CN219499145U - Closed air-cooled motor - Google Patents

Abstract

The utility model relates to a closed air-cooled motor, which comprises a motor body, wherein an outer shell is enclosed and surrounded on the outer side of the motor body, two driven rotating shafts which are distributed on two opposite sides of the motor body are arranged on the inner wall of the outer shell, a driving sprocket is arranged on the outer wall of an output shaft of the motor body, driven sprockets corresponding to the driving sprocket are arranged on the outer wall of the driven rotating shafts, chains are linked on the outer sides of the driving sprocket and the driven sprocket, a head fan and a tail fan which are used for dispersing heat of the head and tail of the motor body are respectively arranged on the outer sides of the output shaft of the motor body and the driven rotating shafts, and a dust separation net is arranged on the outer wall of the outer shell. According to the closed air-cooled motor, the motor body existing originally is used as a power supply, and the head fan and the tail fan which are positioned at the head and the tail of the motor body are driven to work together during working, so that heat is split and discharged, and heat generated during working of the motor body can be efficiently guided and discharged.

Description

Closed air-cooled motor

Technical Field

The utility model relates to the technical field of motors, in particular to a closed air-cooled motor.

Background

The closed air-cooled structure has good dustproof performance, is applied to special application fields such as coal mines, metallurgy, rail cars and electric automobiles, and has the advantages of simple structure, reliability and high cost performance, but the heat radiation capacity of the fan is inferior to that of water cooling, and the existing closed air-cooled motor has the defects of unsatisfactory heat radiation effect, large volume and heat radiation capacity due to the fact that cooling air flows in parallel along the axial direction of the motor, so that the cost performance of the motor is reduced.

For the above reasons, chinese patent CN105471176a discloses an air-cooled motor with good heat dissipation, which has the advantages that the air pressure in the fan housing can be adjusted by arranging the flow baffle inside the fan housing, the heat dissipation effect is improved, the salient points on the motor body can enable the air flow to form turbulence, and the heat dissipation is accelerated, however, because the shape of the motor body is not fixed, the heat of the motor head is not easy to dissipate due to the fan arranged at the tail, so that the heat dissipation efficiency is affected, and the use is limited.

Disclosure of Invention

The utility model aims to solve the problem that the heat at the head of a closed air-cooled motor is difficult to dissipate due to the fact that a fan is arranged at the tail of the closed air-cooled motor in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a closed forced air cooling motor, includes motor body, motor body's outside seals and surrounds has the shell body, be provided with on the inner wall of shell body for quantity and distribute in motor body driven rotating shaft of the relative both sides, motor body's output shaft is provided with the driving sprocket outward, and is equipped with the driven sprocket who corresponds with it on driven rotating shaft's the outer wall, driving sprocket and driven sprocket link outward have the chain, motor body's output shaft and driven rotating shaft's the outside is provided with head fan and afterbody fan of dispersion motor body head heat and afterbody heat respectively, be equipped with the dust separation net on the outer wall of shell body.

Further, the outer shell is of a cuboid shell structure with a hollow inside, and fan grooves corresponding to each other are formed in the transverse inner walls of the opposite sides of the outer shell.

Further, heat dissipation holes for heat dissipation are formed in the longitudinal walls of the opposite sides of the outer shell, and bearings in butt joint with the driven rotating shaft are arranged on the longitudinal inner wall of the outer shell.

Further, the outer side of the tail end of the driven rotating shaft is provided with a fixing ring with an annular shape, and the tail fans and the fixing ring are equal in number and fixed outside.

Further, when the tail fan rotates, the fan blades extend to the inner side of the fan groove, and the heat dissipation holes are distributed at the positions of the outer shell body, which are close to the head and the tail of the motor body.

Further, the number of the dust-separating nets is two, the dust-separating nets are distributed at the heat dissipation holes at the two sides of the outer shell, and rotating holes are formed in the centers of the dust-separating nets close to the head of the motor body.

Further, a single side wall of the outer shell is missing, and a closed cover plate is arranged at the position of the outer shell.

