CN214479958U

CN214479958U - Permanent magnet motor convenient to maintain

Info

Publication number: CN214479958U
Application number: CN202022678861.9U
Authority: CN
Inventors: 钱伟; 仇枫懿; 赵勇; 陈虎威
Original assignee: Jiangsu Aerospace Power Electric Co Ltd
Current assignee: Jiangsu Aerospace Power Electric Co Ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-10-22
Anticipated expiration: 2030-11-18

Abstract

The utility model discloses a permanent-magnet machine convenient to maintenance, including casing, main shaft, front end housing and control panel, the casing is provided with the installation component with the inboard of front end housing, the installation component includes riser, sleeve, first horizontal pole, down tube, first spring, round pin axle, second spring, spout, round bar and extension board, and is a plurality of the sleeve rigid coupling is inside the upper and lower both sides of front end housing respectively, the both sides of second spring link to each other with down tube and first horizontal pole are fixed respectively. This permanent-magnet machine convenient to maintenance, structure scientific and reasonable, convenience safe in utilization, through front end housing, the sleeve, the casing, the down tube, the second spring, the cooperation between spout and the round bar, the in-process down tube that removes can receive the casing block the internal rotation, the joint can be relieved to the spout drive down tube internal rotation, lift the inside maintenance that carries out the casing off the front end housing, the comparatively loaded down with trivial details complicated problem of process when having avoided permanent-magnet machine's front end housing to install the dismantlement.

Description

Permanent magnet motor convenient to maintain

Technical Field

The utility model relates to the technical field of motors, specifically be a permanent-magnet machine convenient to maintenance.

Background

The permanent magnet motor uses the permanent magnet to provide excitation, so that the structure of the motor is simpler, the processing and assembly cost is reduced, a collecting ring and an electric brush which are easy to cause problems are omitted, the running reliability of the motor is improved, the efficiency and the power density of the motor are improved because excitation current is not needed and excitation loss does not exist, and the permanent magnet synchronous motor is composed of a stator, a rotor, an end cover and other parts.

Although prior art can dismantle the installation with permanent magnet motor's front end housing and carry out the inside maintenance, prior art has permanent magnet motor's front end housing when the installation of carrying out the front end housing is dismantled the comparatively loaded down with trivial details complicated problem of process when carrying out the installation and dismantling, and the front end housing can't pop out the problem that leads to taking out what stranded when taking out, and the problem of the direct exposed easy damage of installation dismantlement structure of front end housing outside and the problem that the protective capacities of the installation dismantlement junction of front end housing is not enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a permanent-magnet machine convenient to maintenance to the front end housing of the permanent-magnet machine who proposes in solving above-mentioned background art when installing the dismantlement the comparatively loaded down with trivial details complicated problem of process.

In order to achieve the above object, the utility model provides a following technical scheme: a permanent magnet motor convenient to maintain comprises a shell, a main shaft, a front end cover and a control panel, wherein the left end of a rotor inside the shell is fixedly connected with the main shaft, the front end cover is arranged at the left end of the shell, the control panel is fixedly connected to the left side of the upper end of the shell, and mounting assemblies are arranged on the inner sides of the shell and the front end cover;

the mounting assembly comprises a vertical plate, a sleeve, a first cross rod, an inclined rod, a first spring, a pin shaft, a second spring, a sliding groove, a round rod and a support plate;

it is a plurality of the sleeve is rigid coupling respectively inside the upper and lower both sides of front end housing, telescopic inside center clearance fit has first horizontal pole, the left end rigid coupling of first horizontal pole has the riser, the right side of first horizontal pole is provided with first spring, the left and right sides of first spring links to each other with first horizontal pole and sleeve are fixed respectively, the spout has all been processed to inside both sides about the right-hand member of first horizontal pole, the inside of spout all is provided with the round bar, the equal rigid coupling in rear side of round bar has the extension board, the equal rigid coupling in the outside of extension board has the down tube, the right side inside of down tube all rotates with first horizontal pole through the round pin axle and links to each other, and is a plurality of the left side and the casing of down tube closely laminate, the outer wall of round pin axle is provided with the second spring, the both sides of second spring link to each other with down tube and first horizontal pole are fixed respectively.

Preferably, a plurality of the diagonal members and the housing form an engaging structure.

