CN201312233Y - Special-purpose 220V brush direct current motor of paper money counter mounted with magnetic ring, switching regulated power supply and shielding device - Google Patents
Special-purpose 220V brush direct current motor of paper money counter mounted with magnetic ring, switching regulated power supply and shielding device Download PDFInfo
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- CN201312233Y CN201312233Y CNU2008201691454U CN200820169145U CN201312233Y CN 201312233 Y CN201312233 Y CN 201312233Y CN U2008201691454 U CNU2008201691454 U CN U2008201691454U CN 200820169145 U CN200820169145 U CN 200820169145U CN 201312233 Y CN201312233 Y CN 201312233Y
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- paper money
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Abstract
The utility model relates to a special-purpose 220V brush direct current motor of paper money counter mounted with magnetic ring, switching regulated power supply and shielding device, which belongs to the manufacturing field of a motor and is characterized in that a switching regulated power supply which is electrically connected with a connecting wire on a control circuit board is arranged in the space between a rear cover and a shielding rear cover. A shielding device is characterized in that a plurality of shielding casings and a plurality of shielding rear covers are contained on the external of a shielding inner casing, a magnetic ring is also arranged, and a plurality of coils which are electrically connected with a power cord on the connecting wire in series is wound on the magnetic ring. The switching regulated power supply has the characteristics of high efficiency and small volume, simplifying a transformer and an electronic control system of an original paper money counter, obviously reducing the cost and saving materials, and can be generally used for inputting 220V alternating and direct current, since a plurality of the shielding casings and a plurality of the shielding rear covers are arranged, the shielding structure is strengthened, the ability of resisting the electromagnetic interference of the paper money counter is increased, and the accuracy of counting paper money is further improved.
Description
Technical field
The utility model relates to field of motor manufacturing, and particularly a kind of special-purpose 220V of paper money counter that magnet ring, switching power supply and screening arrangement are housed has the brush direct current machine.
Background technology
In the past financial machine and tool product such as paper money counter are because the electric current instability of motor job insecurity when causing counting; In addition, motor is in operation has electromagnetic interference not masked fully inside and outside the discovery machine, influences the counting precision of paper money counter.Because stabilized voltage power supply is not installed, jiggly situation appears in motor in the running, influences the functional reliability of equipment.Especially be applied on financial machine and tool such as the paper money counter,, thereby influence the precision of counting because motor rotation is not steady.
The utility model content
The purpose of this utility model is at above-mentioned defective, provides a kind of special-purpose 220V of paper money counter that magnet ring, switching power supply and screening arrangement are housed that the brush direct current machine is arranged.
The technical solution of the utility model is that magnet ring is housed, the special-purpose 220V of the paper money counter of switching power supply and screening arrangement has the brush direct current machine, comprise motor shaft 1, bearing 2, protecgulum overcoat 3, shielding outer cover 4, shielding inner cover 5, casing 6, magnetic shoe 7, rotor 8, commutator 9, bonnet 10, bonnet overcoat 11, control circuit board 12, shielding bonnet 13, connecting line 14, components and parts 15, the winding wire diameter of said rotor 8 is φ 0.06-φ 0.12mm, umber of turn is the 180-300 circle, the external diameter of rotor 8 is φ 30-φ 44mm, the groove number is 12 grooves, and the width of rotor is 18-42mm; The external diameter of commutator 9 is φ 11-φ 21mm, and the groove number is 24 grooves; The thickness of magnetic shoe 7 is 3-12mm, it is characterized in that being equipped with in said bonnet 10 and the space of shielding between the bonnet 13 switching power supply and is electrically connected with connecting line 14 on the control circuit board 12; Said screening arrangement is that shielding inner cover 5 outsides are inclusive with multilayer screen outer cover and a plurality of shielding bonnet; Magnet ring also is installed, and the power line that is wound with on the magnet ring on some turn coil and the connecting line 14 is electrically connected in series.
Said switching power supply is mounted on the wiring board, comprises rectification circuit, filter circuit, transforming circuit, switching circuit, feedback circuit, half-wave control circuit, motor control circuit, control signal circuit, output DC volt circuit; The output of said rectification circuit is connected with the input of filter circuit, the output of filter circuit is connected with the input of transforming circuit, the output of transforming circuit is connected with the output dc voltage circuit input end, feedback is connected with the earth terminal of transforming circuit with switching circuit one end, one end is connected with output DC positive pressure 5V end, the other end is connected with U 4 in the transforming circuit, be connected by the common ends of electrolytic capacitor again with filter circuit two electrolytic capacitors, 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 machine, and the other end passes through resistance 1K, 3K to be held with 5V just and be connected, and draw output 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 switching circuit are electrically connected by voltage-stabiliser tube, 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.
Said multilayer screen outer cover is 2 layers or 3 layers, and said a plurality of shielding bonnets are 2 or 3, and the shielding outer cover is connected with the activity of shielding bonnet.
Said shielding outer cover is opening tubular or reel shape.
It is outer or be installed in bonnet (10) and the position, space that shields between the bonnet (13) in the machine that said magnet ring is installed in machine.
