CN112104162A

CN112104162A - Transmission shaft adjustable non-hole type heat dissipation type low-noise motor

Info

Publication number: CN112104162A
Application number: CN202011015881.6A
Authority: CN
Inventors: 吴彦君
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2020-12-18

Abstract

The invention relates to the technical field of motors and discloses a hole-free heat dissipation type low-noise motor with an adjustable transmission shaft. This no cellular type heat dissipation type low noise motor with adjustable transmission shaft, can splice motor drive shaft, and then satisfy different operational environment, greatly reduced the limitation that the motor used, strengthen the intensity of concatenation department simultaneously, and then ensure the life of transmission shaft, hide original louvre, the mode of adopting the pipeline is derived, adopt dual radiating effect simultaneously, the radiating effect of motor has been improved greatly, the inside that dust and moisture got into the motor also can not be made simultaneously, the protection to motor inside has been improved, and the noise absorption that the accessible sound-absorbing chamber will produce, the pollution of noise has both been eliminated, also ensure the normal use of motor.

Description

Transmission shaft adjustable non-hole type heat dissipation type low-noise motor

Technical Field

The invention relates to the technical field of motors, in particular to a hole-free heat dissipation type low-noise motor with an adjustable transmission shaft.

Background

The motor is a driving machine, and is an electromagnetic device for realizing electric energy conversion or transmission according to the electromagnetic induction law, and the motor mainly has the function of generating driving torque, is used as a power source of electrical appliances or various machines, converts mechanical energy into electric energy, can be divided into various types, and has a wide application range.

Motor drive shaft's length is certain, in the operational environment of difference, need different motors, the limitation is lower, and the heat dissipation of motor is dispelled the heat by the fan of its afterbody, the radiating effect is extremely poor, and the heat is followed the louvre of afterbody and is gone out, the louvre gets into dust and moisture easily, long-time use can lead to the damage of motor, greatly reduced the life of motor, and the inside of motor does not inhale the sound structure, in the use, the noise that motor self produced can't be absorbed, and then cause noise pollution, influence the use of motor.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a hole-free heat dissipation type low-noise motor with an adjustable transmission shaft, which solves the problems that the length of the transmission shaft of the motor is fixed, different motors are needed in different working environments, the limitation is low, the heat dissipation of the motor is carried out by a fan at the tail part of the motor, the heat dissipation effect is extremely poor, heat is dissipated from heat dissipation holes at the tail part, the heat dissipation holes are easy to enter dust and moisture, the motor can be damaged due to long-time use, the service life of the motor is greatly shortened, a sound absorption structure is not arranged in the motor, and the noise generated by the motor can not be absorbed in the use process, so that the noise pollution is caused, and the use of the motor is.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a hole-free heat dissipation type low-noise motor with an adjustable transmission shaft comprises a motor shell, a motor stator is arranged inside the motor shell, a motor rotor is arranged inside the motor stator, a motor transmission shaft is arranged inside the motor rotor, a first motor cover is arranged at the left end of the motor shell, a second motor cover is arranged on the inner side of the right end of the motor shell, a third motor cover is arranged at the right end of the motor shell, a first fan is arranged between the second motor cover and the third motor cover at the right end of the motor transmission shaft, a connecting column is fixedly connected at the right end of the third motor cover, a second fan is fixedly connected at the right end of the connecting column, an air guide pipe is fixedly connected at the side of the second fan, a first shunt pipe is fixedly connected at one end, away from the second fan, of the air guide pipe, and a first connecting pipe is fixedly connected at the left end of the, the left end of the first connecting pipe is fixedly connected with the right end of the motor shell, the inner part of the motor shell is positioned at two ends of the motor stator and is fixedly connected with a second shunt pipe, the lower end of the second shunt pipe is fixedly connected with a second connecting pipe, the lower end of the second connecting pipe passes through the motor shell, the lower end of the motor shell is positioned at the lateral side of the second connecting pipe and is fixedly connected with a guide post and a reset spring, the guide post is positioned at the inner side of the reset spring, the lower end of the reset spring is fixedly connected with a connecting plate, the lower end of the guide post passes through the connecting plate, the upper end face of the connecting plate is fixedly connected with a rubber plug, the lower end of the motor shell is positioned at the outer side of the reset spring and is fixedly connected with a supporting base, the lateral side of the left end of, and the lower end of the third shunt pipe is fixedly connected with a fourth connecting pipe.

