CN214951909U - Testing device for outer rotor motor dynamometer bench - Google Patents
Testing device for outer rotor motor dynamometer bench Download PDFInfo
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- CN214951909U CN214951909U CN202121134847.0U CN202121134847U CN214951909U CN 214951909 U CN214951909 U CN 214951909U CN 202121134847 U CN202121134847 U CN 202121134847U CN 214951909 U CN214951909 U CN 214951909U
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- mounting assembly
- dynamometer
- outer rotor
- rotor motor
- testing device
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Abstract
The utility model discloses an external rotor electric machine dynamometer machine testing arrangement for rack, include: a chassis assembly; the first mounting assembly and the second mounting assembly are arranged on the underframe assembly; the brake is arranged on the first mounting assembly; the outer rotor motor tool is arranged on the second mounting component, and the brake is in transmission connection with the outer rotor motor tool through at least one coupler. The utility model discloses the general test on having the three-dimensional rack dynamometer machine in V type groove and having L type rack dynamometer machine, the commonality is high, and assembly efficiency is high, and the measuring accuracy is high.
Description
Technical Field
The utility model relates to a motor test equipment's technical field especially relates to an external rotor electric machine dynamometer machine testing arrangement for rack.
Background
In the prior art, a rotor and a stator of a test motor need to be clamped through a clamp, the stator and the rotor of the existing clamp mounting device and the clamp mounting motor are complex, the mounting universality is poor, the assembly efficiency is low, the air gaps of the stator and the rotor cannot be guaranteed to be uniform, and the test precision is low and inaccurate.
Disclosure of Invention
Aiming at the problems of the existing testing device, the testing device for the outer rotor motor dynamometer machine rack is universal for testing the dynamometer machine with the V-shaped groove three-dimensional rack and the dynamometer machine with the L-shaped rack, and has the advantages of high universality, high assembly efficiency and high testing precision.
The specific technical scheme is as follows:
a kind of external rotor electric machine dynamometer bench uses the testing device, including:
a chassis assembly;
the first mounting assembly and the second mounting assembly are arranged on the underframe assembly;
the brake is arranged on the first mounting assembly;
the outer rotor motor tool is arranged on the second mounting component, and the brake is in transmission connection with the outer rotor motor tool through at least one coupler.
Above-mentioned testing arrangement for external rotor electric machine dynamometer machine rack, wherein, external rotor electric machine frock includes:
the brake is in transmission connection with the shaft through at least one coupler;
the shell is arranged on the outer periphery of the shaft and fixedly connected with the second mounting assembly, the inner periphery of one end of the shell is rotatably connected with the shaft, and one end of the shell is used for mounting a stator of a motor;
the inner periphery of the connecting disc is fixedly connected with one end of the shaft, the outer periphery of the connecting disc is used for installing a rotor of the motor, the rotor is located on the outer periphery of the stator, the rotor is opposite to the stator, and the stator and the rotor are coaxially arranged.
The testing arrangement is used to foretell external rotor electric machine dynamometer machine rack, wherein, the casing includes: the stator comprises a shell and a rear end cover, wherein the shell and the rear end cover are arranged on the periphery of the shaft, the stator is arranged at one end of the shell, and the other end of the shell is fixedly connected with the rear end cover.
Foretell external rotor electric machine test device for dynamometer rack, wherein, including two shaft coupling, torque sensor and supporting seat, the supporting seat is located on the chassis subassembly, the supporting seat is located first installation component with between the second installation component, torque sensor locates on the supporting seat, the stopper is for dragging the motor, it is through one to drag the motor the shaft coupling with the torque sensor transmission is connected, torque sensor is through another the shaft coupling with the other end transmission of axle is connected.
The testing device for the outer rotor motor dynamometer bench is characterized in that the rear end cover is a flange plate, and the flange plate is fixedly connected with the first mounting assembly.
In the testing device for the outer rotor motor dynamometer bench, the first mounting assembly and the second mounting assembly are both L-shaped brackets;
the chassis assembly is a bottom plate, and guide rail strips are arranged on two sides of the bottom plate.
In the testing device for the outer rotor motor dynamometer bench, the brake is a tape dynamometer.
The testing device for the outer rotor motor dynamometer bench is characterized in that the first mounting assembly comprises: the magnetic tape dynamometer comprises a first support and a second support, wherein the first support and the second support are arranged on the underframe assembly, the magnetic tape dynamometer is fixedly connected with the first support and the second support respectively, and a driving shaft of the magnetic tape dynamometer penetrates through the second support and is in transmission connection with the coupler.
