WO2013143118A1 - 对置铁芯及其制造方法及该对置铁芯的电磁风扇离合器 - Google Patents
对置铁芯及其制造方法及该对置铁芯的电磁风扇离合器 Download PDFInfo
- Publication number
- WO2013143118A1 WO2013143118A1 PCT/CN2012/073308 CN2012073308W WO2013143118A1 WO 2013143118 A1 WO2013143118 A1 WO 2013143118A1 CN 2012073308 W CN2012073308 W CN 2012073308W WO 2013143118 A1 WO2013143118 A1 WO 2013143118A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- core
- groove
- electromagnet core
- hole
- annular
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D27/00—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor
- F16D27/004—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with permanent magnets combined with electromagnets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D27/00—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor
- F16D27/14—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D27/00—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor
- F16D27/01—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with permanent magnets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D27/00—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor
- F16D27/02—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with electromagnets incorporated in the clutch, i.e. with collecting rings
- F16D27/04—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with electromagnets incorporated in the clutch, i.e. with collecting rings with axially-movable friction surfaces
- F16D27/06—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with electromagnets incorporated in the clutch, i.e. with collecting rings with axially-movable friction surfaces with friction surfaces arranged within the flux
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F3/00—Cores, Yokes, or armatures
- H01F3/04—Cores, Yokes, or armatures made from strips or ribbons
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0213—Manufacturing of magnetic circuits made from strip(s) or ribbon(s)
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/081—Magnetic constructions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D27/00—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor
- F16D2027/001—Means for electric connection of the coils of the electromagnetic clutches
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D27/00—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor
- F16D2027/005—Details relating to the internal construction of coils or to clutches having more than one coil in the same housing
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
- Y10T29/49073—Electromagnet, transformer or inductor by assembling coil and core
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
- Y10T29/49075—Electromagnet, transformer or inductor including permanent magnet or core
Definitions
- the present invention relates to an opposed core for transmitting a rotary motion, a method of manufacturing the same, and a related clutch, and more particularly to an opposed iron core for an electromagnetic fan clutch for a vehicle, a method of manufacturing the same, and an electromagnetic fan clutch including the same.
- the application date is December 07, 2010, the application number is 201010588608.2
- the invention name is "an automobile electromagnetic fan clutch”
- the application The application date is December 20, 2010, the application number is 201020659237.8, the invention name is "a kind of automobile electromagnetic fan clutch” Chinese patent application, and the application date is December 27, 2010, the application number is 201010621450.4
- the invention name is " Chinese patent application for magnet fixing plate with cyclone cooling blade
- the invention name is "magnet fixed disk with cyclone cooling blade” Application.
- electromagnet cores are often in the form of Figure 1 as described in the present invention.
- the electromagnet core body 1' is cast by a mold having one or more annular grooves 2', 3' whose openings are all facing the same side of the core body, and then placed in the annular grooves 2', 3'.
- Electromagnetic coils 7', 8' have electromagnetic terminals 7', 8' respectively having pairs of terminals 9', 10', 11', 12', which can then pass through a single such as described
- the annular friction linings are punched out through the corresponding pair of lead holes 16', and then the corresponding lead grooves are adaptively opened in the radial direction of the friction lining according to the random positions of the lead holes 16'.
- the lead ends are brought into corresponding positions, for example, inside the drive shaft, and the lead ends are ultimately extended into the corresponding power supply circuit.
- the single annular friction plate 13' is fixed to the sidewall end edge 6' of the corresponding annular groove opening by a plurality of spot welding, that is, the annular friction plate 13' completely covers the Side wall edge 6'.
- the through hole 14' of the single annular friction plate is larger than the outer circumference of the electromagnet core through hole 4' and is correspondingly capped thereon.
- the aforementioned electromagnet core may offset a part of the electromagnetic force due to the mutual interference of the electromagnetic coils, so that a larger coil is required to meet the actual requirements of the electromagnetic clutch in use, resulting in a larger volume and size.
- One object of the present invention is to provide an electromagnetic core device for a clutch of a completely new configuration.
- Another object of the present invention is to provide a method of manufacturing the aforementioned electromagnet core device.
- the opposed electromagnet core of the present invention includes a core groove which is disposed away from each other in the axial direction on the electromagnet core body.
- the opposed electromagnet core of the present invention further includes a friction plate disposed opposite to each other on the core groove.
- the opposed electromagnet core of the present invention further includes coils disposed opposite to each other in the core groove.
- the ground end of the coil is directly connected to the core body.
- the terminal end and the grounding end are located on the same side of the core body.
- the core groove includes a first annular groove and a second annular groove.
- the core groove includes a first square groove and a second square groove.
- the friction plate comprises an annular large friction plate and a ring-shaped small friction plate, and the annular large friction plate is engaged in the first annular groove opening, and the annular small friction plate card Connected in the second annular groove opening.
- each of the core slots is provided with a reinforcing strip on the inner side wall of the open end.
- the reinforcing grain has a cross-sectional height of 0.1 mm to 5 mm.
- the bottom end surface of the second annular groove is provided with a first through groove, a first half through groove, a second half through groove, a third half through groove, and a first through hole. a second through hole, a third through hole, and a fourth through hole.
- the foregoing various technical features further reduce the size, and further save manufacturing materials, making the wiring structure more reasonable.
- the third through hole has a first trapezoidal stage, and the second through hole has a second trapezoidal stage.
- a method of manufacturing a counter core according to the present invention includes directly stretching a core groove disposed opposite to each other on a core body.
- the method for manufacturing the opposed iron core of the present invention comprises directly spinning a core groove disposed opposite to each other on the core body.
- the manufacturing method of the opposite core of the present invention comprises placing coils opposite to each other, and each of the coils has only one terminal leading out to the core through hole of the core slot; the ground end of the coil The iron core body is connected; the friction plates are engaged with each other.
