CN115541155A - Motor vibration testing device - Google Patents
Motor vibration testing device Download PDFInfo
- Publication number
- CN115541155A CN115541155A CN202210993306.6A CN202210993306A CN115541155A CN 115541155 A CN115541155 A CN 115541155A CN 202210993306 A CN202210993306 A CN 202210993306A CN 115541155 A CN115541155 A CN 115541155A
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- cylinder
- aluminum alloy
- motor
- vibration
- screw
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/025—Measuring arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/027—Specimen mounting arrangements, e.g. table head adapters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
- G01R31/343—Testing dynamo-electric machines in operation
Abstract
The invention discloses a motor vibration testing device which comprises an aluminum alloy motor supporting plate and an aluminum alloy vibration flat plate, wherein the aluminum alloy motor supporting plate is fixedly arranged on the right side of the upper end of the aluminum alloy vibration flat plate, supporting feet are arranged on four corners of the aluminum alloy vibration flat plate, a workbench is arranged at the lower end of each supporting foot, and a cylinder supporting seat is arranged at the upper end of the aluminum alloy motor supporting plate.
Description
Technical Field
The invention relates to the technical field of motor vibration testing, in particular to a motor vibration testing device.
Background
The motor vibration can accelerate the abrasion of a motor bearing, the normal service life of the bearing is greatly shortened, and great noise can be emitted during operation, so that the motor is subjected to vibration test, and the state of the current residual unbalance of the motor can be effectively detected. For the motor with larger vibration value, the motor is subjected to the whole dynamic balance treatment, so that the residual unbalance of the motor can reach the design requirement.
At present, the existing method for detecting the vibration value of a motor is to place a rubber pad on a workbench, place a V-shaped block on the rubber pad, place the motor in a V-shaped groove of the V-shaped block, start the motor by electrifying and detect the motor by using a handheld vibration meter, vibrate the motor during operation, so that the motor and the V-shaped block can generate displacement in the X direction, but the dead weight of the motor and the V-shaped block causes friction force between the V-shaped block and the rubber pad, and the friction force can prevent the motor and the V-shaped block from displacing in the X direction, so that the error of the whole detection system is large, and the problem of the vibration value of the motor during operation under rated voltage cannot be detected.
Therefore, it is necessary to provide a vibration testing apparatus for a motor to solve the above technical problems.
Disclosure of Invention
The invention aims to provide a motor vibration testing device to solve the problems that the existing motor vibration testing device provided in the background art has large error during the whole test and detection and cannot detect the vibration value of a motor running under a rated voltage.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a motor vibration testing arrangement, includes aluminum alloy motor backup pad and aluminum alloy vibration flat board, aluminum alloy motor backup pad installation is fixed on aluminum alloy vibration flat board's upper end right side, be provided with the spike on four corners of aluminum alloy vibration flat board, the lower extreme of spike is provided with the workstation, the upper end of aluminum alloy motor backup pad is provided with the cylinder supporting seat, the outside of cylinder supporting seat is located and is provided with the cylinder pedestal in the aluminum alloy motor backup pad, the upper end both sides of cylinder pedestal are provided with the cylinder fixed bolster, cylinder pedestal and cylinder fixed bolster pass through mount screw fixed connection, the inboard of cylinder fixed bolster is located and is provided with conflict fixed cylinder on the cylinder supporting seat, the telescopic link the place ahead of conflict fixed cylinder is provided with test motor, be provided with the nylon cushion between test motor and the aluminum alloy motor backup pad, test motor's top is provided with hand-held vibration meter.
Further, hand-held type vibration meter includes sensor, signal line and vibration meter gauge outfit, the lower extreme of vibration meter gauge outfit is provided with the signal line, the lower extreme of signal line is provided with the sensor, the sensor is contradicted on test motor.
