CN203827156U - Permanent magnetic speed regulator - Google Patents
Permanent magnetic speed regulator Download PDFInfo
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- CN203827156U CN203827156U CN201420148284.4U CN201420148284U CN203827156U CN 203827156 U CN203827156 U CN 203827156U CN 201420148284 U CN201420148284 U CN 201420148284U CN 203827156 U CN203827156 U CN 203827156U
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- 229910000838 Al alloy Inorganic materials 0.000 description 1
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Abstract
The utility model discloses a permanent magnetic speed regulator which comprises a countershaft and an extension main shaft coaxially arranged, wherein permanent magnetic rotor main discs and permanent magnetic rotor auxiliary discs are parallelly arranged on the extension main shaft in pairs. A permanent magnet set is arranged on the permanent magnetic rotor main disc at the side facing the permanent magnetic rotor auxiliary disc, and permanent magnetic rotor main discs and the permanent magnetic rotor auxiliary discs form permanent magnetic disc pairs. Each permanent magnetic rotor auxiliary disc on the permanent magnetic rotor is fixedly installed on the extension main shaft, and each permanent magnetic rotor main disc is sleeved over the extension main shaft and is in synchronous rotation with the permanent magnetic rotor auxiliary disc. A through hole is arranged in the center of a conductor disc fixedly connected with the countershaft, and the conductor disc is sleeved over the extension main shaft and positioned between the permanent magnetic rotor main discs and the permanent magnetic rotor auxiliary discs. A set or multiple sets of magnetic fields allowing easily adjusting the intensity are flexibly built on the permanent magnetic rotor, and axial permanent magnetic attraction with damage force does not exist between the permanent magnetic rotor and the conductor rotor, which do not contact with one another.
Description
[technical field]
The utility model belongs to mechanical transmissioning technology field, particularly a kind of permanent-magnet speed governor.
[background technology]
The basic principle of existing permanent magnet coupling device is all to utilize the relative motion between conductor rotor and p-m rotor in conductor rotor, to induce magnetic field of volution, and this magnetic field of volution attempt hinders the motion of permanent magnetic field, thereby is dragged.Utilize this mechanism, power is passed to load-side from power side in non-contacting mode.Its theoretical foundation is classical and known, and the method for Proof-Of Principle or model machine are also various, simple, but the application of ripe engineering is rare.
First kind permanent-magnet speed governor is plate-like, regulates the distance between conductor rotor and p-m rotor, regulates size of gaps, and air gap is large, and the moment of torsion of transmission is little, and it is large that slippage becomes, and shows as load speed and reduces, and vice versa.On February 25th, 2004, the invention utility model patent of Granted publication disclosed a kind of first kind adjustable magnetic coupler, and its Granted publication number is CN1140042C; Within on 01 23rd, 2013, authorize disclosed utility model patent to disclose equally the magnetic coupling that a kind of first kind possesses speed-regulating function, Granted publication CN202696418U.
And Equations of The Second Kind permanent-magnet speed governor is tubular.Be that area of contact is large by regulating the magnetic field area of contact between p-m rotor and conductor rotor, realizing and power is passed to the transmission of load-side from power side, the moment of torsion transmitting is large, and slippage diminishes, and shows as load speed high, and vice versa.Chinese Patent Application No. is 200920256058.7, and Granted publication number is CN201577019U, and Granted publication day is that the patent of on 09 08th, 2010 discloses a kind of permanent-magnet speed governor, is Equations of The Second Kind permanent-magnet speed governor.It comprises: tubular conductor rotor, tubular p-m rotor and adjuster, tubular p-m rotor is in tubular conductor rotor, and with the rotating shaft independent rotation of installing separately, adjuster adjusting tubular p-m rotor and tubular conductor rotor are at the relative position of axis direction, can change the active area between tubular conductor rotor and tubular p-m rotor, realize the size that changes transmitting torque between tubular conductor rotor and tubular p-m rotor.
