CN204679801U - The measurement instrument electronic mark of solar cell for supplying power - Google Patents

Abstract

The utility model discloses the measurement instrument electronic mark of solar cell for supplying power, it relates to technical field of solar batteries; The inside of shell is provided with base plate, pcb board is arranged on the inside of shell, pcb board is provided with and connects components and parts and connected by soldering realizing circuit, and form components and parts solder joint at the opposite side of pcb board, insulcrete is provided with between pcb board and low light level solar panel, prevent the components and parts solder joint on pcb board from causing damage to low light level solar panel, the right-hand member of low-light solar panel is provided with reflection type lcd panel, and the outside surface of reflection type lcd panel is provided with screen protection and protects lens; The utility model adopts reflective all-transparent lattice type LCD display screen, and cost significantly reduces, easy to use, long service life.

Description

The measurement instrument electronic mark of solar cell for supplying power

Technical field

The utility model relates to technical field of solar batteries, is specifically related to a kind of measurement instrument electronic mark of solar cell for supplying power.

Background technology

Measurement instrument electronic marking system, be a kind ofly be placed on measurement instrument, the electronic display unit of alternative traditionally on paper mark, each measurement instrument electronic mark is connected with measuring control central computer database by wireless network, and is shown by the screen on measurement instrument electronic mark by up-to-date metering appliance information (title, numbering, custodian, calibrating unit, calibrating date, the term of validity, calibrating people etc.).Measurement instrument is successfully incorporated computer program by measurement instrument electronic mark, break away from the situation of manual replacing papery mark, achieve the metering appliance information consistance between Measuring instruments management system and measurement instrument, measurement instrument electronic marking system also supports Long-distance Control, and metering management system can carry out unified management by network to the metering of meter.

Along with China's economy and scientific and technical fast development, the demand of enterprises and institutions to metering appliance detecting/calibration also constantly increases, and the measurement instrument sample type of censorship and quantity various, original sample managing original is registered and the identity management such as applying bar code, can not meet the management expectancy to existing measurement instrument.Measurement instrument electronic mark is a kind of instrument improving recognition efficiency and accuracy, and this technology will replace bar code gradually.Measurement instrument electronic mark is in measuring control, not only for the daily management of standard of measurement, also can be used for censorship measurement instrument to receive, send out management, calibration certificate manages, measurement instrument electronic marking system is used to have more function than paper mark, although measurement instrument electronic mark has lot of advantages, the application of measurement instrument electronic marking system measuring control is at home in the starting stage, reason wherein has: 1) compared with developed countries, the maintenance cost that the labor cost of domestic cheapness makes paper identify occupies this share of metering assembly of little measurement instrument, 2) erected cost of measurement instrument electronic marking system and use value, be numerous metering service mechanisms bone of contentions always, 3) adopt button cell to power, greatly constrain measurement instrument electronic mark serviceable life.

Utility model content

The purpose of this utility model is defect for prior art and deficiency, the measurement instrument electronic mark of the solar cell for supplying power providing a kind of structure simple, reasonable in design, easy to use.

In order to solve the problem existing for background technology, the technical solution adopted in the utility model is: it comprises base plate, connect components and parts, shell, pcb board, components and parts solder joint, insulcrete, low light level solar panel, reflection type lcd panel, lens are protected in screen protection, the inside of shell is provided with base plate, pcb board is arranged on the inside of shell, pcb board is provided with and connects components and parts and connected by soldering realizing circuit, and form components and parts solder joint at the opposite side of pcb board, insulcrete is provided with between pcb board and low light level solar panel, prevent the components and parts solder joint on pcb board from causing damage to low light level solar panel, the right-hand member of low-light solar panel is provided with reflection type lcd panel, the outside surface of reflection type lcd panel is provided with screen protection and protects lens.

Described pcb board comprises wiring board, display screen interface socket, electric capacity, single-chip microcomputer, reception of wireless signals module, character repertoire integrated package, three-terminal regulator block, solar cell interface socket, the upper end of wiring board is welded with reception of wireless signals module, and display screen interface socket, electric capacity, single-chip microcomputer, character repertoire integrated package, three-terminal regulator block, solar cell interface socket all weld in the circuit board.

Described reflection type lcd panel is the reflecting plate of reflective all-transparent matrix LCD liquid crystal display is low-light type solar panel.

After adopting said structure, the utility model beneficial effect is:

One, adopt solar cell to power, the use of measurement instrument electronic mark is ordered and is greater than 10 years, far super international standard.

Two, adopt reflective all-transparent lattice type LCD display screen, cost significantly reduces.

Three, wireless telecommunications frequency adopts 433M wireless module, greatly reduces than employing 2.4G energy consumption.

Four, owing to have employed stepped construction, the lower thickness of measurement instrument electronic mark, uses more convenient.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model;

Fig. 2 is the structural representation of pcb board in the utility model;

Fig. 3 is appearance schematic diagram of the present utility model;

Fig. 4 is circuit theory diagrams of the present utility model;

Description of reference numerals:

1-base plate; 2-connects components and parts; 3-shell; 4-pcb board; 5-components and parts solder joint; 6-insulcrete; 7-low light level solar panel; 8-reflection type lcd panel; Lens are protected in 9-screen protection;

11-wiring board; 12-display screen interface socket; 13-electric capacity; 14-single-chip microcomputer; 15-reception of wireless signals module; 16-character repertoire integrated package; 17-three-terminal regulator block; 18-solar cell interface socket.

