CN106680850A - Vehicle positioning device and control system based on internet-of-things - Google Patents
Vehicle positioning device and control system based on internet-of-things Download PDFInfo
- Publication number
- CN106680850A CN106680850A CN201611172260.2A CN201611172260A CN106680850A CN 106680850 A CN106680850 A CN 106680850A CN 201611172260 A CN201611172260 A CN 201611172260A CN 106680850 A CN106680850 A CN 106680850A
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- module
- resistance
- things
- internet
- electric capacity
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
Abstract
The invention relates to a vehicle positioning device based on internet-of-things. The device comprises a main body, a display interface, an electricity amount indication device, a control key and an installation structure. The installation structure comprises a support base, a rotation shaft, a rolling wheel and a position limiting component. The control system of the vehicle positioning device based on internet-of-things comprises a central control module, a wireless communication module and a global positioning module. The wireless communication module comprises a wireless communication circuit. In the vehicle positioning device and the control system based on internet-of-things, the rolling wheel frictions with the groove walls of the installation groove. When the rolling wheel rotates, an action force is exerted on the steel ball by the groove walls so that the steel ball is forced into the inner part of the groove; and due to the counteraction force exerted by the spring onto the steel ball, the main body is fixed and the device becomes more practical. In the wireless communication circuit, through an inputted tuning circuit composed by a first electrical resistor and a first capacitor and through the outputted tuning circuit composed by a sixth capacitor and a seventh electrical resistor to achieve linked tuning, the reception of wireless signals becomes more reliable.
Description
Technical field
The present invention relates to field of locating technology, more particularly to a kind of vehicle locating device and control system based on Internet of Things
System.
Background technology
Vehicle locating device, for carrying out real-time pinpoint device to the position of vehicle, in existing vehicle location
All it is much to set Magnet by interior in device so that device adsorbs in certain to realize the fixation of device, but is growing
After phase work, Magnet can cause magnetization to device, the stability of device work be have impact on, so as to reduce the reliability of device
Property；Moreover, during plant running, letter of the user to device generally all can be realized by way of wireless telecommunications
Breath carries out monitor in real time, but in existing wireless communication line, when receiving to wireless signal, due to lacking very well
Tuning circuit, so as to have impact on signal reception reliability, reduce device work reliability.
The content of the invention
The technical problem to be solved in the present invention is：In order to overcome the deficiencies in the prior art, there is provided a kind of based on Internet of Things
Vehicle locating device and control system.
The technical solution adopted for the present invention to solve the technical problems is：A kind of vehicle locating device based on Internet of Things,
Including body, it is arranged on the positive display interface of body, battery indicator, some control buttons and is arranged on the peace at the body back side
Mounting mechanism；
The installing mechanism includes bearing, rotating shaft, roller and some limit assemblies, and the bearing is fixed on the back of the body of body
Face, the roller is connected by rotating shaft with bearing, and the limit assembly is circumferentially uniformly arranged on the periphery of roller, described spacing group
Part includes steel ball, shell and spring, and the inside of the shell is provided with groove, and the spring is arranged on the inside of groove, the steel
Pearl is connected by spring with the bottom of groove, and the telescopic direction of the spring is consistent with the moving direction of steel ball；
The inside of the body is provided with antenna, GPS and card reader.
Wherein, when body is inserted in the mounting groove specified, roller rubs with the cell wall of mounting groove, then roll
Wheel rotates, meanwhile, limit assembly can have an effect with cell wall, body can be carried out it is spacing, because steel ball is by cell wall
Active force is applied with, the oppressed inside in groove, by spring to the opposition of steel ball, realizes consolidating for body
It is fixed, improve the practicality of device.
Wherein, antenna can realize that device is wirelessly connected with external communication terminal；GPS, it is fixed that device can be carried out
Position, it is achieved thereby that the positioning to vehicle；Card reader, can be identified such that it is able to carry out transmitting short to the SIM for inserting
Letter to user being pointed out；Display interface, for the related work information of display device, so as to improve the practicality of device
Property；Battery indicator, is used to refer to the related electricity of device such that it is able to improve the practicality of device；Control button, Neng Goubian
Device is manipulated in user, improves the operability of device.