In prior art, the shortcoming that above-mentioned patent exists is, is all that the design of magnetic circuit is still had some deficits, lower to the efficiency of magnetic energy utilization, and in conductor rotor, is provided with ferromagnetic material, causes useless heat loss to increase.The above-mentioned first kind and Equations of The Second Kind permanent-magnet speed governor are all provided with radiator, but do not take to eliminate or reduce the measure of useless heat loss.In view of as mentioned above, the inventor's Granted publication CN203056817U, Shen Qing Publication day is that the patent of on 07 10th, 2013 discloses a kind of magnet dipole and the permanent magnet coupling device based on this magnet dipole, the solution that a kind of magnetic field is set up has been proposed, but this patent does not relate to the regulative mode to magnetic field, and permanent-magnet speed governor need to regulate the magnetic field of useful effect, the technology relating to is more complicated.
For the design of permanent-magnet speed governor, one of its core technology is to adopt more rational mechanical structure to realize foundation and the regulative mode in magnetic field, needs more cleverly topological method and makes it to be achieved in conjunction with electromagnetism and mechanical structure feasible and that optimize.The magnetic field of the above-mentioned first kind and Equations of The Second Kind permanent-magnet speed governor is set up between p-m rotor and conductor rotor, (inventor) is tentatively referred to as mutually feeding type, set up like this mode in magnetic field, can unavoidably between p-m rotor and conductor rotor, exist powerful permanent magnetic attraction.This permanent magnetic attraction is the unfavorable factor to drive machines or load machine, in order to eliminate this magnetic attraction, the regulative mode of first kind permanent-magnet speed governor is set to a pair of permanent magnetic disk or pair of conductors dish with contrary direction displacement, and make the axial displacement mechanism in the opposite direction of rotor of motion, it is relative complex, although its product has been realized this motion control, but the structure of relative complex, sharply increases unreliable factor, the usefulness of anti-adverse environment also sharply reduces.And the defect of above-mentioned Equations of The Second Kind permanent-magnet speed governor is larger, while showing high-power or high rotating speed application, the factor that produces extraneous vibration is difficult to eliminate.
In addition, above-mentioned permanent-magnet speed governor, the design of structure is also had to deficiency, such as its governor motion is comprised of two groups of angle bearings, rely on cam mechanism to regulate, make the extension length recruitment of outrigger shaft very large, cause the structure of product comparatively complicated, heavy, cause for high-power scope of application limitation larger.
[utility model content]
The purpose of this utility model is to provide a kind of permanent-magnet speed governor, to overcome the deficiencies in the prior art.
To achieve these goals, the utility model adopts following technical scheme:
A permanent-magnet speed governor, comprising: coaxially arranged countershaft and extension principal axis; On extension principal axis, in pairs and be arranged with p-m rotor master and the attached dish of p-m rotor in parallel, the side towards the attached dish of p-m rotor on p-m rotor master is provided with set of permanent magnets; A p-m rotor master and an attached dish of p-m rotor form a secondary permanent magnetic disk pair; The attached dish of each p-m rotor on p-m rotor is fixedly mounted on extension principal axis; Each p-m rotor master is sleeved on extension principal axis and can synchronizes and rotate with the attached dish of p-m rotor, and the magnetic field that can move axially along the axis of extension principal axis to adjust between the attached dish of p-m rotor and p-m rotor master is strong and weak; The conductor disc center being fixedly connected with countershaft is provided with through hole, and conductor disc is sheathed on extension principal axis periphery and between the attached dish of p-m rotor and p-m rotor master, between conductor disc and extension principal axis, the attached dish of p-m rotor and p-m rotor master, does not contact; The quantity that conductor disc is set is consistent with the quantity of permanent magnetic disk pair; The attached dish of p-m rotor of each secondary permanent magnetic disk pair and the minimum axial gap between p-m rotor master are greater than the thickness of conductor disc.
The utility model further improves and is: a secondary or how secondary permanent magnetic disk pair that be arranged in parallel is set on extension principal axis; Between a plurality of p-m rotor masters in many secondary permanent magnetic disk pairs, via synchronous feed rod, be fixedly connected as a single entity, synchronous rotary and can synchronously moving axially along extension principal axis.