Embodiment

Below in conjunction with accompanying drawing, the utility model is further described.

In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with the drawings and the specific embodiments, the utility model is further elaborated.Should be appreciated that embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.

As Figure 1-3, this embodiment adopts following technical scheme: it comprises base plate 1, connect components and parts 2, shell 3, pcb board 4, components and parts solder joint 5, insulcrete 6, low light level solar panel 7, reflection type lcd panel 8, lens 9 are protected in screen protection, the inside of shell 3 is provided with base plate 1, pcb board 4 is arranged on the inside of shell 3, pcb board 4 is provided with and connects components and parts 2 and connected by soldering realizing circuit, and form components and parts solder joint 5 at the opposite side of pcb board 4, insulcrete 6 is provided with between pcb board 4 and low light level solar panel 7, prevent the components and parts solder joint on pcb board 4 from causing damage to low light level solar panel, the right-hand member of low-light solar panel 7 is provided with reflection type lcd panel 8, the outside surface of reflection type lcd panel 8 is provided with screen protection and protects lens 9.

Described pcb board 4 comprises wiring board 11, display screen interface socket 12, electric capacity 13, single-chip microcomputer 14, reception of wireless signals module 15, character repertoire integrated package 16, three-terminal regulator block 17, solar cell interface socket 18, the upper end of wiring board 11 is welded with reception of wireless signals module 15, and display screen interface socket 12, electric capacity 13, single-chip microcomputer 14, character repertoire integrated package 16, three-terminal regulator block 17, solar cell interface socket 18 are all welded on wiring board 11.

Described reflection type lcd panel 8 is reflective all-transparent matrix LCD, display metering appliance information (title, numbering, calibrating unit, the term of validity, calibrating people, state).

The circuit power supply mode of this embodiment adopts dyssophotic solar cell for supplying power, energy storage device to adopt super capacitor.

As shown in Figure 4, in figure, E1, E2 are two dyssophotic solar panels, model is ST6550-4, and series connection, can provide the charging current of (illumination is 200LUX) 5V/50 μ A in indoor, under daylight, charging current can reach 5mA, for whole circuit provides electric energy, battery "+" pole connects diode D1 positive pole by (J1), and "-" pole is by (J1) ground connection; (J1) be solar panel interface socket; (D1) effect prevents when unglazed that storage capacitor is to solar cell reverse charge, and (D1) negative pole meets inductance (L1) A and holds, and by (L1), to super capacitor, ((C1, C2) charges; (L1) effect be prevent when light intensity changes suddenly, the surge current of generation is to the impact of charging circuit; (C1, C2) is super capacitor, model is DCCK-3R3E224U-E, specification is 0.22F/3V, series connection uses, and makes withstand voltage>=5V, thickness≤1.5mm, (C1) positive pole connects B end and UC1 the 3rd pin of (L1), negative pole connects (C2) positive pole, (C2) minus earth, (C1, C2) effect is exactly store the electric energy that solar cell produces; (U1) be three-terminal regulator block, model is LM117-3.3V, encapsulation SOT-223, input end (V _in) meet (C1 positive pole, GND ground connection, output terminal (V _out) connect (C3) positive pole, as input voltage>=3.5V, can stablize and export+3.3V DC voltage; (C3) positive pole meets (U1 output terminal (V _out), minus earth, strobes; Solar cell (E1, E2), (J1) Interface Terminal, (D1, L1, C1, C2, UC1, C3) are connected by figure, form measurement instrument electronic mark power circuit.

LCD18 is reflective all-transparent LCD screen, display screen model is NT0E29-7, profile 50(W) * 74 (H) * 1.15 (T), viewing area 42*61. pixel 296*128, operating voltage 3V, static energy consumption≤10 μ A, brush screen time 1S/5mA, reflecting plate is solar panel, surround lighting is utilized to make driving light source, display metering appliance information (title, numbering, calibrating unit, the term of validity, calibrating people, state), by connecting of J2 and single-chip microcomputer (UC2) and power supply, V0 meets R2 and R3; R2 and R3 connects dividing potential drop, regulates display comparison degree; J2 is the soft horizontal line connector of FFC, and model is that FPC18P-0.5, J2 are arranged on pcb board, and corresponding pin is connected with single-chip microcomputer (UC2) corresponding pin with power supply by the Copper Foil of pcb board.

UC3 is dot matrix word-base chip, and model is GT22L24S3W, is aly to have 11X12,15X16,24X24 dot matrix word library chip.Support GB2312 GB Chinese character and bar code picture library, user is by character ISN, chip package: DFN-8, size: 4.0mm x 4.0mm, data bus: SPI serial bus interface, array pattern: byte is horizontal horizontally-arranged, clock frequency: 30MHz, operating voltage: 2.7V-3.6V, electric current: working current: 8mA, standby current: 8uA.UC3 1 pin ground connection, 6 pin meet+3.3V, and the 5th pin meets+3.3V by resistance R1,3478 pin and single-chip microcomputer (UC2) corresponding pin (19 20 2 1) be connected, realize the serial communication between UC3 and UC2.