Preferably, in order to reliably be fixed to body, the spring is in all the time compressive state.
Preferably, in order to prevent steel ball to be ejected groove, the diameter of the steel ball less than the notch of groove maximum away from
From.
Preferably, the endurance in order to improve device, the inside of the body is additionally provided with accumulator.
Preferably, the safe class in order to improve device, the flame retardant rating of the body is V-0.
A kind of control system of the vehicle locating device based on Internet of Things as above, including central control module and
The working power module of central control module connection, electric power detection module, wireless communication module, everyday tasks module, display control
Molding block, key control module, global positioning module and SIM identification module, the central control module is PLC；
The wireless communication module includes wireless communication line, and the wireless communication line includes the first electric capacity, second electric
Appearance, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity, the 6th electric capacity, first resistor, second resistance, 3rd resistor, the 4th resistance,
Five resistance, the 6th resistance, the 7th resistance, inductance, the first dual gate FET and the second dual gate FET, first double grid
The first grid of field effect transistor is by second resistance and the first capacitance connection, the second grid point of first dual gate FET
Not Tong Guo the 4th resistance and the second capacity earth, the second grid of first dual gate FET is connected with 3rd resistor, institute
One end ground connection of first resistor is stated, the other end of the first resistor is connected respectively with the first electric capacity and second resistance, described the
The source electrode of one dual gate FET is respectively by the 5th resistance and the 3rd capacity earth, the drain electrode of first dual gate FET
It is connected with the source electrode of the second dual gate FET, the drain electrode of second dual gate FET is consisted of the 7th resistance and inductance
The external 9V DC voltage power supplies of series circuit, one end of the 6th electric capacity respectively with the 7th resistance and inductance connection, it is described
The first grid of the second dual gate FET is distinguished by the 4th capacity earth, the second grid of second dual gate FET
By the 5th electric capacity and the 6th resistance eutral grounding, one end of the 8th resistance is connected respectively with the 5th electric capacity and the 6th resistance.
Wherein, central control module, central control module is PLC, or single-chip microcomputer, is each in device
Individual module carries out intelligentized control method, it is achieved thereby that the intelligent operation of device；Working power module, is for providing to device
The module of stable operating voltage, here by working power circuit, it is possible to increase the stability of device work；Electric power detection mould
Block, for carrying out the module of electric power detection, here, detects such that it is able to remind user to carry out to the electricity of accumulator
The replacing of accumulator；Wireless communication module, is the module for communicating wirelessly, and here, staff passes through wireless telecommunications
Terminal, can carry out telecommunication to device, data exchange be carried out, it is achieved thereby that staff is remotely supervised to device
Control；Everyday tasks module, for carrying out the module of everyday tasks, here, for sending daily short to user by antenna
Letter, job information of equipment etc. such that it is able to realize that user is understood in real time the relevant information of device by smart mobile phone；
Display control module, for the module for being shown, here, for controlling the related work letter that display interface carrys out display device
Breath；Key control module, for the module for carrying out being manipulated by key control, here, for realizing that user carries out reliability to device
Real-time control；Global positioning module, for carrying out the module of global location, here, can be to the positioning of device by GPS
Global monitoring is carried out, so as to improve the reliability of device；SIM identification module, for carrying out the module of SIM identification,
Here, for being identified to the SIM for being inserted into body interior such that it is able to realize follow-up associative operation, such as, Xiang Yong
Family sending short message by mobile phone etc..
Wherein, in wireless communication line, the first dual gate FET and the second dual gate FET constitute and send out altogether-be total to
Base circuit, can receive the long wave of 190mm, at the same the input tuning circuit constituted by first resistor and the first electric capacity, the 6th
The output tuning circuit of electric capacity and the 7th resistance composition improves the reliability of reception of wireless signals forming ganged tuning.
