CN213846369U

CN213846369U - Motor for direct-drive tracked vehicle

Info

Publication number: CN213846369U
Application number: CN202022777834.7U
Authority: CN
Inventors: 赵祥文
Original assignee: Ningbo Qianjiang Motor Co ltd
Current assignee: Ningbo Qianjiang Motor Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-07-30
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses a directly drive motor for tracked vehicle, include: the stator is arranged on the periphery of the shaft; the outer rotor is sleeved on the periphery of the stator, and gears are arranged on the periphery of the outer rotor along the circumferential direction of the outer rotor; the permanent magnet is arranged on the inner periphery of the outer rotor and is positioned between the outer rotor and the stator; the two covers are respectively arranged at two ends of the shaft, are respectively connected with the shaft in a rotating manner, and are respectively fixedly connected with two ends of the outer rotor. The utility model discloses environmental protection, structure are very simple, small in noise, direct drive efficiency are higher.

Description

Motor for direct-drive tracked vehicle

Technical Field

The utility model relates to a technical field of tracked vehicle motor especially relates to a directly drive motor for tracked vehicle.

Background

The tracked vehicle on the existing market mostly adopts a fuel engine as a power source, and the following problems exist in the differential motor using the fuel engine and the gear box:

(1) both have that the structure is complicated, the installation is loaded down with trivial details, overhaul the difficulty:

(2) the fuel engine is not environment-friendly, energy-saving and noisy;

(3) the differential motor with the gear box works for a long time, oil leakage is easy, gear components are easy to damage, the noise of the gear box is very large, and the efficiency is not high.

Disclosure of Invention

Aiming at the problems of the power source of the existing tracked vehicle, the motor for the direct-drive tracked vehicle is provided, and has the advantages of environmental protection, simple structure, low noise and higher direct drive efficiency.

The specific technical scheme is as follows:

a motor for a direct drive tracked vehicle, comprising:

the stator is arranged on the periphery of the shaft;

the outer rotor is sleeved on the periphery of the stator, and gears are arranged on the periphery of the outer rotor along the circumferential direction of the outer rotor;

the permanent magnet is arranged on the inner periphery of the outer rotor and is positioned between the outer rotor and the stator;

the two covers are respectively arranged at two ends of the shaft, are respectively connected with the shaft in a rotating manner, and are respectively fixedly connected with two ends of the outer rotor.

The motor for the direct-drive tracked vehicle comprises: the two bearings are respectively arranged at the two ends of the shaft, and the two covers are respectively connected with the two ends of the shaft through the two bearings in a rotating mode.

The motor for the direct-drive tracked vehicle comprises: and the two oil seals are respectively arranged on the inner peripheries of the two covers, and the two covers are respectively in sealing fit with the two ends of the shaft through the two oil seals.

In the motor for the direct-drive tracked vehicle, the two covers are respectively and fixedly connected with the two ends of the outer rotor through the screws.

The motor for the direct-drive tracked vehicle is characterized in that the stator is connected with the shaft through a key pin.

The above-mentioned motor for directly driving tracked vehicle, wherein, the permanent magnet includes: and the magnets are fixedly connected with the inner periphery of the outer rotor through glue.

In the above-mentioned motor for direct-drive tracked vehicle, the bearing is located on the inner side of the cover, and the oil seal is located on the outer side of the cover.

In the motor for the direct-drive tracked vehicle, the inner sides of the two covers are respectively provided with the convex rings, and the two convex rings are in limit fit with the two ends of the inner periphery of the outer rotor.

In the direct-drive motor for the tracked vehicle, each cover is provided with a plurality of first threaded holes in the circumferential direction, a plurality of second threaded holes are formed in the two ends of the outer rotor in the circumferential direction, the first threaded holes are respectively opposite to the second threaded holes, the screws sequentially penetrate through the first threaded holes and the second threaded holes, and the screws are fixedly connected with the covers and the outer rotor.

In the direct-drive motor for the tracked vehicle, the outer periphery of the gear is provided with the plurality of outer tooth parts, the outer tooth parts are arranged at equal intervals along the circumferential direction of the gear respectively, and the outer tooth parts are located in the middle of the gear in the length direction.

