CN216959530U

CN216959530U - Special air guide device for reducing temperature of motor

Info

Publication number: CN216959530U
Application number: CN202220664518.5U
Authority: CN
Inventors: 王玉玮; 朱海军
Original assignee: Huaneng Jinan Huangtai Power Generation Co Ltd
Current assignee: Huaneng Jinan Huangtai Power Generation Co Ltd
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-07-12
Anticipated expiration: 2032-03-24

Abstract

The utility model discloses a special air guide device for reducing the temperature of a motor, which comprises a motor shell, an air guide sheet, a rear end cover, a limiting base and a front end cover, wherein the front end cover is attached to the outer surface of one end of the motor shell in parallel, the rear end cover is attached to the outer surface of the other end of the motor shell in parallel, and the limiting base is welded on the outer surface of the bottom end of the motor shell close to the middle position. This reduce motor temperature's special air ducting, be provided with the wind scooper, install the wind scooper between the one end through the end at the wind guide slot output and front end housing, and the wind scooper is whole to set up to the L shape, its inner wall juncture sets up to the arc simultaneously, thereby make the wind energy of wind guide slot output enough blow the inside of wind scooper, the setting of leading to the wind scooper is with the surface of wind direction front end housing and one side of output shaft inner bearing, thereby cool down the heat dissipation, make whole result of use better, need not to add other heat sink extension whole life.

Description

Special air guide device for reducing temperature of motor

Technical Field

The utility model relates to the technical field of motors, in particular to a special air guide device for reducing the temperature of a motor.

Background

The motor is an electromagnetic device for realizing the conversion of mechanical energy and electrical energy, common motors can be divided into alternating current motors and direct current motors, the motors are developed along with the development of productivity, conversely, the development of the motors also promotes the continuous improvement of social productivity, and the motors gradually replace steam engines as prime movers for dragging production machines from the end of 19 century.

The rear of the existing motor is provided with a heat dissipation fan for exhausting air and dissipating heat, meanwhile, the outer surface of the existing motor is provided with a wind guide groove, wind power poured out by the exhaust fan is blown to the wind guide groove on the outer surface, the outer surface of the motor is dissipated, a bearing and an end cover inside the output end of the existing motor in the high-speed rotating process generate heat, and meanwhile, the wind passing through the wind guide groove cannot be blown to the front end of the motor, so that the front end is not easy to dissipate heat, and the service life of the whole motor is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a special air guide device for reducing the temperature of a motor, and aims to solve the problems that an inner bearing and an end cover of an output end of the existing motor generate heat in the process of high-speed rotation, and meanwhile, air passing through an air guide groove cannot blow to the front end of the motor, so that the front end is difficult to dissipate heat, and the service life of the whole motor is shortened.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a reduce special air ducting of motor temperature, includes motor housing, guide vane, rear end housing, spacing base and front end housing, motor housing's one end surface laminating parallel arrangement has the front end housing, motor housing's other end surface laminating parallel arrangement has the rear end housing, motor housing's bottom surface is close to the intermediate position welding and is provided with spacing base, and the equidistant fixed orifices that runs through of bottom surface edge of spacing base, motor housing is close to the inside fan that is provided with in one side of rear end housing, and the output of fan keeps away from one side of motor housing towards the rear end housing to be the on-state between one side that rear end housing and motor housing are close to the front end housing, one side that motor housing is close to the front end housing is provided with the wind scooper.

Preferably, the outer surface of the motor shell is transversely provided with air guide sheets in an equidistant protruding manner, a certain gap is reserved between the air guide sheets, the output end of the gap faces one side of the front end cover, and the outer surface of the front end cover, which is close to the motor shell, is provided with limit blocks at equal intervals;

adopt above-mentioned technical scheme to make wholly can make up for the reassembling type to make wholly convenient and fast more when later stage maintenance carries out the dismouting, improve holistic maintenance efficiency.

