CN206887943U - High pulling torque stake machine - Google Patents
High pulling torque stake machine Download PDFInfo
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- CN206887943U CN206887943U CN201720447140.2U CN201720447140U CN206887943U CN 206887943 U CN206887943 U CN 206887943U CN 201720447140 U CN201720447140 U CN 201720447140U CN 206887943 U CN206887943 U CN 206887943U
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- steel wire
- wire rope
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- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
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Abstract
The utility model discloses a kind of high pulling torque stake machine,Including pile frame,Drilling rod,Drill rod rotary mechanism,Haulage gear and controller above and below drilling rod,One end of steel wire rope A above and below drilling rod in haulage gear is connected with planetary reducer unit head,The other end is connected after fixed pulley with running block,Steel wire rope B one end is connected with running block,The other end is connected after test the speed fixed pulley and the tightness of steel wire rope measurement apparatus being arranged on pile frame with hoist engine,The rotary encoder for receiving tach signal is provided with the fixed pulley that tests the speed,There is feeler in tightness of steel wire rope measurement apparatus,Controller respectively with rotary encoder,Feeler,And the rotation frequency converter of control electric rotating machine,The traction of control traction electric machine is connected with frequency converter,Controller reception signal simultaneously adjusts output instruction signal by sequential operation result,Ensure that piling machine is efficient,Safe operation.
Description
Technical field
Engineering equipment field is the utility model is related to, specifically a kind of high pulling torque stake machine.
Background technology
Screw pile driver is a kind of piling machine commonly used in engineering, and it is to drive rod bit to underground drilling by unit head
The pile driving equipment of machine pore-forming.In order to be effectively formed threaded stake holes, it is necessary to drive the mechanism that drilling rod rotates and traction drilling rod
There is ratio restriction relation between the mechanism of up and down motion.Chinese patent application CN1415804A discloses a kind of screw pile machine
Link gear, its structure are provided with turn-sensitive device 8 ' on unit head 6 ', are provided with frame above and below drilling rod referring to Fig. 7
Displacement transducer 9 ', link gear use electronic control mode, and its operation principle is industrial control unit (ICU) 11 ' to turn-sensitive device 8 '
It is compared with the data that displacement transducer 9 ' transmits, if meeting the proportionate relationship of setting, maintains the statusquo, otherwise industry control
Device 11 ' processed adjusts the frequency of rotating mechanism frequency converter 12 ' so as to adjust the speed of rotating mechanism motor 7 ', revolves drilling rod
Turn and move up and down to meet the proportionate relationship of setting.The link gear of helical burr ram machine, which has, to be reduced the concussion of control system, carries
The advantages that high Control system resolution, but the speed of drill rod rotary mechanism is by drilling depth, soil in actual use
The restriction of type and rotating mechanism output torque, occurred using above-mentioned link gear of helical burr ram machine because resistance increases burying
And the situation that drill rod rotary mechanism shuts down, when drill rod rotary mechanism shuts down, haulage gear does not receive control letter
Number still running, haulage cable can be accumulated between hoist engine 5 ' and assembly pulley 4 ', cause steel wire rope chaotic, and influence piling
The normal use of machine, reduce operating efficiency.
A kind of frequency-converting control devices of piling machine of Chinese patent application CN101977015 A, including column, platform, drilling tool,
Hoist engine, steel wire rope, drilling tool revolution speed control device, drilling tool apparatus for controlling of lifting, console and power supply composition, the control of drilling tool rotating speed
Device and drilling tool apparatus for controlling of lifting include reductor and motor respectively, and drilling tool revolution speed control device is additionally provided with drilling tool frequency converter,
Drilling tool apparatus for controlling of lifting is additionally provided with hoist engine frequency converter, and drilling tool inverter input is connected with power supply, output end and motor
It is connected, motor is connected with reductor, and reductor is connected with drilling tool, to detect the electricity of drilling tool motor by drilling tool frequency converter
Size is flowed to control the size of hoist engine frequency converter output frequency, and hoist engine inverter input is connected with power supply, output end
It is connected with motor, motor is connected with reductor, and reductor is connected with the reel of hoist engine, drilling tool frequency converter and hoist engine
It is connected between frequency converter through wire, drilling tool frequency converter and hoist engine frequency converter are connected through wire with console again.Using this
The frequency-converting control device of piling machine can not also realize that reductor unit head and hoist engine are synchronous, it is impossible to realize screw rod pile driving construction, shadow
Ring the piling effect of screw pile machine.
Utility model content
The purpose of this utility model is to overcome above-mentioned technological deficiency, there is provided a kind of simple in construction, stable performance, uses peace
Entirely, operating efficiency height, the high pulling torque piling machine of service life length.
