CN206311913U - A kind of multi-functional dust suppression car based on CAN and ModBus bus control technologys - Google Patents
A kind of multi-functional dust suppression car based on CAN and ModBus bus control technologys Download PDFInfo
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- CN206311913U CN206311913U CN201621443071.XU CN201621443071U CN206311913U CN 206311913 U CN206311913 U CN 206311913U CN 201621443071 U CN201621443071 U CN 201621443071U CN 206311913 U CN206311913 U CN 206311913U
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- master controller
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Abstract
The utility model discloses a kind of multi-functional dust suppression car based on CAN and ModBus bus control technologys,Including car body,Tank body,Dust-arrest device and control system,The dust-arrest device includes fog gun,The control system includes touching display device,Remote control,GPS module,Unit power,Electric leak detecting device,Tank body water detecting element,Master controller,Converter one,Fan frequency converter,Blower motor,Converter two,Blower fan RCCB,Teat pipette RCCB,Teat pipette frequency converter,Teat pipette motor,Fog gun position detecting element and hydraulic system,Dust suppression car of the present utility model is based on CAN and ModBus bus control technologys,So that special job procedure is safer,Overall wire sheaves are more succinct,Control system is more stablized,Display content is more enriched,Man-machine interaction is more convenient,Malfunction elimination is more prone to.
Description
Technical field
The utility model belongs to the control technology field of job that requires special skills vehicle, and in particular to one kind is based on CAN and ModBus
The multi-functional dust suppression car of bus control technology.
Background technology
With the row of transportation and communication tail gas, industrial plant waste gas and city domestic life cooking stove and heating boiler waste gas
Aggravation is put, the environmental problem that air pollution is caused increasingly is highlighted.Haze and Sand-Dust also increasingly become government and the common people are closed
The focus of note.Special vehicle --- the dust suppression car of dust pollution can be realized suppressing by spraying the flushing liquors such as dust suppression curing agent
Arise at the historic moment.At present, the multi-functional dust suppression car in industry can be divided three classes according to driving type：CNG drives dust suppression car, all-hydraulic
Dust suppression car and generating set is driven to drive dust suppression car.
CAN is the abbreviation of controller local area network (Controller Area Network, CAN), is by research and develop and give birth to
The famous German BOSCH companies exploitation of automobile electronics is produced, and eventually becomes international standard（ISO 11898）, it is international
One of upper most widely used fieldbus.Compared with general communication bus, the data communication of CAN can with prominent
By property, real-time and flexibility.Due to the design of its good performance and uniqueness, CAN is increasingly valued by people.
Its being most widely used on automotive field.
ModBus is that, in utility model in 1979, being that first, the whole world is real is used for the total of industry spot by Modicon
Wire protocol.ModBus agreements are a kind of all-purpose languages being applied on electronic controller.It has become a kind of universal industrial mark
It is accurate.Agreement supports traditional RS-232, RS-422, RS-485 and ethernet device.
Utility model content
The purpose of this utility model is that traditional detection and controlling party is substituted using CAN and ModBus bussing techniques
Method, there is provided a kind of multi-functional dust suppression car based on CAN and ModBus bus control technologys, the device has special job procedure more
Plus safety, overall wire sheaves are cleaner and tidier, and control system is more stablized, and display content is more enriched, man-machine interaction it is more convenient and
The characteristics of malfunction elimination is more prone to.
To realize object above, the utility model is adopted the following technical scheme that：One kind is based on CAN and ModBus bus marcos
The multi-functional dust suppression car of technology, including car body, tank body, dust-arrest device and control system, the dust-arrest device include fog gun, described
Tank body and dust-arrest device are separately positioned on middle part and the afterbody of car body, the control system include touching display device, remote control,
GPS module, unit power, electric leak detecting device, tank body water detecting element, master controller, converter one, fan frequency conversion
Device, blower motor, converter two, blower fan RCCB, Teat pipette RCCB, Teat pipette frequency converter, Teat pipette motor, fog gun position
Put detecting element and hydraulic system.
The touch display device, remote control and GPS module are arranged in car body driver's cabin；Display device is touched by turning
Parallel operation one connects master controller, and touching display device is used for operating personnel's input job command and receives and show that dust suppression car is each
The running state data of part；Remote transmission is carried out when remote control is used for vehicle Fixed Point Operation to master controller to order；GPS moulds
Block is used to obtain the running status and work route of dust suppression car in real time and transmit to high in the clouds to be monitored and data analysis, Yi Jijie
Receive the instruction transmitted of high in the clouds and transmitted to master controller by CAN.