Above-mentioned testing arrangement for external rotor electric machine dynamometer rack, wherein, the second installation component includes:
the clamping seat is provided with a V-shaped groove, and the shell is clamped in the V-shaped groove;
the two guide rods are respectively arranged at two ends of the clamping seat;
two ends of the pressure lever are respectively movably connected with the two guide rods, and the pressure lever is abutted to the shell;
and the two locking pieces are respectively arranged on the two guide rods and are respectively in limit fit with the two ends of the pressing rod.
Above-mentioned testing arrangement for external rotor electric machine dynamometer machine rack, wherein, the chassis subassembly includes: the three-dimensional support platform comprises a three-dimensional rack and a support rack, wherein the support rack is arranged on the three-dimensional rack, the first mounting assembly is arranged on the support rack, and the second mounting assembly is arranged on the three-dimensional rack.
Compared with the prior art, the technical scheme has the positive effects that:
the utility model discloses the general test on having the three-dimensional rack dynamometer machine in V type groove and having L type rack dynamometer machine, the commonality is high, and assembly efficiency is high, and the measuring accuracy is high.
Drawings
Fig. 1 is a front view of a first embodiment of a testing device for an external rotor motor dynamometer bench according to the present invention;
fig. 2 is a schematic structural diagram of a first embodiment of the testing device for the dynamometer machine bench of the external rotor electric machine according to the present invention;
fig. 3 is a schematic structural diagram of a first embodiment of the testing device for the dynamometer machine bench of the external rotor electric machine according to the present invention;
fig. 4 is a front view of a second embodiment of the testing device for the outer rotor motor dynamometer machine bench of the present invention;
fig. 5 is a schematic structural diagram of a second embodiment of the testing device for the dynamometer machine bench of the external rotor electric machine according to the present invention;
fig. 6 is a schematic structural diagram of a second embodiment of the testing device for the dynamometer machine bench of the external rotor electric machine according to the present invention;
fig. 7 is a schematic structural diagram of an outer rotor motor tool in a first embodiment of the testing device for the outer rotor motor dynamometer machine bench according to the present invention;
fig. 8 is a schematic structural diagram of an outer rotor motor tool in a second embodiment of the testing device for the outer rotor motor dynamometer machine bench according to the present invention;
fig. 9 is a schematic structural diagram of an outer rotor motor tool in a second embodiment of the testing device for the outer rotor motor dynamometer machine bench according to the present invention;
in the drawings: 1. a shaft; 2. a housing; 3. a stator; 4. a rotor; 5. a connecting disc; 6. a first bearing; 7. a baffle ring; 8. a first bearing stage; 9. a first spigot; 10. a second bearing; 11. an inner disc; 12. an outer disc; 13. a connecting plate; 14. a first step; 15. a second step; 16. a rear end cap; 17. a second bearing stage; 18. a third bearing; 19. a second spigot; 20. a card slot; 21. a retainer ring; 22. mounting holes; 31. a first mounting assembly; 32. a second mounting assembly; 33. a chassis assembly; 34. a brake; 35. an outer rotor motor tool; 36. a coupling; 37. a housing; 41. a first bracket; 42. a first bracket; 43. a clamping seat; 44. a guide bar; 45. a pressure lever; 46. a locking member; 47. a V-shaped groove; 48. a three-dimensional gantry; 49. a support stand; 50. a torque sensor; 51. a supporting seat; 52. a guide rail bar.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
The first embodiment:
fig. 1 is the utility model relates to an external rotor electric machine is elevation view of the first embodiment of testing arrangement for dynamometer machine rack, fig. 2 is the utility model relates to an external rotor electric machine is structure schematic diagram of the first embodiment of testing arrangement for dynamometer machine rack, fig. 3 is the utility model relates to an external rotor electric machine is structure schematic diagram of the first embodiment of testing arrangement for dynamometer machine rack, fig. 7 is the utility model relates to a structure schematic diagram of external rotor electric machine frock in the first embodiment of testing arrangement for dynamometer machine rack of external rotor electric machine, as shown in fig. 1 to fig. 3 and fig. 7, shown a testing arrangement for dynamometer machine rack of external rotor electric machine of preferred embodiment, include: the outer rotor motor assembly comprises an underframe assembly 33, a first mounting assembly 31, a second mounting assembly 32, a brake 34 and an outer rotor motor tool 35, wherein the first mounting assembly 31 and the second mounting assembly 32 are both arranged on the underframe assembly 33, the brake 34 is arranged on the first mounting assembly 31, the outer rotor motor tool 35 is arranged on the second mounting assembly 32, and the brake 34 is in transmission connection with the outer rotor motor tool 35 through at least one coupler 36.