To achieve the above object, high pulling torque stake machine of the present utility model, including pile frame, drilling rod, drill rod rotary mechanism, drilling rod
Upper and lower haulage gear and controller, drill rod rotary mechanism includes electric rotating machine and planetary reducer unit head, electric rotating machine are solid
It is scheduled on planetary reducer unit head, the output shaft of planetary reducer unit head is connected with drilling rod, haulage gear bag above and below drilling rod
Include fixed pulley, running block, steel wire rope A, steel wire rope B, hoist engine and traction electric machine, steel wire rope A one end and planetary reducer
Unit head is connected, and the other end is connected after fixed pulley with running block, and steel wire rope B one end is connected with running block, and it is special
Sign is the steel wire rope B other end and volume after test the speed fixed pulley and the tightness of steel wire rope measurement apparatus being arranged on pile frame
Raise machine connection, it is described test the speed fixed pulley include pulley base, pulley, little gear, gear wheel, band gear pulley, connecting shaft and
Rotary encoder, pulley and is fixed on pulley base with gear pulley through rotating shaft, and gear wheel is fixedly connected with gear pulley, small
Gear is engaged with gear wheel, and little gear is connected by connecting shaft with rotary encoder；The tightness of steel wire rope device include otic placode,
Bearing pin, pivoted arm, pin and feeler, pivoted arm are fixed on otic placode by bearing pin, and lever is connected between two parallel pivoted arms,
Lever is pressed on steel wire rope B, and the inductive probe of feeler is located at below pivoted arm, controller respectively with rotary encoder, connect
Sensor is touched, and the rotation of control electric rotating machine is connected with the traction of frequency converter, control traction electric machine with frequency converter, to reach
By testing the speed fixed pulley and tightness of steel wire rope measurement apparatus is controlled the elastic of steel wire rope in real time, ensure rig with most
High pulling torque is crept into, and extends the service life of rig.
The column of the pile frame is square slide column, and planetary reducer unit head and square slide column sliding way, which slide, to be connected
Connect.
The utility model high pulling torque stake machine job control step is as follows：
（1）Piling instruction is sent to controller through operating desk, controller is sent out to rotation with frequency converter and traction with frequency converter
Go out instruction.
（2）Rotation drives the drilling rod on planetary reducer power head output shaft to rotate with Frequency Converter Control electric rotating machine, together
Current signal when Shi Xuanzhuan is run electric rotating machine with frequency converter, frequency signal are transmitted to controller.
（3）Traction drives hoist engine to rotate with Frequency Converter Control traction electric machine, and traction planetary reducer unit head is in square cunning
Slided on road column, while current signal when traction is run traction electric machine with frequency converter, frequency signal are transmitted to controller；Steel wire
Rotary encoder receives tach signal and sends tach signal to controller when rope B is moved in the fixed pulley that tests the speed；Steel
When cord B stress tenses, the feeler in tightness of steel wire rope device does not send signal to controller, when steel wire rope B relaxes,
Push pivoted arm startup feeler and send signal to controller.
（4）The letter that controller is transmitted according to rotary encoder, feeler, rotation with frequency converter and traction with frequency converter
Number adjustment output order.
The utility model high pulling torque stake machine is revolved by test the speed fixed pulley and tightness of steel wire rope measurement apparatus to drilling rod
The speed of haulage gear is measured monitoring above and below rotation mechanism and drilling rod, and rotation of the controller in the fixed pulley that tests the speed is compiled
The signal that feeler, rotation frequency converter and traction are transmitted with frequency converter in code device, tightness of steel wire rope measurement apparatus is adjusted
Whole output order, ensure planetary reducer unit head and hoist engine speed coordination, when bit freezing occurs, steel wire rope looseness is to necessarily
After degree, feeler sends signal to controller, and hoist engine adjusts in time, is not in the situation of steel wire rope accumulation, can
To ensure that output no more than the peak torque of load, makes piling machine Effec-tive Function on drilling rod.
Brief description of the drawings
Fig. 1 is the utility model high pulling torque stake machine structural representation.
Fig. 2 is the utility model high pulling torque stake machine control section schematic diagram.
Fig. 3 is the front view of fixed pulley structure of testing the speed.
Fig. 4 is the left view of fixed pulley structure of testing the speed.
Fig. 5 is the front view of tightness of steel wire rope apparatus structure.
Fig. 6 is the top view of tightness of steel wire rope apparatus structure.
Fig. 7 is the structural representation of prior art piling machine.
