CN213125680U - Cooling fan supporting mechanism for variable frequency motor - Google Patents
Cooling fan supporting mechanism for variable frequency motor Download PDFInfo
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- CN213125680U CN213125680U CN202021923852.5U CN202021923852U CN213125680U CN 213125680 U CN213125680 U CN 213125680U CN 202021923852 U CN202021923852 U CN 202021923852U CN 213125680 U CN213125680 U CN 213125680U
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Abstract
The utility model discloses a cooling fan supporting mechanism for variable frequency motor belongs to the relevant technical field of motor. Mainly include the fan motor, the connecting rod of setting on the fan motor, sleeve and bolt, be equipped with first external screw thread on the connecting rod, sleeve movable sleeve establishes on the connecting rod, it is equipped with first internal thread to correspond first external screw thread on telescopic inside wall, and set up on the telescopic inside wall dorsad first internal screw thread one end and revolve to opposite second internal thread with first internal thread, the bolt correspondence connects the other end of connecting rod dorsad on the sleeve soon, and it is equipped with the second external screw thread to correspond the second internal thread on the bolt. The utility model discloses cooling fan supporting mechanism for variable frequency motor can cooperate the fan housing of different models to use, and the commonality is higher.
Description
Technical Field
The utility model relates to a machining equipment technical field, concretely relates to cooling fan supporting mechanism for variable frequency motor.
Background
At present, the control motor is more and more widely applied, the control motor mainly comprises a variable frequency motor, and the application of the control motor is more and more extensive, so that high requirements are provided for the performance requirement, the use convenience degree and the design flexibility degree of the variable frequency motor. At present, a cooling fan part of a variable frequency motor is designed by a fan manufacturer as an integral standard component, and a fan motor is arranged on a fan cover and assembled with the fan cover into a whole; the existing fan supporting mechanism can only be matched with a fan cover with a corresponding caliber, and the universality is poor.
Therefore, it is necessary to provide a cooling fan supporting mechanism for an inverter motor to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem who solves: the cooling fan supporting mechanism for the variable frequency motor is provided, so that the fan motors of the same model can be installed in fan housings of different models, and the universality of products is improved.
In order to solve the technical problem, the utility model discloses a as follows technical scheme: a cooling fan supporting mechanism for a variable frequency motor comprises a fan motor arranged in a fan cover; cooling blower supporting mechanism is still including setting up connecting rod, sleeve and the bolt on the fan motor, be equipped with first external screw thread on the connecting rod, sleeve movable sleeve is established on the connecting rod correspond first external screw thread on the telescopic inside wall and be equipped with first internal thread, and the second internal thread opposite with first internal thread soon is seted up to first internal thread one end dorsad on the telescopic inside wall, the bolt correspondence connects the other end of connecting rod dorsad on the sleeve soon, and it is equipped with the second external screw thread to correspond the second internal thread on the bolt.
Furthermore, the number of the connecting rods is three.
Further, the first external thread on the connecting rod is a left-handed thread.
Furthermore, the sleeve is provided with three corresponding connecting rods.
Furthermore, the first internal thread is a left-handed thread, and the second internal thread is a right-handed thread.
Further, the second external thread is a right-hand thread.
Furthermore, the fan housing is provided with a through hole corresponding to the cooling fan supporting mechanism.
Furthermore, the output end of the fan motor is provided with fan blades.
Compared with other methods, the utility model, beneficial technological effect is: the utility model relates to a cooling fan supporting mechanism for variable frequency motor is equipped with the connecting rod on fan motor, is equipped with first external screw thread on the connecting rod, corresponds first external screw thread on the sleeve and is equipped with first internal thread, makes the sleeve can realize connecing soon with the connecting rod to can be according to the fan housing adjusting sleeve of different pipe diameters to the distance of fan motor, the other end correspondence of connecting rod dorsad on the sleeve is provided with the bolt, is used for inciting somebody to action the utility model discloses a cooling fan supporting mechanism for variable frequency motor fixes on the fan housing, promptly the utility model discloses a cooling fan supporting mechanism's commonality is high, can cooperate and install on the fan housing of different models.
