CN211377764U

CN211377764U - Dust cover for motor

Info

Publication number: CN211377764U
Application number: CN202020168534.6U
Authority: CN
Inventors: 陈沛多
Original assignee: Shanghai Yeke Trading Co ltd
Current assignee: Shanghai Yeke Trading Co ltd
Priority date: 2020-02-14
Filing date: 2020-02-14
Publication date: 2020-08-28
Anticipated expiration: 2030-02-14

Abstract

The utility model discloses a shield for motor, which comprises a base, the non-open end outer wall middle part of base is equipped with the heat dissipation fan housing, and the tip inner wall of heat dissipation fan housing is equipped with the reel, the open end joint of base has the shroud, and the junction of base and shroud all is equipped with fixed flange, fixed flange's both ends outer wall all is equipped with the fastener, the shroud is cavity tubular structure, the equipartition distance annular distribution of the inner wall of base and shroud has the stator slot, and the inner wall middle part of base and shroud is the rotor slot. The utility model discloses integrated on motor housing, the shield passes through the gland formula structure to be fixed in rotor shaft portion, is equipped with convection hole and protection otter board on the shield, can effectual reduction airtight to the casing, guarantees good thermal diffusivity in its motor, reserves the lead wire and inserts the lead wire end that the electric row is connected through inside and outside and comb, reduces the problem that the shield can the separation a lot of circuits walk the line.

Description

Dust cover for motor

Technical Field

The utility model relates to the technical field of electric machine, especially, relate to a shield for motor.

Background

The motor dust cover provides protection for sensitive motor, avoids external debris to get into inside the motor, causes the damage to motor internals, reduces life. The common motor dust cover comprises metal and plastic products.

Present shield is based on motor casing, but has increased the thickness of casing, and then has made the thermal diffusivity variation of motor, and the shield can the many circuits of separation simultaneously walk the line, influences motor end wiring.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing the dustproof cover for the motor.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a shield for motor, includes the base, the non-open end outer wall middle part of base is equipped with the heat dissipation fan housing, and the tip inner wall of heat dissipation fan housing is equipped with the reel, the open end joint of base has the shroud, and the junction of base and shroud all is equipped with fixed flange, fixed flange's both ends outer wall all is equipped with the fastener, the shroud is cavity tubular structure, the inner wall equipartition distance annular distribution of base and shroud has the stator slot, and is the rotor slot in the middle part of the inner wall of base and shroud, the outer wall joint of shroud has the tip clamp plate, and the outer wall middle part an organic whole of tip clamp plate is connected with the reel, the outer wall equidistance annular distribution of tip clamp plate has the convection hole, and bonds to the inner.

Preferably, a groove is formed in the middle of the inner wall of the rotating shaft disc, and a roller bearing is clamped on the inner wall of the groove.

Preferably, a lead hole is formed in one side of the cover cap, a reserved lead is inserted into the inner wall of the lead hole in a penetrating mode, and a dustproof ring is clamped on the inner wall of the lead hole.

Preferably, the inner wall of one end of the reserved lead is connected with the power strip, and the other end of the reserved lead is connected with the connector.

Preferably, the inner wall of the power strip is provided with one to nine power-on holes, the one to nine power-on holes are divided into five groups of wiring terminals, and the five groups of wiring terminals are respectively marked by white, red, yellow, blue and black in sequence.

Preferably, a fixing screw hole is reserved in the outer wall of one end, far away from the reserved lead, of the cover cap, and a nameplate is fixed on the outer wall of one side, close to the fixing screw hole, of the cover cap through a rivet.

The utility model has the advantages that:

1. the motor dustproof cover is integrated on a motor shell, the dustproof cover is fixed on the rotor rotating shaft part through a gland type structure, and convection holes and a protection screen plate are arranged on the dustproof cover, so that the sealing of the shell can be effectively reduced, and the good heat dissipation performance in the motor is ensured;

2. this motor shield still is equipped with the lead wire of reservation and inserts the row of electricity at the shroud end, combs through the lead wire end that is connected inside and outside, only needs fixed stator and rotor can form the main operation part of motor, reduces the problem that many circuits of shield meeting separation were walked the line.

Drawings

Fig. 1 is a schematic view of a front view structure of a dust cap for a motor according to the present invention;

fig. 2 is a schematic side view of a dust cap for a motor according to the present invention;

fig. 3 is the utility model provides a power strip circuit diagram is inserted with shield for motor.

