CN112531968A

CN112531968A - Strong magnetic gathering motor capable of improving service performance

Info

Publication number: CN112531968A
Application number: CN202011349841.5A
Authority: CN
Inventors: 高超; 王盼盼; 王�忠
Original assignee: Nantong Dade Electric Co ltd
Current assignee: Wolong Electric Nanyang Explosion Proof Group Industrial Drive Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-03-19
Anticipated expiration: 2040-11-26
Also published as: CN112531968B

Abstract

The application relates to a strong magnetism-gathering motor capable of improving service performance, and relates to the technical field of motors; the rotary type electric cooker comprises a shell and a rear cover, wherein a rotating shaft is rotatably connected inside the shell; a stator and a rotor which are used for driving the rotating shaft to rotate are arranged in the shell; a cavity is formed in the shell, a plurality of radiating fans are rotatably connected to the inner side wall of the shell, butt-joint holes for the radiating fans to be inserted are formed in the inner wall of the cavity in a penetrating mode, and ventilation holes communicated with the cavity are formed in the side wall of the shell in a penetrating mode; a cooling pipe is arranged in the cavity, and cooling liquid is filled in the cooling pipe; one end of the cooling pipe is fixedly connected with the end part of the rotating shaft, the side wall of the cooling pipe close to the radiating fan is fixedly connected with an inner gear, the radiating fan comprises a rotating rod, the rotating rod is rotatably connected with the inner side wall of the shell, and an outer gear meshed with the inner gear is fixedly sleeved on the outer side wall of the rotating rod; the motor has the effects of quickly dissipating heat generated in the working process of the motor and improving the service performance of the motor.

Description

Strong magnetic gathering motor capable of improving service performance

Technical Field

The application relates to the technical field of motors, in particular to a strong magnetism-gathering motor capable of improving service performance.

Background

The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the electromagnetic induction law, and the magnetic flux concentration technology is characterized in that various arrangements of permanent magnets and magnetizers are skillfully utilized, so that more magnetic flux is collected into a working air gap to the greatest extent, that is, the magnetic flux density of the air gap in a magnetic circuit is improved, and further, the output and the quick response of the motor are improved.

The related Chinese patent with the publication number of CN204947759U discloses a magnetism-gathering permanent magnet motor, which comprises a stator, a rotor, a bearing and a control system, wherein the stator consists of a mandrel and coils wound on pole shoes on the mandrel, and the pole shoes are uniformly distributed along the circumference; the rotor consists of a permanent magnet assembly fixed on the inner circle of the magnetic conduction cylinder, the permanent magnet assembly polymerizes magnetic force to form strong exposed magnetic poles, the exposed magnetic poles of the permanent magnet assembly face the axial lead of the rotor, the number of the exposed magnetic poles is the same as that of pole shoes of the stator, the exposed magnetic poles are uniformly distributed along the inner circle of the rotor, and the polarities of the adjacent exposed magnetic poles are opposite; the rotor is arranged outside the stator at a gap and is coaxial with the stator, the rotor is connected with the stator through a bearing, a coil on a pole shoe is connected with a control system, and the control system is externally connected with a power supply; in the working process, the control system alternately leads current in the positive and negative directions to the coil so as to generate magnetic attraction or repulsion with the exposed magnetic poles to drive the rotor to rotate positively, and the magnetic force is converged by the permanent magnet assembly to form a strong magnetic pole, so that the working efficiency of the motor is improved.

In view of the above-mentioned related technologies, the inventor believes that, after the working efficiency of the motor is improved by improving the magnetic gathering capacity, the heat generated by the long-time rotation of the motor rotor is also increased, a large amount of heat is accumulated and cannot be rapidly and effectively discharged, and the usability of the motor is easily reduced.

Disclosure of Invention

In order to solve the technical problem that the service performance of the motor is influenced by the fact that heat generated in the working process of the motor in the related technology cannot be rapidly and effectively dissipated, the application provides the strong magnetism-gathering motor with the improved service performance.

