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CN-224204881-U - Air-cooled heat dissipation motor

CN224204881UCN 224204881 UCN224204881 UCN 224204881UCN-224204881-U

Abstract

The utility model discloses an air-cooled heat dissipation motor, which relates to the technical field of heat dissipation and comprises a motor body, an end cover, a protective cover, an air inlet cavity, a first part, a second part and a first part, wherein a plurality of air outlet channels are formed in the edge of the motor body, the end cover is connected to the motor body and is provided with an air inlet, the protective cover is sleeved on the motor body, the air inlet cavity is formed between the protective cover and the end cover and is communicated with the air inlet and the air outlet channels, the air inlet cavity is divided into a first part and a second part along the air outlet direction perpendicular to the air outlet channels, the first part is close to the air outlet channels, the second part is far away from the air outlet channels, and the volume of the first part is smaller than that of the second part, so that air flow can pass through the air outlet channels after being pressurized by the air inlet cavity. Above-mentioned forced air cooling heat dissipation motor can promote the air current velocity of flow through the air-out passageway through the form to the air current pressurization, improves the radiating efficiency of motor body.

Inventors

  • LIU HUI
  • GU JUNFENG
  • PAN YUQIN

Assignees

  • 浙江卧龙伺服技术有限公司
  • 卧龙电气驱动集团股份有限公司

Dates

Publication Date
20260505
Application Date
20250512

Claims (10)

  1. 1. An air-cooled heat-dissipating motor, comprising: the motor comprises a motor body (8), wherein a plurality of air outlet channels (6) are formed in the edge of the motor body (8); The end cover (2) is connected with the motor body (8) and is provided with an air inlet (21); The protection cover (1) is sleeved on the motor body (8), an air inlet cavity (7) is formed between the protection cover (1) and the end cover (2), and the air inlet cavity (7) is communicated with the air inlet (21) and the air outlet channel (6); Along the air outlet direction perpendicular to the air outlet channel (6), the air inlet chamber (7) is divided into a first part (71) close to the air outlet channel (6) and a second part (72) far away from the air outlet channel (6), and the volume of the first part (71) is smaller than that of the second part (72), so that air flows through the air inlet chamber (7) after being pressurized can pass through the air outlet channel (6).
  2. 2. An air-cooled heat-dissipating motor according to claim 1, characterized in that the end cap (2) comprises a main body part (23) connected to the motor body (8), a protruding part (22) extending in a first direction with respect to an edge of the main body part (23), the first direction being a direction away from the motor body (8).
  3. 3. An air-cooled heat dissipating motor according to claim 2, wherein the outer circumferences of the boss portion (22) and the main body portion (23) are both lower than or flush with the bottom surface of the air outlet passage (6).
  4. 4. An air-cooled heat dissipation motor according to claim 3, wherein a plurality of heat dissipation ribs (4) are uniformly distributed in the circumferential direction of the motor body (8), and the air outlet channel (6) is formed between two adjacent heat dissipation ribs (4).
  5. 5. An air-cooled heat-dissipating motor as in claim 4, wherein at least one of the plurality of heat-dissipating ribs (4) is provided with fastening holes (41), the fastening holes (41) being for connecting the protective cover (1).
  6. 6. The air-cooled heat dissipation motor according to claim 5, wherein a plurality of fastening holes (41) are arranged at intervals along the length direction of the heat dissipation ribs (4), and the protective cover (1) can be connected with any one of the fastening holes (41) so as to change the size of the air inlet chamber (7); Or, a plurality of radiating ribs (4) are all provided with fastening hole (41), a plurality of radiating ribs (4) respectively correspond a plurality of fastening hole (41) with distance between end cover (2) is all different, protection casing (1) can with arbitrary radiating rib (4) correspond fastening hole (41) are connected, in order to can change the size of air inlet cavity (7).
  7. 7. An air-cooled heat dissipation motor according to claim 6, characterized in that the length of the part of the heat dissipation rib (4) located in the protective cover (1) is smaller than the length of the part extending out of the protective cover (1), and the length direction of the heat dissipation rib (4) is parallel to the air outlet direction of the air outlet channel (6).
  8. 8. An air-cooled heat dissipation motor according to any one of claims 1 to 7, characterized in that a plurality of air inlets (21) with different diameters are arranged along the periphery of the end cover (2), any one air inlet (21) is used for introducing air flow, and the rest of the air inlets (21) are arranged in a closed manner.
  9. 9. The air-cooled heat dissipation motor according to claim 8, further comprising an air pipe joint (3), wherein the air pipe joint (3) is communicated with any air inlet (21) through a threaded connection.
  10. 10. An air-cooled heat dissipation motor according to claim 9, wherein a positioning groove (11) for positioning the air pipe joint (3) is formed in the periphery of the protective cover (1), and the air pipe joint (3) penetrates through the positioning groove (11) and is connected with the air inlet (21).