Further, conflict stationary cylinder includes piston rod, piston column cap, cylinder body and installation lug, the front end of installation lug is provided with cylinder body, cylinder body's inboard is provided with piston rod, piston rod's front end is provided with the piston column cap, installation lug passes through the bolt to be fixed on cylinder fixed bolster, cylinder body conflicts on the cylinder supporting seat.
Further, the cylinder fixing bracket includes an i-shaped bottom plate, an outer side groove, an outer side convex plate and screw through holes, the inner side of the upper end of the outer side convex plate is provided with the screw through holes, the outer side of the lower end of the outer side convex plate is provided with the i-shaped bottom plate, the inner sides of the two ends of the i-shaped bottom plate are provided with the outer side grooves, the i-shaped bottom plate is fixedly connected to the cylinder seat body through fixing frame screws, and the outer side convex plate is fixedly connected to the abutting fixing cylinder.
Further, the cylinder base comprises a screw mounting hole, a base shell and a mounting screw, the screw mounting hole is formed in the inner side of the base shell, the mounting screw is arranged in the inner side of the screw mounting hole, and the base shell is fixedly connected to the aluminum alloy motor supporting plate through the mounting screw.
Further, the aluminum alloy motor support plate comprises a seat body mounting hole, a support seat mounting hole, a motor placing groove and a support plate shell, wherein the motor placing groove is formed in the inner side of the upper end of the support plate shell, the support seat mounting hole is formed in the outer side of the motor placing groove and located on the support plate shell, the seat body mounting hole is formed in the outer side of the support seat mounting hole and located on the support plate shell, and the support plate shell is fixedly connected to the aluminum alloy vibration flat plate.
Further, the nylon cushion block comprises a cushion block shell and a supporting plate sleeve groove, the supporting plate sleeve groove is formed in the inner side of the lower end of the cushion block shell, and the cushion block shell is fixedly connected to the aluminum alloy motor supporting plate.
Further, the cylinder supporting seat comprises a metal screw, a screw assembling hole and a supporting seat column, the screw assembling hole is formed in the inner side of the supporting seat column, the metal screw is arranged on the supporting seat column in the inner side of the screw assembling hole, and the supporting seat column is fixedly connected to the aluminum alloy motor supporting plate through the metal screw.
Furthermore, the aluminum alloy motor supporting plates are arranged in two, and the aluminum alloy motor supporting plates are symmetrically fixed on the right side of the upper end of the aluminum alloy vibrating plate.
Furthermore, the nylon cushion block is made of silicon rubber with excellent flexibility and elasticity.
Compared with the prior art, the invention has the following beneficial effects:
1. the air cylinder is fixed through the collision of the outer side of the test motor, so that the collision state is effectively adjusted in a telescopic mode, and the collision fixing air cylinder is effectively collided and fixed when being extended, so that the test motor realizes the detection of the vibration value when the test motor operates under the rated voltage, is safe and reliable, and avoids the potential safety hazard of flying away from a V-shaped block of the motor in the previous detection mode;
2. through the flexibility of the supporting feet, the detected vibration value of the motor is more real and accurate;
3. the aluminum alloy vibration flat plate and the aluminum alloy motor support plate are made of aluminum alloy, so that the error of the system is small.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the structure of the motor fixing part of the present invention;
FIG. 3 is a schematic structural view of the hand-held vibration meter of the present invention;
FIG. 4 is a schematic view of the interference fixing cylinder of the present invention;
FIG. 5 is a schematic view of the cylinder mounting bracket of the present invention;
FIG. 6 is a schematic view of the cylinder block structure of the present invention;
FIG. 7 is a schematic structural view of an aluminum alloy motor support plate according to the present invention;
FIG. 8 is a schematic view of the nylon spacer block structure of the present invention;
fig. 9 is a schematic view of the cylinder support base structure of the present invention.