Preferably, the outer surface of one side of the motor shell, which is close to the outer surface of the front end cover and is provided with the limiting block, is correspondingly provided with the limiting block, fixing bolts are arranged between the limiting block and the limiting block arranged on the outer surface of the front end cover in a penetrating and rotating mode, and an output shaft is transversely arranged in the middle of the interior of the motor shell;

adopt above-mentioned technical scheme to make the whole in the later stage of being convenient for carry out the dismouting, can carry out spare part as required simultaneously and change to make whole be the reassembling type setting.

Preferably, the output end of the output shaft penetrates through the middle position of the outer surface of the front end cover and is installed outside one side of the front end cover, the outer surface of the output shaft penetrating through the middle position of the front end cover is provided with a rolling bearing in a penetrating and jointing mode, the outer surface of the rolling bearing penetrates through the inside of the front end cover and is installed inside the front end cover, and the outer surface of the front end cover is provided with a limiting ring in a surrounding and jointing mode;

by adopting the technical scheme, the air guide cover is arranged through the limiting ring, so that the whole air guide cover is more convenient to integrally fix when being fixed, and the whole stability is higher.

Preferably, the inner part of one side of the limiting ring is arranged in a cutting manner, the edges of the outer surface of one side of the two cut sides of the limiting ring, which is far away from the front end cover, are respectively connected with a fixing block, and a limiting bolt is rotatably arranged between the fixing blocks and the middle position in a penetrating manner;

adopt above-mentioned technical scheme to make the setting through spacing bolt and fixed block to be convenient for carry out the split to the spacing ring, it is whole more convenient when carrying out the dismouting.

Preferably, the outer surfaces of the limiting rings, which are close to the end edges of the two sides of the wind scooper, are respectively provided with a fixing rod in a protruding and welding mode, the other ends of the fixing rods are respectively installed on the inner wall of one side of the wind scooper in a welding mode, and a certain gap is reserved between the inner wall of one side of the wind scooper, which is close to the wind guide sheet, and the outer surface of the top end of the wind guide sheet;

by adopting the technical scheme, the wind guide cover can guide wind in the wind guide groove formed by the wind guide sheets to the outer surface of the front end cover and the outer surface of the rolling bearing in the wind guide groove, so that the whole body can radiate the front end, and the whole radiating effect is ensured.

Compared with the prior art, the utility model has the beneficial effects that: this reduce special air ducting of motor temperature:

1. the wind guide cover is arranged between the tail end of the output end of the wind guide groove and one end of the front end cover, the whole wind guide cover is arranged in an L shape, and meanwhile, the junction of the inner wall of the wind guide cover is arranged in an arc shape, so that wind energy at the output end of the wind guide groove can be blown into the wind guide cover;

2. the wind scooper is fixedly arranged on the outer surface of one side, close to the front end cover, of the motor body through the arrangement of the limiting ring and the fixing bolt, the whole fastening performance is good, the stability is high, and meanwhile, a certain gap is reserved between the whole wind scooper and the wind guide groove through the arrangement of the fixing rod, so that wind energy can be guided in better, and the whole heat dissipation effect is guaranteed;

3. be provided with fixed block and spacing bolt, through the setting of fixed block and spacing bolt to make fixing that the spacing ring can be better on the front end cover, make simultaneously that the spacing ring can convenient to detach and installation, make whole easy dismounting, when the motor damages, can dismantle this air ducting, recycle, whole suitability is high.

Drawings

FIG. 1 is a schematic view of the overall mounting structure of the present invention;

FIG. 2 is a schematic view of a structure of the wind scooper of the present invention disassembled from the front end cover;

FIG. 3 is a schematic cross-sectional view of the wind scooper and the limiting ring after being installed;

FIG. 4 is a schematic sectional view of the mounting side of the wind scooper and the stop collar of the present invention.

In the figure: 1. a motor housing; 2. a wind guide sheet; 3. a rear end cap; 4. a limiting base; 5. a front end cover; 6. a limiting block; 7. fixing the bolt; 8. a rolling bearing; 9. an output shaft; 10. a wind scooper; 11. a limiting ring; 12. fixing the rod; 13. a fixed block; 14. and a limiting bolt.