Preferably, the included angle between the upper sliding groove and the horizontal direction is 15 degrees.

Preferably, a protection component is arranged on the left side of the front end cover;

the protection assembly comprises an elastic sheet, a pressing plate, a shell, a cushion block and a clamping block;

the shell is located the left side of front end housing, shell and main shaft clearance fit, the equal rigid coupling in the right-hand member outside of shell has the clamp plate, the clamp plate closely laminates with the front end housing, the outer wall rigid coupling of shell has a plurality of cushion, the equal rigid coupling of right-hand member of cushion has the flexure strip, and is a plurality of the equal rigid coupling in inner right side of flexure strip has the fixture block, and is a plurality of the inboard and the front end housing of fixture block closely laminate.

Preferably, the clamping blocks and the cushion blocks are distributed in a centrosymmetric manner by taking the horizontal axis of the main shaft as a reference.

Preferably, the left sides of the upper end and the lower end of the shell are internally provided with ejection assemblies;

the ejection assembly comprises a third spring, a sliding block and a second cross rod;

it is a plurality of the slider slides the inside left side in the upper and lower both ends of joint at the casing respectively, the right side of slider is provided with the third spring, the left and right sides of third spring links to each other with slider and casing are fixed respectively, the left side of slider closely laminates has the second horizontal pole, the left end of second horizontal pole is all fixed continuous with both sides about the front end housing right-hand member respectively, and clearance fit between a plurality of second horizontal poles and the casing.

Preferably, the upper and lower sliding blocks and the second cross bar are axially symmetrically distributed by taking the horizontal center of the machine shell as a reference.

Preferably, the lower end center of the casing is fixedly connected with a base, and the right side of the upper end of the casing is fixedly connected with a hanging ring.

Compared with the prior art, the beneficial effects of the utility model are that: this permanent-magnet machine convenient to maintenance, structure scientific and reasonable, convenience safe in utilization:

through the front end housing, the sleeve, the casing, the down tube, the second spring, the cooperation between spout and the round bar, earlier remove the front end housing through the sleeve to the right, the in-process down tube that removes can receive the casing blocks the internal rotation, and remove to utmost point position back down the down tube and outwards rotate and pop out, make a plurality of down tubes open and constitute the joint with the casing and realize the installation, when dismantling, can promote the riser right, make the riser drive the spout and remove to the right, the joint can be relieved to the spout drive down tube internal rotation simultaneously, lift the front end housing off and carry out the inside maintenance of casing, the loaded down with trivial details complicated problem of process when the front end housing of permanent-magnet machine is being installed and is dismantled has been avoided.

Through the front end housing, the second horizontal pole, the slider, the cooperation between third spring and the casing, in the front end housing installation, the front end housing can drive the second horizontal pole and move right, the second horizontal pole starts the slider right and extrudes the third spring during, it is enough that the third spring is in the extrusion state all the time to accomplish the joint of front end housing and down tube, when the joint of front end housing was relieved, the third spring can pop out the front end housing, avoided the front end housing can't pop out when taking out the problem that leads to taking out stranded automatically.

Through the cooperation between front end housing, shell, flexure strip, fixture block, riser and the casing, after the installation of accomplishing the front end housing, the user can pass through the left side of flexure strip and fixture block installation at the front end housing with the shell, makes the shell get up riser protection from top to bottom, prevents that riser directly exposes outside, has avoided the problem that the direct exposure of installation dismantlement structure of front end housing damaged outside easily.

Through the cooperation between shell, flexure strip, fixture block, front end housing, clamp plate and the casing, at the in-process that the shell was installed fixedly through flexure strip and fixture block and front end housing, the shell can drive the clamp plate and inject the inside of front end housing, makes the clamp plate can place dust or water droplet and enters into the fixed connection department of front end housing, has avoided prior art to the problem that the protective capacities of the installation and disassembly junction of front end housing is not enough.

Drawings

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

FIG. 2 is a schematic view of the housing, diagonal member and first spring of FIG. 1;

FIG. 3 is a schematic view of the spindle, cross bar and secondary spring of FIG. 1;

FIG. 4 is a schematic view of the housing, the first cross bar and the round bar of FIG. 1;

FIG. 5 is a schematic view of the structure of the housing, the slider and the third spring of FIG. 1;

fig. 6 is a schematic structural diagram of the case, the housing and the elastic sheet in fig. 1.