Description

Air-cooled heat dissipation motor Technical Field The utility model relates to the technical field of heat dissipation, in particular to an air-cooled heat dissipation motor. Background When the motor rotates, a large amount of heat can be generated in the motor, and the heat needs to be discharged in time to ensure the service life of the motor. In the related art, air flow is sent to the surface of the motor housing from the rear end cover position by a fan to cool. In this way, the flow rate of the air flow depends on the fan, but the fan is easy to generate high temperature due to the excessive rotating speed of the fan, so that a larger flow rate cannot be generated. In view of the above, how to increase the airflow rate is a problem to be solved by those skilled in the art. Disclosure of utility model Therefore, the present utility model is directed to an air-cooled heat dissipation motor, which can increase the airflow velocity in a pressurized manner to improve the heat dissipation efficiency. In order to achieve the above object, the present utility model provides the following technical solutions: an air-cooled heat-dissipating motor comprising: The motor comprises a motor body, wherein a plurality of air outlet channels are formed in the edge of the motor body; The end cover is connected with the motor body and is provided with an air inlet; The protective cover is sleeved on the motor body, an air inlet cavity is formed between the protective cover and the end cover, and the air inlet cavity is communicated with the air inlet and the air outlet channel; Along perpendicular to the air-out direction of air-out passageway, the air inlet cavity divide into be close to the first part of air-out passageway, keep away from the second part of air-out passageway, the volume of first part is less than the volume of second part, so that the air current can pass through after the air inlet cavity pressurization again the air-out passageway. Preferably, the end cap includes a main body portion connected to the motor body, a protruding portion extending in a first direction with respect to an edge of the main body portion, the first direction being a direction away from the motor body. Preferably, the peripheries of the protruding portion and the main body portion are lower than or flush with the bottom surface of the air outlet channel. Preferably, a plurality of heat dissipation ribs are uniformly distributed on the circumference of the motor body, and an air outlet channel is formed between two adjacent heat dissipation ribs. Preferably, at least one of the plurality of heat dissipating ribs is provided with a fastening hole for connecting the protective cover. Preferably, a plurality of fastening holes are arranged at intervals along the length direction of the radiating rib, and the protective cover can be connected with any fastening hole so as to change the size of the air inlet cavity; Or, a plurality of radiating ribs are all provided with the fastening holes, a plurality of radiating ribs respectively correspond a plurality of the fastening holes and distances between the end covers are different, and the protective cover can be connected with any one of the fastening holes corresponding to the radiating ribs so as to change the size of the air inlet cavity. Preferably, the length of the part of the heat dissipation rib in the protective cover is smaller than the length of the part extending out of the protective cover, and the length direction of the heat dissipation rib is parallel to the air outlet direction of the air outlet channel. Preferably, a plurality of air inlets with different diameters are arranged along the periphery of the end cover, any one air inlet is used for introducing air flow, and the rest air inlets are arranged in a closed mode. Preferably, the air inlet is further provided with an air pipe connector, and the air pipe connector is communicated with any air inlet through threaded connection. Preferably, a positioning groove for positioning the air pipe connector is formed in the periphery of the protective cover, and the air pipe connector penetrates through the positioning groove and is connected with the air inlet. The utility model provides an air-cooled heat dissipation motor which comprises a motor body, an end cover and a protective cover, wherein a plurality of air outlet channels are arranged at the edge of the motor body, the end cover is connected to the motor body and is provided with an air inlet, cooling air can be introduced into an air inlet cavity formed between the protective cover and the end cover through the air inlet, the cooling air can enter the air outlet channels through the air inlet cavity so as to dissipate heat on the surface of the motor body, the air inlet cavity is divided into a first part close to the air outlet channels and a second part far away from the air outlet channels along the air outlet direction perpendicular to the air outlet cha