The application provides a strong magnetic motor that gathers who improves performance adopts following technical scheme:

a strong magnetic gathering motor capable of improving service performance comprises a shell and a rear cover, wherein a rotating shaft is rotatably connected inside the shell; a cavity is formed in the shell, a plurality of radiating fans are rotatably connected to the inner side wall of the shell, butt-joint holes for the radiating fans to be inserted are formed in the inner wall of the cavity in a penetrating mode, and ventilation holes communicated with the cavity are formed in the side wall of the shell in a penetrating mode; a cooling pipe is arranged in the cavity, and cooling liquid is filled in the cooling pipe; the one end fixed connection of cooling tube is in pivot tip, the internal gear has been cup jointed to the lateral wall that the cooling tube is close to radiator fan department, radiator fan includes the dwang, the dwang rotates to be connected in the shell inside wall, the fixed cover of dwang lateral wall has been cup jointed and is used for the external gear with internal gear engaged with mutually.

Through adopting above-mentioned technical scheme, the motor during operation, pivot circumferential direction, circular motion is along pivot circumference to the cooling tube, and the cooling tube rotates the in-process, thereby internal gear and external gear mesh drive radiator fan and rotate, and radiator fan has promoted the circulation of the inside and outside air of shell, and the cooling tube intussuseption is contained the coolant liquid to cool down the air through in the cavity, thereby can dispel the heat that produces in the motor working process fast, ensure the suitability of motor.

Optionally, the cooling fan further comprises a blade group fixedly connected to the outer side wall of the rotating rod, and the blade group is composed of a plurality of cooling aluminum sheets.

Through adopting above-mentioned technical scheme, aluminium system fin has the quality, can rotate under the drive of dwang, and aluminium system fin has the fast characteristics of heat dissipation, consequently can further optimize radiator fan's radiating effect with radiator aluminum sheet as radiator fan's blade for thermal row looses.

Optionally, a dust filter net is arranged on the outer side wall of the shell close to each ventilation hole.

Through adopting above-mentioned technical scheme, thereby setting up of dirt filtrating screen can reduce and appear that external dust gets into the inside motor inner structure that leads to of shell through the ventilation hole and covers dirt, leads to the condition of the normal operating of motor then to further guarantee the steady operation of motor.

Optionally, the dust filter screen includes butt joint frame and the hemispherical filter screen of fixed connection on the butt joint frame, the one end that hemispherical filter screen direction was kept away from to the butt joint frame is connected in the ventilation hole inside wall, hemispherical filter screen surface protrusion is outside in the shell.

Through adopting above-mentioned technical scheme, because hemispherical filter's surface protrusion is outside in the shell, the dust that wafts and falls at hemispherical filter surface can drop under the guide effect of surface, consequently can reduce the long-pending landing of outside dust at hemispherical filter surface, and then reduces hemispherical filter blockage's possibility.

Optionally, the side wall of the inner gear, which is away from the heat dissipation fan, is provided with a cleaning brush, and the side wall of the hemispherical filter screen, which faces the cavity, is attached to the outer surface of the cleaning brush.

Through adopting above-mentioned technical scheme, when the cooling tube during circumferential direction under the drive of pivot, the hemispherical filter screen surface will be scraped to the cleaning brush on the cooling tube, cleans hemispherical filter screen surface to further reduce hemispherical filter screen's jam possibility.

Optionally, the butt-joint frame is screwed in the ventilation hole.

Through adopting above-mentioned technical scheme, through drive butt joint frame threaded connection in the ventilation hole, realized the connection dismantled of butt joint frame on the one hand, thereby be convenient for regularly dismantle the dirt filtrating screen and change the washing, on the other hand, when wearing and tearing appear in the cleaning brush surface and can't laminate in hemispherical filter screen surface, the accessible will be close to the one end of cavity department to butt joint frame screw in ventilation hole, drive dirt filtrating screen promptly and remove towards the direction that is close to the cleaning brush, in order to guarantee that the cleaning brush can laminate in hemispherical filter screen surface, guarantee the cleaning effect of cleaning brush to hemispherical filter screen.

Optionally, a base is arranged below the shell, a mounting groove for the shell to be inserted is formed in the base, a cushioning pad is arranged on the inner wall of the mounting groove, and the cushioning pad is fixedly connected to the outer surface of the shell.

Through adopting above-mentioned technical scheme, the bradyseism pad can be the rubber pad, and the setting of bradyseism pad can reduce the conduction of the produced vibrations of motor in the course of the work, and then can reduce the noise because of vibrations produce, improves the stability of motor during operation simultaneously.