The unit power and electric leak detecting device are arranged on the car body between car body driver's cabin and tank body, electric leakage
Testing equipment is arranged on the lower end of unit power, and the unit power includes generator set controller and three-phase electricity
Source, generator set controller connects master controller by converter two, and generator set controller is used to control dust suppression car engine
Startup-shutdown, Data Detection and error protection and generator electrical measurement and electric quantity protective；Three-phase power output end one is successively
By blower fan RCCB and fan frequency converter connecting fan motor, for providing driving force for blower motor；Three phase mains
Output end two passes sequentially through Teat pipette RCCB and Teat pipette frequency converter connecting fan motor, for providing driving for Teat pipette motor
Power；The connection hydraulic system of output end three of three phase mains, for providing driving force for hydraulic system；Electric leak detecting device is used to examine
Survey with the presence or absence of electric leakage potential safety hazard during dust suppression turner is made, and electric leakage signal is sent to master controller.
The blower fan RCCB and Teat pipette RCCB are arranged in the switch board of hull back lower end, blower fan leakage
When electrical circuit breakers are used for blower fan major loop generation electric leakage potential safety hazard, power supply, the fan frequency converter and blower fan electricity are automatically cut off
Machine is arranged on inside fog gun, and fan frequency converter is used to adjust blower motor working condition according to master controller adjustment information；Teat pipette
When RCCB is used for Teat pipette major loop generation electric leakage potential safety hazard, power supply, the Teat pipette frequency converter and Teat pipette are automatically cut off
Motor is arranged between dust-arrest device bottom and car body, and Teat pipette frequency converter is used to adjust Teat pipette electricity according to master controller adjustment information
Machine working condition.
The tank body water detecting element is arranged on tank interior, and tank body water detecting element is used to detect storage in tank body
Water, and water amount information is sent to master controller；The fog gun position detecting element and hydraulic system are arranged on dust suppression dress
Put bottom；Fog gun position detecting element be used for detect dust suppression turner make during fog gun real time position, and by fog gun position letter
Breath is sent to master controller；Dust-arrest device lifting falling is rotated with left-right rotary during hydraulic system is used to realize dust suppression turner work
Make.
The master controller, converter one and converter two are arranged in the switch board of hull back lower end, master controller
Signal input part wire connection tank body water detecting element, remote control, electric leak detecting device and fog gun position detecting element, master control
Device signal output part wire processed connects hydraulic system, and master controller is used to receive tank body water detecting element, remote control, electric leakage inspection
The running state information of the dust suppression car that measurement equipment and fog gun position detecting element send, and instructed to hydraulic system sending action,
Master controller is connected GPS module, touch display device is connected by converter one and by turning respectively in CAN passage one
Parallel operation two connects generator set controller, and master controller is used to enter with GPS module, touch display device and generator set controller
Row data exchange；Converter one is used for master controller carries out real-time data under ModBus protocol environments with touch display device
Exchange；Converter two carries out real-time data friendship under ModBus protocol environments for master controller with generator set controller
Change；Master controller difference connecting fan frequency converter and Teat pipette frequency converter in CAN passage two, master controller is used for and blower fan
Frequency converter and Teat pipette frequency converter carry out data exchange.
The multi-functional dust suppression car for being based on CAN and ModBus bus control technologys as the utility model is further improved, institute
State converter one and converter two and use CAN-RS485 converters.
Beneficial effect
1st, the utility model dust suppression car substitutes traditional detection and controlling party using CAN and ModBus bussing techniques
Method, dust suppression car of the present utility model is provided with blower fan RCCB, Teat pipette RCCB and electric leakage security detection equipment, hair
During raw electric leakage potential safety hazard, the RCCB of major loop can automatically cut off, it is to avoid electric shock accidents.Electric leakage security detection equipment is used
, with the presence or absence of electric leakage potential safety hazard, master controller obtains electric leakage inspection for blower fan and water pump major loop during detection dust suppression turner is made
The electric leakage signal that measurement equipment sends, disconnects fan frequency converter and Teat pipette Frequency Converter Control loop, it is to avoid because of RCCB in time
Damage and fail the dangerous situation of timely disengagement, and then cause that special job procedure is safer.
