CN213959854U

CN213959854U - Motor end cover

Info

Publication number: CN213959854U
Application number: CN202022682773.6U
Authority: CN
Inventors: 陈晨
Original assignee: Yuyao Aosheng Motor Manufacturing Co ltd
Current assignee: Yuyao Aosheng Motor Manufacturing Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-08-13
Anticipated expiration: 2030-11-18

Abstract

The application relates to a motor end cover, including the end cover body, the delivery outlet has been seted up at end cover body middle part, the end cover body is in the week side of delivery outlet is provided with two adjacent brushes, two the brush side respectively is provided with a wire, the end cover body is in week side of delivery outlet is provided with two confessions the wire is pegged graft and is followed the lead wire passageway that the end cover body side was drawn forth. The end cover has the advantages that the wire can be led out from the side end of the end cover body, the lead-out position of the wire is more accurate, and the wire is more convenient to fix.

Description

Motor end cover

Technical Field

The application relates to the technical field of motor accessories, in particular to a motor end cover.

Background

At present, a motor end cover is a main part of a motor which is matched with a motor shell in an installing mode and effectively prevents dust and water vapor in air from entering the motor. In the existing direct current brush motor, a circular brush holder for installing an electric brush is usually arranged on an end cover of the motor, a circuit board is arranged on the brush holder, electronic elements such as an inductor are arranged on the circuit board, heat and vibration generated during the operation of the electric brush are usually transmitted to the circuit board by the brush holder, and the circuit board is usually aged and deformed due to the fact that the temperature of the circuit board is increased.

The prior patent publication number: CN103633782B discloses a motor and an end cap assembly thereof, which includes a metal casing, a brush, and a capacitor, where the capacitor includes a first metal sheet, a second metal sheet, and an insulation sheet sandwiched between the two metal sheets, the first metal sheet is electrically connected to the brush, and the second metal sheet is electrically connected to the metal casing.

The above prior art solutions have the following drawbacks: after the end cover is installed on the motor, two wires are led out from the end cover, the led-out direction is usually one end part of the end cover, when the motor is applied to a narrow space, the wires can influence the installation of the motor, and the wires can be broken due to the fact that the wires are bent to the side end of the motor, so that danger is generated.

SUMMERY OF THE UTILITY MODEL

In order to make the wire can directly be drawn forth from the side of motor, this application provides a motor end cover.

The above object of the present application is achieved by the following technical solutions:

the utility model provides a motor end cover, includes the end cover body, the delivery outlet has been seted up at end cover body middle part, the end cover body is in the week side of delivery outlet is provided with two adjacent brushes, two the brush side respectively is provided with a wire, the end cover body is in week side of delivery outlet is provided with two confessions the wire is pegged graft and is followed the lead wire passageway that end cover body side was drawn forth.

Through adopting above-mentioned technical scheme, the one end beading of wire is on the brush, then draws forth the wire to the side of end cover along the lead wire passageway of delivery outlet both sides to when making the end cover fix on the motor, the position that the wire was drawn forth is the side of motor, thereby makes the motor of having installed this motor end cover can be applied to multiple environment.

Preferably, the brush side end is provided with a capacitor extending along the lead passage to an outer side end of the end cap body.

Through adopting above-mentioned technical scheme, set up electric capacity at the side of brush, link to the outside of end cover with the other end of electric capacity along the lead wire passageway to make motor end cover installation back, the one end of electric capacity is connected to motor housing, thereby realizes the one end ground connection of electric capacity, and the electromagnetic shield can be realized in setting up of electric capacity, thereby the electromagnetism that self produced when reducing the motor operation produces the influence to self, increase of service life.

Preferably, one end of the end cover body is provided with a T-shaped limiting block at one side far away from the electric brush, limiting plates are arranged on two sides of the T-shaped limiting block of the end cover body, and the wire penetrates through the T-shaped limiting block and the limiting plates.

Through adopting above-mentioned technical scheme, the outside of lead wire passageway forms between for "T" type stopper and the limiting plate, carries on spacingly through "T" type stopper and limiting plate to the wire for the wire is drawn forth the back position from the end cover side and is more accurate, directly forms two lead wire passageways through one "T" type stopper and two limiting plates simultaneously, can change the direction that the wire extends on the one hand, and on the other hand is more convenient when making the end cover.

Preferably, a clamping block for fixing the lead is arranged at one side end of the limiting plate close to the T-shaped limiting block.

Through adopting above-mentioned technical scheme, peg graft after between "T" type stopper and limiting plate when the wire, still need install other parts on the end cover or with the end cover installation and motor casing, the wire can be followed and deviate from between "T" type stopper and the limiting plate this moment, thereby lead to the fact the influence to the assembly, this scheme sets up the fixture block through the one end that is close to each other at the limiting plate, it is direct spacing by the fixture block when making the wire peg graft between "T" type stopper and limiting plate, thereby make the wire be difficult for deviating from, convenient assembly.

Preferably, one side end of the fixture block away from the wire is an inclined guide inclined surface.