- the foregoing technical solution makes the iron core process method simple, saves the process, saves the materials, and makes mass production possible.
- the electromagnetic fan clutch of the opposing core of the present invention is the electromagnetic fan clutch of the opposing core of the present invention.
- the opposite side of the opposing electromagnet core device has a first suction gap and a second suction gap.
- each terminal of the coil is taken out from a lead groove of the main shaft.
- the lead grooves are plural and symmetrical to each other.
- the main shaft has a second stage.
- the main shaft is a hollow tubular member.
- the electromagnetic fan clutch of the present invention includes a fan fixed disk bearing that is tightly fitted to the left side of the drive plate, and the outer ring of the fan fixed disk bearing is tightly engaged with the fan fixing plate, and the fan fixed plate is abutted a second sleeve is tightly fitted on the left side of the bearing, and a large spring piece and a large suction cup are connected to the left side of the fan fixing plate, and the iron core through hole of the electromagnet core device is tightly fitted On the main shaft and adjacent to the left side of the second sleeve, a fastening cover fixed bearing is tightly fitted on the left side of the electromagnet core device, and the outer ring is tightly fitted and tightly mounted.
- the fastening cover is further provided with a small spring piece and a small suction disk, and the fastening cover fixing bearing is received by the fastening hole of the fastening cover, and is fastened with the fastening
- the inner wall of the hole is tightly fitted, and the fixing bolt and the thread of the main shaft are screwed to each other.
- the fan fixed disk has a first ring that is sleeved on the electromagnet core device
- the side wall is embedded with an annular soft iron at the end of the first annular side wall, and the fastening cover is connected with a magnet fixing disk cover, and the inner edge is connected with the annular magnet fixing plate.
- the fan fixing plate has an annular groove for accommodating a magnet fixing plate
- the fastening cover has a first annular side wall covering the electromagnet core device, An annular side wall is inlaid with a ring of soft iron.
- Figure 1 is a schematic view of the background art of the present invention
- FIG. 2 is a schematic view of a first embodiment of an electromagnet core device of the present invention
- FIG. 3 is a schematic view showing a first embodiment of an electromagnet core device of the present invention placed in a three-speed electromagnetic clutch;
- FIG. 4 is a schematic view showing another direction of the iron core body of FIG.
- Figure 5A is a cross-sectional view of the core body of Figure 2 taken along line A-A;
- Figure 5B is a cross-sectional view of the core body of Figure 2 taken along line B-B;
- Figure 6 is a cross-sectional view of Figure 3;
- Figure 7 is a schematic view showing the other direction of the driving disk and the main shaft of Figure 2;
- Figure 8 is a schematic view showing a second embodiment of the electromagnet core device of the present invention.
- Figure 9 is another side view of the iron core of Figure 8.
- Figure 10 is a cross-sectional view taken along line C-C of the second embodiment of the electromagnet core device of the present invention.
- Figure 11 is a cross-sectional view showing a second embodiment of the electromagnetic fan clutch of the present invention.
- a first embodiment of the electromagnet core device of the present invention is a first embodiment of the electromagnet core device of the present invention.
- FIG. 2 Fig. 3, Fig. 4, Fig. 5A, Fig. 5B, Fig. 6, there is shown a first embodiment of the electromagnet core device of the present invention.
- a first annular groove 12 is opened at one end of the core body 11 of the present invention
- a second annular groove 13 is opened at the other end of the core body 11 of the present invention.
- the center of the first annular groove 12 and the center of the second annular groove 13 are both in the axial direction of the core body 11 and coincide with each other.
- the core body 11 has a core through hole 4 at a central portion thereof, and a shaft pin sleeve 5 is formed after extending a portion in a direction toward the opening of the second annular groove 13.
- the inner side wall 121 of the first annular groove 12 and the outer side wall 122 of the second annular groove 13 are mutually combined to form a common side wall.
- the open end surface of the first annular groove 12 and the bottom end surface 124 of the second annular groove 13 are in the same horizontal plane.
- the bottom end surface of the first annular groove 12 is located on the same horizontal plane as the opening end surface of the second annular groove 13.
- the first annular groove 12 is located on the inner side of the outer wall of the opening portion and the inner side of the inner wall corresponding to the equidistant adhesive force and the first reinforcing grain 130 of the semi-circular cross section, and the cross-sectional radius of the semicircular portion, or
- the height of the section is preferably from 0.1 mm to 5 mm.
- the inner side of the outer wall of the second annular groove 13 at the opening portion and the inner side of the inner wall are correspondingly provided with an equidistant adhesive force and a second reinforcing pattern 131 having a semicircular cross section, and the semicircular portion thereof
- the section radius, or section height is optimal from 0.1 mm to 5 mm.
- a first through groove 125 having two openings is formed in the radially outward direction on the bottom end surface 124 of the second annular groove 13.
- a first half-way groove 126 is opened in a radial inward direction of the bottom end surface 124 at a diametrically opposite position of the first through groove 125, and the first opening of the first half-way groove 126 faces the core through hole 4.
- a first through hole 16 is formed perpendicular to the core body 11 at a farthest end of the first half through groove 126.
- a second half-way groove 127 similar to the first half-way groove 126 is formed at a 90° clockwise angle with the first half-way groove 126 for weighting and balancing the core body 11 .
- the single opening faces the core through hole 4, and the second through hole 180 is further opened perpendicular to the core body 11 at the farthest end of the second half through groove 127.
- the second through hole 180 is enlarged to a portion having a larger sectional area before being extended into the inside of the second annular groove 13, and thus forms a second trapezoidal stage 133.
- a fourth through hole 181 is further formed in the second through hole 180 along the second half through groove 127 in the direction of the core through hole 4. Referring to FIG. 2 and FIG.