In the figure: 1. a mount screw; 2. a cylinder base; 21. a screw mounting hole; 22. a seat body shell; 23. mounting screws; 3. a cylinder fixing bracket; 31. an i-shaped floor; 32. an outer groove; 33. an outer convex plate; 34. a screw through hole; 4. is abutted against the fixed cylinder; 41. a cylinder piston rod; 42. a piston head; 43. a cylinder body; 44. mounting a bump; 5. a cylinder supporting seat; 51. a metal screw; 52. a screw assembly hole; 53. supporting a seat post; 6. a hand-held vibration meter; 61. a sensor; 62. a signal line; 63. a vibration meter head; 7. testing the motor; 8. an aluminum alloy motor support plate; 81. a seat body mounting hole; 82. a support seat mounting hole; 83. a motor placing groove; 84. a support plate housing; 9. an aluminum alloy vibrating plate; 10. a brace; 11. a work table; 12. nylon cushion blocks; 121. a cushion block housing; 122. the supporting plate is sleeved with a groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1 and 3, the present invention provides a technical solution: a motor vibration testing device comprises an aluminum alloy motor supporting plate 8 and an aluminum alloy vibration plate 9, wherein the aluminum alloy motor supporting plate 8 is fixedly arranged on the right side of the upper end of the aluminum alloy vibration plate 9, supporting feet 10 are arranged on four corners of the aluminum alloy vibration plate 9, a workbench 11 is arranged at the lower end of the supporting feet 10, a cylinder supporting seat 5 is arranged at the upper end of the aluminum alloy motor supporting plate 8, the outer side of the cylinder supporting seat 5 is positioned on the aluminum alloy motor supporting plate 8 and is provided with a cylinder seat body 2, two sides of the upper end of the cylinder seat body 2 are provided with cylinder fixing supports 3, the cylinder seat body 2 and the cylinder fixing supports 3 are fixedly connected through fixing frame screws 1, the inner side of the cylinder fixing supports 3 is positioned on the cylinder supporting seat 5 and is provided with a collision fixing cylinder 4, a testing motor 7 is arranged in front of a telescopic rod of the collision fixing cylinder 4, a nylon cushion block 12 is arranged between the testing motor 7 and the aluminum alloy motor supporting plate 8, a handheld vibration tester 6 is arranged above the testing motor 7, when the motor vibration plate is used, the aluminum alloy vibration plate 9 is fixed on the workbench 11 due to the supporting plate, the supporting pins 10 at the four corners, the aluminum alloy vibration plate can be stably placed, and the motor 7 can be effectively used for testing, and the stator can be placed, and the stator can be effectively tested, and the stator can be detached according to the size of the testing motor when the motor is effectively tested, like this test motor 7 has realized the detection of vibration value when operation under the motor rated voltage, safety and reliability, detection mode before having avoided, the motor has the potential safety hazard of "flying away from V type piece", conflict fixed cylinder 4 is because of the cylinder fixed bolster 3 of 2 upper ends both sides of cylinder pedestal, thereby effectively fix through the bolt, and the bottom middle part of conflict fixed cylinder 4 effectively supports because of cylinder supporting seat 5, make conflict fixed cylinder 4 be convenient for stabilize the conflict and use, test motor 7 is because of the effective test of hand-held type vibration meter 6 like this, in the overall test, because of spike 10 has the flexibility, the motor vibration value that detects is truer, and more accurate, and aluminum alloy vibration flat board 9 and aluminum alloy motor backup pad 8 adopt the aluminum alloy preparation, make system self error little.
The hand-held vibration meter 6 comprises a sensor 61, a signal wire 62 and a vibration meter head 63, wherein the signal wire 62 is arranged at the lower end of the vibration meter head 63, the sensor 61 is arranged at the lower end of the signal wire 62, the sensor 61 is abutted on the test motor 7, the sensor 61 of the hand-held vibration meter 6 is abutted on the test motor 7, and therefore the sensor 61 transmits vibration generated by the test motor 7 to the vibration meter head 63 through the signal wire 62 to process and display the vibration value of an object on a liquid crystal screen of the head.
