CN210629334U - Synchronous permanent magnet coupling of high leakproofness - Google Patents
Synchronous permanent magnet coupling of high leakproofness Download PDFInfo
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- CN210629334U CN210629334U CN201922250521.3U CN201922250521U CN210629334U CN 210629334 U CN210629334 U CN 210629334U CN 201922250521 U CN201922250521 U CN 201922250521U CN 210629334 U CN210629334 U CN 210629334U
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Abstract
The utility model discloses a synchronous permanent magnet coupling of high-strength leakproofness, include the first flange of being connected with the motor shaft and the second flange of being connected with the load axle, first flange and second flange are fixed respectively at motor shaft and load epaxially through the cover that expands, are connected with first tray on first flange, and outside extension has first solid fixed ring on first flange, and it has the solid fixed ring of second to extend inwards at first tray intermediate position, and the solid fixed ring of first solid fixed ring and second passes through the fix with screw, and first tray one end is equipped with the boss. The device is simple and practical, can ensure synchronous rotation of the motor and the load, improves the working efficiency, and has no mechanical contact between transmission parts, and good vibration isolation and vibration reduction effects.
Description
Technical Field
The utility model relates to a shaft coupling, specific synchronous permanent magnet coupling of high-strength leakproofness that says so.
Background
The shaft coupling is used for connecting two shafts in different mechanisms to enable the two shafts to rotate together so as to transmit torque and rotating speed, the synchronous permanent magnet shaft coupling with high sealing performance is in a normal working process, due to the fact that the synchronous permanent magnet shaft coupling with high sealing performance contains the super-strong magnet, a large amount of metal dust in the air can be adsorbed on the surface of equipment, particularly between air gaps rotating relatively, when the metal dust reaches a certain amount, the magnetic field of the magnet can be influenced, meanwhile, parts of the equipment can be abraded, the strength and the service life of the parts are reduced, the service life of elements is shortened, normal operation of the equipment is influenced, and the problem can not be effectively improved and solved all the time.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that, aiming at the defects of the prior art, the utility model provides a high-strength sealing synchronous permanent magnet coupler, which comprises a first flange connected with a motor shaft and a second flange connected with a load shaft, wherein the first flange and the second flange are respectively fixed on the motor shaft and the load shaft through expansion sleeves, the first flange is connected with a first tray, a first fixing ring is outwards extended on the first flange, a second fixing ring is inwards extended at the middle position of the first tray, the first fixing ring and the second fixing ring are fixed through screws, and one end of the first tray is provided with a boss;
a first magnet is embedded outside the first tray, a layer of first bending plate for fixing the first magnet is arranged outside the first magnet, one end, close to the boss, of the first bending plate is fixed on the first tray through a screw, a first pressing block for fixing the first bending plate is arranged outside one end, far away from the boss, of the first bending plate, and the first pressing block is fixed on the first tray through a screw;
a third fixing ring is arranged at one end, close to the motor shaft, of the second flange, a second tray is connected to the third fixing ring through screws, a conductor disc extends from one end, close to the second flange, of the second tray, and the third fixing ring is fixedly connected with the conductor disc through screws;
a second magnet corresponding to the first magnet is embedded in the inner side of the second tray, a second bending plate used for fixing the second magnet is arranged outside the second magnet, one end, close to the conductor disc, of the second bending plate is fixed on the second tray through screws, a second pressing block used for fixing the second bending plate is arranged on the outer side of one end, far away from the conductor disc, of the second bending plate, and the second pressing block is fixed on the second tray through screws;