In the figure: 1. the machine shell, 2, the installation component, 201, the riser, 202, the sleeve, 203, first horizontal pole, 204, the down tube, 205, first spring, 206, round pin axle, 207, the second spring, 208, the spout, 209, the round bar, 210, the extension board, 3, the protection component, 301, the flexure strip, 302, the clamp plate, 303, the shell, 304, the cushion, 305, the fixture block, 4, pop-up subassembly, 401, the third spring, 402, the slider, 403, the second horizontal pole, 5, the base, 6, rings, 7, control panel, 8, the main shaft, 9, the front end housing.

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. 1-6, the present invention provides a technical solution:

example 1

A permanent magnet motor convenient for maintenance comprises a machine shell 1, a main shaft 8, a front end cover 9 and a control panel 7, wherein the left end of a rotor inside the machine shell 1 is fixedly connected with the main shaft 8, the left end of the machine shell 1 is provided with the front end cover 9, the left side of the upper end of the machine shell 1 is fixedly connected with the control panel 7, the control panel 7 can be used for controlling starting and stopping of the motor, the inner sides of the machine shell 1 and the front end cover 9 are provided with installation components 2, the installation components 2 comprise vertical plates 201, sleeves 202, first cross rods 203, inclined rods 204, first springs 205, pin shafts 206, second springs 207, sliding chutes 208, round rods 209 and support plates 210, the sleeves 202 are fixedly connected inside the upper side and the lower side of the front end cover 9 respectively, the front end cover 9 can drive the sleeves 202 to move, the first cross rods 203 are in clearance fit with the centers of the sleeves 202, the first cross rods 203 can move inside the sleeves 202, the left ends of the first cross rods 203 are fixedly connected with the vertical plates 201, the right side of the first cross rod 203 is provided with a first spring 205, the elastic coefficient K of the first spring 205 is 500N/m, the left side and the right side of the first spring 205 are respectively fixedly connected with the first cross rod 203 and the sleeve 202, the first cross rod 203 can extrude the first spring 205 by moving rightwards, the upper side and the lower side of the right end of the first cross rod 203 are respectively provided with a sliding groove 208, the sliding grooves 208 are respectively provided with a round rod 209, the sliding grooves 208 can drive the round rods 209 to move, the rear side of the round rods 209 are respectively fixedly connected with a support plate 210, the outer side of the support plate 210 is respectively fixedly connected with an inclined rod 204, the right side inner part of the inclined rod 204 is respectively connected with the first cross rod 203 through a pin shaft 206 in a rotating way, the inclined rod 204 can rotate around the pin shaft 206, the left sides of the inclined rods 204 are tightly attached to the machine shell 1 and can be clamped with the machine shell 1 through the inclined rods 204, the outer wall of the pin shaft 206 is provided with a second spring 207, the two sides of the second spring 207 are respectively fixedly connected with the inclined rods 204 and the first cross rod 203, the second spring 207 is a spiral spring with the elastic coefficient K of 600N/m, the inclined rods 204 rotate inwards to extrude the second spring 207, a clamping structure is formed between the inclined rods 204 and the machine shell 1, and the included angles between the upper sliding groove 208 and the lower sliding groove 208 and the horizontal direction are both 15 degrees.

Example 2

As an optional situation, referring to fig. 1, 2, 3, 4 and 6, a permanent magnet motor convenient for maintenance is provided, a protection component 3 is disposed on the left side of a front end cover 9, the protection component 3 includes an elastic sheet 301, a pressing plate 302, a housing 303, a cushion block 304 and a fixture block 305, the housing 303 is disposed on the left side of the front end cover 9 and limits the relative position between the housing 303 and the front end cover 9, the housing 303 is in clearance fit with a spindle 8, the pressing plate 302 is fixedly connected to the outer side of the right end of the housing 303, the housing 303 can drive the pressing plate 302 to press the inner portion of the front end cover 9, the pressing plate 302 is tightly attached to the front end cover 9, the outer wall of the housing 303 is fixedly connected with a plurality of cushion blocks 304, the right end of the cushion block 304 is fixedly connected to the elastic sheet 301, the fixture block 305 is fixedly connected to the right sides of the inner ends of the elastic sheets 301, the inner sides of the fixture blocks 305 are tightly attached to the front end cover 9, the shell 303 is mounted through the elastic sheet 301 and the fixture blocks 305, and the fixture blocks 305 and the cushion blocks 304 are distributed in a centrosymmetric manner by taking the horizontal axis of the spindle 8 as a reference;

the scheme in this embodiment can be selectively combined with the scheme in other embodiments.

