CN213906417U

CN213906417U - High-efficiency energy-saving DC brushless motor for air conditioner

Info

Publication number: CN213906417U
Application number: CN202023280400.2U
Authority: CN
Inventors: 韦庆文; 丁佐红; 丁彪
Original assignee: Changzhou Tuoang Motor Co ltd
Current assignee: Changzhou Tuoang Motor Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-08-06
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses an idle call energy-efficient DC brushless motor, its technical scheme main points are: the direct-current brushless motor comprises a direct-current brushless motor body, wherein a base is fixed at the bottom of the direct-current brushless motor body, a supporting seat is fixedly installed above the base, an avoiding perforation through which a motor shaft in the direct-current brushless motor body passes is formed in the supporting seat, an annular lubricating groove is formed in the supporting seat, a lubricating oil flow channel is formed in the supporting seat, an outer extension pipe is fixed at the top of the lubricating oil flow channel of the supporting seat, an extension pipe is in threaded connection with the outer extension pipe, an electric ball valve is installed on the extension pipe, a lubricating oil box is fixed at the end of the extension pipe, a sealing plug is in threaded connection with the top of the lubricating oil box, and an oil receiving pipe is fixed at the bottom of the supporting seat; this energy-efficient DC brushless motor of idle call can carry out the self-lubricating to motor shaft department, can improve its life.

Description

High-efficiency energy-saving DC brushless motor for air conditioner

Technical Field

The utility model relates to the field of electric machines, in particular to idle call high efficiency and energy saving DC brushless motor.

Background

The brushless direct current motor is composed of a motor main body and a driver, and is a typical electromechanical integration product. A brushless motor refers to a motor without a brush and a commutator (or a slip ring), which is also called a commutator-less motor. The brushless motor is widely applied, widely applied to the fields of air conditioners and the like, and has a good energy-saving effect.

The prior Chinese patent with the publication number of CN111585378A discloses a brushless direct current motor, which comprises a motor shell, wherein a sealing hole is formed in the middle of the right side of the motor shell, a second bearing hole is formed in the right side of the motor shell close to the left side of the sealing hole, a testing box cover is in interference fit with the sealing hole, a through hole is formed in the middle of the testing box cover, the right end of a motor shaft is sleeved with the through hole, the motor shaft is close to the inner ring of a first deep groove bearing fixedly connected to the left side of the testing box cover, the sealing hole is in interference fit with the first deep groove bearing, and a five-seven spacer in interference fit with the left side of the first deep groove bearing is close to the motor shaft in the motor shell.

The direct current brushless motor has the advantage of convenient heat dissipation; however, the above-mentioned dc brushless motor still has some disadvantages, such as: it can not carry out self-lubricating to motor shaft department.

SUMMERY OF THE UTILITY MODEL

To the problem of mentioning in the background art, the utility model aims at providing idle call energy-efficient DC brushless motor to solve the problem of mentioning in the background art.

The above technical purpose of the present invention can be achieved by the following technical solutions:

energy-efficient DC brushless motor of idle call, including the DC brushless motor body, the bottom of DC brushless motor body is fixed with the base, the top installation of base is fixed with the supporting seat, seted up the confession in the supporting seat the perforation is dodged that the motor shaft passed in the DC brushless motor body, the annular lubrication groove has been seted up to the inside of supporting seat, the lubricating oil runner has been seted up in the supporting seat, the supporting seat is in the top of lubricating oil runner is fixed with the outrigger, outrigger department threaded connection has the extension pipe, install electric ball valve on the extension pipe, the extension pipe tip is fixed with the lubricating oil box, the top threaded connection of lubricating oil box has the plug, the bottom of supporting seat is fixed with connects oil pipe, connect oil pipe with annular lubrication groove intercommunication, the end threaded connection who connects oil pipe has the closing cap.

By adopting the technical scheme, the efficient energy-saving brushless direct current motor for the air conditioner can self-lubricate the motor shaft, so that the service life of the brushless direct current motor can be prolonged; when motor shaft department in the brushless DC motor body is lubricated to needs, can be through starting the electric ball valve on the extension pipe for lubricating oil in the lubricating oil box is outside through extension pipe, outer extension pipe, lubricating oil drippage to the motor shaft, thereby realizes lubricated, and unnecessary lubricating oil can flow in to connecing the oil pipe through annular lubrication groove and save, has made things convenient for lubricated, and comparatively environmental protection.

Preferably, the support seat is fixedly welded with a v-shaped 21274connecting plate, and the v-shaped 21274connecting plate is fixed above the base through a plurality of screws.

By adopting the technical scheme, the mounting and fixing of the supporting seat can be facilitated by utilizing the v-shaped connecting plate and the screws.