Preferably, motor housing includes interior casing, shell body, abatvoix, heat conduction lug and circulation groove, the outside of interior casing is provided with the shell body, fixedly connected with abatvoix between interior casing and the shell body, the inside of interior casing, shell body and abatvoix all adopts the design of honeycomb type structure, the abatvoix is equidistant distribution, a plurality of heat conduction lugs of avris symmetry fixedly connected with of shell body, the inside of heat conduction lug is provided with a plurality of circulation grooves, and is a plurality of the both ends of circulation groove are put through each other, the one end of heat conduction lug and the left end of first connecting pipe put through each other, the other end of heat conduction lug and the right-hand member of third connecting pipe put through each other.

Preferably, the motor transmission shaft is rotatably connected with the first motor cover, the second motor cover and the third motor cover through bearings, and the motor transmission shaft is in transmission connection with a rotating shaft of the second fan.

Preferably, motor drive shaft includes final drive shaft, cross draw-in groove, cross fixture block, counter drive shaft, strengthening groove and strengthening rib, cross draw-in groove has been seted up to final drive shaft's left end, the inside block of cross draw-in groove is connected with the cross fixture block, the left end fixedly connected with counter drive shaft of cross fixture block, the same cross draw-in groove has been seted up to counter drive shaft's left end, four strengthening grooves have been seted up with the equal symmetry in both ends on counter drive shaft surface to the left end on final drive shaft surface, the embedded strengthening rib that installs in inside in strengthening groove, the strengthening rib is concave style of calligraphy structural design.

Preferably, a through hole is formed in the surface of the second motor cover, and the second motor cover is connected with the motor shell in a clamping mode.

Preferably, the first shunt pipe is designed to be an annular structure, the first connecting pipes at the side of the first shunt pipe are symmetrically provided with a plurality of connecting pipes, and the number of the air guide pipes at the inner side of the first shunt pipe is four.

Preferably, the number of the second shunt pipes is two and is symmetrically arranged about a vertical center line of the motor shell, heat conduction holes are formed in the inner side of the second shunt pipe, the second shunt pipe is designed to be of an annular structure, and the second shunt pipe is communicated with the second connecting pipe.

Preferably, the guide post is provided with four with reset spring respectively about the vertical center line symmetry of connecting plate, the guide post cup joints each other with the connecting plate, the guide post is T style of calligraphy structural design, the rubber buffer of connecting plate upper end and the mutual adaptation of second connecting pipe.

Preferably, the number of the supporting bases is two and is symmetrical about a vertical center line of the motor shell, and the upper end of the supporting base is located between the two heat conduction convex blocks.

Compared with the prior art, the invention provides a hole-free heat dissipation type low-noise motor with an adjustable transmission shaft, which has the following beneficial effects:

1. this no cellular type heat dissipation type low noise motor with adjustable transmission shaft, through the setting of final drive shaft, cross draw-in groove, cross fixture block, counter drive shaft, reinforcing groove and strengthening rib, can splice motor drive shaft, and then satisfy different operational environment, greatly reduced the limitation that the motor used, strengthen the intensity of concatenation department simultaneously, and then ensure the life of transmission shaft.

2. This no cellular type heat dissipation type low noise motor with adjustable transmission shaft, through first fan, the spliced pole, the second fan, the guide duct, first shunt pipe, first connecting pipe, the second shunt pipe, the second connecting pipe, the guide post, reset spring, the connecting plate, the rubber buffer, the third connecting pipe, the third shunt pipe, the fourth connecting pipe, the heat conduction lug, mutually supporting of runner duct and heat conduction hole, hide original louvre, adopt the mode of pipeline to derive, adopt dual radiating effect simultaneously, the heat dissipation of motor has been realized, the radiating effect of motor has been improved greatly, also can not make dust and moisture get into the inside of motor simultaneously, the protection to motor inside has been improved, and then the life of motor has been guaranteed.