Drawings
The present invention will be further explained with reference to the drawings and examples.
In the figure: fig. 1 is an assembly schematic diagram of a cooling fan supporting mechanism and a fan housing for a variable frequency motor according to the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a cross-sectional view taken along the line A-A in FIG. 2;
FIG. 4 is an enlarged view of area B of FIG. 3;
fig. 5 is an exploded view of the cooling fan support mechanism for the variable frequency motor of the present invention;
in the figure:
100. a fan housing; 110. a through hole; 120. mounting holes; 130. a junction box.
200. A fan motor; 210. a connecting rod; 211. a first external thread.
300. A drive device; 310. a first internal thread; 320. a second internal thread.
400. A bolt; 410. a second external thread.
500. A fan blade.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the present application, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, the cooling fan supporting mechanism for the inverter motor includes a fan motor 200, a connecting rod 210 disposed on the fan motor 200, a sleeve 300 sleeved on the connecting rod 210, and a bolt 400 fixed at one end of the sleeve 300, wherein the fan motor 200 is fixedly mounted in the fan housing 100 through the fit connection between the bolt 400 and the sleeve 300.
As shown in fig. 1, the fan housing 100 is provided with three through holes 110 corresponding to the bolts 400, the fan housing 100 is further provided with a mounting hole 120 near the opening for fixedly connecting with the inverter motor, and the fan housing 100 is further fixedly provided with a junction box 130 for connecting the lines.
Referring to fig. 1, at least two connecting rods 210 are provided, and each connecting rod 210 is vertically fixed to a side surface of the fan motor 200, in this embodiment the connecting rods 210 are provided with three and evenly distributed on the side surface of the fan motor 200, in other embodiments not shown, the connecting rods 210 are not less than two, as shown in fig. 5, the connecting rods 210 are provided with first external threads 211, and in this embodiment the first external threads 211 are left-handed threads.
The number of the sleeves 300 corresponding to the connecting rods 210 is also three, and referring to fig. 5, one end of the inner side wall of the sleeve 300, which is provided with the first internal thread 310 corresponding to the connecting rod 210, is provided with a left-handed thread in this embodiment, and one end of the inner side wall of the sleeve 300, which faces away from the first internal thread 310, is provided with a second internal thread 320 which is opposite to the direction of the first internal thread 310, that is, the second internal thread 320 is a right-handed thread in this embodiment, and the first internal thread 310 of the sleeve 300, which corresponds to the connecting rod 210, is longer than the second internal thread 320, so that the adjustment range of the sleeve 300 is wider.
The number of the bolts 400 is not less than two, and three bolts 400 are provided in the present embodiment, and second external threads 410 corresponding to the second internal threads 320 of the sleeve 300 are provided at the screw positions of the bolts 400, and the second external threads 410 are right-handed threads in the present embodiment.
The following description of the working process of the cooling fan supporting mechanism for the variable frequency motor in the utility model is provided with the accompanying drawings:
referring to fig. 3 and 4, the sleeve 300 is screwed to the connecting rod 210 of the fan motor 200, the fan motor 200 is placed in the fan housing 100, the sleeve 300 is aligned with the through hole 110 of the fan housing 100, the sleeve 300 is rotated clockwise to move away from the connecting rod 210 or rotated counterclockwise to move the sleeve 300 close to the connecting rod 210, so as to adjust the total length of the sleeve 300 and the connecting rod 210, until each sleeve 300 abuts against the inner side wall of the fan housing 100, to ensure that the fan motor 200 is located at the center of the fan housing 100, the number of rotation turns of the three sleeves 300 is the same, then the bolt 400 is screwed to the three sleeves 300 through the through hole 110, so as to fixedly mount the fan motor 200 on the fan housing 100, when the cooling fan support mechanism for the inverter motor of the present embodiment needs to be mounted on the fan housings 100 with different sizes, only by adjusting the total length of the sleeves 300 and the connecting rod 210, and because the first external thread 211 on the connecting rod 210 and the second external thread 410 on the bolt 400 are opposite in screwing direction, in the final fastening process of the rotating bolt 400, even if the sleeve 300 follows the bolt 400 due to friction force, when the bolt 400 is screwed into the sleeve 300, the sleeve 300 will be screwed into the direction away from the connecting rod 210, so that the sleeve 300 is more firmly supported on the inner side wall of the wind shield 100, and the installation is more convenient.
