CN209114475U - Stake machine concrete pumping amount control device - Google Patents
Stake machine concrete pumping amount control device Download PDFInfo
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- CN209114475U CN209114475U CN201821949323.5U CN201821949323U CN209114475U CN 209114475 U CN209114475 U CN 209114475U CN 201821949323 U CN201821949323 U CN 201821949323U CN 209114475 U CN209114475 U CN 209114475U
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- concrete
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- pressure sensor
- digital conversion
- preamplifier
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Abstract
The utility model discloses a kind of machine concrete pumping amount control devices, including pile frame, drilling rod, power head, column, station, boom hoist cable, top pulleys group, running block, steel wire rope of windlass, test the speed fixed pulley, arrange rope pulley and control system, it is characterized in that being equipped with pressure sensor, preamplifier, conducting slip ring and analog-to-digital conversion module, the pressure sensor is mounted on drilling rod lower end, the pressure sensor connects preamplifier through conducting wire, preamplifier is wired to conducting slip ring, conducting slip ring is wired to the analog-to-digital conversion module of control cabinet, the analog-to-digital conversion module is connected with PLC programmable controller, the utility model is due to using the above structure, with structure novel, method is unique, significant effect, it is high to control precision, work efficiency is high, save material, The advantages that reducing environmental pollution.
Description
Technical field
The utility model belongs to building engineering equipment field, and in particular to a kind of machine concrete pumping amount control device.
Background technique
Piling machine is common a kind of foundation construction equipment in many engineering constructions, it is to haul power head by hoist engine
Drive pile driving equipment of the rod bit to underground drilled as holes.In order to improve construction efficiency, guarantee pile quality, simultaneously when mentioning brill
Concrete perfusion.The amount majority of concrete perfusion is by manual control.Manual control is it is difficult to ensure that suitable groundwater increment, and major part is all
It is excess perfusion, to guarantee pile quality.This not only causes the waste of concrete, and also creates environmental pollution and clear
Cost.Chinese patent CN206830424U- discloses a kind of " accurate pumping control of concrete side's amount that concrete pump is used cooperatively
The course of work of the device " device is as follows:
1, concrete needed for long according to the stake of design drawing, stake diameter calculates is input in parameter setting multiplied by fullness coefficient,
The electronic signal of the electro-hydraulic reversing valve of acquisition concrete pump and positive and negative pump controller, mould when coagulation scholar's delivery pump is started to work
Quasi- pumping side's amount, when it is equal with design value, controller sending stops phase signals.
2, inevitable some special circumstances in real work, the concrete such as quotient's concrete vehicle is inadequate, need to suspend pumping, can be with
Pause instruction is issued, pumping pause, another quotient's heart vehicle is in place, issues and restores instruction, work on: the feelings as plugging occurs
Condition, need it is counter pump, anti-pump instruction can be issued, simulation side amount subtracts anti-pump side automatically and measures, and avoids measuring for 2 times: such as the plugging time
Longer, the stake of this subjob needs redrilling, can issue clear command, and simulation side's amount resets, restarts to measure.It should
Control method is theoretically to set up.It is feasible when actual conditions are consistent with theoretical case.When actual borehole change in depth
Etc. reasons cause, when groundwater increment being needed to be greater than theoretical groundwater increment, in fact it could happen that pile breaking phenomenon；Groundwater increment is needed to be less than theory
When groundwater increment, in fact it could happen that superfilled phenomenon.Cause working efficiency low or the deficiency of waste material, and there are also human factor, numbers
According to acquisition, simulation is anti-to pump, and error caused by clearing etc., therefore, control precision are very low.
Summary of the invention
The purpose of the utility model is to overcome above-mentioned technological deficiencies, provide a kind of without the theoretical dosage of artificial calculating and pumping
The pressure value and actual borehole depth value that amount, the directly practical concrete height of measurement generate in hole pass through PLC PLC technology
After device multilevel iudge control pump output and have structure novel, method uniqueness, significant effect, work efficiency is high, saving material,
Control stake machine concrete pumping amount control device with high accuracy and control method.
