CN213748566U - Portable measuring instrument for detecting alternating current and direct current parameters of electric vehicle - Google Patents
Portable measuring instrument for detecting alternating current and direct current parameters of electric vehicle Download PDFInfo
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- CN213748566U CN213748566U CN202023277528.3U CN202023277528U CN213748566U CN 213748566 U CN213748566 U CN 213748566U CN 202023277528 U CN202023277528 U CN 202023277528U CN 213748566 U CN213748566 U CN 213748566U
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- electric vehicle
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Abstract
The utility model relates to the technical field of current detection equipment, in particular to a portable measuring instrument for detecting AC/DC parameters of an electric vehicle, which comprises an instrument box, wherein one end of the instrument box is provided with a front cover, the other end of the instrument box is provided with a rear cover, the inside of the front cover is provided with a display screen, one side of the display screen is provided with a cursor shift key, the lower end of the cursor shift key is provided with a power switch, the other side of the display screen is provided with a 485R wire input interface, the lower end of the 485R wire input interface is provided with a USB wire input interface, the inside of the rear cover is provided with a fire wire load, one side of the fire wire load is provided with a zero wire load, the lower end of the fire wire load is provided with a fire wire input interface, the lower end of the zero wire load is provided with a zero wire input interface, one side of the zero wire input interface is provided with a charging port, one end of the charging port is connected with a battery, the battery is arranged inside the instrument box, and one end of the battery is connected with a converter, one end of the converter is connected with a sensor, and the other end of the converter is connected with a microcontroller.
Description
Technical Field
The utility model relates to a current detection equipment technical field especially relates to a detect portable measuring instrument of electric vehicle alternating current and direct current electrical parameter.
Background
With the development of the times, the appearance of various electric appliances makes people's lives more convenient, but one of the more dangerous factors of electricity to human beings, so in order to ensure the safety of using electric appliances, a detector is required, the detecting instrument includes a nondestructive detecting instrument, a quality detecting instrument, an analyzing instrument and the like, and the quality detecting instrument is mainly used: the mechanical property, weather resistance and other properties of the product are detected in a linkage manner, the control of production quality and the performance of the product are mastered, and in daily life, a common travel tool is a battery car, so that the device is convenient and quick.
There are the following problems:
at present, the conventional detection equipment using the traditional method (bridge method and voltage drop method) for measuring alternating current and direct current is a time-consuming and labor-consuming work, and the workload of a tester is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a portable measuring instrument for detecting AC/DC parameters of an electric vehicle.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a portable measuring instrument for detecting AC/DC parameters of an electric vehicle comprises an instrument box, wherein a front cover is installed at one end of the instrument box, a rear cover is installed at the other end of the instrument box, a display screen is installed inside the front cover, a cursor moving key is installed at one side of the display screen, a power switch is installed at the lower end of the cursor moving key, a 485R wire input interface is installed at the other side of the display screen, a USB wire input interface is arranged at the lower end of the 485R wire input interface, a live wire load is installed inside the rear cover, a zero wire load is installed at one side of the live wire load, a live wire input interface is installed at the lower end of the live wire load, a zero wire input interface is installed at the lower end of the zero wire load, a charging port is installed at one side of the zero wire input interface, one end of the charging port is connected with a battery, the battery is installed inside the instrument box, and one end of the battery is connected with a converter, one end of the converter is connected with a sensor, the other end of the converter is connected with a microcontroller, and lifting rods are installed on two sides of the instrument box.
As a further description of the above technical solution:
the one end fixed mounting of instrument case has the protecgulum, the other end fixed mounting of instrument case has the back lid, the inside fixed mounting of protecgulum has the display screen.
As a further description of the above technical solution:
one side fixed mounting of display screen has cursor to move the key, cursor moves the lower extreme fixed mounting of key and has switch, the opposite side fixed mounting of display screen has 485R line input interface.
As a further description of the above technical solution:
the USB line input interface is seted up to 485R line input interface lower extreme, the inside fixed mounting of back lid has the live wire load, one side fixed mounting of live wire load has zero line load.
As a further description of the above technical solution:
the live wire loading lower extreme fixed mounting has live wire input interface, zero line loading lower extreme fixed mounting has zero line input interface, zero line input interface one side fixed mounting has the mouth that charges.
As a further description of the above technical solution:
charging mouthful one end swing joint has the battery, battery fixed mounting is inside the instrument case, the one end fixedly connected with converter of battery.
As a further description of the above technical solution:
the one end fixedly connected with sensor of converter, the other end fixedly connected with microcontroller of converter, the both sides fixed mounting of instrument case has the shadoof.
The utility model discloses following beneficial effect has: the device has the advantages that the display screen is a four-bit half LCD liquid crystal display screen, the device can simultaneously display measuring results, ambient temperature or tested current parameters, overcomes the defect that the display value of other similar products is inconvenient to read under the sunlight, simultaneously has an automatic arc extinguishing function, the device has a networking function through the 485485R wire input interface, the current parameters of devices such as mobile phones and the like can be detected through the USB interface, the practicability of the devices is improved, the high-speed microcontroller is taken as a core, the charging battery and the charging circuit are arranged, the device is convenient to carry and operate, the high-speed AD converter and the program-controlled current source technology are adopted, the good measuring effect and the high-degree automatic measuring function are achieved, the device has the advantages of high precision, wide measuring range, stable data, good protection function, high charging and discharging speed, the lifting rod is convenient to carry and small in size, light weight and convenient use.
Drawings
Fig. 1 is a schematic overall structure diagram of a portable measuring instrument for detecting ac and dc electrical parameters of an electric vehicle according to the present invention;
fig. 2 is a schematic structural view of a rear cover of the portable measuring instrument for detecting ac and dc electrical parameters of an electric vehicle according to the present invention;
fig. 3 is the main component schematic diagram of a section view of a portable measuring instrument for detecting ac and dc electrical parameters of an electric vehicle.
Illustration of the drawings:
1. an instrument box; 2. a front cover; 3. a rear cover; 4. a display screen; 5. a cursor movement key; 6. a power switch; 7. a 485R line input interface; 8. a USB line input interface; 9. a live line load; 10. a zero line load; 11. a live line input interface; 12. a zero line input interface; 13. a charging port; 14. a battery; 15. a converter; 16. a sensor; 17. a microcontroller; 18. and (5) lifting the rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated 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 in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: a portable measuring instrument for detecting AC/DC parameters of an electric vehicle comprises an instrument box 1, wherein one end of the instrument box 1 is provided with a front cover 2, the other end of the instrument box 1 is provided with a rear cover 3, the inside of the front cover 2 is provided with a display screen 4, one side of the display screen 4 is provided with a cursor moving key 5, the lower end of the cursor moving key 5 is provided with a power switch 6, the other side of the display screen 4 is provided with a 485R wire input interface 7, the lower end of the 485R wire input interface 7 is provided with a USB wire input interface 8, the inside of the rear cover 3 is provided with a live wire load 9, one side of the live wire load 9 is provided with a zero line load 10, the lower end of the live wire load 9 is provided with a live wire input interface 11, the lower end of the zero line load 10 is provided with a zero line input interface 12, one side of the zero line input interface 12 is provided with a charging port 13, one end of the charging port 13 is connected with a battery 14, and the battery 14 is arranged inside the instrument box 1, one end of the battery 14 is connected with a converter 15, one end of the converter 15 is connected with a sensor 16, the other end of the converter 15 is connected with a microcontroller 17, and two sides of the instrument box 1 are provided with lifting rods 18.
In this example, a front cover 2 is fixedly installed at one end of an instrument case 1, a rear cover 3 is fixedly installed at the other end of the instrument case 1, a display screen 4 is fixedly installed inside the front cover 2 and can simultaneously display measurement results, environmental temperature or tested current parameters, a cursor moving key 5 is fixedly installed at one side of the display screen 4, a starting instruction is the same as the mouse function of a computer, a power switch 6 is fixedly installed at the lower end of the cursor moving key 5, a 485R line input interface 7 is fixedly installed at the other side of the display screen 4, a network connection line connection port, a USB line input interface 8 is arranged at the lower end of the 485R line input interface 7, a detection interface of mobile phone and computer products, a live wire load 9 and a live wire protection component are fixedly installed inside the rear cover 3, a zero wire load 10 and a zero wire protection component are fixedly installed at one side of the live wire load 9, a live wire input interface 11 is fixedly installed at the lower end of the live wire load 9, the live wire of the electrical apparatus that awaits measuring inserts the mouth, 10 lower extreme fixed mounting of zero line load has zero line input interface 12, the zero line of the electrical apparatus that awaits measuring inserts the mouth, zero line input interface 12 one side fixed mounting has charging mouth 13, battery 14 charges the interface, charging mouth 13 one end swing joint has battery 14, power when carrying the removal operation provides, battery 14 fixed mounting is inside instrument box 1, battery 14's one end fixedly connected with converter 15, convert the signal of telecommunication into the digital quantity, the one end fixedly connected with sensor 16 of converter 15, convert various physical quantity into the signal of telecommunication, the other end fixedly connected with microcontroller 17 of converter 15, the core device of whole instrument, the both sides fixed mounting of instrument box 1 has lifter 18, conveniently carries.