The utility model discloses a cooling fan supporting mechanism for variable frequency motor is equipped with connecting rod 210 on fan motor 200, is equipped with first external screw thread on connecting rod 210, and it is equipped with first internal thread 310 to correspond first external screw thread 211 on sleeve 300, makes sleeve 300 can realize connecing soon with connecting rod 210 to can be according to the fan housing 100 adjusting sleeve 300 of different pipe diameters to fan motor 200's distance, the other end correspondence of connecting rod 210 is provided with bolt 400 dorsad on sleeve 300, is used for with the utility model discloses a cooling fan supporting mechanism fixes on fan housing 100, promptly the utility model discloses a cooling fan supporting mechanism for variable frequency motor's commonality is high, can cooperate and install on the fan housing 100 of different models.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. The utility model provides a cooling fan supporting mechanism for inverter motor, is including installing fan motor (200) in fan housing (100), its characterized in that: cooling blower supporting mechanism is still including setting up connecting rod (210), sleeve (300) and bolt (400) on fan motor (200), be equipped with first external screw thread (211) on connecting rod (210), sleeve (300) activity cover is established on connecting rod (210) correspond first external screw thread (211) and be equipped with first internal thread (310) on the inside wall of sleeve (300), and second internal thread (320) opposite with first internal thread (310) revolve to are seted up to the one end of first internal thread (310) dorsad on the inside wall of sleeve (300), bolt (400) correspond and revolve to connect the other end of connecting rod (210) dorsad on sleeve (300), and it is equipped with second external screw thread (410) to correspond second internal thread (320) on bolt (400).
2. The cooling fan support mechanism for the inverter motor according to claim 1, wherein: the number of the connecting rods (210) is three.
3. The cooling fan support mechanism for the inverter motor according to claim 1, wherein: the first external thread (211) on the connecting rod (210) is a left-handed thread.
4. The cooling fan support mechanism for the inverter motor according to claim 2, wherein: the number of the sleeves (300) is three corresponding to the connecting rods (210).
5. The cooling fan support mechanism for the inverter motor according to claim 1, wherein: the first internal threads (310) are left-handed threads and the second internal threads (320) are right-handed threads.
6. The cooling fan support mechanism for the inverter motor according to claim 1, wherein: the second external thread (410) is a right-hand thread.
7. The cooling fan support mechanism for the inverter motor according to claim 1, wherein: the fan cover (100) is provided with a through hole (110) corresponding to the cooling fan supporting mechanism.
8. The cooling fan support mechanism for the inverter motor according to claim 1, wherein: the fan motor (200) is provided with fan blades (500) at the output end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021923852.5U CN213125680U (en) | 2020-09-03 | 2020-09-03 | Cooling fan supporting mechanism for variable frequency motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021923852.5U CN213125680U (en) | 2020-09-03 | 2020-09-03 | Cooling fan supporting mechanism for variable frequency motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213125680U true CN213125680U (en) | 2021-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021923852.5U Active CN213125680U (en) | 2020-09-03 | 2020-09-03 | Cooling fan supporting mechanism for variable frequency motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213125680U (en) |
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2020
- 2020-09-03 CN CN202021923852.5U patent/CN213125680U/en active Active
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