3. This no cellular type heat dissipation type low noise motor with adjustable transmission shaft, motor housing include interior casing, shell body, abatvoix, heat conduction lug and circulation groove, and wherein the inside of interior casing, shell body and abatvoix adopts honeycomb type structural design, and then forms the sound-absorbing chamber, absorbs the noise that produces through the sound-absorbing chamber, has both eliminated the pollution of noise, has also increased heat radiating area, ensures the normal use of motor.

Drawings

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

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

FIG. 4 is a schematic cross-sectional view of the motor housing of the present invention;

FIG. 5 is a schematic view of the structure of the transmission shaft of the motor of the present invention;

FIG. 6 is a schematic view of an installation structure of a cross-shaped clamping groove and a cross-shaped clamping block according to the present invention;

fig. 7 is a schematic view of the structure of the reinforcing bar of the present invention.

Wherein: 1. a motor housing; 2. a motor stator; 3. a motor rotor; 4. a motor transmission shaft; 5. a first motor cover; 6. a second motor cover; 7. a third motor cover; 8. a first fan; 9. connecting columns; 10. a second fan; 11. an air guide pipe; 12. a first shunt pipe; 13. a first connecting pipe; 14. a second shunt pipe; 15. a second connecting pipe; 16. a guide post; 17. a return spring; 18. a connecting plate; 19. a rubber plug; 20. a support base; 21. a third connecting pipe; 22. a third shunt pipe; 23. a fourth connecting pipe; 101. an inner housing; 102. an outer housing; 103. a sound-absorbing panel; 104. a heat conductive bump; 105. a circulation tank; 41. a main drive shaft; 42. a cross-shaped clamping groove; 43. a cross-shaped fixture block; 44. a secondary drive shaft; 45. a reinforcing groove; 46. reinforcing ribs; 141. and heat conduction holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, a hole-free heat dissipation type low noise motor with an adjustable transmission shaft comprises a motor housing 1, a motor stator 2 is installed inside the motor housing 1, a motor rotor 3 is installed inside the motor stator 2, a motor transmission shaft 4 is installed inside the motor rotor 3, a first motor cover 5 is installed at the left end of the motor housing 1, a second motor cover 6 is installed inside the right end of the motor housing 1, a third motor cover 7 is installed at the right end of the motor housing 1, a first fan 8 is installed between the second motor cover 6 and the third motor cover 7 at the right end of the motor transmission shaft 4, a connection column 9 is fixedly connected at the right end of the third motor cover 7, a second fan 10 is fixedly connected at the right end of the connection column 9, a wind guide pipe 11 is fixedly connected at the side of the second fan 10, a first shunt pipe 12 is fixedly connected at one end of the wind guide pipe 11 far away from the, a first connecting pipe 13 is fixedly connected to the left end of the first shunt pipe 12, the left end of the first connecting pipe 13 is fixedly connected to the right end of the motor housing 1, a second shunt pipe 14 is fixedly connected to both ends of the motor stator 2 inside the motor housing 1, a second connecting pipe 15 is fixedly connected to the lower end of the second shunt pipe 14, the lower end of the second connecting pipe 15 passes through the motor housing 1, a guide post 16 and a return spring 17 are fixedly connected to the lower end of the motor housing 1 at the side of the second connecting pipe 15, the guide post 16 is located at the inner side of the return spring 17, a connecting plate 18 is fixedly connected to the lower end of the return spring 17, the lower end of the guide post 16 passes through the connecting plate 18, a rubber plug 19 is fixedly connected to the upper end face of the connecting plate 18, a support base 20 is fixedly connected to the lower end of the motor housing 1 at the outer side, the left end of the third connecting pipe 21 is fixedly connected with a third shunt pipe 22, and the lower end of the third shunt pipe 22 is fixedly connected with a fourth connecting pipe 23.