Further, as a preferred embodiment, the outer rotor motor tool 35 includes: shaft 1, casing 37 and connection pad 5, stopper 34 is connected with shaft 1 transmission through an at least shaft coupling 36, the periphery of shaft 1 is located to casing 37, casing 37 and second installation component 32 fixed connection, the interior week of the one end of casing 37 rotates with shaft 1 and is connected, the one end of casing 37 is used for installing the stator 3 of motor, the interior week of connection pad 5 and the one end fixed connection of shaft 1, the periphery of connection pad 5 is used for installing the rotor 4 of motor, rotor 4 is located the periphery of stator 3, rotor 4 just faces with stator 3, and stator 3 sets up with rotor 4 is coaxial.
Further, as a preferred embodiment, the housing 37 includes: shell 2 and rear end housing 16, shell 2 and rear end housing 16 all locate the periphery of axle 1, and the one end of shell 2 is located to stator 3, the other end and the rear end housing 16 fixed connection of shell 2.
The above is merely an example of the preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.
The utility model discloses still have following embodiment on above-mentioned basis:
in a further embodiment of the present invention, please continue to refer to fig. 1 to 3 and 7, the brake 34 is a tape dynamometer.
In a further embodiment of the present invention, the first mounting assembly 31 includes: the magnetic tape dynamometer comprises a first support 41 and a second support 42, wherein the first support 41 and the second support 42 are arranged on the underframe assembly 33, the magnetic tape dynamometer is fixedly connected with the first support 41 and the second support 42 respectively, and a driving shaft of the magnetic tape dynamometer penetrates through the second support 42 and is in transmission connection with the coupler 36.
In a further embodiment of the present invention, the second mounting assembly 32 comprises: the clamping seat 43, two guide bars 44, depression bar 45 and two locking pieces 46, V type groove 47 has on the clamping seat 43, V type groove 47 is located to the shell 2 card, the both ends of clamping seat 43 are located respectively to two guide bars 44, the both ends of depression bar 45 respectively with two guide bars 44 swing joint, depression bar 45 offsets with shell 2, two locking pieces 46 are located respectively on two guide bars 44, two locking pieces 46 respectively with the spacing cooperation in the both ends of depression bar 45.
In a further embodiment of the present invention, the bottom frame assembly 33 includes: the three-dimensional table 48 and the support table 49, the support table 49 is arranged on the three-dimensional table 48, the first mounting assembly 31 is arranged on the support table 49, and the second mounting assembly 32 is arranged on the three-dimensional table 48.
Preferably, a first bearing 6 is provided between the shaft 1 and the inner periphery of the housing 2.
Preferably, the inner periphery of one end of the outer shell 2 is provided with a baffle ring 7, and the first bearing 6 is in limit fit with the baffle ring 7 along the axial direction of the outer shell 2.
Preferably, a first bearing stop 8 is arranged on the shaft 1, a first bearing 6 is arranged between the outer periphery of the first bearing stop 8 and the inner periphery of one end of the housing 2, the connecting disc 5 is sleeved at one end of the shaft 1, and the inner periphery of the connecting disc 5 is fixedly connected with the first bearing stop 8.
The utility model discloses a stator 3 in the external rotor electric machine frock is radial spacing or radial spacing through second bearing 10 through first tang 9:
when stator 3 in the outer rotor motor frock is radial spacing through first tang 9:
preferably, the inner periphery of one end of the outer shell 2 is provided with a first spigot 9, and the inner periphery of the stator 3 is in limit fit with the first spigot 9 along the radial direction of the outer shell 2.
Preferably, the first spigot 9 is provided on the retainer ring 7.
Preferably, the outer periphery of the first spigot 9 abuts against the inner periphery of the stator 3, so that the central axis of the stator 3 coincides with the central axis of the housing 2, and the central axis of the rotor 4 coincides with the central axis of the stator 3.
Preferably, the outer diameter of the first spigot 9 is less than or equal to the inner diameter of the housing 2.
Preferably, the first spigot 9 is used for positioning the stator 3 of the bearingless external rotor motor, the outer diameter of the first spigot 9 is the same as the inner diameter of the stator 3, and the first spigot 9 is in clearance fit with the stator 3.
When stator 3 in the outer rotor motor tool is radially limited through second bearing 10:
a second bearing 10 is provided between the inner periphery of the connecting plate 5 and the inner periphery of the stator 3.
Preferably, the inner periphery of one end of the second bearing 10 is in limit fit with the first step 14, the outer periphery of one end of the second bearing 10 is in limit fit with the second step 15, a retainer ring 21 is arranged in the clamping groove 20, and the retainer ring 21 is in limit fit with the inner periphery of the other end of the second bearing 10.
