CN210640791U - Magnetic suspension motor radial sensor mounting structure - Google Patents
Magnetic suspension motor radial sensor mounting structure Download PDFInfo
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- CN210640791U CN210640791U CN201922042708.4U CN201922042708U CN210640791U CN 210640791 U CN210640791 U CN 210640791U CN 201922042708 U CN201922042708 U CN 201922042708U CN 210640791 U CN210640791 U CN 210640791U
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Abstract
The utility model discloses a magnetic suspension motor radial sensor mounting structure, which comprises a sensor bracket, wherein the sensor bracket is provided with four sensor mounting holes which are radially and uniformly arranged, and a radial sensor is arranged in each sensor mounting hole; the radial sensor comprises an installation body and a cable extending out from the tail of the installation body, and a limiting structure for limiting the extending length of the front end face of the radial sensor from the inner circle of the sensor support is arranged between the installation body and the sensor installation hole. Need the radial position of accurate adjustment sensor when sensor mounting structure has solved among the prior art sensor installation, the installation accuracy that just can guarantee the sensor automatically after the installation need not carry out the radial position adjustment, has practiced thrift assemble duration and cost.
Description
Technical Field
The utility model relates to a magnetic suspension motor radial sensor mounting structure belongs to motor technical field.
Background
Magnetic levitation motor has been widely applied to each field, considers one of the quality of magnetic levitation motor and whether even, respectively establishes a radial sensor support in the both sides of motor body for install radial sensor, detect respectively that the front end rear end is suspended. In the process of detecting the rotation of the rotor through the radial sensors, the radial sensors are respectively arranged in the four directions of X +, X-, Y + and Y-around the rotor, and when the rotor is suspended and just centered, distance signals fed back by the X +, X-, Y + and Y-are the same, so that the suspension quality is very good. Therefore, the radial sensor is an important detection element in the magnetic suspension motor, and the installation consistency of the radial sensor is directly related to the suspension quality and the control debugging difficulty of the magnetic suspension motor.
The existing sensor mounting structure needs to repeatedly debug and measure the X +, X-, Y +, Y-four directions in order to ensure the mounting precision of the sensor, and is supplemented with a controller for compensation.
For example: 201711452990.2 discloses a magnetic suspension motor radial sensor mounting structure, wherein a sensor bracket and a cover body are fixed on a base, and the sensor bracket and the cover body are mutually abutted and spliced to form a base end cover, a detection block is sleeved on a bearing end cover, and the detection block and the bearing end cover are in interference fit; a radial detection gap is formed between the outer wall of the detection block and the inner wall of the sensor support, and an axial detection gap is formed between the bottom surface of the rotor and the bottom surface of the inner wall of the cover body; the radial sensor is arranged on the side wall of the sensor support and used for detecting the size change of the radial detection gap, the axial sensor and the axial compensation sensor are arranged on the cover body, and the axial sensor is used for detecting the size change of the axial detection gap. This patent is mainly integrated into the frame end cover with sensor support and lid, because of the maintenance of being convenient for can dismantling to the end cover, nevertheless still has the debugging difficulty of the installation uniformity of sensor to radial sensor itself installs on sensor support.
201821978240.9 discloses a linear reciprocating cylindrical magnetic suspension motor, the whole structure is divided into two parts, which is a bilateral symmetry structure, the middle part provides a linear motor part which linearly reciprocates, the two ends are a torque and suspended magnetic suspension motor part, the left and right ends are respectively provided with three radial sensors and an axial sensor, a sensor detection plate is arranged at the position of the magnetic suspension motor part close to an end cover and is contacted with a rotor silicon steel sheet; the linear reciprocating motor has partial rotor with embedded magnetic isolating ring, silicon steel sheet, permanent magnetic ring and wound coil, stator winding mode to produce radial winding and phase leading-lagging circuit board. The radial sensors in the magnetic suspension motor in the patent are all required to be adjusted to enable the detection surfaces of the sensors to be concentric with the rotating shaft.
The existing sensor is also installed in another problem that the sensor is directly arranged in the installation hole of the bracket and is made of metal materials with the bracket, so that the sensor is vibrated, and the service life of the sensor is influenced.
Therefore, a sensor mounting structure which can ensure the mounting consistency of the X +, X-, Y + and Y-directions after mounting without adjusting the sensor becomes a goal pursued by the technicians in the field.
Disclosure of Invention
The utility model aims to solve among the current magnetic levitation motor eddy current radial sensor installation and be difficult to guarantee that the detection face of each sensor is located the concentric circles of pivot, or be difficult to guarantee X +, X-, Y +, the problem of the installation uniformity of four directions of Y +.
Another object of the utility model is to solve the problem that current radial sensor direct mount easily produces vibrations and then damages the sensor brought in the support.
The utility model provides a magnetic suspension motor radial sensor mounting structure for realizing the above purpose, which comprises a sensor bracket, wherein the sensor bracket is provided with four sensor mounting holes which are uniformly arranged in the radial direction, and radial sensors are arranged in the sensor mounting holes; the method is characterized in that: the radial sensor comprises an installation body and a cable extending out from the tail of the installation body, and a limiting structure for limiting the extending length of the front end face of the radial sensor from the inner circle of the sensor support is arranged between the installation body and the sensor installation hole.
Magnetic suspension motor radial sensor mounting structure, as preferred scheme, wherein, limit structure is: the front end of the mounting body of the radial sensor is provided with a sensor concave spigot, so that a sensor axial positioning surface Y 'is formed on the surface of the sensor, and the distances H from the four sensor axial positioning surfaces Y' to the front end surface of the sensor are consistent; the front end of the sensor mounting hole of the sensor support is provided with a sensor support convex spigot matched with the radial sensor concave spigot, so that a sensor support axial positioning surface X is formed on the surface of the sensor mounting hole, the radial distance H from the sensor support axial positioning surface X to the inner circle surface of the sensor support is consistent, and the distance H is slightly larger than or equal to the distance H.
The utility model discloses a magnetic suspension motor radial sensor mounting structure, as preferred scheme, wherein, limit structure includes one and is established the rubber plug between radial sensor and the sensor mounting hole; the front end of the mounting body of the radial sensor is provided with a sensor concave spigot, so that a sensor axial positioning surface Y 'is formed on the surface of the sensor, and the distances H from the four sensor axial positioning surfaces Y' to the front end surface of the sensor are consistent; the rubber plug is provided with a central hole for accommodating the radial sensor, the central hole is provided with a plug inner convex spigot matched with the sensor concave spigot, so that a rubber plug axial inner positioning surface Y is formed on the surface of the central hole, the distances d from the four rubber plug axial inner positioning surfaces Y to the front end surface of the plug are consistent, and H is slightly larger than or equal to d;
the outer circle of the rubber plug is provided with an outer concave spigot of the plug, so that an axial outer positioning surface X 'of the rubber plug is formed on the outer circle of the rubber plug, four distances D from the axial outer positioning surface X' of the rubber plug to the front end face of the plug are consistent, the sensor mounting hole is provided with a convex spigot of a sensor support matched with the outer concave spigot of the plug, so that an axial positioning surface X of the sensor support is formed on the surface of the sensor mounting hole, the radial distances h 'from the axial positioning surface X of the sensor support to the inner circular surface of the sensor support are consistent, and the distance D is equal to the distance h'.
Magnetic suspension motor radial sensor mounting structure, as preferred scheme, wherein, the rear end of sensor mounting hole is equipped with one and is used for fixing radial sensor installation body plug screw in the sensor mounting hole, plug screw central position is equipped with the confession the cable conductor stretches out cross the line hole.
Magnetic suspension motor radial sensor mounting structure, as preferred scheme, wherein, the rear end of sensor mounting hole is equipped with one and is used for fixing rubber plug and radial sensor installation body plug, plug screw central position are equipped with the confession the cable conductor stretches out cross the line hole.
Magnetic suspension motor radial sensor mounting structure, in order to improve the radiating effect of sensor, as preferred scheme, wherein, be equipped with the louvre that is on a parallel with the axle center on the sensor support.
Magnetic suspension motor radial sensor mounting structure, as preferred scheme, wherein, be equipped with on the excircle on the sensor support along the dish wire casing that the circumference encircleed. The coiling groove is used for setting cables of the sensors, and the cables of the 4 sensors can be led out to the outgoing line position through the coiling groove, so that the lead is simple, and the problem that the lead is complex to install due to the fact that the 4 cables are led out respectively is solved.
Magnetic suspension motor radial sensor mounting structure owing to adopt above-mentioned technical scheme, set up limit structure between the fitting surface of the sensor mounting hole of radial sensor and support, under this limit structure's effect, can fine assurance sensor installation's uniformity, ensure the installation accuracy of sensor, need not debug the measurement repeatedly to X +, X-, Y +, Y-four directions, consequently, practiced thrift the time of installation and debugging greatly. Because the installation of sensor is accurate, so can improve magnetic suspension motor suspension quality.