Preferably, the accumulator is electrically connected respectively with working power module and electric power detection module, the antenna point
Do not electrically connect with wireless communication module and everyday tasks module, the display interface and battery indicator are and display control module
Electrical connection, the control button is electrically connected with key control module, and the GPS is electrically connected with global positioning module, the Card Reader
Device is electrically connected with SIM identification module.
The invention has the beneficial effects as follows, should be based on Internet of Things vehicle locating device and control system in, roller with install
The cell wall of groove rubs, then roller rotates, and steel ball is applied with active force by cell wall, the oppressed inside in groove,
By spring to the opposition of steel ball, the fixation of body is realized, improve the practicality of device；Moreover, in nothing
In line communicating circuit, input tuning circuit, the 6th electric capacity and the 7th resistance composition constituted by first resistor and the first electric capacity
Output tuning circuit forming ganged tuning, improve the reliability of reception of wireless signals.
Description of the drawings
With reference to the accompanying drawings and examples the present invention is further described.
Fig. 1 is the structural representation of the vehicle locating device based on Internet of Things of the present invention and control system；
Fig. 2 is the structural representation of the installing mechanism of the vehicle locating device based on Internet of Things of the present invention and control system
Figure；
Fig. 3 is the structural representation of the limit assembly of the vehicle locating device based on Internet of Things of the present invention and control system
Figure；
Fig. 4 is the systematic schematic diagram of the vehicle locating device based on Internet of Things of the present invention and control system；
Fig. 5 is that the circuit of the wireless communication line of the vehicle locating device based on Internet of Things of the present invention and control system is former
Reason figure；
In figure：1. body, 2. display interface, 3. battery indicator, 4. control button, 5. installing mechanism, 6. bearing, 7. turn
Axle, 8. roller, 9. limit assembly, 10. steel ball, 11. springs, 12. shells, 13. central control modules, 14. working power modules,
15. electric power detection modules, 16. wireless communication modules, 17. everyday tasks modules, 18. display control modules, 19. press key control mould
Block, 20. global positioning modules, 21.SIM card identification modules, 22. accumulator, 23. antennas, 24.GPS, 25. card reader, Q1.
One dual gate FET, the dual gate FETs of Q2. second, the electric capacity of C1. first, the electric capacity of C2. second, the electric capacity of C3. the 3rd, C4.
Four electric capacity, the electric capacity of C5. the 5th, the electric capacity of C6. the 6th, R1. first resistors, R2. second resistances, R3. 3rd resistors, R4. the 4th is electric
Resistance, the resistance of R5. the 5th, the resistance of R6. the 6th, the resistance of R7. the 7th, L1. inductance.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are simplified schematic diagram, only with
The basic structure of the illustration explanation present invention, therefore it only shows the composition relevant with the present invention.
As Figure 1-Figure 5, a kind of vehicle locating device based on Internet of Things, including body 1, it is arranged on the front of body 1
Display interface 2, battery indicator 3, some control buttons 4 and be arranged on the installing mechanism 5 at the back side of body 1；
The installing mechanism 5 includes bearing 6, rotating shaft 7, roller 8 and some limit assemblies 9, and the bearing 6 is fixed on body
1 back side, the roller 8 is connected by rotating shaft 7 with bearing 6, the circumferential periphery for being uniformly arranged on roller 8 of the limit assembly 9,
The limit assembly 9 includes steel ball 10, shell 12 and spring 11, and the inside of the shell 12 is provided with groove, and the spring 11 sets
Put in the inside of groove, the steel ball 10 is connected by spring 11 with the bottom of groove, the telescopic direction and steel of the spring 11
The moving direction of pearl 10 is consistent；
The inside of the body 1 is provided with antenna 23, GPS24 and card reader 25.
Wherein, when body 1 is inserted in the mounting groove specified, roller 8 rubs with the cell wall of mounting groove, then
Roller 8 rotates, meanwhile, limit assembly 9 can have an effect with cell wall, body 1 can be carried out it is spacing, due to steel ball 10
Active force is applied with by cell wall, the oppressed inside in groove, by spring 11 to the opposition of steel ball 10, realizes
The fixation of body 1, improves the practicality of device.