The nylon cushion block 12 is made of silicon rubber with excellent flexibility and elasticity, so that the nylon cushion block has excellent flexibility, and the detected motor vibration value is more real and accurate.
Example two
As shown in fig. 1, 2, 4, 5 and 6, the abutting fixed cylinder 4 includes a cylinder piston rod 41, a piston post head 42, a cylinder body 43 and a mounting protrusion 44, the front end of the mounting protrusion 44 is provided with the cylinder body 43, the inner side of the cylinder body 43 is provided with the cylinder piston rod 41, the front end of the cylinder piston rod 41 is provided with the piston post head 42, the mounting protrusion 44 is fixed on the cylinder fixed bracket 3 through a plug, the cylinder body 43 abuts on the cylinder support base 5, the cylinder body 43 abutting on the fixed cylinder 4 abuts on the cylinder support base 5, and the mounting protrusion 44 at the rear end of the cylinder body 43 is fixed on the cylinder fixed bracket 3 through a plug, so that the cylinder body 43 is convenient for stable use, the cylinder body 43 receives the change of the external hydraulic state, so as to effectively change the position of the cylinder piston rod 41, the cylinder piston rod 41 then effectively changes the position of the piston post head 42, so as to facilitate abutting, fixed use, and make use more convenient when in use.
The cylinder fixing bracket 3 comprises an I-shaped bottom plate 31, an outer groove 32, an outer convex plate 33 and screw through holes 34, the inner side of the upper end of the outer convex plate 33 is provided with the screw through holes 34, the outer side of the lower end of the outer convex plate 33 is provided with the I-shaped bottom plate 31, the inner sides of two ends of the I-shaped bottom plate 31 are provided with the outer groove 32, the I-shaped bottom plate 31 is fixedly connected to the cylinder seat body 2 through fixing frame screws 1, the outer convex plate 33 is fixedly connected to the interference fixing cylinder 4, the I-shaped bottom plate 31 of the cylinder fixing bracket 3 enables the fixing frame screws 1 to conveniently penetrate through the outer groove 32 to be fixed to the cylinder seat body 2 due to the outer grooves 32 on the inner sides of the two ends, so that the I-shaped bottom plate 31 is convenient to fix, the outer convex plate 33 at the outer end of the I-shaped bottom plate 31 is convenient to stably support, and the outer convex plate 33 is convenient to penetrate through the area of the screw through holes 34, so that the interference fixing cylinder 4 is convenient to fix on the outer convex plate 33.
EXAMPLE III
As shown in fig. 1, 2, 7, 8 and 9, the aluminum alloy motor supporting plate 8 includes a seat body mounting hole 81, a supporting seat mounting hole 82, a motor placing groove 83 and a supporting plate housing 84, the inner side of the upper end of the supporting plate housing 84 is provided with the motor placing groove 83, the outer side of the motor placing groove 83 is located on the supporting plate housing 84 and is provided with the supporting seat mounting hole 82, the outer side of the supporting seat mounting hole 82 is located on the supporting plate housing 84 and is provided with the seat body mounting hole 81, the supporting plate housing 84 is fixedly connected to the aluminum alloy vibrating plate 9, the supporting plate housing 84 of the aluminum alloy motor supporting plate 8 is fixedly connected to the aluminum alloy vibrating plate 9 through screws, so that the supporting plate housing 84 is convenient to stably place, the supporting plate housing 84 is convenient to be used in a limiting and fixing manner due to the area of the motor placing groove 83, so that the testing motor 7 is convenient to be used in a limiting and fixing manner, and the cylinder supporting seat 5 is convenient to be installed and fixed due to the area of the seat body mounting hole 81, so that the cylinder body 2 is convenient to be installed and used in a fixing manner.
