CN113628361A - Non-contact forklift data recorder - Google Patents
Non-contact forklift data recorder Download PDFInfo
- Publication number
- CN113628361A CN113628361A CN202110757024.1A CN202110757024A CN113628361A CN 113628361 A CN113628361 A CN 113628361A CN 202110757024 A CN202110757024 A CN 202110757024A CN 113628361 A CN113628361 A CN 113628361A
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- Prior art keywords
- chip
- transmitting
- data
- circuit board
- power supply
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Classifications
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C5/00—Registering or indicating the working of vehicles
- G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
- G07C5/0841—Registering performance data
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
- H02J7/0044—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction specially adapted for holding portable devices containing batteries
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
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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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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention belongs to the technical field of forklifts, and provides a non-contact forklift data recorder which comprises a charging seat, wherein a base is movably connected to the charging seat; the top of the base is provided with a protective cover which is connected with the base through an escape groove; the charging base is provided with a power supply circuit board and a data transmission interface, the protective cover is internally and fixedly connected with a storage circuit board, the storage circuit board is wirelessly powered by the power supply circuit board, and data stored in the storage circuit board is transmitted through the data transmission interface through laser wireless communication. The invention has the advantages that the contact part of the protective cover and the base is provided with the escape groove, so that the protective cover and the storage circuit board can be ensured to escape preferentially when the equipment is impacted destructively, further, the data is ensured not to be destroyed, and the storage circuit board is powered by adopting a wireless power supply mode and is subjected to data transmission through laser wireless communication, so that the storage circuit board can be ensured not to be affected when being impacted destructively.
Description
Technical Field
The invention relates to the technical field of forklifts, in particular to a non-contact forklift data recorder.
Background
Data loggers are generally used to work with sensors to convert the physical quantities and excitation signals to be measured into electrical signals, such as voltages and currents. These electrical signals are then converted or digitized into binary data. Binary data is very easy to analyze in software and store on the hard disk of a PC or other storage media such as memory cards and CD-discs.
Each data recorder must contain several components: hardware equipment for digitizing recorded signals includes sensors, signal conditioning equipment, and analog-to-digital conversion hardware.
Long term data storage devices, typically PC data logging software, are used to perform data acquisition, analysis and presentation instruments that convert the process of one or more variables changing over time or another variable into a signal that can be recognized and read. It can save the recorded signal changes for analysis processing.
The recorder is characterized in that the recorder can automatically record the slow change process and the transient level change process of periodic or aperiodic multipath signals.
The existing recording instrument of the forklift is in a wired form or an instrument built-in form, has a simple structure and is easy to damage.
Disclosure of Invention
The invention aims to provide a non-contact forklift data recorder to solve the problems.
In order to achieve the purpose, the invention adopts the technical scheme that:
a non-contact forklift data recorder comprises a charging seat, wherein a base is movably connected to the charging seat;
a protective cover is arranged at the top of the base and is connected with the base through an escape groove;
the charging base is provided with a power supply circuit board and a data transmission interface, a storage circuit board is fixedly connected in the protective cover, the storage circuit board is wirelessly powered by the power supply circuit board, and data stored in the storage circuit board is transmitted through the data transmission interface through laser wireless communication.
Furthermore, the charging seat is fixedly connected with the base through a blocking rod.
Further, the protective cover is of a spherical structure.
Furthermore, a wireless transmitting circuit and a power input interface are arranged on the power supply circuit board;
the power input interface is connected with the data transmission interface; the wireless transmitting circuit comprises a transmitting chip, a first pin of the transmitting chip is connected with the power input interface, the first pin of the transmitting chip is also connected with a third pin of the transmitting chip through a transmitting coil, and a twenty-eighth capacitor is connected to two ends of the transmitting coil in parallel.
Further, the memory circuit board includes:
the control and storage module comprises a control chip and a storage chip, wherein the control chip is used for storing the data transmitted to the recorder to the storage chip through the control chip and reading the corresponding data in the storage chip according to a preset instruction;
the signal transmission module is used for carrying out data transmission between the storage chip and the data transmission interface in a laser wireless communication mode;
and the wireless receiving power supply module is used for receiving the electric energy transmitted by the transmitting coil and supplying power to the control and storage module and the signal transmission module.
Further, the signal transmission module includes:
the signal receiving circuit is used for receiving the data sent by the data transmission interface and storing the data to the storage chip;
the signal transmitting circuit is used for transmitting corresponding data in the storage chip to the data transmission interface according to a preset instruction;
and the clock signal transmitting circuit is used for transmitting a clock signal to the data transmission interface according to a preset instruction.