Wherein, antenna 23 can realize that device is wirelessly connected with external communication terminal；GPS24, can enter to device
Row positioning, it is achieved thereby that the positioning to vehicle；Card reader 25, can be identified such that it is able to carry out to the SIM for inserting
Launch note to be pointed out to user；Display interface 2, for the related work information of display device, so as to improve device
Practicality；Battery indicator 3, is used to refer to the related electricity of device such that it is able to improve the practicality of device；Control button
4, user can be easy to manipulate device, improve the operability of device.
Preferably, in order to reliably be fixed to body 1, the spring 11 is in all the time compressive state.
Preferably, in order to prevent steel ball 10 to be ejected groove, the diameter of the steel ball 10 less than groove notch most
Big distance.
Preferably, the endurance in order to improve device, the inside of the body 1 is additionally provided with accumulator 22.
Preferably, the safe class in order to improve device, the flame retardant rating of the body 1 is V-0.
A kind of control system of the vehicle locating device based on Internet of Things as above, including central control module 13,
Working power module 14, electric power detection module 15, wireless communication module 16, the everyday tasks mould being connected with central control module 13
Block 17, display control module 18, key control module 19, global positioning module 20 and SIM identification module 21, central authorities' control
Molding block 13 is PLC；
The wireless communication module 16 includes wireless communication line, the wireless communication line include the first electric capacity C1, the
Two electric capacity C2, the 3rd electric capacity C3, the 4th electric capacity C4, the 5th electric capacity C5, the 6th electric capacity C6, first resistor R1, second resistance R2,
Three resistance R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7, inductance L1, the first dual gate FET
The first grid of Q1 and the second dual gate FET Q2, the first dual gate FET Q1 is electric with first by second resistance R2
Hold C1 connections, the second grid of the first dual gate FET Q1 is grounded respectively by the 4th resistance R4 and the second electric capacity C2,
The second grid of the first dual gate FET Q1 is connected with 3rd resistor R3, one end ground connection of first resistor R1, institute
The other end for stating first resistor R1 is connected respectively with the first electric capacity C1 with second resistance R2, the first dual gate FET Q1's
Source electrode is grounded respectively by the 5th resistance R5 and the 3rd electric capacity C3, drain electrode and second double grid of the first dual gate FET Q1
The source electrode connection of field effect transistor Q2, the drain electrode of the second dual gate FET Q2 is by the 7th resistance R7 and inductance L1 compositions
The external 9V DC voltage power supplies of series circuit, one end of the 6th electric capacity C6 is connected respectively with the 7th resistance R7 and inductance L1,
The first grid of the second dual gate FET Q2 is grounded by the 4th electric capacity C4, and the of the second dual gate FET Q2
Two grids are grounded respectively by the 5th electric capacity C5 and the 6th resistance R6, one end of the 8th resistance respectively with the 5th electric capacity C5 and
6th resistance R6 connects.
Wherein, central control module 13, central control module 13 is PLC, or single-chip microcomputer, is in device
Modules carry out intelligentized control method, it is achieved thereby that the intelligent operation of device；Working power module 14, is for dress
The module that stable operating voltage is provided is put, here by working power circuit, it is possible to increase the stability of device work；Electricity
Detection module 15, for carrying out the module of electric power detection, here, detects such that it is able to carry to the electricity of accumulator 22
Awake user carries out the replacing of accumulator 22；Wireless communication module 16, is the module for communicating wirelessly, and here, work people
Member can carry out telecommunication by wireless communication terminal to device, carry out data exchange, it is achieved thereby that staff is to dress
Putting carries out remote monitoring；Everyday tasks module 17, for carrying out the module of everyday tasks, here, for by antenna 23 to
User sends daily note, job information of equipment etc. such that it is able to realize that user passes through correlation of the smart mobile phone to device
Information is understood in real time；Display control module 18, for the module for being shown, here, for controlling display interface 2
The related work information of display device；Key control module 19, for the module for carrying out being manipulated by key control, here, is used for
Realize that user carries out reliable real-time control to device；Global positioning module 20, for carrying out the module of global location, at this
In, global monitoring can be carried out to the positioning of device by GPS24, so as to improve the reliability of device；SIM identification module
21, for carrying out the module of SIM identification, here, for being identified to being inserted into the SIM inside body 1, so as to
Follow-up associative operation is enough realized, such as, to user mobile phone note etc. is sent.
