CN2110906U - Display unit with stepping motor - Google Patents
Display unit with stepping motor Download PDFInfo
- Publication number
- CN2110906U CN2110906U CN 91229472 CN91229472U CN2110906U CN 2110906 U CN2110906 U CN 2110906U CN 91229472 CN91229472 CN 91229472 CN 91229472 U CN91229472 U CN 91229472U CN 2110906 U CN2110906 U CN 2110906U
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- coil
- stepper motor
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Abstract
The utility model relates to a displayer with a stepping motor, and the displayer is formed by that image forming elements which are of rotational symmetry and divided in space are ranged according to a grid net and controlled by a stepper motor. The stepping motor is provided with a permanently magnetized rotor disc, and the rotor disc is arranged on a shaft; the rotor disc and at least one coil are used to excite magnetic field, each coil is wound in a flat surface, wherein, the orthogonal direction of each coil is perpendicular to a rotating shaft, and the rotor disc in the rotating shaft is crossed with each coil winding flat surface. The displayer has the advantages of good image effect and low power consumption.
Description
The utility model relates to a kind of display that is provided with stepper motor, and this stepper motor is provided with being installed in a rotor dish on the axle and being provided with at least one and being used for the coil of excitation field of permanent magnetization.
Existing display is to arrange and constitute with the tabular or block member of strip, and do to rotate synchronously by the member that mechanical driving mechanism is controlled strip, reach by tabular or block member (section is triangular in shape) the different pattern of drawing on two sides or three faces and to show and advertising effect, only can reach the purpose of conversion global pattern with prior art, as the different pattern plate of conversion at grade, do not distinguish advertisement or display effect that the method performance is comparatively excellent at all.This is because existing stepping, the rotor dish of its permanent magnetization must have certain volume and use the enough strong magnetic field of utilization, when the coil in this stepper motor is positioned to cylindrical array around rotor, make very difficulty of very little stepper motor.It is inconvenient that therefore existing display uses existing stepper motor.
Therefore, a purpose of the present utility model provides a kind of display with stepper motor, and this stepper motor size can be less than existing stepper motor.Each coil of this motor is wound onto on the plane, and wherein the orthogonal directions of each coil is all perpendicular to rotating shaft, and wherein this rotor dish produces with each wire-wound group plane and intersects.This kind design makes it can be made with very little Control current density and uses the minimum magnetic or the stepper motor of coil center material, because rotor dish itself moves simultaneously with armature and magnetic center.And facilitate this kind result's a use that factor is an air core coil.
Display provided by the utility model, its formation is axially symmetrical by some, the image formation component that the space separates is arranged according to an aperture plate and is utilized stepper motor to assist and controlled, wherein, one side of each element is open, thereby can allow a stepper motor place the hole of this opening, each element also is provided with some sides simultaneously, each produces the type sample of itself, and the end points of each element is connected to the rotor of stepper motor, this end points is positioned at the position relative with open side, and the armature spindle of stepper motor is consistent with the rotation axes of symmetry of element, and its setting makes each image formation component have the stepper motor of itself.
Described display, image formation component are spaced-apart on display, and the distance between the element has enough clearances can make them freely rotate;
Described image formation component is a prismatic body, and these elements can be prism, has four sides and foursquare end face and bottom surface;
These elements also can be cube, these cubes are aligned to some row and some row are arranged according to an aperture plate with the little lattice of a kind of square unit, also can be pyramid, type sample on a side of an element forms a local segment of a bigger expression type sample, and the type sample on a side of an element has a kind of colour.
Described display, wherein each element comprises a stepper motor, and this kind stepper motor is provided with the rotor dish of permanent magnetization, and this rotor dish is installed on the axle and is provided with the coil that is at least and comes excitation field; It is characterized in that: first coil is wound onto a plane, and wherein the orthogonal directions of each coil is perpendicular to armature spindle, and wherein this rotor dish produces with each coil winding plane and intersects.Described coil is the air core line chart, rotor and coil are surrounded by a circular soft iron foundry goods, each coil is wound on the cylindrical cage member and is positioned to the encirclement rotor, and with this rotor concentric, the number of coil becomes even number and is positioned to both sides at armature spindle, in parallel mutually in twos, these coil antithesis are spent to become on the circumference at 360 of encirclement armature spindle and are uniformly-spaced separated simultaneously; The number of coil can be 4, and two coil antithesis are arranged to and are mutually the right angle, and rotor has a pair of magnetic pole simultaneously, and this coil can be encouraged with very little electric current pulse wave.