A kind of machine concrete pumping amount control device, including pile frame, drilling rod, power head, column, station promote steel
Cord, top pulleys group, running block, steel wire rope of windlass, test the speed fixed pulley, arranges rope pulley and control system, described
Control system includes photoelectric encoder, elastic sensor of restricting, hoist engine, traction electric machine, and traction frequency converter, PLC controller is mixed
Solidifying soil pumps, concrete pump wireless transmitter module, concrete pump wireless receiving module and concrete pump electric-control system, fixed on pile frame
Hoist engine, fixed traction motor on hoist engine, traction electric machine are connected through cable and traction with frequency converter, and traction frequency converter is through leading
Line is connect with PLC programmable controller, and steel wire rope of windlass is connected to row's rope pulley by elastic sensor of restricting, and is coupled to dynamic cunning
Wheel group, is coupled to the fixed pulley that tests the speed, and is fixed on pile frame after winding repeatedly between running block and the fixed pulley that tests the speed
On, the running block is connect with power head boom hoist cable, and power head boom hoist cable bypasses top pulleys group and power head
Connection, power head are connect with column, and the lower part of power head is connect with drilling rod, and elastic sensor of restricting tests the speed on fixed pulley
Photoelectric encoder, concrete pump wireless transmitter module are connect through conducting wire with PLC programmable controller respectively, PLC PLC technology
Device is connect with the touch screen on station, and the concrete pump wireless transmitter module and concrete pump wireless receiving module pass through nothing
The connection of line electric signal, the concrete pump wireless receiving module are connect with concrete pump electric-control system, it is characterised in that are equipped with pressure
Force snesor, preamplifier, conducting slip ring and analog-to-digital conversion module, the pressure sensor is mounted on drilling rod lower end, described
Pressure sensor connects preamplifier through conducting wire, and preamplifier is wired to conducting slip ring, and conducting slip ring passes through
Conducting wire is connected to the analog-to-digital conversion module of control cabinet, and the analog-to-digital conversion module is connected with PLC programmable controller, so that PLC
The concrete pressure signal that controller is transmitted according to pressure sensor is converted into filling concrete height, PLC controller further according to
The ratio of filling concrete height and drilling depth instructs the traction Frequency Converter Control traction electric machine speed of service, when PLC is controlled
When device operation show that influx height is identical with drilling depth, PLC controller issues stopping perfusion signal and wirelessly sends out to concrete pump
Module is penetrated, concrete pump wireless transmitter module sends radio signal to concrete pump wireless receiving module, and concrete pump is wireless
Control concrete pump electric-control system stops perfusion after receiving module receives signal, solves what concrete pumping generated in the process
Broken pile or superfilled substance are insufficient.
The utility model is due to using the above structure, it is programmable to feed back to PLC by photoelectric encoder measurement drilling depth
Controller measures filling concrete altitude feedback to PLC programmable controller by pressure sensor, passes through PLC controller
Program monitors influx height and drilling depth in real time, solves the broken pile being easy to produce during concrete pumping or superfilled reality
Matter is insufficient, has many advantages, such as that structure novel, method uniqueness, significant effect, work efficiency is high, saving material, to control precision high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of fixed pulley of testing the speed in the utility model.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the functional block diagram of control system in the utility model.
