CN215867022U - Universal device for outer rotor generator test - Google Patents
Universal device for outer rotor generator test Download PDFInfo
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- CN215867022U CN215867022U CN202121841799.9U CN202121841799U CN215867022U CN 215867022 U CN215867022 U CN 215867022U CN 202121841799 U CN202121841799 U CN 202121841799U CN 215867022 U CN215867022 U CN 215867022U
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Abstract
The utility model discloses a universal device for an outer rotor generator test, and belongs to the technical field of motor test equipment. The device comprises a base, two fixing frames, a stator fixing assembly and a rotor fixing assembly, wherein first sliding assemblies are arranged on a group of opposite sides of the base, two ends of the fixing frames are arranged on two sides of the first sliding assemblies respectively, two second sliding assemblies are arranged on the fixing frames respectively, and the stator fixing assembly and the rotor fixing assembly are arranged on the two second sliding assemblies respectively. The distance between the two fixing frames can be adjusted through the first sliding assembly, and the heights of the stator fixing assembly or the rotor fixing assembly on the corresponding fixing frames can be adjusted through the second sliding assembly, so that the universality of the testing device is realized, and the tooling requirements of external rotor motor tests with different lengths, external diameters and high centers are met.
Description
Technical Field
The utility model relates to the technical field of motor test equipment, in particular to a device for testing an outer rotor generator, which can meet the sizes of stators and rotors of motors with different models and is a universal device.
Background
The outer rotor motor is a motor with a specific structure, wherein a rotor rotates along with a motor shell, and a main shaft of the motor is fixed. The motor has the characteristics of simple structure, strong universality, high power density, easiness in installation and the like, but the structure of the motor only comprises a stator and a rotor, the independent stator and the independent rotor cannot work independently, the rotation of the motor needs to be realized by means of mechanical parts such as front and rear flanges, a bearing, a shell and the like, the test is inconvenient, and then the test device based on the motor with the structure is produced. The principle of the testing devices is that a stator and a rotor of the motor are respectively fixed, parts of the testing devices are equivalent to the functions of a casing, a flange, a bearing and the like in a conventional motor, for example, the Chinese utility model patent CN201822002029.X discloses a universal open type outer rotor permanent magnet motor testing device, and the device solves the problem that the structure of the universal open type outer rotor permanent magnet motor can not work independently and can work only by being matched with a shell, a shaft and the like; for another example, the power test board for the external rotor motor disclosed in chinese utility model patent CN202021982480.3 solves the problem that the external rotor motor cannot be tested by using the existing motor power test machine.
However, in the existing external rotor motor testing device, the height of the central shaft of the testing equipment is fixed, and the sizes of the stator and the rotor of the motor have various specifications, so that in an actual test, various tools with different outer diameters, lengths and center heights need to be customized for external rotor motors with different sizes so as to meet the testing requirements of the motor and the testing equipment, and the problems of high tool cost, complex operation and the like exist.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a universal device for testing an outer rotor generator, so as to solve the technical problems of high cost and complex operation caused by the need of manufacturing tooling with different outer diameters, lengths and high centers for outer rotor motors with different sizes in the prior art.
In order to achieve the technical purpose, the technical scheme of the utility model provides a universal device for testing an outer rotor generator, which comprises a base, two fixing frames arranged on the base, and a stator fixing assembly and a rotor fixing assembly which are respectively arranged on the two fixing frames, wherein:
a group of opposite sides of the base are provided with first sliding assemblies, two ends of the two fixing frames are respectively arranged on the first sliding assemblies on two sides, and the two fixing frames move left and right on the base under the action of the first sliding assemblies so as to adjust the distance between the two fixing frames;
the two fixing frames are respectively provided with a second sliding assembly, the stator fixing assembly and the rotor fixing assembly are respectively arranged on the two second sliding assemblies, and the stator fixing assembly and the rotor fixing assembly move up and down on the corresponding fixing frames under the action of the second sliding assemblies so as to be used for adjusting the heights of the stator fixing assembly and the rotor fixing assembly on the fixing frames.
