CN201336620Y - Special-purpose 220V brush DC motor for money counter with insulating coating, magnetic ring and switching power supply - Google Patents
Special-purpose 220V brush DC motor for money counter with insulating coating, magnetic ring and switching power supply Download PDFInfo
- Publication number
- CN201336620Y CN201336620Y CNU2008201691416U CN200820169141U CN201336620Y CN 201336620 Y CN201336620 Y CN 201336620Y CN U2008201691416 U CNU2008201691416 U CN U2008201691416U CN 200820169141 U CN200820169141 U CN 200820169141U CN 201336620 Y CN201336620 Y CN 201336620Y
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Abstract
The utility model relates to the motor manufacturing field, in particular to a special-purpose 220V brush DC motor for a money counter with an insulating coating, a magnetic ring and a switching power supply. The 220V brush DC motor is characterized in that on the basis of the structure of the existing electric motor, all parts of a whole cassette mechanism are mounted in the insulating coating; the insulating coating is made of plastic and comprises a front cover coating and back cover coating cohesively and tightly connected with each other; and the switching power supply is electrically connected with a connecting line on a control circuit board in the space between the back cover and a shielding back cover. The equipped insulating coating is good for the insulation of the motor, meanwhile, a great amount of metal materials are saved, the volume is reduced and the cost is lowered. The switching power supply is high in efficiency and small in volume, thereby simplifying a transformer and an electronic control system of the original money counter and being capable of inputting AC/DC 220V to be commonly used. The magnetic ring is also arranged in the 220V brush DC motor, and a plurality of circles of coils are wound on the magnetic ring and electrically connected in series with a power cord on the connecting line, therefore, the electric current is stable and the electromagnetic interference of a magnetic head on the money counter is obviously reduced.
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 insulating coating, magnet ring and switching power supply 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; Special DC motor for bill counter in the past, the outermost layer housing all is a metal shell, is divided into protecgulum and bonnet, and manufacturing process is cumbersome, needs cold stamping and stretching, and both connections must have screw to connect, and manufacturing cost is than higher, and it is many to consume metal material.Motor in the past, 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 insulating coating, magnet ring and switching power supply are housed that the brush direct current machine is arranged.
The technical solution of the utility model is that the special-purpose 220V of paper money counter that insulating coating, magnet ring and switching power supply are housed has the brush direct current machine, comprise motor shaft 1, bearing 2, shielding outer cover 4, shielding inner cover 5, casing 6, magnetic shoe 7, rotor 8, commutator 9, bonnet 10, 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 the above-mentioned parts of whole motor core all are installed in the insulating coating, and insulating coating comprises protecgulum overcoat 3 and bonnet overcoat 11, and protecgulum overcoat 3 is fastenedly connected with bonnet overcoat 11; Switching power supply is installed in said bonnet 10 and the space of shielding between the bonnet 13 to be electrically connected with connecting line 14 on the control circuit board 12; Magnet ring also is installed, and the power line that magnetic is wound with on some coils and the connecting line 14 on not is electrically connected in series.
Be provided with bearing pedestal in the said protecgulum overcoat 3, be used to install the bearing 2 on the motor shaft 1; It is gluing the connection that said protecgulum overcoat 3 is fastenedly connected with bonnet overcoat 11.
Said insulating coating is that plastic material is made.
Said switching power supply is installed in bonnet overcoat 11 power lines outer and in the connecting line 14 and is electrically connected.
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 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.
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.
Three kinds of shapes of the magnetic core of said magnet ring are annular or three-back-shaped or clavate.
The utility model has the advantages that; Because insulating coating is installed, help the insulation of motor on the one hand, a large amount of metal materials has been saved in the aspect in addition, has reduced the volume of motor, has reduced cost simultaneously.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;
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the circuit block diagram of switching power supply.
Fig. 3 is the circuit theory diagrams of switching power supply.
Fig. 4-Fig. 6 is three kinds of shape schematic diagrames of magnetic core of magnet ring.
