CN210608747U

CN210608747U - Cooling device of motor

Info

Publication number: CN210608747U
Application number: CN201921391095.9U
Authority: CN
Inventors: 叶旭彤; 冯佳旗; 佟禧龙; 王齐升; 宫淳僖
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-05-22
Anticipated expiration: 2029-08-26

Abstract

The utility model discloses a cooling device of motor, including the motor cooling casing, the fixed plate has all been welded along department in motor cooling casing top both sides, two sets of locating holes have been seted up at the side top of motor cooling casing, and are two sets of the locating hole is equipped with threely, and is two sets of cooperation installation between locating hole and the location projection, the one end joint of location projection is in the bottom of casing lid, the top of casing lid is placed in the middle the position department of locating some square mouths and is seted up the cooperation and install the heat dissipation fan shell. The utility model discloses be equipped with a mounting groove in the heat dissipation fan shell, the cooperation installation between mounting groove and the dust screen installing frame, it is more convenient to dismantle with the installation to the installation of dust screen installing frame like this, and is all more convenient to the dismantlement and the installation of dust screen.

Description

Cooling device of motor

Technical Field

The utility model relates to a motor cooling field, in particular to cooling device of motor.

Background

The motor is used as a main power source for driving mechanical equipment (such as a centrifugal compressor), heat is inevitably generated when the motor works due to the loss of a stator winding and the eddy current effect of a rotor, the output power of the motor is reduced due to excessive heat, and the motor is demagnetized and even burnt out when the heat is serious, so that the motor needs to be cooled and needs to be provided with a cooling device;

however, some existing cooling devices have low functionality in the using process, and the cooling devices are troublesome to disassemble, assemble and maintain, so that the maintenance efficiency is affected, and the practicability is low.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a cooling device for an electric motor, which can effectively solve the problems of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a cooling device of a motor comprises a motor cooling shell, wherein fixing plates are welded at two edges of the top end of the motor cooling shell, two groups of positioning holes are formed in the top of the side edge of the motor cooling shell, three positioning holes are formed in each of the two groups of positioning holes, two groups of positioning holes and positioning convex columns are installed in a matched mode, one end of each positioning convex column is clamped at the bottom of a shell cover, a square opening formed in the middle position of the top of the shell cover is provided with a heat dissipation fan shell in a matched mode, two second fixing edges are welded at two sides of the heat dissipation fan shell, the second fixing edges and the top surface of the heat dissipation fan shell are fixedly installed through bolts, heat dissipation holes are formed in the top of the heat dissipation fan shell, an installation groove is formed in the heat dissipation fan shell, the installation groove and a dust screen installation frame are installed in a matched mode, and a dust screen is, third fixing edges are welded at two ends of the dustproof net mounting frame, the third fixing edges are matched with fixing grooves formed in the radiating fan shell and fixedly mounted by screws, a motor mounting cavity and a cooling cavity are formed in the motor cooling shell, the motor mounting cavity is separated from the cooling cavity by a partition plate, an exhaust fan is mounted on the motor mounting cavity, and the bottom end of the interior of the motor mounting cavity is fixedly connected with the exhaust fan; two support columns, and two the one end of support column welds with the bottom of backup pad, the top fixed mounting of backup pad has the motor, just the output shaft of motor passes the motor shaft hole, be equipped with the connecting hole on one side wall in cooling chamber, just adaptation connection has the air conditioning conveyer pipe in the connecting hole.

Furthermore, the welding of the both sides of casing lid has first fixed limit, just screw that some screws and the fixed plate of seting up on the first fixed limit have coincided, and the coincidence department adopts the bolt fastening.

Furthermore, one end of the dustproof net mounting frame is clamped with two positioning convex blocks, and the two positioning convex blocks are installed in a matched mode with the inner groove of the heat dissipation fan shell.

Furthermore, a heat radiation fan is fixedly installed inside the heat radiation fan shell, and the heat radiation fan is installed right below the dustproof net installation frame.

Further, fixed mounting has the card strip on the inside lateral wall of motor cooling casing, and two the card strip constitutes a draw-in groove, and is equipped with two draw-in grooves, and the snap-fit installs the baffle in the draw-in groove, a plurality of through-hole has been seted up on the baffle.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the clamping strips are clamped on the inner side wall of the motor cooling shell, every two clamping strips form a clamping groove, the clamping grooves are arranged on the inner side wall of the motor cooling shell, the clamping grooves and the partition plates are installed in a matched mode, the partition plates can be placed in one of the clamping grooves, and therefore the space size of a cooling cavity in the motor cooling shell is adjusted, and the operation is convenient;

2. the utility model discloses be equipped with a mounting groove in the heat dissipation fan shell, cooperate the installation between mounting groove and the dust screen installing frame, it is more convenient to dismantle and install the installation of dust screen installing frame like this, and it is more convenient to dismantle and install the dust screen;

3. the utility model discloses seted up the locating hole at the top of motor cooling casing, cooperation installation between the location projection on locating hole and the casing lid bottom increases the fixed effect to the casing lid, but is split between motor cooling casing and the casing lid, uses more in a flexible way, and the practicality is higher.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the mounting structure of the motor cooling housing and the housing cover of the present invention.