an end cover used for dust prevention is arranged at one end, far away from the conductor disc, of the second tray, the end cover extends to the first flange, first grooves are symmetrically formed in one ends, close to the first flange, of the end covers, a dust-proof sealing ring is arranged in each first groove, a boss used for positioning is arranged at the position, in contact with the dust-proof sealing ring, of the first flanges, a second groove used for oil sealing is arranged on each boss, an L-shaped groove used for conveying sealing oil is formed in each end cover, one end of each L-shaped groove is connected with an oil nozzle, and the opening of the other end of each L-shaped groove;
in the technical scheme, a first tray is connected with a motor shaft through a first flange, a second tray is connected with a load shaft through a second flange, a first magnet is embedded on the first tray, a second magnet is embedded on the second tray, a first press block and a second press block respectively increase the contact area of two bending plates and the two magnets and effectively fix the two magnets, the motor shaft drives the first tray and the first magnet to rotate, the second magnet drives the second tray and a conductor disc to rotate under the action of the first magnet, the conductor disc is connected with the load shaft and drives the load shaft to rotate, the first magnet and the second magnet adopt the characteristic of non-contact magnetic force transmission torque and rotation speed, and have larger radial, axial and angular error compensation capabilities and vibration isolation and vibration reduction characteristics, because the first magnet and the second magnet synchronously operate, the eddy current heating problem does not exist, the temperature does not rise, The transmission efficiency is high, elasticity is big, vibration isolation, damping are effectual, and second tray one end adds in addition establishes the end cover, and the end cover adds establishes dust seal and carries out the oil blanket, effectively prevents first magnet and second magnet to adsorb metal dust in the course of the work, has increased the life of device itself.
The utility model discloses the technical scheme who further injects is:
be equipped with the first guard plate that is used for preventing the screw from damaging first magnet in the one end that first magnet is close to the boss, in first magnet installation, because first bending plate passes through the fix with screw on first tray, the screw can harm the first magnet of the inside, consequently, need add and establish first guard plate, be equipped with the one end that is close to the conductor dish at the second magnet and be used for avoiding first magnet, the staggered second guard plate of second magnet, first magnet just can exert the effect of shaft coupling better on being in same horizontal plane with second magnet both ends, the first guard plate of first magnet one end installation, corresponding second guard plate also needs to be installed to second magnet one end, so as to play limiting displacement.
The utility model has the advantages that: first magnet and second magnet adopt the characteristic of non-contact magnetic force transmission moment of torsion and rotational speed, and possess great radially, axial and angular error compensation ability, and possess the vibration isolation damping characteristic, because first magnet and second magnet run in step, there is not the vortex problem of generating heat, no temperature rise, transmission efficiency is high, elasticity is big, the vibration isolation, the damping is effectual, in addition second tray one end adds establishes the end cover, the dust sealing washer is added to the end cover, effectively prevent first magnet and second magnet to adsorb metal dust in the course of the work, the life of device itself has been increased.
Drawings
Fig. 1, 2 and 4 are cross-sectional views of the present invention;
FIG. 3 is an enlarged view of A in FIG. 2;
FIG. 5 is an enlarged view of B in FIG. 4;
FIG. 6 is an enlarged view of C in FIG. 4;
wherein: 1-motor shaft, 2-first flange, 3-load shaft, 4-second flange, 5-expansion sleeve, 6-first tray, 7-first fixing ring, 8-second fixing ring, 9-boss, 10-first magnet, 11-first bending plate, 12-first pressing block, 13-third fixing ring, 14-second tray, 15-conductor tray, 16-second magnet, 17-second bending plate, 18-second pressing block, 19-end cover, 20-dustproof sealing ring, 21-first protection plate, 22-second protection plate, 23-boss, 24-first groove, 25-L-shaped groove, 26-second groove and 27-oil nozzle.
Detailed Description
The technical solution in the embodiments of the present invention will be described in detail below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention;
in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present invention, and furthermore, the terms "first", "second", and "third" are only used for descriptive purposes and are not intended to indicate or imply relative importance;
in the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, and connected between two elements, and those skilled in the art can understand the specific meaning of the terms in the present invention in specific situations.