Preferably, the wall surface of the lubricating oil box is provided with a notch, and a glass plate is embedded and fixed at the notch.

Through adopting above-mentioned technical scheme, see through the glass board of notch department and can make things convenient for personnel to observe the liquid level in the lubricating oil box.

Preferably, a first baffle ring is fixed in the lubricating oil box, and a first sealing ring is fixed at the end part of the sealing plug.

Through adopting above-mentioned technical scheme, utilize first fender ring can restrict the installation stroke of shutoff stopper, first sealing washer can increase leakproofness.

Preferably, a rotating handle is fixed at the end part of the sealing plug.

Through adopting above-mentioned technical scheme, the setting of turning handle can make things convenient for the operator to rotate the shutoff.

Preferably, a second baffle ring is fixed in the outer extension pipe, and a second sealing ring is fixed at the end part of the extension pipe.

Through adopting above-mentioned technical scheme, the second keeps off the ring and can carry on spacingly to the installation stroke of extension pipe, and the second sealing washer can increase the connection leakproofness of outrigger and extension pipe.

Preferably, a third sealing ring is fixed on the sealing cover.

Through adopting above-mentioned technical scheme, the sealed effect of closing cap can be increased to the third sealing washer.

Preferably, the lubricant oil flow passage is tapered near the outer pipe.

Through adopting above-mentioned technical scheme, the lubricating oil runner of awl fill shape can accelerate the outflow of lubricating oil, forms the siphon effect.

To sum up, the utility model discloses mainly have following beneficial effect:

the efficient energy-saving brushless DC motor for the air conditioner can self-lubricate the motor shaft, and can prolong the service life of the motor; when motor shaft department in the brushless DC motor body is lubricated to needs, can be through starting the electric ball valve on the extension pipe for lubricating oil in the lubricating oil box is outside through extension pipe, outer extension pipe, lubricating oil drippage to the motor shaft, thereby realizes lubricated, and unnecessary lubricating oil can flow in to connecing the oil pipe through annular lubrication groove and save, has made things convenient for lubricated, and comparatively environmental protection.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is one of the structural sectional views of the present invention;

fig. 3 is a second structural sectional view of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

fig. 5 is a partially enlarged view of fig. 3 at B.

Reference numerals: 1. a DC brushless motor body; 2. a base; 3. a supporting seat; 4. avoiding perforation; 5. an annular lubrication groove; 6. a lubricating oil flow passage; 7. an outer extension tube; 8. lengthening a pipe; 9. an electric ball valve; 10. a lubricating oil cartridge; 11. sealing; 12. connecting an oil pipe; 13. sealing the cover; 14. \ 21274and a shaped connecting plate; 15. a screw; 16. a notch; 17. a glass plate; 18. a first retainer ring; 19. a first seal ring; 20. turning a handle; 21. a second retainer ring; 22. a second seal ring; 23. and a third sealing ring.

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, 2 and 3, the efficient energy-saving dc brushless motor for air conditioner includes a dc brushless motor body 1, where the dc brushless motor body 1 is a prior art; wherein, a base 2 is fixed at the bottom of the DC brushless motor body 1; in order to lubricate a motor shaft in the dc brushless motor body 1 conveniently, a supporting seat 3 is fixedly installed above the base 2, an avoiding perforation 4 for the motor shaft in the dc brushless motor body 1 to pass through is arranged in the supporting seat 3, an annular lubrication groove 5 is arranged in the supporting seat 3, a lubrication oil flow passage 6 is arranged in the supporting seat 3, an extension pipe 7 is fixed on the top of the lubrication oil flow passage 6 of the supporting seat 3, an extension pipe 8 is connected with the extension pipe 7 in a threaded manner, an electric ball valve 9 is installed on the extension pipe 8, a lubrication oil box 10 is fixed at the end of the extension pipe 8, a sealing plug 11 is connected with the top of the lubrication oil box 10 in a threaded manner, an oil receiving pipe 12 is fixed at the bottom of the supporting seat 3, the oil receiving pipe 12 is communicated with the annular lubrication groove 5, and a sealing cover 13 is connected with the end of the oil receiving pipe 12 in a threaded manner.

Referring to fig. 1, 2 and 3, the high-efficiency energy-saving dc brushless motor for air conditioner can self-lubricate the motor shaft, which can improve the service life; when motor shaft department in the brushless DC motor body 1 need be lubricated, can be through starting the electric ball valve 9 on the extension pipe 8 for lubricating oil in the lubricating oil box 10 is outside through extension pipe 8, outrigger 7, the lubricating oil drippage to the motor shaft, thereby realizes lubricated, and unnecessary lubricating oil can flow into through annular lubrication groove 5 and store in connecing oil pipe 12, has made things convenient for lubricated, and comparatively environmental protection.

