CN215009953U

CN215009953U - Electric motor car motor heat abstractor

Info

Publication number: CN215009953U
Application number: CN202121656432.XU
Authority: CN
Inventors: 连长春; 刘绍庆; 杜清洁; 高超; 李祥
Original assignee: Xuzhou Mingzun Electrical And Mechanical Co ltd
Current assignee: Xuzhou Mingzun Electrical And Mechanical Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2021-12-03
Anticipated expiration: 2031-07-20

Abstract

The utility model discloses an electric vehicle motor heat dissipation device, which comprises a motor, two protective covers and two cover plates, wherein one ends of the two protective covers are respectively rotated and inserted at two sides of a motor body, the two cover plates are respectively positioned at one ends of the two protective covers, one sides of the two cover plates are both provided with heat dissipation holes distributed in an annular array, one ends of the outer sides of the two protective covers are both provided with four air inlet holes distributed in an annular array, and two ends of a motor rotating shaft respectively movably penetrate through one sides of the two cover plates; the fixed cover in both ends of motor shaft all is equipped with solid fixed ring, two solid fixed ring's the fixed four fixed blocks that are ring array and distribute that are equipped with in the outside, motor shaft's the equal movable sleeve in both ends is equipped with the flabellum, four recesses that are ring array and distribute are seted up to the inboard of two flabellum lantern rings, eight fixed blocks move about respectively the card and establish in the inside of eight recesses, cooperation through between baffle and the buckler structure prevents that water from getting into the inside of safety cover to reach waterproof purpose.

Description

Electric motor car motor heat abstractor

Technical Field

The utility model relates to an electric tricycle technical field specifically is an electric motor car motor heat abstractor.

Background

The electric tricycle is a three-wheel transport tool for pulling goods or people by using a storage battery as power and a motor as a drive, the motor of the electric tricycle adopts a direct-current series excitation traction type brush or brushless motor, and a speed regulation and boosting device is arranged in the motor, so that the electric tricycle is not easy to damage in normal use, and the output power is strong.

1. In the use process of the electro-tricycle, because the motor can generate a large amount of heat after running for a long time, if the temperature is not reduced in time, the running speed of the motor can be reduced, and the motor can be burnt out in serious cases;

2. the existing motor heat dissipation device is mostly provided with heat dissipation holes and air inlet holes, rainwater can be splashed by wheels when the motor runs in rainy days, so that water can enter the protective cover, and the motor can be burnt out by water entering the motor in serious conditions.

SUMMERY OF THE UTILITY MODEL

The technique that exists to the aforesaid is not enough, the utility model aims at providing an electric motor car motor heat abstractor to solve the problem that provides in the above-mentioned background art.

In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides an electric vehicle motor heat dissipation device, which comprises a motor, two protective covers and two cover plates, wherein one end of each of the two protective covers is respectively rotated and inserted at two sides of a motor body, the two cover plates are respectively positioned at one end of the two protective covers, one side of each of the two cover plates is provided with heat dissipation holes distributed in an annular array, one end of the outer side of each of the two protective covers is provided with four air inlet holes distributed in an annular array, and two ends of a motor rotating shaft respectively and movably penetrate through one side of the two cover plates;

the fixed cover in both ends of motor shaft all is equipped with solid fixed ring, two gu fixed ring's the fixed four fixed blocks that are the annular array and distribute that are equipped with in the outside, motor shaft's both ends all movable sleeve is equipped with flabellum, two four recesses that are the annular array and distribute, eight are seted up to the inboard of the flabellum lantern ring the fixed block is the inside at eight recesses of card activity respectively.

Preferably, eight the one end of inlet port all is fixed and is equipped with the intake pipe, eight all the cover is equipped with the buckler in the intake pipe, eight four edges of intake pipe one end all fixed be equipped with be used for with the bracing piece that the buckler is connected, still the fixed baffle that is equipped with on the bracing piece.

Preferably, two the apron side is the fixed plate that is equipped with of symmetry all, four the equal screw thread of one end of fixed plate has run through the bolt, four the one end of bolt is respectively the screw thread grafting in the both sides of two safety cover one ends.

Preferably, both sides of the motor body are fixedly provided with cooling pipes, and cooling liquid is injected into the two cooling pipes.