Appended drawing reference: 1 pile frame, 2 drilling rods, 3 boom hoist cables, 4 top pulleys groups, 5 hoist engines, 6 power heads, 7 is conductive sliding
Ring, 8 columns, 9 stations, 10 traction electric machines, 11 PLC controllers, 12 analog-to-digital conversion modules, 13 traction frequency converters, 14 is dynamic
Pulley blocks, 15 steel wire rope of windlass, 16 touch screens, 17 row's rope pulleys, 18 concrete pumps, 20 test the speed fixed pulley, 21 photoelectricity
Encoder, 22 preamplifiers, 23 pressure sensors, 25 concrete pump wireless transmitter modules, 26 concrete pump wireless receiving moulds
Block, 27 concrete pump electric-control systems, the 30 elastic sensors of rope.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing:
A kind of machine concrete pumping amount control device, including pile frame 1, drilling rod 2, power head 6, column 8, boom hoist cable
3, top pulleys group 4, running block 14, steel wire rope of windlass 15, test the speed fixed pulley 20, row's rope pulley 17 and control system
System, the control system include station 9, photoelectric encoder 21, elastic sensor 30 of restricting, hoist engine 5, and traction electric machine 10 is led
Quote frequency converter 13, PLC controller 11, concrete pump 18, concrete pump wireless transmitter module 25, concrete pump wireless receiving mould
Block 26 and concrete pump electric-control system 27, wire rope hoist 5 on the pile frame 1, fixed traction motor 10 on hoist engine 5, traction
Motor 10 is connected through cable and traction frequency converter 13, and traction is connect through conducting wire with PLC controller 11 with frequency converter 13, hoist engine
Wirerope 15 is coupled to running block 14, is coupled to the fixed pulley that tests the speed by elastic 30 row's of being connected to rope pulley 17 of sensor of restricting
Device 20 is fixed on pile frame 1, the running block after winding repeatedly between running block 14 and the fixed pulley 20 that tests the speed
14 connect with power head boom hoist cable 3, and power head boom hoist cable 3 connect around top pulleys group 4 with power head 6, power
First 6 connect with column 8, and the lower part of power head 6 is connect with drilling rod 2, elastic sensor 30 of restricting, the photoelectricity to test the speed on fixed pulley
Encoder 21, concrete pump wireless transmitter module 25 are connect through conducting wire with PLC controller 11 respectively, PLC controller 11 and operation
Touch screen 16 on platform 9 connects, and the concrete pump wireless transmitter module 25 and concrete pump wireless receiving module 26 pass through nothing
The connection of line electric signal, the concrete pump wireless receiving module 26 are connect with concrete pump electric-control system 27, it is characterised in that are set
There are pressure sensor 23, preamplifier 22, conducting slip ring and analog-to-digital conversion module 12, the pressure sensor 23 is mounted on brill
2 lower end of bar, the pressure sensor 23 connect preamplifier 22 through conducting wire, and preamplifier 22 is wired to conduction
Slip ring, conducting slip ring are wired to the analog-to-digital conversion module 12 of control cabinet, and the analog-to-digital conversion module 12 and PLC is controlled
Device 11 is connected, so that the concrete pressure signal that PLC controller 11 is transmitted according to pressure sensor 22 is converted into filling concrete
Highly, PLC controller further according to the ratio of filling concrete height and drilling depth, drawn with Frequency Converter Control electric by instruction traction
The machine speed of service, when PLC controller operation show that influx height is identical with drilling depth, PLC controller, which issues, stops perfusion
Signal gives concrete pump wireless transmitter module, and concrete pump wireless transmitter module sends wireless to concrete pump wireless receiving module
Electric signal, control concrete pump electric-control system stops perfusion after concrete pump wireless receiving module receives signal, solves mixed
The broken pile or superfilled substance generated in solidifying soil pumping procedure is insufficient.
The utility model the steps include: in control
A. control signal is issued to PLC controller 11 by the touch screen 16 on station 9, control power head 6, which drives, to be bored
Bar 2 is crept into, and controls the lower brill of traction electric machine 10 by traction frequency converter 13, the elastic state of steel wire rope of windlass 15 is elastic by restricting
Sensor 30 is transmitted to PLC controller 11, and to guarantee to test the speed, the photoelectric encoder 21 on fixed pulley 20 measures accurate revolving speed simultaneously
It is transmitted to PLC controller 11, PLC controller 11 is converted into drilling depth according to the revolving speed that photoelectric encoder 21 measures, and is transmitted to
It is shown on touch screen 16；
B. inner pressure inside pipe signal is transmitted to control by conducting wire preamplifier 22 and conducting slip ring by pressure sensor 23
Analog-to-digital conversion module 12 in cabinet is transmitted to PLC controller 11 after the conversion of analog-to-digital conversion module 12；
When preparing concrete perfusion, perfusion instruction is issued to PLC controller 11 through station, PLC controller 11 passes through
Concrete pump wireless transmitter module 25 sends radio signal, concrete pump wireless receiving to concrete pump wireless receiving module 26
Module 26 controls concrete pump electric-control system 27 and starts concrete perfusion；
The concrete pressure signal that C.PLC controller is transmitted according to pressure sensor 23 is converted into filling concrete height,
PLC controller 11 sends instructions to traction Frequency Converter Control traction electricity according to the ratio of filling concrete height and drilling depth
The machine speed of service keeps the ratio of filling concrete height and drilling depth to be not more than 1.