Referring to fig. 1 and 2, in order to facilitate the installation and fixation of the support base 3, a v-shaped connecting plate 14 is welded and fixed on the support base 3, the v-shaped connecting plate 14 is fixed above the base 2 through a plurality of screws 15, and the installation and fixation of the support base 3 can be facilitated through the use of the v-shaped connecting plate 14 and the screws 15.

Referring to fig. 1, 3 and 5, in order to facilitate observation of the lubricating oil level in the lubricating oil box 10, a notch 16 is formed in the wall surface of the lubricating oil box 10, a glass plate 17 is fixedly embedded in the notch 16, and the liquid level in the lubricating oil box 10 can be conveniently observed by a person through the glass plate 17 at the notch 16.

Referring to fig. 3 and 5, a first baffle ring 18 is fixed in the lubricating oil box 10, a first sealing ring 19 is fixed at the end of the sealing plug 11, the first baffle ring 18 can limit the installation stroke of the sealing plug 11, and the first sealing ring 19 can increase the sealing performance; wherein, a rotary handle 20 is fixed at the end of the sealing plug 11, and the arrangement of the rotary handle 20 can facilitate an operator to rotate the sealing plug 11.

Referring to fig. 3 and 4, a second stop ring 21 is fixed inside the outer pipe 7, a second sealing ring 22 is fixed at the end of the elongated pipe 8, the second stop ring 21 can limit the installation stroke of the elongated pipe 8, and the second sealing ring 22 can increase the connection tightness between the outer pipe 7 and the elongated pipe 8.

With reference to fig. 2 and 3, in which a third sealing ring 23 is fixed on the cover 13, the third sealing ring 23 is able to increase the sealing effect of the cover 13; the lubricating oil flow channel 6 is in a conical hopper shape at a position close to the outer extension pipe 7, and the outflow of the lubricating oil can be accelerated by the conical lubricating oil flow channel 6, so that a siphon effect is formed.

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. Energy-efficient DC brushless motor of idle call, including DC brushless motor body (1), its characterized in that: the bottom of the direct current brushless motor body (1) is fixed with a base (2), a supporting seat (3) is installed and fixed above the base (2), an avoidance perforation (4) for a motor shaft to pass through in the direct current brushless motor body (1) is formed in the supporting seat (3), an annular lubricating groove (5) is formed in the supporting seat (3), a lubricating oil flow channel (6) is formed in the supporting seat (3), an outer extension pipe (7) is fixed at the top of the lubricating oil flow channel (6) of the supporting seat (3), an extension pipe (8) is in threaded connection with the outer extension pipe (7), an electric ball valve (9) is installed on the extension pipe (8), a lubricating oil box (10) is fixed at the end of the extension pipe (8), a sealing plug (11) is in threaded connection with the top of the lubricating oil box (10), an oil receiving pipe (12) is fixed at the bottom of the supporting seat (3), the oil receiving pipe (12) is communicated with the annular lubricating groove (5), and the end part of the oil receiving pipe (12) is in threaded connection with a sealing cover (13).

2. The efficient energy-saving brushless direct-current motor for the air conditioner according to claim 1, wherein: a v-shaped connecting plate (14) is fixedly welded on the supporting seat (3), and the v-shaped connecting plate (14) is fixed above the base (2) through a plurality of screws (15).

3. The efficient energy-saving brushless direct-current motor for the air conditioner according to claim 1, wherein: the wall surface of the lubricating oil box (10) is provided with a notch (16), and a glass plate (17) is embedded and fixed at the notch (16).

4. The efficient energy-saving brushless direct-current motor for the air conditioner according to claim 1, wherein: a first baffle ring (18) is fixed in the lubricating oil box (10), and a first sealing ring (19) is fixed at the end part of the sealing plug (11).

5. The efficient energy-saving brushless direct-current motor for the air conditioner according to claim 1, wherein: a rotating handle (20) is fixed at the end part of the sealing plug (11).

6. The efficient energy-saving brushless direct-current motor for the air conditioner according to claim 1, wherein: a second retaining ring (21) is fixed inside the outer extension pipe (7), and a second sealing ring (22) is fixed at the end of the extension pipe (8).

7. The efficient energy-saving brushless direct-current motor for the air conditioner according to claim 1, wherein: and a third sealing ring (23) is fixed on the sealing cover (13).

8. The efficient energy-saving brushless direct-current motor for the air conditioner according to claim 1, wherein: the lubricating oil flow channel (6) is conical at a position close to the outer extension pipe (7).