Furthermore, the first sliding assembly comprises two first guide rails and a plurality of first guide rail sliding blocks, the two first guide rails are symmetrically fixed on the upper surface of the base, at least two first guide rail sliding blocks are arranged on each first guide rail in a matched manner, and two ends of the bottom of the fixing frame are respectively fixed on the two first guide rail sliding blocks which are symmetrically arranged.
Furthermore, each second sliding assembly comprises two second guide rails and a plurality of second guide rail sliding blocks, the two second guide rails are vertically and symmetrically fixed on two sides of the surface, back to back, of the fixed frame and the other fixed frame, at least one second guide rail sliding block is arranged on each second guide rail in a matched mode, and two ends of the stator fixing assembly or the rotor fixing assembly are respectively fixed on the two second guide rail sliding blocks which are symmetrical.
Furthermore, each fixing frame comprises a bottom plate, two side plates and a back plate, two ends of the bottom plate cross over the two first guide rails and are fixedly connected to the two symmetrical first guide rail sliding blocks, the two side plates are vertically fixed to a group of opposite sides of the bottom plate connected with the first guide rail sliding blocks, the back plate is vertically fixed to the upper surface of one side of the fixing frame, close to the other side, of the bottom plate, and two ends of the back plate are respectively connected with the two side plates.
Further, the fixed subassembly of stator includes first backup pad and position sleeve, the vertical setting of first backup pad, just one of them is fixed respectively at the medial surface both ends of first backup pad two of second slip subassembly symmetry on the second guide rail slider, the centre bore lateral surface of first backup pad is equipped with the tang, has seted up a plurality of screw holes around the tang, the position sleeve outside-in passes the centre bore is in through setting up the terminal circular flange joint of position sleeve is in the tang, and pass through screw hole and locking bolt are fixed on the first backup pad.
Furthermore, the front end of the locating sleeve is provided with a spigot step for sleeving a motor stator, and the motor stator is fixedly connected to the locating sleeve through the clamping connection with the spigot step and the plurality of locking bolts.
Furthermore, the rotor fixing assembly comprises a second supporting plate and an installation shaft, the second supporting plate is vertically arranged, two ends of the inner side surface of the second supporting plate are respectively fixed on two second guide rail sliding blocks which are symmetrical to another second sliding assembly, the installation shaft penetrates through a center hole of the second supporting plate, the motor outer rotor is sleeved on the conical surface of the installation shaft, and the motor outer rotor is fixedly connected to the installation shaft through a flange plate and a locking bolt which are fixed on the installation shaft.
In addition, in the above technical scheme, the back plate is further provided with a U-shaped notch for passing through a motor stator or a motor rotor from top to bottom; a locking block is arranged below the outer side face of the bottom plate, a first waist-shaped hole is formed in the middle of the base, and the locking block locks the bottom plate in the first waist-shaped hole through a T-shaped screw; and the stator fixing component or the rotor fixing component is locked in the second waist-shaped hole through locking bolts arranged on two sides.
Compared with the prior art, the utility model has the beneficial effects that:
according to the universal device for the outer rotor generator test, the first sliding assembly is arranged on the base, so that the two fixing frames can move left and right on the base, the distance between the two fixing frames can be adjusted, and the requirement for outer rotor motors with different lengths can be met; the second sliding assemblies are arranged on the two fixing frames, so that the stator fixing assembly and the rotor fixing assembly can move up and down on the respective fixing frames, the height of the stator fixing assembly or the rotor fixing assembly on the fixing frames can be adjusted, and the requirements for external rotor motors with different outer diameters and different center heights can be met. According to the utility model, the device is adjusted through the first sliding assembly and the second sliding assembly, so that the requirements of testing the external rotor motors with different outer diameters, lengths and center heights can be met, different tools do not need to be manufactured for the external rotor motors with different models, and the production cost is saved.