The utility model further improves and is: between the p-m rotor master at least one secondary permanent magnetic disk pair and the attached dish of p-m rotor via synchronizeing feed rod connection, this connection is a kind of semifixed connection: the attached dish of p-m rotor and p-m rotor master synchronous rotary in described at least one secondary permanent magnetic disk pair, but p-m rotor master can move axially along extension principal axis.
The utility model further improves and is: when the attached dish of p-m rotor rotates together with extension principal axis, the attached dish of p-m rotor is via synchronous feed rod, makes all p-m rotor masters and all attached dish synchronous rotary of p-m rotor.
The utility model further improves and is: the attached dish of p-m rotor is provided with centre bore, and this centre bore is for being fastenedly connected with extension principal axis; A plurality of synchronous feed rod via holes that are uniformly distributed along the circumference are set on the attached dish of p-m rotor; A plurality of synchronous feed rods that are uniformly distributed along the circumference are fixed on p-m rotor master and through synchronous feed rod via hole corresponding on the attached dish of p-m rotor; In synchronous feed rod via hole on the attached dish of at least one p-m rotor, be inlaid with sliding sleeve or linear bearing, the endoporus of this sliding sleeve or linear bearing is slidably matched between feed rod with synchronizeing.
The utility model further improves and is: also comprise for driving p-m rotor master along the displacement governor motion of extension principal axis axial motion.
The utility model further improves and is: displacement governor motion comprises angle bearing, angle bearing seat, bracing frame, driving shaft, toggle and bolt roller; The interior ring of angle bearing is arranged on the master displacement adapter flange that is fixedly connected with p-m rotor master, and the outer shroud of angle bearing is provided with angle bearing seat, at angle bearing seat, radially in the symmetric position of both sides, notch is set, and is provided with bolt roller in notch; Bracing frame is provided with driving shaft, and toggle one end is fixedly connected with driving shaft, other end connecting bolt roller; When driving shaft is reversed, toggle drives the upper and lower slippage in notch of bolt roller, through this notch, rotatablely moving of driving shaft is transformed to the rectilinear motion of angle bearing seat, makes p-m rotor master along extension principal axis displacement.
The utility model further improves and is: between the attached dish of p-m rotor master and p-m rotor, be provided with power assistant spring, power assistant spring is the spring or the one group of groups of springs being uniformly distributed along the circumference that are sleeved on extension principal axis periphery;
The utility model further improves and is: the attached dish of p-m rotor middle part projection, the height of projection is higher than the thickness of conductor disc, the race diameter of projection is less than the internal diameter of conductor disc, and projection is placed in the axial location of conductor disc institute projection, and the outer ring of projection arranges centrifugation blade.
The utility model further improves and is: the periphery of conductor disc arranges air-cooled tooth; Or the cylindrical place of conductor disc arranges flange, and the periphery of flange arranges air-cooled tooth, and the height of flange is not more than the thickness of p-m rotor master; Flange internal diameter is greater than p-m rotor master external diameter; Flange is placed in the periphery of p-m rotor master.
The utility model further improves and is: the integrated ferromagnetic material of p-m rotor master, or matrix adopting high strength light material, and the active component adhering at outer ring permanent magnet adopts ferromagnetic material; The integrated ferromagnetic material of the attached dish of p-m rotor, or matrix adopting high strength light material, and at the projection position of set of permanent magnets, adopt ferromagnetic material; The material of conductor disc is low resistivity material.
The utility model further improves and is: described high-strength light material is aluminum alloy materials or titanium alloy material; Described low resistivity material is copper or high strength copper alloy material.