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. 1-4, the present invention provides a technical solution: a special air guide device for reducing the temperature of a motor comprises a motor shell 1, an air guide sheet 2, a rear end cover 3, a limiting base 4, a front end cover 5, a limiting block 6, a fixing bolt 7, a rolling bearing 8, an output shaft 9, an air guide cover 10, a limiting ring 11, a fixing rod 12, a fixing block 13 and a limiting bolt 14, wherein the front end cover 5 is arranged on the outer surface of one end of the motor shell 1 in a laminating and parallel mode, the rear end cover 3 is arranged on the outer surface of the other end of the motor shell 1 in a laminating and parallel mode, the limiting base 4 is welded on the outer surface of the bottom end of the motor shell 1 close to the middle position, fixing holes are arranged at equal intervals in the edge of the outer surface of the bottom end of the limiting base 4 in a penetrating mode, a fan is arranged inside one side, close to the rear end cover 3, the output end of the fan faces one side, far away from the motor shell 1, of the rear end cover 3 and one side, close to the front end cover 5, of the motor shell 1 are in a conducting state, the side of the motor shell 1 close to the front end cover 5 is provided with an air guiding cover 10.

The outer surface of the motor shell 1 is provided with air guide pieces 2 in a protruding mode at equal intervals, a certain gap is reserved between the air guide pieces 2 and the air guide pieces 2, the output ends of the gaps face one side of a front end cover 5, and the outer surface of one side, close to the motor shell 1, of the front end cover 5 is provided with limiting blocks 6 at equal intervals; a limiting block 6 is correspondingly arranged on the outer surface of one side, close to the outer surface of the front end cover 5, of the motor shell 1, a limiting block 6 is arranged on the outer surface of one side, a fixing bolt 7 penetrates through the limiting block 6 and is rotatably arranged between the limiting block 6 and the limiting block 6 arranged on the outer surface of the front end cover 5, and an output shaft 9 is transversely arranged in the middle of the interior of the motor shell 1; the output end of the output shaft 9 penetrates through the middle position of the outer surface of the front end cover 5 and is installed outside one side of the front end cover 5, the output shaft 9 penetrates through the outer surface of the middle position of the front end cover 5 and is provided with the rolling bearing 8 in a penetrating and jointing mode, the outer surface of the rolling bearing 8 penetrates through the inside of the front end cover 5, the outer surface of the front end cover 5 is provided with the limiting ring 11 in a surrounding and jointing mode, when the device is installed and starts to work after the motor body is started, firstly, wind power is generated through the rotation of a fan inside the motor body, the internal heat is discharged to dissipate heat, meanwhile, the wind blows towards the rear end cover 3, the wind is conducted between the rear end cover 3 and one side of the motor shell 1 close to the front end cover 5, the guided wind is further conveyed to one side of the front end cover 5 through a wind guide groove formed between the wind guide plate 2 and then blows towards the inside one side of the wind shield 10, the L-shaped setting through the wind scooper 10, the front end surface of leading to the front end housing 5 is derived again to leading-in wind to dispel the heat to the surface of front end housing 5, dispel the heat simultaneously with the position antifriction bearing 8 rotation production in the middle of the front end housing 5 is inside simultaneously, thereby make whole heat dissipation comparatively comprehensive, holistic radiating efficiency is high, it is comparatively convenient at the in-process of using, overall stability is high.

The inner part of one side of the limiting ring 11 is arranged in a cutting way, the outer surface edges of the two sides of the cutting way of the limiting ring 11, which are far away from the front end cover 5, are respectively connected with a fixing block 13, and a limiting bolt 14 is rotatably arranged between the fixing blocks 13, which are close to the middle position; when the device is used, firstly, the wind scooper 10 needs to be installed and fixed, firstly, the limit bolt 14 between the fixed blocks 13 at one side of the limit ring 11 is rotated and loosened, so that the whole limit ring 11 can be expanded, then, the inner wall of the limit ring 11 is attached and installed with the outer surface of the front end cover 5, then, the limit bolt 14 is rotated and screwed, so that the limit ring 11 is fixedly installed on the outer surface of the front end cover 5, the integral stability is ensured, and meanwhile, when the device is disassembled, only the limit bolt 14 needs to be rotated and loosened, then the limiting ring 11 is taken out, so that the whole structure is convenient to disassemble and assemble and high in stability.

