CN103334669A - Control circuit of automotive window direct current motor - Google Patents
Control circuit of automotive window direct current motor Download PDFInfo
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- CN103334669A CN103334669A CN2013102476770A CN201310247677A CN103334669A CN 103334669 A CN103334669 A CN 103334669A CN 2013102476770 A CN2013102476770 A CN 2013102476770A CN 201310247677 A CN201310247677 A CN 201310247677A CN 103334669 A CN103334669 A CN 103334669A
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- vehicle window
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Abstract
The invention provides a control circuit of an automotive window direct current motor, which comprises a first MOS transistor, a second MOS transistor, a third MOS transistor, a fourth MOS transistor, a control signal generating circuit, a logic or circuit and an automotive window position object sensor, wherein the source electrode of the first MOS transistor and the source electrode of the third MOS transistor are connected to a power supply, the source electrode of the second MOS transistor and the source electrode of the fourth MOS transistor are grounded, the drain electrode of the first MOS transistor is connected with the drain electrode of the second MOS transistor and is connected to the first port of the automotive window direct current motor, and the drain electrode of the third MOS transistor is connected with the drain electrode of the fourth MOS transistor and is connected to the second port of the automotive window direct current motor.
Description
Technical field
The present invention relates to the Automobile Design field, more particularly, the present invention relates to a kind of vehicle window DC motor control circuit.
Background technology
Present automobile generally all adopts power-operated window system.Power-operated window system is to use motor to control the lifting of glass for vehicle window, and is easy to operate.Motor refers to realize electric energy conversion (in the vehicle window direct current generator, refer to and change electric energy into mechanical energy) or a kind of calutron that transmits according to the law of electromagnetic induction.The main effect of motor is to produce driving torque, thus as the power source of electrical appliance or various machineries.
In recent years, the application of vehicle window direct current generator more and more widely, the vehicle window control of DC is also more apparent important.Specifically, for example, after the dc permanent magnet motor in the power windows glass-frame riser is connected rated current, rotating shaft output torque, after turbine and worm slows down, be delivered to the curled hair tube by the buffering shaft coupling again, drive the rotation of curled hair tube, the sliding support that makes the steel wire pulling be installed in glass bracket moves up and down in guide rail, reaches the purpose of lifting glass for vehicle window.
The rising of glass for vehicle window and decline can realize by the sense of current that changes in the vehicle window direct current generator.Specifically, can change the direction of rotation of vehicle window direct current generator by the flow through sense of current of vehicle window direct current generator of change, realize rising and the decline of glass for vehicle window thus.
But the control circuit for control vehicle window DC motor positive and negative rotation of the prior art is more single, and the circuit structure relative complex, and design flexibility can not adapt to the flexibility of existing car control general arrangement well.
Summary of the invention
Technical problem to be solved by this invention is at there being above-mentioned defective in the prior art, provides a kind of simple in structure and can improve the vehicle window DC motor control circuit of designer's design flexibility.
According to the present invention, a kind of vehicle window DC motor control circuit is provided, it comprises:
First MOS transistor, second MOS transistor, the 3rd MOS transistor and the 4th MOS transistor;
The source electrode of the source electrode of first MOS transistor and the 3rd MOS transistor is connected to power supply;
The source ground of the source electrode of second MOS transistor and the 4th MOS transistor;
The drain electrode of first MOS transistor links to each other with the drain electrode of second MOS transistor, and is connected to first port of vehicle window direct current generator;
The drain electrode of the 3rd MOS transistor links to each other with the drain electrode of the 4th MOS transistor, and is connected to second port of vehicle window direct current generator.