The advantage of the display with stepper motor that the utility model proposes is:
To produce great advantage be system's miniaturization that can make existing display owing to designing littler stepper motor, and the sharpness height is simultaneously because only need very low Control current density.So stepper motor of the present utility model only consumes very little power.
Another one advantage according to the stepper motor in the display that the utility model proposes is directly to be controlled by a computing machine, can be adjusted because supply to the power supply of stepper motor, and not need the output signal of computing machine is done any amplification.
Because of rotor and coil are surrounded by a circular soft iron foundry goods, so stepper motor of the present utility model does not have outside stray magnetic field in fact, this soft iron makes magnetic core logical circuit deflection become can obtain the shape of maximal efficiency simultaneously.
Therefore the display with stepper motor that the utility model proposes is controlled separately the rotation that element is independently made suitable angle by stepper motor, more but matching computer is controlled some specific stepper motor rotation, goes up by the effect that reaches dynamic demonstration and variation as " chart board " that thousands of people formed and can reach as the fortune field.
Thereby can allow display as homodynamic picture, the beholder is provided quite excellent visual effect, thereby can reach the practical value that improves display.
Reaching embodiment below with reference to accompanying drawings elaborates to the utility model.In the accompanying drawings:
Fig. 1 is an exploded view of the stepper motor in the display that the utility model proposes;
Fig. 2 represents that according to the cage construction synoptic diagram after Fig. 1 combination, wherein combination has rotor;
Fig. 3 represents the organigram according to the cage of Fig. 1, wherein is provided with coil;
Fig. 4 is according to the pole orientation synoptic diagram in the rotor of Fig. 1;
Fig. 5 is the coil direction synoptic diagram according to Fig. 1;
Fig. 6 is the diagrammatic cross-section of stepping electricity after combination according to Fig. 1;
Fig. 7 is a diagrammatic cross-section according to the part of display of the present utility model;
Fig. 8 represents the another one diagrammatic cross-section according to the part of the display of Fig. 7;
Fig. 9 represents according to another one display synoptic diagram of the present utility model;
Figure 10 represents a diagrammatic cross-section according to the display of Fig. 9;
Figure 11, Figure 12 are the wiring circle of above-mentioned stepper motor.
Fig. 1 represents that with exploded view the utility model is the embodiment that the stepping electricity in the display that proposes is wanted, and stepper motor 1 includes: 2, one axles of a dish-shaped permanent magnet, 3, one end points clasps 4 constitute rotor 5 by above-mentioned three elements;
Constitute a columniform cage member 6 by an arc dish 7 and a finger-like dish 8, this cage member 6 be positioned to around rotor 5 and with rotor 5 concentrics, what be centered around cage member 6 is some coils 9, also have one to connect plunger 10 in addition, 10 ' and a soft iron shell 11, but the cage member 6(that combines does not have coil 9 has the rotor 5 that combines, as shown in Figure 2, Fig. 3 represents the cage member 6 that combines, have coil 9(9 ', 9 "); but do not have rotor 5 be connected plunger 10,10 ').
Shown in concrete example in, dish-shaped permanent magnet 2 is magnetized by the diagonal angle, as shown in Figure 4.At this moment, coil 9 is positioned in the direction of Fig. 5, if have only at any time a pair of coil 9 ', 9 " when being energized, can form 90 ° of stepper motors, coil 9 utilizes its to become and is connected in parallel; still; if having a pair of coil or two coils 9 ', 9 " (coil 9 utilizes its to become to be connected in parallel) is energized, if or have some coils 9 ', 9 " coil 9 of antithesis is independently encouraged mutually, then can form 45 degree stepper motors.Yet best a kind of facility needs an extra connection.
According to this place for the combination of embodiment after stepper motor 1 as shown in Figure 6.
The number of adjustment magnetic pole and the number of coil 9 can form the stepper motor of other patterns, for example 120 degree or 180 degree stepper motors.
The number of coil 9 is preferably even number and is positioned to both sides at armature spindle, becomes in parallel mutually in twos, simultaneously coil antithesis 9 ', 9 " become equally spaced separating surrounding on the 360 degree circumference of armature spindle 3.Consequently can obtain than in single situation, better locating.
