CN215267938U

CN215267938U - High-efficient three-phase asynchronous motor

Info

Publication number: CN215267938U
Application number: CN202120612424.9U
Authority: CN
Inventors: 陈小标; 陈玉飞; 谢百锋; 顾豪杰
Original assignee: Shaoxing Jinying Machinery Manufacturing Co ltd
Current assignee: Shaoxing Jinying Machinery Manufacturing Co ltd
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2021-12-21
Anticipated expiration: 2031-03-25

Abstract

The utility model discloses a high-efficient three-phase asynchronous motor, include the body, locate support on the body, locate heat dissipation strip, bottom plate on the body and locating fine-tuning on the bottom plate, fine-tuning includes the slider, locates slider spout on the bottom plate, locate drive assembly on the bottom plate, locate support spout on the slider, locate support groove on the slider, locate dustproof subassembly on the slider and locate clearance subassembly on the slider.

Description

High-efficient three-phase asynchronous motor

Technical Field

The utility model belongs to the technical field of three-phase asynchronous motor, especially, relate to a high-efficient three-phase asynchronous motor.

Background

The three-phase asynchronous motor is one kind of induction motor, and is one kind of motor powered by 380V three-phase AC power source (120 deg phase difference), and is called three-phase asynchronous motor because the rotating magnetic fields of the rotor and the stator rotate in the same direction and at different rotation speeds and have slip ratio.

When devices such as a three-phase asynchronous motor driving fan and the like are used, a belt and the like are matched in a rotating mode, when the belt needs to be detached, the belt is detached very difficultly by manpower, and the devices are easy to damage.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome prior art not enough, provide a high-efficient three-phase asynchronous motor.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a high-efficiency three-phase asynchronous motor comprises a body, a bracket arranged on the body, a heat dissipation strip arranged on the body, a bottom plate and a fine adjustment mechanism arranged on the bottom plate, wherein the fine adjustment mechanism comprises a sliding block, a sliding block chute arranged on the bottom plate, a driving assembly arranged on the bottom plate, a bracket chute arranged on the sliding block, a bracket groove arranged on the sliding block, a dustproof assembly arranged on the sliding block and a cleaning assembly arranged on the sliding block; the whole body can be fixed by fixing the bottom plate, and the bracket at one end of the body can rotate on the bottom plate; the sliding block slides in the sliding block sliding groove, so that the other end support can be driven to be lifted upwards in the support sliding groove, the distance between the motor shaft and the matching device can be reduced, and the belt can be detached.

Further, the driving assembly comprises a screw rod, a threaded hole arranged on the sliding block, a first gear arranged on the screw rod, a second gear arranged on the bottom plate and a handle arranged on the second gear; the second gear is driven to rotate through the rotating handle, the screw rod is driven to rotate through the rotation of the first gear, the sliding block slides in the sliding block sliding groove, the support at one end can rotate on the bottom plate, the support at the other end slides in the support sliding groove, the bottom of the support is upwards lifted relative to the top surface of the bottom plate, and the distance between the motor shaft and the matching device can be reduced.

Furthermore, the dustproof assembly comprises a dustproof plate, a rotating shaft arranged on the dustproof plate and a first torsion spring arranged on the dustproof plate; dust guard one end rotates at the slider tip, and first torsional spring can be with the dust guard other end all the time with the support contact, prevents at body during operation, during debris got into the support spout, influence later stage support and slide.

Furthermore, the cleaning assembly comprises a scraper, a fixed seat arranged on the scraper, a rotating plate arranged on the fixed seat, a second torsion spring arranged on the rotating plate, a telescopic plate arranged on the rotating plate, a telescopic chute arranged on the rotating plate, an extrusion spring arranged on the telescopic plate, a limiting piece arranged on the fixed seat, a limiting block arranged on the rotating plate and a brush component arranged on the telescopic plate; the scraper blade can strike off the dust that falls on the bottom plate bottom surface, changes the brush part cooperation on board and the expansion plate, can clear up the dust that body bottom is stained with, prevents that the dust from influencing the body heat dissipation, and spacing piece and stopper cooperation can spacing initial position of changeing the board.