Example four
As shown in fig. 1 and 2, the aluminum alloy motor support plates 8 are provided with two support plates, and the aluminum alloy motor support plates 8 are symmetrically fixed on the right side of the upper end of the aluminum alloy vibrating plate 9, so that the two aluminum alloy motor support plates 8 are symmetrically fixed on the right side of the upper end of the aluminum alloy vibrating plate 9, and the aluminum alloy vibrating plate is convenient for stable support detection.
The working principle is as follows: when in use, the aluminum alloy vibration plate 9 is fixed on the workbench 11 due to the supporting feet 10 at four corners, so that the aluminum alloy vibration plate 9 can be conveniently and stably placed and used through the workbench 11, the aluminum alloy vibration plate 9 is convenient for stably placing and using due to the aluminum alloy motor supporting plates 8 at two symmetrical upper ends and right sides, so that the test motor 7 can be effectively fixed, when in placing, the nylon cushion block 12 can be placed according to the size of a stator of the test motor 7, when in mounting, the motor with smaller diameter can be detected, when in dismounting, the aluminum alloy motor supporting plate 8 can detect and place the motor with larger diameter, the test motor 7 is convenient for placing due to the conflict fixed air cylinder 4 at the outer side, so that the conflict state can be effectively and telescopically adjusted, when the conflict fixed air cylinder 4 is extended, so that the conflict is effectively conflicted and fixed, so that the test motor 7 can detect the vibration value when the motor operates under rated voltage, safety and reliability are realized, the former detection mode is avoided, the motor has the safety hazard of 'flying away from a V-shaped block', the fixed air cylinder fixing support 3 at two upper ends of the air cylinder 2 at two sides of the fixed air cylinder 4 is adopted for conflict, thereby effectively fixing the air cylinder supporting plate 4, the air cylinder supporting plate 9 is effectively fixed, the test motor 7 can be conveniently used, the test motor can be conveniently used, the whole vibration error of the test motor can be more accurately tested, the test motor 9, the test motor can be more accurately tested, and the whole vibration meter can be more accurately tested, and the whole motor can be more conveniently, the test motor can be more accurately tested, and the whole vibration meter can be more accurately tested, and the test motor can be more accurately tested, and the error of the whole motor can be more conveniently.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a motor vibration testing arrangement, includes aluminum alloy motor backup pad (8) and aluminum alloy vibration flat board (9), its characterized in that: the utility model discloses an aluminum alloy vibration testing device, including aluminum alloy vibration flat board (9), aluminum alloy motor backup pad (8), be provided with spike (10) on four corners of aluminum alloy vibration flat board (9), the lower extreme of spike (10) is provided with workstation (11), the upper end of aluminum alloy motor backup pad (8) is provided with cylinder supporting seat (5), the outside of cylinder supporting seat (5) is located and is provided with cylinder pedestal (2) on aluminum alloy motor backup pad (8), the upper end both sides of cylinder pedestal (2) are provided with cylinder fixed bolster (3), cylinder pedestal (2) and cylinder fixed bolster (3) are through mount screw (1) fixed connection, the inboard of cylinder fixed bolster (3) is located and is provided with conflict fixed cylinder (4) on cylinder supporting seat (5), the telescopic link the place ahead of conflict fixed cylinder (4) is provided with test motor (7), be provided with nylon cushion (12) between test motor (7) and aluminum alloy motor backup pad (8), the top of test motor (7) is provided with handheld vibration meter (6).
2. A vibration testing device of an electric motor according to claim 1, wherein: hand-held type vibration meter (6) include sensor (61), signal line (62) and vibration meter gauge outfit (63), the lower extreme of vibration meter gauge outfit (63) is provided with signal line (62), the lower extreme of signal line (62) is provided with sensor (61), sensor (61) contradicts on test motor (7).