In this object lesson, the number of coil is 4, two coil antithesis 9 ', 9 " be arranged to and be mutually the right angle, rotor 5 has a pair of magnetic pole simultaneously.
Because the miniaturization of assembly, so coil 9 can the TTL(transistor--transistor sieve be collected circuit) the accurate signal (what for example modern computer sent) in position encouraged.
Owing to the possibility with computer-controlled operation has been opened the new application of many stepper motors, for example use at display.This display 12(Fig. 7 and 9) axially symmetrical by some, the image formation component 13 that the space separates constitutes, image formation component 13 is arranged according to an aperture plate, and can utilize stepper motor to control it, one side 14 of first element 13 is open, thereby can allow described stepper motor 1 place hole 20, each element 13 also is provided with some sides 15 simultaneously, the type sample that respectively has itself, and the end points 16 of each element 13 is linked the rotor 5 of stepper motor, this end points 16 is positioned at the position relative with open side 14, the armature spindle 3 of stepper motor is consistent with element 13 rotations axes of symmetry, and its setting makes each image formation component 13 have the stepper motor 1 of itself.
With bright for instance, Fig. 7 and Fig. 8 are the fragmentary cross-sectional views according to the designed display 12 of above-mentioned explanation.Element 13 is spaced-apart on display 12, and its distance has enough clearances 17 can make this element rotate freely.For guaranteeing to have the type sample of a rule, also form certain clearance 17(when armature spindle 3 directions are watched) 1 of stepper motor.
In above-mentioned display embodiment, element 13 is prismatic, has four sides 15 and foursquare end face and bottom surface 14,16, or becomes positive cube.This regular cube is aligned to some row and some row, arranges according to an aperture plate with the little lattice of a kind of square unit.But in the other mode, this prism body can have 6 sides, or becomes rod or have different configurations.
Second embodiment of display represents with Fig. 9 and Figure 10, and image wherein forms part 13 to be made up of the pyramid at four sides, and the base portion of this pyramid is an equilateral triangle.For obtaining uniform display front portion 18 with an angle, this angle is in direct ratio with the summit of the pyramid with four sides.
In this second concrete example of display, less clearance 17,17 ' promptly is enough, so the per unit area of the front portion 18 of display can use the element of a greater number, thereby can strengthen resolving power further.Yet the number of the inferior type sample of each element 13 has only three, is four in the situation of cube configuration.
If use the prismatic body at four sides with square base, cooperate 90 degree stepper motors to use together, then required clearance will be done the increase of some degree, but 13 spendable type samples of each element number also can increase.
Whole type sample is made of display 12 and image formation component 13, and image formation component 13 is made of side 15, and this whole type sample is made up of some times type sample, and the number of inferior type sample is consistent with the number of the side of each image formation component 15.In other words, type sample on a side of an element 13 can be a local segment that forms the part of big image, for example a diagrammatic representation is broken down into some local segments, or the type sample on a side of an element 13 can be a colour (as the kenel on colour television set), can be produced the integer sample of infinite number by element 13.Yet it is the control that each other stepper motor need be able to separate that needs are arranged.In the diagrammatic representation that is decomposed, the number of producible display front portion 18 is constrained to the number of the side of each image formation component 13, but in that the control of stepper motor 1 is fairly simple on the one hand in addition, because all stepper motors 1 simultaneously or in a sequence receive identical order.
Stepper motor 1 of the present utility model in other one side, also can be represented angle displacement via the induction variation of measuring in coil except being used for to the light object localization.
Figure 11 represents a wiring diagram of the stepper motor that the utility model proposes, wherein uses 9 one-tenth immutable being connected in series of four connection plungers 10 and two coils.Yet in this set, the direction of current in the need change coil 9 can change the sense of rotation of rotor 5.
Figure 12 represents the another one wiring diagram of the stepper motor that the utility model proposes, wherein have four coils 9 to be connected to be connected to plunger 10 ' a common central point.Can make rotor 5 have each desirable rotation via the current impulse ripple being supplied to one or two connection plunger, and need not change the direction of current in any one coil.
