CN218648690U

CN218648690U - Wear-resistant single-phase low-voltage asynchronous motor

Info

Publication number: CN218648690U
Application number: CN202222838306.7U
Authority: CN
Inventors: 刘福祥; 杨回谋
Original assignee: Shanghai Chuanye Electric Machine Co ltd
Current assignee: Shanghai Chuanye Electric Machine Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-03-17
Anticipated expiration: 2032-10-27

Abstract

The utility model discloses a wear-resistant single-phase low-voltage asynchronous motor, including motor housing, spacing reinforcement assembly, adjusting part, stator winding, supporting legs, junction box, heat dissipation muscle, motor rotor, heat dissipation shell, connecting plate, heat dissipation motor, protection casing, radiating vane, back cover shell, connecting muscle, connecting block and front end housing, motor housing's inside is provided with stator winding, and motor housing's bottom symmetry is provided with the supporting legs, and one side of motor housing is provided with the junction box, the utility model discloses, utilize the spacing reinforcement assembly who sets up to carry out spacing and auxiliary stay respectively to motor rotor's front and back end, avoid motor rotor to produce the skew in the operation process to reduce the wearing and tearing speed of motor operation, prolonged the life of motor; the positions of the radiating motor and the radiating blades are adjusted by the aid of the adjusting assembly in the running process of the motor, the effective action range of the radiating blades is expanded, and radiating performance of the motor is improved.

Description

Wear-resistant single-phase low-voltage asynchronous motor

Technical Field

The utility model relates to an asynchronous motor technical field, in particular to single-phase low pressure asynchronous motor that wear and tear.

Background

The asynchronous motor is also called as an induction motor, and is an alternating current motor which generates electromagnetic torque by the interaction of an air gap rotating magnetic field and rotor winding induction current, thereby converting electromechanical energy into mechanical energy, wherein the single-phase low-voltage asynchronous motor is an asynchronous motor which uses single-phase low-voltage alternating current as energy input, has the advantages of simple structure, low cost, small noise, small interference to a radio system and the like, and is widely applied to household appliances and small power machines with low power; secondly, the existing single-phase low-voltage asynchronous motor has a simple heat dissipation structure, and the position of a heat dissipation fan is difficult to adjust in the operation process of the motor, so that the heat dissipation performance of the motor is influenced; therefore, it is necessary to design a wear-resistant single-phase low-voltage asynchronous motor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing a single-phase low pressure asynchronous motor that stands wear and tear for the rotor wear rate who solves current single-phase low pressure asynchronous motor is fast, and life is short, and the poor problem of motor heat dispersion.

(II) contents of the utility model

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a stand wear and tear single-phase low voltage asynchronous motor, includes motor housing, spacing reinforcement assembly, adjusting part, stator winding, supporting legs, back shroud shell and front end housing, motor housing's inside is provided with stator winding, and motor housing's bottom symmetry is provided with the supporting legs, and one side of motor housing is provided with the junction box, and evenly is provided with the heat dissipation muscle on the motor housing, the first shell in the spacing reinforcement assembly of one side fixedly connected with of motor housing.

Preferably, the limiting and reinforcing assembly comprises a first shell, a bearing support, a first bearing, a limiting sleeve, a guide pillar, a limiting support, a second bearing and a second shell, the bearing support is arranged in the first shell, the first bearing is sleeved in the bearing support, the first bearing is sleeved on the limiting sleeve, the guide pillar is fixedly sleeved in a groove formed in one side of the limiting sleeve, the guide pillar is fixedly connected to the motor rotor, and the motor rotor is located inside the motor shell.

Preferably, the end of the motor rotor, which is far away from the first shell, is provided with a limiting column, the limiting column is connected with a second bearing in a matching manner, the second bearing is sleeved on a limiting support, the limiting support is fixed in the second shell, and the second shell is fixedly connected to the motor shell.

Preferably, the second shell is sleeved with a heat dissipation shell, an inner gear in the adjusting component is connected to a groove formed in one side of the heat dissipation shell in a rotating mode, the adjusting component is composed of an inner gear, a transmission gear, a gear motor and a motor support, a connecting plate is evenly arranged on one side of the inner gear, a heat dissipation motor is arranged on the connecting plate, a protective cover is arranged on one side of the heat dissipation motor, the output end of the heat dissipation motor penetrates through the protective cover and is fixedly sleeved with heat dissipation blades, one side of the heat dissipation shell is fixedly connected with a rear cover shell, the rear cover shell is attached to the inner gear, the motor support is evenly arranged in the rear cover shell, the gear motor is arranged on the motor support, the output end of the gear motor is provided with the transmission gear, and the transmission gear is meshed with the inner gear.

Preferably, evenly be provided with the splice bar on the first shell, and there is the connecting block through the bolt fastening on the splice bar, the connecting block is fixed on the front end cover, and the front end cover is provided with connection bearing with electric motor rotor's junction.