Compared with the prior art, the technical scheme has the positive effects that:

(1) the utility model is directly driven by electric power, and diesel oil is not needed, thus reducing the pollution to the ambient air;

(2) the utility model has simple and reasonable structure, reduces the fault points and has long service life compared with reducing the gear change inside the motor;

(3) the driver of the motor of the utility model adopts a square wave controller, and the noise is low;

(4) the utility model discloses take and directly drive the mode, reduced the loss that other conversions brought.

Drawings

Fig. 1 is a schematic view of the overall structure of a motor for a direct-drive tracked vehicle according to the present invention;

fig. 2 is a cross-sectional view of the motor for the direct-drive tracked vehicle in the direction B-B in fig. 1;

in the drawings: 1. a shaft; 2. a stator; 3. an outer rotor; 4. a permanent magnet; 5. a cover; 6. a gear; 7. a bearing; 8. oil sealing; 9. a screw; 10. a key pin; 12. a convex ring; 13. a first threaded hole; 14. a second threaded hole; 15. an outer tooth portion.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.

Fig. 1 is the utility model relates to an overall structure schematic diagram of directly driving motor for tracked vehicle, fig. 2 is the utility model relates to a directly drive the cross-sectional view of B-B direction in fig. 1 of motor for tracked vehicle, as shown in fig. 1 and fig. 2, a preferred embodiment's directly drives motor for tracked vehicle is shown, include: the motor comprises a shaft 1, a stator 2, an outer rotor 3, a permanent magnet 4 and two covers 5, wherein the stator 2 is arranged on the periphery of the shaft 1, the outer rotor 3 is sleeved on the periphery of the stator 2, a gear 6 is arranged on the periphery of the outer rotor 3 along the circumferential direction of the outer rotor, the permanent magnet 4 is arranged on the inner periphery of the outer rotor 3, the permanent magnet 4 is positioned between the outer rotor 3 and the stator 2, the two covers 5 are respectively arranged at two ends of the shaft 1, the two covers 5 are respectively in rotating connection with the shaft 1, and the two covers 5 are respectively in fixed connection with two ends of the outer rotor 3.

Further, as a preferred embodiment, directly drive motor for the tracked vehicle still includes: two bearings 7, two bearings 7 are located the both ends of axle 1 respectively, and two lids 5 are connected with the both ends rotation of axle 1 through two bearings 7 respectively.

Further, as a preferred embodiment, directly drive motor for the tracked vehicle still includes: two oil seals 8, two oil seals 8 are respectively arranged on the inner peripheries of the two covers 5, and the two covers 5 are respectively matched with the two ends of the shaft 1 in a sealing way through the two oil seals 8.

The above is merely an example of the preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.

The utility model discloses still have following embodiment on above-mentioned basis:

in a further embodiment of the present invention, please continue to refer to fig. 1 and fig. 2, the two covers 5 are respectively fixedly connected to two ends of the outer rotor 3 through a plurality of screws 9.

In a further embodiment of the invention, the stator 2 is connected to the shaft 1 by means of a key pin 10.

In a further embodiment of the present invention, the permanent magnet 4 includes: and the magnets are fixedly connected with the inner periphery of the outer rotor through glue.

In a further embodiment of the invention, the bearing 7 is located inside the lid 5 and the oil seal 8 is located outside the lid 5.

The utility model discloses a in the further embodiment, the inboard of two lids 5 all is equipped with bulge loop 12, and two bulge loops 12 and the spacing cooperation in inner peripheral both ends of external rotor 3 are rational in infrastructure.

The utility model discloses a in the further embodiment, the circumferencial direction of each lid 5 all is equipped with a plurality of first screw holes 13, and the both ends of external rotor 3 all are equipped with a plurality of second screw holes 14 along its circumferencial direction, and a plurality of first screw holes 13 are just right mutually with a plurality of second screw holes 14 respectively, and screw 9 passes first screw hole 13 and second screw hole 14 in proper order, and screw 9 and lid 5, external rotor 3 fixed connection.

