CN202649435U - Electric quantity displaying device of intelligent sweeping machine - Google Patents
Electric quantity displaying device of intelligent sweeping machine Download PDFInfo
- Publication number
- CN202649435U CN202649435U CN 201220226784 CN201220226784U CN202649435U CN 202649435 U CN202649435 U CN 202649435U CN 201220226784 CN201220226784 CN 201220226784 CN 201220226784 U CN201220226784 U CN 201220226784U CN 202649435 U CN202649435 U CN 202649435U
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- CN
- China
- Prior art keywords
- electric quantity
- power supply
- intelligent sweeping
- chip microcomputer
- voltage
- 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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Abstract
The utility model discloses an electric quantity displaying device of an intelligent sweeping machine, comprising a single chip microcomputer, a direct-current power supply, a voltage sampling circuit, a filter, a switching voltage-stabilizing power supply, a 232 interface, a data storage device and an LCD display, wherein the direct-current power supply is separately connected with the filter and the voltage sampling circuit, the filter is further connected with the switching voltage-stabilizing power supply, the switching voltage-stabilizing power supply and the voltage sampling circuit are further connected with the input end of the single chip microcomputer, and the single chip microcomputer is further connected with the 232 interface, the data storage device and the LCD display. The electric quantity displaying device of the intelligent sweeping machine in the utility model is simple in hardware structure, high in integration degree, convenient in installation and maintenance, and capable of saving the hardware cost and displaying electric quantity on a display screen in real time with graphic texts.
Description
Technical field
The utility model belongs to the single-chip microcomputer control technology field, is specifically related to a kind of intelligent sweeping electric quantity display device.
Background technology
Sweeper is that present urban road cleans modal equipment, and for electric sweeper, it is its indispensable function that electric weight shows, yet the electric quantity display device in the electric sweeper generally adopts independent voltmeter head to measure the hardware configuration more complicated that battery tension will cause sweeper integral body so at present, increased hardware cost, and installation and maintenance are also inconvenient.
The utility model content
The utility model purpose: the purpose of this utility model is in order to solve the deficiencies in the prior art, to provide a kind of hardware configuration intelligent sweeping electric quantity display device simple, convenient for installation and maintenance.
Technical scheme: a kind of intelligent sweeping electric quantity display device described in the utility model, comprise single-chip microcomputer, direct supply, voltage sample circuit, wave filter, switching power supply, 232 interfaces, data-carrier store and LCD display, described direct supply is connected with voltage sample circuit with wave filter respectively, described wave filter also is connected with switching power supply, and described switching power supply is connected with voltage sample circuit with the input end of single-chip microcomputer and is connected, and described single-chip microcomputer also is connected with 232 interfaces, data-carrier store and LCD display.
Described direct supply is the 36-48V accumulator.
As optimization, described 232 interfaces also are connected with the host computer computer.
As optimization, described single-chip microcomputer also is connected with warning circuit.
As optimization, show magnitude of voltage on the described LCD display and show electric weight by the ladder graphics mode, and show the residue running time.
Beneficial effect: simple, the integrated degree of the utility model hardware configuration is high, convenient for installation and maintenance, has saved hardware cost, and can use pictograph to show in real time the electric weight situation on display screen.
Description of drawings
Fig. 1 is the utility model circuit structure block diagram.
Fig. 2 is the utility model software flow block diagram.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
As shown in Figure 1, the intelligent sweeping electric quantity display device comprises single-chip microcomputer, direct supply, voltage sample circuit, wave filter, switching power supply, 232 interfaces, data-carrier store and LCD display, direct supply is connected with voltage sample circuit with wave filter respectively, wave filter also is connected with switching power supply, switching power supply is connected with voltage sample circuit with the input end of single-chip microcomputer and is connected, and single-chip microcomputer also is connected with 232 interfaces, data-carrier store and LCD display, 232 interfaces also are connected with the host computer computer, wherein direct supply is the 36-48V accumulator, single-chip microcomputer also can be connected with warning circuit, can carry out alarm when cell voltage is not enough, shows magnitude of voltage on the LCD display and shows electric weight by the ladder graphics mode, and show the residue running time, can also show current date, time etc.
Software flow block diagram as shown in Figure 2, at first voltage sample circuit carries out the AD conversion with the battery tension that detects, signal after the conversion carries out binary-coded decimal conversion through single-chip microcomputer again, if the magnitude of voltage after the conversion greater than 42V, the full lattice of display show magnitude of voltage and figure; Then show magnitude of voltage, undertension and figure less than 33V if be less than or equal to 33V if whether magnitude of voltage is seen less than 42V again, also can carry out simultaneously alarm; If magnitude of voltage between 33V and 42V, then shows magnitude of voltage and figure.
Claims (5)
1. intelligent sweeping electric quantity display device, it is characterized in that: comprise direct supply, the wave filter and the voltage sample circuit that are connected with described direct supply, described wave filter also is connected with switching power supply, described voltage sample circuit is connected with switching power supply with the input end of single-chip microcomputer and is connected, and described single-chip microcomputer also is connected with respectively 232 interfaces, data-carrier store and LCD display.
2. a kind of intelligent sweeping electric quantity display device according to claim 1, it is characterized in that: described direct supply is the 36-48V accumulator.
3. a kind of intelligent sweeping electric quantity display device according to claim 1, it is characterized in that: described 232 interfaces also are connected with the host computer computer.
4. a kind of intelligent sweeping electric quantity display device according to claim 1, it is characterized in that: described single-chip microcomputer also is connected with warning circuit.
5. a kind of intelligent sweeping electric quantity display device according to claim 1 is characterized in that: show magnitude of voltage on the described LCD display and show electric weight by the ladder graphics mode, and show the residue running time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220226784 CN202649435U (en) | 2012-05-21 | 2012-05-21 | Electric quantity displaying device of intelligent sweeping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220226784 CN202649435U (en) | 2012-05-21 | 2012-05-21 | Electric quantity displaying device of intelligent sweeping machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202649435U true CN202649435U (en) | 2013-01-02 |
Family
ID=47418524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220226784 Expired - Fee Related CN202649435U (en) | 2012-05-21 | 2012-05-21 | Electric quantity displaying device of intelligent sweeping machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202649435U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102707237A (en) * | 2012-05-21 | 2012-10-03 | 南通铭德机床有限公司 | Display device for electric quantity of intelligent sweeping machine |
-
2012
- 2012-05-21 CN CN 201220226784 patent/CN202649435U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102707237A (en) * | 2012-05-21 | 2012-10-03 | 南通铭德机床有限公司 | Display device for electric quantity of intelligent sweeping machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20150521 |
|
| EXPY | Termination of patent right or utility model |