CN213906497U

CN213906497U - Variable frequency speed regulating motor

Info

Publication number: CN213906497U
Application number: CN202022325240.2U
Authority: CN
Inventors: 吴建国
Original assignee: Hangzhou Yingtai Drive Machinery Co ltd
Current assignee: Hangzhou Yingtai Drive Machinery Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-08-06
Anticipated expiration: 2030-10-19

Abstract

The utility model relates to the technical field of electric motor, and a variable frequency speed motor is disclosed, including inverter motor, inverter motor's inner chamber movable mounting has the main shaft, the right-hand member of main shaft runs through inverter motor and extends to inverter motor's outside, the left side fixedly connected with mounting panel of inverter motor inner chamber, the one end of main shaft is passed through the bearing and is installed on the inner wall of mounting panel, the one end of main shaft is passed the mounting panel and is located inverter motor's inside, the left end fixed mounting of main shaft surface has the fan. This variable frequency speed motor, through the internally mounted oil cooling pipe at inverter motor, then with oil through oil feed pipe conveying oil cooling intraduct, then utilize fan and radiator-grid to carry out preliminary heat dissipation to inverter motor's inside, then set up the heat conduction silica gel pad, utilize heat conduction silica gel pad and inverter motor inner wall to laminate mutually, thereby give inverter motor's surface with the heat through the heat transfer, dispel the heat.

Description

Variable frequency speed regulating motor

Technical Field

The utility model relates to the technical field of motors, specifically a variable frequency speed motor.

Background

The variable frequency speed regulating motor is called as variable frequency motor for short, is a general name of a motor driven by a frequency converter, and has the advantage of having a starting function; the resistance values of the stator and the rotor are reduced by adopting an electromagnetic design; the method is suitable for frequent speed change under different working conditions; the energy is saved to a certain degree, the speed regulation scheme becomes the mainstream at present, and the method can be widely applied to the stepless speed change transmission in various industries.

Current variable frequency speed motor in the use, causes the motor to produce certain heat easily, because the mode of the flabellum of installing additional on the main shaft of present variable frequency speed motor is most, makes the flabellum rotatory along with the main shaft to dispel the heat to motor self, because the rotational speed of flabellum is the same with the main shaft, thereby leads to the motor high temperature, the radiating effect of flabellum is more general, thereby influences the radiating effect, causes the loss to promote, influences the life of motor.

Current variable frequency speed control motor in the use, because the motor is not the state of complete sealing, leads to in long-term use, and certain dust can be stored up to motor inside to bring certain interference to motor normal work, increase the motor consumption, the motor during operation can shake simultaneously, leads to the main shaft because of the rotatory precision of vibrations is not enough, causes the deviation, leads to certain energy loss.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a variable frequency speed motor possesses the advantage that the radiating effect is good and the ash handling capacity is strong, reduce the energy consumption, has solved the problem that the above background art provided.

The utility model provides a following technical scheme: the utility model provides a variable frequency speed regulating motor, includes inverter motor, inverter motor's inner chamber movable mounting has the main shaft, the right-hand member of main shaft runs through inverter motor and extends to inverter motor's outside, the left side fixedly connected with mounting panel of inverter motor inner chamber, the one end of main shaft is passed through the bearing and is installed on the inner wall of mounting panel, the one end of main shaft is passed the mounting panel and is located inverter motor's inside, the left end fixed mounting of main shaft surface has the fan, the fixed rotor that has cup jointed in the middle part of main shaft surface, inverter motor's inner chamber fixedly connected with oil cooling pipe, the internal surface of oil cooling pipe is laminated with the surface of rotor mutually, the radiator-grid has been seted up to inverter motor left side cambered surface, inverter motor's surface fixedly connected with fin.

Preferably, the fixed intercommunication in right side at inverter motor top has into oil pipe, the internal surface that advances oil pipe is equipped with the screw thread, the internal thread that advances oil pipe has cup jointed the ooff valve, the fixed surface of ooff valve installs the sealing washer, through installing the ooff valve to prevent that the inside oil of oil cooling pipe from contacting with the air, thereby avoided the quick volatile effect of oil.