RF433 is wireless receiving module, receives the metering appliance information (title, numbering, calibrating unit, the term of validity, calibrating people, state) that measurement instrument electronic identification management system sends.Module model is J04V, J04V is a low power consumption and small volume superregenrative reception module extremely low power dissipation (duty 3V/0.2 mA), special small size (not needing external antenna), frequency of operation is 433MHz, operating voltage: DC3V (2.6--3.5V), working current: 0.15--0.3mA, output level: Transistor-Transistor Logic level, receiving sensitivity :-95dBm, physical dimension: 10 × 23 × 5mm (the long X of wide X is thick), 1 pin meets+3.3V, 2 pin ground connection, 4 pin are wireless receiving data output end, be connected with single-chip microcomputer (UC3) 3 pin, by the metering appliance information (title received, numbering, calibrating unit, the term of validity, calibrating people, state) data are transferred to UC3, 3 pin are working state control end, be connected with single-chip microcomputer (UC3) 4 pin, 3 pin high level are forbidden receiving, RF433 working current is only 2 μ A, 3 pin low levels allow to receive, RF433 working current is 0.15mA-0.3mA, duty is by Single-chip Controlling, so greatly reduce complete machine energy consumption.5 pin are that antenna draws and connects end, and the present invention does not need external antenna, unsettled.

UC2 is single-chip microcomputer, and model is PIC16LF627A, and adopt internal oscillator to make clock signal, frequency is 4MHz, operating voltage 2.5-3.3V, 15 16 pin meet+3.3V, 56 pin ground connection, 4th pin connects RF433 module control end (CE), and as CE=0, allow to receive, the 3rd pin connects RF433 module wireless receiving data output end (DATA), receives and the information of the commodity preserved, 2 pin connect UC3 sheet choosing input (CS#), 20 pin connect UC3 serial clock input (SCLK), 19 pin connect UC3 serial date transfer (SI), 1 pin connects UC3 serial data and exports (SO), when single-chip microcomputer receives metering appliance information (title, numbering, calibrating unit, the term of validity, calibrating people, state) time, put CS#=0, open clock signal, by SI end, character address serial ports is input to character repertoire, and be used for a show code data from chip Serial output from S0 end, single-chip microcomputer (UC2) is received by 1 pin and preserves, data move at the rising edge of clock (SCLK), shift out at negative edge, all serial data transmissions start from CS# negative edge, CS# must remain low level during the transmission,

Single-chip microcomputer (UC2) the 7th, 8,9,10,11,12,13,14,17,18,20 is connected respectively by DB0, DB1, DB2, DB3, DB4, DB5, DB6, DB7, R/W, RS, SCLK of J2 socket and LCDs (LCD18), clock signal and UC3 share, R W for read write selecting side, RS be instruction data selection end.Metering appliance information (title, numbering, calibrating unit, the term of validity, calibrating people, the state) show code of preserving is shown to LCD18 LCDs by DB7-DB0 port transmission by single-chip microcomputer (UC2).

The summary of measurement instrument electronic mark principle of work is: solar cell and super capacitor forming circuit power supply, wireless data receipt modules (RF433) receives the metering appliance information (title that measurement instrument electronic identification management system sends, numbering, calibrating unit, the term of validity, calibrating people, state), single-chip microcomputer (UC2) is sent to preserve, computing, calculate metering appliance information (title, numbering, calibrating unit, the term of validity, calibrating people, state) address code of character, serial ports inputs to character repertoire (UC3), and show code is read from character repertoire (UC3), shown to LCD18 LCDs by DB7-DB0 port transmission.Single-chip microcomputer (UC2) is also managed RF433, UC3, LCD18 duty by function end, by the setting to duty, reduces measurement instrument electronic mark working current, reduces complete machine energy consumption, improve serviceable life.

The above, only in order to the technical solution of the utility model to be described and unrestricted, other amendment that those of ordinary skill in the art make the technical solution of the utility model or equivalently to replace, only otherwise depart from the spirit and scope of technical solutions of the utility model, all should be encompassed in the middle of right of the present utility model.

Claims (2)

1. the measurement instrument electronic mark of solar cell for supplying power, it is characterized in that: it comprises base plate, connect components and parts, shell, pcb board, components and parts solder joint, insulcrete, low light level solar panel, reflection type lcd panel, lens are protected in screen protection, the inside of shell is provided with base plate, pcb board is arranged on the inside of shell, pcb board is provided with and connects components and parts and connected by soldering realizing circuit, and form components and parts solder joint at the opposite side of pcb board, insulcrete is provided with between pcb board and low light level solar panel, the right-hand member of low-light solar panel is provided with reflection type lcd panel, the outside surface of reflection type lcd panel is provided with screen protection and protects lens.

2. the measurement instrument electronic mark of solar cell for supplying power according to claim 1, is characterized in that: described reflection type lcd panel is reflective all-transparent matrix LCD.