Further, the motor housing 1 includes an inner housing 101, an outer housing 102, a sound-absorbing board 103, heat-conducting bumps 104 and circulation grooves 105, the outer housing 102 is disposed on the outer side of the inner housing 101, the sound-absorbing board 103 is fixedly connected between the inner housing 101 and the outer housing 102, the inner housing 101, the outer housing 102 and the sound-absorbing board 103 are all designed in a honeycomb structure, the sound-absorbing boards 103 are distributed at equal intervals, a plurality of heat-conducting bumps 104 are symmetrically and fixedly connected to the lateral side of the outer housing 102, a plurality of circulation grooves 105 are disposed inside the heat-conducting bumps 104, two ends of the circulation grooves 105 are communicated with each other, one end of each heat-conducting bump 104 is communicated with the left end of the first connection pipe 13, the other end of each heat-conducting bump 104 is communicated with the right end, and then reduced the noise pollution of motor, increase heat radiating area simultaneously for the flow of air, and then improved the radiating effect on motor surface.

Further, motor drive shaft 4 all rotates through the bearing with first motor lid 5, second motor lid 6, third motor lid 7 and is connected, and motor drive shaft 4 is connected with the pivot transmission of second fan 10, realizes the normal operating of motor.

Further, motor drive shaft 4 includes final drive shaft 41, cross draw-in groove 42, cross fixture block 43, auxiliary drive shaft 44, reinforcing groove 45 and strengthening rib 46, cross draw-in groove 42 has been seted up to final drive shaft 41's left end, cross draw-in groove 42's inside block is connected with cross fixture block 43, cross fixture block 43's left end fixedly connected with auxiliary drive shaft 44, the same cross draw-in groove 42 has been seted up to auxiliary drive shaft 44's left end, four reinforcing grooves 45 have been seted up with auxiliary drive shaft 44 surperficial both ends equal symmetry to final drive shaft 41's left end, reinforcing rib 46 is installed to the inside embedded strengthening rib 46 of reinforcing groove 45, strengthening rib 46 is type structural design, realize motor drive shaft 4's concatenation, and then ensure that the motor can be applicable to different operational environment.

Further, the surface of second motor lid 6 is provided with the through-hole, and second motor lid 6 is connected with 1 block of motor housing, realizes the flow of 1 inside air of motor housing, and then realizes the inside thermal outflow of motor.

Further, the first shunt tube 12 is designed to be an annular structure, the first connecting tubes 13 on the side of the first shunt tube 12 are symmetrically arranged, and the four air guide tubes 11 on the inner side of the first shunt tube 12 are symmetrically arranged, so that the second fan 10 can suck cold air into the circulation groove 105, and heat dissipation of the motor housing 1 is realized.

Further, the second shunt tubes 14 are symmetrically arranged about the vertical center line of the motor shell 1, the heat conduction holes 141 are formed in the inner side of the second shunt tubes 14, the second shunt tubes 14 are designed to be of an annular structure, the second shunt tubes 14 are communicated with the second connecting pipe 15, the hot air inside the motor shell 1 is conveniently guided into the second connecting pipe 15, heat is conveniently guided out, and heat dissipation of the motor is achieved.

Further, guide post 16 and reset spring 17 are provided with four about the vertical central line symmetry of connecting plate 18 respectively, and guide post 16 cup joints each other with connecting plate 18, and guide post 16 is T style of calligraphy structural design, and rubber buffer 19 and the mutual adaptation of second connecting pipe 15 of the upper end of connecting plate 18 ensure the stable activity from top to bottom of connecting plate 18, and then the heat dissipation of being convenient for.

Further, two support bases 20 are symmetrically arranged about the vertical center line of the motor housing 1, and the upper end of the support base 20 is located between the two heat conduction bumps 104, so as to ensure stable support of the motor.