Preferably, described vehicle window DC motor control circuit also comprises: control signal produces circuit, logic OR circuit and vehicle window position object sensor;
Wherein, the output of vehicle window position object sensor is connected to the first input end of logic OR circuit, and the first input end to the logic OR circuit transmits sensing signal thus;
Wherein, vehicle window position object sensor is used for sensing vehicle window opening and whether has object, and the sensing signal that has first magnitude of voltage under the situation that does not sense object to the first input end transmission of logic OR circuit is sensing the sensing signal that has second magnitude of voltage under the situation of object to the first input end transmission of logic OR circuit;
And wherein, first MOS transistor and the 3rd MOS transistor are the PMOS transistors, and second MOS transistor and the 4th MOS transistor are nmos pass transistors;
The grid of first MOS transistor links to each other with the grid of second MOS transistor, and is connected to control signal generation circuit to receive first control signal;
The grid of second MOS transistor links to each other with the grid of the 4th MOS transistor, and is connected to the output of logic OR circuit;
Second input of logic OR circuit is connected to control signal and produces circuit to receive second control signal;
Control signal produces circuit for generation of first control signal and second control signal, so that in first control signal and second control signal has first magnitude of voltage, another in first control signal and second control signal has second magnitude of voltage.
Preferably, first magnitude of voltage=0V, second magnitude of voltage=Vcc.
Preferably, first MOS transistor is identical PMOS transistor with the 3rd MOS transistor, and second MOS transistor is identical nmos pass transistor with the 4th MOS transistor.
In vehicle window DC motor control circuit of the present invention, the vehicle window DC motor positive and negative rotation can be controlled simply by two opposite control signals, has improved the simplicity of design; And, arranged vehicle window position object sensor, it can not influence the vehicle window DC motor positive and negative rotation when not detecting object, but make that when detecting object it is feasible having only the rotation of a direction, can this feasible direction be set to vehicle window decline, then can effectively avoid vehicle window to rise and collision that produce and the object vehicle window place, for example prevent tong.
Thus, the invention provides a kind of simple in structure and can improve the vehicle window DC motor control circuit of designer's design flexibility.
Description of drawings
By reference to the accompanying drawings, and by with reference to following detailed, will more easily more complete understanding be arranged and more easily understand its attendant advantages and feature the present invention, wherein:
Fig. 1 schematically shows the schematic diagram of vehicle window DC motor control circuit according to the preferred embodiment of the invention.
Need to prove that accompanying drawing is used for explanation the present invention, and unrestricted the present invention.Notice that the accompanying drawing of expression structure may not be to draw in proportion.And in the accompanying drawing, identical or similar elements indicates identical or similar label.
The specific embodiment
In order to make content of the present invention clear and understandable more, below in conjunction with specific embodiments and the drawings content of the present invention is described in detail.
Fig. 1 schematically shows the schematic diagram of vehicle window DC motor control circuit according to the preferred embodiment of the invention.
Specifically, as shown in Figure 1, the vehicle window DC motor control circuit comprises according to the preferred embodiment of the invention: the first MOS transistor M1, the second MOS transistor M2, the 3rd MOS transistor M3 and the 4th MOS transistor M4.
The source electrode of the source electrode of the first MOS transistor M1 and the 3rd MOS transistor M3 is connected to power Vcc.
The source ground GND of the source electrode of the second MOS transistor M2 and the 4th MOS transistor M4.
The drain electrode of the first MOS transistor M1 links to each other with the drain electrode of the second MOS transistor M2, and is connected to first port one 1 of vehicle window direct current generator 10.
The drain electrode of the 3rd MOS transistor M3 links to each other with the drain electrode of the 4th MOS transistor M4, and is connected to second port one 2 of vehicle window direct current generator 10.
The vehicle window DC motor control circuit also comprises according to the preferred embodiment of the invention: control signal produces circuit 40, logic OR circuit 20 and vehicle window position object sensor 30.
Wherein, the output of vehicle window position object sensor 30 is connected to the first input end of logic OR circuit 20, and the first input end to logic OR circuit 20 transmits sensing signal S0 thus.
Wherein, vehicle window position object sensor 30 is used for sensing vehicle window opening and whether has object, and the sensing signal S0 that has first magnitude of voltage (logical zero) under the situation that does not sense object to the first input end transmission of logic OR circuit 20 is sensing the sensing signal S0 that has second magnitude of voltage (logical one) under the situation of object to the first input end transmission of logic OR circuit 20.
And wherein, the first MOS transistor M1 and the 3rd MOS transistor M3 are the PMOS transistors, and the second MOS transistor M2 and the 4th MOS transistor M4 are nmos pass transistors.