Example 3

As an optional situation, referring to fig. 1-5, a permanent magnet motor convenient for maintenance is provided, wherein the pop-up assembly 4 is arranged inside the left sides of the upper and lower ends of the casing 1, the pop-up assembly 4 includes a third spring 401, a slider 402 and a second cross bar 403, the plurality of sliders 402 are respectively slidably clamped inside the left sides of the upper and lower ends of the casing 1, the right side of the slider 402 is provided with the third spring 401, the elastic coefficient K of the third spring 401 is 500N/m, the left and right sides of the third spring 401 are respectively fixedly connected with the slider 402 and the casing 1, the slider 402 can move rightwards to extrude the third spring 401, the left side of the slider 402 is closely attached with the second cross bar 403, the left end of the second cross bar 403 is respectively fixedly connected with the upper and lower sides of the right end of the front end cover 9, the plurality of second cross bars 403 are in clearance fit with the casing 1, the upper and lower sliders 402 and the second cross bar 403 are axially symmetrically distributed with the horizontal center of the casing 1 as a reference, limiting the relative positions of the upper and lower sliding blocks 402 and the second cross bar 403 with the casing 1, wherein the center of the lower end of the lower casing 1 is fixedly connected with a base 5, and the right side of the upper end of the casing 1 is fixedly connected with a hanging ring 6;

Example 4

When the permanent magnet motor convenient for maintenance is needed to be used, firstly, a user can firstly insert the front end cover 9 into a corresponding position of the machine shell 1 through the sleeve 202 and move the front end cover to the right, the inclined rod 204 can be blocked by the machine shell 1 to rotate inwards in the moving process, and after the inclined rod 204 moves to a limit position, the inclined rod 204 can be outwards rotated and popped out by the second spring 207, so that the inclined rods 204 are opened to form clamping connection with the machine shell 1 to realize installation, when the dismounting is needed, the user can push the vertical plate 201 rightwards, the vertical plate 201 drives the sliding groove 208 to move rightwards through the first cross rod 203, meanwhile, the sliding groove 208 can drive the inclined rod 209 to rotate inwards through the round rod 209 to release the clamping connection at the inclined rod 204, so that the front end cover 9 can be dismounted to carry out the internal maintenance of the machine shell 1, the problem that the mounting and dismounting process of the front end cover of the permanent magnet motor is complicated is avoided, and simultaneously in the mounting process of the front end cover 9, the front end cover 9 can drive the second cross bar 403 to move rightwards, during which the second cross bar 403 starts the sliding block 402 to move rightwards and extrude the third spring 401, the clamping between the front end cover 9 and the inclined bar 204 is completed, the third spring 401 can eject the front end cover 9 when the clamping between the front end cover 9 and the inclined bar is released, thereby avoiding the problem that the front end cover 9 cannot be automatically ejected to cause the taking-out of the front end cover when the front end cover is taken out, after the front end cover 9 is installed, a user can install the shell 303 on the left side of the front end cover 9 through the elastic sheet 301 and the fixture block 305, so that the shell 303 can protect the upper vertical plate 201 and the lower vertical plate 201, prevent the upper vertical plate 201 and the lower vertical plate 201 from being directly exposed outside, avoid the problem that the installation and disassembly structure of the front end cover 9 is directly exposed outside and easy to be damaged, during the process that the shell 303 is inserted into the front end cover 9 through the elastic sheet 301 and the fixture block 305, the shell 303 can drive the pressing plate 302 to the inside of the front end cover 9, the pressing plate 302 can be used for placing dust or water drops to enter the fixed connection part of the front end cover 9, and the problem of insufficient protection capability of the installation and disassembly connection part of the front end cover 9 in the prior art is solved.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 permanent-magnet machine convenient to maintenance, includes casing (1), main shaft (8), front end housing (9) and control panel (7), the inside rotor left end of casing (1) links to each other with main shaft (8) are fixed, the left end of casing (1) is provided with front end housing (9), the upper end left side rigid coupling of casing (1) has control panel (7), its characterized in that: the inner sides of the shell (1) and the front end cover (9) are provided with mounting components (2);