It is annular or three-back-shaped or clavate that the magnetic core of said magnet ring has three kinds of shapes.
The utility model has the advantages that because switching power supply is housed, the characteristics of this power supply be efficient, volume is little, simplify the transformer and the electronic control system of former paper money counter, cost and economical with materials can obviously descend, and can import alternating current-direct current 220V and carry out generally, in addition, can offer paper money counter and cross paper money direct current machine drive control power supply, provide the halfwave rectifier power supply to paper money counter simultaneously, guarantee the steady operation of paper money counter.Because magnet ring is housed, electric current there is filter action, make the electric current of motor steadily reliable, therefore when work, more stable, especially be contained on the financial machine and tool product, improve job stability, and the electromagnetic interference of the magnetic head on the paper money counter is had obvious decline effect; Because multilayer screen outer cover and a plurality of shielding bonnet are housed, strengthened shielding construction, thereby the paper money counter anti-electromagnetic interference capability is strengthened, further improve the counting precision.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2-Fig. 4 is three kinds of shape schematic diagrames of magnetic core of magnet ring.
Fig. 5 is the circuit block diagram of switching power supply.
Fig. 6 is the circuit theory diagrams of switching power supply.
Concrete dispensing mode
Further specify embodiment below in conjunction with accompanying drawing.
With reference to Fig. 1,1-motor shaft, 2-bearing, 3-protecgulum overcoat, 4-shielding outer cover, 5-shielding inner cover, 6, casing, 7-magnetic shoe, 8-rotor, 9-commutator, 10-bonnet, 11-bonnet overcoat, 12-control circuit board, 13-shielding bonnet, 14-connecting line, 15-components and parts.The winding wire diameter of said rotor 8 is φ 0.06-φ 0.12mm, and umber of turn is the 180-300 circle, and the external diameter of rotor 8 is φ 30-φ 44mm, and the groove number is 12 grooves, and the width of rotor is 18-42mm; The external diameter of commutator 9 is φ 11-φ 21mm, and the groove number is 24 grooves; The thickness of magnetic shoe 7 is 3-12mm, and innovative point of the present utility model is to install mainly to have switching power supply to be electrically connected with connecting line 14 on the control circuit board 12 in bonnet 10 and the space of shielding between the bonnet 13; Screening arrangement is that shielding inner cover 5 outsides are inclusive with multilayer screen outer cover and a plurality of shielding bonnet.Magnet ring also is installed, and the power line that is wound with on the magnet ring on some coils and the connecting line 14 is electrically connected in series, be for electric current steadily, strobe, and the electromagnetic interference to magnetic head has obvious decline effect in paper money counter.
With reference to Fig. 2-Fig. 4, be three kinds of shape schematic diagrames of magnetic core of magnet ring.Wherein Fig. 2 is a cylindrical shape, and Fig. 3 is three-back-shaped, and Fig. 4 is a clavate.Be wound with some turn coil on the magnetic core and constitute magnet ring.The position that magnet ring is installed, the machine that can be installed in is outer or be installed in bonnet 10 and the position, space that shields between the bonnet 13 in the machine.
With reference to Fig. 5, be the circuit block diagram of switch voltage-stabilizing power supply.Whole circuit is made up of rectification circuit, filter circuit, transforming circuit, feedback and switching circuit, half-wave control circuit, motor control circuit, control signal circuit and output dc voltage circuit.Its operation principle 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, operating frequency is 60KHZ, just transformation is controlled through the sampling feedback linearization again, and voltage stabilizing is finished in controlled pulse-width modulation, to the direct current machine drive controlling, again power supply is carried out half-wave alternating current output Linear Control.
With reference to Fig. 6 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 rectification, input filter circuit filtering, just the output of rectification circuit is connected with the input of filter circuit, the output of filter circuit is connected with the input of transforming circuit, the output of transforming circuit is connected with the output dc voltage circuit input end, feedback is connected with the earth terminal of transforming circuit with switching 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 capacitor again with filter circuit two electrolytic capacitors, 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 machine, and the other end passes through resistance 1K, 3K to be held with 5V just and be connected, and draw output 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 switching circuit are made up of voltage-stabiliser tube, 2 resistance and compound tube PC817 connection in series-parallel electrical connection; 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 power 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 halfwave rectifier power supply of paper money counter.
Another innovative point is to be inclusive with shielding outer cover 4 and shielding bonnet 13 in the outside of shielding inner cover 5, and shielding outer cover 4 is connected with shielding bonnet 13, and shielding bonnet 13 is connected with bonnet overcoat 11.It is that movable cooperation or tight fit are connected that shielding outer cover 4 is connected with shielding bonnet 13; It is that movable cooperation or tight fit are connected that shielding bonnet 13 is connected with bonnet overcoat 11; On this basis, also can add one deck shielding outer cover outside shielding outer cover 4 and add a shielding bonnet, its relation of being connected constitutes multilayer screen outer cover and a plurality of shielding bonnet with above-mentioned the same.Fall if the inside and outside electromagnetic interference of motor machine can't be finished conductively-closed, then can consider to add one deck again in the outside of 2 layers of shielding outer cover, simultaneously, the shielding bonnet also correspondingly adds one again.Until electromagnetic interference is masked fully, guarantee the counting precision of paper money counter.The shielding outer cover is rolled into tubular with sheet metal, only has a thin plate be rolled into, so leaves the centre joint, becomes the opening tubular; Also can be rolled into multilayer, just not have the centre joint, become reel shape with thin plate.