Preferably, the first MOS transistor M1 is identical PMOS transistor (for example having same size) with the 3rd MOS transistor M3, and the second MOS transistor M2 is identical nmos pass transistor (for example having same size) with the 4th MOS transistor M4.
The grid of the first MOS transistor M1 links to each other with the grid of the second MOS transistor M2, and is connected to control signal generation circuit 40 to receive the first control signal S1.
The grid of the second MOS transistor M2 links to each other with the grid of the 4th MOS transistor M4, and is connected to the output of logic OR circuit 20.
Second input of logic OR circuit 20 is connected to control signal and produces circuit 40 to receive the second control signal S2.
Control signal produces circuit 40 and is used for (for example according to user's driving window or close the operation of vehicle window) and produces the first control signal S1 and the second control signal S2, so that among the first control signal S1 and the second control signal S2 has first magnitude of voltage, another among the first control signal S1 and the second control signal S2 has second magnitude of voltage.
For example, first magnitude of voltage=0V, second magnitude of voltage=Vcc.
Like this, the first MOS transistor M1 and the second MOS transistor M2 have only a transistor turns at any time; The 3rd MOS transistor M3 and the 4th MOS transistor M4 have only a transistor turns at any time.And, when the first MOS transistor M1 and the paired conducting of the 4th MOS transistor M4, the second MOS transistor M2 and the paired conducting of the 3rd MOS transistor M3, thus form two kinds of different current of electric directions.
As can be seen, in the vehicle window DC motor control circuit of above preferred embodiment of the present invention, the vehicle window DC motor positive and negative rotation can be controlled simply by two opposite control signals, has improved the simplicity of design; And, arranged vehicle window position object sensor, it can not influence the vehicle window DC motor positive and negative rotation when not detecting object, but make that when detecting object it is feasible having only the rotation of a direction, can this feasible direction be set to vehicle window decline, then can effectively avoid vehicle window to rise and collision that produce and the object vehicle window place, for example prevent tong.
Thus, above preferred embodiment of the present invention provides a kind of simple in structure and can improve the vehicle window DC motor control circuit of designer's design flexibility.
In addition, need to prove, unless otherwise indicated, otherwise the term in the manual " first ", " second ", " the 3rd " etc. describe each assembly of only being used for distinguishing manual, element, step etc., rather than are used for logical relation between each assembly of expression, element, the step or ordinal relation etc.
Be understandable that though the present invention with the preferred embodiment disclosure as above, yet above-described embodiment is not in order to limit the present invention.For any those of ordinary skill in the art, do not breaking away under the technical solution of the present invention scope situation, all can utilize the technology contents of above-mentioned announcement that technical solution of the present invention is made many possible changes and modification, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not break away from technical solution of the present invention according to any simple modification, equivalent variations and the modification that technical spirit of the present invention is done above embodiment, all still belongs in the scope of technical solution of the present invention protection.
Claims (4)
1. vehicle window DC motor control circuit is characterized in that comprising:
First MOS transistor, second MOS transistor, the 3rd MOS transistor and the 4th MOS transistor;
The source electrode of the source electrode of first MOS transistor and the 3rd MOS transistor is connected to power supply;
The source ground of the source electrode of second MOS transistor and the 4th MOS transistor;
The drain electrode of first MOS transistor links to each other with the drain electrode of second MOS transistor, and is connected to first port of vehicle window direct current generator;
The drain electrode of the 3rd MOS transistor links to each other with the drain electrode of the 4th MOS transistor, and is connected to second port of vehicle window direct current generator.