The utility model discloses a limit structure is through setting up spacing convex-concave tang between sensor mounting hole and radial sensor fitting surface, because of the distance of convex-concave tang to sensor terminal surface is unanimous to make the installation accuracy that just can guarantee the sensor automatically after the installation, need not carry out the adjustment to its radial position, practiced thrift assemble duration, the cost is reduced.
The utility model discloses a limit structure is further through being equipped with a rubber plug between sensor mounting hole and radial sensor, through between the fitting surface of radial sensor and rubber plug, set up the convex-concave tang between the fitting surface of rubber plug and sensor mounting hole respectively to can ensure the installation accuracy of sensor, simultaneously, owing to increased rubber plug, the problem of the fragile sensor of bringing in the support of sensor direct mount among the prior art has been avoided effectively. The sensor installation accuracy can be guaranteed, adjustment is not needed, the sensor can be protected, and the service life of the detection accuracy of the sensor can be prolonged.
Drawings
Fig. 1 is a longitudinal sectional view of a first embodiment of a mounting structure of a radial sensor of a magnetic levitation motor according to the present invention;
fig. 2A is a longitudinal sectional view of a sensor holder according to a first embodiment of the mounting structure of a radial sensor of a magnetic levitation motor of the present invention;
3 FIG. 32 3 B 3 is 3 a 3 cross 3- 3 sectional 3 view 3 A 3- 3 A 3 of 3 FIG. 32 3 A 3; 3
FIG. 2C is an enlarged view, partly in section, of FIG. 2B at C;
FIG. 3 is a longitudinal sectional view of a second embodiment of a radial sensor mounting structure of a magnetic levitation motor according to the present invention;
fig. 4A is a front view of a sensor holder according to a second embodiment of the mounting structure of a radial sensor of a magnetic levitation motor of the present invention;
FIG. 4B is a cross-sectional view B-B;
FIG. 4C is an enlarged view, partly in section, of FIG. 4A at E;
FIG. 4D is a partial view taken from D of FIG. 4A;
fig. 5 is a front view of a radial sensor of the mounting structure of the radial sensor of the magnetic levitation motor of the present invention;
fig. 6 is a front view of a plug screw of the mounting structure of the radial sensor of the magnetic levitation motor of the present invention;
fig. 7 is the rubber plug cross-sectional view of the magnetic suspension motor radial sensor mounting structure of the present invention.
Description of reference numerals: a sensor target surface 100; the sensor comprises a sensor bracket 1, a sensor mounting hole 11 and a sensor bracket convex spigot 12; a sensor bracket male end 12'; heat dissipation holes 13; a coil winding groove 14; a radial sensor 2; a mounting body 21; a cable 22; a sensor female spigot 23; a rubber plug 3; a plug inner male end 31; a plug male female spigot 32; a plug screw 4; a wire passing hole 41; a process slot 42; a sensor axial positioning surface Y'; a rubber plug axial outward positioning surface X'; the axial inner positioning surface Y of the rubber plug; sensor holder axial positioning face X.
Detailed Description
Referring to fig. 1, fig. 2A, fig. 2B, fig. 2C, and fig. 5, a mounting structure of a radial sensor of a magnetic levitation motor according to the present invention is shown, which includes a sensor bracket 1 and a radial sensor 2; the sensor bracket 1 is annular, and can be arranged in a shell of the magnetic suspension motor, which is concentric with the rotating shaft, according to the requirement, the shell can be arranged independently, or can be combined with a base or an end cover, see fig. 1, wherein the reference numeral 100 is a sensor target surface, namely the surface of the rotating shaft or a rotating shaft coaxial detection sleeve for the detection of the sensor; the radial sensor 2 arranged on the sensor holder 1 detects the distances between the front end face thereof and the sensor target surface 100 at four positions, namely X +, X-, Y +, Y-. In order to facilitate the radial adjustment of the installation position of the radial sensor 2 and solve the problem of difficult adjustment, in the embodiment, the technical scheme adopted by the method is as follows: referring to fig. 2A, B, C, four sensor mounting holes 11 are uniformly distributed in the radial direction on the sensor holder 1, and the radial sensors 2 are disposed in the sensor mounting holes 11. Referring to fig. 5, the radial sensor 2 includes a cylindrical mounting body 21 and a cable 22 extending from the tail of the mounting body 21, in order to ensure that the front end faces of the four sensors can be located on the concentric circle of the rotating shaft after being mounted, so that the four sensors can be mounted in the four directions of X +, X-, Y +, and Y-uniformly, a limiting structure is arranged between the mounting body 21 and the sensor mounting hole 11, and the limiting structure is used for limiting the front end faces of the radial sensor 2 to extend from the inner circle of the sensor support 1 by a uniform length.