Fig. 3 is a schematic view of the internal structure of the housing cover of the present invention.

Fig. 4 is an internal structure schematic diagram of the motor cooling housing of the present invention.

In the figure: 1. a motor cooling housing; 2. a housing cover; 3. a heat-dissipating fan housing; 4. a fixing plate; 5. a first fixed edge; 6. heat dissipation holes; 7. a second fixed edge; 8. positioning the convex column; 9. a motor mounting cavity; 10. positioning holes; 11. a motor shaft hole; 12. a cooling chamber; 13. connecting holes; 14. clamping the strip; 15. a partition plate; 16. a through hole; 17. mounting grooves; 18. fixing grooves; 19. a dust screen mounting frame; 20. a third fixed edge; 21. positioning the bump; 22. a dust screen; 23. an exhaust fan; 24. a cold air delivery pipe; 25. a support pillar; 26. a support plate; 27. an electric motor.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-4, a cooling device for a motor comprises a motor cooling housing 1, wherein fixing plates 4 are welded at two edges of the top end of the motor cooling housing 1, two sets of positioning holes 10 are formed at the top of the side edge of the motor cooling housing 1, three positioning holes 10 are respectively formed in the two sets, two sets of positioning holes 10 and positioning convex columns 8 are installed in a matching manner, one end of each positioning convex column 8 is clamped at the bottom of a housing cover 2, a heat dissipation fan housing 3 is installed in a matching manner at a square opening formed at the central position of the top of the housing cover 2, two second fixing edges 7 are welded at two sides of the heat dissipation fan housing 3, the second fixing edges 7 and the top surface of the heat dissipation fan housing 3 are fixedly installed through bolts, heat dissipation holes 6 are formed at the top of the heat dissipation fan housing 3, and installation grooves 17 are formed in the heat dissipation fan housing 3, the installation groove 17 and the dust screen installation frame 19 are installed in a matched mode, the dust screen 22 is fixedly installed in the dust screen installation frame 19, third fixing edges 20 are welded at two ends of the dust screen installation frame 19, the third fixing edges 20 and a fixing groove 18 formed in the heat dissipation fan shell 3 are installed in a matched mode and fixedly installed through screws, a motor installation cavity 9 and a cooling cavity 12 are formed in the motor cooling shell 1, the motor installation cavity 9 and the cooling cavity 12 are separated through a partition plate 15, an exhaust fan 23 is installed on the motor installation cavity 9, and the bottom end in the motor installation cavity 9 is fixedly connected with the bottom end in the motor cooling shell; two support columns 25, and two the one end of support column 25 welds with the bottom of backup pad 26, the top fixed mounting of backup pad 26 has motor 27, just motor shaft hole 11 is passed to the output shaft of motor 27, be equipped with connecting hole 13 on a lateral wall of cooling chamber 12, just adaptation connection has air conditioning conveyer pipe 24 in connecting hole 13.

Specifically, as shown in fig. 1, first fixing edges 5 are welded on two sides of the housing cover 2, screw holes formed in the first fixing edges 5 coincide with screw holes formed in the fixing plate 4, and the coinciding positions are fixed by bolts.

Through adopting above-mentioned scheme, the welding of the both sides of casing lid 2 has first fixed limit 5, and sets up some screw on the first fixed limit 5 and set up some screw coincidence on the fixed plate 4, and the coincidence department adopts the bolt fastening, to fixed mounting between motor cooling casing 1 and casing lid 2.

Specifically, as shown in fig. 3, two positioning protrusions 21 are fastened to one end of the dust screen mounting frame 19, and the two positioning protrusions 21 are mounted in a matching manner with an inner groove of the heat dissipation fan casing 3.

Through adopting above-mentioned scheme, the one end joint of dust screen installing frame 19 has two location lugs 21, and two location lugs 21 and the inside recess cooperation installation of heat dissipation fan shell 3, and dust screen 22 has certain dustproof effect.

Specifically, as shown in fig. 1, a heat dissipation fan is fixedly installed inside the heat dissipation fan casing 3, and the heat dissipation fan is installed right below the dust screen installation frame 19.