Claims (14)
1, a kind of display that is provided with stepper motor, its formation be by some axially image forming elements of separating of symmetry, space arrange according to an aperture plate and utilize stepper motor to be controlled; It is characterized in that: a side of each element is open, one stepper motor places the hole of this opening, each element also is provided with some sides simultaneously, this side respectively has the type sample of itself, and the end points of each element is connected to the rotor of stepper motor, this end points is positioned at the position relative with open side, and the armature spindle of stepper motor is consistent with the rotation axes of symmetry of element, and its setting has the stepper motor of itself for each image formation component.
2, display according to claim 1 is characterized in that: these elements are spaced-apart on display, and each interelement has the gap that these elements are rotated freely.
3, display according to claim 1 is characterized in that: these elements are prismatic body.
4, display according to claim 3 is characterized in that: these elements are prism, have four sides and foursquare end face and bottom surface.
5, display according to claim 4 is characterized in that: these elements are cube.
6, display according to claim 5 is characterized in that: these cubes are aligned to some row and some row, arrange according to an aperture plate with the little lattice of a kind of square unit.
7, display according to claim 1 is characterized in that: the type sample on a side of an element forms a local segment of a bigger expression type sample.
8, according to any one the described display in the claim 1,2,3,4,5,6 or 7, it is characterized in that, wherein each element comprises a stepper motor, this kind stepper motor, be provided with the rotor dish of permanent magnetization, this rotor dish is installed on the axle and is provided with the coil that is at least and comes excitation field; Each coil is wound onto on the plane, wherein the orthogonal directions of each coil perpendicular to armature spindle and wherein this rotor dish produce with each coil winding plane and intersect.
9, display according to claim 8 is characterized in that: the coil of described stepper motor is an air core coil.
10, display according to claim 8 is characterized in that: the rotor of described stepper motor and coil are surrounded by a circular soft iron foundry goods.
11, display according to claim 8 is characterized in that: each coil of described stepper motor is wound on the cylindrical cage member and is positioned to the encirclement rotor, and with this rotor concentric.
12, display according to claim 8, it is characterized in that: the number of described stepper motor coil becomes even number and is positioned to both sides at armature spindle, become in parallel mutually in twos, these coil antithesis become equally spaced separating on 360 degree circumference of encirclement armature spindle simultaneously.
13, display according to claim 12 is characterized in that: the number of described stepper motor coil is 4, and two coil antithesis are arranged to and are mutually the right angle, and rotor has a pair of magnetic pole simultaneously.
14, display according to claim 8 is characterized in that: the coil of described stepper motor can be encouraged with very little current impulse ripple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91229472 CN2110906U (en) | 1991-11-30 | 1991-11-30 | Display unit with stepping motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91229472 CN2110906U (en) | 1991-11-30 | 1991-11-30 | Display unit with stepping motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2110906U true CN2110906U (en) | 1992-07-22 |
Family
ID=4934968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91229472 Granted CN2110906U (en) | 1991-11-30 | 1991-11-30 | Display unit with stepping motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2110906U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003060857A1 (en) * | 2002-01-21 | 2003-07-24 | Jinming Zhang | A panel display and display method thereof |
| WO2018060984A1 (en) * | 2016-09-29 | 2018-04-05 | Vastech Holdings Ltd. | Electric motor having a diametric coil |
| US11462983B2 (en) | 2017-12-28 | 2022-10-04 | Intellitech Pty Ltd | Electric motor |
-
1991
- 1991-11-30 CN CN 91229472 patent/CN2110906U/en active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003060857A1 (en) * | 2002-01-21 | 2003-07-24 | Jinming Zhang | A panel display and display method thereof |
| WO2018060984A1 (en) * | 2016-09-29 | 2018-04-05 | Vastech Holdings Ltd. | Electric motor having a diametric coil |
| RU2717354C1 (en) * | 2016-09-29 | 2020-03-23 | ИНТЕЛЛИТЕК ПиТиВай ЛТД. | Electric motor having diametrical electromagnetic coil |
| US11462983B2 (en) | 2017-12-28 | 2022-10-04 | Intellitech Pty Ltd | Electric motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: PATENTEE; FROM: YINGBAO SCIENCE + TECHNOLOGY CO. LTD. TO: YINGBAO SCIENCE + TECH. CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Patentee after: Yingbao Science & Tech. Co., Ltd. Patentee before: Yingbao Science & Technology Co. Ltd. |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |