilizing a power-frequency power supply as power, and the drilling machine comprises an oil pump drive device which is connected to the power-frequency power supply. The oil pump drive device is connected to a drilling machine hydraulic system and comprises a controller, a frequency converter, a variable frequency motor, and an oil pump, wherein the controller and the frequency converter are both connected to the power-frequency power supply. The frequency converter receives a variable frequency adjustment signal transmitted by the controller, and adjusts a working power supply frequency of the variable frequency motor according to the variable frequency adjustment signal, so as to change a rotating speed of the variable frequency motor, thereby changing an output flow of the oil pump which is connected with the variable frequency motor. The drilling machine is advantageous in that the drive mode change of the oil pump enables the multifunctional drilling machine to have advantages of soft start, soft stop, no impact current, and poleless speed adjustment; that working performance, comparing with the prior art, is greatly improved; that a failure rate is low; that equipment operation is economical; that energy consumption is low; and that an energy-saving and environmental-protection effects are obvious.
Description
Technical field
The utility model relates to engineering machinery field, particularly relate to a kind of integrate long-spiral drilling machine, rotary drilling rig, hydraulic vibration driver utilize the rig of power frequency supply as power.
Background technology
At present, in the piling machinery industry, long-spiral drilling machine, rotary drilling rig, hydraulic vibration driver etc. are several machines commonly used, in traditional piling machinery industry, mostly be to adopt Diesel engine as the power source that drives oil pump, but due to the Diesel engine use is diesel oil, diesel oil can produce a large amount of waste gas when burning, and Diesel engine is to belong to high-power system, also consuming mass energy when producing power, therefore in today, talk volubly of under the overall situation of energy-conserving and environment-protective, Diesel engine gradually can't adaption demand.
Therefore in sum, how to reduce the consumption of the energy and the failure rate of machine, and how can realize that economy can reach environment protecting again providing on the basis of power, be problem demanding prompt solution for above-mentioned several machines.
The utility model content
Based on the existing problem of prior art, the purpose of this utility model is to provide a kind of multiple mechanical functions such as long-spiral drilling machine, rotary drilling rig, hydraulic vibration driver that integrate, and energy resource consumption is low and service behaviour is strong, failure rate is low, used the multifunctional drill of power frequency supply as the more economical environmental protection of multifunctional drill of power.
To achieve these goals, the utility model has adopted following technical proposals:
Use power frequency supply described in the utility model is as the multifunctional drill of power, comprise rig body and the hydraulic system of carrying out rig work, its improvements are, also comprise the oil pump driving device of a use power frequency supply as power, and this oil pump driving device is connected in hydraulic system.
Described oil pump driving device comprises controller, frequency converter, variable-frequency motor and oil pump, controller and frequency converter all are connected on power frequency supply, wherein, frequency converter receives the frequency conversion adjustment signal of controller transmission and starts to adjust the working power frequency of variable-frequency motor, and variable-frequency motor changes rotating speed and then changes the output flow of oil pump.
Further, also comprise a display, it is connected in the controller of oil pump driving device.
Further, also comprise a warning device, it is connected in the controller of oil pump driving device.
Further, described controller is programmable logic controller (PLC).
Further, described frequency converter is vector-control frequency converter.
Further, described oil pump is combination triple gear pump.
Multifunctional drill described in the utility model has the following advantages:
(1) more economical and practical as power source than diesel oil, and non-exhaust emission, the effect of environmental protection and energy saving there is;
(2) due to the power frequency supply that adopts environmental protection and energy saving as power source, but therefore stepless speed regulation, speed adjustable range is large, and reliable operation, has reduced the maintenance rate of rig engine and motor, has reduced maintenance and the cost of rig;
(3) control simply, automaticity is high, and the regular maintenance amount is few, and output characteristic meets the load performance requirement.
The accompanying drawing explanation
Fig. 1 is the structural representation of use power frequency supply described in the utility model as oil pump driving device in the multifunctional drill of power;
Fig. 2 is the electrical connection schematic diagram of use power frequency supply described in the utility model as oil pump driving device in the multifunctional drill of power.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, to use power frequency supply described in the utility model, the multifunctional drill as power is described in further detail.
Total institute is known, power frequency supply be exactly we usually said " civil power ", the alternating current that its voltage is 220 volts, frequency is positioned at the 50HZ-60hz left and right, therefore, in rig, adopt power frequency supply as power source, it is more economical with respect to traditional Diesel engine power source, in the situation that Same Efficieney, the expense that electricity consumption produces is few more than the expense produced with diesel oil, and do not produce waste gas, more environmental protection.
Consider from the energy-conserving and environment-protective aspect, adopt power frequency supply than the more applicable social demand instantly of Diesel engine.
Shown in Fig. 1, it is the structural representation of use power frequency supply described in the utility model as the oil pump driving device of describing described in the multifunctional drill of power.Described oil pump driving device comprises controller 20, frequency converter 30, variable-frequency motor 40 and oil pump 50, and wherein, controller 20 and frequency converter 30 all access power frequency supply 10, by power frequency supply 10, as power, carry out work.
In oil pump driving device described in the utility model, the output shaft of described variable-frequency motor 40 be and the gear of oil pump 50 between be fixedly linked, in utility model, the mechanical energy that the major function of variable-frequency motor 40 is exactly is output shaft by electric energy conversion, gear in connected oil pump gear 50 carries out mechanical rotation again, and then by gear output hydraulic pressure oil, thereby further mechanical energy is converted into to hydraulic flow, realize permanent torque output.