Claims (7)
1, magnet ring is housed, the special-purpose 220V of the paper money counter of switching power supply and screening arrangement has the brush direct current machine, comprise motor shaft (1), bearing (2), protecgulum overcoat (3), shielding outer cover (4), shielding inner cover (5), casing (6), magnetic shoe (7), rotor (8), commutator (9), bonnet (10), bonnet overcoat (11), control circuit board (12), shielding bonnet (13), connecting line (14), components and parts (15), the winding wire diameter of said rotor (8) is φ 0.06-φ 0.12mm, umber of turn is the 180-300 circle, the external diameter of rotor (8) is φ 30-φ 44mm, the groove number is 12 grooves, and the width of rotor is 18-42mm; The external diameter of commutator (9) is φ 11-φ 21mm, and the groove number is 24 grooves; The thickness of magnetic shoe (7) is 3-12mm, it is characterized in that being equipped with in the space between said bonnet (10) and shielding bonnet (13) switching power supply and is electrically connected with connecting line (14) on the control circuit board (12); Said screening arrangement is that shielding inner cover (5) outside is inclusive with multilayer screen outer cover and a plurality of shielding bonnet; Magnet ring also is installed, and the power line that is wound with on the magnet ring on some turn coil and the connecting line (14) is electrically connected in series.
2, according to the said special-purpose 220V of paper money counter that magnet ring, switching power supply and screening arrangement are housed of claim 1 the brush direct current machine is arranged, it is characterized in that said switching power supply is mounted on the wiring board, comprise rectification circuit, filter circuit, transforming circuit, switching circuit, feedback circuit, half-wave control circuit, motor control circuit, control signal circuit, output DC volt circuit; The output of said rectification circuit is connected with the input of filter circuit, the output of filter circuit is connected with the input of transforming circuit, the output of transforming circuit is connected with the output dc voltage circuit input end, feedback is connected with the earth terminal of transforming circuit with switching 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 capacitor again with filter circuit two electrolytic capacitors, 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 machine, and the other end passes through resistance 1K, 3K to be held with 5V just and be connected, and draw output 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, according to the special-purpose 220V of the said paper money counter that magnet ring, switching power supply and screening arrangement be housed of claim 2 the brush direct current machine is arranged, it is characterized in that said feedback and switching circuit are electrically connected by voltage-stabiliser tube, 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, according to the said special-purpose 220V of paper money counter that magnet ring, switching power supply and screening arrangement are housed of claim 1 the brush direct current machine is arranged, it is characterized in that said multilayer screen outer cover is 2 layers or 3 layers, said a plurality of shielding bonnet is 2 or 3, and the shielding outer cover is connected with the activity of shielding bonnet.
5, according to the said special-purpose 220V of paper money counter that magnet ring, switching power supply and shielding bonnet are housed of claim 1 the brush direct current machine is arranged, it is characterized in that said shielding outer cover is opening tubular or reel shape.
6, according to the special-purpose 220V of the said paper money counter that magnet ring, switching power supply and screening arrangement be housed of claim 1 the brush direct current machine is arranged, it is outer or be installed in bonnet (10) and the position, space that shields between the bonnet (13) in the machine to it is characterized in that said magnet ring is installed in machine.
7, according to the said paper money counter special use 7 that magnet ring, switching power supply and screening arrangement be housed of claim 6, according to the said special-purpose 220V of paper money counter that magnet ring, switching power supply and screening arrangement are housed of claim 6 the brush direct current machine is arranged, it is annular or three-back-shaped or clavate that the magnetic core that it is characterized in that said magnet ring has three kinds of shapes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201691454U CN201312233Y (en) | 2008-11-28 | 2008-11-28 | Special-purpose 220V brush direct current motor of paper money counter mounted with magnetic ring, switching regulated power supply and shielding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201691454U CN201312233Y (en) | 2008-11-28 | 2008-11-28 | Special-purpose 220V brush direct current motor of paper money counter mounted with magnetic ring, switching regulated power supply and shielding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201312233Y true CN201312233Y (en) | 2009-09-16 |
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ID=41109487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201691454U Expired - Fee Related CN201312233Y (en) | 2008-11-28 | 2008-11-28 | Special-purpose 220V brush direct current motor of paper money counter mounted with magnetic ring, switching regulated power supply and shielding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201312233Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102624159A (en) * | 2012-04-05 | 2012-08-01 | 南通米兰特电气有限公司 | Anti-interference elevator motor connecting assembly |
-
2008
- 2008-11-28 CN CNU2008201691454U patent/CN201312233Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102624159A (en) * | 2012-04-05 | 2012-08-01 | 南通米兰特电气有限公司 | Anti-interference elevator motor connecting assembly |
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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: 20090916 Termination date: 20101128 |