2nd, the utility model dust suppression car is based on CAN and ModBus bussing techniques so that node component quantity in bus
Unrestricted in theory, touching display device can obtain the information of all parts, such as electric leakage information, fog gun from master controller
The information such as positional information, tank body water and rotary speed of generator group, therefore display content is more abundant.
3rd, the utility model is provided with remote control and tangibly display device, it is possible to achieve long-distance remote control is operated and driven
Room is sailed manually to operate, therefore man-machine interaction is more convenient.
4th, because CAN protocol performs decentralization bus marco, all Primary communications include that bus reads control, in system
In point complete several times, this is the method for the communication system for realizing having higher reliability, therefore the utility model dust suppression car reliability
By force, control system is more stablized.
5th, each node of the utility model dust suppression car CAN can use lossless structure according to bus access priority
The mode of bit-by-bit arbitration is competed and sends data to bus, and CAN protocol has abolished station address coding, and instead to communication data
Encoded, this can make different node dust suppression car all parts while receiving identical data, these features make this practicality
The data communication real-time of new dust suppression car is stronger.
6th, the CAN nodes of dust suppression vehicle control have in the case of wrong serious and are automatically switched off output function, so that
The operation of other nodes is unaffected in bus, so that it is not in as in traditional RS-485 networks, because of respective nodes to ensure
Go wrong so that control system bus is in deadlock state, and in order to define failure, is designed with each bus unit
Two countings, each unit failure investigation of dust suppression car is more prone to.
Brief description of the drawings
Fig. 1 is the structural representation of the multi-functional dust suppression car that the utility model is based on CAN and ModBus bus control technologys；
Fig. 2 is the control system knot of the multi-functional dust suppression car that the utility model is based on CAN and ModBus bus control technologys
Structure block diagram；
Marked in figure：1st, display device is touched, 2, remote control, 3, GPS module, 4, unit power, 5, detection of electrical leakage
Equipment, 6, tank body water detecting element, 7, master controller, 8, converter one, 9, fan frequency converter, 10, converter two, 11, wind
Machine RCCB, 12, Teat pipette RCCB, 13, Teat pipette frequency converter, 14, fog gun position detecting element, 15, hydraulic system.
Specific embodiment
In order that the technical solution of the utility model and advantage become more apparent, it is right below in conjunction with drawings and Examples
The utility model is further elaborated.
As shown in the figure：The utility model provides a kind of multi-functional dust suppression car based on CAN and ModBus bus control technologys,
Including car body, tank body, dust-arrest device and control system, the dust-arrest device includes fog gun, and the tank body and dust-arrest device are distinguished
Middle part and the afterbody of car body are arranged on, the control system includes touching display device 1, remote control 2, GPS module 3, generator
Group component 4, electric leak detecting device 5, tank body water detecting element 6, master controller 7, converter 1, fan frequency converter 9, blower fan
Motor, converter 2 10, blower fan RCCB 11, Teat pipette RCCB 12, Teat pipette frequency converter 13, Teat pipette motor, fog gun
Position detecting element 14 and hydraulic system 15.
Display device 1, remote control 2 and GPS module 3 is touched to be arranged in car body driver's cabin；Display device 1 is touched by turning
Parallel operation 1 connects master controller 7, and touching display device 1 is used for operating personnel's input job command and receives and show dust suppression
The running state data of each part of car；Remote transmission is carried out when remote control 2 is used for vehicle Fixed Point Operation to master controller 7 to order
Order；The utility model dust suppression car is provided with remote control 2 and tangibly display, it is possible to achieve long-distance remote control is operated and driven
Room manually operates, therefore man-machine interaction is more convenient；GPS module 3 is used to obtain in real time running status and the operation road of dust suppression car
Line and transmitting to high in the clouds is monitored and data analysis, and receives the instruction transmitted in high in the clouds and transmitted to master by CAN
Controller 7, the utility model dust suppression car is based on CAN and ModBus bussing techniques so that node component quantity exists in bus
Theory unlimited system, touching display device 1 can obtain the information of all parts, such as electric leakage information, fog gun from master controller 7
The information such as positional information and tank body water, therefore display content is more abundant.