Preferably, the diameter of the protective cover is smaller than the diameter of the motor body.

Preferably, the gap between the air inlet pipe and the baffle is smaller than the gap between the air inlet pipe and the waterproof cover.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the motor is started, the motor starts to work, the rotating shaft of the motor starts to rotate, the rotating shaft of the motor drives the fixing ring to rotate, meanwhile, the fixing ring drives the fan blades to rotate, the motor generates heat after working for a long time, the cooling pipe absorbs the heat through cooling liquid and then radiates the heat into air, then the fan blades rotate to discharge hot air in the protective cover through the heat radiation holes, and meanwhile, external air firstly enters between the air inlet pipe and the waterproof cover and then enters the protective cover through the air inlet holes, so that the situation that the working temperature is too high for a long time can be avoided, and the purpose of protecting the motor is achieved;

2. through being equipped with the motor, the pivot through the motor drives the flabellum and rotates, and the rethread flabellum rotates the air current that produces and can avoid the rainwater to get into the louvre, and when the rainwater got into between intake pipe and the buckler, the baffle can avoid the rainwater to get into the intake pipe, just so can avoid the rainwater to get into inside the safety cover to reach the purpose of protection safety cover inner structure.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural section view of the present invention.

Fig. 3 is an enlarged view of a structure in fig. 2.

Fig. 4 is a schematic view of the intake pipe and its structural section.

Description of reference numerals: 1. a motor; 2. a protective cover; 3. a cover plate; 4. heat dissipation holes; 5. an air inlet; 6. a fixing ring; 7. a fixed block; 8. a fan blade; 9. a groove; 10. an air inlet pipe; 11. a baffle plate; 12. a waterproof cover; 13. a support bar; 14. a fixing plate; 15. a bolt; 16. and (7) cooling the tube.

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.

Example (b): as shown in fig. 1-4, the utility model provides an electric vehicle motor heat dissipation device, which comprises a motor 1, two protection covers 2 and two cover plates 3, wherein one ends of the two protection covers 2 are respectively rotatably inserted at two sides of the motor 1 body, the two cover plates 3 are respectively positioned at one ends of the two protection covers 2, one sides of the two cover plates 3 are respectively provided with heat dissipation holes 4 distributed in an annular array, one ends of the outer sides of the two protection covers 2 are respectively provided with four air inlet holes 5 distributed in an annular array, and two ends of a rotating shaft of the motor 1 respectively movably penetrate through one sides of the two cover plates 3;

the fixed cover in both ends of 1 pivot of motor is equipped with solid fixed ring 6 all, and the fixed block 7 that is the annular array and distributes that is equipped with in the outside of two solid fixed ring 6, and the equal movable sleeve in both ends of 1 pivot of motor is equipped with flabellum 8, and four recess 9 that are the annular array and distribute are seted up to the inboard of the 8 lantern rings of two flabellum, and eight fixed block 7 activity card respectively are established in the inside of eight recess 9.

Further, the one end of eight inlet ports 5 is all fixed and is equipped with intake pipe 10, all overlaps on eight intake pipe 10 to be equipped with buckler 12, and the inside of eight buckler 12 all is equipped with baffle 11, and four edges of eight intake pipe 10 one end all fix and are equipped with the bracing piece 13 that is used for being connected with buckler 12, still fix on the bracing piece 13 and be equipped with baffle 11, through the installation cooperation between baffle 11 and the buckler 12 structure, after the rainwater got into the buckler 12, sheltered from intake pipe 10 through baffle 11 in the rainwater whereabouts in-process to avoid the rainwater to get into the inside of safety cover 2.

Further, the fixed plate 14 that is equipped with of two 3 side symmetries of apron, the equal screw thread of one end of four fixed plates 14 runs through there is bolt 15, and the one end of four bolts 15 is the screw respectively and pegs graft in the both sides of 2 one ends of two safety covers, will lap 3 and 2 fixed connection of safety cover through bolt 15 and fixed plate 14 to reach the purpose of fixed apron 3.

Further, the both sides of motor 1 body all are fixed and are equipped with cooling tube 16, and the inside of two cooling tubes 16 has all been injected into the coolant liquid, absorbs the heat that motor 1 produced through cooling tube 16 to in giving off the air, thereby reach the purpose of giving motor 1 cooling.