Preferably, equal fixedly connected with heat conduction silica gel pad about the inverter motor inner chamber, the quantity of heat conduction silica gel pad is two, two the surface and the oil-cooled pipe of heat conduction silica gel pad are laminated mutually, utilize heat conduction silica gel pad to discharge inverter motor's inside heat, thereby carry out the radiating effect.

Preferably, the fixed intercommunication in bottom of the cold pipe of oil has the oil extraction pipe, the oil extraction pipe passes inverter motor's bottom surface and extends to inverter motor's bottom, the fixed intercommunication in oil outlet end of oil extraction pipe has the oil extraction pump, through installing the oil extraction pump to change the inside oil of the cold pipe of oil, thereby carry out the secondary use to the discharged oil.

Preferably, the middle fixedly connected with ash discharging box of inverter motor top surface, the inside fixed mounting of ash discharging box has the filter pulp, the fixed intercommunication of left surface of ash discharging box has the dust absorption pipe, the fixed intercommunication of left end of dust absorption pipe has the air pump, the end fixedly connected with breathing pipe that induced drafts of air pump, inverter motor is run through and extends to inverter motor's inner chamber in the bottom of breathing pipe, utilizes the air pump, inhales the inside of ash discharging box with the inside dust of inverter motor through the breathing pipe.

Preferably, inverter motor's bottom is provided with the bottom plate, the fixedly connected with activity post at bottom plate top, the damping plate has been cup jointed in the inside activity of activity post, the top fixedly connected with of damping plate and inverter motor fixed mounting's activity pipe, the activity pipe cup joints with the activity of activity post, the surface activity of activity pipe has cup jointed the spring, the both ends of spring respectively with inverter motor and activity post fixed mounting, through installing the spring, when the vibrations that inverter motor produced, utilize the compression and the recovery of spring to absorb vibrations, thereby reach the shock attenuation effect.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this variable frequency speed motor, through the internally mounted oil cooling pipe at inverter motor, then with oil through oil feed pipe conveying oil cooling intraduct, then utilize fan and radiator-grid, thereby carry out preliminary heat dissipation to inverter motor's inside, then set up the heat conduction silica gel pad, utilize heat conduction silica gel pad and inverter motor inner wall to laminate mutually, thereby give inverter motor's surface through the heat transfer with the heat, dispel the heat, because the area of heat dissipation and air contact is great, therefore, can realize better radiating effect, thereby the loss of main shaft will be hanged down, the service life of motor is improved.

2. This variable frequency speed control motor, when inverter motor's inside has certain dust, inside the dust with inside is inhaled into the ash discharging box through the air pump, because there is the filter pulp in the inside of ash discharging box, filter and discharge the dust through the filter pulp, then install movable post in inverter motor's bottom, when the motor produces vibrations, movable post reciprocates in the inside of movable pipe, the compression through the spring absorbs the buffering with the state that recovers vibrations, make the inside main shaft of inverter motor reach the shock attenuation effect, thereby the rotatory precision of main shaft has been guaranteed, the loss of motor energy has been reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the structure of the present invention;

FIG. 3 is an enlarged view of the structure of the threaded valve of the present invention;

fig. 4 is a side view of the oil cooling pipe of the present invention.

In the figure: 1. a base plate; 2. a variable frequency motor; 3. a main shaft; 4. a fan; 5. a rotor; 6. an oil-cooled tube; 7. an oil inlet pipe; 8. a threaded valve; 9. a seal ring; 10. a heat-conducting silica gel pad; 11. ash discharging boxes; 12. filtering cotton; 13. a dust collection pipe; 14. an air pump; 15. an air intake duct; 16. a heat-dissipating web; 17. a movable post; 18. a movable tube; 19. a damping plate; 20. a spring; 21. an oil discharge pipe; 22. an oil discharge pump; 23. mounting a plate; 24. and a heat sink.