Each node of the utility model dust suppression car CAN can according to bus access priority using lossless structure by
The mode of position arbitration is competed and sends data to bus, and CAN protocol has abolished station address coding, and instead communication data is entered
Row coding, this can make different node dust suppression car all parts while receiving identical data, and these features make this practicality new
The data communication real-time of type dust suppression car is stronger.
Unit power 4 and electric leak detecting device 5 are arranged on the car body between car body driver's cabin and tank body, electric leakage inspection
Measurement equipment 5 is arranged on the lower end of unit power 4, and the unit power 4 includes generator set controller and three-phase electricity
Source, generator set controller connects master controller 7 by converter 2 10, and generator set controller is used to control dust suppression car to start
The startup-shutdown of machine, Data Detection and error protection and generator electrical measurement and electric quantity protective；Three-phase power output end one according to
It is secondary by blower fan RCCB 11 and the connecting fan motor of fan frequency converter 9, for providing driving force for blower motor；Three-phase
Power output end two passes sequentially through Teat pipette RCCB 12 and the connecting fan motor of Teat pipette frequency converter 13, for being Teat pipette motor
Driving force is provided；The connection hydraulic system 15 of output end three of three phase mains, for providing driving force for hydraulic system 15；Electric leakage inspection
Electric leakage signal is sent to master controller 7 by measurement equipment 5, when there is electric leakage potential safety hazard, the blower fan RCCB 11 of major loop
Can be automatically cut off with Teat pipette RCCB 12, it is to avoid electric shock accidents.Master controller 7 obtains the leakage that electric leak detecting device 5 sends
Electric signal, disconnects fan frequency converter 9 and the control loop of Teat pipette frequency converter 13, it is to avoid because of blower fan RCCB 11 and Teat pipette in time
RCCB 12 is damaged and fails the dangerous situation of timely disengagement, and then causes that special job procedure is safer.
Blower fan RCCB 11 and Teat pipette RCCB 12 are arranged in the switch board of hull back lower end, blower fan leakage
When electrical circuit breakers 11 are used for blower fan major loop generation electric leakage potential safety hazard, power supply, the fan frequency converter 9 and blower fan are automatically cut off
Motor is arranged on inside fog gun, and fan frequency converter 9 is used to adjust blower motor working condition according to the adjustment information of master controller 7；
When Teat pipette RCCB 12 is used for Teat pipette major loop generation electric leakage potential safety hazard, power supply, the Teat pipette frequency converter are automatically cut off
13 and Teat pipette motor be arranged between dust-arrest device bottom and car body, Teat pipette frequency converter 13 be used for according to master controller 7 adjust believe
Breath adjustment Teat pipette electric machine operation state.
Tank body water detecting element 6 is arranged on tank interior, and tank body water detecting element 6 is used to detect storage in tank body
Water, and water amount information is sent to master controller 7；The fog gun position detecting element 14 and hydraulic system 15 are arranged on dust suppression
Device bottom；Fog gun position detecting element 14 be used for detect dust suppression turner make during fog gun real time position, and by fog gun position
Confidence breath is sent to master controller 7；Dust-arrest device lifting falls after rise and left during hydraulic system 15 is used to realize dust suppression turner work
Right rotation is acted.
Master controller 7, converter 1 and converter 2 10 are arranged in the switch board of hull back lower end, master controller 7
Signal input part wire connection tank body water detecting element 6, remote control 2, electric leak detecting device 5 and fog gun position detecting element
14, the signal output part wire of master controller 7 connection hydraulic system 15, master controller 7 be used for receive tank body water detecting element 6,
The running state information of the dust suppression car that remote control 2, electric leak detecting device 5 and fog gun position detecting element 14 send, and to hydraulic pressure
The sending action of system 15 is instructed, and master controller 7 is in CAN passage one（CAN1）Inside respectively connection GPS module 3, by conversion
The connection of device 1 touches display device 1 and connects generator set controller by converter 2 10, and master controller 7 is used for and GPS moulds
Block 3, touch display device 1 and generator set controller carry out data exchange；Converter 1 is used for master controller 7 in ModBus
Under protocol environment real-time data exchange is carried out with touch display device 1；Converter 2 10 is used for master controller 7 and is assisted in ModBus
Under view environment real-time data exchange is carried out with generator set controller；Master controller 7 is in CAN passage two（CAN2）Interior point
Other connecting fan frequency converter 9 and Teat pipette frequency converter 13, master controller 7 are used to be carried out with fan frequency converter 9 and Teat pipette frequency converter 13
Data exchange.