Optionally, the side wall of the cushioning pad is provided with a plurality of through holes in a penetrating manner, and the side wall of the base is provided with communicating holes communicated with the through holes.

Through adopting above-mentioned technical scheme, when shell and bradyseism pad contact surface produced heat because of mutual contact friction, because the through-hole is linked together with the intercommunicating pore, consequently can dispel the heat, reduce the heat between bradyseism pad and the shell and pile up, further play the heat dissipation effect.

Optionally, a connecting pad is integrally formed on the side wall of the shock absorption pad close to each through hole, a connecting hole communicated with the through hole is formed in the connecting pad, a spring is arranged in the through hole, and the end portion of the spring is fixedly connected to the connecting pad at the corresponding position.

Through adopting above-mentioned technical scheme, the setting of spring, connection pad and connecting hole can be under the condition that does not influence the deformation of bradyseism pad and heat dissipation, plays the supporting role to the bradyseism pad that is close to through-hole department, realizes the firm support of bradyseism pad to the shell.

Optionally, a silencing cavity is arranged in the shell along the circumferential direction of the shell, and silencing cotton is arranged in the silencing cavity.

Through adopting above-mentioned technical scheme, the cotton setting of amortization can further reduce the produced noise in the motor working process, optimizes operational environment.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the rotating shaft rotates in the circumferential direction, the cooling pipe moves circumferentially along the circumferential direction of the rotating shaft, the inner gear is meshed with the outer gear in the rotating process of the cooling pipe so as to drive the cooling fan to rotate, the cooling fan promotes the circulation of air inside and outside the shell, and the cooling pipe is filled with cooling liquid so as to cool the air passing through the cavity, so that the heat generated in the working process of the motor can be quickly dissipated, and the applicability of the motor is ensured;

2. when the cooling pipe is driven by the rotating shaft to rotate in the circumferential direction, the cleaning brush on the cooling pipe scrapes the outer surface of the hemispherical filter screen to clean the outer surface of the hemispherical filter screen, so that the possibility of blockage of the hemispherical filter screen is further reduced;

3. the setting of bradyseism pad can reduce the propagation of the produced vibrations in the motor working process, and in addition, the setting of amortization cotton can reduce the propagation of the produced noise in the motor working process.

Drawings

Fig. 1 is a partial sectional view of an internal structure of a concentrated flux motor for embodying an improved performance in use in an embodiment;

FIG. 2 is an enlarged view of a portion of the structure shown in FIG. 1;

FIG. 3 is a partial schematic view of the structure of FIG. 1 for embodying portion B;

FIG. 4 is a partial exploded view showing the positional relationship between the housing and the cooling pipe in the embodiment;

fig. 5 is a partial schematic view of the structure of fig. 4 for embodying part C.

Description of reference numerals: 1. a housing; 11. a sound-deadening chamber; 111. silencing cotton; 12. a stator; 13. a rotor; 14. a permanent magnet; 15. a rotating shaft; 151. a bearing; 16. a cavity; 161. a vent hole; 162. a butt joint hole; 17. a cooling tube; 171. a ring pipe; 172. a branch pipe; 1721. an internal gear; 1722. a cleaning brush; 173. a header pipe; 18. a heat radiation fan; 181. rotating the rod; 1811. an outer gear; 182. a blade group; 1821. radiating aluminum sheets; 19. a dust filter screen; 191. a docking frame; 192. a hemispherical filter screen; 2. a rear cover; 3. a base; 31. mounting grooves; 32. a cushioning pad; 321. a through hole; 322. a connecting pad; 3221. connecting holes; 323. a spring; 33. and a communicating hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a strong magnetism-gathering motor capable of improving service performance. Referring to fig. 1, a concentrated flux motor for improving a performance includes a housing 1, a rear cover 2 detachably coupled to an end of the housing 1 by a bolt; the base 3 is arranged below the shell 1, the mounting groove 31 is formed in the upper surface of the base 3, the cushioning pad 32 made of rubber is bonded to the mounting groove 31 in an internal fixing mode, and the cushioning pad 32 is fixedly bonded to the outer surface of the shell 1.