With respect to prior art, the utlity model has following beneficial effect:
The utility model has adopted a kind of topological method more cleverly and has realized a kind of permanent-magnet speed governor in conjunction with electromagnetism and mechanical structure feasible and that optimize, and only on p-m rotor, set up neatly the magnetic field that Huo Duo family of gang can simple adjustment intensity, between non-touching p-m rotor and conductor rotor, do not possess the axial magnetic suction of destructive power; While using how secondary permanent magnetic disk pair to complete speed-regulating function; a plurality of p-m rotor masters are synchronizing moving in the same way; form mechanism simple; without in prior art with a plurality of dynamic adjustment part in the required adjusting mechanism of the mode oppositely adjusted; dry-running and do not need to shut down lubricating maintenance for a long time; and anti-adverse environment is as stronger in the ability of dust, filth or corrosion, and reliability is higher.
Based on magnetic field as above, arrange and mechanical framework, at the boss of the attached dish of p-m rotor, centrifugal wind tooth is set, in assembly, centrifugal wind tooth is positioned at the inner ring of conductor disc inner edge, for helping conductor disc heat radiation, is directly, efficiently.
In conductor disc periphery, flange is set, can effectively utilizes the magnetic field of p-m rotor master outer ring, improve the power transfer efficiency of product.
Simple shift adjusting machine, not only can reduce production costs, more can alleviate axle load, and make the length of outrigger shaft shorter, for permanent-magnet speed governor, because outrigger shaft is the work of heavy load cantilever High Rotation Speed, so reduce the length of outrigger shaft, be an important progressive measure, contribute to make product to be applicable to higher rotating speed and more powerful user demand
Contribute to reduce vibration, improve safety and reliability.
[accompanying drawing explanation]
Fig. 1 is the structure cross-sectional schematic of the utility model embodiment;
Fig. 2 is the structure schematic side view of the utility model embodiment;
Fig. 3 is the conductor rotor schematic diagram of the utility model embodiment;
Fig. 4 A, Fig. 4 B are the p-m rotor of the utility model embodiment position views when different operating mode;
Fig. 5 is the attached dish structural representation of the p-m rotor of the utility model embodiment;
Fig. 6 A, Fig. 6 B are the multi-form structural representations of conductor disc of the utility model embodiment;
Fig. 7 A, Fig. 7 B are the displacement governor motion schematic diagrames of the utility model embodiment;
Fig. 8 is the schematic side view of the utility model embodiment the second embodiment;
Wherein, 1: conductor rotor, 2: p-m rotor, 3: displacement governor motion, 1-1: countershaft flange, 1-2: conductor rotor supporting disk, 1-3A, 1-3B, 1-3C: conductor disc, 1-31: air-cooled tooth, 1-32: conductor disc flange, 1-4A, 1-4B, 1-4C: conductor disc supports securing member, 2-1: shaft coupling, 2-2: extension principal axis, 2-3A, 2-3B, 2-3C: the attached dish of p-m rotor, 2-3F: centrifugation blade; 2-3K: synchronous feed rod via hole; 2-3Z: centre bore, 2-4A, 2-4B, 2-4C: p-m rotor master, 2-4A1: master flange, 2-5A, 2-5B, 2-5C: set of permanent magnets, 2-6A, 2-6B, 2-6C: power assistant spring, 2-7: synchronous feed rod, 2-8: master displacement adapter flange, 2-9: adapter flange sliding sleeve, 3-1: angle bearing, 3-2: angle bearing seat, 3-21: notch, 3-3: bracing frame, 3-4: driving shaft, 3-5: toggle, 3-6: bolt roller.
[embodiment]
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Refer to shown in Fig. 1 to Fig. 8, a kind of permanent-magnet speed governor of the utility model, comprises conductor rotor 1, p-m rotor 2 and displacement governor motion 3; It is upper that conductor rotor 1 is fixed on countershaft (not shown), and p-m rotor 2 comprises the extension principal axis 2-2 coaxially arranged with countershaft.