Compared with the prior art, the beneficial effects of this application are:

this closed forced air cooling motor, through using the motor body that exists originally as the power, the head fan that its during operation drive is located motor body head and afterbody fan joint work to with heat reposition of redundant personnel and discharge, the heat that makes the motor body during operation produce can high-efficient guide discharge, and, this motor has better isolation dustproof ability when using, consequently be convenient for in-service use.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the outer shell according to the present utility model;

fig. 3 is an external view of the structure of the present utility model.

In the figure: 1. a motor body; 2. an outer housing; 3. a fan groove; 4. a heat radiation hole; 5. a drive sprocket; 6. a head fan; 7. a bearing; 8. a driven rotating shaft; 9. a driven sprocket; 10. a chain; 11. a fixing ring; 12. a tail fan; 13. a dust-separating net; 14. and (5) rotating the hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The drawings are simplified schematic views, and only the basic structure of the present utility model is schematically described, so that only the constitution related to the present utility model is shown.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner" and "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model, and furthermore, the terms "first", "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance or implying a number of the technical features indicated, whereby the features defining "first", "second" may explicitly or implicitly include one or more of such features, and in the description of the present utility model, unless otherwise indicated, "a plurality" means two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and for example, may be fixedly connected, may be detachably connected, or integrally connected, may be mechanically connected, may be electrically connected, may be directly connected, may be indirectly connected through an intermediate medium, and may be in communication with the inside of two elements, and the specific meaning of the terms in the present utility model may be understood as specific to one of ordinary skill in the art.

Referring to fig. 1-3, the application provides a closed air-cooled motor, including motor body 1, wherein, the outside of motor body 1 seals and surrounds outer casing 2 to form closed structure, make motor body 1 have better security when using, simultaneously, outer casing 2 is inside hollow cuboid shell structure, and all offer in its vertical wall and be used for radiating louvre 4, this louvre 4 has two places, and one place is used for giving off the heat of motor body 1 head department, and another place is used for giving off the heat of motor body 1 afterbody department.

In addition, in order to enable the motor body 1 to not only dissipate heat but also have better isolation capability, dust separation nets 13 are arranged at the positions of the radiating holes 4 on two sides of the outer shell 2, the dust separation nets 13 can be fixedly arranged on the outer wall of the outer shell 2 through a bolt structure, the dust separation nets are used for covering the radiating holes 4, so that external dust and the like are difficult to enter the outer shell 2 to affect the motor body 1, in addition, a rotating hole 14 is formed in the center of the dust separation net 13, close to the head of the motor body 1, of the outer shell 2, and the rotating hole 14 can facilitate the output shaft of the motor body 1 to extend out of the outer shell 2 for normal use.

It can be understood that, in order to make the output shaft of the motor body 1 and the dust-proof net 13 not have great gap, in actual use, can be at the side wall internal fixation of the dust-proof net 13 small-size bearing frame, make the output shaft of the motor body 1 and the bearing frame inner race fixed connection to can ensure that the stability is better when the motor body 1 output shaft rotates the work, can prevent to appear the gap again and make dust impurity get into, thereby make use safer and more reliable.

In this embodiment: be provided with the driven rotating shaft 8 that is two and distribute in motor body 1 relative both sides on the inner wall of shell body 2, simultaneously, driven rotating shaft 8's first both ends all are provided with bearing 7, and wherein, bearing 7's outer wall is fixed with shell body 2's inner wall, and bearing 7's inner ring then with driven rotating shaft 8 fixed connection, so stable and can not break away from to other positions when driven rotating shaft 8 rotates.

In order to enable the motor body 1 to drive the driven rotating shaft 8 to rotate and adjust, the driving sprocket wheel 5 and the driven sprocket wheel 9 are fixedly connected to the output shaft of the motor body 1 and the outer wall of the driven rotating shaft 8 respectively, wherein the number of the driven sprocket wheels 9 is the same as that of the driven rotating shaft 8, the driven sprocket wheels are positioned on the same transverse plane with the driving sprocket wheel 5, and the outer sides of the driving sprocket wheel 5 and the driven sprocket wheel 9 are respectively linked with the chain 10, so that after the motor body 1 is started, the output shaft rotates to drive all the driven rotating shafts 8 to rotate together through the transmission of the driving sprocket wheel 5, the driven sprocket wheel 9 and the chain 10.