Drawings
FIG. 1 is a schematic view of the overall structure of the device of the present invention (when two holders are separated);
FIG. 2 is a schematic view of the structure of a first guide rail slider and a first guide rail of the device of the present invention;
FIG. 3 is a schematic view of the structure of the fixing frame of the device of the present invention;
FIG. 4 is another overall view of the device of the present invention (when two holders are combined);
FIG. 5 is a side sectional view of FIG. 4;
fig. 6 is a top view of fig. 4.
The components in the figure are labeled as follows:
1-base, 11-first kidney-shaped hole, 2-fixing frame, 21-bottom plate, 211-locking block, 22-side plate, 221-second kidney-shaped hole, 23-back plate, 231-U-shaped notch, 3-stator fixing component, 31-first supporting plate, 32-locating sleeve, 4-rotor fixing component, 41-second supporting plate, 42-mounting shaft, 5-first sliding component, 51-first guide rail, 511-slideway, 512-first threaded hole, 52-first guide rail sliding block, 521-slideway, 522-second threaded hole, 6-second sliding component, 61-second guide rail, 62-second guide rail sliding block, 7-motor stator, 8-motor rotor, 9-T-shaped screw rod, 10-first bearing, 11-flange plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Fig. 1 shows an overall structure of an external rotor generator test universal device of the present invention, as shown in fig. 1, the universal device includes a base 1, two fixing frames 2 disposed on the base 1, and a stator fixing component 3 and a rotor fixing component 4 respectively disposed on the two fixing frames 2, first sliding components 5 are disposed on opposite long sides of the base 1, two ends of the two fixing frames 2 are respectively disposed on the first sliding components 5 on two sides, and under the action of the first sliding components 5, the two fixing frames 2 can move left and right on the base 1 to adjust a distance between the two fixing frames 2; two all be equipped with second sliding component 6 on the mount 2, stator fixed subassembly 3 and rotor fixed subassembly 4 are installed two respectively on the second sliding component 6, stator fixed subassembly 3 and rotor fixed subassembly 4 can be in under the effect of second sliding component 6 reciprocate on the mount 2 that corresponds separately for adjust stator fixed subassembly 3 and rotor fixed subassembly 4 are in height on the mount 2. Therefore, the tool for the outer rotor generator test can be used universally for outer rotor motors with different lengths, outer diameters and center heights through the first sliding assembly 5 and the second sliding assembly 6.
Specifically, in the implementation of the present invention, the first sliding assembly 5 includes two first guide rails 51 and a plurality of first guide rail sliders 52, the two first guide rails 51 are symmetrically fixed on the upper surface of the base 1, at least two first guide rail sliders 52 are arranged on each first guide rail 51 in a matching manner, and two ends of the bottom of the fixed frame 2 are respectively fixed on the two symmetrical first guide rail sliders 52.
Further, the first guide rail 51 and the first guide rail sliding block 52 are structurally shown in fig. 2, a sliding way 511 is arranged on the first guide rail 51, a sliding groove 521 matched with the sliding way 511 is formed in the bottom of the first guide rail sliding block 52, and the first guide rail sliding block 52 moves left and right on the first guide rail 51 through the matching of the sliding groove 521 and the sliding way 511; the first guide rail 51 is fixed on the base 1 through a first threaded hole 512 formed in the first guide rail, and the first guide rail sliding block 52 is fixed at the bottom of the fixed frame 2 through a second threaded hole 522 formed in the first guide rail sliding block. In the present invention, the number of the first rail sliders 52 is four, and two of the first rail sliders 52 are disposed on one first rail 51 and used for fixing and driving the fixed frame 2 to move, and if the bottom surface of the fixed frame 2 is large, the number of the first rail sliders 52 can be increased according to circumstances to reduce friction.