On extension principal axis 2-2, be installed with the attached dish of p-m rotor 2-3A, 2-3B, p-m rotor master 2-4A, 2-4B are enclosed within on extension principal axis 2-2; The attached dish of p-m rotor 2-3A, 2-3B and p-m rotor master 2-4A, 2-4B be arranged in parallel.The attached dish of p-m rotor 2-3A is provided with centre bore 2-3Z and a plurality of synchronous feed rod via hole 2-3K, and synchronous feed rod via hole 2-3K arranges with the attached dish of p-m rotor 2-3A Central Symmetry.A plurality of synchronous feed rod 2-7 are fixed on p-m rotor master 2-4A, 2-4B is upper and through the upper corresponding synchronous feed rod via hole 2-3K of the attached dish of p-m rotor 2-3B, synchronous feed rod 2-7 make p-m rotor attached dish 2-3A and p-m rotor master 2-4A, 2-4B can with extension principal axis 2-2 synchronous rotary.When only using a secondary permanent magnetic disk pair, one end of synchronous feed rod is fixed on p-m rotor master, on the attached dish of p-m rotor, in the synchronous feed rod via hole of correspondence, slides.The synchronous feed rod that cantilever is installed like this, need the installation position on p-m rotor master adopts the reinforcement measure of known technology.When only using how secondary permanent magnetic disk secondary, the two ends of synchronous feed rod are all fixed on p-m rotor master.
Conductor rotor 1 comprises countershaft flange 1-1, conductor rotor supporting disk 1-2 and conductor disc 1-3A, 1-3B; Countershaft flange 1-1 is fixed on countershaft, and it is upper that conductor rotor supporting disk 1-2 is fixed on countershaft flange 1-1, and conductor disc 1-3A, 1-3B support securing member 1-4A by conductor disc and be fixedly connected with conductor rotor supporting disk 1-2 with 1-4B.Conductor disc 1-3A, 1-4B center are provided with through hole, conductor disc 1-3A, 1-3B be sheathed on extension principal axis 2-2 periphery and lay respectively at p-m rotor attached dish 2-3A and p-m rotor master 2-4A between and between p-m rotor attached dish 2-3B and p-m rotor master 2-4B, between conductor disc (1-3A, 1-3B) and extension principal axis 2-2, the attached dish of p-m rotor (2-3A, 2-3B) and p-m rotor master (2-4A, 2-4B), do not contact.
P-m rotor master 2-4A, 2-4B are upper is provided with set of permanent magnets 2-5A, 2-5B towards the attached dish of corresponding p-m rotor 2-3A, 2-4B mono-side; On the plate that set of permanent magnets 2-5A on p-m rotor master 2-4A, 2-4B, 2-5B are arranged in ferromagnetic material, arrangement is with the axial magnetic field producing method of known technology.A kind of permanent-magnet speed governor of the utility model, only on p-m rotor body, set up closed magnetic field, be that the magnetic line of force that the permanent magnet on p-m rotor master 2-4A, 2-4B sends is back to adjacent permanent magnet via the attached dish of p-m rotor 2-3A, 2-4B containing ferromagnetic material on p-m rotor respectively, set up closed magnetic field.Avoided the permanent magnetic attraction between p-m rotor 2 and conductor rotor 1, and in conductor rotor, 1 conductor disc 1-3A, 1-3B are placed between A magnetic field and Liang Zu magnetic field, B magnetic field.
Displacement governor motion 3 comprises angle bearing 3-1, angle bearing seat 3-2, bracing frame 3-3, driving shaft 3-4, toggle 3-5 and bolt roller 3-6.The interior ring of angle bearing 3-1 is arranged on the master displacement adapter flange 2-8 that is fixedly connected with p-m rotor master, the outer shroud of angle bearing 3-1 is provided with angle bearing seat 3-2, at angle bearing seat 3-2, radially in the symmetric position of both sides, notch 3-21 is set, in notch 3-21, is provided with bolt roller 3-6; Bracing frame 3-3 is provided with driving shaft 3-4, and toggle 3-5 one end is fixedly connected with driving shaft 3-4, other end connecting bolt roller 3-6; When driving shaft 3-4 is reversed, toggle 3-5 drives bolt roller 3-6 upper and lower slippage in notch 3-21, through this notch, rotatablely moving of driving shaft 3-4 is transformed to the rectilinear motion of angle bearing seat 3-2, make p-m rotor master along extension principal axis 2-2 displacement, adjust the spacing between p-m rotor master and p-m rotor bracket panel and conductor disc, reach the strong and weak object of adjusting magnetic field.