Specifically, as shown in fig. 2, a clamping strip 14 is fixedly mounted on the inner side wall of the motor cooling housing 1, the clamping strip 14 forms a clamping groove and is provided with two clamping grooves, a partition plate 15 is mounted in the clamping groove in a clamping manner, and a plurality of through holes 16 are formed in the partition plate 15.

Through adopting above-mentioned scheme, fixed mounting has card strip 14 on the inside lateral wall of motor cooling casing 1, and two card strips 14 constitute a draw-in groove, and is equipped with two draw-in grooves, and snap-fit in the draw-in groove installs baffle 15, has seted up a plurality of through-hole 16 on the baffle 15, uses baffle 15 to place in the draw-in groove of difference, carries out the regulating action to the position of the space size of motor installation cavity 9.

It should be noted that, the present invention is a cooling device of a motor, the motor 27 on the supporting plate 26 can generate a certain amount of heat in the operation process, when the heat generated by the motor 27 is primarily dissipated, the cooling fan in the cooling fan housing 3 starts to operate under the effect of power supply to perform the primary heat dissipation effect, and when the dust screen mounting frame 19 in the cooling fan housing 3 needs to be disassembled and replaced, the screw on the third fixing edge 20 is taken down, then the dust screen mounting frame 19 is drawn out, the dust screen 22 is cleaned or replaced, the operation is more convenient, the maintenance efficiency is improved, and also a cooling mode is provided, one end of the cooling air delivery pipe 24 is connected with an air cooler, the cooling air generated by the air cooler enters the cooling cavity 12 under the effect of the air exhauster 23, and finally enters the motor mounting cavity 9 through the through hole 16 on the partition plate 15, the motor 27 is cooled, and the cooling effect on the motor 27 is good.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A cooling arrangement of an electric machine, comprising an electric machine cooling housing (1), characterized in that: the motor cooling shell (1) is characterized in that fixing plates (4) are welded at two edges of the top end of the motor cooling shell (1), two groups of positioning holes (10) are formed in the top of the side edge of the motor cooling shell (1), three positioning holes (10) are formed in two groups, the two groups of positioning holes (10) and the positioning convex columns (8) are installed in a matched mode, one ends of the positioning convex columns (8) are connected to the bottom of the shell cover (2) in a clamped mode, a heat dissipation fan shell (3) is installed in a matched mode at a square opening formed in the middle position of the top of the shell cover (2), two second fixing edges (7) are welded at two sides of the heat dissipation fan shell (3), the second fixing edges (7) and the top surface of the heat dissipation fan shell (3) are fixedly installed through bolts, heat dissipation holes (6) are formed in the top of the heat dissipation fan shell (3), and installation grooves (17, the installation groove (17) and the dust screen installation frame (19) are installed in a matched mode, a dust screen (22) is fixedly installed in the dust screen installation frame (19), third fixing edges (20) are welded at two ends of the dust screen installation frame (19), the third fixing edges (20) are installed in a matched mode with fixing grooves (18) formed in the heat dissipation fan shell (3) and fixedly installed through screws, a motor installation cavity (9) and a cooling cavity (12) are formed in the motor cooling shell (1), the motor installation cavity (9) is separated from the cooling cavity (12) through a partition plate (15), an exhaust fan (23) is installed on the motor installation cavity (9), and the bottom end of the interior of the motor installation cavity (9) is fixedly connected with the bottom end of the interior of the motor installation cavity; two support columns (25), and two the one end of support column (25) welds with the bottom of backup pad (26), the top fixed mounting of backup pad (26) has motor (27), just motor shaft hole (11) is passed to the output shaft of motor (27), be equipped with connecting hole (13) on a lateral wall of cooling chamber (12), just adaptation connection has air conditioning conveyer pipe (24) in connecting hole (13).

2. A cooling apparatus of an electric machine according to claim 1, characterized in that: the two sides of the shell cover (2) are welded with first fixing edges (5), screw holes formed in the first fixing edges (5) coincide with screw holes formed in the fixing plate (4), and the coinciding positions are fixed through bolts.

3. A cooling apparatus of an electric machine according to claim 1, characterized in that: one end of the dustproof net mounting frame (19) is clamped with two positioning convex blocks (21), and the two positioning convex blocks (21) are installed in a matched mode with an inner groove of the heat dissipation fan shell (3).

4. A cooling apparatus of an electric machine according to claim 1, characterized in that: and a heat radiation fan is fixedly arranged in the heat radiation fan shell (3), and is arranged right below the dustproof net mounting frame (19).

5. A cooling apparatus of an electric machine according to claim 1, characterized in that: fixed mounting has card strip (14) on the inside lateral wall of motor cooling casing (1), and two card strip (14) constitute a draw-in groove, and are equipped with two draw-in grooves, and baffle (15) are installed to the block in the draw-in groove, a plurality of through-hole (16) have been seted up on baffle (15).