Embodiment
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, as shown, innovative point of the present utility model is all to be installed in all parts of whole motor core in the insulating coating, insulating coating comprises protecgulum overcoat 3 and bonnet overcoat 11, protecgulum overcoat 3 is taked gluing being fastenedly connected with bonnet overcoat 11, and insulating coating employing plastic material such as nylon 66 material are injection molded.Be provided with bearing pedestal in the protecgulum overcoat 3, the bearing 2 on the motor shaft 1 can be installed.Can save a large amount of metal materials so on the one hand, help the insulation of motor simultaneously, processing technology has also been simplified in the aspect in addition, has dwindled the volume of motor, and what is more important reduces cost.Switching power supply is installed in the bonnet in motor 10 and the space of shielding between the bonnet 13 in addition to be electrically connected with connecting line 14 on the control circuit board 12.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.
With reference to Fig. 2, 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. 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 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.
With reference to Fig. 4-Fig. 6, be three kinds of shape figure of magnetic core of magnet ring.Fig. 4 is an annular, and Fig. 5 is three-back-shaped, and Fig. 6 is a clavate.Be wound with 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.
Claims (6)
1, insulating coating is housed, the special-purpose 220V of the paper money counter of magnet ring and switching power supply has the brush direct current machine, comprise motor shaft (1), bearing (2), shielding outer cover (4), shielding inner cover (5), casing (6), magnetic shoe (7), rotor (8), commutator (9), bonnet (10), 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 the above-mentioned parts of whole motor core all are installed in the insulating coating, and insulating coating comprises protecgulum overcoat (3) and bonnet overcoat (11), and protecgulum overcoat (3) is fastenedly connected with bonnet overcoat (11); Switching power supply is installed in the space between said bonnet (10) and shielding bonnet (13) to be electrically connected with connecting line (14) on the control circuit board (12); 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 insulating coating, magnet ring and switching power supply are housed of claim 1 the brush direct current machine is arranged, it is characterized in that being provided with bearing pedestal in the said protecgulum overcoat (3), be used to install the bearing (2) on the motor shaft (1); It is gluing the connection that said protecgulum overcoat (3) is fastenedly connected with bonnet overcoat (11).
3 have the brush direct current machine according to the special-purpose 220V of the said paper money counter that insulating coating, magnet ring and switching power supply be housed of claim 1, it is characterized in that said insulating coating is that plastic material is made.
4, according to the said special-purpose 220V of paper money counter that insulating coating, magnet ring is housed and opens stabilized voltage power supply of claim 1 the brush direct current machine is arranged, it is characterized in that said switching power supply is installed in bonnet overcoat (11) power line outer and in the connecting line (14) and is electrically connected.
5, according to the said special-purpose 220V of paper money counter that insulating coating, magnet ring and switching power supply 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 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.
6, according to the special-purpose 220V of the said paper money counter that insulating coating, magnet ring and switching power supply be housed of claim 5 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.
7, according to the special-purpose 220V of the said paper money counter that insulating coating, magnet ring and switching power supply be housed of claim 1 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 |
|---|---|---|---|
| CNU2008201691416U CN201336620Y (en) | 2008-11-28 | 2008-11-28 | Special-purpose 220V brush DC motor for money counter with insulating coating, magnetic ring and switching power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201691416U CN201336620Y (en) | 2008-11-28 | 2008-11-28 | Special-purpose 220V brush DC motor for money counter with insulating coating, magnetic ring and switching power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201336620Y true CN201336620Y (en) | 2009-10-28 |
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ID=41288282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201691416U Expired - Fee Related CN201336620Y (en) | 2008-11-28 | 2008-11-28 | Special-purpose 220V brush DC motor for money counter with insulating coating, magnetic ring and switching power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201336620Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110230593A (en) * | 2018-03-06 | 2019-09-13 | 爱信精机株式会社 | Electrodynamic pump |
-
2008
- 2008-11-28 CN CNU2008201691416U patent/CN201336620Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110230593A (en) * | 2018-03-06 | 2019-09-13 | 爱信精机株式会社 | Electrodynamic pump |
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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: 20091028 Termination date: 20101128 |