CN108590689A - A kind of multi-purpose shield machine vacuum cup pipe sheet assembling remote control system - Google Patents
A kind of multi-purpose shield machine vacuum cup pipe sheet assembling remote control system Download PDFInfo
- Publication number
- CN108590689A CN108590689A CN201810543006.1A CN201810543006A CN108590689A CN 108590689 A CN108590689 A CN 108590689A CN 201810543006 A CN201810543006 A CN 201810543006A CN 108590689 A CN108590689 A CN 108590689A
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- switch
- button
- shield machine
- control system
- vacuum cup
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- 238000004891 communication Methods 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims abstract description 3
- 238000001816 cooling Methods 0.000 claims abstract description 3
- 238000004088 simulation Methods 0.000 claims description 11
- 230000033001 locomotion Effects 0.000 claims description 7
- 238000012423 maintenance Methods 0.000 claims description 3
- 238000012790 confirmation Methods 0.000 claims description 2
- 230000009471 action Effects 0.000 description 7
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000001755 vocal effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/093—Control of the driving shield, e.g. of the hydraulic advancing cylinders
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Selective Calling Equipment (AREA)
Abstract
A kind of multi-purpose shield machine vacuum cup pipe sheet assembling remote control system of the present invention, including transmitter, control mainboard, receiver and shell, transmitter is connected with control mainboard in shell, and receiver is mounted on shield machine, the instruction sent for receiving matching receiver, receiver is installed on the target device, modularization plug structure is used, convenient for extension and upgrading, output can do intelligent adjusting, it is applicable in various types output control, it is easy to maintain；Installation is succinct rapid, and the install debug time of equipment is greatly shortened.Output Control Cooling by the way that receiver is arranged can make the control system control different equipment, including shield machine vacuum cup snatch disk, the mechanical snatch disk of shield machine.This system wireless communication data cipher mode transmission safe to use, when there is co-channel interference, thus it is possible to vary remote control system frequency of use makes remote control system ensure normal work.
Description
Technical field
The present invention relates to field of remote-control unit, especially a kind of multi-purpose shield machine vacuum cup pipe sheet assembling remote control system.
Background technology
Shield machine is a kind of rock tunnel(ling) machine using shield method.The construction method of shield is that development machine is spread while driving
If supporting the section of jurisdiction in tunnel.With shield machine carry out tunnel construction with high degree of automation, save manpower, speed of application it is fast, one
Secondary cavitation, weatherproof.It can control surface subsidence when excavation, the influence to above ground structure reduced, when excavating under water
Do not influence traffic above-ground.In the case where tunnel line is longer, buried depth is larger, with shield machine construction more economical rationality.It is large-scale
The high manufacturing process of shield machine technical value added is complicated, and only American-European and Japan Ji Jia enterprises being capable of development and production in the world.
Invention content
The current pipe sheet assembling of shield machine is all susceptible to signal using remote control when command range transfinites substantially
Situations such as interference, signal interruption.China's shield machine vacuum cup pipe sheet assembling remote controler mainly uses import equipment at present.
A kind of domestic shield machine vacuum cup pipe sheet assembling remote control system is designed based on this, technical solution is as follows：
A kind of multi-purpose shield machine vacuum cup pipe sheet assembling remote control system, including transmitter, control mainboard, receiver and outer
Shell, transmitter, which is connected with control mainboard in shell, constitutes remote controler, and receiver is mounted on shield machine, for receiving therewith
The instruction that matched transmitter is sent.
Further, the control mainboard includes：It is connected with 24V DC power supplies, emergency stop switch, crawl switch, discharges
It closes, rotation switchs at a slow speed, confirm switch, pipe sheet switch, the small switch in section of jurisdiction, a spare switch, spare two switch, oil cylinder promote
Stretch out pass, oil cylinder promotes contracting switch, the switch of propelling cylinder 1 to 22, analog output module, feedback module, oil cylinder selecting switch
With the button terminal block and arm processor of frequency selective switch, button terminal block is connected with ARM, and arm processor is used for basis
The imitated output quantity of different switch motions or different amplitudes generates corresponding control instruction.