In the figure: the structure comprises a base 1, a cover 2, a fixing flange 3, a fastening piece 4, a rotating shaft disc 5, a reserved lead 6, a power strip 7, a heat dissipation fan cover 8, convection holes 9, a protective screen plate 10, a ball bearing 11 and a pressing plate 12 at the end part.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-3, a dust cap for a motor comprises a base 1, a heat dissipation fan housing 8 is arranged in the middle of the outer wall of the non-open end of the base 1, a shaft disc is arranged on the inner wall of the end portion of the heat dissipation fan housing 8, a cover cap 2 is clamped at the open end of the base 1, a fixing flange 3 is arranged at the joint of the base 1 and the cover cap 2, fasteners 4 are arranged on the outer walls of the two ends of the fixing flange 3, the cover cap 2 is of a hollow cylindrical structure, stator slots are annularly distributed on the inner walls of the base 1 and the cover cap 2 at equal distances, a rotor slot is arranged in the middle of the inner walls of the base 1 and the cover cap 2, an end portion pressure plate 12 is clamped on the outer wall of the cover cap 2, a rotating shaft disc 5 is integrally connected to the middle of the outer wall of the end portion pressure plate 12, convection holes 9 are annularly distributed on the outer wall of, open one side of shroud 2 has the pin hole, and the pin hole inner wall alternates there is reserved lead wire 6, the inner wall joint of pin hole has the dust ring, the one end inner wall connection of reserved lead wire 6 has power strip 7, and the other end of reserved lead wire 6 is connected with the connector, the inner wall of power strip 7 is equipped with one to nine circular telegram holes, and one to nine circular telegram holes divide into five wiring ends, five wiring ends are respectively through white, red, yellow, blue and black sign in proper order, shroud 2 keeps away from the one end outer wall of reserved lead wire 6 and leaves fixed screw, and shroud 2 is close to one side outer wall of fixed screw and has the data plate through fix with rivet.

The working principle is as follows: when the motor dustproof cover is used, the motor dustproof cover is integrated on a motor shell, only a stator and a rotor need to be fixed in the cover cap 2 and the base 1, a reserved lead 6 and an inserted power bar 7 are connected, the lead ends connected with the inside and the outside are combed to form the main operation part of the motor, the end pressing plate 12 is fixed on the rotor rotating shaft part through the pressing cover type structure, the convection hole 9 and the protection screen plate 10 are arranged on the end pressing plate 12, the sealing of the shell can be effectively reduced, and the good heat dissipation performance of the motor can be guaranteed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a dust cover for motor, includes base (1), its characterized in that, the non-open end outer wall middle part of base (1) is equipped with heat dissipation fan housing (8), and the tip inner wall of heat dissipation fan housing (8) is equipped with the reel, the open end joint of base (1) has shroud (2), and the junction of base (1) and shroud (2) all is equipped with fixed flange (3), the both ends outer wall of fixed flange (3) all is equipped with fastener (4), shroud (2) are the cavity tubular structure, the inner wall equipartition distance annular distribution of base (1) and shroud (2) has the stator slot, and the inner wall middle part of base (1) and shroud (2) is the rotor slot, the outer wall joint of shroud (2) has tip clamp plate (12), and the outer wall middle part an organic whole of tip clamp plate (12) is connected with pivot dish (5), the outer wall equidistance annular distribution of tip clamp plate (12) has convection hole (9), and the inner wall of the convection hole (9) is adhered with a protective screen (10).

2. The dust cover for the motor as claimed in claim 1, wherein a groove is formed in the middle of the inner wall of the shaft rotating disc (5), and a roller bearing (11) is clamped on the inner wall of the groove.

3. The dust cover for the motor is characterized in that one side of the cover cap (2) is provided with a lead hole, a reserved lead (6) is inserted into the inner wall of the lead hole, and a dust ring is clamped on the inner wall of the lead hole.

4. The dust cover for the motor is characterized in that the inner wall of one end of the reserved lead (6) is connected with an electric socket (7), and the other end of the reserved lead (6) is connected with a connector.

5. The dust cover for the motor according to claim 4, wherein the inner wall of the power strip (7) is provided with one to nine power holes, and the one to nine power holes are divided into five groups of terminals, and the five groups of terminals are respectively marked by white, red, yellow, blue and black in sequence.

6. The dust cover for the motor is characterized in that a fixing screw hole is reserved in the outer wall of one end, far away from the reserved lead (6), of the cover cap (2), and a nameplate is fixed to the outer wall of one side, close to the fixing screw hole, of the cover cap (2) through a rivet.