Specifically, the second sliding assembly 6 includes two second guide rails 61 and a plurality of second guide rail sliders 62, the two second guide rails 61 are vertically and symmetrically fixed on two sides of the surface of the fixed frame 2 opposite to the other fixed frame 2, each second guide rail 61 is provided with one second guide rail slider 62, the stator fixing assembly 3 is fixed on one of the two symmetrical second guide rail sliders 62 of the second sliding assembly 6, and the rotor fixing assembly 4 is fixed on the other two symmetrical second guide rail sliders 62 of the second sliding assembly 6.
Further, the structure of the second guide rail 61 and the second guide rail slider 62 constituting the second slide module 6 is identical to the structure of the first guide rail 51 and the first guide rail slider 52 constituting the first slide module 5 shown in fig. 2, except that the second slide module 6 is vertically disposed and has a length and a width that are changed, but functions and installation manners are the same as those of the first slide module 5, and thus, they are not described in detail herein.
Specifically, as shown in fig. 3, the fixing frame 2 is composed of a bottom plate 21, two side plates 22 and a back plate 23, two ends of the bottom plate 21 cross over two first guide rails 51 and are fixedly connected to two symmetrical first guide rail sliders 52, the two side plates 22 are vertically fixed to a group of opposite sides of the bottom plate 21 connected to the first guide rail sliders 52, the back plate 23 is vertically fixed to the upper surface of the bottom plate 21 near the other fixing frame 2, and two ends of the back plate 23 are respectively connected to the two side plates 22.
Further, as shown in fig. 1, a locking block 211 is arranged below the outer side surface of the bottom plate 21, a first kidney-shaped hole 11 is arranged in the middle of the base 1, and the bottom plate 21 is locked in the first kidney-shaped hole 11 by the locking block 211 through a T-shaped screw 9; a second kidney-shaped hole 221 is formed in the side plate 22 along the height direction of the side plate 22, and the second kidney-shaped hole 221 is used for matching the locking function of a locking bolt of the stator fixing component 3 or the rotor fixing component 4 on the fixing frame 2; the back plate 23 is provided with a U-shaped notch 231 from top to bottom for passing through the motor stator 7 or the motor rotor 8, and the U-shaped notch can enable the assembled motor stator 7 or the assembled motor rotor 8 to be smoothly installed on the fixing frame 2.
Specifically, the stator fixing component 3 and the rotor fixing component 4 are respectively fixed on the two fixing frames 2, the stator fixing component 3 is used for fixing the motor stator 7, and the rotor fixing component 4 is used for fixing the motor rotor 8. Further, the stator fixing component 3 comprises a first support plate 31 and a positioning sleeve 32, the first support plate 31 is vertically arranged, and the first support plate 31 is fixed on the fixing frame 2 by fixing two second guide rail sliding blocks 62 with two symmetrical inner side surfaces at two ends; as shown in fig. 5, a spigot is provided on an outer side surface of the central hole of the first support plate 31, a plurality of threaded holes are provided around the spigot, a positioning sleeve 32 with a circular flange at a terminal thereof penetrates through the central hole from outside to inside, the positioning sleeve is clamped in the spigot by the circular flange, and the positioning sleeve 32 can be fixed on the first support plate 31 by the threaded holes and the locking bolts, a spigot step for sleeving the motor stator 7 is provided at a front end of the positioning sleeve 32, the motor stator 7 is fixedly connected to the positioning sleeve 31 by the clamping with the spigot step and the plurality of locking bolts, where the assembly of the motor stator 7 and the positioning sleeve 32 belongs to the prior art in the field.
Further, the rotor fixing assembly 4 includes a second support plate 41 and a mounting shaft 42, the second support plate 41 is vertically disposed, and the second support plate 41 is fixed on the fixing frame 2 by respectively fixing two ends of the inner side surface thereof on two symmetrical second guide rail sliders 62; as shown in fig. 5, the second support plate 41 has a central hole, and the center of the central hole is coaxial with the center of the central hole of the positioning sleeve 32, so that the coaxiality of the installed motor stator 7 and the installed motor rotor 8 can be ensured. Furthermore, the first bearing 10 is disposed in the central hole of the second support plate 41, the mounting shaft 42 is disposed through the first bearing 10, the motor rotor 8 is sleeved on the conical surface of the mounting shaft 42, and the motor rotor 8 is fixedly connected to the mounting shaft 42 through the flange 11 and the locking bolt fixed on the mounting shaft 42, where the assembly of the motor rotor 8 and the mounting shaft 42 belongs to the prior art in the field.