(III) advantageous effects

The utility model provides a pair of stand wear and tear single-phase low pressure asynchronous motor, its advantage lies in: the front end of the motor rotor is limited and supported by the mutual matching of the bearing support and the limiting sleeve, and the rear end of the motor rotor is limited and supported by the mutual matching of the limiting support and the limiting column, so that the abrasion rate of the motor rotor is prevented from being accelerated due to the deflection of the motor rotor in the operation process, and the service life of the motor is prolonged; the gear motor that utilizes to set up drives drive gear and rotates, and then drives the inner gear through the meshing effect of drive gear and inner gear and rotate around self axis, adjusts heat dissipation motor and radiator fin's position on the inner gear at the operation of motor in-process, has enlarged radiator fin's effective scope of action, has improved the heat dispersion of motor.

Drawings

In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the description below are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an exploded view of the overall structure of the present invention;

FIG. 2 is an enlarged view of a portion of the area A in FIG. 1;

FIG. 3 is a three-dimensional view of the overall structure of the present invention;

fig. 4 is a schematic structural diagram of the adjusting assembly of the present invention.

In the figure: 1. a motor housing; 2. limiting and reinforcing the assembly; 3. an adjustment assembly; 4. a stator winding; 5. supporting legs; 6. a junction box; 7. a heat dissipating rib; 8. a motor rotor; 9. a heat dissipation housing; 10. a connecting plate; 11. a heat dissipation motor; 12. a protective cover; 13. a heat dissipating fin; 14. a rear cover shell; 15. connecting ribs; 16. connecting blocks; 17. a front end cover; 201. a first housing; 202. a bearing support; 203. a first bearing; 204. a position limiting sleeve; 205. a guide post; 206. a limiting column; 207. a limiting bracket; 208. a second bearing; 209. a second housing; 301. an internal gear; 302. a transmission gear; 303. a gear motor; 304. a motor bracket.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a wear-resistant single-phase low-voltage asynchronous motor comprises a motor shell 1, a limiting and reinforcing component 2, an adjusting component 3, a stator winding 4, supporting legs 5, a rear cover shell 14 and a front end cover 17, wherein the stator winding 4 is arranged inside the motor shell 1, the supporting legs 5 are symmetrically arranged at the bottom of the motor shell 1, a junction box 6 is arranged on one side of the motor shell 1, heat dissipation ribs 7 are uniformly arranged on the motor shell 1, one side of the motor shell 1 is fixedly connected with a first shell 201 in the limiting and reinforcing component 2, the limiting and reinforcing component 2 consists of the first shell 201, a bearing support 202, a first bearing 203, a limiting sleeve 204, a guide pillar 205, a limiting pillar 206, a limiting support 207, a second bearing 208 and a second shell 209, the bearing support 202 is arranged in the first shell 201, a first bearing 203 is sleeved in the bearing support 202, the first bearing 203 is sleeved on the limiting sleeve 204, a guide post 205 is fixedly sleeved in a groove formed in one side of the limiting sleeve 204, the guide post 205 is fixedly connected to the motor rotor 8, the motor rotor 8 is positioned in the motor shell 1, a limiting post 206 is arranged at one end, far away from the first shell 201, of the motor rotor 8, a second bearing 208 is connected to the limiting post 206 in a matching manner, the second bearing 208 is sleeved on a limiting support 207, the limiting support 207 is fixed in the second shell 209, the second shell 209 is fixedly connected to the motor shell 1, a heat dissipation shell 9 is sleeved on the second shell 209, an inner gear 301 in the adjusting component 3 is rotatably connected to the groove formed in one side of the heat dissipation shell 9, the adjusting component 3 is composed of an inner gear 301, a transmission gear 302, a gear motor 303 and a motor support 304, a connecting plate 10 is uniformly arranged on one side of the inner gear 301, a heat dissipation motor 11 is arranged on the connecting plate 10, a protective cover 12 is arranged on one side of the heat dissipation motor 11, the output end of the heat dissipation motor 11 penetrates through the protective cover 12 and is fixedly sleeved with the heat dissipation blades 13, one side of the heat dissipation shell 9 is fixedly connected with a rear cover shell 14, the rear cover shell 14 and the internal gear 301 are mutually attached, a motor support 304 is uniformly arranged in the rear cover shell 14, a gear motor 303 is arranged on the motor support 304, a transmission gear 302 is arranged at the output end of the gear motor 303, the transmission gear 302 and the internal gear 301 are mutually meshed, a connecting rib 15 is uniformly arranged on the first shell 201, a connecting block 16 is fixed on the connecting rib 15 through a bolt, the connecting block 16 is fixed on the front end cover 17, a connecting bearing is arranged at the connecting part of the front end cover 17 and the motor rotor 8, and the arranged connecting bearing is favorable for reducing the friction loss between the motor rotor 8 and the front end cover 17;