Examples
The high-strength sealing synchronous permanent magnet coupler provided by the embodiment comprises a first flange 2 connected with a motor shaft 1 and a second flange 4 connected with a load shaft 3, wherein the first flange 2 and the second flange 4 are respectively fixed on the motor shaft 1 and the load shaft 3 through expansion sleeves 5, the first flange 2 is connected with a first tray 6, a first fixing ring 7 extends outwards from the first flange 2, a second fixing ring 8 extends inwards from the middle position of the first tray 6, the first fixing ring 7 and the second fixing ring 8 are fixed through screws, and a boss 9 is arranged at one end of the first tray 6;
a first magnet 10 is embedded at the outer side of the first tray 6, a first bending plate 11 for fixing the first magnet 10 is arranged outside the first magnet 10, one end, close to the boss 9, of the first bending plate 11 is fixed on the first tray 6 through a screw, a first pressing block 12 for fixing the first bending plate 11 is arranged at the outer side of one end, far away from the boss 9, of the first bending plate 11, and the first pressing block 12 is fixed on the first tray 6 through a screw;
a third fixing ring 13 is arranged at one end, close to the motor shaft 1, of the second flange 4, a second tray 14 is connected to the third fixing ring 13 through screws, a conductor disc 15 extends from one end, close to the second flange 4, of the second tray 14, and the third fixing ring 13 and the conductor disc 15 are connected and fixed through screws;
a second magnet 16 corresponding to the first magnet 10 is embedded in the inner side of the second tray 14, a second bending plate 17 for fixing the second magnet 16 is arranged outside the second magnet 16, one end, close to the conductor disc 15, of the second bending plate 17 is fixed on the second tray 14 through screws, a second pressing block 18 for fixing the second bending plate 17 is arranged on the outer side of one end, far away from the conductor disc 15, of the second bending plate 17, and the second pressing block 18 is fixed on the second tray 14 through screws;
an end cover 19 for dust prevention is arranged at one end, far away from the conductor disc 15, of the second tray 14, the end cover 19 extends to the first flange 2, first grooves 26 are symmetrically arranged at one end, close to the first flange 2, of the end cover 19, a dust-proof sealing ring 20 is arranged in each first groove 26, a boss 23 for positioning is arranged at the position, in contact with the dust-proof sealing ring 20, of the first flange 2, a second groove 24 for oil sealing is arranged on each boss 23, an L-shaped groove 25 for conveying sealing oil is arranged inside the end cover 19, one end of each L-shaped groove 25 is connected with an oil nozzle 27, and the opening of the other end of each L-shaped groove extends to the first flange 2;
the end, close to the boss 9, of the first magnet 10 is provided with a first protection plate 21 for preventing a screw from damaging the first magnet 10, in the installation process of the first magnet 10, the first bending plate 11 is fixed on the first tray 6 through the screw, the screw may damage the first magnet 10 inside, therefore, the first protection plate 21 needs to be additionally arranged, the end, close to the conductor tray 15, of the second magnet 16 is provided with a second protection plate 22 for avoiding the first magnet 10 and the second magnet 16 from being staggered, the two ends of the first magnet 10 and the two ends of the second magnet 16 are located on the same horizontal plane, the effect of the coupler can be better exerted, the first protection plate 21 is installed at one end of the first magnet 10, and the corresponding second protection plate 22 is also installed at one end of the second magnet 16, so that the limiting effect is achieved.
The working process of the embodiment:
the motor shaft drives the first tray and the first magnet to rotate, the second magnet drives the second tray and the conductor disc to rotate under the action of the first magnet, the conductor disc is connected with the load shaft, and the conductor disc drives the load shaft to rotate.
Above embodiment only is for explaining the utility model discloses a technical thought can not be injectd with this the utility model discloses a protection scope, all according to the utility model provides a technical thought, any change of doing on technical scheme basis all falls into the utility model discloses within the protection scope.