The working principle of the universal device for the outer rotor generator test is as follows:
fixing the assembled motor stator 7 on the first support plate 31 through a positioning sleeve 32, fixing the assembled motor rotor 8 on the second support plate 41 through a mounting shaft 42, then adjusting the position of a first guide rail slide block 52 on a first guide rail 51, so as to drive two fixing frames 2 to approach each other until the motor rotor 8 is completely assembled in the motor stator 7, and at the moment, locking the two fixing frames 2 on the base 1 through a locking block 211, a T-shaped screw 9 and a first kidney-shaped hole 11; meanwhile, the second support plate 41 is driven to move up and down by adjusting the height of the second guide rail slide block 62 on the second guide rail 61, when the second support plate 41 moves to the position where the center height of the mounting shaft 42 is consistent with the center height of the driving shaft of the testing machine, the second support plate 41 stops moving, the position of the second support plate 41 at the moment is locked by matching the locking bolts at the two ends of the second support plate 41 with the second kidney-shaped holes 221, similarly, when the first support plate 31 is adjusted to the position where the center hole is coaxial with the center hole of the second support plate 41, the position of the first support plate 31 at the moment is locked by matching the locking bolts at the two ends of the first support plate 31 with the second kidney-shaped holes 221, and finally the mounting shaft 42 is connected with the driving shaft of the testing machine, so that the performance parameter test of the outer rotor motor can be carried out.
In conclusion, the universal device for testing the outer rotor generator can complete the tooling task of the outer rotor motor test, when the length, the outer diameter and the center height of the outer rotor motor are changed, the distance between the two fixing frames 2 and the heights of the stator fixing component 3 and the rotor fixing component 4 on the respective fixing frames 2 are adjusted only by the first sliding component 5 and the second sliding component 6, no tooling is required to be manufactured additionally, the universal device has the characteristic of strong universality, and the production cost of the motor can be greatly saved.
The above-described embodiments of the present invention should not be construed as limiting the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The universal device for the outer rotor generator test is characterized by comprising a base, two fixing frames arranged on the base, and a stator fixing assembly and a rotor fixing assembly which are respectively arranged on the two fixing frames;
a group of opposite sides of the base are provided with first sliding assemblies, two ends of the two fixing frames are respectively arranged on the first sliding assemblies on two sides, and the two fixing frames move left and right on the base under the action of the first sliding assemblies so as to adjust the distance between the two fixing frames;
the two fixing frames are respectively provided with a second sliding assembly, the stator fixing assembly and the rotor fixing assembly are respectively arranged on the two second sliding assemblies, and the stator fixing assembly and the rotor fixing assembly move up and down on the corresponding fixing frames under the action of the second sliding assemblies so as to be used for adjusting the heights of the stator fixing assembly and the rotor fixing assembly on the fixing frames.
2. The external rotor generator test universal device as claimed in claim 1, wherein the first sliding assembly comprises two first guide rails and a plurality of first guide rail sliding blocks, the two first guide rails are symmetrically fixed on the upper surface of the base, at least two first guide rail sliding blocks are arranged on each first guide rail in a matched manner, and two ends of the bottom of the fixing frame are respectively fixed on the two first guide rail sliding blocks which are symmetrically arranged.
3. The external rotor generator test universal device as claimed in claim 1, wherein each second sliding assembly comprises two second guide rails and a plurality of second guide rail sliding blocks, the two second guide rails are vertically and symmetrically fixed on two sides of the surface of the fixed frame, which is opposite to the other fixed frame, at least one second guide rail sliding block is arranged on each second guide rail in a matched manner, and two ends of the stator fixing assembly or the rotor fixing assembly are respectively fixed on the two second guide rail sliding blocks which are symmetrical.