specifically, when in use, the stator winding 4 is fixedly sleeved in the motor housing 1, the first housing 201 is fixed on the motor housing 1, the motor rotor 8 is sleeved in the motor housing 1, the limit sleeve 204 on the motor rotor 8 is connected in a matching manner in the first bearing 203 on the bearing support 202, the second housing 209 is fixed on the motor housing 1, the limit post 206 on the motor rotor 8 is connected in a matching manner in the second bearing 208 on the limit support 207, the heat dissipation motor 11, the protective cover 12 and the heat dissipation blades 13 are installed on the connecting plate 10 on one side of the internal gear 301, the internal gear 301 is installed in a groove formed on one side of the heat dissipation shell 9, the rear cover shell 14 is fixed on the heat dissipation shell 9, the transmission gear 302 is connected with the internal gear 301 in a meshing manner, the heat dissipation shell 9 is then fixedly sleeved on the second housing 209, the connecting block 16 and the front end cover 17 are fixed on the heat dissipation rib 7 through bolts, the front end cover 17 is attached to the first housing 17, the motor rotor 8 is sleeved on the connecting bearing at the center of the front end 17, that the limit post 202 and the front end of the motor rotor 8 are matched with each other, and the limit support the motor rotor 206, so that the wear of the limit post is avoided, and the motor rotor 8 is accelerated when in use, and the motor rotor 206 is matched, and the motor rotor is used; the gear motor 303 is arranged to drive the transmission gear 302 to rotate, and then the transmission gear 302 and the internal gear 301 are driven to rotate around the axis of the gear 301 through the meshing effect of the transmission gear 302 and the internal gear 301, the positions of the heat dissipation motor 11 and the heat dissipation blades 13 on the internal gear 301 are adjusted in the operation process of the motor, the effective action range of the heat dissipation blades 13 is expanded, and the heat dissipation performance of the motor is improved.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a stand wear and tear single-phase low pressure asynchronous motor, includes motor housing (1), spacing reinforcement subassembly (2), adjusting part (3), stator winding (4), supporting legs (5), back shroud shell (14) and front end housing (17), its characterized in that: the motor comprises a motor shell (1), a stator winding (4) is arranged inside the motor shell (1), supporting legs (5) are symmetrically arranged at the bottom of the motor shell (1), a junction box (6) is arranged on one side of the motor shell (1), heat dissipation ribs (7) are evenly arranged on the motor shell (1), and a first shell (201) in a limiting and reinforcing assembly (2) is fixedly connected to one side of the motor shell (1).

2. A wear-resistant single-phase low-voltage asynchronous motor, according to claim 1, characterized in that: spacing subassembly (2) of consolidating by first shell (201), bearing bracket (202), first bearing (203), stop collar (204), guide pillar (205), spacing post (206), spacing support (207), second bearing (208) and second shell (209) are constituteed, be provided with bearing bracket (202) in first shell (201), and cup jointed first bearing (203) in bearing bracket (202), first bearing (203) cup joints on stop collar (204), and the fixed guide pillar (205) that has cup jointed in the recess that stop collar (204) one side was seted up, guide pillar (205) fixed connection is on electric motor rotor (8), and electric motor rotor (8) are located the inside of electric motor shell (1).

3. A wear-resistant single-phase low-voltage asynchronous motor, according to claim 2, characterized in that: one end of the motor rotor (8) far away from the first shell (201) is provided with a limiting column (206), the limiting column (206) is connected with a second bearing (208) in a matched mode, the second bearing (208) is sleeved on a limiting support (207), the limiting support (207) is fixed inside the second shell (209), and the second shell (209) is fixedly connected to the motor shell (1).

4. A wear-resistant single-phase low-voltage asynchronous motor, according to claim 3, characterized in that: the heat dissipation shell (9) is sleeved on the second outer shell (209), an inner gear (301) in the adjusting component (3) is connected in a rotating mode in a groove formed in one side of the heat dissipation shell (9), the adjusting component (3) is composed of the inner gear (301), a transmission gear (302), a gear motor (303) and a motor support (304), a connecting plate (10) is evenly arranged on one side of the inner gear (301), a heat dissipation motor (11) is arranged on the connecting plate (10), a protective cover (12) is arranged on one side of the heat dissipation motor (11), heat dissipation blades (13) are fixedly sleeved on the output end of the heat dissipation motor (11) through the protective cover (12), a rear cover shell (14) is fixedly connected to one side of the heat dissipation shell (9), the rear cover shell (14) is mutually attached to the inner gear (301), the motor support (304) is evenly arranged in the rear cover shell (14), the gear motor (303) is arranged on the motor support (304), the output end of the gear motor (303) is provided with the transmission gear (302), and the transmission gear (302) is mutually engaged with the inner gear (301).

5. A wear-resistant single-phase low-voltage asynchronous motor, according to claim 3, characterized in that: evenly be provided with splice bar (15) on first shell (201), and be fixed with connecting block (16) through the bolt on splice bar (15), connecting block (16) are fixed on front end housing (17), and front end housing (17) and electric motor rotor (8) junction are provided with connection bearing.