CN201281868Y - Paper money counter with switch power supply board equipped with shielding cover - Google Patents
Paper money counter with switch power supply board equipped with shielding cover Download PDFInfo
- Publication number
- CN201281868Y CN201281868Y CNU200820166432XU CN200820166432U CN201281868Y CN 201281868 Y CN201281868 Y CN 201281868Y CN U200820166432X U CNU200820166432X U CN U200820166432XU CN 200820166432 U CN200820166432 U CN 200820166432U CN 201281868 Y CN201281868 Y CN 201281868Y
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- China
- Prior art keywords
- circuit
- power supply
- switching power
- output
- paper money
- 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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- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The utility model relates to the manufacturing field of money counters, particularly to a money counter which has a shielding case arranged on a switching power board. The which money counter is characterized in that on the basis of the structure of an original money counter, the switching power board is mounted inside the shielding case which is mounted in the space part of a casing; a switch regulated power circuit, which comprises a rectification circuit, a filter circuit, a voltage-varying circuit, a switching circuit, a feedback circuit, a half-wave control circuit, a motor control circuit, a signal-control circuit, and a direct voltage-output circuit, is mounted on the switching power board; and the shielding case can be shaped like a round cup, a round pan, a square-mouth cover or a square-mouth cover with a handle. Therefore, the electromagnetic interference is effectively resisted, and the stable and reliable operation without electromagnetic interference of the money counter is ensured.
Description
Technical field
The utility model relates to paper money counter and makes the field, and particularly the Switching Power Supply plate is equipped with the paper money counter of radome.
Background technology
Paper money counter in the past, because stabilized voltage supply is not installed, jiggly situation appears in motor in the paper money counter in the running, influences the functional reliability of equipment, thereby influences the precision of counting; Adorn stabilized voltage supply, electromagnetic interference problem has been arranged again in the machine, also can influence the operation of paper money counter.
The utility model content
The purpose of this utility model is at above-mentioned defective, provides a kind of Switching Power Supply plate that the paper money counter of radome is housed.
The technical solution of the utility model is the paper money counter that the Switching Power Supply plate is equipped with radome, comprise casing, banknote-sliding board, display screen, bank note accepting wheel, keypad, advance paper money wheel assembly, money out wheel assembly, headplate assembly, it is characterized in that being equipped with in the said casing Switching Power Supply plate, this Switching Power Supply plate is contained in the radome, and radome is installed in the position, space in the casing; On the said Switching Power Supply plate switching power supply circuit is installed.
Said switching power supply circuit comprises rectification circuit, filtering circuit, transforming circuit, on-off circuit, feedback circuit, half-wave control circuit, motor control circuit, control signal circuit, output DC volt circuit; The output terminal of said rectification circuit is connected with the input end of filtering circuit, the output terminal of filtering circuit is connected with the input end of transforming circuit, the output terminal of transforming circuit is connected with the output dc voltage circuit input end, feedback is connected with the earth terminal of transforming circuit with on-off circuit one end, one end is connected with output DC positive pressure 5V end, the other end is connected with U4 in the transforming circuit, be connected by the common ends of electrolytic condenser again with filtering circuit two electrolytic condenser, half-wave control circuit one end is connected with ac power input end, and the other end is connected with output DC pressure side 12V; Motor control circuit one end and output dc voltage are rectified 12V and are connected, and an end is connected with direct current generator, and the other end passes through resistance 1K, 3K to be held with 5V just and be connected, and draw output terminal among two resistance 1K and the 3K and are connected with C; The negative 5V of said output DC volt circuit output, positive 5V and positive 12V voltage.
Said feedback and on-off circuit are electrically connected by stabilivolt, 2 resistance and compound tube PC817 connection in series-parallel to be formed; Said half-wave control circuit is composed in parallel by compound tube, diode and 2 resistance string; Said motor control circuit is composed in parallel by triode, thyristor and 2 resistance string.
It is round cup shape or round pot shape or square opening lid shape or square opening band handle lid shape that said shielding is covered with four kinds of shapes.
The utility model has the advantages that because switching power supply is installed, make operating steadily of paper money counter reliable; Because radome is housed above the switching power supply, anti-effectively electromagnetic interference (EMI) has guaranteed that also paper money counter is not moved by electromagnetic interference (EMI) reliably.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the circuit block diagram of switching power supply.
Fig. 3 is the circuit theory diagrams of switching power supply.
Fig. 4-Figure 11 is four kinds of shape synoptic diagram of radome.
Embodiment
Further specify embodiment below in conjunction with accompanying drawing.
With reference to Fig. 1,1-casing, 2-banknote-sliding board, 3-display screen, 4-bank note accepting wheel, 5-keypad.Also have into paper money wheel assembly, money out wheel assembly and headplate assembly in the paper money counter.Innovative point of the present utility model is that the position, space in casing is equipped with the Switching Power Supply plate.The Switching Power Supply plate is installed in the radome, and shielding is covered with four kinds of shapes, and the switching power supply circuit is installed on the Switching Power Supply plate.Anti-effectively electromagnetic interference (EMI) is supplied with the paper money counter stabilized voltage supply simultaneously, has guaranteed the reliability service of paper money counter.
With reference to Fig. 2, the block scheme of display switch voltage-stabilized power supply circuit.Whole circuit is made up of rectification circuit, filtering circuit, transforming circuit, feedback and on-off circuit, half-wave control circuit, motor control circuit, control signal circuit and output dc voltage circuit.Its principle of work is mains ac power supply 220V, through bridge rectifier is high direct voltage through DC filtering again, be modulated to high-frequency pulse voltage through pulsewidth, frequency of operation is 60KHZ, just transformation is controlled through the sampling feedback linearization again, and voltage stabilizing is finished in controlled width modulation, to the direct current generator drive controlling, again power supply is carried out half-wave alternating current output Linear Control.