Description of reference numerals：1 pile frame, 2 drilling rods, 3 steel wire rope A, 4 top fixed pulleys, 5 hoist engines, 6 planetary reduction gear mechanomotive forces
Head, 7 electric rotating machines, 8 side's slide columns, 9 operating desks, 10 traction electric machines, 11 controllers, 12 rotation frequency converters, 13 tractions are used
Frequency converter, 14 running blocks, 15 steel wire rope B, 16 touch-screen printers, 20 test the speed fixed pulley, 21 pulley bases, 22 pulleys,
23 little gears, 24 gear wheels, 25 supports, 26 band gear pulleys, 27 connecting shafts, 28 rotary encoders, the measurement of 30 tightness of steel wire rope
Device, 31 otic placodes, 32 bearing pins, 33 pivoted arms, 34 pins, 35 sensors.
Embodiment
The utility model high pulling torque stake machine is by pile frame 1, drilling rod 2, controller 11, touch-screen printer 16, operating desk 9, survey
Fast fixed pulley 20, tightness of steel wire rope measurement apparatus 30, steel wire rope A3, fixed pulley 4, running block 14, steel wire rope B15, rotation
Frequency converter 13, traction electric machine 10, hoist engine 5, key are used in conversion frequency converter 12, electric rotating machine 7, planetary reducer unit head 6, traction
Disk and display etc. form, and wherein electric rotating machine 7 and planetary reducer unit head 6 are the main composition portions of drill rod rotary mechanism
Point, electric rotating machine 7 is fixed on planetary reducer unit head 6, and the output shaft of planetary reducer unit head 6 is connected with drilling rod 2；Gu
Fixed pulley 4, running block 16, steel wire rope A3, steel wire rope B15, hoist engine 5 and the traction electric machine 10 on pile frame 1 are scheduled on as brill
The chief component of haulage gear, steel wire rope A3 one end are connected with planetary reducer unit head 6 above and below bar, and the other end passes through
It is connected after fixed pulley 4 with running block 14, steel wire rope B15 one end is connected with running block 14, and the other end is by being arranged on stake
It is connected after test the speed fixed pulley 20 and tightness of steel wire rope measurement apparatus 30 on frame with hoist engine 5, traction electric machine 10 is volume
Raise machine 5 and power is provided.To prevent planetary reducer unit head 6 from being derailed on slideway, the column of pile frame 1 uses square slide column 8, OK
Star reductor unit head 6 and the sliding way of square slide column 8 are slidably connected, and ensure the safe and reliable operation of planetary reducer unit head 6.
Test the speed fixed pulley 20 in the present embodiment, as shown in Figures 3 and 4, including pulley base 21, pulley 22, little gear 23,
Gear wheel 24, support 25, band gear pulley 26, connecting shaft 27 and rotary encoder 28, pulley 22 and with gear pulley 26 through turning
Axle is fixed on pulley base 21, and gear wheel 24 is fixedly connected with gear pulley 26, and little gear 23 engages with gear wheel 24, small tooth
Wheel 23 is connected by connecting shaft 27 with rotary encoder 28.One end of support 25 is fixed on pulley base 21, and connecting shaft 27 is mounted in
On support 25.
Tightness of steel wire rope device 30 in the present embodiment, as shown in Figure 5 and Figure 6, including otic placode 31, bearing pin 32, pivoted arm 33, gear
Bar 34 and feeler 35, pivoted arm 33 are fixed on otic placode 31 by bearing pin 32, and lever is connected between two parallel pivoted arms 33
34, lever 34 is pressed on steel wire rope B15, and the inductive probe 35a of feeler 35 is located at the lower section of pivoted arm 33.