Further, the brush part comprises a brush, a guide block arranged on the telescopic plate, a support sheet arranged on the telescopic plate, a support chute arranged on the telescopic plate and a support spring arranged on the support sheet; through the cooperation of the guide block and the heat dissipation strips on the body, the brush can be driven to slide in and out between the heat dissipation strips, and through the cooperation of the supporting sheet and the supporting spring, the brush can be extruded to a groove between the next heat dissipation strip through the extrusion of the heat dissipation strips.

To sum up, the utility model discloses a fine-tuning's setting can lift up the one end support of body, makes motor shaft nearer apart from driven equipment, can pull down the part that belt etc. are in tensile state easily, convenient operation.

Drawings

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

Fig. 2 is a side view of the present invention.

Fig. 3 is a cross-sectional view taken at a-a of fig. 2.

Fig. 4 is an enlarged view of fig. 3 at B.

Fig. 5 is an enlarged view of fig. 3 at C.

Fig. 6 is a cross-sectional view taken at D-D of fig. 2.

Fig. 7 is an enlarged view of fig. 6 at E.

Fig. 8 is a front view of the present invention.

Fig. 9 is an enlarged view of fig. 8 at H.

Fig. 10 is a cross-sectional view at F-F of fig. 8.

Fig. 11 is an enlarged view at G of fig. 10.

Detailed Description

As shown in fig. 1-11, a high-efficiency three-phase asynchronous motor comprises a body 1, a bracket 10, a heat dissipation strip 11, a bottom plate 2 and a fine adjustment mechanism; the fine adjustment mechanism comprises a sliding block 3, a sliding block chute 20, a driving assembly, a support chute 30, a support groove 31, a dustproof assembly and a cleaning assembly; two brackets 10 are positioned at two sides of the bottom of the body 1, and one bracket 10 can rotate on the bottom plate 2; the other bracket 10 can slide in a bracket sliding groove 30 at the top of the sliding block 3 on the bottom plate 2, and the bottom of the bracket 10 is propped against the bottom surface of a bracket groove 31 of the sliding block 3; the heat dissipation strips 11 are uniformly arranged on the surface of the body 1; the slide 3 can slide in a slide runner 20 on the base plate 2.

Specifically, the driving assembly comprises a screw rod 4, a threaded hole 32, a first gear 40, a second gear 41 and a handle 42; the screw rod 4 can rotate on the bottom plate 2; the threaded hole 32 is positioned at the bottom of the sliding block 3 and is in threaded connection with the screw rod 4; a first gear 40 is distributed on the outer side of the screw rod 4 and can be meshed with a second gear 41 with the upper end rotating on the bottom plate 2; the handle 42 is rotatable on the second gear 41; the dustproof assembly comprises a dustproof plate 5, a rotating shaft 50 and a first torsion spring 51; the end of the dust-proof plate 5 can rotate at the top end of the sliding block 3 through a rotating shaft 50 on the boundary; one end of the first torsion spring 51 is fixedly connected to the slide block 3, and the other end is fixedly connected to the side wall of the dust-proof plate 5; the cleaning assembly comprises a scraping plate 6, a fixed seat 60, a rotating plate 61, a second torsion spring 62, a telescopic plate 63, a telescopic chute 64, an extrusion spring 65, a limiting sheet 66, a limiting block 67 and a hairbrush part; the scraping plate 6 is fixed on the sliding block 3, and the bottom surface of the scraping plate is in surface contact with the top surface of the bottom plate 2; the fixed seats 60 are fixed at two ends of the upper top surface of the scraper 6; the rotating plate 61 can rotate on the fixed seat 60; one end of the second torsion spring 62 is fixedly connected to the side wall of the rotating plate 61, and the other end is fixedly connected to the fixed seat 60; the telescopic plate 63 can slide in a telescopic chute 64 in the rotating plate 61; one end of the extrusion spring 65 is fixedly connected to the bottom surface of the telescopic plate 63, and the other end of the extrusion spring is fixedly connected to the bottom surface of the telescopic chute 64; the limiting sheet 66 is positioned on the outer side wall of the fixing seat 60; the limiting block 67 is positioned on the side wall of the rotating plate 61; the brush component comprises a brush 7, a guide block 70, a support sheet 71, a support chute 68 and a support spring 72; the brush 7 can rotate at the upper end of the supporting piece 71; the supporting pieces 71 can slide in the supporting chutes 68 on both sides of the upper end of the telescopic plate 63; one end of the supporting spring 72 is fixedly connected to the supporting piece 71, and the other end is fixedly connected to the bottom wall of the supporting chute 68.