The utility model implementation thinking：On hardware, electric leak detecting device 5, tank body water are detected using wire
Element 6, fog gun position detecting element 14, remote control 2 access the input of master controller 7, the magnetic valve of hydraulic system 14 is accessed and is led
The output end of controller 7, fan frequency conversion is respectively connected to by three phase mains through blower fan RCCB 11 and Teat pipette RCCB 12
Device 9, Teat pipette frequency converter 13 and the motor of hydraulic system 14, wind is respectively connected to by fan frequency converter 9 and the output end of Teat pipette frequency converter 13
Electromechanical machine and Teat pipette motor.
Converter one is accessed with the CAN1 interfaces of master controller（CAN-RS485 converters 1）8th, converter two（CAN-
RS485 converters 2）10 and the grade CAN device of GPS module 3, and two terminals in CAN topological structures access 120 Ω resistance.And
The output end of converter 1 is accessed and touches display device 1, the output end of converter 2 10 is accessed into generator set controller.Realize
Operation input of display and operator of the data on display device 1 is touched on display device 1 is touched, rotary speed of generator group,
The reading of the information such as line voltage, alarm and the control of Unit Commitment and whole vehicle state is uploaded by GPS module 3 and high in the clouds is received
Instruction.Fan frequency converter 9 and Teat pipette frequency converter 13 are accessed with the CAN2 interfaces of master controller 7, and at two of CAN topological structures
Terminal accesses 120 Ω resistance.To realize fan frequency converter 9 and the data acquisition of Teat pipette frequency converter 13 and VFC etc..
The above, is only preferred embodiment of the present utility model, not makees any formal to the utility model
Limitation, although the utility model is disclosed above with preferred embodiment, but is not limited to the utility model, any ripe
Professional and technical personnel is known, is not being departed from the range of technical solutions of the utility model, when in the technology using the disclosure above
Appearance is made a little change or is modified to the Equivalent embodiments of equivalent variations, as long as being without departing from technical solutions of the utility model
Hold, any simple modification, equivalent variations and the modification made to above example according to technical spirit of the present utility model, still
Belong in the range of technical solutions of the utility model.
Claims (2)
1. a kind of multi-functional dust suppression car based on CAN and ModBus bus control technologys, including car body, tank body, dust-arrest device and
Control system, the dust-arrest device includes fog gun, and the tank body and dust-arrest device are separately positioned on middle part and the afterbody of car body, its
It is characterised by：The control system includes touching display device（1）, remote control（2）, GPS module（3）, unit power
（4）, electric leak detecting device（5）, tank body water detecting element（6）, master controller（7）, converter one（8）, fan frequency converter
（9）, blower motor, converter two（10）, blower fan RCCB（11）, Teat pipette RCCB（12）, Teat pipette frequency converter
（13）, Teat pipette motor, fog gun position detecting element（14）And hydraulic system（15）；
The touch display device（1）, remote control（2）And GPS module（3）It is arranged in car body driver's cabin；Touch display device
（1）By converter one（8）Connection master controller（7）, touch display device（1）For operating personnel be input into job command and
Receive and show the running state data of each part of dust suppression car；Remote control（2）To master controller during for vehicle Fixed Point Operation（7）
Remote transmission is carried out to order；GPS module（3）For obtaining the running status and work route of dust suppression car in real time and transmitting to cloud
End is monitored and data analysis, and receives the instruction transmitted in high in the clouds and transmitted to master controller by CAN（7）；
The unit power（4）And electric leak detecting device（5）It is arranged on the car body between car body driver's cabin and tank body, leaks
Electrical detection device（5）Installed in unit power（4）Lower end, the unit power（4）Including generator set control
Device and three phase mains, generator set controller pass through converter two（10）Connection master controller（7）, generator set controller is used for
Control startup-shutdown, Data Detection and error protection and generator electrical measurement and the electric quantity protective of dust suppression car engine；Three-phase
Power output end one passes sequentially through blower fan RCCB（11）And fan frequency converter（9）Connecting fan motor, for being blower fan
Motor provides driving force；Three-phase power output end two passes sequentially through Teat pipette RCCB（12）With Teat pipette frequency converter（13）Connection