Furthermore, the signal receiving circuit comprises a first operational amplifier, a first port of the first operational amplifier is connected with the control chip, a third port of the operational amplifier is connected with the anode of the first light emitting diode, and the cathode of the first light emitting diode is grounded.
Furthermore, the signal transmitting circuit comprises a second operational amplifier, a seventh port of the second operational amplifier is connected with the anode of the first laser transmitting tube, the cathode of the first laser transmitting tube is grounded, and a fifth port of the second operational amplifier is connected with the control chip.
Furthermore, the clock signal transmitting circuit comprises a third operational amplifier, a seventh port of the third operational amplifier is connected with the anode of the second laser transmitting tube, the cathode of the second laser transmitting tube is grounded, and a fifth port of the third operational amplifier is connected with the control chip.
Further, the wireless receiving power supply module includes:
the wireless charging receiving circuit comprises a receiving chip, wherein a second pin of the receiving chip is connected with a receiving coil, the receiving coil is coupled with a transmitting coil to transmit electric energy, and a third pin of the receiving chip outputs a first power supply voltage;
and the voltage conversion circuit is used for converting the first power supply voltage into a second power supply voltage, and the second power supply voltage is used for supplying power to the control chip and the storage chip.
Compared with the prior art, the invention at least comprises the following beneficial effects:
(1) the contact position of the protective cover and the base is provided with the escape groove, so that when equipment is subjected to destructive impact, the protective cover and the storage circuit board can be guaranteed to escape preferentially, and further, data is guaranteed not to be damaged;
(2) the spherical structure has stronger pressure resistance, and is more beneficial to protecting the storage circuit board arranged in the spherical structure;
(3) the storage circuit board is powered in a wireless power supply mode and data transmission is carried out through laser wireless communication, so that the storage circuit board is not influenced when being subjected to destructive impact.
Drawings
FIG. 1 is a schematic view of the overall structure of a recorder according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a charging dock according to an embodiment of the present invention;
FIG. 3 is a first schematic structural diagram of a base and a protective cover according to an embodiment of the present invention;
FIG. 4 is a second schematic structural view of the base and the protective cover according to the embodiment of the present invention;
FIG. 5 is a circuit diagram of a power supply circuit board in an embodiment of the invention;
FIG. 6 is a circuit diagram of a control chip and its peripheral circuits in the control and memory module according to the present invention;
FIG. 7 is a circuit diagram of a memory chip and its peripheral circuits in a control and memory module according to an embodiment of the present invention;
fig. 8 is a circuit diagram of a signal transmission module in an embodiment of the present invention;
fig. 9 is a circuit diagram of a wireless receiving power supply module according to an embodiment of the present invention.
In the figure, the device comprises a charging seat 1, a charging seat 11, a data transmission interface 2, a base 21, an escape slot 22, a handle 3, a protective cover 4 and a stop lever.
Detailed Description
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
Moreover, descriptions of the present invention as relating to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The following are specific embodiments of the present invention, and the technical solutions of the present invention will be further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 4, the non-contact forklift data recorder of the present invention comprises a charging seat 1, wherein a base 2 is clamped on the charging seat 1;
a protective cover 3 is arranged at the top of the base 2, and the protective cover 3 is connected with the base 2 through an escape groove 21;
the charging seat 1 is provided with a power supply circuit board and a data transmission interface 11, a storage circuit board is fixedly connected in the protective cover 3, the storage circuit board is wirelessly powered by the power supply circuit board, and data stored in the storage circuit board is transmitted through the data transmission interface through laser wireless communication.
Specifically, the three interfaces on the charging seat 1, including the data receiving interface DI, the data sending interface DO and the clock signal sending interface CLK, are connected with the three corresponding interfaces on the base 2, so that the relevant data information can be received or sent between the forklift and the recorder.
Preferably, the charging base 1 is fixedly connected with the base 2 through a blocking rod 4, the charging base 1 is limited to slide relative to the base 2 through the blocking rod 4, and the base 2 is further provided with a handle 22, so that a user can conveniently take the base 2 off the charging base 1.
The protective cover 3 is of a spherical structure, and the spherical structure is stronger in pressure resistance and more beneficial to protecting the storage circuit board placed in the spherical structure.
According to the invention, the contact part of the protective cover 3 and the base 2 is provided with the escape groove 21, so that the protective cover 3 and the storage circuit board can be ensured to escape preferentially when the equipment is impacted destructively, and further, the data is ensured not to be destroyed.
In addition, all be provided with the work pilot lamp on charging seat 1 and base 2, can receive memory circuit board's operating signal through the three interface on the charging seat 1, show the holistic operating condition of data record appearance through the work pilot lamp.