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 embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a variable frequency speed regulation motor comprises a variable frequency motor 2, a main shaft 3 is movably mounted in an inner cavity of the variable frequency motor 2, the right end of the main shaft 3 penetrates through the variable frequency motor 2 and extends to the outside of the variable frequency motor 2, a mounting plate 23 is fixedly connected to the left side of the inner cavity of the variable frequency motor 2, one end of the main shaft 3 is mounted on the inner wall of the mounting plate 23 through a bearing, one end of the main shaft 3 penetrates through the mounting plate 23 and is located inside the variable frequency motor 2, a fan 4 is fixedly mounted at the left end of the outer surface of the main shaft 3, a rotor 5 is fixedly sleeved in the middle of the outer surface of the main shaft 3, an oil cooling pipe 6 is fixedly connected to the inner cavity of the variable frequency motor 2, the inner surface of the oil cooling pipe 6 is attached to the outer surface of the rotor 5, a heat dissipation net 16 is arranged on the left side arc surface of the variable frequency motor 2, and heat dissipation fins 24 are fixedly connected to the outer surface of the variable frequency motor 2.

Wherein, the fixed intercommunication in right side at 2 tops of inverter motor has into oil pipe 7, and the internal surface that advances oil pipe 7 is equipped with the screw thread, and the internal thread that advances oil pipe 7 has cup jointed ooff valve 8, and ooff valve 8's fixed surface installs sealing washer 9, through installing ooff valve 8 to prevent that the inside oil of oil-cooling pipe 6 from contacting with the air, thereby avoided the quick volatile effect of oil.

Wherein, the equal fixedly connected with heat conduction silica gel pad 10 of the upper and lower face of 2 inner chambers of inverter motor, the quantity of heat conduction silica gel pad 10 is two, and the surface and the oil cooling pipe 6 of two heat conduction silica gel pads 10 laminate mutually, utilize heat conduction silica gel pad 10 to discharge the inside heat of inverter motor 2, thereby carry out the radiating effect.

Wherein, the fixed intercommunication in bottom of the cold pipe of oil 6 has oil extraction pipe 21, and oil extraction pipe 21 passes inverter motor 2's bottom surface and extends to inverter motor 2's bottom, and the fixed intercommunication in oil outlet end of oil extraction pipe 21 has oil extraction pump 22, through installing oil extraction pump 22 to change the oil of the cold pipe of oil 6 inside, thereby carry out the secondary use to the oil of discharge.

Wherein, the middle fixedly connected with ash discharging box 11 of 2 top surfaces of inverter motor, the inside fixed mounting of ash discharging box 11 has filter pulp 12, the fixed intercommunication of the left surface of ash discharging box 11 has dust absorption pipe 13, the fixed intercommunication of the left end of dust absorption pipe 13 has air pump 14, the fixedly connected with breathing pipe 15 that induced drafts of air pump 14, inverter motor 2 is run through and the inner chamber that extends to inverter motor 2 in the bottom of breathing pipe 15, utilize air pump 14, with the inside dust of inverter motor 2, inhale the inside of ash discharging box through the breathing pipe.

Wherein, inverter motor 2's bottom is provided with bottom plate 1, the fixedly connected with activity post 17 at 1 top of bottom plate, damping plate 19 has been cup jointed in the inside activity of activity post 17, damping plate 19's top fixedly connected with and inverter motor 2 fixed mounting's activity pipe 18, activity pipe 18 cup joints with activity post 17 activity, spring 20 has been cup jointed in the surface activity of activity pipe 18, spring 20's both ends respectively with inverter motor 2 and activity post 17 fixed mounting, through installation spring 20, when the vibrations that inverter motor 2 produced, utilize spring 20's compression and recover, thereby absorb vibrations, thereby reach the shock attenuation effect.