Wherein, in wireless communication line, the first dual gate FET Q1 and the second dual gate FET Q2 is constituted altogether
- common-base circuit is sent out, the long wave of 190mm can be received, while the input tuning constituted by first resistor R1 and the first electric capacity C1
The output tuning circuit of circuit, the 6th electric capacity C6 and the 7th resistance R7 composition improves wireless signal and connects forming ganged tuning
The reliability of receipts.
Preferably, the accumulator 22 is electrically connected respectively with working power module 14 and electric power detection module 15, it is described
Antenna 23 is electrically connected respectively with wireless communication module 16 and everyday tasks module 17, and the display interface 2 and battery indicator 3 are equal
Electrically connect with display control module 18, the control button 4 is electrically connected with key control module 19, the GPS24 determines with the whole world
Position module 20 is electrically connected, and the card reader 25 is electrically connected with SIM identification module 21.
Compared with prior art, should be based in vehicle locating device of Internet of Things and control system, roller 8 and mounting groove
Cell wall rubs, then roller 8 rotates, and steel ball 10 is applied with active force by cell wall, and the oppressed inside in groove leads to
Opposition of the spring 11 to steel ball 10 is crossed, the fixation of body 1 is realized, the practicality of device is improve；Moreover, exist
In wireless communication line, input tuning circuit, the 6th electric capacity C6 and the 7th constituted by first resistor R1 and the first electric capacity C1
The output tuning circuit of resistance R7 compositions improves the reliability of reception of wireless signals forming ganged tuning.
With the above-mentioned desirable embodiment according to the present invention as enlightenment, by above-mentioned description, relevant staff is complete
Entirely various change and modification can be carried out in the range of without departing from this invention technological thought.The technology of this invention
Property scope is not limited to the content in description, it is necessary to its technical scope is determined according to right.
Claims (7)
1. a kind of vehicle locating device based on Internet of Things, it is characterised in that including body, be arranged on positive display circle of body
Face, battery indicator, some control buttons and it is arranged on the installing mechanism at the body back side；
The installing mechanism includes bearing, rotating shaft, roller and some limit assemblies, and the bearing is fixed on the back side of body, institute
State roller to be connected with bearing by rotating shaft, the limit assembly is circumferentially uniformly arranged on the periphery of roller, the limit assembly bag
Steel ball, shell and spring are included, the inside of the shell is provided with groove, and the spring is arranged on the inside of groove, and the steel ball leads to
Cross spring to be connected with the bottom of groove, the telescopic direction of the spring is consistent with the moving direction of steel ball；
The inside of the body is provided with antenna, GPS and card reader.
2. the vehicle locating device of Internet of Things is based on as claimed in claim 1, it is characterised in that the spring is all the time in pressure
Contracting state.
3. the vehicle locating device of Internet of Things is based on as claimed in claim 1, it is characterised in that the diameter of the steel ball is less than
The ultimate range of the notch of groove.
4. the vehicle locating device of Internet of Things is based on as claimed in claim 1, it is characterised in that the inside of the body also sets
There is accumulator.
5. the vehicle locating device of Internet of Things is based on as claimed in claim 1, it is characterised in that the flame retardant rating of the body
For V-0.