Through adopting above-mentioned technical scheme, the one end of keeping away from the wire with the fixture block sets up to the guide inclined plane, when making the wire insert between "T" type stopper and the limiting plate, can contact with the guide inclined plane earlier, under the direction on guide inclined plane, the surface of wire takes place to deform, and "T" type stopper and limiting plate slightly deform to both sides, thereby make the wire can insert completely along the guide inclined plane between "T" type stopper and the limiting plate, realize fixedly, this scheme makes the installation of wire more convenient through the guide inclined plane.

Preferably, the end cover body side end is provided with a leading-out groove, the end cover body is provided with a fixed convex strip at one side end of the two limiting plates, the side end is far away from each other, and a fixing groove for winding the capacitor is formed between the two ends of the fixed convex strip and the limiting plates.

Through adopting above-mentioned technical scheme, this internal lead wire passageway of follow end cover of electric capacity one end is drawn forth, then wears out from drawing forth the groove, twines in the fixed slot between fixed sand grip and the limiting plate to fix electric capacity, make electric capacity when not occupying unnecessary space, make electric capacity fixed more convenient.

Preferably, the fixing convex strip is provided with a guide inclined plane at one side end close to the fixing groove.

Through adopting above-mentioned technical scheme, set one side end of fixed sand grip to the direction inclined plane for the opening of fixed slot is the flaring form, and when carrying out the one end of fixed capacitance, it will be more convenient.

Preferably, the end of the T-shaped limiting block and the end of the limiting plate, which are far away from the output hole, protrude out of the side end of the end cover body to form a turning groove for bending the lead.

Through adopting above-mentioned technical scheme, wear out the side that the back directly was located the motor when the wire from between "T" type stopper and the limiting plate, need keep away from the one end of end cover with the wire because of the installation demand sometimes and draw forth, this scheme makes "T" type stopper and limiting plate extend to the outside of end cover, thereby form the groove of turning over, the wire can be followed the groove of turning over and buckled, thereby the side that pastes tight motor is drawn forth from the one end of keeping away from the end cover, make the wire can not receive outside friction and fracture etc. in the part of turning over the groove and buckling, can effectual protection wire.

To sum up, the beneficial technical effect of this application does:

1. the lead is led out to the side end of the end cover along the lead channels on the two sides of the output hole, so that when the end cover is fixed on the motor, the lead is led out at the side end of the motor, and the motor provided with the motor end cover can be applied to various environments;

2. the wire is limited by the T-shaped limiting block and the limiting plates, so that the position of the wire led out from the side end of the end cover is more accurate, and meanwhile, two lead channels are directly formed by the T-shaped limiting block and the two limiting plates, so that the extending direction of the wire can be changed, and the end cover can be more conveniently manufactured;

3. lead wire channel from the end cover body of electric capacity one end is drawn forth, then wears out from drawing forth the groove, twines in the fixed slot between fixed sand grip and the limiting plate to fix electric capacity, make electric capacity when not occupying unnecessary space, make electric capacity fixed more convenient.

Drawings

FIG. 1 is a schematic structural view of a motor end cap;

FIG. 2 is a schematic structural diagram of a motor end cover without a lead and a capacitor;

FIG. 3 is an enlarged view of FIG. 2 at A;

fig. 4 is a structural schematic diagram of another view angle of the motor end cover.

In the figure: 1. an end cap body; 2. an output aperture; 3. an electric brush; 4. a wire; 5. a wire passage; 6. a T-shaped limiting block; 7. a first folded plate; 8. a second folded plate; 9. a limiting plate; 10. a clamping block; 11. a guide ramp; 12. turning out the groove; 13. a capacitor; 14. fixing the convex strip; 15. fixing grooves; 16. a lead-out groove; 17. a guide slope.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

Referring to fig. 1, a motor end cover comprises an end cover body 1, an output hole 2 is formed in the middle of the end cover body 1, and two adjacent electric brushes 3 are arranged on the periphery of the output hole 2 of the end cover body 1.

Two brushes 3 are respectively welded with a conducting wire 4 at one end far away from each other, and two lead channels 5 for the conducting wires 4 to extend are formed on the peripheral side of the output hole 2 of the end cover body 1 from the position close to the brushes 3 to the position far away from the brushes 3.

Referring to fig. 2 and 3, a "T" type stopper 6 is integrally disposed at one side of the end cap body 1 away from the brush 3, the "T" type stopper 6 includes a first folded plate 7 close to one side of the output hole 2 and a second folded plate 8 integrally disposed at one end of the first folded plate 7 away from the output hole 2 and extending to the side end of the end cap body 1, and the second folded plate 8 is disposed in the middle of the first folded plate 7 and perpendicular to the first folded plate 7.