The utility model according to the actual requirements watt level with other instructions for uses, adopt neatly one group, two groups or three groups, generally be no more than four to five groups of (Fig. 8 example just lists 3 groups) p-m rotor masters (2-4A, 2-4B, 2-4C) and the attached dish of the p-m rotor matching (2-3A, 2-3B, 2-3C) and conductor disc (1-3A, 1-3B, 1-3C), set up different products.P-m rotor master is under by the controlling of shift adjusting machine, with identical direction synchronizing moving, adjust the spacing between p-m rotor master and the attached dish of p-m rotor, just can adjust the power in magnetic field, externally under the effect of twisting resistance, when p-m rotor and conductor rotor produce relative motion along the direction perpendicular to this magnetic field, the current vortex active force of generation is just different.Therefore, p-m rotor will be different from the slippage between conductor rotor, thereby realize speed-regulating function.The attached dish of a plurality of p-m rotors is placed in the fixed position on extension principal axis, with key, spline and other fastening means and extension principal axis, is fixedly connected, and spacing between a plurality of attached dishes is identical or approach identical.
Refer to shown in 1 to Fig. 4 B, it comprises two groups of p-m rotor masters, the attached dish of p-m rotor and conductor disc; In two groups, build respectively magnetic field A and the magnetic field B of sealing.Refer to shown in Fig. 8, it comprises three groups of p-m rotor masters, the attached dish of p-m rotor and conductor disc; In three groups, build respectively magnetic field A, magnetic field B and the magnetic field C of sealing.
P-m rotor master is with master flange, approach on the p-m rotor master of shift adjusting machine 3 and be provided with displacement adapter flange 2-8, these flange endoporus can slide on extension principal axis 2-2, between p-m rotor master, have several synchronous feed rods that distribute along even circumferential to connect, the spacing between p-m rotor master approaches identical with the spacing between attached dish.Synchronous feed rod is through the synchronous feed rod via hole of correspondence position on the attached dish of p-m rotor, and when adjusting, synchronous feed rod endwisely slips in this via hole, and the attached dish of p-m rotor drives the rotation of p-m rotor master via synchronous feed rod.
Between the attached dish of p-m rotor master and p-m rotor, be provided with the power assistant spring that is enclosed within extension principal axis 2-2 periphery, when p-m rotor master and the attached dish of p-m rotor approach, power assistant spring is compressed, is beneficial to p-m rotor master separated with the attached dish of p-m rotor.
Conductor rotor is comprised of conductor rotor supporting disk and one or more conductor rotor dish, between with conductor disc securing member, connect, the distance between plural conductor disc and approaching equating of spacing between plural p-m rotor master or the attached dish of p-m rotor.
Refer to shown in Fig. 5, the attached dish of p-m rotor middle part projection, the height of projection is slightly larger than the thickness of conductor disc, and the race diameter of projection is slightly less than the internal diameter of conductor disc, the outer ring of projection arranges centrifugation blade 2-3F(to conductor disc blowing heat radiation).
Refer to shown in Fig. 6 A the air-cooled tooth 1-31 of conductor disc outer setting;
Refer to shown in Fig. 6 B, conductor disc outer setting flange, the air-cooled tooth 1-31 of flange outer setting, flange internal diameter is slightly larger than p-m rotor master external diameter, and flange height is not more than the thickness (to utilize fringe magnetic field) of p-m rotor master.