- the first through groove 125 is at an angle of 90° clockwise, and a third semi-through groove 128 is opened radially outward of the bottom end surface 124.
- the first annular groove 12 defines a third through hole 129 perpendicularly formed at an innermost end of the third half through groove 128 in the radial direction.
- the third through hole 129 is enlarged to a portion having a larger sectional area before being extended into the inside of the second annular groove 13, and thus forms the first trapezoidal stage 132.
- a large coil 8 is placed in the first annular groove 12, which is covered with a large annular friction plate 138, and the outer annular edge 140 and the inner edge 141 of the large annular friction plate 138 are The first reinforcement 130 card is combined for further bonding.
- One lead wire of the large coil 8 is fixed by a rivet through the third half-passing groove 128 and is grounded at the third through hole 129 and located in the third half-passing groove 128;
- the other lead wire of the coil S is introduced into the through hole 4 of the core body 11 through the first through groove 125.
- a small coil 7 is placed in the second annular groove 13 and covered with a small annular friction plate 139.
- a lead wire of the small coil 7 passes through the fourth through hole 181 from one side of the second annular groove 13 and extends in a radially outward direction of the second half through groove 127. Fixing and tying the iron to the second through hole I SO and located in the second half through groove 127; the other lead wire of the small coil 7 passes through the first through hole
- the riveting can also be replaced by a connection such as screwing or splicing, as long as the grounding is reliably placed on the core body 11.
- the first annular groove 12 and the second annular groove 13 are disposed opposite to each other along the axial direction of the core body 11, and the openings are opposite to each other, that is, arranged and arranged opposite to each other.
- the large coils 8 and the small coils 7 are also disposed opposite to each other in the direction of the opening of the annular grooves 12, 13, i.e., arranged and arranged opposite each other.
- the large friction plate 138 and the small friction plate 139 are also disposed opposite to each other in the direction of opening of the annular grooves 12, 13, that is, arranged and arranged opposite each other.
- a method of manufacturing the first embodiment of the electromagnet core device of the present invention is a method of manufacturing the first embodiment of the electromagnet core device of the present invention.
- the core body 11 is provided by forging or casting or direct stretching or direct spinning or direct casting, and the iron core grooves are disposed opposite to each other by machining, that is, the first annular groove 12 and the second annular groove are formed opposite to each other. 13.
- the first through groove 125, the first half through groove 126, the second half through groove 127, and the third half through groove 128 are formed on the bottom end surface 124 by machining or milling.
- the first through hole 16, the second through hole 180, the third through hole 129, and the fourth through hole 181 are formed by the drill.
- a first trapezoidal table 132 and a second trapezoidal table 133 are formed by using drills of different diameters.
- the large coil 8 is placed into the first annular groove 12, and the first terminal end 111 of the large coil 8 is placed into the third half-channel along the opening of the third half-passing groove 128. Then, the first rivet 135 is placed into the first rivet 135, and then the remaining portion of the first leading end 111 is wound around the rivet and the first rivet 135 is fixed to the third half through with a riveting machine. A grounding is formed in the groove 128, after which the excess is cut. The second lead end 112 of the large coil 8 passes along the first through slot 125 and extends into the core through hole 4.
- an adhesive such as an epoxy resin is poured over the large coil 8 located in the first annular groove 12, and then the outer edge 140 of the large annular friction plate and the inner edge 141 of the large annular friction plate are tightly fitted. They are respectively embedded on the first reinforcing grooves 130. The large friction lining is thereby further bonded and snapped to cover the large coil 8.
- the small coil 7 is placed into the second annular groove 13, and the second leading end 19 of the small coil 7 is passed through the fourth through hole 181 to enter one side of the bottom end portion 124.
- a second rivet 136 is placed through the second through hole 180 along the second trapezoidal table 133 side, and then the remaining portion of the second lead end 19 of the small coil 7 is along the second half pass
- the groove 127 extends in a radially outward direction and is wound around the second rivet 136, and then the second rivet 136 is fixed by a riveting machine to the second half-way groove 127 of the core body 11 to form a grounding. Drop the excess.
- the first lead end 110 of the small coil 7 extends through the first through hole 16 into one side of the bottom end portion 124, and then is placed along the first half through groove 126, and finally by the first The opening of the half through groove 126 extends into the core through hole 4.
- an adhesive such as an epoxy resin is poured over the small coil 7 located in the second annular groove 13, and then the outer edge 145 of the small annular friction plate 139 and the inner edge 146 of the small annular friction plate are tightened.
- the mating is respectively embedded in the second reinforcing strip 131.
- the small friction lining 139 is thereby bonded and snapped to cover the small coil 7.
- the electromagnet core device of the first embodiment of the present invention can be formed by the aforementioned first method of the present invention.
- it also has two annular friction plates 138, 139 and facing electromagnets located in the opposite direction of the core body opening.
- the two lead wires 110, 112 of the two coils of the core through hole 4 are respectively used to connect the power supply ends of the corresponding electromagnetic coils.
- Another manufacturing method of the electromagnet core according to the first embodiment of the present invention is: in the case where the other steps of the first method are unchanged, the steps of forming the core groove are directly stretched out To the set core slot.
- a further manufacturing method of the electromagnet core according to the first embodiment of the present invention is: in the case where the other steps of the first method are unchanged, the step of forming the core groove is to rotate the mutual back arrangement Core slot.
- a second embodiment of the electromagnet core device of the present invention is a second embodiment of the electromagnet core device of the present invention.
- FIG. 8 Figures 9, 10 there is shown a second embodiment of an electromagnet core device of the present invention.
- the second core body 21 of the present invention has two first square grooves 22 at one end thereof, and the other two ends of the core body 21 have two other second square grooves 23 in the axial direction.