Further, the diameter of the protective cover 2 is smaller than that of the motor 1 body, so that the motor 1 can be protected.

Further, the gap between the air inlet pipe 10 and the baffle plate 11 is smaller than the gap between the air inlet pipe 10 and the waterproof cover 12, so that air can enter the protective cover 2 conveniently and quickly.

Working principle; firstly, fixing a protective cover 2 on the side surface of a motor 1, fixedly sleeving a fixing ring 6 on a rotating shaft of the motor 1, then clamping a fan blade 8 on the fixing ring 6, clamping a fixing block 7 inside a groove 9, aligning a cover plate 3 with the protective cover 2, penetrating a bolt 15 through a fixing plate 14 and inserting the bolt into the protective cover 2 in a threaded manner, fixedly connecting the cover plate 3 with the protective cover 2, then starting the motor 1, preferably selecting BM1418ZXF for the motor 1 to work, starting the rotating shaft of the motor 1 to rotate, driving the fixing ring 6 to rotate by the rotating shaft of the motor 1, driving the fan blade 8 to rotate by the fixing ring 6, generating heat after the motor 1 works for a long time, absorbing the heat by a cooling pipe 16 through cooling liquid, then radiating the heat into the air, then exhausting hot air inside the protective cover 2 through a heat radiating hole 4 by the rotation of the fan blade 8, simultaneously leading external air to enter between an air inlet pipe 10 and a waterproof cover 12, rethread inlet port 5 gets into the inside of safety cover 2, and when rainy day, the air current that rotates the production through flabellum 8 can avoid the rainwater to get into louvre 4, and when the rainwater got into between intake pipe 10 and the buckler 12, can avoid the rainwater to get into intake pipe 10 through baffle 11, and finally, it can to park after the electric tricycle uses.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The heat dissipation device for the motor of the electric vehicle comprises a motor (1), two protection covers (2) and two cover plates (3), and is characterized in that one ends of the two protection covers (2) are respectively rotatably inserted at two sides of a motor (1) body, the two cover plates (3) are respectively positioned at one ends of the two protection covers (2), heat dissipation holes (4) distributed in an annular array are formed in the two cover plates (3), four air inlet holes (5) distributed in an annular array are formed in one ends of the outer sides of the two protection covers (2), and two ends of a rotating shaft of the motor (1) respectively movably penetrate through one side of the two cover plates (3);

the both ends of motor (1) pivot are all fixed the cover and are equipped with solid fixed ring (6), two the fixed block (7) that are the annular array and distribute that are equipped with in the outside of solid fixed ring (6), the both ends of motor (1) pivot are all movable sleeve and are equipped with flabellum (8), two four recess (9) that are the annular array and distribute, eight are seted up to the inboard of the flabellum (8) lantern ring fixed block (7) activity card respectively is established in the inside of eight recess (9).

2. The electric vehicle motor heat dissipation device as recited in claim 1, wherein an air inlet pipe (10) is fixedly disposed at one end of each of the eight air inlet holes (5), a waterproof cover (12) is sleeved on each of the eight air inlet pipes (10), a support rod (13) for connecting with the waterproof cover (12) is fixedly disposed at four corners of one end of each of the eight air inlet pipes (10), and a baffle plate (11) is further fixedly disposed on each support rod (13).

3. The motor heat sink for the electric vehicle as claimed in claim 1, wherein the two cover plates (3) are symmetrically fixed with fixing plates (14) on the sides, one end of each of the four fixing plates (14) is threaded with a bolt (15), and one end of each of the four bolts (15) is respectively threaded and inserted on the two sides of one end of each of the two protection covers (2).

4. The electric vehicle motor heat sink as recited in claim 1, wherein cooling pipes (16) are fixed on both sides of the electric motor (1) body, and cooling liquid is filled in both of the cooling pipes (16).

5. A motor heat sink for an electric vehicle according to claim 1, wherein the diameter of the protective cover (2) is smaller than the diameter of the motor (1) body.

6. The motor heat sink for the electric vehicle as recited in claim 2, wherein the gap between the air intake tube (10) and the baffle (11) is smaller than the gap between the air intake tube (10) and the waterproof cover (12).