Referring to fig. 1 and 2, a plurality of through holes 321 are formed through the shock absorption pad 32, a connection pad 322 is integrally formed on the outer side wall of the shock absorption pad 32 close to each through hole 321, a connection hole 3221 for communicating with each through hole 321 is formed on each connection pad 322, a spring 323 is fixedly bonded between two connection pads 322 located at the same through hole 321, and the spring 323 is located in the through hole 321 at the corresponding position to support the housing 1; the communicating hole 33 used for being communicated with the through hole 321 is formed in the side wall of the base 3 close to each through hole 321, so that the heat dissipation effect is improved.

Referring to fig. 1 and 3, a silencing cavity 11 is formed in the housing 1, and silencing cotton 111 is inserted into the silencing cavity 11; a stator 12 and a rotor 13 are arranged in the shell 1, the stator 12 and the rotor 13 are fixedly connected through a bearing, the rotor 13 is composed of a permanent magnet assembly for improving the magnetic gathering capacity, and the permanent magnet assembly is a permanent magnet ring spliced into a ring shape through a plurality of permanent magnets 14; the middle part of the rotor 13 is penetrated and inserted with a rotating shaft 15, the rotor 13 is fixedly sleeved on the rotating shaft 15, one end of the rotating shaft 15, which is far away from the rear cover 2, penetrates through the shell 1, one end of the rotating shaft 15, which is close to the rear cover 2, is fixedly sleeved with a bearing 151, and the bearing 151 is fixedly connected to the inner side wall of the shell 1.

Referring to fig. 3 and 4, an annular cavity 16 is formed in the housing 1 along the length direction thereof, a cooling pipe 17 is inserted into the cavity 16, cooling liquid is injected into the cooling pipe 17, the cooling pipe 17 includes a plurality of annular pipes 171, two branch pipes 172 communicated with the annular pipes 171, and a header pipe 173 communicated with the two branch pipes 172, one end of the header pipe 173 close to the branch pipes 172 is fixedly bonded to the end of the rotating shaft 15, and one end of the header pipe 173 far from the branch pipes 172 penetrates through the rear cover 2.

Referring to fig. 3, a plurality of abutting holes 162 are formed in the inner side wall of the housing 1, a vent hole 161 is formed through the outer side wall of the housing 1 near each abutting hole 162, and both the abutting holes 162 and the vent hole 161 are communicated with the cavity 16; the side wall of the housing 1 near each pair of connection holes 162 is provided with a heat dissipation fan 18, the heat dissipation fan 18 includes a rotation rod 181 rotatably connected to the inner side wall of the connection hole 162 and a blade group 182 fixedly welded on the rotation rod 181, and the blade group 182 is composed of a plurality of heat dissipation aluminum sheets 1821.

Referring to fig. 3 and 5, an external gear 1811 is fixedly sleeved on the outer side wall of the rotating rod 181, an internal gear 1721 is fixedly sleeved between the two branch pipes 172 together, and the internal gear 1721 is meshed with the external gear 1811; when the motor is operated, the rotation shaft 15 is rotated, and the branch pipes 172 connected to the rotation shaft 15 are rotated, so that the rotation shaft 181 is rotated by the inner gear 1721 and the outer gear 1811 engaged with each other to circulate the air inside and outside the housing 1 by the heat-radiating fan 18, and simultaneously, the air passing through the cavity 16 is cooled by the cooling pipe 17, thereby further dissipating heat.

Referring to fig. 3 and 5, a dust filter 19 is disposed on the outer side wall of the housing 1 near each vent hole 161, the dust filter 19 includes a docking frame 191 and a hemispherical filter screen 192 fixedly welded on the docking frame 191, and the docking frame 191 is screwed to the inner side wall of the vent hole 161; a cleaning brush 1722 is fixedly adhered to the outer side wall of the inner gear 1721 away from the heat dissipation fan 18, and the end of the cleaning brush 1722 away from the branch pipe 172 is attached to the outer surface of the hemispherical filter screen 192; when the cooling pipe 17 is driven by the rotating shaft 15 to rotate circumferentially, the cleaning brush 1722 scrapes the outer surface of the hemispherical filter screen 192 to reduce the blocking of the dust filter screen 19 by external dust.