When the motor is used, according to the requirement of a working environment, the number of the auxiliary transmission shafts 44 is selected, the cross-shaped fixture blocks 43 on the auxiliary transmission shafts 44 are mutually clamped with the cross-shaped fixture grooves 42, the cross-shaped fixture blocks 43 on the auxiliary transmission shafts 44 are clamped inside the cross-shaped fixture grooves 42 on the main transmission shaft 41, the reinforcing ribs 46 are clamped inside the reinforcing grooves 45, the motor transmission shafts 4 are spliced, the motor is fixed at a specified position through the supporting base 20, the motor transmission shafts 4 and equipment are mutually fixed, when the motor is driven, the motor transmission shafts 4 drive the motor rotor 3 to rotate, meanwhile, the motor transmission shafts 4 drive the first fan 8 and the second fan 10 to rotate, so that the inside of the motor shell 1 and the air in the circulation groove 105 on the motor shell 1 flow, when the motor generates heat, the pressure inside of the motor shell 1 is increased, and the rubber plugs 19 are ejected from the inside of, the return spring 17 extends to blow out the hot air inside from the inside of the motor housing 1 under the action of the first fan 8, part of the heat is guided into the inside of the heat conducting bump 104 through the motor housing 1, and then the heat is guided into the circulating groove 105 in the heat conducting bump 104, under the action of the second fan 10, the cold air outside is pumped into the circulating groove 105, the heat in the circulating groove 105 is taken out from the fourth connecting pipe 23 through the flowing cold air, after the heat in the motor housing 1 is dissipated, the pressure inside the motor housing 1 is equal to the pressure outside, under the action of the return spring 17, the rubber plug 19 blocks the second connecting pipe 15, the nonporous heat dissipation of the motor is realized, and the noise generated by the motor is absorbed by the cavities between the inner housing 101, the outer housing 102, the sound absorbing plate 103 and the inner housing 101 and the outer housing 102, and then the noise generated by the motor is reduced, prevent that the motor from producing noise pollution, overall structure is stable, convenient to use.

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 no cellular heat dissipation type low noise motor with adjustable transmission shaft, includes motor housing (1), its characterized in that: a motor stator (2) is installed inside the motor shell (1), a motor rotor (3) is installed inside the motor stator (2), a motor transmission shaft (4) is installed inside the motor rotor (3), a first motor cover (5) is installed at the left end of the motor shell (1), a second motor cover (6) is installed on the inner side of the right end of the motor shell (1), a third motor cover (7) is installed at the right end of the motor shell (1), a first fan (8) is installed between the second motor cover (6) and the third motor cover (7) and at the right end of the motor transmission shaft (4), a connecting column (9) is fixedly connected to the right end of the third motor cover (7), a second fan (10) is fixedly connected to the right end of the connecting column (9), and an air guide pipe (11) is fixedly connected to the side of the second fan (10), one end of the air guide pipe (11) far away from the second fan (10) is fixedly connected with a first shunt pipe (12), the left end of the first shunt pipe (12) is fixedly connected with a first connecting pipe (13), the left end of the first connecting pipe (13) is fixedly connected with the right end of the motor shell (1), the two ends of the motor stator (2) positioned in the motor shell (1) are fixedly connected with a second shunt pipe (14), the lower end of the second shunt pipe (14) is fixedly connected with a second connecting pipe (15), the lower end of the second connecting pipe (15) penetrates through the motor shell (1), the lower end of the motor shell (1) positioned on the side of the second connecting pipe (15) is fixedly connected with a guide post (16) and a reset spring (17), the guide post (16) is positioned on the inner side of the reset spring (17), and the lower end of the reset spring (17) is fixedly connected with a connecting plate (18), connecting plate (18) is passed to the lower extreme of guide post (16), up end fixedly connected with rubber buffer (19) of connecting plate (18), the lower extreme of motor housing (1) is located the outside fixedly connected with support base (20) of reset spring (17), avris fixedly connected with third connecting pipe (21) of motor housing (1) left end, the left end fixedly connected with third shunt pipe (22) of third connecting pipe (21), the lower extreme fixedly connected with fourth connecting pipe (23) of third shunt pipe (22).