- the core body 21 has a core through hole 24 at a central portion thereof, and a shaft pin sleeve 25 is formed after extending a portion in a direction toward the opening of the second square groove 23.
- the core body 21 has a first fixed outer edge 290 in the circumferential direction, and the first fixed outer edge 290 has a triangular equidistant engaging force third reinforcing grain 234 at the inner wall opening thereof, and the triangular portion has a height of a section 0.1 mm to 5 mm is the optimum value.
- the core body 21 has a second fixed outer edge 291 in the circumferential direction of the other side, and the second fixed outer edge 291 has a triangular equidistant engaging force fourth reinforcing grain 235 at the inner wall opening thereof, and the triangle
- the partial height of the section is preferably from 0.1 mm to 5 mm, and the same fourth reinforcing grain 235 is also formed on the pin sleeve 25.
- the two first square grooves 22 and the other two second square grooves 23 are evenly distributed on the core body 21, and the center lines of each other are perpendicular to each other in the plane position of the core body 21.
- the first square groove 22 has an equidistant adhesive force and a first force of the clamping force 230 in a triangular cross section at the inner side wall of the opening portion thereof, and the height of the triangular portion is 0.1 mm to 5 mm. .
- the inner side wall of the second square groove 23 at the opening portion thereof is also correspondingly provided with an equidistant adhesive force and a second reinforcing reinforcing 231 having a triangular cross section, and the triangular portion has a sectional height of 0.1 mm. Up to 5 mm is the optimum value.
- Two first through grooves 225 are respectively opened in the radially inward direction of the two first square grooves 22, each of which has an opening toward the core through hole 24 and faces the first The opening of the square groove 22.
- Two other first half-passing grooves 226 are respectively opened in parallel with the left side of the two first through grooves 225, and two first through holes are respectively opened at the end positions of the iron core through holes 24 The holes 26, the two first through holes 26 are enlarged to a portion having a larger cross-sectional area before being extended into the other side of the core body 21, and thus two first trapezoidal stages 232 are formed.
- Two anti-"7"-shaped second half-passing grooves 227 are formed at 90° clockwise with the two first through grooves 225, and the openings of the two slots are all facing the core through hole 24
- the two second through holes 227 are blind ends perpendicular to the core body 21 and have two second through holes 280.
- the two second through holes 280 are enlarged to a portion having a larger sectional area before being extended into the other side of the core body 21, and thus two second trapezoidal stages 233 are formed.
- a third through hole 229 is also formed at a corner of each of the anti-"7"-shaped second half-grooves 227, respectively.
- Two first coils 28 are placed in the two first square slots 22, and the upper annular friction plates 238 are covered thereon.
- the large annular friction rib 238 is engaged by the inner side wall of the first fixed outer edge 290 of the core body 21 to increase the engaging force by the third reinforcing rib 234, and may pass through the first reinforcing grain 230 such as a ring.
- the adhesive of the oxygen resin is further bonded.
- One lead wire 211 of the two first coils 28 passes through the two first half through slots 226 respectively and is then fixed by rivets and grounded at the two first through holes 26 and located at the The other two lead wires 212 of the two first coils 28 are respectively introduced into the through holes 24 of the core body 21 through the two first through grooves 225.
- Two second coils 27 are respectively disposed in the two square grooves 23 on the other side of the core body 21, and are covered with a small annular friction plate 239, the inner edge 246 of the small annular friction plate 239 and the outer portion thereof.
- the edge 245 is further bonded by the fourth reinforcing grain 235 card and by an adhesive such as an epoxy resin attached to the second reinforcing grain 23 1 .
- Two pairs of lead wires of the two second coils 27 are respectively passed through the two through holes 229, one of which is along the blind end of the second half-passing groove 227 to the second
- the through hole 280 is fixed by a rivet and is grounded at the second through hole 280 and located in the second half through groove 227; the other lead wires of the two second coils 27 are respectively along the first
- the opening direction of the half through groove 227 is introduced into the through hole 24 of the core body 21.
- the aforementioned riveting may also be replaced by a connection such as screwing or welding, as long as the grounding is reliably placed on the core body 21.
- the two first square grooves 22 and the other two second square grooves 23 are mutually axially along the axial direction of the core body 21.
- the arrangement is arranged in the opposite direction, and the openings of the two are opposite to each other, that is, arranged and arranged opposite each other.
- the two first coils 28 and the other two second coils 27 are also disposed opposite to each other with respect to the opening direction of the square grooves, and SPs are arranged and arranged opposite each other.
- the large friction 238 and the small friction 239 are also disposed opposite to each other in the direction of opening of the square grooves 22, 23, i.e., arranged and arranged opposite each other.
- the large friction plate 238 and the small friction plate are also located in the opening of the core body and have four lead wires 210, 212 facing the four coils of the electromagnetic core through hole 24 for respectively connecting the power supply ends of the respective coils.
- a method of manufacturing a second embodiment of the electromagnet core device of the present invention is a method of manufacturing a second embodiment of the electromagnet core device of the present invention.
- the two first through grooves 225, the two first half through grooves 226, and the two second half through grooves 227 are formed on one of the end faces of the core body 21 by machining or milling.
- the two first through holes 26, the two second through holes 280, and the two third through holes 229 are formed by the drill.
- two first trapezoidal stages 232 and two second trapezoidal stages 233 are formed using drills of different diameters.
- the two first coils 28 are placed in the first square slot 22, and the first terminals 211 of the two first coils 28 are placed along the opening of the first half-channel 226.
- the first half-way groove 226 is then inserted into the first rivet 237 by the first trapezoidal table 232, and then the remaining portion of the first terminal 211 is wound around the rivet and used
- the riveting machine fixes the first rivet 237 to the first through hole 26 in the first half through groove 226 to form a ground, and then cuts off the excess portion.
