CN217789430U

CN217789430U - Brushless motor stator assembly for automobile cooling fan

Info

Publication number: CN217789430U
Application number: CN202221707258.1U
Authority: CN
Inventors: 张小东
Original assignee: Sichuan Dongte Technology Co ltd
Current assignee: Sichuan Dongte Technology Co ltd
Priority date: 2022-07-04
Filing date: 2022-07-04
Publication date: 2022-11-11
Anticipated expiration: 2032-07-04

Abstract

The utility model discloses a brushless motor stator assembly for automobile radiator fan, including motor casing, motor casing inner chamber fixed mounting has a plurality of insulation frame body, the inboard fixed mounting of insulation frame body has a plurality of dead lever, a plurality of dead lever outside sliding connection has the conducting strip, insulation frame body surface threaded connection has insulating threaded rod, insulating threaded rod one end swing joint is on the conducting strip surface, insulating threaded rod one end fixedly connected with connecting terminal, the inside copper pole that inlays of insulating threaded rod. The utility model discloses the convenience is connected coil lead-out wire and terminal fast under the not welded condition to be favorable to maintaining motor stability under the relatively poor operational environment in the car.

Description

Brushless motor stator assembly for automobile cooling fan

Technical Field

The utility model relates to a radiator fan technical field specifically is a brushless motor stator assembly for car radiator fan.

Background

The automobile radiator fan is arranged between an engine and a radiator, and when the fan blades are driven to rotate by the engine, high-speed airflow is generated to take away heat of cooling liquid in the radiator, so that the aim of radiating the engine is fulfilled.

The existing brushless motor for the fan needs to be assembled with a stator winding, a plurality of wires led out from a coil are used for connecting an external circuit, the coil lead-out wire needs to be connected with a terminal before connection, and the connection efficiency is low due to the fact that welding is needed when the coil lead-out wire and the terminal are connected in the prior art; and need draw out motor housing after the terminal connection is accomplished, generally need set up the through-hole, however automobile engine operational environment is relatively poor, and greasy dirt and steam permeate through the through-hole easily and get into inside the motor, lead to motor life-span to reduce even the damage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a brushless motor stator assembly for car radiator fan to solve the problem that above-mentioned background art provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a brushless motor stator assembly for automobile radiator fan, includes motor casing, motor casing inner chamber fixed mounting has a plurality of insulation frame body, the inboard fixed mounting of insulation frame body has a plurality of dead lever, a plurality of dead lever outside sliding connection has the conducting strip, insulation frame body surface threaded connection has insulating threaded rod, insulating threaded rod one end swing joint is on the conducting strip surface, insulating threaded rod one end fixedly connected with connecting terminal, insulating threaded rod inside inlays and is equipped with the copper pole.

Preferably, a sealing gasket is fixedly mounted on the outer side of the insulating threaded rod.

Preferably, the insulation threaded rod penetrates through the bottom of the motor shell.

Preferably, one end of the copper rod is in contact with the conducting strip, and one end of the copper rod is fixedly connected with the connecting terminal.

Preferably, a knob is fixedly connected to one side of the connecting terminal.

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

1. this brushless motor stator assembly for automobile radiator fan, the lead-out wire that will twist passes insulating frame inboard, makes it be located the conducting strip top, drives insulating threaded rod upward movement through twisting the knob that corresponds to promote conducting strip and lead-out wire in close contact with, until pressing from both sides the lead-out wire tight, form the route between conducting strip, copper pole and the connecting terminal this moment, accomplished lead-out wire connecting terminal's work, the process need not to use welding and all kinds of instruments, has promoted lead-out wire connecting terminal's work efficiency.

2. This brushless motor stator assembly for automobile radiator fan can drive sealed the upwards motion of filling up at insulating threaded rod motion in-process, when the conducting strip compressed tightly the lead-out wire, sealed the pad also closely with motor casing bottom contact to seal up the hole that insulating threaded rod link up, thereby play the function of grease proofing dirt and steam, guaranteed the life of motor.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic bottom structure of the present invention;

FIG. 3 is a schematic view of the structure of the insulating frame of the present invention;

fig. 4 is the schematic view of the sectional structure of the insulating threaded rod of the present invention.

In the figure: 1. a motor housing; 2. an insulating frame body; 3. fixing the rod; 4. a conductive sheet; 5. an insulated threaded rod; 6. a gasket; 7. a connection terminal; 8. a knob; 9. a copper rod.

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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a brushless motor stator assembly for automobile radiator fan, including

motor casing

1, 1 inner chamber fixed mounting of motor casing has a plurality of

insulation frame

2, 2 inboard fixed mounting of insulation frame have a plurality of

dead lever

3, 3 outside sliding connection of a plurality of dead lever have conducting

strip

4, 2 surperficial threaded connection of insulation frame have insulating threaded

rod

5, 5 one end swing joint of insulating threaded rod is on the 4 surfaces of conducting strip, 5 one end fixedly connected with connecting terminal 7 of insulating threaded rod, 5 inside copper pole 9 that are equipped with of embedding of insulating threaded rod, directly put into 2 inboards of insulation frame with the coil lead-out wire, through rotating insulating threaded rod 5, make conducting strip 4 and lead-out wire contact and compress tightly the lead-out wire in insulation frame 2, make the lead-out wire, conducting strip 4, copper pole 9, electrically conduct between connecting terminal 7, be convenient for follow-up with motor access circuit.

In this embodiment, the outer side of the insulating threaded rod 5 is fixedly provided with the sealing gasket 6, the sealing gasket 6 can be made of rubber, and the sealing gasket 6 is driven to move upwards when the insulating threaded rod 5 is rotated, and finally the bottom of the motor housing 1 is extruded, so that the hole through which the insulating threaded rod 5 penetrates through the motor housing 1 is blocked.

In the present embodiment, the insulating threaded rod 5 penetrates the bottom of the motor housing 1, and the position of the conductive plate 4 is controlled by externally controlling the rotation of the insulating threaded rod 5, so that the conductive plate 4 presses the coil lead-out wire.

In this embodiment, one end of the copper rod 9 is in contact with the conductive sheet 4, one end of the copper rod 9 is fixedly connected with the connection terminal 7, and a path can be formed between the conductive sheet 4 and the connection terminal 7 through the copper rod 9, so that the coil outgoing line in close contact with the conductive sheet 4 is conducted with the connection terminal 7.

In this embodiment, connecting terminal 7 one side fixedly connected with knob 8, the convenience directly drives insulating threaded rod 5 through rotating knob 8 and rotates, need not the instrument and can accomplish the work of being connected of terminal and coil lead-out wire.

The working principle is as follows: the utility model relates to a brushless motor stator assembly for car radiator fan, the coil is after the winding is accomplished, will need to weld the lead-out wire of same terminal and twist together, and the lead-out wire that will twist passes insulating frame 2 inboardly, make it be located conducting strip 4 top, move corresponding knob 8 through twisting and drive insulating threaded rod 5 upward movement, thereby promote conducting strip 4 and lead-out wire in close contact with, until pressing from both sides the lead-out wire tightly, conducting strip 4 this moment, form the route between copper bar 9 and the connecting terminal 7, the work of lead-out wire connecting terminal has been accomplished

Can drive sealed 6 upward movements of filling up at insulating threaded rod 5 motion in-process, when conducting strip 4 has compressed tightly the lead-out wire, sealed 6 of filling up also inseparable and motor casing 1 bottom contact to live with the hole that insulating threaded rod 5 link up is sealed.

Those not described in detail in this specification are within the skill of the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an automobile is brushless motor stator assembly for radiator fan, includes motor casing (1), its characterized in that: motor casing (1) inner chamber fixed mounting has a plurality of insulation frame body (2), insulation frame body (2) inboard fixed mounting has a plurality of dead lever (3), a plurality of dead lever (3) outside sliding connection has conducting strip (4), insulation frame body (2) surface threaded connection has insulating threaded rod (5), insulating threaded rod (5) one end swing joint is on conducting strip (4) surface, insulating threaded rod (5) one end fixedly connected with connecting terminal (7), inside the inlaying of insulating threaded rod (5) is equipped with copper pole (9).

2. The brushless motor stator assembly of claim 1, wherein: and a sealing gasket (6) is fixedly arranged on the outer side of the insulating threaded rod (5).

3. The brushless motor stator assembly for the vehicle cooling fan according to claim 1, wherein: the insulation threaded rod (5) penetrates through the bottom of the motor shell (1).

4. The brushless motor stator assembly of claim 1, wherein: copper pole (9) one end and conducting strip (4) contact, fixed connection between copper pole (9) one end and connecting terminal (7).

5. The brushless motor stator assembly of claim 1, wherein: and one side of the connecting terminal (7) is fixedly connected with a knob (8).