The attached dish of p-m rotor can be integrated ferromagnetic material, or adopts high strength light material, and adopts ferromagnetic material at the projection position of permanent magnet.P-m rotor master can be integrated ferromagnetic material, or adopts high strength light material, and the position of adhering at permanent magnet adopts ferromagnetic material.The material of conductor disc adopts low-resistivity material, copper or high strength copper alloy.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (10)
1. a permanent-magnet speed governor, is characterized in that, comprising:
Coaxially arranged countershaft and extension principal axis;
On extension principal axis, in pairs and be arranged with p-m rotor master and the attached dish of p-m rotor in parallel, the side towards the attached dish of p-m rotor on p-m rotor master is provided with set of permanent magnets; A p-m rotor master and an attached dish of p-m rotor form a secondary permanent magnetic disk pair;
The attached dish of each p-m rotor on p-m rotor is fixedly mounted on extension principal axis; Each p-m rotor master is sleeved on extension principal axis and can synchronizes and rotate with the attached dish of p-m rotor, and the magnetic field that can move axially along the axis of extension principal axis to adjust between the attached dish of p-m rotor and p-m rotor master is strong and weak;
The conductor disc center being fixedly connected with countershaft is provided with through hole, and conductor disc is sheathed on extension principal axis periphery and between the attached dish of p-m rotor and p-m rotor master, between conductor disc and extension principal axis, the attached dish of p-m rotor and p-m rotor master, does not contact; The quantity that conductor disc is set is consistent with the quantity of permanent magnetic disk pair;
The attached dish of p-m rotor of each secondary permanent magnetic disk pair and the minimum axial gap between p-m rotor master are greater than the thickness of conductor disc.
2. a kind of permanent-magnet speed governor according to claim 1, is characterized in that, a secondary or how secondary permanent magnetic disk pair that be arranged in parallel is set on extension principal axis; Between a plurality of p-m rotor masters in many secondary permanent magnetic disk pairs, via synchronous feed rod, be fixedly connected as a single entity, synchronous rotary and can synchronously moving axially along extension principal axis.
3. a kind of permanent-magnet speed governor according to claim 1, it is characterized in that, between p-m rotor master at least one secondary permanent magnetic disk pair and the attached dish of p-m rotor, via synchronizeing feed rod, connect, this connection is a kind of semifixed connection: the attached dish of p-m rotor and p-m rotor master synchronous rotary in described at least one secondary permanent magnetic disk pair, but p-m rotor master can move axially along extension principal axis.
4. a kind of permanent-magnet speed governor according to claim 1, is characterized in that, when the attached dish of p-m rotor rotates together with extension principal axis, the attached dish of p-m rotor is via synchronous feed rod, makes all p-m rotor masters and all attached dish synchronous rotary of p-m rotor.
5. a kind of permanent-magnet speed governor according to claim 1, is characterized in that, the attached dish of p-m rotor is provided with centre bore, and this centre bore is for being fastenedly connected with extension principal axis; A plurality of synchronous feed rod via holes that are uniformly distributed along the circumference are set on the attached dish of p-m rotor; A plurality of synchronous feed rods that are uniformly distributed along the circumference are fixed on p-m rotor master and through synchronous feed rod via hole corresponding on the attached dish of p-m rotor; In synchronous feed rod via hole on the attached dish of at least one p-m rotor, be inlaid with sliding sleeve or linear bearing, the endoporus of this sliding sleeve or linear bearing is slidably matched between feed rod with synchronizeing.
6. a kind of permanent-magnet speed governor according to claim 1, is characterized in that, also comprises for driving p-m rotor master along the displacement governor motion of extension principal axis axial motion.
7. a kind of permanent-magnet speed governor according to claim 6, is characterized in that, displacement governor motion comprises angle bearing, angle bearing seat, bracing frame, driving shaft, toggle and bolt roller; The interior ring of angle bearing is arranged on the master displacement adapter flange that is fixedly connected with p-m rotor master, and the outer shroud of angle bearing is provided with angle bearing seat, at angle bearing seat, radially in the symmetric position of both sides, notch is set, and is provided with bolt roller in notch; Bracing frame is provided with driving shaft, and toggle one end is fixedly connected with driving shaft, other end connecting bolt roller; When driving shaft is reversed, toggle drives the upper and lower slippage in notch of bolt roller, through this notch, rotatablely moving of driving shaft is transformed to the rectilinear motion of angle bearing seat, makes p-m rotor master along extension principal axis displacement.