Referring to fig. 1, 2A, 5, the limiting structure is: a sensor female spigot 23 is arranged at the front end of the mounting body 21 of the radial sensor 2, namely the diameter of the sensor female spigot 23 at the front end of the mounting body 21 is smaller than that of the mounting body 21, so that a sensor axial positioning surface Y 'is formed on the sensor surface, and the distances H from the four sensor axial positioning surfaces Y' to the front end surface of the sensor are consistent; the front end of the sensor mounting hole 11 of the sensor support 1 is provided with a sensor support male spigot 12 (the front end is one end close to the center of the rotating shaft) matched with the sensor female spigot 23, so that a sensor support axial positioning surface X is formed on the surface of the sensor mounting hole 11, the radial distance H from the sensor support axial positioning surface X to the inner surface of the sensor support 11 is consistent, and the distance H is slightly larger than the distance H. Therefore, when the radial sensors 2 are inserted into the sensor mounting holes 11, the distance H from the sensor axial positioning surface Y' formed by each sensor female spigot 23 to the front end surface of the sensor is consistent, and the radial distance H from the sensor holder axial positioning surface X formed by the male spigot 12 of the sensor mounting hole 11 to the inner surface of the sensor holder 1 is consistent, so that after assembly is ensured, the sensor detection distances a from the end parts of the four sensors 2 to the sensor target surface 100 are consistent, and therefore, the mounting requirements can be met without adjusting the radial positions of the sensors.
Referring to fig. 1, further, in order to fix the sensor 2 well, it is preferable that a screw plug 4 is provided at a rear end of the sensor mounting hole 11 for fixing a mounting body 21 of the radial sensor 2 in the sensor mounting hole 11, and a screw hole 15 connected to the screw plug 4 is provided at a rear end of the sensor mounting hole 11; the screw plug 4 is connected with the rear end threaded hole 15 of the sensor mounting hole 11, and referring to fig. 6, a wire passing hole 41 for the cable 22 to extend out is arranged at the center of the screw plug 4. Preferably, two process slots 42 having a certain depth are formed on the outer end surface of the plug screw 4, and an installation tool is inserted into the process slots 42 during assembly to screw the plug screw 4.
Further, in order to provide a good working environment for the sensor and maintain the temperature of the sensor without increasing, it is preferable that the heat dissipation hole 13 is formed in the sensor holder in an annular arrangement in the same direction as the rotation shaft. The heat dissipation holes 13 are located between the sensor mounting holes, and the ventilation holes can be round, long hole-shaped or other special-shaped ventilation holes and used for assisting the heat dissipation of the sensor.
Further, for the convenient introduction of the cable conductor 22 of sensor to the position of being qualified for the next round of competitions, be equipped with the wire coiling groove 14 that encircles along the circumference on the excircle on sensor support 1 better, the cross-sectional shape of wire coiling groove 14 is unlimited to can accomodate the cable conductor 22 of sensor as the purpose, and behind the wire coiling, the cable conductor 22 can not be higher than sensor support excircle for the standard. Because 4 sensors are evenly distributed on the circumference, if the sensors are respectively led out, the installation of the whole machine is complex, and the wire coiling groove 14 is arranged on the outer circular surface of the sensor bracket, so that the sensor cable 22 can be led into the wire outlet position. Because of sensor support 1 places in the motor casing, and be transition fit with the casing, so the dish wire casing should satisfy in placing sensor cable conductor 22 the groove, and not exceed the excircle of sensor support 1.