Controller 11 by wire respectively with rotation frequency converter 12, traction frequency converter 13, rotary encoder 28, contact
Sensor 35, touch-screen printer 16 and operating desk 9 are connected, and wherein traction frequency converter 13 is connected by wire and traction electric machine 10
Connect, rotation frequency converter 12 is connected by wire with electric rotating machine 7.The utility model control section schematic diagram is referring to Fig. 2, when logical
Cross operating desk 9 to controller 11 send piling instruction after, controller 11 is sent to rotation frequency converter 12, traction frequency converter 13
Instruction.Rotation frequency converter 12 controls electric rotating machine 7 to drive the drilling rod 2 on the output shaft of planetary reducer unit head 6 to rotate, simultaneously
Current signal when rotation frequency converter 12 runs electric rotating machine 7, frequency signal are transmitted to controller 11 by wire.Traction becomes
Frequency device 13 controls traction electric machine 10 to drive hoist engine 5 to rotate, and hoist engine 5 pulls steel wire rope B15, running block 14 and steel wire rope
A3, slided so as to draw planetary reducer unit head 6 on square slide column 8, at the same traction with frequency converter 13 by traction electric machine
Current signal during 10 operation, frequency signal are transmitted to controller 11 by wire.Band gear pulley 26 is driven when steel wire rope B15 is moved
Rotate, gear wheel 24 rotates with band gear pulley 26, and so as to drive little gear 23 to rotate, little gear 23 passes through connecting shaft 27
Rotary encoder 28 is driven to rotate, tach signal is transmitted to controller 11 by rotary encoder 28 by wire.Tightness of steel wire rope is surveyed
Pin 34 in amount device 30 is pressed on steel wire rope B15, and when steel wire rope B15 stress tenses, pivoted arm 33 is located at feeler
35 tops, pivoted arm 33 do not contact with feeler 35；When steel wire rope B15 stress is smaller loose, steel wire rope B15 sinks, gear
Bar 34 and pivoted arm 33 rotate down around bearing pin 32, and pivoted arm 33 moves down shake-up feeler 35 and sends signal, passes through connecting wire
Signal is transmitted to controller 11.Controller 11 is according to rotary encoder 28, feeler 35, rotation frequency converter 12 and traction
The signal transmitted with frequency converter 13, output instruction signal is adjusted by sequential operation result, to planetary reducer unit head 6 and volume
Raise the speed of machine 5 to be adjusted, the speed of haulage gear is the speed according to drill rod rotary mechanism above and below drilling rod in whole control process
Degree is adjusted, and steel wire rope is not in packing phenomenon, at the same can ensure on drilling rod 2 output be no more than can permissible load maximum
Moment of torsion, a machine is kept Effec-tive Function, llong helix bored piles and screw rod pile driving construction can be completed.
Claims (2)
1. a kind of high pulling torque stake machine, including haulage gear and controller above and below pile frame, drilling rod, drill rod rotary mechanism, drilling rod, bore
Bar rotating mechanism includes electric rotating machine and planetary reducer unit head, and electric rotating machine is fixed on planetary reducer unit head, OK
The output shaft of star reductor unit head is connected with drilling rod, drilling rod up and down haulage gear include fixed pulley, running block, steel wire rope A,
Steel wire rope B, hoist engine and traction electric machine, steel wire rope A one end are connected with planetary reducer unit head, and the other end passes through fixed pulley
It is connected afterwards with running block, steel wire rope B one end is connected with running block, it is characterized in that steel wire rope B is by being arranged on pile frame
Test the speed fixed pulley and tightness of steel wire rope measurement apparatus after the other end be connected with hoist engine, the fixed pulley that tests the speed
Including pulley base, pulley, little gear, gear wheel, band gear pulley, connecting shaft and rotary encoder, pulley and with gear pulley
It is fixed on through rotating shaft on pulley base, gear wheel is fixedly connected with gear pulley, and little gear engages with gear wheel, and little gear passes through
Connecting shaft is connected with rotary encoder；The tightness of steel wire rope measurement apparatus includes otic placode, bearing pin, pivoted arm, pin and contact and passed
Sensor, pivoted arm are fixed on otic placode by bearing pin, and lever is connected between two parallel pivoted arms, and lever is pressed on steel wire rope B, contact
The inductive probe of sensor is located at below pivoted arm, controller respectively with rotary encoder, feeler, and control electric rotating
The rotation of machine is connected with the traction of frequency converter, control traction electric machine with frequency converter.
2. a kind of high pulling torque stake machine according to claim 1, it is characterized in that the column of pile frame is square slide column, planet subtracts
Fast mechanomotive force head and square slide column sliding way are slidably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720447140.2U CN206887943U (en) | 2017-04-26 | 2017-04-26 | High pulling torque stake machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720447140.2U CN206887943U (en) | 2017-04-26 | 2017-04-26 | High pulling torque stake machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206887943U true CN206887943U (en) | 2018-01-16 |
Family
ID=61325089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720447140.2U Active CN206887943U (en) | 2017-04-26 | 2017-04-26 | High pulling torque stake machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206887943U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106978804A (en) * | 2017-04-26 | 2017-07-25 | 威海市海泰起重机械有限公司 | High pulling torque stake machine |
| CN110454080A (en) * | 2019-08-08 | 2019-11-15 | 李健 | A kind of alternating-current variable frequency motor power head walking screw rod pile machine-building and construction |
-
2017
- 2017-04-26 CN CN201720447140.2U patent/CN206887943U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106978804A (en) * | 2017-04-26 | 2017-07-25 | 威海市海泰起重机械有限公司 | High pulling torque stake machine |
| CN110454080A (en) * | 2019-08-08 | 2019-11-15 | 李健 | A kind of alternating-current variable frequency motor power head walking screw rod pile machine-building and construction |
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