The working principle and the process are as follows: the user opens the instrument through switch 6, observe the electric quantity condition on display screen 4, if the electric quantity low need with charging port 13 connection power, will wait to detect the electrical apparatus and connect the live wire on live wire input interface 11, connect the zero line on zero line input interface 12, click through the cursor in cursor shift key 5 control display screen 4 and begin to measure, the electric current passes through sensor 16 and gets into converter 15, converter 15 converts the signal of telecommunication of input into digital quantity transmission for microcontroller 17, adopt programme-controlled power technology, the measuring result is shown by 4 screen display of display screen, equipment such as cell-phone computer can be connected to its USB line input interface 8 carries out the parameter measurement, but its 485R line input interface 7 networks, carry out the data upload.
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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides a detect electric vehicle alternating current direct current electrical parameter portable measuring instrument, includes instrument case (1), its characterized in that: the instrument box is characterized in that a front cover (2) is installed at one end of the instrument box (1), a rear cover (3) is installed at the other end of the instrument box (1), a display screen (4) is installed inside the front cover (2), a cursor moving key (5) is installed at one side of the display screen (4), a power switch (6) is installed at the lower end of the cursor moving key (5), a 485R line input interface (7) is installed at the other side of the display screen (4), a USB line input interface (8) is arranged at the lower end of the 485R line input interface (7), a live wire load (9) is installed inside the rear cover (3), a zero line load (10) is installed at one side of the live wire load (9), a live wire input interface (11) is installed at the lower end of the live wire load (9), a zero line input interface (12) is installed at the lower end of the zero line load (10), and a charging port (13) is installed at one side of the zero line input interface (12), charging mouth (13) one end is connected with battery (14), install inside instrument case (1) battery (14), the one end of battery (14) is connected with converter (15), the one end of converter (15) is connected with sensor (16), the other end of converter (15) is connected with microcontroller (17), lifter (18) are installed to the both sides of instrument case (1).
2. The portable measuring instrument for detecting the AC/DC parameters of the electric vehicle as claimed in claim 1, wherein: one end fixed mounting of instrument case (1) has protecgulum (2), the other end fixed mounting of instrument case (1) has back lid (3), the inside fixed mounting of protecgulum (2) has display screen (4).
3. The portable measuring instrument for detecting the AC/DC parameters of the electric vehicle as claimed in claim 1, wherein: one side fixed mounting of display screen (4) has cursor to move key (5), the lower extreme fixed mounting of cursor removal key (5) has switch (6), the opposite side fixed mounting of display screen (4) has 485R line input interface (7).
4. The portable measuring instrument for detecting the AC/DC parameters of the electric vehicle as claimed in claim 1, wherein: USB line input interface (8) have been seted up to 485R line input interface (7) lower extreme, the inside fixed mounting of back lid (3) has live wire load (9), one side fixed mounting of live wire load (9) has zero line load (10).
5. The portable measuring instrument for detecting the AC/DC parameters of the electric vehicle as claimed in claim 1, wherein: live wire load (9) lower extreme fixed mounting has live wire input interface (11), zero line load (10) lower extreme fixed mounting has zero line input interface (12), zero line input interface (12) one side fixed mounting has charging mouth (13).
6. The portable measuring instrument for detecting the AC/DC parameters of the electric vehicle as claimed in claim 1, wherein: charging mouth (13) one end swing joint has battery (14), battery (14) fixed mounting is inside instrument case (1), the one end fixedly connected with converter (15) of battery (14).
7. The portable measuring instrument for detecting the AC/DC parameters of the electric vehicle as claimed in claim 1, wherein: one end fixedly connected with sensor (16) of converter (15), the other end fixedly connected with microcontroller (17) of converter (15), the both sides fixed mounting of instrument case (1) has shadoof (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023277528.3U CN213748566U (en) | 2020-12-30 | 2020-12-30 | Portable measuring instrument for detecting alternating current and direct current parameters of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023277528.3U CN213748566U (en) | 2020-12-30 | 2020-12-30 | Portable measuring instrument for detecting alternating current and direct current parameters of electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213748566U true CN213748566U (en) | 2021-07-20 |
Family
ID=76837432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023277528.3U Expired - Fee Related CN213748566U (en) | 2020-12-30 | 2020-12-30 | Portable measuring instrument for detecting alternating current and direct current parameters of electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213748566U (en) |
-
2020
- 2020-12-30 CN CN202023277528.3U patent/CN213748566U/en not_active Expired - Fee Related
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Legal Events
| 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: 20210720 Termination date: 20211230 |
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| CF01 | Termination of patent right due to non-payment of annual fee |