The working principle is as follows: when using this special air ducting that reduces motor temperature, the device dispels the heat through the wind direction front end of setting up with the rear end of wind scooper 10 to guarantee whole radiating comprehensive, it is simple to need not to increase in addition heat abstractor structure simultaneously, convenient to use, dead lever 12 in the device is made for harder material simultaneously, makes holistic stability better, and non-deformable guarantees the stability of work, has increased holistic practicality.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a reduce motor temperature's special air ducting, includes motor housing (1), guide vane (2), rear end cap (3), spacing base (4) and front end housing (5), its characterized in that: the motor is characterized in that a front end cover (5) is arranged on the outer surface of one end of a motor shell (1) in a laminating parallel mode, a rear end cover (3) is arranged on the outer surface of the other end of the motor shell (1) in a laminating parallel mode, a limiting base (4) is arranged on the outer surface of the bottom end of the motor shell (1) in a welding mode and close to the middle position, fixing holes are formed in the edge of the outer surface of the bottom end of the limiting base (4) in a penetrating mode at equal intervals, a fan is arranged inside one side, close to the rear end cover (3), of the motor shell (1), the output end of the fan faces one side, far away from the motor shell (1), of the rear end cover (3) and the motor shell (1), and a conducting state is arranged between one side, close to the front end cover (5), of the motor shell (1) and an air guide cover (10) is arranged on one side, close to the front end cover (5).

2. The special air guide device for reducing the temperature of the motor as claimed in claim 1, wherein: the motor is characterized in that the outer surface of the motor shell (1) is provided with air guide sheets (2) in an equidistant transverse protruding mode, a certain gap is reserved between the air guide sheets (2) and the air guide sheets (2), the output end of the gap faces one side of the front end cover (5), and the outer surface of one side, close to the motor shell (1), of the front end cover (5) is provided with limit blocks (6) in an equidistant mode.

3. The special air guide device for reducing the temperature of the motor as claimed in claim 2, wherein: the motor shell (1) is close to one side surface that front end housing (5) surface set up stopper (6) and corresponds and also is provided with stopper (6), and all runs through between stopper (6) that stopper (6) and front end housing (5) surface set up and rotate and be provided with fixing bolt (7), the inside intermediate position of motor shell (1) transversely is provided with output shaft (9).

4. The special air guide device for reducing the temperature of the motor as claimed in claim 3, wherein: the output end of the output shaft (9) penetrates through the middle position of the outer surface of the front end cover (5) and is installed outside one side of the front end cover (5), the outer surface of the output shaft (9) penetrating through the middle position of the front end cover (5) penetrates through a rolling bearing (8) in a fit mode, the outer surface of the rolling bearing (8) penetrates through the inner portion of the front end cover (5) in a fit mode, and the outer surface of the front end cover (5) is provided with a limiting ring (11) in a surrounding fit mode.

5. The special air guide device for reducing the temperature of the motor as claimed in claim 4, wherein: the inside setting of cutting of one side of spacing ring (11), and spacing ring (11) cut one side surface edge that the front end housing (5) was kept away from in both sides and all connect and be provided with fixed block (13) to fixed block (13) are close to and rotate between the intermediate position and run through and are provided with spacing bolt (14).

6. The special air guide device for reducing the temperature of the motor as claimed in claim 5, wherein: the outer surfaces of the limiting rings (11) close to the end edges of the two sides of the air guide cover (10) are respectively provided with a fixing rod (12) in a protruding welding mode, the other ends of the fixing rods (12) are respectively welded and installed on the inner wall of one side of the air guide cover (10), and a certain gap is reserved between the inner wall of one side of the air guide cover (10) close to the air guide sheet (2) and the outer surface of the top end of the air guide sheet (2).