- the second lead ends 212 of the first coil 28 respectively pass along the first through grooves 225 and extend into the core through holes 24 .
- an adhesive such as an epoxy resin is poured over the two first coils 28 located in the first square groove 22, and then the outer edge 240 of the large annular friction plate 238 is embedded into the The third reinforcing ribs 234 are bonded to each other by an adhesive attached to the first reinforcing grooves 230. The large friction 238 is thereby further bonded and snapped to cover the two first coils 28.
- the two second coils 27 are placed into the second square groove 23, and the two pairs of the leading ends 29, 210 of the two small coils 27 are respectively passed through the third through holes 229 to enter the One side of the first square groove 22 is then inserted into the second rivet 236 through the second through hole 280 along the second trapezoidal table 233 side, and then the second leading end 29 of the second coil 27 is The remaining portion extends toward the blind end of the second half-passing groove 227 and is wound around the second rivet 236, and then the second rivet 236 is fixed by the riveting machine to the second half-passing groove 227 on the core body 21 to form a lap. Iron, then cut off the excess.
- the first lead end 210 of the second coil 27 extends into the core through hole 24 in the opening direction of the second half through groove 227. Thereafter, an adhesive such as an epoxy resin is poured over the second coil 27 located in the second square groove 23, and then the outer edge 245 of the small annular friction plate 239 and the inner edge 246 of the small annular friction plate are passed. The tight fit is respectively embedded on the fourth reinforcing rib 235 and the bonding is obtained by an adhesive attached to the second reinforcing rib 231. The small friction piece 239 is thereby further bonded and snapped to cover the second coil 7.
- an adhesive such as an epoxy resin
- the electromagnet core device of the second embodiment of the present invention can be formed by the first method of the present invention.
- it has two annular friction plates 238, 239 disposed oppositely and engaged in the fixed edge of the core body, and a total of four lead wires 210, 212 facing the two pairs of coils of the electromagnet core through hole 24, respectively A power supply terminal for connecting the corresponding electromagnetic coil.
- Another manufacturing method of the electromagnet core according to the second embodiment of the present invention is: in the case where the other steps of the first manufacturing method of the second embodiment are unchanged, the step of forming the core groove is direct Stretch out the core slots that are facing away from each other.
- a further manufacturing method of the electromagnet core according to the second embodiment of the present invention is: in the case where the other steps of the first manufacturing method of the second embodiment are unchanged, the step of forming the core groove is Spin the core slots that are disposed opposite each other.
- Fig. 3 shows a case where the electromagnetic fan clutch of the present invention is constructed by the first embodiment of the electromagnet core device of the present invention.
- a first embodiment of the electromagnetic fan clutch of the present invention is a first embodiment of the electromagnetic fan clutch of the present invention.
- the electromagnetic fan clutch of the present invention is constituted by a drive shaft 81 including a main shaft 816 which can be hollow and a drive disc body 80, on which a wire groove 83 is opened, and the wire groove 83 is adapted to accommodate A plurality of enameled wires, the wire groove 83 extending to a position close to the driving disk 80, which is covered with a dust jacket 82 and a brush device.
- the dust jacket is tightly fitted to the side of the driving plate 80 of the main shaft 816 through the boot fixing bearing 84, and the outer ring is tightly fitted to the dust jacket. 82.
- a first sleeve 827 made of a material steel 45 is mounted on the left side of the boot fixing bearing 84, and a fan fixed disc bearing 86 is tightly fitted to the left side of the boot sleeve 816.
- the fan fixed disc bearing 86 The outer ring is tightly fitted to the fan fixing plate 85.
- the left side of the dust jacket 82 is locked at the right end of the fan fixing plate 85 to be sealed.
- a second sleeve 820 made of a material steel 45 is tightly fitted to the left side of the fan fixed disk bearing 86 on the left side of the fan fixed disk bearing 86 for the formation of the first suction gap 841. Referring to Fig. 6, Fig.
- the main shaft 816 is radially reduced at the left side of the second sleeve to form a second stage 850, thereby further saving the material and weight of the electromagnetic fan clutch of the present invention.
- a large spring piece 87 and a large suction cup 88 are screwed to the left side of the fan fixing plate 85.
- the core through hole 4 of the electromagnet core device 11 of the first embodiment of the present invention is tightly fitted to the main shaft 816 and tightly fitted to the left side of the second sleeve 820, and then the large A first suction gap 841 is formed between the suction cups 88.
- the electromagnet core device 11 of the first embodiment of the present invention may further be further fixed to the main shaft 816 by a pin or a flat key or a spline through a groove of its pin sleeve 5.
- the other function of the pin sleeve 5 is to form a second suction gap 842, which can also be replaced by a third sleeve (not shown) made of material steel 45 for forming a The second suction gap 842 is described.
- the fan fixing plate 85 has a first annular side wall 821 that is sleeved on the electromagnet core device 11 of the first embodiment of the present invention, and a ring-shaped soft iron is embedded in the top end of the first annular side wall 821.
- a fastening cover fixing bearing 811 is tightly fitted to the main shaft 816 on the left side of the electromagnet core device 11 of the first embodiment of the present invention, and the outer ring is tightly fitted with the fastening cover 812.
- the fastening cover 812 is also screwed with a magnet fixing disk cover 814, and an inner ring is screwed with a ring magnet fixing plate 813, and a plurality of disk-shaped permanent magnets are arranged thereon for generating a magnetic eddy current.
- the magnet fixing plate 813 and the left side of the electromagnet core device have a second suction gap 842.
- the small suction disk 867 and the left side of the electromagnet core device have a second suction gap 842.