3. A vibration testing apparatus for an electric motor according to claim 1, wherein: conflict stationary cylinder (4) including cylinder piston rod (41), piston column cap (42), cylinder body (43) and installation lug (44), the front end of installation lug (44) is provided with cylinder body (43), the inboard of cylinder body (43) is provided with cylinder piston rod (41), the front end of cylinder piston rod (41) is provided with piston column cap (42), installation lug (44) are fixed on cylinder fixed bolster (3) through the bolt, cylinder body (43) are contradicted on cylinder supporting seat (5).
4. A vibration testing device of an electric motor according to claim 1, wherein: the cylinder fixing support (3) comprises an I-shaped bottom plate (31), an outer side groove (32), an outer side convex plate (33) and screw through holes (34), the screw through holes (34) are formed in the inner side of the upper end of the outer side convex plate (33), the I-shaped bottom plate (31) is arranged on the outer side of the lower end of the outer side convex plate (33), the outer side grooves (32) are formed in the inner sides of two ends of the I-shaped bottom plate (31), the I-shaped bottom plate (31) is fixedly connected to the cylinder base body (2) through fixing frame screws (1), and the outer side convex plate (33) is fixedly connected to the abutting fixing cylinder (4).
5. A vibration testing device of an electric motor according to claim 1, wherein: the air cylinder seat body (2) comprises screw mounting holes (21), a seat body shell (22) and mounting screws (23), the inner side of the seat body shell (22) is provided with the screw mounting holes (21), the inner side of the screw mounting holes (21) is provided with the mounting screws (23), and the seat body shell (22) is fixedly connected to the aluminum alloy motor supporting plate (8) through the mounting screws (23).
6. A vibration testing device of an electric motor according to claim 1, wherein: aluminum alloy motor backup pad (8) are including pedestal mounting hole (81), supporting seat mounting hole (82), motor standing groove (83) and backup pad shell (84), the upper end inboard of backup pad shell (84) is provided with motor standing groove (83), the outside of motor standing groove (83) is located backup pad shell (84) and is provided with supporting seat mounting hole (82), the outside of supporting seat mounting hole (82) is located backup pad shell (84) and is provided with pedestal mounting hole (81), backup pad shell (84) fixed connection is on aluminum alloy vibration flat board (9).
7. A vibration testing device of an electric motor according to claim 1, wherein: the nylon cushion block (12) comprises a cushion block shell (121) and a supporting plate sleeve groove (122), the supporting plate sleeve groove (122) is formed in the inner side of the lower end of the cushion block shell (121), and the cushion block shell (121) is fixedly connected to the aluminum alloy motor supporting plate (8).
8. A vibration testing device of an electric motor according to claim 1, wherein: the air cylinder supporting seat (5) comprises a metal screw (51), a screw assembling hole (52) and a supporting seat column (53), the screw assembling hole (52) is formed in the inner side of the supporting seat column (53), the metal screw (51) is arranged on the supporting seat column (53) in the inner side of the screw assembling hole (52), and the supporting seat column (53) is fixedly connected to the aluminum alloy motor supporting plate (8) through the metal screw (51).
9. A vibration testing apparatus for an electric motor according to claim 1, wherein: the aluminum alloy motor supporting plates (8) are arranged in two, and the aluminum alloy motor supporting plates (8) are symmetrically fixed on the right side of the upper end of the aluminum alloy vibrating flat plate (9).
10. A vibration testing apparatus for an electric motor according to claim 1, wherein: the nylon cushion block (12) is made of silicon rubber with excellent flexibility and elasticity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210993306.6A CN115541155A (en) | 2022-08-18 | 2022-08-18 | Motor vibration testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210993306.6A CN115541155A (en) | 2022-08-18 | 2022-08-18 | Motor vibration testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115541155A true CN115541155A (en) | 2022-12-30 |
Family
ID=84725778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210993306.6A Pending CN115541155A (en) | 2022-08-18 | 2022-08-18 | Motor vibration testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115541155A (en) |
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2022
- 2022-08-18 CN CN202210993306.6A patent/CN115541155A/en active Pending
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