Claims (2)
1. The utility model provides a synchronous permanent magnet coupling of high leakproofness, includes the shaft coupling body, its characterized in that: the coupler comprises a first flange (2) connected with a motor shaft (1) and a second flange (4) connected with a load shaft (3), the first flange (2) and the second flange (4) are respectively fixed on the motor shaft (1) and the load shaft (3) through an expansion sleeve (5), a first tray (6) is connected onto the first flange (2), a first fixing ring (7) extends outwards from the first flange (2), a second fixing ring (8) extends inwards from the middle position of the first tray (6), the first fixing ring (7) and the second fixing ring (8) are fixed through screws, and a boss (9) is arranged at one end of the first tray (6);
a first magnet (10) is embedded on the outer side of the first tray (6), a first bending plate (11) used for fixing the first magnet (10) is arranged outside the first magnet (10), one end, close to the boss (9), of the first bending plate (11) is fixed on the first tray (6) through a screw, a first pressing block (12) used for fixing the first bending plate (11) is arranged on the outer side of one end, far away from the boss (9), of the first bending plate (11), and the first pressing block (12) is fixed on the first tray (6) through a screw;
a third fixing ring (13) is arranged at one end, close to the motor shaft (1), of the second flange (4), a second tray (14) is connected to the third fixing ring (13) through screws, a conductor disc (15) extends from one end, close to the second flange (4), of the second tray (14), and the third fixing ring (13) is fixedly connected with the conductor disc (15) through screws;
a second magnet (16) corresponding to the first magnet (10) is embedded in the inner side of the second tray (14), a layer of second bending plate (17) used for fixing the second magnet (16) is arranged outside the second magnet (16), one end, close to the conductor disc (15), of the second bending plate (17) is fixed on the second tray (14) through screws, a second pressing block (18) used for fixing the second bending plate (17) is arranged on the outer side of one end, far away from the conductor disc (15), of the second bending plate (17), and the second pressing block (18) is fixed on the second tray (14) through screws;
one end of the second tray (14) far away from the conductor disc (15) is provided with a dustproof end cover (19), the end cover (19) extends to the first flange (2), one end of the end cover (19) close to the first flange (2) is symmetrically provided with a first groove (26), a dustproof sealing ring (20) is arranged in the first groove (26), a boss (23) used for positioning is arranged at the position where the first flange (2) contacts with the dustproof sealing ring (20), a second groove (24) used for oil sealing is arranged on the boss (23), an L-shaped groove (25) used for conveying sealing oil is arranged inside the end cover (19), an oil nozzle (27) is connected to one end of the L-shaped groove (25), and an opening at the other end of the L-shaped groove extends to the first flange (2).
2. A high-tightness synchronous permanent magnet coupling according to claim 1, characterized in that: one end of the first magnet (10) close to the boss (9) is provided with a first protection plate (21) for preventing the screw from damaging the first magnet (10), and one end of the second magnet (16) close to the conductor disc (15) is provided with a second protection plate (22) for avoiding the first magnet (10) and the second magnet (16) from staggering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922250521.3U CN210629334U (en) | 2019-12-13 | 2019-12-13 | Synchronous permanent magnet coupling of high leakproofness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922250521.3U CN210629334U (en) | 2019-12-13 | 2019-12-13 | Synchronous permanent magnet coupling of high leakproofness |
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| Publication Number | Publication Date |
|---|---|
| CN210629334U true CN210629334U (en) | 2020-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922250521.3U Active CN210629334U (en) | 2019-12-13 | 2019-12-13 | Synchronous permanent magnet coupling of high leakproofness |
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| CN (1) | CN210629334U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912720A (en) * | 2020-07-17 | 2020-11-10 | 中国航发湖南动力机械研究所 | Centrifugal loading device for photosensitive resin model |
-
2019
- 2019-12-13 CN CN201922250521.3U patent/CN210629334U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912720A (en) * | 2020-07-17 | 2020-11-10 | 中国航发湖南动力机械研究所 | Centrifugal loading device for photosensitive resin model |
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