In the second embodiment, referring to fig. 3, 4A-4D, another embodiment of the present invention is shown, which is different from the previous embodiment in the limiting structure, the limiting structure of this embodiment includes a rubber plug 3 disposed between a sensor mounting hole 11 and a radial sensor 2, the outer surface of the rubber plug 3 is engaged with the sensor mounting hole 11, and the outer surface of the radial sensor 2 is engaged with the central hole of the rubber plug 3; specifically, the method comprises the following steps: referring to fig. 5, a sensor female spigot 23 is provided at the front end of the sensor mounting body 21, so as to form a sensor axial positioning surface Y 'on the sensor surface, and the distances H from the axial positioning surfaces Y' of the four radial sensors 2 to the front end surface of the sensor 2 are consistent; referring to fig. 7, the rubber plug 3 is in a stepped sleeve shape, the central hole is in a stepped hole shape, the central hole is used for arranging a mounting body 21 of the sensor, and the outer surface of the central hole is in a stepped cylinder shape and is matched with the sensor mounting hole 11; specifically, the front end of the central hole 30 of the rubber plug 3 is provided with a plug inner convex spigot 31 matched with the sensor concave spigot 23, so that a rubber plug axial inner positioning surface Y is formed on the surface of the central hole, the distances d from the four rubber plug axial inner positioning surfaces Y to the front end surfaces of the four rubber plug axial inner positioning surfaces Y are consistent, and the distance H is slightly larger than or equal to the distance d; the outer circle of the rubber plug 3 is provided with a plug outer concave spigot 32, so that a rubber plug axial outer positioning surface X 'is formed on the outer circle of the rubber plug 3, and the distances D from the four rubber plug axial outer positioning surfaces X' to the front end surface of the rubber plug 3 are consistent; referring to fig. 4A-4D, a sensor holder male notch 12 ' for mating with the plug male female notch 32 is provided in the sensor mounting hole 11, so as to form a sensor holder axial positioning surface X on the surface of the sensor mounting hole, the sensor holder axial positioning surface X being at a radial distance h ' from the inner surface of the sensor holder 1, and the distance D being equal to the distance h '. In the embodiment, the rubber plug 3 is arranged between the sensor 2 and the sensor mounting hole 11, so that the sensor can be protected, and the accuracy and the service life of the sensor are prevented from being influenced by vibration. Because the radial distances H 'from the axial positioning surface X of the sensor mounting hole 11 to the inner surface of the sensor support 1 are the same, the distances D from the axial outer positioning surface X' of the four rubber plugs 3 to the end surface of the rubber plugs 3 are the same, the distances D from the axial inner positioning surface Y of the rubber plugs 3 to the front end surface of the rubber plugs 3 are the same, the distances H from the axial positioning surfaces Y 'of the four radial sensors 2 to the front end surface of the sensor support 1 are the same, and the distance D is equal to or equal to the distance H', the distance H is slightly larger than or equal to the distance D, after mounting, the front end surface of the sensor 2 is flush with or slightly extends out from the inner surface of the sensor support 1, the extending distance is within the range allowed by the distance from the sensor to the target surface 100, the radial distances from the front end surface of the sensor 2 to the sensor support 1 are the same, and further the X + between the front end surface of the sensor, x-, Y +, the distance a (detection distance) of four positions of Y-are unanimous, that is to say, the utility model discloses a machining precision can directly guarantee the assembly precision, and need not adjust the radial position of sensor. In this embodiment, a screw plug 4 is also provided at the rear end of the sensor mounting hole 11 for fixing the sensor 2 and the rubber plug 3.
The utility model discloses during the installation, install rubber plug 3 in sensor mounting hole 11 of sensor support 1, both are spacing through the limit structure of the mouth of convex-concave, and it is tight to pass sensor 2's centre bore top of rubber plug 3 again, with the screw of the 11 tail ends of plug screw 4 screw in sensor mounting hole, make sensor 2, rubber plug 3 fix in sensor mounting hole 11 to screw rubber plug 3. The detection distance a between the end face of the sensor 2 and the target surface 100 is ensured by the axial positioning surface X of the sensor support, the axial outer positioning surface X 'of the rubber plug, the axial inner positioning surface Y of the rubber plug and the axial positioning surface Y' of the sensor, and radial adjustment is not needed.
The present invention is directed to a mounting structure for a radial sensor of a magnetic levitation motor, which is mainly characterized in that a position-limiting structure is disposed between mounting mating surfaces of a radial sensor and a mounting hole of a sensor bracket, so that the distance from the front end surface of the sensor to a target surface is kept consistent, and the above description is only illustrative, but not restrictive, and those skilled in the art will understand that many modifications, changes or equivalents can be made without departing from the spirit and scope defined by the claims, such as changing the width of a partition groove, changing the position of the position-limiting structure, but all will fall within the protection scope of the present invention.
Claims (7)
1. A magnetic suspension motor radial sensor mounting structure comprises a sensor support, wherein the sensor support is provided with four sensor mounting holes which are uniformly arranged in the radial direction, and radial sensors are arranged in the sensor mounting holes; the method is characterized in that: the radial sensor comprises an installation body and a cable extending out from the tail of the installation body, and a limiting structure for limiting the extending length of the front end face of the radial sensor from the inner circle of the sensor support is arranged between the installation body and the sensor installation hole.