Further, shell rim structure is higher than rocking bar or various Operation switches, can avoid collision rocking bar and switch, shell
Use high-quality engineering plastics.Using built-in transmitting antenna, ensure antenna not by damage.
Further, frequency selective switch, can be to avoid co-channel interference for changing remote control system frequency of use.
Further, the exportable -10V of analog output module includes to 10V voltages, exportable analog quantity：Snatch head
Anteversion and retroversion, snatch head lateral tilting, assembling machine left-right rotary, snatch head left-right rotary, large arm are stretched, row, spare left and right are controlled before and after large arm
System and spare control up and down.
Further, feedback module includes large stretch of pressure indicator light and small pieces pressure indicator light.
Further, oil cylinder selecting switch is 8 binary switch.
Further, by presetting the position of oil cylinder selecting switch, remote control system control can be made with 16,19,20 or
The shield machine segment of 22 oil cylinders splices snatch disk.
Further, the control panel of remote controler is divided into three rows, and one row of the top is followed successively by the first surrounding band from left to right
The universal simulation rocking bar of button twin shaft, 2.8 cun of display screens, the second surrounding band the universal simulation rocking bar of button twin shaft, second row from a left side to
The right side is followed successively by Self-resetting crawl button, and Self-resetting release button, three restoration type plectrum propelling cylinders are stretched, contract switch, Self-resetting
ACK button, the large and small plectrum switch in two maintenance sections of jurisdiction, third row are followed successively by self-resetting oil cylinder selection, cancel from left to right
Button, the spare button of Self-resetting, spare two button of Self-resetting, band button multi gear position oil cylinder selecting switch, Self-resetting rotation are slow
There is power switch in fast button, control panel left side, has emergency stop, start button, control panel top stateful on the right side of control panel
Indicator light and power supply indicator.
Further, the universal simulation rocking bar of the first surrounding band button twin shaft is that snatch head leans forward upwards, is snatch head downwards
Hypsokinesis, it is left-leaning for snatch head to the left, it is to the right snatch head Right deviation, top button is that assembling machine is left-handed, and lower button is assembling machine
Dextrorotation, left side are spare left button, and right side is spare right button.The universal simulation rocking bar of second surrounding band button twin shaft is standby upwards
It uses, it is left-handed for snatch to the left under being spare downwards, it is to the right snatch head dextrorotation, top is that large arm stretches out button, and lower section is
Large arm retract button, left side are the forward button of large arm, and right side is row button after large arm.
Further, scram button is run for equipment emergent stopping, and start button is for starting remote-controller function.Crawl
Snap fit ACK button realizes the extraction action of section of jurisdiction.Release button coordinates ACK button, realizes the release movement of section of jurisdiction.
Rotation switch cooperation assembling machine spinning movement at a slow speed, realizes the action at a slow speed of assembling machine.The large and small switch in section of jurisdiction is for selecting to be to grab
Take big section of jurisdiction or small section of jurisdiction.Propelling cylinder is stretched, the switch that contracts is for realizing propelling cylinder, is stretched out or is retracted.Oil cylinder cancellation is opened
It closes and is selected for realizing the cancellation of oil cylinder.
Further, receiver installation on the target device, uses modularization plug structure, convenient for extension and upgrades,
Output can do intelligent adjusting, be applicable in various types output control, easy to maintain；Installation is succinct rapid, and equipment is greatly shortened
Install debug time.Output Control Cooling by the way that receiver is arranged can make the control system control different equipment, including
Shield machine vacuum cup snatch disk, the mechanical snatch disk of shield machine.
Further, when between Receiver And Transmitter more than effective communication distance, the button on control system remote controler
It will be in zero-bit state, while target device will be stopped.
Further, wireless communication data cipher mode transmission safe to use.
Compared with prior art the beneficial effects of the present invention are：
1. the present invention can replace the shield machine vacuum cup pipe sheet assembling remote controler of import.
