CN203747617U - Piston magnetically-interactive DC motor - Google Patents
Piston magnetically-interactive DC motor Download PDFInfo
- Publication number
- CN203747617U CN203747617U CN201420110876.7U CN201420110876U CN203747617U CN 203747617 U CN203747617 U CN 203747617U CN 201420110876 U CN201420110876 U CN 201420110876U CN 203747617 U CN203747617 U CN 203747617U
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- Prior art keywords
- piston
- coil
- motor
- steel
- magnetic
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Abstract
The utility model relates to a pure electric vehicle electric driving DC motor. The pure electric vehicle electrically-driven DC motor is a piston magnetically-interactive DC motor and has characteristics of simple and reasonable structure, easy processing and assembly, easy maintenance, and steady and reliable performance. The piston magnetically-interactive DC motor is composed of coils, a piston, a sensor, a connecting rod, and a crankshaft. Power is outputted by interaction of a coil electromagnet and a piston permanent magnet. The piston magnetically-interactive DC motor can be widely used in pure electric vehicle driving field, and provides a practical and applicable power mode for improvement of driving range of a pure electric vehicle.
Description
Technical field
The utility model relates to a kind of pure electric automobile driven by power DC motor.
Background technology
Development pure electric automobile must be resolved the key technology of two importances: battery technology, motor driven and control technology thereof.
Battery is the power producer of electric automobile, is also one of key factor always restricting Development of Electric Vehicles.Electric automobile can be competed mutually with fuel-engined vehicle, one of crucial will develop exactly that energy is high, power large, the high-efficiency battery of long service life.Up to the present, battery for electric automobile has passed through three generations's development, has obtained breakthrough.
Motor and drive system are electric automobiles
critical component, be also one of key technology., make electric automobile have good serviceability, drive motors should have speed-regulating range width, rotating speed is high, detent torque is large, volume is little, quality is little, efficiency is high and have the characteristics such as the strong and energy feedback of dynamic brake.At present, electric automobile adopts motor to mainly contain four classes such as DC motor (DCM), induction motor (IM), permanent magnet brushless electromotor (PMBLM) and switched reluctance motor (SRM).The structure of above four class DC motor and even shape adopt stator, rotor traditional approach always, its development and exploitation are subject to the restriction of the many factors such as volume, weight, cost, power density, conversion efficiency, torque control, torque variation, overload magnification, have delayed to a certain extent its research and development process.Its development direction is outside taking into account above-mentioned many factors, develops under constant electric current and voltage effect, produces the DC motor that continues strong impetus, reaches the object that improves round-the-clock continual mileage.
At present to be that continual mileage ability does not also reach round-the-clock for the bottleneck of restriction pure electric automobile development, the heart that the vehicle traction motor of high density, high efficiency, wide range speed control and control system thereof are electric automobile, be again one of key technology of development raising continual mileage ability, remain the emphasis of research and development.For this reason, people are also in research and the design of attempting carrying out a kind of new piston type power drive mode motor, but the design of this piston type power drive mode motor is wanted petty structure or is controlled too complicated, wanting petty is exactly theoretic or technical a kind of scheme, from practicality, application is had got long long way to go.Because reach practical, its design of commercialization will consider magnetic circuit, the secret degree of magnetic flux, magnetic field intensity, efficiency, power, power output, moment of torsion, the factors such as cost.
The power output that how to improve piston type power drive mode motor, provides strong impetus, and simplified structure reduces costs, and having practicality is the technical problem that this area will solve.
Summary of the invention
One. the object of utility model.
The technical problems to be solved in the utility model is to provide a kind of simple in structure, outputting power is strong, and control system is simple, has the mutual power formula of the piston magnetic DC motor of practicality, reach the object that improves continual mileage, promote that pure electric automobile is practical, commercialization, family oriented development process.
Two. the technical solution of utility model.
The utility model is to be mainly achieved by following technical proposals.
The described mutual power formula of piston magnetic DC motor, comprises coil, steel body, piston, transducer, silicon steel magnetic conduction fixed mount, connecting rod, bent axle, iron-core coil, output driving control system.