The working principle is as follows: the bottom plate 2 is fixed so that the whole body is fixed, and the bracket 10 at one end of the body 1 can rotate on the bottom plate 2; the second gear 41 is driven to rotate by the rotating handle 42, the screw rod 4 is driven to rotate by the rotation of the first gear 41, the sliding block 3 slides in the sliding block chute 20, so that the bracket 10 at one end can rotate on the bottom plate 2, the bracket 10 at the other end slides in the bracket chute 30, the bottom of the bracket 10 is lifted upwards relative to the top surface of the bottom plate 2, the distance between a motor shaft and a matching device can be reduced, and a belt sleeved on the motor shaft is detached; one end of the dust guard 5 rotates at the end part of the sliding block 3, and the other end of the dust guard 5 can be always contacted with the bracket 10 by the first torsion spring 51, so that sundries are prevented from entering the bracket sliding groove 20 when the body 1 works, and the later bracket 10 is prevented from sliding; the scraper 6 can scrape off dust falling on the bottom surface of the bottom plate 2, the guide block 70 is matched with the heat dissipation strips 11 on the body 1 to drive the brush 7 to slide in and out between the heat dissipation strips 11, and the support sheet 71 is matched with the support spring 72 to extrude the brush 7 into a groove between the next heat dissipation strip 11 by the extrusion of the heat dissipation strip 11; the dust between the heat dissipation strips 11 at the bottom of the body 1 can be cleaned, and the dust is prevented from influencing the heat dissipation of the body 1.

Claims

1. The utility model provides a high-efficient three-phase asynchronous motor, includes body (1), locates support (10) on the body, locate heat dissipation strip (11), bottom plate (2) on the body and locate fine-tuning on the bottom plate, its characterized in that: the fine adjustment mechanism comprises a sliding block (3), a sliding block sliding groove (20) arranged on the bottom plate, a driving assembly arranged on the bottom plate, a support sliding groove (30) arranged on the sliding block, a support groove (31) arranged on the sliding block, a dustproof assembly arranged on the sliding block and a cleaning assembly arranged on the sliding block.

2. A high efficiency, three-phase, asynchronous motor, as recited in claim 1, wherein: the driving assembly comprises a screw rod (4), a threaded hole (32) formed in the sliding block, a first gear (40) arranged on the screw rod, a second gear (41) arranged on the bottom plate and a handle (42) arranged on the second gear.

3. A high efficiency, three-phase, asynchronous motor, as recited in claim 1, wherein: the dustproof assembly comprises a dustproof plate (5), a rotating shaft (50) arranged on the dustproof plate and a first torsion spring (51) arranged on the dustproof plate.

4. A high efficiency, three-phase, asynchronous motor, as recited in claim 1, wherein: the clearance subassembly includes scraper blade (6), locates fixing base (60) on the scraper blade, locates change board (61) on the fixing base, locate second torsional spring (62) on the change board, locate change expansion plate (63) on the board, locate change flexible spout (64) on the board, locate extrude spring (65) on the expansion plate, locate spacing piece (66) on the fixing base, locate change stopper (67) on the board and locate brush part on the expansion plate.

5. A high efficiency, three-phase, asynchronous motor, as recited in claim 4, wherein: the brush part comprises a brush (7), a guide block (70) arranged on the telescopic plate, a support sheet (71) arranged on the telescopic plate, a support sliding groove (68) arranged on the telescopic plate and a support spring (72) arranged on the support sheet.