2. the remote control system can be used for controlling shield machine vacuum cup snatch disk and the mechanical snatch disk of shield machine.
3. the single oil cylinder of control may be selected using remote controler or control multiple oil cylinders simultaneously, oil cylinder control mode is flexible.
4. the topology layout of remote controller buttons is succinctly reasonable, different buttons can be used cooperatively and realize complicated control action.
5. the working frequency of remote controler is adjustable, problem of co-channel interference is avoided.
Description of the drawings
Fig. 1 is remote control control panel schematic diagram of the present invention；
Fig. 2 is button terminal block schematic diagram of the present invention；
Fig. 3 is the schematic diagram of remote controller displays screen of the present invention.
Specific implementation mode
As shown in Figure 1, the control panel of control system remote controler is divided into three rows, one row of the top is followed successively by from left to right
The one surrounding band universal simulation rocking bar of button twin shaft, 2.8 cun of display screens, the second surrounding band universal simulation rocking bar of button twin shaft, second
Row is followed successively by Self-resetting crawl button, Self-resetting release button from left to right, and three restoration type plectrum propelling cylinders are stretched, contract and open
It closes, Self-resetting ACK button, the large and small plectrum switch in two maintenance sections of jurisdiction, third row is followed successively by self-resetting oil cylinder from left to right
Selection, cancel button, the spare button of Self-resetting, spare two button of Self-resetting, band button multi gear position oil cylinder selecting switch, runback
Position rotation slow button, there is power interface on the left of control panel, there is emergency stop, start button on the right side of control panel, on control panel
The stateful indicator light in portion and power supply indicator.The universal simulation rocking bar of first surrounding band button twin shaft is that snatch head leans forward upwards, to
It is snatch head hypsokinesis down, it is left-leaning for snatch head to the left, it is to the right snatch head Right deviation, top button is that assembling machine is left-handed, and lower section is pressed
Button is assembling machine dextrorotation, and left side is spare left button, and right side is spare right button.When universal simulation rocking bar surrounding button is pressed
When, the function of rocking bar is just consistent with the verbal description of button.The universal simulation rocking bar of second surrounding band button twin shaft is spare upwards
On, it is left-handed for snatch to the left under being spare downwards, it is to the right snatch head dextrorotation, top is that large arm stretches out button, and lower section is big
Arm retract button, left side are the forward button of large arm, and right side is row button after large arm.
Scram button is run for equipment emergent stopping, and start button is for starting remote-controller function.Capture snap fit
ACK button realizes the extraction action of section of jurisdiction.Release button coordinates ACK button, realizes the release movement of section of jurisdiction.Rotation is at a slow speed
Switch cooperation assembling machine spinning movement, realizes the action at a slow speed of assembling machine.The large and small switch in section of jurisdiction is the big pipe of crawl for selecting
Piece or small section of jurisdiction.Propelling cylinder is stretched, the switch that contracts is for realizing propelling cylinder, is stretched out or is retracted.Oil cylinder is cancelled switch and is used for
Realize the cancellation selection of oil cylinder.
Using the receiver that should be configured in advance when this remote control system on target device, makes it correctly to understand transmitter and send out
Instruction.Remote controler after the power is turned on test oneself by internal electron circuit, if status indicator lamp flickers 3 times, illustrates that itself detection is normal,
Spin up emergency stop switch, each button is in after " zero-bit " press start button after status indicator lamp flicker, illustrate remote controler
Through activation, status indicator lamp flickers when acting at this time, can be with each mechanism action of normal operating.Transmitter converts operational order
At digital signal, the remote control device launched by setpoint frequency by wireless base station apparatus after coding, receiver receives
The digital signal that transmitter is launched executes the remote control equipment of its operational order action after decoding.
Remote controler uses capacity for the lithium battery power supply of 5000mAH, and when cell voltage is low, electricity lamp is lit, and should be replaced
Battery, when brownout, electricity lamp flicker, transmitter is stopped.