Described coil (10) is right side coil, in the middle of in right side coil (10), be provided with the circular iron-core coil (7) in right side, be positioned at the top of the circular aluminium alloy body in right side (8), the circular iron-core coil in right side (7) is selected metal silicon steel permeability magnetic material, during work, by output driving circuit, provide bidirectional, dc, produce alternating magnetic field, high temperature strong magnetic steel of ndfeb piston is produced to mutual attraction and repulsion.
The lower end of the described circular aluminium alloy body in right side (8) is provided with steel body lower end circular port (4), steel body lower end Hall element (2) is positioned at wherein, the upper end of the circular aluminium alloy body in right side (8) is provided with steel body upper end circular port (5), and steel body upper end Hall element (3) is positioned at wherein.
Described right side square silicon steel magnetic conduction fixed mount (9), is positioned at top and the left and right sides of right side coil (10), is metal magnetic conducting material, and both the fixing circular aluminium alloy body (8) in right side, played again the effect of magnetic conduction.
Described right side high temperature strong magnetic steel of ndfeb piston (11), is positioned at the bottom of circular aluminium alloy body (8) the right side coil in right side (10), passes through connecting rod interlock bent axle in steel body under the effect of mutual attraction and repulsion, pump, and transmitting power.
Described two Hall elements are comprised of steel body lower end Hall element (2) and steel body upper end Hall element (3), detect at any time the position of high temperature strong magnetic steel of ndfeb piston movement, and to input driving circuit, transmit detection signal in time.
Described right side connecting rod (17) upper end is connected with right side high temperature strong magnetic steel of ndfeb piston (11) by small end rotating shaft (21), and right side connecting rod (17) lower end is connected with bent axle (6) by connecting rod lower end rotating shaft (22).Above both sides full symmetric.
Described input driving circuit, the detection signal transmitting according to Hall element, controls in time output driving circuit and to two iron-core coils, carries the direct current alternately changing, and then produce alternating magnetic field.Another effect of input driving circuit is inbound pacing control pin pedal information, by output driving circuit control piston, exports different power.
By said structure design, make the utility model can reach aforementioned goal of the invention.
Three, the effect of utility model.
The utlity model has following advantage:
Simple and reasonable, process and assemble is easy, stable and reliable for performance.
2. adopt high temperature strong magnetic steel of ndfeb piston, can increase coil turn, under action of alternating magnetic field, produce strong impetus, and then reach the object that improves continual mileage.
3. because it structurally adopts piston mode, extension stroke easily, as four-stroke-cycle, many strokes etc.
4. from a structural point, existing automobile mature technology can be transplanted completely, and as control system, gearbox etc., can reduce development cost.Adopt gearbox mature technology, reduced motor requirement speed-regulating range width, rotating speed is high, detent torque is large characteristic.
5.. Drive and Control Circuit is fairly simple, and cost is low.
Accompanying drawing explanation
fig. 1 is the mutual power formula of piston magnetic DC motor structure schematic diagram
fig. 2 is output driving control system circuit block diagram
(1) in Fig. 1 is support, (2) be steel body lower end Hall element, (3) be steel body upper end Hall element, (4) be steel body lower end circular port, (5) be steel body upper end circular port, (6) be bent axle, (7) be the circular iron-core coil in right side, select metal silicon steel permeability magnetic material, (8) be the circular aluminium alloy body in right side, it is metal non-magnet material, (9) be right side square silicon steel magnetic conduction fixed mount, it is metal magnetic conducting material, not only fixing steel body but also play the effect of magnetic conduction, (10) be right side coil, (11) be right side high temperature strong magnetic steel of ndfeb piston, (12) be left side high temperature strong magnetic steel of ndfeb piston, (13) be left side coil, (14) be the circular iron-core coil in left side, select metal silicon steel permeability magnetic material, (15) be the circular aluminium alloy body in left side, it is metal non-magnet material, (16) be the square silicon steel magnetic conduction fixed mount in left side, it is metal magnetic conducting material, not only fixing steel body but also play the effect of magnetic conduction, (17) be right side connecting rod, (18) be left side connecting rod, (19) be left side coil lead, (20) be right side coil lead, (21) be small end rotating shaft, (22) be the rotating shaft of connecting rod lower end.
