CN211764952U - Wireless charging electric trolley - Google Patents
Wireless charging electric trolley Download PDFInfo
- Publication number
- CN211764952U CN211764952U CN202020014600.4U CN202020014600U CN211764952U CN 211764952 U CN211764952 U CN 211764952U CN 202020014600 U CN202020014600 U CN 202020014600U CN 211764952 U CN211764952 U CN 211764952U
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- CN
- China
- Prior art keywords
- wireless charging
- super capacitor
- adopts
- capacitor battery
- battery pack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Abstract
The utility model discloses a wireless electronic dolly that charges, including wireless charging device, intermediate circuit, super capacitor battery group, DC-DC converting circuit, motor drive module and control system, wireless charging device links to each other with super capacitor battery group through the intermediate circuit, super capacitor battery group is through DC-DC converting circuit and motor drive module, control system adopts the relay for realize the break-make of wireless charging device and super capacitor battery group through control intermediate circuit, DC-DC converting circuit adopts the DC-DC converting circuit that TPS63020 constitutes. The utility model discloses use wireless charging and super capacitor, can be safe, quick, effectual for the dolly provides the electric energy.
Description
Technical Field
The utility model relates to a wireless charging technology field, concretely relates to wireless electric dolly that charges.
Background
Along with the development of mobile application technology, new energy automobile and wireless quick charging, the development and application of wireless charging technology are more and more extensive, and electric automobile consumes the electric energy and does not pollute, has good development prospect, and the current usable on-vehicle machine that charges and fill electric pile and charge electric automobile and charge, have the problem of inserting electric spark, difficult maintenance etc. wireless charging not only can avoid above-mentioned problem, and the operation is safe convenient moreover, is favorable to promoting the development of wireless motor car.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a wireless electronic dolly that charges uses wireless charging and super capacitor, can be safe, quick, effectual for the dolly provides the electric energy.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a wireless charging electric trolley comprises a wireless charging device, an intermediate circuit, a super capacitor battery pack, a DC-DC conversion circuit, a motor driving module and a control system, wherein the wireless charging device is connected with the super capacitor battery pack through the intermediate circuit, the super capacitor battery pack is connected with the motor driving module through the DC-DC conversion circuit, the control system adopts a relay and is used for controlling the intermediate circuit to realize the on-off of the wireless charging device and the super capacitor battery pack, and the DC-DC conversion circuit adopts a DC-DC conversion circuit formed by TPS 63020.
Further, the wireless charging device adopts a magnetic coupling magnetic resonance principle and comprises a wireless charging emitter and a wireless charging receiver, and when the wireless charging receiver detects that the wireless charging emitter stops charging, the wireless charging receiver starts automatically immediately and forwards to realize wireless charging control.
Further, the control system adopts a relay.
Further, the super capacitor battery pack adopts a 4F/5V super capacitor.
Further, the motor driving module adopts a TB6612FNG motor driving module.
Furthermore, the intermediate circuit adopts an MSP430 single-chip microcomputer controller, and is mainly used for realizing quick charging of the super capacitor and a common control device for disconnecting the charging device and starting the trolley to run after the charging time is finished.
The utility model discloses use wireless charging and super capacitor, can be safe, quick, effectual for the dolly provides the electric energy.
Drawings
Fig. 1 is a system structure diagram of the embodiment of the present invention.
Fig. 2 is a schematic circuit diagram of a control system according to an embodiment of the present invention.
Fig. 3 is a DC-DC conversion circuit according to an embodiment of the present invention.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
As shown in fig. 1, an embodiment of the present invention provides a wireless charging electric cart, which includes an electric cart, a printed circuit board, a wireless charging device, an intermediate circuit, a super capacitor battery pack, a DC-DC conversion circuit, a motor driving module and a control system, wherein the wireless charging device includes a wireless charging transmitter and a wireless charging receiver, and when the wireless charging receiver detects that the wireless charging transmitter stops charging, the wireless charging receiver starts automatically immediately, and moves forward to realize wireless charging control; the wireless charging receiver, the intermediate circuit, the super capacitor battery pack, the DC-DC conversion circuit, the motor driving module and the control system are arranged on the printed circuit board, the wireless charging device is connected with the super capacitor battery pack through the intermediate circuit, the super capacitor battery pack is connected with the motor driving module through the DC-DC conversion circuit, the control system adopts a relay and is used for realizing the on-off of the wireless charging device and the super capacitor battery pack through controlling the intermediate circuit, the DC-DC conversion circuit adopts a DC-DC conversion circuit formed by TPS63020, the used synchronous rectification can effectively improve the efficiency to more than 96 percent, compared with a scheme adopting a topological structure, the efficiency is higher, the TPS63020 is a high-efficiency small-sized boost-buck power supply solution, the input voltage is 1.8V to 5.5V, the output current can be up to 3A, and the fixed and adjustable output voltage is 1.2V to 5.5V, the efficiency is up to 96%, the automatic switching between the voltage reduction mode and the voltage boosting mode can be realized, and the static current small stem 50uA. fixes the working frequency to be 2.4 MHz.