4. The external rotor generator test universal device according to claim 2, wherein each of the fixing frames comprises a bottom plate, two side plates and a back plate, two ends of the bottom plate cross over the two first guide rails and are fixedly connected to the two first guide rail sliders which are symmetrical, the two side plates are vertically fixed to a set of opposite sides of the bottom plate connected to the first guide rail sliders, the back plate is vertically fixed to the upper surface of the bottom plate close to one side of the other fixing frame, and two ends of the back plate are respectively connected to the two side plates.
5. The external rotor generator test universal device according to claim 3, wherein the stator fixing component comprises a first supporting plate and a positioning sleeve, the first supporting plate is vertically arranged, two ends of the inner side surface of the first supporting plate are respectively fixed on two second guide rail sliders of one of the second sliding components, the two second guide rail sliders are symmetrical to each other, a spigot is arranged on the outer side surface of a center hole of the first supporting plate, a plurality of threaded holes are formed in the periphery of the spigot, the positioning sleeve penetrates through the center hole from outside to inside and is clamped in the spigot through a circular flange arranged at the tail end of the positioning sleeve, and the positioning sleeve is fixed on the first supporting plate through the threaded holes and a locking bolt.
6. The external rotor generator test universal device as claimed in claim 5, wherein a spigot step for sleeving the motor stator is arranged at the front end of the positioning sleeve, and the motor stator is fixedly connected to the positioning sleeve through clamping with the spigot step and a plurality of the locking bolts.
7. The external rotor generator test universal device as claimed in claim 3, wherein the rotor fixing assembly comprises a second support plate and an installation shaft, the second support plate is vertically arranged, two ends of the inner side surface of the second support plate are respectively fixed on two second guide rail sliders which are symmetrical to another second sliding assembly, the installation shaft penetrates through a central hole of the second support plate, the motor external rotor is sleeved on a conical surface of the installation shaft, and the motor external rotor is fixedly connected to the installation shaft through a flange and a locking bolt which are fixed on the installation shaft.
8. The external rotor generator test universal device as claimed in claim 4, wherein the back plate is provided with a U-shaped notch for passing through a motor stator or a motor rotor from top to bottom.
9. The external rotor generator test universal device as claimed in claim 4, wherein a locking block is arranged below the outer side face of the bottom plate, a first kidney-shaped hole is formed in the middle of the base, and the locking block locks the bottom plate in the first kidney-shaped hole through a T-shaped screw.
10. The external rotor generator test universal device as claimed in claim 4, wherein a second kidney-shaped hole is formed in the side plate along the height direction of the side plate, and the stator fixing assembly or the rotor fixing assembly is locked in the second kidney-shaped hole through locking bolts arranged on two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121841799.9U CN215867022U (en) | 2021-08-06 | 2021-08-06 | Universal device for outer rotor generator test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121841799.9U CN215867022U (en) | 2021-08-06 | 2021-08-06 | Universal device for outer rotor generator test |
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| Publication Number | Publication Date |
|---|---|
| CN215867022U true CN215867022U (en) | 2022-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121841799.9U Active CN215867022U (en) | 2021-08-06 | 2021-08-06 | Universal device for outer rotor generator test |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117289128A (en) * | 2023-11-24 | 2023-12-26 | 山东联创高科自动化有限公司 | Outer rotor permanent magnet synchronous motor testing device and method |
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2021
- 2021-08-06 CN CN202121841799.9U patent/CN215867022U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117289128A (en) * | 2023-11-24 | 2023-12-26 | 山东联创高科自动化有限公司 | Outer rotor permanent magnet synchronous motor testing device and method |
| CN117289128B (en) * | 2023-11-24 | 2024-02-02 | 山东联创高科自动化有限公司 | Outer rotor permanent magnet synchronous motor testing device and method |
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