Fig. 2 is output driving control system circuit block diagram, and it is by motor and control motor output driving circuit, input driving circuit, and sensor detection circuit four parts form.Power supply is from electric energy management system, and accelerator pedal information is from master control system.
embodiment
Fig. 1 and Fig. 2 are embodiment, and by embodiment, and in conjunction with the mutual power formula of piston magnetic DC motor structure schematic diagram accompanying drawing 1, output driving control system circuit block diagram accompanying drawing 2, is further described structure of the present utility model and the course of work:
(10) in accompanying drawing 1 are right side coils, and (13) are left side coils, can require to select the copper enamelled wire coiling of different size to form according to supply power voltage value and power.(11) in Fig. 1 are right side high temperature strong magnetic steel of ndfeb pistons, and (12) are left side high temperature strong magnetic steel of ndfeb pistons, and Hall element is positioned at the upper and lower two ends of the circular aluminium alloy body in right side (8).When right side high temperature strong magnetic steel of ndfeb piston (11) moves to steel body lower end, steel body lower end Hall element (2) output detection signal, give input driving circuit, by input driving circuit control output driving circuit to the right coil (10) flow into direct current in the same way, coil two ends produce and the same verticity of piston, and two magnets produce mutual suction.What coil (13) flowed into the left is reverse direct current, coil two ends produce contrary with piston to magnetic polarity, two magnets produce mutually exclusive power, with this, pass through piston driving connecting rod and Crankshaft motion.Otherwise, when right side high temperature strong magnetic steel of ndfeb piston (11) moves to steel body upper end, steel body upper end Hall element (3) output detection signal, give input driving circuit, by input driving circuit control output driving circuit to the right coil (10) send into reverse direct current, coil two ends produce and piston reverses direction magnetic polarity, and two magnets produce mutually exclusive power.Coil (13) flows into the left is direct current in the same way, coil two ends produce identical with piston to magnetic polarity, two magnets produce the power of attracting each other, effect is lucky contrary with said process, has so just completed the motion going round and beginning again.
By said structure, design and the course of work, make the utility model can reach aforementioned goal of the invention.
Claims (1)
1. the mutual power formula of a piston magnetic DC motor, comprise coil, steel body, piston, transducer, silicon steel magnetic conduction fixed mount, connecting rod, bent axle, iron-core coil, it is characterized in that described coil (10) is right side coil, in the middle of in right side coil (10), be provided with the circular iron-core coil (7) in right side, be positioned at the top of the circular aluminium alloy body in right side (8), on right side, the lower end of circular aluminium alloy body (8) is provided with steel body lower end circular port (4), steel body lower end Hall element (2) is positioned at wherein, the upper end of the circular aluminium alloy body in right side (8) is provided with steel body upper end circular port (5), steel body upper end Hall element (3) is positioned at wherein, right side square silicon steel magnetic conduction fixed mount (9), be positioned at top and the left and right sides of right side coil (10), it is metal magnetic conducting material, both the fixing circular aluminium alloy body (8) in right side, play again the effect of magnetic conduction, right side high temperature strong magnetic steel of ndfeb piston (11), be positioned at the bottom of circular aluminium alloy body (8) the right side coil in right side (10), right side connecting rod (17) upper end is connected with right side high temperature strong magnetic steel of ndfeb piston (11) by small end rotating shaft (21), right side connecting rod (17) lower end is connected with bent axle (6) by connecting rod lower end rotating shaft (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420110876.7U CN203747617U (en) | 2014-03-12 | 2014-03-12 | Piston magnetically-interactive DC motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420110876.7U CN203747617U (en) | 2014-03-12 | 2014-03-12 | Piston magnetically-interactive DC motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203747617U true CN203747617U (en) | 2014-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420110876.7U Expired - Fee Related CN203747617U (en) | 2014-03-12 | 2014-03-12 | Piston magnetically-interactive DC motor |
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| Country | Link |
|---|---|
| CN (1) | CN203747617U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608096A (en) * | 2019-09-06 | 2019-12-24 | 吉林大学 | Electromagnetic induction type power generation system with connecting rod and crankshaft |
-
2014
- 2014-03-12 CN CN201420110876.7U patent/CN203747617U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608096A (en) * | 2019-09-06 | 2019-12-24 | 吉林大学 | Electromagnetic induction type power generation system with connecting rod and crankshaft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20150312 |
|
| EXPY | Termination of patent right or utility model |