The working principle is as follows: when the variable frequency motor 2 rotates and heat is generated inside, the main shaft 3 drives the fan 4 to rotate, so that when the heat dissipation effect cannot be achieved, the oil cooling pipe 6 is arranged inside, the oil cooling pipe 6 surrounds the inside of the motor, oil is conveyed into the oil cooling pipe 6 through the oil inlet pipe 7, the oil cooling pipe 6 is attached to the inside of the motor, when the oil enters, the cooling effect is achieved, then the heat conducting silica gel pad 10 is attached to the inner wall of the variable frequency motor 2 through the heat conducting silica gel pad 10, so that the heat is transferred to the outer surface of the motor through heat and is dissipated, the contact area between the heat dissipation and air is large, so that the good heat dissipation effect can be achieved, when dust enters the inside of the variable frequency motor 2, the air pump 14 is started to suck the dust into the dust exhaust box 11, and the dust is filtered and exhausted through the filter cotton 12 inside the dust exhaust box 11, when main shaft 3 rotated for a long time and produced certain skew because of vibrations, utilized inverter motor 2 bottom to install movable post 17, made movable post 17 reciprocate in the inside of movable pipe 18, through the compression of spring 20 with the state of recovering absorb the buffering to vibrations, make inverter motor 2 inside main shaft 3 reach the shock attenuation effect can, reduced the loss of inverter motor 2 energy, improved the device's practicality.

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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a variable frequency speed regulating motor, includes inverter motor (2), its characterized in that: the inner chamber movable mounting of inverter motor (2) has main shaft (3), the right-hand member of main shaft (3) runs through inverter motor (2) and extends to inverter motor (2)'s outside, the left side fixedly connected with mounting panel (23) of inverter motor (2) inner chamber, the one end of main shaft (3) is passed through the bearing and is installed on the inner wall of mounting panel (23), the one end of main shaft (3) is passed mounting panel (23) and is located inverter motor (2) inside, the left end fixed mounting of main shaft (3) surface has fan (4), rotor (5) have been cup jointed to the middle part of main shaft (3) surface fixedly, the inner chamber fixedly connected with oil cooling pipe (6) of inverter motor (2), the internal surface of oil cooling pipe (6) is laminated with the surface of rotor (5) mutually, inverter motor (2) left side cambered surface has been seted up radiator-grid (16), and the outer surface of the variable frequency motor (2) is fixedly connected with a radiating fin (24).

2. The variable frequency speed regulating motor according to claim 1, wherein: the right side at variable frequency motor (2) top is fixed the intercommunication and is had into oil pipe (7), the internal surface that advances oil pipe (7) is equipped with the screw thread, the internal thread that advances oil pipe (7) has cup jointed screw valve (8), the fixed surface of screw valve (8) installs sealing washer (9).

3. The variable frequency speed regulating motor according to claim 1, wherein: equal fixedly connected with heat conduction silica gel pad (10) about inverter motor (2) inner chamber, the quantity of heat conduction silica gel pad (10) is two, two the surface and the oil cooling pipe (6) of heat conduction silica gel pad (10) are laminated mutually.

4. The variable frequency speed regulating motor according to claim 1, wherein: the fixed intercommunication in bottom of oil cold tube (6) has oil extraction pipe (21), oil extraction pipe (21) pass the bottom surface of inverter motor (2) and extend to inverter motor's (2) bottom, the fixed intercommunication in oil outlet end of oil extraction pipe (21) has oil extraction pump (22).

5. The variable frequency speed regulating motor according to claim 1, wherein: the middle fixedly connected with ash discharging box (11) of inverter motor (2) top surface, the inside fixed mounting of ash discharging box (11) has filter pulp (12), the fixed intercommunication of the left surface of ash discharging box (11) has dust absorption pipe (13), the fixed intercommunication of the left end of dust absorption pipe (13) has air pump (14), the end fixedly connected with breathing pipe (15) that induced drafts of air pump (14), the bottom of breathing pipe (15) runs through inverter motor (2) and extends to the inner chamber of inverter motor (2).

6. The variable frequency speed regulating motor according to claim 1, wherein: the bottom of inverter motor (2) is provided with bottom plate (1), fixedly connected with activity post (17) at bottom plate (1) top, damping plate (19) have been cup jointed in the inside activity of activity post (17), the top fixedly connected with of damping plate (19) and inverter motor (2) fixed mounting's activity pipe (18), activity pipe (18) cup joint with activity post (17) activity, spring (20) have been cup jointed in the surface activity of activity pipe (18), the both ends of spring (20) respectively with inverter motor (2) and activity post (17) fixed mounting.