Preferably, the first threaded hole 13 is located on the outer periphery of the male ring 12.

The utility model discloses a further embodiment, the periphery of gear 6 is equipped with a plurality of outer tooth portion 15, and a plurality of outer tooth portion 15 are equidistant setting respectively along the circumferencial direction of gear 6, and a plurality of outer tooth portion 15 are located the length direction's of gear 6 middle part.

The utility model discloses a be equipped with the stator slot on the stator 2, be equipped with the coil in the stator slot, stator 2 center department installs axle 1, is equipped with hall sensor's mounting groove on the stator 2, installs hall sensor in the mounting groove, and the motor lead-out wire is drawn forth by epaxial shaft hole and with stator 2's three phase line hall sensor's 5 root small line welding, the back ligature that the welding finishes to seal the glue at the wire hole.

The utility model discloses paste permanent magnet 4 table on the magnetizer in taking tooth external rotor 3, glue solidification.

The utility model discloses external rotor 3 is used for driving track conveying power, paste magnet earlier in the external rotor, it is fixed to beat glue, then put key round pin 10 on axle 1, the stator 2 of impressing, key round pin 10 can prevent to beat and change, the motor lead-out wire is drawn forth by the shaft hole, connect phase line and hall line, and seal the glue in the wire outlet department, on the external rotor 3 of pasting magnet of packing into, load two lids 5 of pressing good bearing 7, lock on external rotor 3 with screw 9, oil blanket 8 is beaten on both sides, can be used to waterproof dustproof.

Preferably, the screw 9 is an M4 countersunk head screw.

The utility model discloses directly by electric drive, need not use diesel oil, reduced the pollution to ambient air.

The utility model has the advantages of simple and reasonable structure, compare in having reduced the inside gear change of motor, reduced the fault point, life is high.

The utility model discloses a driver of motor adopts square wave controller, and the noise is little.

The utility model discloses take and directly drive the mode, reduced the loss that other conversions brought.

The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.

Claims

1. The utility model provides a directly drive motor for tracked vehicle which characterized in that includes:

the stator is arranged on the periphery of the shaft;

2. The motor for the direct-drive tracked vehicle of claim 1, characterized by further comprising: the two bearings are respectively arranged at the two ends of the shaft, and the two covers are respectively connected with the two ends of the shaft through the two bearings in a rotating mode.

3. The motor for the direct-drive tracked vehicle of claim 2, characterized by further comprising: and the two oil seals are respectively arranged on the inner peripheries of the two covers, and the two covers are respectively in sealing fit with the two ends of the shaft through the two oil seals.

4. The motor for the direct-drive tracked vehicle of claim 1, wherein the two covers are fixedly connected with two ends of the outer rotor through a plurality of screws respectively.

5. The motor for a direct drive tracked vehicle of claim 1, wherein the stator is connected to the shaft by a key pin.

6. The motor for a direct drive tracked vehicle of claim 1, characterized in that, the permanent magnet comprises: and the magnets are fixedly connected with the inner periphery of the outer rotor through glue.

7. The motor for a direct drive tracked vehicle of claim 3, wherein said bearing is located on the inside of said cover and said oil seal is located on the outside of said cover.

8. The motor for the direct-drive tracked vehicle as claimed in claim 4, wherein the two covers are provided with protruding rings on the inner sides, and the two protruding rings are in limit fit with two ends of the inner periphery of the outer rotor.

9. The motor for the direct-drive crawler according to claim 8, wherein a plurality of first threaded holes are formed in the circumferential direction of each cover, a plurality of second threaded holes are formed in the two ends of the outer rotor along the circumferential direction of each outer rotor, the plurality of first threaded holes are respectively opposite to the plurality of second threaded holes, the screws sequentially penetrate through the first threaded holes and the second threaded holes, and the screws are fixedly connected with the covers and the outer rotor.

10. The motor for the direct-drive tracked vehicle as defined in claim 1, wherein a plurality of external tooth portions are arranged on the periphery of the gear, the external tooth portions are respectively arranged at equal intervals along the circumferential direction of the gear, and the external tooth portions are located in the middle of the gear in the length direction.