In a further embodiment of the present invention, the outer diameter of the rear end cap 16 is equal to the outer diameter of the housing 2.
Preferably, the stator 3 is fixedly connected to one end of the housing 2 by means of a plurality of screws.
Preferably, the connection disc 6 comprises: inner disc 11, a plurality of connecting plate 13 and outer dish 12, the one end of axle 1 is located to inner disc 11 cover, inner disc 11 and first bearing shelves 8 fixed connection, inner disc 11 through a plurality of connecting plates 13 and outer dish 12 fixed connection, rotor 4 and the interior circumference fixed connection of outer dish 12, a plurality of connecting plates 13 are equidistant setting along the circumferencial direction of inner disc 11.
Preferably, the inner disc 11 is fixedly connected to the first bearing rail 8 by means of several screws.
Preferably, the outer circumference of the inner disc 11 has a first step 14 and a slot 20, and the inner circumference of the stator 3 has a second step 15, and the second step 15 is opposite to the first step 14.
Preferably, the external rotor motor testing apparatus further includes: the rear end cover 16 is arranged on the periphery of the other end of the shaft 1, the rear end cover 16 is fixedly connected with the other end of the shell 2, and the shaft 1 is in running fit with the rear end cover 16.
Preferably, the shaft 1 is further provided with a second bearing stop 17, and a third bearing 18 is provided between the inner periphery of the rear end cover 16 and the outer periphery of the second bearing stop 17.
Preferably, the rear end cap 16 is fixedly connected to the second bearing rail 17 by a plurality of screws.
Preferably, the outer diameter of the rear end cap 16 is equal to the outer diameter of the housing 2.
Preferably, there is a slight interference fit between the first bearing rail 8 and the first bearing 6, and a slight interference fit between the second bearing rail 17 and the third bearing 18.
Preferably, the rotor 4 is fixedly connected with the connecting disc 5 through a screw, and is used for accurately and easily positioning the rotor 5 of the bearingless outer rotor motor.
Preferably, the outer periphery of the second bearing stop 17 is provided with a second stop mouth 19, and the second stop mouth 19 is in limit fit with the axis of the rear end cover 16.
The stator and the rotor of the bearingless outer rotor motor are respectively fixed on the device, and the bearingless outer rotor motor is changed into a motor with a bearing and a common inner rotor through the motion transmission relation among all parts on the device.
Second embodiment:
fig. 4 is the utility model relates to an external rotor electric machine is elevation view of test device's for dynamometer machine rack second embodiment, fig. 5 is the utility model relates to an external rotor electric machine is structure schematic diagram of test device's for dynamometer machine rack second embodiment, fig. 6 is the utility model relates to an external rotor electric machine is structure schematic diagram of test device's for dynamometer machine rack second embodiment, fig. 8 is the utility model relates to an external rotor electric machine is structure schematic diagram of external rotor electric machine frock in test device's for dynamometer machine rack second embodiment, fig. 9 is the utility model relates to a structure schematic diagram of external rotor electric machine frock in external rotor electric machine is testing device for dynamometer machine rack's second embodiment, as the major structure of fig. 4 to fig. 6, fig. 8 to fig. 9 this embodiment is roughly the same with first embodiment, the difference lies in: the testing device for the outer rotor motor dynamometer bench comprises two couplers 36, a torque sensor 50 and a supporting seat 51, wherein the supporting seat 51 is arranged on the underframe assembly 33, the supporting seat 51 is positioned between the first mounting assembly 31 and the second mounting assembly 32, the torque sensor 50 is arranged on the supporting seat 51, the brake 34 is a dragging motor, the dragging motor is in transmission connection with the torque sensor 50 through one coupler 36, and the torque sensor 50 is in transmission connection with the other end of the shaft 1 through the other coupler 36.
In a further embodiment of the present invention, the rear end cover 16 is a flange, and the flange is fixedly connected to the first mounting assembly 31.
Preferably, the outer diameter of the flange is larger than the outer diameter of the housing 2.
Preferably, a plurality of mounting holes 22 are formed on the peripheral side of the flange, and a plurality of bolts respectively penetrate through the plurality of mounting holes 22 to be fixedly connected with the second mounting component 32.
In a further embodiment of the present invention, the first mounting component 31 and the second mounting component 32 are L-shaped brackets.
In a further embodiment of the present invention, the bottom frame assembly 33 is a bottom plate, and both sides of the bottom plate are provided with guide rail strips 52.