As shown in fig. 5, a wireless transmitting circuit and a power input interface are arranged on the power supply circuit board; wherein the power input interface is connected to the data transmission interface 11, which is similar to an aviation socket and integrates power input and data transmission into one interface. The wireless transmitting circuit comprises a transmitting chip U6, a first pin of the transmitting chip U6 is connected with a power input interface, a first pin of the transmitting chip U6 is further connected with a third pin of the transmitting chip U6 through a transmitting coil L4, and a twenty-eighth capacitor C28 is connected to two ends of the transmitting coil in parallel.
The transmitting chip U6 transmits the electric energy of the external power supply through the transmitting coil L4 in a coil coupling mode, and then the power supply of the storage circuit board is provided with the electric energy, so that no electric wire is connected between the charging seat 1 and the base 2, and the storage circuit board can be better helped to escape when being impacted.
As shown in fig. 6 to 8, the storage circuit board includes:
the control and storage module comprises a control chip U1 and a storage chip U2, wherein the control chip U1 is used for storing data transmitted to the recorder to the storage chip U2 through the control chip U1 and reading corresponding data in the storage chip U2 according to a preset instruction.
And the signal transmission module is used for carrying out data transmission between the memory chip U2 and the data transmission interface in a laser wireless communication mode.
And the wireless receiving power supply module is used for receiving the electric energy transmitted by the transmitting coil L4 and supplying power to the control and storage module and the signal transmission module.
Wherein, the signal transmission module includes:
and the signal receiving circuit is used for receiving the data sent by the data transmission interface and storing the data into the memory chip U2.
The signal receiving circuit comprises a first operational amplifier U5A, wherein a first port of the first operational amplifier is connected with a twenty-second pin of the control chip U1, a third port of the operational amplifier is connected with the anode of a first light-emitting diode D4, and the cathode of the first light-emitting diode D4 is grounded.
And the signal transmitting circuit is used for transmitting corresponding data in the storage chip to the data transmission interface according to a preset instruction.
The signal transmitting circuit comprises a second operational amplifier U5B, wherein a seventh port of the second operational amplifier U5B is connected with the anode of the first laser emitting tube D3, the cathode of the first laser emitting tube D3 is grounded, and a fifth port of the second operational amplifier U5B is connected with a twenty-third pin of the control chip U1.
And the clock signal transmitting circuit is used for transmitting a clock signal to the data transmission interface according to a preset instruction.
The clock signal transmitting circuit comprises a third operational amplifier U6B, a seventh port of the third operational amplifier U6B is connected with the positive electrode of the second laser emitting tube D, the negative electrode of the second laser emitting tube D is grounded, and a fifth port of the third operational amplifier U6B is connected with a fifteenth pin of the control chip U1.
The invention makes the storage circuit board and the data transmission interface not connected in the solid structure by transmitting and receiving the data between the laser transmitting tube and the data transmission interface, and because the linear directional transmission mode of the laser makes the transmitting beam narrow and has good directivity, the divergence angle of the laser beam is usually in the milliradian or even the micro radian order, thus having the confidentiality of data transmission, and the data is not easy to leak unless the communication link is cut off.
As shown in fig. 9, the wireless receiving power supply module includes a wireless charging receiving circuit and a voltage converting circuit.
The wireless charging receiving circuit comprises a receiving chip U3, a second pin of the receiving chip U3 is connected with a receiving coil L2, the receiving coil L2 is coupled with a transmitting coil L4 to transmit electric energy, and a third pin of the receiving chip U3 outputs a first power supply voltage;
and the voltage conversion circuit is used for converting the first power supply voltage into a second power supply voltage, and the second power supply voltage is used for supplying power to the control chip U1 and the memory chip U2.
The invention adopts a wireless power supply mode to supply power to the storage circuit board and carries out data transmission through laser wireless communication, thereby ensuring that the storage circuit board can not be influenced when being subjected to destructive impact.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (10)
1. A non-contact forklift data recorder is characterized by comprising a charging seat, wherein a base is movably connected to the charging seat;
a protective cover is arranged at the top of the base and is connected with the base through an escape groove;
the charging base is provided with a power supply circuit board and a data transmission interface, a storage circuit board is fixedly connected in the protective cover, the storage circuit board is wirelessly powered by the power supply circuit board, and data stored in the storage circuit board is transmitted through the data transmission interface through laser wireless communication.
2. The non-contact forklift truck data recorder as claimed in claim 1, wherein the charging base is fixedly connected with the base through a stop lever.
3. The non-contact forklift data recorder according to claim 1, wherein the protective cover is a ball-shaped structure.
4. The non-contact forklift truck data recorder according to claim 1, wherein the power supply circuit board is provided with a wireless transmitting circuit and a power input interface;
the power input interface is connected with the data transmission interface; the wireless transmitting circuit comprises a transmitting chip, a first pin of the transmitting chip is connected with the power input interface, the first pin of the transmitting chip is also connected with a third pin of the transmitting chip through a transmitting coil, and a twenty-eighth capacitor is connected to two ends of the transmitting coil in parallel.