As shown in Fig. 2, the control mainboard of control system remote controler includes button terminal block and arm processor.Wherein button
Terminal block is connected with 24V DC power supplies, emergency stop switch, crawl switch, release switch, rotation switch, confirmation switch, Guan great at a slow speed
Piece switch, the small switch in section of jurisdiction, a spare switch, spare two switch, pass is stretched out in oil cylinder propulsion, oil cylinder promotes contracting switch, promotes oil
The switch of cylinder 1 to 22, analog output module, feedback module, oil cylinder selecting switch and frequency selective switch.Button terminal block and
ARM is connected, and arm processor is used to generate corresponding control according to the imitated output quantity of different switch motions or different amplitudes
Instruction.
As shown in figure 3, there is large and small pressure indicator light on display screen, indicator light is communicated, oil cylinder selects indicator light, communication
Communication indicator light at the uniform velocity flickers when normal, and irregular speed flash is bright when signal is weak, and when no signal extinguishes.Number represents oil cylinder number, if number
Having solid black circle then to represent below word, this oil cylinder is controllable, and if number lower section, open circles represent if flickering and chosen this oil cylinder.
The foregoing is merely the preferred embodiments of the invention, are not intended to limit the invention creation, all at this
Within the spirit and principle of innovation and creation, any modification, equivalent replacement, improvement and so on should be included in the invention
Protection domain within.
Claims (9)
1. a kind of multi-purpose shield machine vacuum cup pipe sheet assembling remote control system, which is characterized in that including transmitter, control mainboard,
Receiver and shell, transmitter, which is connected with control mainboard in shell, constitutes remote controler, and receiver is mounted on shield machine, is used
In the instruction for receiving matching transmitter transmission.
2. a kind of multi-purpose shield machine vacuum cup pipe sheet assembling remote control system as described in claim 1, which is characterized in that the control
Mainboard processed includes：Being connected with 24V DC power supplies, emergency stop switch, crawl switch, release switch, rotation, switch, confirmation are opened at a slow speed
Pass, pipe sheet switch, the small switch in section of jurisdiction, a spare switch, spare two switch, oil cylinder promote and stretch out pass, oil cylinder promotes contracting switch,
The turret terminal of the switch of propelling cylinder 1 to 22, analog output module, feedback module, oil cylinder selecting switch and frequency selective switch
Son row and arm processor, button terminal block are connected with ARM, and arm processor is used for according to different switch motions or different width
The imitated output quantity of value generates corresponding control instruction.
3. a kind of multi-purpose shield machine vacuum cup pipe sheet assembling remote control system as claimed in claim 2, which is characterized in that analog quantity
Exportable-the 10V of output module includes to 10V voltages, exportable analog quantity：Snatch head anteversion and retroversion, snatch head lateral tilting, assembly
Machine left-right rotary, snatch head left-right rotary, large arm be flexible, row, spare left and right control and spare control up and down before and after large arm.
4. a kind of multi-purpose shield machine vacuum cup pipe sheet assembling remote control system as claimed in claim 2, which is characterized in that feedback mould
Block includes large stretch of pressure indicator light and small pieces pressure indicator light.
5. a kind of multi-purpose shield machine vacuum cup pipe sheet assembling remote control system as claimed in claim 2, which is characterized in that oil cylinder selects
It is 8 binary switch to select switch.
6. a kind of multi-purpose shield machine vacuum cup pipe sheet assembling remote control system as claimed in claim 5, which is characterized in that by pre-
If the position of oil cylinder selecting switch, it can make remote control system control that there is the shield machine segment splicing of 16,19,20 or 22 oil cylinders
Snatch disk.
7. a kind of multi-purpose shield machine vacuum cup pipe sheet assembling remote control system as described in claim 1, which is characterized in that remote controler
Control panel be divided into three rows, one row of the top is followed successively by the first surrounding band universal simulation rocking bar of button twin shaft from left to right, 2.8
Very little display screen, the second surrounding band universal simulation rocking bar of button twin shaft, second row are followed successively by Self-resetting crawl button from left to right, from
Reset release button, three restoration type plectrum propelling cylinders are stretched, contract switch, Self-resetting ACK button, two maintenance sections of jurisdiction greatly,
Small plectrum switch, third row are followed successively by self-resetting oil cylinder selection, cancel button, the spare button of Self-resetting, runback from left to right
Spare two button in position, band button multi gear position oil cylinder selecting switch, Self-resetting rotate slow button, have power supply to open on the left of control panel
It closes, has emergency stop, start button, the stateful indicator light in control panel top and power supply indicator on the right side of control panel.