Blower motor, for providing driving force for Teat pipette motor；The connection hydraulic system of output end three of three phase mains（15）, for being liquid
Pressure system（15）Driving force is provided；Electric leak detecting device（5）For detecting dust suppression turner during making with the presence or absence of electric leakage safety
Hidden danger, and electric leakage signal is sent to master controller（7）；
The blower fan RCCB（11）With Teat pipette RCCB（12）It is arranged in the switch board of hull back lower end, wind
Machine RCCB（11）When there is electric leakage potential safety hazard for blower fan major loop, power supply, the fan frequency converter are automatically cut off
（9）It is arranged on inside fog gun with blower motor, fan frequency converter（9）For according to master controller（7）Adjustment information adjusts blower fan
Electric machine operation state；Teat pipette RCCB（12）When there is electric leakage potential safety hazard for Teat pipette major loop, power supply is automatically cut off,
The Teat pipette frequency converter（13）And Teat pipette motor is arranged between dust-arrest device bottom and car body, Teat pipette frequency converter is used for according to master
Controller（7）Adjustment information adjusts Teat pipette electric machine operation state；
The tank body water detecting element（6）It is arranged on tank interior, tank body water detecting element（6）Store for detecting in tank body
The water deposited, and water amount information is sent to master controller（7）；The fog gun position detecting element（14）And hydraulic system（15）
It is arranged on dust-arrest device bottom；Fog gun position detecting element（14）For detect dust suppression turner make during fog gun real-time position
Put, and fog gun positional information is sent to master controller（7）；Hydraulic system（15）For realize dust suppression turner make during dust suppression
Device lifting falls after rise and left rotation and right rotation action；
The master controller（7）, converter one（8）With converter two（10）It is arranged in the switch board of hull back lower end, it is main
Controller（7）Signal input part wire connects tank body water detecting element（6）, remote control（2）, electric leak detecting device（5）And mist
Big gun position detecting element（14）, master controller（7）Signal output part wire connects hydraulic system（15）, master controller（7）For
Receive tank body water detecting element（6）, remote control（2）, electric leak detecting device（5）With fog gun position detecting element（14）Send
The running state information of dust suppression car, and to hydraulic system（15）Sending action is instructed, master controller（7）In CAN passage one
GPS module is inside connected respectively（3）, by converter one（8）Connection touches display device（1）With by converter two（10）Connection
Generator set controller, master controller（7）For with GPS module（3）, touch display device（1）Enter with generator set controller
Row data exchange；Converter one（8）For master controller（7）With touch display device under ModBus protocol environments（1）Carry out
Real-time data exchange；Converter two（10）For master controller（7）With generator set controller under ModBus protocol environments
Carry out real-time data exchange；Master controller（7）The difference connecting fan frequency converter in CAN passage two（9）Become with Teat pipette
Frequency device（13）, master controller（7）For with fan frequency converter（9）With Teat pipette frequency converter（13）Carry out data exchange.
2. a kind of multi-functional dust suppression car based on CAN and ModBus bus control technologys as claimed in claim 1, its feature exists
In：The converter one（8）With converter two（10）Use CAN-RS485 converters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621443071.XU CN206311913U (en) | 2016-12-27 | 2016-12-27 | A kind of multi-functional dust suppression car based on CAN and ModBus bus control technologys |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621443071.XU CN206311913U (en) | 2016-12-27 | 2016-12-27 | A kind of multi-functional dust suppression car based on CAN and ModBus bus control technologys |
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| Publication Number | Publication Date |
|---|---|
| CN206311913U true CN206311913U (en) | 2017-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621443071.XU Expired - Fee Related CN206311913U (en) | 2016-12-27 | 2016-12-27 | A kind of multi-functional dust suppression car based on CAN and ModBus bus control technologys |
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| CN (1) | CN206311913U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112316619A (en) * | 2020-10-17 | 2021-02-05 | 上海神舟精宜汽车制造有限公司 | Multifunctional dust suppression vehicle and control method |
-
2016
- 2016-12-27 CN CN201621443071.XU patent/CN206311913U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112316619A (en) * | 2020-10-17 | 2021-02-05 | 上海神舟精宜汽车制造有限公司 | Multifunctional dust suppression vehicle and control method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170707 Termination date: 20211227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |