CN218549632U

CN218549632U - Motor end cover for electric vehicle

Info

Publication number: CN218549632U
Application number: CN202223150589.2U
Authority: CN
Inventors: 袁建文; 袁翊氓
Original assignee: Changzhou Wujin Longben Metal Die Casting Co ltd
Current assignee: Changzhou Wujin Longben Metal Die Casting Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-02-28
Anticipated expiration: 2032-11-25

Abstract

The utility model relates to an electric vehicle technical field specifically is a motor end cover for electric vehicle, include the end cover body, parent tube, protection component and the locking piece of being connected with the motor, the end cover body is close to motor one side and is provided with the foundation ditch, the foundation ditch center is provided with the parent tube, end cover body center be provided with the centre bore that the parent tube link up, be provided with on the end cover body a plurality of with the louvre that the foundation ditch link up, the louvre sets up centre bore week side, protection component includes protection frame, accept frame and dust screen, this motor end cover for electric vehicle, the foundation ditch that the protection frame that will have the dust screen one side aimed at the end cover body and slide in makes the fretwork hole aim at the louvre, through locking the fixed protection component of piece, guarantees dust screen and louvre laminating, plays good dustproof effect.

Description

Motor end cover for electric vehicle

Technical Field

The utility model relates to an electric vehicle technical field specifically is a motor end cover for electric vehicle.

Background

It is well known, electric vehicle includes electric bicycle, electric motorcycle, electric monocycle, electric quadricycle, electric tricycle, electric scooter new forms of energy trolley in addition, all need the end cover on the above-mentioned no matter which electric vehicle's the motor, current electric vehicle motor end cover still need provide dustproof protection under the radiating prerequisite of assurance, the dust screen is mostly the integral type with the motor end cover on the current motor end cover, damage appears when the part, wholly can't use, and when clearing up it, remaining water stain mixed impurity, it can corrode the motor end cover to be difficult to avoid, lead to equipment life to hang down, and how guarantee that motor end cover and motor are connected stably, prevent not hard up, also be the problem that needs to solve, we need a new motor end cover for electric vehicle for this reason.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a motor end cover for electric vehicle.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a motor end cover for electric vehicle, includes end cover body, parent tube, protection subassembly and the dead piece of lock that is connected with the motor, the end cover body is close to motor one side and is provided with the base groove, the base groove center is provided with the parent tube, end cover body center be provided with the centre bore that the parent tube link up, be provided with on the end cover body a plurality of with the louvre that the base groove link up, the louvre sets up in centre bore week side, protection subassembly includes protection frame, accepting frame and dust screen, protection frame center be provided with the through-hole of parent tube outer wall looks adaptation, be provided with a plurality of fretwork holes with the louvre adaptation on the protection frame, the protection frame is close to louvre one end is provided with the dust screen that is used for preventing the louvre to get into dust, the protection frame is kept away from louvre one end be provided with accepting frame, be provided with the draw-in groove on accepting frame, the dead piece includes screwed pipe, bearing and cardboard, the screwed pipe inner wall with base tube outer wall top threaded connection, screwed pipe below outer wall is provided with the bearing, the bearing inner race with the bearing outer lane with the draw-in groove outer wall connection, the cardboard one end, the cardboard with the cardboard sets up to a plurality of cardboard sets up and evenly arranges the draw-in a plurality of cardboard group.

In order to guarantee that cardboard and draw-in groove are connected stably, the utility model discloses the improvement has, the draw-in groove with the cardboard all is the L type.

In order to guarantee that the end cover body is connected stably with the motor, the utility model discloses the improvement has, the accept frame top is provided with the blotter, be provided with on the blotter with the scarce groove of draw-in groove looks adaptation.

For the convenience of drive screwed pipe, the utility model discloses the improvement has, the screwed pipe outer wall is provided with the friction line that a plurality of groups were evenly arranged, the friction line sets up the bearing top.

Further, be connected stably with the motor in order to guarantee the end cover body, the utility model discloses the improvement has, the end cover body is close to motor one side outer wall and is provided with the connection piece, be provided with the screw hole on the connection piece.

In order to guarantee the intensity of end cover body, the utility model discloses the improvement has, the end cover body outside is provided with the strengthening rib, strengthening rib one end with the connection piece is connected, strengthening rib one side with end cover body outer wall connection.

(III) advantageous effects

Compared with the prior art, the utility model provides a motor end cover for electric vehicle possesses following beneficial effect:

this motor end cover for electric vehicle aims at the foundation ditch of end cover body and slides in with the protection frame that has the dust screen one side, makes the fretwork hole aim at the louvre, through the fixed protective assembly of locking piece, guarantees the laminating of dust screen and louvre, plays good dustproof effect.

This motor end cover for electric vehicle, the protection component and the locking of end cover body are releasable connection, and when the dust screen need be cleared up, the clearance is conveniently dismantled, and the damage appears in the part moreover, and convenient change maintenance avoids the wasting of resources, is provided with the blotter on accepting the frame and is used for guaranteeing the stability that end cover body and motor are connected.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a first front view of the structure of the present invention;

fig. 3 is a schematic diagram of a second front view of the structure of the present invention.

In the figure: 1. an end cap body; 2. a base pipe; 3. heat dissipation holes; 4. a protective frame; 5. a receiving frame; 7. a threaded pipe; 8. a bearing; 9. clamping a plate; 10. a card slot; 11. a cushion pad; 12. notching; 13. rubbing the lines; 14. connecting sheets; 15. and (5) reinforcing ribs.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-3, a motor end cover for an electric vehicle comprises an end cover body 1 connected with a motor, a base pipe 2, a protective component and a locking component, wherein a base groove is arranged on one side of the end cover body 1 close to the motor, the base pipe 2 is arranged at the center of the base groove, a central hole communicated with the base pipe 2 is arranged at the center of the end cover body 1, a plurality of heat dissipation holes 3 communicated with the base groove are arranged on the end cover body 1, the heat dissipation holes 3 are arranged on the periphery of the central hole, the protective component comprises a protective frame 4, a bearing frame 5 and a dust screen, a through hole matched with the outer wall of the base pipe 2 is arranged at the center of the protective frame 4, a plurality of hollow holes matched with the heat dissipation holes 3 are arranged on the protective frame 4, the dust screen used for preventing dust from entering the heat dissipation holes 3 is arranged at one end of the protective frame 4 close to the heat dissipation holes 3, the end, far away from the heat dissipation hole 3, of the protective frame 4 is provided with the bearing frame 5, the bearing frame 5 is provided with a clamping groove 10, the locking part comprises a threaded pipe 7, a bearing 8 and a clamping plate 9, the inner wall of the threaded pipe 7 is in threaded connection with the upper part of the outer wall of the base pipe 2, the lower part of the threaded pipe 7 is provided with the bearing 8, the inner ring of the bearing 8 is connected with the outer wall of the threaded pipe 7, the outer ring of the bearing 8 is connected with one end of the clamping plate 9, the other end of the clamping plate 9 is matched with the clamping groove 10, the clamping plate 9 and the clamping groove 10 are arranged into a plurality of groups and are uniformly arranged, one surface of the protective frame 4 with a dust screen is punched towards the base groove, the heat dissipation hole 3 is matched with the hollowed hole, threads are arranged above the base pipe 2, the threaded pipe 7 is in threaded connection with the base pipe 2, the bearing frame 5 with the clamping groove 10 is arranged on the protective frame 4, and the clamping plate 9 is aligned with the clamping groove 10, when 7 downstream of rotatory screwed pipe, cardboard 9 progressively imbeds in draw-in groove 10, until 7 unable rotations of screwed pipe, protective assembly is connected stably with the basic groove this moment, and its protective assembly, the dead piece of lock and end cover body 1 all adopt releasable connection, when needs wash, pull down protective assembly and clear up again, remaining water stain and mixture erosion end cover body 1 when avoiding wasing, appear damaging when the equipment part simultaneously, conveniently dismantle the maintenance.

The above-mentioned equipment discovers in the in-service use that there is the unstable condition of cardboard 9 and draw-in groove 10 being connected, and in order to solve above-mentioned problem, in this embodiment, draw-in groove 10 with cardboard 9 all is the L type.

In the practical use process, it is stable to send out, needs to guarantee that end cover body 1 is connected with the motor, in order to guarantee its connection effect, in this embodiment, accept frame 5 top and be provided with blotter 11, be provided with on the blotter 11 with the scarce groove 12 of draw-in groove 10 looks adaptation, in order to guarantee that blotter 11 and motor closely laminate, cardboard 9 upper wall is less than scarce groove 12.

In practical use, it is found that there is a slip when screwing the threaded pipe 7, and in order to solve the above problem, in the present embodiment, the outer wall of the threaded pipe 7 is provided with a plurality of groups of friction lines 13 which are uniformly arranged, and the friction lines 13 are arranged above the bearing 8.

In the practical use process, the end cover body 1 is connected with the motor not only through threaded connection, but also through bolt connection, in order to meet various connection modes, in this embodiment, the outer wall of the end cover body 1 close to one side of the motor is provided with a connecting piece 14, and the connecting piece 14 is provided with a threaded hole.

In the practical use process, the strength of the end cover body 1 needs to be ensured, in order to meet the requirements, in the embodiment, the reinforcing rib 15 is arranged on the outer side of the end cover body 1, one end of the reinforcing rib 15 is connected with the connecting piece 14, and one side of the reinforcing rib 15 is connected with the outer wall of the end cover body 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a motor end cover for electric vehicle, includes end cover body (1), parent tube (2), protection component and the dead piece of lock of being connected with the motor, its characterized in that: the end cover comprises an end cover body (1), wherein a base groove is arranged on one side, close to a motor, of the end cover body (1), the base groove (2) is arranged at the center of the base groove, a central hole communicated with the base pipe (2) is formed in the center of the end cover body (1), a plurality of heat dissipation holes (3) communicated with the base groove are formed in the end cover body (1), the heat dissipation holes (3) are formed in the periphery of the central hole, a protection assembly comprises a protection frame (4), a bearing frame (5) and a dust screen, a through hole matched with the outer wall of the base pipe (2) is formed in the center of the protection frame (4), a plurality of hollowed holes matched with the heat dissipation holes (3) are formed in the protection frame (4), the protection frame (4) is close to one end of the heat dissipation holes (3) and is provided with the dust screen used for preventing the heat dissipation holes (3) from entering dust, the protection frame (4) is far away from one end of the bearing frame (5), a clamping groove (10) is formed in the bearing frame (5), the locking piece comprises a threaded pipe (7), a bearing (8) and a clamping plate (9), the outer wall of the base pipe (2) is connected with the outer wall of the bearing (7), the bearing outer ring (8) and the bearing outer ring (9), the other end of the clamping plate (9) is matched with the clamping grooves (10), and the clamping plate (9) and the clamping grooves (10) are arranged into a plurality of groups and are uniformly arranged.

2. The motor end cover for the electric vehicle as set forth in claim 1, wherein: the clamping groove (10) and the clamping plate (9) are L-shaped.

3. The motor end cover for the electric vehicle as set forth in claim 2, wherein: a buffer pad (11) is arranged above the bearing frame (5), and a notch (12) matched with the clamping groove (10) is formed in the buffer pad (11).

4. The motor end cover for the electric vehicle as set forth in claim 3, wherein: the outer wall of the threaded pipe (7) is provided with a plurality of groups of friction grains (13) which are uniformly distributed, and the friction grains (13) are arranged above the bearing (8).

5. The motor end cover for the electric vehicle as set forth in claim 4, wherein: the end cover comprises an end cover body (1), wherein a connecting piece (14) is arranged on the outer wall of one side, close to the motor, of the end cover body (1), and a threaded hole is formed in the connecting piece (14).

6. The motor end cover for the electric vehicle as set forth in claim 5, wherein: the end cover is characterized in that a reinforcing rib (15) is arranged on the outer side of the end cover body (1), one end of the reinforcing rib (15) is connected with the connecting piece (14), and one side of the reinforcing rib (15) is connected with the outer wall of the end cover body (1).