With reference to Fig. 3 is the circuit theory diagrams of switching power supply.Chart display the type and spec of each electronic devices and components.As shown, civil power alternating current 220V input interface J1, through the bridge rectifier circuit rectification, input filter circuit filtering, just the output terminal of rectification circuit is connected with the input end of filtering circuit, the output terminal of filtering circuit is connected with the input end of transforming circuit, the output terminal of transforming circuit is connected with the output dc voltage circuit input end, feedback is connected with the earth terminal of transforming circuit with on-off circuit one end, one end is connected with output DC positive pressure 5V end, the other end is connected with U4 in the transforming circuit, be connected by the common ends of electrolytic condenser again with filtering circuit two electrolytic condenser, half-wave control circuit one end is connected with ac power input end, and the other end is connected with output DC pressure side 12V; Motor control circuit one end and output dc voltage are rectified 12V and are connected, and an end is connected with direct current generator, and the other end passes through resistance 1K, 3K to be held with 5V just and be connected, and draw output terminal among two resistance 1K and the 3K and are connected with C; The negative 5V of output DC volt circuit output, positive 5V and positive 12V voltage.Feedback and on-off circuit are made up of stabilivolt, 2 resistance and the electrical connection of compound tube PC817 connection in series-parallel; The half-wave control circuit is composed in parallel by compound tube, diode and 2 resistance string; Said motor control circuit is composed in parallel by triode, thyristor and 2 resistance string.Three kinds of power supplys of output DC volt circuit output: the one, negative 5V, the 2nd, positive 5V, the 3rd, positive 12V power supply offers paper money counter and uses.This power supply is the pulse width modulating switch stabilized voltage supply, as is used on the paper money counter of financial machine and tool product to be again paper money small machine drive control power supply, and also to be the special-purpose half-wave rectification power supply of paper money counter.
With reference to Fig. 4-Figure 11, be four kinds of shape synoptic diagram of radome.Its shape is round cup shape or round pot shape or square opening lid shape or square opening band handle lid shape.Fig. 4 is the cut-open view of Fig. 5, and Fig. 5 is a vertical view; Fig. 6 is the cut-open view of Fig. 7, and Fig. 7 is a vertical view; Fig. 8 is the cut-open view of Fig. 9, and Fig. 9 is a vertical view; Figure 10 is the cut-open view of Figure 11, and Figure 11 is a vertical view.Installing additional on the Switching Power Supply plate behind the radome can anti-well electromagnetic interference (EMI), has guaranteed the reliability service of paper money counter.
Claims (4)
1, the Switching Power Supply plate is equipped with the paper money counter of radome, comprise casing, banknote-sliding board, display screen, bank note accepting wheel, keypad, advance paper money wheel assembly, money out wheel assembly, headplate assembly, it is characterized in that being equipped with in the said casing Switching Power Supply plate, this Switching Power Supply plate is contained in the radome, and radome is installed in the position, space in the casing; On the said Switching Power Supply plate switching power supply circuit is installed.
2, the paper money counter of radome is housed according to the said Switching Power Supply plate of claim 1, it is characterized in that said switching power supply circuit, comprise rectification circuit, filtering circuit, transforming circuit, on-off circuit, feedback circuit, half-wave control circuit, motor control circuit, control signal circuit, output DC volt circuit; The output terminal of said rectification circuit is connected with the input end of filtering circuit, the output terminal of filtering circuit is connected with the input end of transforming circuit, the output terminal of transforming circuit is connected with the output dc voltage circuit input end, feedback is connected with the earth terminal of transforming circuit with on-off circuit one end, one end is connected with output DC positive pressure 5V end, the other end is connected with U4 in the transforming circuit, be connected by the common ends of electrolytic condenser again with filtering circuit two electrolytic condenser, half-wave control circuit one end is connected with ac power input end, and the other end is connected with output DC pressure side 12V; Motor control circuit one end and output dc voltage are rectified 12V and are connected, and an end is connected with direct current generator, and the other end passes through resistance 1K, 3K to be held with 5V just and be connected, and draw output terminal among two resistance 1K and the 3K and are connected with C; The negative 5V of said output DC volt circuit output, positive 5V and positive 12V voltage.
3, the paper money counter of radome is housed according to the said Switching Power Supply plate of claim 2, it is characterized in that said feedback and on-off circuit are electrically connected by stabilivolt, 2 resistance and compound tube PC817 connection in series-parallel to form; Said half-wave control circuit is composed in parallel by compound tube, diode and 2 resistance string; Said motor control circuit is composed in parallel by triode, thyristor and 2 resistance string.
4, the paper money counter of radome is housed according to the said Switching Power Supply plate of claim 1, it is characterized in that it is round cup shape or round pot shape or square opening lid shape or square opening band handle lid shape that said shielding is covered with four kinds of shapes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820166432XU CN201281868Y (en) | 2008-11-05 | 2008-11-05 | Paper money counter with switch power supply board equipped with shielding cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820166432XU CN201281868Y (en) | 2008-11-05 | 2008-11-05 | Paper money counter with switch power supply board equipped with shielding cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201281868Y true CN201281868Y (en) | 2009-07-29 |
Family
ID=40928737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820166432XU Expired - Fee Related CN201281868Y (en) | 2008-11-05 | 2008-11-05 | Paper money counter with switch power supply board equipped with shielding cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201281868Y (en) |
-
2008
- 2008-11-05 CN CNU200820166432XU patent/CN201281868Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090729 Termination date: 20101105 |