- the fastening cover 812 is also provided with a small spring piece 89 and a small suction plate 867 in this order.
- the fastening cover fixing bearing 811 is received by the fastening hole 828 of the fastening cover 812 and is tightly engaged with the inner wall of the fastening hole 828, and then screwed to the thread of the main shaft 816 by the fixing bolt 815, and then The aforementioned components are pressed against the left side wall of the drive plate 80 on the spindle 816 to achieve mutual fixation.
- the spindle 816 of the present invention can be a hollow tubular member and can be formed integrally with the drive plate 80 for further enhancing the strength of the electromagnetic clutch of the present invention and further reducing its weight while saving material.
- the driving disc 80 drives the spindle 816 to rotate, because the boot fixing bearing 84 and the fan fixing disc bearing 86 and the fastening cover fixing bearing
- the free slip of 811 causes the fan fixed disk 85 to freely rotate relative to the spindle 816.
- the small coil When the large coil lead 112 is not energized and the small coil lead 110 is energized, the small coil generates electromagnetic force to pull the small friction disk 867 attached to the fastening cover 812 by the small spring piece 89 to the small friction of the electromagnet core 11
- the sheet 139 is half-linked and finally relatively fixedly attracted, so that the angular velocity of the magnet fixing disc is raised from 0 to the angular velocity of the main shaft 816, and A corresponding magnetic eddy current is generated to drive the soft iron 822 to rotate at an angular velocity lower than the main shaft 816, thereby causing the fan fixed disk 85 to rotate at the second speed.
- the small coil lead 110 and the large coil lead 112 When the small coil lead 110 and the large coil lead 112 are successively energized, the small coil generates an electromagnetic force to pull the small pull-in disc 867 attached to the fastening cover 812 by the small spring piece 89 toward the small friction plate of the electromagnet core 11.
- the 139 direction and the half linkage are finally relatively fixedly attracted, so that the angular velocity of the magnet fixing disk is increased from 0 to the angular velocity of the driving shaft 816, and a corresponding magnetic eddy current is generated to drive the soft iron 822 to be lower than the main shaft 816.
- the angular velocity is rotated, and then the electromagnetic force generated by the large coil is pulled by the large spring plate 87 connected to the large chuck disk 88 on the fan fixed disk 85 toward the large friction plate 138 of the electromagnet core, and finally half-linked. Relatively fixed suction, thereby driving the fan fixing plate to rotate at full speed at an angular velocity completely coincident with the main shaft 816, at which time the induced magnetic field of the soft iron 822 disappears.
- a second embodiment of the electromagnetic fan clutch of the present invention is a second embodiment of the electromagnetic fan clutch of the present invention.
- the second embodiment of the electromagnetic fan clutch of the present invention is constituted by a drive shaft 61.
- the drive shaft 61 includes a main shaft 616 that can be hollow and a drive plate body 60.
- a guide groove 63 is formed in the main shaft 616.
- 63 is adapted to accommodate a plurality of enameled wires, the wire slots 63 extending to a position adjacent to the drive disk body 60, which is covered with a dust jacket 62 and a brush device.
- the dust jacket is tightly fitted to the side of the driving plate 60 of the main shaft 616 through the boot fixing bearing 64, and the outer ring is tightly fitted to the dust jacket 62.
- a first bushing 627 made of a material steel 45 is mounted on the left side of the boot fixing bearing 64, and a left side of the main shaft 616 is tightly fitted with a fan fixing disc bearing 66 on the left side thereof.
- the fan fixing disc bearing 66 The outer ring is tightly fitted to the fan fixing plate 65.
- the left side of the dust jacket 62 is sealed at the right end of the fan fixing plate 65.
- a second bushing 620 made of a material steel 45 is tightly fitted to the left side of the fan fixed disk bearing 66 on the left side of the fan fixing plate bearing 66 for the formation of the first suction gap 641.
- the main shaft 616 is radially reduced at the left side of the second sleeve to form a second stage 650 to further save the material and weight of the electromagnetic fan clutch of the present invention.
- a large spring piece 67 and a large suction cup 68 are screwed to the left side of the fan fixing plate 65.
- the core through hole 24 of the electromagnet core device 21 of the second embodiment of the present invention is tightly fitted to the main shaft 616 and tightly fitted to the left side of the second sleeve 620, and then the large A first suction gap 641 is formed between the suction cups 68.
- the second embodiment 21 of the electromagnet core device of the present invention can be further further fixed to the spindle 616 by a pin or a flat key or a spline through the groove of the pin sleeve 25.
- the other function of the pin sleeve 25 is to form a second suction gap 642.
- the shaft sleeve 25 can also be replaced by a third sleeve (not shown) made of a material steel 45 for forming a
- the second suction gap 642 is described.
- the fan fixing plate 65 has an annular groove on the left side to accommodate the ring magnet fixing plate
- a plurality of wafer-shaped permanent magnets are embedded thereon for generating a magnetic eddy current, and form a disk-like structure integrally with the fan fixing plate 65, and the right annular portion constitutes a magnet fixing disk cover 614.
- the left side of the electromagnet core device 21 of the second embodiment of the present invention is closely fitted with a fastening cover fixing bearing 611 on the left side of the main shaft 616, and the outer ring is tightly fitted with the fastening cover 612.
- the fastening cover 612 has a first annular side wall 621 that is sleeved on the electromagnet core device 21 of the second embodiment of the present invention.
- the top end portion of the first annular side wall 621 is inlaid with an annular soft iron 622 for generating an induced magnetic field and driving the magnet fixing plate 613 when the magnetic eddy current is generated.
- the inner ring of the fastening cover 612 is provided with a small spring piece 69 and a small suction plate 667 from left to right, and the small suction cup 667 and the left side of the electromagnet core device 21 have a second suction gap. 642.