8. a kind of permanent-magnet speed governor according to claim 1, is characterized in that, between the attached dish of p-m rotor master and p-m rotor, is provided with power assistant spring, and power assistant spring is the spring or the one group of groups of springs being uniformly distributed along the circumference that are sleeved on extension principal axis periphery.
9. a kind of permanent-magnet speed governor according to claim 1, it is characterized in that, the attached dish of p-m rotor middle part projection, the height of projection is higher than the thickness of conductor disc, the race diameter of projection is less than the internal diameter of conductor disc, projection is placed in the axial location of conductor disc institute projection, and the outer ring of projection arranges centrifugation blade.
10. a kind of permanent-magnet speed governor according to claim 1, is characterized in that, the periphery of conductor disc arranges air-cooled tooth; Or the cylindrical place of conductor disc arranges flange, and the periphery of flange arranges air-cooled tooth, and the height of flange is not more than the thickness of p-m rotor master; Flange internal diameter is greater than p-m rotor master external diameter; Flange is placed in the periphery of p-m rotor master.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420148284.4U CN203827156U (en) | 2014-03-28 | 2014-03-28 | Permanent magnetic speed regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420148284.4U CN203827156U (en) | 2014-03-28 | 2014-03-28 | Permanent magnetic speed regulator |
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| Publication Number | Publication Date |
|---|---|
| CN203827156U true CN203827156U (en) | 2014-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420148284.4U Expired - Lifetime CN203827156U (en) | 2014-03-28 | 2014-03-28 | Permanent magnetic speed regulator |
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| Country | Link |
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| CN (1) | CN203827156U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104600956A (en) * | 2015-02-15 | 2015-05-06 | 西安巨舟电子设备有限公司 | Permanent magnetic speed regulating device without iron loss |
| CN105186830A (en) * | 2015-08-28 | 2015-12-23 | 迈格钠磁动力股份有限公司 | Magnet-to-magnet permanent magnetic synchronous coupler |
| CN105656286A (en) * | 2014-12-08 | 2016-06-08 | 周庆根 | Grouping-cascade-type permanent magnet coupling |
| CN105896901A (en) * | 2014-12-08 | 2016-08-24 | 周庆根 | Packet-level cascade permanent magnet speed regulator |
| CN105958791A (en) * | 2016-06-28 | 2016-09-21 | 江苏大学 | Magnet radial movement adjustable-speed magnetic coupler |
| CN104377933B (en) * | 2014-11-26 | 2017-03-15 | 西安巨舟电子设备有限公司 | A kind of Permanent Magnet and Electric eddy speed regulating device based on conjugation feedback magnet rotor |
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2014
- 2014-03-28 CN CN201420148284.4U patent/CN203827156U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104377933B (en) * | 2014-11-26 | 2017-03-15 | 西安巨舟电子设备有限公司 | A kind of Permanent Magnet and Electric eddy speed regulating device based on conjugation feedback magnet rotor |
| CN105656286A (en) * | 2014-12-08 | 2016-06-08 | 周庆根 | Grouping-cascade-type permanent magnet coupling |
| CN105896901A (en) * | 2014-12-08 | 2016-08-24 | 周庆根 | Packet-level cascade permanent magnet speed regulator |
| CN104600956A (en) * | 2015-02-15 | 2015-05-06 | 西安巨舟电子设备有限公司 | Permanent magnetic speed regulating device without iron loss |
| CN105186830A (en) * | 2015-08-28 | 2015-12-23 | 迈格钠磁动力股份有限公司 | Magnet-to-magnet permanent magnetic synchronous coupler |
| CN105186830B (en) * | 2015-08-28 | 2018-01-23 | 迈格钠磁动力股份有限公司 | Magnetic is to magnetic permanent-magnet synchronous coupler |
| CN105958791A (en) * | 2016-06-28 | 2016-09-21 | 江苏大学 | Magnet radial movement adjustable-speed magnetic coupler |
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