The utility model discloses the general purpose that is used for all no bearing external rotor electric machines to test on having the three-dimensional rack dynamometer machine in V type groove has realized through making into no tang shell to the frock shell, can be general in there is bearing external rotor electric machine the purpose of testing on having the three-dimensional rack dynamometer machine in V type groove, has realized making the ring flange through the rear end cap to the frock, can be general in testing on having L type rack dynamometer machine.
The utility model discloses the commonality is high, and assembly efficiency is high, and the measuring accuracy is high.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (10)
1. The utility model provides an external rotor electric machine dynamometer machine testing arrangement for rack which characterized in that includes:
a chassis assembly;
the first mounting assembly and the second mounting assembly are arranged on the underframe assembly;
the brake is arranged on the first mounting assembly;
the outer rotor motor tool is arranged on the second mounting component, and the brake is in transmission connection with the outer rotor motor tool through at least one coupler.
2. The testing device for the outer rotor motor dynamometer bench of claim 1, wherein the outer rotor motor tooling comprises:
the brake is in transmission connection with the shaft through at least one coupler;
the shell is arranged on the outer periphery of the shaft and fixedly connected with the second mounting assembly, the inner periphery of one end of the shell is rotatably connected with the shaft, and one end of the shell is used for mounting a stator of a motor;
the inner periphery of the connecting disc is fixedly connected with one end of the shaft, the outer periphery of the connecting disc is used for installing a rotor of the motor, the rotor is located on the outer periphery of the stator, the rotor is opposite to the stator, and the stator and the rotor are coaxially arranged.
3. The testing device for the outer rotor motor dynamometer bench of claim 2, wherein the housing includes: the stator comprises a shell and a rear end cover, wherein the shell and the rear end cover are arranged on the periphery of the shaft, the stator is arranged at one end of the shell, and the other end of the shell is fixedly connected with the rear end cover.
4. The testing device for the outer rotor motor dynamometer bench of claim 3, comprising two couplers, a torque sensor and a supporting seat, wherein the supporting seat is disposed on the chassis assembly, the supporting seat is disposed between the first mounting assembly and the second mounting assembly, the torque sensor is disposed on the supporting seat, the brake is a dragging motor, the dragging motor is in transmission connection with the torque sensor through one coupler, and the torque sensor is in transmission connection with the other end of the shaft through the other coupler.
5. The testing device for the outer rotor motor dynamometer bench of claim 4, wherein the rear end cover is a flange, and the flange is fixedly connected with the first mounting assembly.
6. The testing device for the outer rotor motor dynamometer bench of claim 5, wherein the first mounting assembly and the second mounting assembly are both L-shaped brackets;
the chassis assembly is a bottom plate, and guide rail strips are arranged on two sides of the bottom plate.
7. The testing device for the outer rotor motor dynamometer bench of claim 3, wherein the brake is a tape dynamometer.
8. The testing device for the outer rotor motor dynamometer bench of claim 7, wherein the first mounting assembly includes: the magnetic tape dynamometer comprises a first support and a second support, wherein the first support and the second support are arranged on the underframe assembly, the magnetic tape dynamometer is fixedly connected with the first support and the second support respectively, and a driving shaft of the magnetic tape dynamometer penetrates through the second support and is in transmission connection with the coupler.
9. The testing device for the outer rotor motor dynamometer bench of claim 8, wherein the second mounting assembly includes:
the clamping seat is provided with a V-shaped groove, and the shell is clamped in the V-shaped groove;
the two guide rods are respectively arranged at two ends of the clamping seat;
two ends of the pressure lever are respectively movably connected with the two guide rods, and the pressure lever is abutted to the shell;
and the two locking pieces are respectively arranged on the two guide rods and are respectively in limit fit with the two ends of the pressing rod.
10. The testing device for the outer rotor motor dynamometer bench of claim 9, wherein the chassis assembly includes: the three-dimensional support platform comprises a three-dimensional rack and a support rack, wherein the support rack is arranged on the three-dimensional rack, the first mounting assembly is arranged on the support rack, and the second mounting assembly is arranged on the three-dimensional rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121134847.0U CN214951909U (en) | 2021-05-25 | 2021-05-25 | Testing device for outer rotor motor dynamometer bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121134847.0U CN214951909U (en) | 2021-05-25 | 2021-05-25 | Testing device for outer rotor motor dynamometer bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214951909U true CN214951909U (en) | 2021-11-30 |
Family
ID=79059468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121134847.0U Active CN214951909U (en) | 2021-05-25 | 2021-05-25 | Testing device for outer rotor motor dynamometer bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214951909U (en) |
-
2021
- 2021-05-25 CN CN202121134847.0U patent/CN214951909U/en active Active
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