- the fastening cover fixing bearing 611 is received by the fastening hole 628 of the fastening cover 6] 2 and is tightly engaged with the inner wall of the fastening hole 628, and then passed through the fixing bolt 615 and the fastening pad 666 to the spindle
- the threads of the 616 are screwed to each other, and the aforementioned components are then pressed against the left side wall of the drive plate 60 on the spindle 616 to achieve mutual fixation.
- the main shaft 616 of the present invention may be a hollow tubular member and may be integrally formed with the drive plate 60 for further enhancing the strength of the second embodiment of the electromagnetic clutch of the present invention, and further reducing the weight thereof while saving material.
- the drive disc 60 drives the spindle 616 to rotate, due to the boot fixing bearing 64 and the fan fixing disc bearing 66 and the fastening cover fixing bearing
- the free slip action of 611 causes the fan fixed disk 65 to freely rotate relative to the spindle 616.
- the small coil When the first coil lead 212 is not energized and the second coil lead 210 is energized, the small coil generates electromagnetic force to pull the small pull-in disc 667 connected to the tightening cover 612 by the small spring piece 69 toward the electromagnet core 21.
- the small friction plates 239 are finally relatively fixedly engaged after being half-linked, such that the angular velocity of the magnet fixing disk is increased from 0 to the angular velocity of the main shaft 616, and a corresponding magnetic eddy current is generated in the soft iron 622 to drive the
- the magnet fixing plate 613 rotates at an angular velocity lower than the main shaft 616, thereby causing the fan fixing plate 65 to rotate at the second speed.
- the small coil When the second coil lead 210 and the first coil lead 212 are successively energized, the small coil generates electromagnetic force to pull the small pull-in disc 667 connected to the tightening cover 612 by the small spring piece 69 toward the small diameter of the electromagnet core 21.
- the friction plates 239 After the friction plates 239 are aligned and semi-linked, they are finally relatively fixedly attracted, so that the angular velocity of the magnet fixing plate is increased from 0 to the angular velocity of the driving shaft 616, and a corresponding magnetic eddy current driving device is generated in the soft iron 622.
- the magnet fixing plate 613 rotates at an angular velocity lower than the main shaft 616, and then the electromagnetic force generated by the first coil is pulled toward the electromagnet core by the large suction disk 68 connected to the fan fixing plate 65 by the large spring piece 67.
- the direction of the large friction plate 238 is finally relatively fixedly attracted after the semi-coupling, thereby driving the fan fixing plate to rotate at full speed at an angular velocity completely coincident with the main shaft 616, at which time the induced magnetic field of the soft iron 622 disappears.
- Each of the embodiments of the electromagnet core device of the present invention can save more than 20% of the manufacturing material, and in particular, the coil material can be saved by more than 30%. Its compact and concise structure directly leads to the various manufacturing methods of the various embodiments of the present invention being suitable for large-scale production while saving time and reducing related processes, and in particular, avoiding the necessity of manual operation as a manufacturing method.
- the manufacturing material of the electromagnetic fan clutch including the electromagnet core device of the present invention can be saved by more than 30%, and in particular, the volume of the electromagnetic fan clutch can be reduced to at least two-thirds of the prior art, and in particular, the electromagnetic field can be greatly shortened.
- the size of the fan clutching the main shaft direction makes the electromagnetic fan clutch of the present invention more suitable for accommodation in various engine compartments and better adapted to the automobile engine.
- the dimensions and materials of the various components of the electromagnetic fan clutch corresponding to the electromagnet core of the present invention are correspondingly reduced by at least 30%.
- the opposed core device of the present invention, the method of manufacturing the same, and the electromagnetic fan clutch including the opposed core can be applied to the manufacture of various brushless and brushless electromagnetic fan clutches, and the manufacture of automobiles.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Electromagnets (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2014143409/07A RU2592477C2 (ru) | 2012-03-30 | 2012-03-30 | Оппозитный стальной сердечник, способ его изготовления и электромагнитная муфта вентилятора, в которой используется оппозитный стальной сердечник |
US14/389,731 US9534642B2 (en) | 2012-03-30 | 2012-03-30 | Opposed iron core, manufacturing method thereof, and electromagnetic fan clutch using opposite iron core |