In this embodiment, the wireless charging device adopts a magnetic coupling magnetic resonance principle, and when the transmitting terminal is powered on, the transmitting terminal does not emit electromagnetic waves outwards, but only forms a non-radiative magnetic field around the transmitting terminal. This magnetic field is used to communicate with the receiving end, exciting the resonance of the receiving end, thereby transferring energy at the expense of little consumption.
In this embodiment, the control system adopts a relay, and has a control system (also called an input loop) and a controlled system (also called an output loop), which is an automatic switch that uses a small current to control a large current, so that the control system plays roles of automatic regulation, safety protection, circuit switching, and the like in the circuit.
In the embodiment, the super capacitor battery pack adopts a 4F/5V super capacitor, the capacity of the super capacitor can reach farad level or even thousands of farads, the super capacitor battery pack has the advantages of large power density of a conventional capacitor and higher energy density than a common storage battery, and has the characteristics of short charging and discharging time, good cycle performance, long service life, wide service temperature range, no pollution to the environment and the like.
In this embodiment, the motor driving module adopts a TB6612FNG motor driving module, which has a heavy-current MOSFET-H bridge structure, and can drive 2 motors at the same time by dual-channel circuit output. TB6612FNG outputs continuous driving current of 1A at most per channel, and start peak current reaches 2A/3A (continuous pulse/single pulse); 4 motor control modes of forward rotation/reverse rotation/braking/stopping; PWM supports the frequency to be up to 100kHz, the on-chip low-voltage detection circuit and thermal shutdown protective circuit; the working temperature is 20-85 ℃; high efficiency, greatly reduced volume, and basically no heat generation of the chip within the rated range.
In this embodiment, the intermediate circuit adopts an MSP430 single-chip microcomputer controller, and is mainly used for realizing quick charging of the super capacitor and a common control device for disconnecting the charging device and starting the trolley to run after the charging time is completed.
The utility model discloses utilize wireless transmitter and the wireless receiving arrangement that charges to constitute wireless charging system, adopt TPS63020 as the core of two-way DC-DC circuit, realize the quick charge to super capacitor, the disconnection of relay auxiliary contact makes the dolly static in the original place when charging simultaneously, when the electric motor car detected wireless transmitter that charges and stops charging, starts by oneself immediately, forward, realizes wireless charging control. The printed circuit board is used, and reasonable layout is carried out on low lines, so that the circuit is more stable, the circuit is prevented from being excited or vibrated excessively, the reliability of the circuit is enhanced, the power consumption is reduced, and the efficiency is improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a wireless electronic dolly that charges which characterized in that: the wireless charging device is connected with the super capacitor battery pack through the intermediate circuit, the super capacitor battery pack is connected with the motor driving module through the DC-DC conversion circuit, the control system adopts a relay and is used for controlling the intermediate circuit to achieve on-off of the wireless charging device and the super capacitor battery pack, and the DC-DC conversion circuit is formed by TPS 63020.
2. The wireless charging electric trolley as claimed in claim 1, characterized in that: the wireless charging device adopts a magnetic coupling magnetic resonance principle and comprises a wireless charging emitter and a wireless charging receiver, and when the wireless charging receiver detects that the wireless charging emitter stops charging, the wireless charging receiver starts automatically immediately and forwards to realize wireless charging control.
3. The wireless charging electric trolley as claimed in claim 1, characterized in that: the super capacitor battery pack adopts a 4F/5V super capacitor.
4. The wireless charging electric trolley as claimed in claim 1, characterized in that: the motor driving module adopts a TB6612FNG motor driving module.
5. The wireless charging electric trolley as claimed in claim 1, characterized in that: the intermediate circuit adopts an MSP430 single-chip microcomputer controller and is a common control device which is used for disconnecting the charging device and starting the trolley to run after the super capacitor is rapidly charged and the charging time is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020014600.4U CN211764952U (en) | 2020-01-03 | 2020-01-03 | Wireless charging electric trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020014600.4U CN211764952U (en) | 2020-01-03 | 2020-01-03 | Wireless charging electric trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211764952U true CN211764952U (en) | 2020-10-27 |
Family
ID=72889441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020014600.4U Expired - Fee Related CN211764952U (en) | 2020-01-03 | 2020-01-03 | Wireless charging electric trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211764952U (en) |
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2020
- 2020-01-03 CN CN202020014600.4U patent/CN211764952U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201027 Termination date: 20220103 |
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| CF01 | Termination of patent right due to non-payment of annual fee |