8. a kind of multi-purpose shield machine vacuum cup pipe sheet assembling remote control system as described in claim 1, which is characterized in that receiver
On the target device, the output Control Cooling by the way that receiver is arranged can make the control system control different equipment for installation,
Including shield machine vacuum cup snatch disk and the mechanical snatch disk of shield machine.
9. a kind of multi-purpose shield machine vacuum cup pipe sheet assembling remote control system as described in claim 1, which is characterized in that receiver
When being more than effective communication distance between transmitter, the button on control system remote controler will be in zero-bit state, while target
Equipment will be stopped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810543006.1A CN108590689A (en) | 2018-05-30 | 2018-05-30 | A kind of multi-purpose shield machine vacuum cup pipe sheet assembling remote control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810543006.1A CN108590689A (en) | 2018-05-30 | 2018-05-30 | A kind of multi-purpose shield machine vacuum cup pipe sheet assembling remote control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108590689A true CN108590689A (en) | 2018-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810543006.1A Pending CN108590689A (en) | 2018-05-30 | 2018-05-30 | A kind of multi-purpose shield machine vacuum cup pipe sheet assembling remote control system |
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| Country | Link |
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| CN (1) | CN108590689A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110847922A (en) * | 2019-12-13 | 2020-02-28 | 中国铁建重工集团股份有限公司 | Operation control device and heading equipment |
| CN113323674A (en) * | 2021-05-17 | 2021-08-31 | 中铁工程装备集团有限公司 | Intelligent remote control shield tunneling machine and method for simulating 3D test bed |
| CN114863664A (en) * | 2022-04-29 | 2022-08-05 | 浙江卡巴尔电气有限公司 | Wireless control device for shield machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205959058U (en) * | 2016-08-29 | 2017-02-15 | 中铁机械装备研究设计院(成都)有限公司 | Shield constructs quick -witted segment erector electric control system |
| JP2018009314A (en) * | 2016-07-12 | 2018-01-18 | 大成建設株式会社 | Segment management system |
| CN208564555U (en) * | 2018-05-30 | 2019-03-01 | 辽宁三三工业有限公司 | A kind of multi-purpose shield machine vacuum chuck pipe sheet assembling remote control system |
-
2018
- 2018-05-30 CN CN201810543006.1A patent/CN108590689A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018009314A (en) * | 2016-07-12 | 2018-01-18 | 大成建設株式会社 | Segment management system |
| CN205959058U (en) * | 2016-08-29 | 2017-02-15 | 中铁机械装备研究设计院(成都)有限公司 | Shield constructs quick -witted segment erector electric control system |
| CN208564555U (en) * | 2018-05-30 | 2019-03-01 | 辽宁三三工业有限公司 | A kind of multi-purpose shield machine vacuum chuck pipe sheet assembling remote control system |
Non-Patent Citations (1)
| Title |
|---|
| 孙志超: "盾构机管片拼装机的结构设计与控制系统研究", 《中国优秀硕士学位论文全文数据库 工程科技Ⅱ辑》, no. 7, 15 July 2013 (2013-07-15), pages 034 - 536 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110847922A (en) * | 2019-12-13 | 2020-02-28 | 中国铁建重工集团股份有限公司 | Operation control device and heading equipment |
| CN113323674A (en) * | 2021-05-17 | 2021-08-31 | 中铁工程装备集团有限公司 | Intelligent remote control shield tunneling machine and method for simulating 3D test bed |
| CN114863664A (en) * | 2022-04-29 | 2022-08-05 | 浙江卡巴尔电气有限公司 | Wireless control device for shield machine |
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