the mounting assembly (2) comprises a vertical plate (201), a sleeve (202), a first cross rod (203), an inclined rod (204), a first spring (205), a pin shaft (206), a second spring (207), a sliding groove (208), a round rod (209) and a support plate (210);

a plurality of sleeves (202) are fixedly connected to the upper side and the lower side of a front end cover (9) respectively, a first cross rod (203) is arranged in the inner center of each sleeve (202) in a clearance fit mode, a vertical plate (201) is fixedly connected to the left end of each first cross rod (203), a first spring (205) is arranged on the right side of each first cross rod (203), the left side and the right side of each first spring (205) are fixedly connected with the corresponding first cross rod (203) and the corresponding sleeve (202) respectively, sliding grooves (208) are machined in the upper side and the lower side of the right end of each first cross rod (203), round rods (209) are arranged in the sliding grooves (208), supporting plates (210) are fixedly connected to the rear sides of the round rods (209), oblique rods (204) are fixedly connected to the outer sides of the supporting plates (210), the inner portions of the right sides of the oblique rods (204) are rotatably connected with the first cross rods (203) through pin shafts (206), and the left sides of the oblique rods (204) are tightly attached to a casing (1), and a second spring (207) is arranged on the outer wall of the pin shaft (206), and two sides of the second spring (207) are fixedly connected with the inclined rod (204) and the first cross rod (203) respectively.

2. A maintenance-friendly permanent magnet electric machine according to claim 1, characterized in that: the plurality of inclined rods (204) and the shell (1) form an engagement structure.

3. A maintenance-friendly permanent magnet electric machine according to claim 1, characterized in that: the included angle between the upper sliding groove (208) and the lower sliding groove (208) and the horizontal direction is 15 degrees.

4. A maintenance-friendly permanent magnet electric machine according to claim 1, characterized in that: a protection component (3) is arranged on the left side of the front end cover (9);

the protection component (3) comprises an elastic sheet (301), a pressure plate (302), a shell (303), a cushion block (304) and a clamping block (305);

the utility model discloses a quick-witted, including shell (303), front end cover (9), clamp plate (302) and front end cover (9), shell (303) and main shaft (8) clearance fit, the equal rigid coupling in right-hand member outside of shell (303) has clamp plate (302), clamp plate (302) closely laminates with front end cover (9), the outer wall rigid coupling of shell (303) has a plurality of cushion (304), the equal rigid coupling of right-hand member of cushion (304) has flexible piece (301), and is a plurality of the equal rigid coupling in inner right side of flexible piece (301) has fixture block (305), and is a plurality of the inboard and the front end cover (9) of fixture block (305) closely laminate.

5. The permanent magnet machine of claim 4, wherein: the clamping blocks (305) and the cushion blocks (304) are distributed in a centrosymmetric manner by taking the horizontal axis of the main shaft (8) as a reference.

6. A maintenance-friendly permanent magnet electric machine according to claim 1, characterized in that: the left sides of the upper end and the lower end of the shell (1) are internally provided with ejection assemblies (4);

the ejection assembly (4) comprises a third spring (401), a slider (402) and a second cross bar (403);

a plurality of slider (402) slide joint respectively in the inside left side in upper and lower both ends of casing (1), the right side of slider (402) is provided with third spring (401), the left and right sides of third spring (401) links to each other with slider (402) and casing (1) are fixed respectively, the left side of slider (402) closely laminates second horizontal pole (403), the left end of second horizontal pole (403) all links to each other with both sides are all fixed about front end housing (9) right-hand member respectively, and clearance fit between a plurality of second horizontal poles (403) all and casing (1).

7. The easy-to-maintain permanent magnet electric machine of claim 6, wherein: the upper sliding block (402) and the lower sliding block (403) and the second cross rod (403) are distributed in an axial symmetry mode by taking the horizontal center of the machine shell (1) as a reference.

8. A maintenance-friendly permanent magnet electric machine according to claim 1, characterized in that: the lower extreme center rigid coupling of casing (1) has base (5), the upper end right side rigid coupling of casing (1) has rings (6).