End cover body 1 is provided with limiting plate 9 in an organic whole in the both sides of second folded plate 8, leave the groove that supplies 4 grafting of wire between limiting plate 9 and the first folded plate 7, equally form between limiting plate 9 and the second folded plate 8 and supply 4 male clearances of wire, two limiting plates 9 are provided with fixture block 10 in a terminal surface an organic whole that is close to each other, fixture block 10 is located the middle part of

limiting plate

9, 4 joints of wire are in between limiting plate 9 and the second folded plate 8 and are located the bottom, fixture block 10 is kept away from the guide inclined plane 11 that the one end of wire 4 set the slope form, can slide into between limiting plate 9 and the second folded plate 8 along guide inclined plane 11 when making wire 4 insert.

Referring to fig. 3 and 4, the second flap 8 and the end of the stopper plate 9 away from the output hole 2 protrude from the side end of the end cap body 1, so that an inverted groove 12 is formed at the other end of the end cap body 1, and the wire 4 may be bent along the inverted groove 12 from between the stopper plate 9 and the second flap 8, so that the extending direction is away from one side of the end cap body 1.

Brush 3 each other one side end of keeping away from has welded a electric capacity 13, electric capacity 13 arranges in lead wire passageway 5 equally, the one end an organic whole that limiting plate 9 kept away from each other is provided with fixed sand grip 14, fixed slot 15 has been seted up at the both ends of fixed sand grip 14 and limiting plate 9 junction, end cover body 1 has been seted up in the one side that fixed sand grip 14 kept away from each other and has been drawn forth groove 16, draw forth groove 16 and a fixed slot 15 to the intercommunication, electric capacity 13 keeps away from brush 3's one end insert along drawing groove 16 with draw forth in the fixed slot 15 that groove 16 is linked together, insert in another fixed slot 15 in the outside along limiting plate 9, thereby fix fixed slot 15 completely.

The fixing protrusion 14 is provided with a guide slope 17 near one side end near the fixing groove 15 so that the opening of the fixing groove 15 is flared, thereby facilitating the insertion of one end of the capacitor 13.

The implementation principle of the embodiment is as follows:

when the end cover needs to be assembled, one end of the lead wire 4 is directly welded at the side end of the brush 3, then the lead wire 4 is led out to one side end of the end cover body 1 along the lead channel 5, the lead 4 is arranged to one side of the T-shaped limiting block 6 along the two sides of the output hole 2, the lead 4 is directly pressed between the T-shaped limiting block 6 and the limiting plate 9, the lead 4 is abutted against the guide inclined plane 11, then the lead 4 is deformed by continuously pressing, the T-shaped limited block 6 and the limited plate 9 are slightly deformed, therefore, the lead 4 is completely inserted between the T-shaped limiting block 6 and the limiting plate 9 and limited by the clamping block 10, the capacitor 13 is welded at the side end of the electric brush 3, the capacitor 13 is led out from the lead channel 5 and then inserted into the leading-out groove 16, then the capacitor 13 is inserted into the fixing groove 15 communicated with the leading-out groove 16 along the guide inclined surface 17, and then the capacitor is bent upwards and inserted into the fixing groove 15 at the upper side again.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A motor end cover is characterized in that: including end cover body (1), delivery port (2) have been seted up at end cover body (1) middle part, end cover body (1) is in the week side of delivery port (2) is provided with two adjacent brushes (3), two brush (3) side respectively is provided with a wire (4), end cover body (1) is in week side of delivery port (2) is provided with two confessions wire (4) are pegged graft and are followed lead wire passageway (5) that end cover body (1) side was drawn forth.

2. The motor end cap of claim 1, wherein: the side end of the electric brush (3) is provided with a capacitor (13), and the capacitor (13) extends to the outer side end of the end cover body (1) along the lead channel (5).

3. The motor end cap of claim 2, wherein: the end cover is characterized in that a T-shaped limiting block (6) is arranged at one side, far away from the electric brush (3), of one end of the end cover body (1), limiting plates (9) are arranged on two sides of the T-shaped limiting block (6) of the end cover body (1), and a wire (4) penetrates through the T-shaped limiting block (6) and the limiting plates (9).

4. A motor end cap according to claim 3, wherein: and a clamping block (10) for fixing the lead (4) is arranged at one side end of the limiting plate (9) close to the T-shaped limiting block (6).

5. The motor end cap of claim 4, wherein: one side end of the clamping block (10) far away from the lead (4) is an inclined guide inclined surface (11).

6. The motor end cap of claim 5, wherein: end cover body (1) side has seted up and has drawn forth groove (16), end cover body (1) is two a side end that limiting plate (9) kept away from each other is provided with fixed sand grip (14), fixed sand grip (14) both ends with form the confession between limiting plate (9) fixed slot (15) that electric capacity (13) twine.

7. The motor end cap of claim 6, wherein: the fixing convex strip (14) is provided with a guide inclined plane (17) at one side end close to the fixing groove (15).

8. The motor end cap of claim 7, wherein: the T-shaped limiting block (6) and one end, far away from the output hole (2), of the limiting plate (9) protrude out of the side end of the end cover body (1) to form a turnover groove (12) for bending the lead (4).