The implementation principle of the strong magnetic-gathering motor for improving the service performance is as follows: before the motor works, cooling liquid is filled into the cooling pipe 17; when the motor works, the rotating shaft 15 rotates, the cooling pipe 17 fixedly connected with the rotating shaft 15 rotates at the moment, the inner gear 1721 is meshed with the outer gear 1811 to drive the rotating rod 181 to rotate, and therefore the blade group 182 is driven to do circumferential motion by taking the rotating rod 181 as a circle center, and the circulation of air inside and outside the shell 1 is realized; in this process, the cleaning brush 1722 on the cooling pipe 17 scrapes the hemispherical filter screen 192 to reduce the dust accumulation on the hemispherical filter screen 192; thereby achieving the effect of rapid heat dissipation.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A strong magnetic condensing motor for improving performance, comprising a casing (1) and a rear cover (2), and a rotating shaft (15) is rotatably connected inside the casing (1); it is characterized in that: the casing (1) A cavity (16) is provided inside, a plurality of cooling fans (18) are rotatably connected to the inner side wall of the casing (1), and the inner wall of the cavity (16) is provided with a docking hole for the cooling fan (18) to be inserted through. (162), the side wall of the casing (1) is provided with a ventilation hole (161) communicating with the cavity (16); a cooling pipe (17) is arranged inside the cavity (16), and the cooling pipe (17) A cooling liquid is contained inside; one end of the cooling pipe (17) is fixedly connected to the end of the rotating shaft (15), and an internal gear is sleeved on the side wall of the cooling pipe (17) near the cooling fan (18). (1721), the cooling fan (18) includes a rotating rod (181), the rotating rod (181) is rotatably connected to the inner side wall of the housing (1), and the outer side wall of the rotating rod (181) is fixedly sleeved with a External gear (1811) meshing with internal gear (1721).

2. A strong magnetic concentrating motor with improved performance according to claim 1, characterized in that: the cooling fan (18) further comprises a blade group (182) fixedly connected to the outer side wall of the rotating rod (181), The blade group (182) consists of several heat-dissipating aluminum sheets (1821).

3. The strong magnetic condensing motor according to claim 1, characterized in that: a dust filter is provided on the outer side wall of the casing (1) near each of the ventilation holes (161). (19).

4 . The strong magnetic concentrating motor according to claim 3 , wherein the dust filter screen ( 19 ) comprises a docking frame ( 191 ) and a hemispherical shape fixedly connected to the docking frame ( 191 ). 5 . The filter screen (192), the end of the docking frame (191) away from the direction of the hemispherical filter screen (192) is connected to the inner side wall of the ventilation hole (161), and the outer surface of the hemispherical filter screen (192) protrudes from the casing (192). 1) External.

5 . The strong magnetic concentrating motor according to claim 4 , wherein a cleaning brush ( 1722 ) is provided on the side wall of the inner gear ( 1721 ) facing away from the discrete heat fan ( 18 ). 6 . The side wall of the hemispherical filter screen (192) facing the cavity (16) is in contact with the outer surface of the cleaning brush (1722).

6 . The strong magnetic concentrating motor with improved performance according to claim 5 , characterized in that: the docking frame ( 191 ) is screwed into the ventilation hole ( 161 ). 7 .

7. The strong magnetic condensing motor with improved usability according to claim 1, characterized in that: a base (3) is provided below the casing (1), and a base (3) is provided with a base (3) for the casing to be inserted into. An installation groove (31) is provided, the inner wall of the installation groove (31) is provided with a shock-absorbing pad (32), and the shock-absorbing pad (32) is fixedly connected to the outer surface of the casing (1).

8 . The strong magnetic concentrating motor according to claim 7 , wherein a plurality of through holes ( 321 ) are formed through the side wall of the cushioning pad ( 32 ), and the base ( 3 ). ) side wall is provided with a communication hole (33) for communicating with the through hole (321).

9 . The strong magnetic condensing motor according to claim 8 , wherein the sidewall of the cushioning pad ( 32 ) near each through hole ( 321 ) is integrally formed with a connecting pad ( 9 . 9 . 322), the connecting pad (322) is provided with a connecting hole (3221) that communicates with the through hole (321), the through hole (321) is provided with a spring (323), and the end of the spring (323) The parts are fixedly connected to the connection pads (322) at the corresponding positions.

10 . The strong magnetic concentrating motor with improved performance according to claim 1 , wherein a sound-absorbing cavity ( 11 ) is arranged inside the casing along its circumferential direction, and the sound-absorbing cavity ( 11 ) is provided inside the sound-absorbing cavity ( 11 ). 11 . With sound-absorbing cotton (111).