See Fig. 2, when described controller 20 starts in the work of multi-functional drill rig, mainly in order to produce a frequency conversion, adjust signal, i.e. the enabling signal of frequency converter 30, this signal can send to frequency converter 30 by circuit; Frequency converter 30 receives this signal and starts computing and show that applicable supply frequency flows to variable-frequency motor 40; Variable-frequency motor 40 changes rotating speed under frequency converter 30 is adjusted, and then be connected with variable-frequency motor 40 output flow of oil pump 50 of change.
In practical application, described controller 20 is the employing programmable logic controller (PLC),
Start button set on itself and multifunctional drill operating desk is electrical connected, when multifunctional drill operates, the staff only need press this button, described controller 20 can produce the control signal of changing Frequency, i.e. the enabling signal of frequency converter 30, and send to frequency converter 30 by circuit, get final product, frequency converter 30 internal processes start computing and export an applicable frequency values to variable-frequency motor 40, make its rotating speed be changed, and then change the flow of oil pump 50 outputs.Wherein, the program in described controller 20 is in design burned controller chip in advance, the MV300 Series Universal vector-control frequency converter that described frequency converter 30 can adopt Mai Gemite Driving technique Co., Ltd to produce.
In the utility model; in order to prevent frequency converter 30 short circuit in running, what at its current input terminal, adopt is that air switch is as short-circuit protection, again; survey harmonic component in order to ensure frequency converter 30 electric currents and be less than 5%, in the circuit of frequency converter 30, installed reactor additional.When multifunctional drill is started working, controller starts, variable-frequency motor 40 is pre-set, be to turn round under the frequent rate of benchmark, in the utility model, this reference frequency is set as 10 hertz, simultaneously, the personnel of controlling are the DC input voitage value of 0～10 volt of manual adjustments according to actual needs, this DC voltage value further inputs to controller 20, controller 20 carries out analysis and calculation after receiving this direct voltage, synchronously according to output control frequency converter 30 operations after analysis and calculation, thereby regulate exactly the rotating speed of variable-frequency motor 40, finally make the Amount of actual oil supply of oil pump 50 consistent with the working flow demand of multifunctional drill.
In addition, take full advantage of the output of frequency converter 30 in the utility model, control in order greatly to facilitate rig the fault that personnel know and process frequency converter 30 in time, the utility model frequency converter 30 outputs also can arrange and transmit fault-signal to controller 20, then by this controller 20, this fault-signal are sent on the display 60 that can show fault message and are shown.
For above-mentioned, the utility model can also arrange a warning device 70 in rig, this warning device 70 is connected in the controller 20 in oil pump driving device, the fault-signal treated display 60 places that are sent to that receive frequency converter 30 conveyings when controller 20 show simultaneously, also transmit an alarm signal and give audio alert to warning device 70, in practical operation, this warning device 70 can be a loud speaker.
The foregoing is only preferred embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present utility model.
Claims (6)
1. one kind is used the multifunctional drill of power frequency supply as power, comprise rig body and the hydraulic system of carrying out rig work, it is characterized in that, also comprise the oil pump driving device of a use power frequency supply as power, this oil pump driving device is connected in hydraulic system, described oil pump driving device comprises controller, frequency converter, variable-frequency motor and oil pump, controller and frequency converter all are connected on power frequency supply, wherein, frequency converter receives the frequency conversion of controller transmission and adjusts signal and adjust according to this frequency conversion the working power frequency that signal is adjusted variable-frequency motor, variable-frequency motor changes rotating speed and then changes the output flow of oil pump.
2. use according to claim 1 the multifunctional drill of power frequency supply as power, it is characterized in that, also comprise a display, it is connected in the controller of oil pump driving device.
3. use according to claim 1 the multifunctional drill of power frequency supply as power, it is characterized in that, also comprise a warning device, it is connected in the controller of oil pump driving device.
4. use according to claim 1 the multifunctional drill of power frequency supply as power, it is characterized in that, described controller is programmable logic controller (PLC).
5. use according to claim 1 the multifunctional drill of power frequency supply as power, it is characterized in that, described frequency converter is vector-control frequency converter.
6. use according to claim 1 the multifunctional drill of power frequency supply as power, it is characterized in that, described oil pump is combination triple gear pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202487855U CN203326952U (en) | 2013-05-09 | 2013-05-09 | Multifunctional drilling machine utilizing power-frequency power supply as power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202487855U CN203326952U (en) | 2013-05-09 | 2013-05-09 | Multifunctional drilling machine utilizing power-frequency power supply as power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203326952U true CN203326952U (en) | 2013-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202487855U Expired - Fee Related CN203326952U (en) | 2013-05-09 | 2013-05-09 | Multifunctional drilling machine utilizing power-frequency power supply as power |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277306A (en) * | 2013-05-09 | 2013-09-04 | 恒天九五重工有限公司 | Multifunctional drill machine taking power-frequency power supply as power |
-
2013
- 2013-05-09 CN CN2013202487855U patent/CN203326952U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277306A (en) * | 2013-05-09 | 2013-09-04 | 恒天九五重工有限公司 | Multifunctional drill machine taking power-frequency power supply as power |
| CN103277306B (en) * | 2013-05-09 | 2015-10-14 | 恒天九五重工有限公司 | A kind of power frequency supply that uses is as the multifunctional drill of power |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131204 Termination date: 20140509 |