2. The magnetic levitation motor radial sensor mounting structure as recited in claim 1, wherein: the limiting structure is as follows: the front end of the mounting body of the radial sensor is provided with a sensor concave spigot, so that a sensor axial positioning surface Y 'is formed on the surface of the sensor, and the distances H from the four sensor axial positioning surfaces Y' to the front end surface of the sensor are consistent; the front end of the sensor mounting hole of the sensor support is provided with a sensor support convex spigot matched with the radial sensor concave spigot, so that a sensor support axial positioning surface X is formed on the surface of the sensor mounting hole, the radial distance H from the sensor support axial positioning surface X to the inner circle surface of the sensor support is consistent, and the distance H is slightly larger than or equal to the distance H.
3. The magnetic levitation motor radial sensor mounting structure as recited in claim 1, wherein: the limiting structure comprises a rubber plug arranged between the sensor mounting hole and the radial sensor; the front end of the mounting body of the radial sensor is provided with a sensor concave spigot, so that a sensor axial positioning surface Y 'is formed on the surface of the sensor, and the distances H from the four sensor axial positioning surfaces Y' to the front end surface of the sensor are consistent; the rubber plug is provided with a central hole for accommodating the radial sensor, the central hole is provided with a plug inner convex spigot matched with the sensor concave spigot, so that a rubber plug axial inner positioning surface Y is formed on the surface of the central hole, the distances d from the four rubber plug axial inner positioning surfaces Y to the front end surface of the plug are consistent, and H is slightly larger than d;
the outer circle of the rubber plug is provided with an outer concave spigot of the plug, so that an axial outer positioning surface X 'of the rubber plug is formed on the outer circle of the rubber plug, four distances D from the axial outer positioning surface X' of the rubber plug to the front end face of the plug are consistent, the sensor mounting hole is provided with a convex spigot of a sensor support matched with the outer concave spigot of the plug, an axial positioning surface X of the sensor support is formed on the surface of the sensor mounting hole, the radial distances h 'from the axial positioning surface X of the sensor support to the inner surface of the sensor support are consistent, and the distance D is equal to the distance h'.
4. The magnetic levitation motor radial sensor mounting structure as recited in claim 2, wherein: the rear end of the sensor mounting hole is provided with a plug screw for fixing the radial sensor mounting body in the sensor mounting hole, and the central position of the plug screw is provided with a wire passing hole for the cable to extend out.
5. The magnetic levitation motor radial sensor mounting structure as recited in claim 3, wherein: the rear end of the sensor mounting hole is provided with a plug screw for fixing the rubber plug and the radial sensor mounting body in the sensor mounting hole, and the central position of the plug screw is provided with a wire passing hole for the cable to extend out.
6. The magnetic levitation motor radial sensor mounting structure as recited in any one of claims 1-5, wherein: and the sensor bracket is provided with heat dissipation holes parallel to the axis.
7. The magnetic levitation motor radial sensor mounting structure as recited in any one of claims 1-5, wherein: and a wire coiling groove which surrounds along the circumference is arranged on the outer circle of the sensor bracket.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922042708.4U CN210640791U (en) | 2019-11-22 | 2019-11-22 | Magnetic suspension motor radial sensor mounting structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922042708.4U CN210640791U (en) | 2019-11-22 | 2019-11-22 | Magnetic suspension motor radial sensor mounting structure |
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| CN210640791U true CN210640791U (en) | 2020-05-29 |
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| CN201922042708.4U Active CN210640791U (en) | 2019-11-22 | 2019-11-22 | Magnetic suspension motor radial sensor mounting structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114152233A (en) * | 2021-12-09 | 2022-03-08 | 坎德拉(深圳)新能源科技有限公司 | Radial displacement sensor positioning support for flywheel energy storage device |
-
2019
- 2019-11-22 CN CN201922042708.4U patent/CN210640791U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114152233A (en) * | 2021-12-09 | 2022-03-08 | 坎德拉(深圳)新能源科技有限公司 | Radial displacement sensor positioning support for flywheel energy storage device |
| CN114152233B (en) * | 2021-12-09 | 2023-11-03 | 坎德拉(深圳)新能源科技有限公司 | Radial displacement sensor positioning bracket for flywheel energy storage device |
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