It is as follows that concrete pressure signal is converted into filling concrete height formula:
H=P*K1*K2 H: filling concrete height m
P: concrete pressure MPa
K1: concrete pressure height coefficient m/MPa
K2: drilling rod internal diameter and bore diameter ratio K2=d2/D2
D: drilling rod internal diameter mm
D: bore diameter mm
The ratio of filling concrete height and drilling depth: the L of L/H≤1: drilling depth
D. i.e. filling concrete height and the drilling when 11 operation of PLC controller show that influx height is identical with drilling depth
The ratio of depth is equal to 1, and PLC controller 11, which issues, stops perfusion signal to concrete pump wireless transmitter module 25, concrete pump
Wireless transmitter module 25 sends radio signal to concrete pump wireless receiving module 26, and concrete pump wireless receiving module 26 connects
Control concrete pump electric-control system 27 stops perfusion after receiving signal.
The utility model is due to using the above structure, it is programmable to feed back to PLC by photoelectric encoder measurement drilling depth
Controller measures filling concrete altitude feedback to PLC programmable controller by pressure sensor, passes through PLC controller
Program monitors influx height and drilling depth in real time, solves the broken pile being easy to produce during concrete pumping or superfilled reality
Matter is insufficient, has many advantages, such as that structure novel, method uniqueness, significant effect, work efficiency is high, saving material, to control precision high.
Claims (1)
1. a kind of machine concrete pumping amount control device, including pile frame, drilling rod, power head, column, station promote steel wire
Rope, top pulleys group, running block, steel wire rope of windlass, test the speed fixed pulley, arranges rope pulley and control system, the control
System processed includes photoelectric encoder, elastic sensor of restricting, hoist engine, traction electric machine, traction frequency converter, PLC controller, coagulation
Soil pump, concrete pump wireless transmitter module, concrete pump wireless receiving module and concrete pump electric-control system, it is characterised in that set
There are pressure sensor, preamplifier, conducting slip ring and analog-to-digital conversion module, the pressure sensor is mounted on drilling rod lower end,
The pressure sensor connects preamplifier through conducting wire, and preamplifier is wired to conducting slip ring, conducting slip ring
It is wired to the analog-to-digital conversion module of control cabinet, the analog-to-digital conversion module is connected with PLC programmable controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821949323.5U CN209114475U (en) | 2018-11-26 | 2018-11-26 | Stake machine concrete pumping amount control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821949323.5U CN209114475U (en) | 2018-11-26 | 2018-11-26 | Stake machine concrete pumping amount control device |
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| Publication Number | Publication Date |
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| CN209114475U true CN209114475U (en) | 2019-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821949323.5U Active CN209114475U (en) | 2018-11-26 | 2018-11-26 | Stake machine concrete pumping amount control device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109322310A (en) * | 2018-11-26 | 2019-02-12 | 威海市海泰起重机械有限公司 | Stake machine concrete pumping amount control device and control method |
-
2018
- 2018-11-26 CN CN201821949323.5U patent/CN209114475U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109322310A (en) * | 2018-11-26 | 2019-02-12 | 威海市海泰起重机械有限公司 | Stake machine concrete pumping amount control device and control method |
| CN109322310B (en) * | 2018-11-26 | 2024-01-16 | 威海市海泰起重机械有限公司 | Control device and control method for concrete pumping quantity of pile machine |
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