5. The non-contact forklift data recorder according to claim 4, wherein the memory circuit board comprises:
the control and storage module comprises a control chip and a storage chip, wherein the control chip is used for storing the data transmitted to the recorder to the storage chip through the control chip and reading the corresponding data in the storage chip according to a preset instruction;
the signal transmission module is used for carrying out data transmission between the storage chip and the data transmission interface in a laser wireless communication mode;
and the wireless receiving power supply module is used for receiving the electric energy transmitted by the transmitting coil and supplying power to the control and storage module and the signal transmission module.
6. The non-contact forklift truck data recorder according to claim 5, wherein the signal transmission module comprises:
the signal receiving circuit is used for receiving the data sent by the data transmission interface and storing the data to the storage chip;
the signal transmitting circuit is used for transmitting corresponding data in the storage chip to the data transmission interface according to a preset instruction;
and the clock signal transmitting circuit is used for transmitting a clock signal to the data transmission interface according to a preset instruction.
7. The non-contact forklift data recorder according to claim 6, wherein the signal receiving circuit comprises a first operational amplifier, a first port of the first operational amplifier is connected with the control chip, a third port of the operational amplifier is connected with an anode of a first light emitting diode, and a cathode of the first light emitting diode is grounded.
8. The non-contact forklift truck data recorder according to claim 6, wherein the signal transmitting circuit comprises a second operational amplifier, a seventh port of the second operational amplifier is connected with an anode of a first laser transmitting tube, a cathode of the first laser transmitting tube is grounded, and a fifth port of the second operational amplifier is connected with the control chip.
9. The non-contact forklift truck data recorder according to claim 6, wherein the clock signal transmitting circuit comprises a third operational amplifier, a seventh port of the third operational amplifier is connected with an anode of a second laser transmitting tube, a cathode of the second laser transmitting tube is grounded, and a fifth port of the third operational amplifier is connected with the control chip.
10. The non-contact forklift data recorder according to claim 5, wherein the wireless receiving power supply module comprises:
the wireless charging receiving circuit comprises a receiving chip, wherein a second pin of the receiving chip is connected with a receiving coil, the receiving coil is coupled with a transmitting coil to transmit electric energy, and a third pin of the receiving chip outputs a first power supply voltage;
and the voltage conversion circuit is used for converting the first power supply voltage into a second power supply voltage, and the second power supply voltage is used for supplying power to the control chip and the storage chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110757024.1A CN113628361B (en) | 2021-07-05 | 2021-07-05 | Non-contact forklift data recorder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110757024.1A CN113628361B (en) | 2021-07-05 | 2021-07-05 | Non-contact forklift data recorder |
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| CN113628361A true CN113628361A (en) | 2021-11-09 |
| CN113628361B CN113628361B (en) | 2023-06-09 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114882613A (en) * | 2022-06-08 | 2022-08-09 | 杭州测质成科技有限公司 | Vehicle-mounted data recorder with strong impact resistance |
| WO2023103456A1 (en) * | 2021-12-11 | 2023-06-15 | 上海麦腾物联网技术有限公司 | Fully closed automobile edr box |
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| CN211860435U (en) * | 2020-03-11 | 2020-11-03 | 赵航东 | Intelligent sound box capable of being charged wirelessly |
| CN210983535U (en) * | 2020-03-26 | 2020-07-10 | 福州万超网络科技有限公司 | Vehicle event data recorder who possesses wireless charging |
| CN112009187A (en) * | 2020-09-03 | 2020-12-01 | 周鹏 | Automatic ejection hook for electric automobile |
| CN213072614U (en) * | 2020-09-18 | 2021-04-27 | 巫殷宁 | Directional remote pairing universal control wireless remote control switch |
| CN112109642A (en) * | 2020-10-09 | 2020-12-22 | 东营蓓拉锁具有限公司 | Vehicle event data recorder of oneself's protection |
| CN112158142A (en) * | 2020-10-15 | 2021-01-01 | 宁波镇海星奥汽车科技有限公司 | Automobile data recorder device capable of parking, monitoring automobile body and ejecting |
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| WO2023103456A1 (en) * | 2021-12-11 | 2023-06-15 | 上海麦腾物联网技术有限公司 | Fully closed automobile edr box |
| CN114882613A (en) * | 2022-06-08 | 2022-08-09 | 杭州测质成科技有限公司 | Vehicle-mounted data recorder with strong impact resistance |
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