As a technical optimization scheme of the utility model, the output shaft of the motor body 1 and the outer side of the tail end of the driven rotating shaft 8 are respectively fixedly connected with the head fan 6 and the fixed ring 11, the outer part of the fixed ring 11 is fixedly connected with the tail fan 12, wherein the head fan 6 is used for dispersing the heat of the head of the motor body 1, and the tail fan 12 is used for dispersing the heat of the tail of the motor body 1, when the motor is used, the head fan 6 and the tail fan 12 can jointly rotate after the output shaft of the motor body 1 and the driven rotating shaft 8 jointly rotate, so that the heat at the motor body 1 is split and is conducted to the outer side of the outer shell 2 from the head and the tail, and the problem that the heat of the motor head is difficult to be dispersed when the fan is arranged at the tail of the closed air-cooled motor is effectively solved.

In this process, if dust is in the outer casing 2, the fan can also discharge the dust through the air, the staff only needs to regularly detach the dust-separating net 13 to treat the dust, and the opposite lateral inner walls of the outer casing 2 are provided with the corresponding fan grooves 3, and the fan grooves 3 can be used for accommodating the tail fan 12 in operation, so that the rotation is safer.

The electrical components appearing herein are all electrically connected with the master controller and the power supply, the master controller can be a conventional known device for controlling a computer and the like, and the prior art of power connection is not described in detail herein.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (7)

1. The utility model provides a closed forced air cooling motor, includes motor body (1), its characterized in that: the motor is characterized in that an outer shell (2) is enclosed and surrounded on the outer side of the motor body (1), two driven rotating shafts (8) which are distributed on two opposite sides of the motor body (1) are arranged on the inner wall of the outer shell (2), a driving sprocket (5) is arranged outside an output shaft of the motor body (1), a driven sprocket (9) corresponding to the driven rotating shafts is arranged on the outer wall of the driven rotating shaft (8), a chain (10) is connected with the driving sprocket (5) and the driven sprocket (9) outside the driven rotating shafts, a head fan (6) and a tail fan (12) which are used for dispersing heat of the head and heat of the tail of the motor body (1) are respectively arranged on the outer side of the driven rotating shaft (8), and a dust separation net (13) is arranged on the outer wall of the outer shell (2).

2. A closed air-cooled motor as set forth in claim 1, wherein: the outer shell (2) is of a cuboid shell structure with a hollow inside, and fan grooves (3) corresponding to each other are formed in the transverse inner walls of the opposite sides of the outer shell.

3. A closed air-cooled motor as recited in claim 2, wherein: the heat dissipation device is characterized in that heat dissipation holes (4) for heat dissipation are formed in the longitudinal walls of the opposite sides of the outer shell (2), and bearings (7) in butt joint with the driven rotating shaft (8) are arranged on the longitudinal inner wall of the outer shell (2).

4. A closed air-cooled motor as set forth in claim 1, wherein: the outer side of the tail end of the driven rotating shaft (8) is provided with a fixing ring (11) with an annular shape, and the tail fans (12) and the fixing ring (11) are equal in number and fixed outside.

5. A closed air-cooled motor according to claim 3, wherein: when the tail fan (12) rotates, the fan blades extend to the inner side of the fan groove (3), and the radiating holes (4) are distributed at the head and tail parts of the outer shell (2) close to the motor body (1).

6. The closed air-cooled motor of claim 5, wherein: the number of the dust-separation nets (13) is two, the dust-separation nets are distributed at the positions of the heat dissipation holes (4) on two sides of the outer shell (2), and the centers of the dust-separation nets (13) close to the head of the motor body (1) are provided with rotary holes (14).

7. A closed air-cooled motor as set forth in claim 1, wherein: the single side wall of the outer shell (2) is missing, and a closed cover plate is arranged at the position of the outer shell (2).