2. vehicle window DC motor control circuit according to claim 1 is characterized in that also comprising: control signal generation circuit, logic OR circuit and vehicle window position object sensor;
Wherein, the output of vehicle window position object sensor is connected to the first input end of logic OR circuit, and the first input end to the logic OR circuit transmits sensing signal thus;
Wherein, vehicle window position object sensor is used for sensing vehicle window opening and whether has object, and the sensing signal that has first magnitude of voltage under the situation that does not sense object to the first input end transmission of logic OR circuit is sensing the sensing signal that has second magnitude of voltage under the situation of object to the first input end transmission of logic OR circuit;
And wherein, first MOS transistor and the 3rd MOS transistor are the PMOS transistors, and second MOS transistor and the 4th MOS transistor are nmos pass transistors;
The grid of first MOS transistor links to each other with the grid of second MOS transistor, and is connected to control signal generation circuit to receive first control signal;
The grid of second MOS transistor links to each other with the grid of the 4th MOS transistor, and is connected to the output of logic OR circuit;
Second input of logic OR circuit is connected to control signal and produces circuit to receive second control signal;
Control signal produces circuit for generation of first control signal and second control signal, so that in first control signal and second control signal has first magnitude of voltage, another in first control signal and second control signal has second magnitude of voltage.
3. vehicle window DC motor control circuit according to claim 1 and 2 is characterized in that, first magnitude of voltage=0V, second magnitude of voltage=Vcc.
4. vehicle window DC motor control circuit according to claim 1 and 2 is characterized in that, first MOS transistor is identical PMOS transistor with the 3rd MOS transistor, and second MOS transistor is identical nmos pass transistor with the 4th MOS transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310247677.0A CN103334669B (en) | 2013-06-19 | 2013-06-19 | Control circuit of automotive window direct current motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310247677.0A CN103334669B (en) | 2013-06-19 | 2013-06-19 | Control circuit of automotive window direct current motor |
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| Publication Number | Publication Date |
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| CN103334669A true CN103334669A (en) | 2013-10-02 |
| CN103334669B CN103334669B (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310247677.0A Active CN103334669B (en) | 2013-06-19 | 2013-06-19 | Control circuit of automotive window direct current motor |
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| CN (1) | CN103334669B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103354438A (en) * | 2013-06-19 | 2013-10-16 | 宁波普林斯电机有限公司 | Vehicle-window direct-current motor positive inversion control circuit |
| CN114428468A (en) * | 2021-09-29 | 2022-05-03 | 上海芯圣电子股份有限公司 | Electric tooth set chip with entrance detection function |
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| CN203296562U (en) * | 2013-06-19 | 2013-11-20 | 宁波恒特汽车零部件有限公司 | Circuit structure used for controlling forward rotation and reverse rotation of car window direct-current motor |
| CN203504457U (en) * | 2013-06-19 | 2014-03-26 | 宁波普林斯电机有限公司 | Vehicle window direct current motor positive and negative rotating control circuit |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB1462190A (en) * | 1973-12-13 | 1977-01-19 | Feaver J L | Reversing switch |
| US5552683A (en) * | 1993-02-23 | 1996-09-03 | Aerospatiale Societe Nationale Industrielle | Method of controlling a reversible electric device |
| CN2842872Y (en) * | 2005-10-13 | 2006-11-29 | 比亚迪股份有限公司 | DC motor with control circuit |
| CN101037917A (en) * | 2006-11-09 | 2007-09-19 | 埃泰克汽车电子(芜湖)有限公司 | Control module for vehicle electric sliding door and controlling means |
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| CN102361423A (en) * | 2011-10-28 | 2012-02-22 | 南通富士通微电子股份有限公司 | Bidirectional direct-current motor driving integrated circuit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103354438A (en) * | 2013-06-19 | 2013-10-16 | 宁波普林斯电机有限公司 | Vehicle-window direct-current motor positive inversion control circuit |
| CN103354438B (en) * | 2013-06-19 | 2016-06-29 | 宁波普林斯电机有限公司 | Vehicle-window direct-current motor positive inversion control circuit |
| CN114428468A (en) * | 2021-09-29 | 2022-05-03 | 上海芯圣电子股份有限公司 | Electric tooth set chip with entrance detection function |
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| Publication number | Publication date |
|---|---|
| CN103334669B (en) | 2016-02-10 |
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Effective date of registration: 20230620 Address after: 315000 fengshuigang village, Gulin Town, Haishu District, Ningbo City, Zhejiang Province Patentee after: NINGBO HENGTE AUTOMOBILE PARTS Co.,Ltd. Address before: 315176 Zhejiang province Ningbo Yinzhou District Gulin town water port village Patentee before: NINGBO PULINSI MOTOR Co.,Ltd. |