PCT/CN2012/073308 WO2013143118A1 (zh) | 2012-03-30 | 2012-03-30 | 对置铁芯及其制造方法及该对置铁芯的电磁风扇离合器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2012/073308 WO2013143118A1 (zh) | 2012-03-30 | 2012-03-30 | 对置铁芯及其制造方法及该对置铁芯的电磁风扇离合器 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013143118A1 true WO2013143118A1 (zh) | 2013-10-03 |
Family
ID=49258106
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2012/073308 WO2013143118A1 (zh) | 2012-03-30 | 2012-03-30 | 对置铁芯及其制造方法及该对置铁芯的电磁风扇离合器 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9534642B2 (zh) |
RU (1) | RU2592477C2 (zh) |
WO (1) | WO2013143118A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11466735B2 (en) | 2020-03-13 | 2022-10-11 | Rolls-Royce Corporation | Electromagnetic clutch system |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106533251B (zh) * | 2016-11-30 | 2018-10-26 | 沈阳工业大学 | 具有位移放大功能的动态永磁场驱动式磁致伸缩致动器 |
USD969699S1 (en) * | 2020-10-02 | 2022-11-15 | Bugatti International SA | Automobile body part—diffuser |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101968004A (zh) * | 2010-09-30 | 2011-02-09 | 龙口中宇机械有限公司 | 大功率重型车用强力柔性驱动的电磁风扇离合器 |
CN102003266A (zh) * | 2010-12-07 | 2011-04-06 | 龙口中宇机械有限公司 | 一种汽车电磁风扇离合器 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2605877A (en) * | 1949-12-13 | 1952-08-05 | Martin P Winther | Magnetic clutch |
US2684744A (en) * | 1952-03-13 | 1954-07-27 | Warner Electric Brake & Clutch | Air-cooled magnetic friction element |
US2825233A (en) * | 1955-04-01 | 1958-03-04 | Gen Motors Corp | Drive mechanism for refrigerating apparatus |
US3053364A (en) | 1956-10-24 | 1962-09-11 | Ite Circuit Breaker Ltd | Electromagnetic claw clutches |
FR1498392A (fr) | 1966-06-22 | 1967-10-20 | Perfectionnements aux ralentisseurs, aux freins et aux coupleurs à glissement permanent | |
DE3739537A1 (de) * | 1987-11-21 | 1989-06-01 | Linnig Karl Heinz | Elektromagnetisch betaetigbare reibscheibenkupplung |
US5445259A (en) * | 1993-08-30 | 1995-08-29 | Dana Corporation | High strength electromagnetic coupling disc |
US6731043B2 (en) * | 2001-10-22 | 2004-05-04 | A. J. Rose Manufacturing Co. | One-piece field core shell |
RU2004131101A (ru) * | 2004-10-25 | 2006-04-10 | Владислав Владимирович Синица (RU) | Электромагнитная муфта привода вентилятора |
CN1321279C (zh) | 2005-03-18 | 2007-06-13 | 陆永平 | 双稳态电磁离合器 |
US7513349B2 (en) * | 2005-11-30 | 2009-04-07 | Tm4 Inc. | Multi-position clutch |
CN101782012B (zh) | 2009-01-18 | 2013-07-10 | 龙口市汽车风扇离合器厂 | 永磁式电磁离合器 |
CN101881209A (zh) | 2009-07-07 | 2010-11-10 | 龙口市汽车风扇离合器厂 | 三速电磁风扇离合器 |
RU97574U1 (ru) * | 2010-02-24 | 2010-09-10 | Алексей Анатольевич Бердников | Электромагнитная муфта привода вентилятора |
CN201689752U (zh) | 2010-06-02 | 2010-12-29 | 龙口中宇机械有限公司 | 一种电磁离合器用的铁板旋挤压式电磁铁芯 |
CN202673430U (zh) | 2012-03-30 | 2013-01-16 | 王兆宇 | 对置式电磁铁芯 |
CN202707212U (zh) | 2012-03-30 | 2013-01-30 | 王兆宇 | 电磁风扇离合器 |
-
2012
- 2012-03-30 WO PCT/CN2012/073308 patent/WO2013143118A1/zh active Application Filing
- 2012-03-30 RU RU2014143409/07A patent/RU2592477C2/ru not_active IP Right Cessation
- 2012-03-30 US US14/389,731 patent/US9534642B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101968004A (zh) * | 2010-09-30 | 2011-02-09 | 龙口中宇机械有限公司 | 大功率重型车用强力柔性驱动的电磁风扇离合器 |
CN102003266A (zh) * | 2010-12-07 | 2011-04-06 | 龙口中宇机械有限公司 | 一种汽车电磁风扇离合器 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11466735B2 (en) | 2020-03-13 | 2022-10-11 | Rolls-Royce Corporation | Electromagnetic clutch system |
Also Published As
Publication number | Publication date |
---|---|
US20150060226A1 (en) | 2015-03-05 |
US9534642B2 (en) | 2017-01-03 |
RU2014143409A (ru) | 2016-05-27 |
RU2592477C2 (ru) | 2016-07-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1639944A (zh) | 设置有外置转子的电动机 | |
JP2007006689A (ja) | モータのロータ及びその製作方法 | |
US7975818B2 (en) | Rotational coupling device | |
US7732959B2 (en) | Rotational coupling device | |
US20140062252A1 (en) | Rotating electric machine | |
CN101584099A (zh) | 电动机和压缩机 | |
TW201216595A (en) | Reinforcement structure for thin-plate motor | |
WO2023124152A1 (zh) | 一种转子铁芯、转子、电机、电机驱动系统及电动车 | |
JP2008289329A (ja) | モータのエンドプレート | |
US10720800B2 (en) | Brushless motor | |
WO2013143118A1 (zh) | 对置铁芯及其制造方法及该对置铁芯的电磁风扇离合器 | |
JPH0865932A (ja) | 永久磁石式回転子 | |
JP4655646B2 (ja) | 永久磁石埋込型電動機 | |
CN204633494U (zh) | 外转子式电机的转子和具有该转子的压缩机 | |
CN202673430U (zh) | 对置式电磁铁芯 | |
KR101967731B1 (ko) | 계자코일용 지지 및 냉각 부재를 포함하는 권선형 여자전동기 | |
JP6080734B2 (ja) | 回転電機及びエレベータ用巻上機 | |
JP2013188036A (ja) | 電動機の回転子及び電動機並びに洗濯機 | |
WO2015136912A1 (ja) | 摩擦クラッチ | |
KR102515118B1 (ko) | 매립형 영구자석 전동기용 로터 | |
KR20140076380A (ko) | 구동 모터용 로터의 마그네트 조립 기구 및 이를 이용한 구동 모터의 조립 방법 | |
KR101031615B1 (ko) | 아우터 로터형 모터의 로터 브라켓과 로터 부싱 체결 구조 | |
CN110953250B (zh) | 一种磁悬浮轴承转子结构、电机和空调器 | |
JP2009268164A5 (zh) | ||
US20050093383A1 (en) | Fan motor |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 12872897 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 14389731 Country of ref document: US |
|
ENP | Entry into the national phase |
Ref document number: 2014143409 Country of ref document: RU Kind code of ref document: A |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 12872897 Country of ref document: EP Kind code of ref document: A1 |