6. a kind of control system of the vehicle locating device based on Internet of Things as any one of claim 1-5, it is special
Levy and be, including central control module and working power module, electric power detection module, the channel radio of central control module connection
News module, everyday tasks module, display control module, key control module, global positioning module and SIM identification module, institute
Central control module is stated for PLC；
The wireless communication module includes wireless communication line, the wireless communication line include the first electric capacity, the second electric capacity, the
It is three electric capacity, the 4th electric capacity, the 5th electric capacity, the 6th electric capacity, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th electric
Resistance, the 6th resistance, the 7th resistance, inductance, the first dual gate FET and the second dual gate FET, the first double grid field effect
Should pipe first grid by second resistance and the first capacitance connection, the second grid of first dual gate FET leads to respectively
The 4th resistance and the second capacity earth are crossed, the second grid of first dual gate FET is connected with 3rd resistor, described
One end ground connection of one resistance, the other end of the first resistor is connected respectively with the first electric capacity and second resistance, described first pair
The source electrode of gate field-effect transistor respectively by the 5th resistance and the 3rd capacity earth, the drain electrode of first dual gate FET and the
The source electrode connection of two dual gate FETs, the drain electrode of second dual gate FET is by the 7th resistance and the string of inductance composition
The connection external 9V DC voltage power supplies of circuit, one end of the 6th electric capacity respectively with the 7th resistance and inductance connection, described second
The first grid of dual gate FET is passed through respectively by the 4th capacity earth, the second grid of second dual gate FET
5th electric capacity and the 6th resistance eutral grounding, one end of the 8th resistance is connected respectively with the 5th electric capacity and the 6th resistance.
7. the control system of the vehicle locating device of Internet of Things is based on as claimed in claim 6, it is characterised in that the electric power storage
Pond electrically connects respectively with working power module and electric power detection module, the antenna respectively with wireless communication module and everyday tasks
Module is electrically connected, and the display interface and battery indicator are electrically connected with display control module, the control button and button
Control module is electrically connected, and the GPS is electrically connected with global positioning module, and the card reader is electrically connected with SIM identification module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611172260.2A CN106680850A (en) | 2016-12-17 | 2016-12-17 | Vehicle positioning device and control system based on internet-of-things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611172260.2A CN106680850A (en) | 2016-12-17 | 2016-12-17 | Vehicle positioning device and control system based on internet-of-things |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106680850A true CN106680850A (en) | 2017-05-17 |
Family
ID=58870510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611172260.2A Pending CN106680850A (en) | 2016-12-17 | 2016-12-17 | Vehicle positioning device and control system based on internet-of-things |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106680850A (en) |
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| CN203115447U (en) * | 2012-12-28 | 2013-08-07 | 宁波渠成进出口有限公司 | Tablet personal computer support |
| CN105731265A (en) * | 2016-03-18 | 2016-07-06 | 夏士桀 | Novel load hook type overhead crane used for industrial production |
| CN205545228U (en) * | 2016-04-11 | 2016-08-31 | 卢小良 | Radio frequency receiving circuit of remote control vehicle |
| CN105958335A (en) * | 2016-06-23 | 2016-09-21 | 刘光旭 | Internet of Things based novel distribution box for industrial production |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE602007009818D1 (en) * | 2006-04-26 | 2010-11-25 | Scania Cv Abp | CONTROL ARRANGEMENT AND GEARBOX |
| CN101454985A (en) * | 2006-06-02 | 2009-06-10 | 神经网络处理有限公司 | Antenna input tuning circuit |
| US20070290762A1 (en) * | 2006-06-05 | 2007-12-20 | Win Semiconductors Corp. | Two-port dual-gate HEMT for discrete device application |
| CN201516832U (en) * | 2009-09-23 | 2010-06-30 | 戴尧华 | General sucking disc support of automobile instrument working table |
| CN202224449U (en) * | 2011-08-16 | 2012-05-23 | 浙江中星钢管机械有限公司 | Roller rack for cold pilger mill |
| CN203115447U (en) * | 2012-12-28 | 2013-08-07 | 宁波渠成进出口有限公司 | Tablet personal computer support |
| CN105731265A (en) * | 2016-03-18 | 2016-07-06 | 夏士桀 | Novel load hook type overhead crane used for industrial production |
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| CN105958335A (en) * | 2016-06-23 | 2016-09-21 | 刘光旭 | Internet of Things based novel distribution box for industrial production |
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