2. The poreless heat dissipation type low-noise motor with the adjustable transmission shaft according to claim 1, wherein: the motor shell (1) comprises an inner shell (101), an outer shell (102), a sound-absorbing board (103), a heat-conducting convex block (104) and a circulating groove (105), an outer shell (102) is arranged on the outer side of the inner shell (101), a sound absorption plate (103) is fixedly connected between the inner shell (101) and the outer shell (102), the inner parts of the inner shell (101), the outer shell (102) and the sound-absorbing board (103) are all designed by honeycomb structures, the sound-absorbing boards (103) are distributed at equal intervals, a plurality of heat-conducting convex blocks (104) are symmetrically and fixedly connected with the edge side of the outer shell (102), a plurality of circulation grooves (105) are arranged in the heat conduction bump (104), two ends of the circulation grooves (105) are mutually communicated, one end of the heat conduction bump (104) is communicated with the left end of the first connecting pipe (13), the other end of the heat conduction bump (104) is communicated with the right end of the third connecting pipe (21).

3. The poreless heat dissipation type low-noise motor with the adjustable transmission shaft according to claim 1, wherein: the motor transmission shaft (4) is rotatably connected with the first motor cover (5), the second motor cover (6) and the third motor cover (7) through bearings, and the motor transmission shaft (4) is in transmission connection with a rotating shaft of the second fan (10).

4. The poreless heat dissipation type low-noise motor with the adjustable transmission shaft according to claim 1, wherein: motor drive shaft (4) include final drive shaft (41), cross draw-in groove (42), cross fixture block (43), auxiliary drive shaft (44), reinforcement groove (45) and strengthening rib (46), cross draw-in groove (42) have been seted up to the left end of final drive shaft (41), the inside block of cross draw-in groove (42) is connected with cross fixture block (43), the left end fixedly connected with auxiliary drive shaft (44) of cross fixture block (43), the same cross draw-in groove (42) have been seted up to the left end of auxiliary drive shaft (44), four reinforcement grooves (45) have been seted up with the equal symmetry in both ends on auxiliary drive shaft (44) surface to the left end on final drive shaft (41) surface, the inside embedded mounting of reinforcement groove (45) has strengthening rib (46), strengthening rib (46) are concave style of calligraphy structural design.

5. The poreless heat dissipation type low-noise motor with the adjustable transmission shaft according to claim 1, wherein: the surface of the second motor cover (6) is provided with a through hole, and the second motor cover (6) is connected with the motor shell (1) in a clamping mode.

6. The poreless heat dissipation type low-noise motor with the adjustable transmission shaft according to claim 1, wherein: the first shunt tube (12) is designed to be of an annular structure, a plurality of first connecting tubes (13) are symmetrically arranged on the side of the first shunt tube (12), and four air guide tubes (11) are symmetrically arranged on the inner side of the first shunt tube (12).

7. The poreless heat dissipation type low-noise motor with the adjustable transmission shaft according to claim 1, wherein: the motor is characterized in that the number of the second shunt tubes (14) is two and is symmetrical about a vertical central line of the motor shell (1), heat conducting holes (141) are formed in the inner side of the second shunt tubes (14), the second shunt tubes (14) are designed to be of an annular structure, and the second shunt tubes (14) are communicated with a second connecting pipe (15).

8. The poreless heat dissipation type low-noise motor with the adjustable transmission shaft according to claim 1, wherein: guide post (16) and reset spring (17) are provided with four about the vertical center line symmetry of connecting plate (18) respectively, guide post (16) cup joint each other with connecting plate (18), guide post (16) are T style of calligraphy structural design, rubber buffer (19) and the mutual adaptation of second connecting pipe (15) of connecting plate (18) upper end.

9. The poreless heat dissipation type low-noise motor with the adjustable transmission shaft according to claim 2, wherein: the number of the supporting bases (20) is two, and the two supporting bases are symmetrically arranged relative to the vertical central line of the motor shell (1), and the upper end of each supporting base (20) is located between the two heat conduction lugs (104).