CN101610013B

CN101610013B - Motor end cover component

Info

Publication number: CN101610013B
Application number: CN 200810067857
Authority: CN
Inventors: 刘清式; 黄耀龙; 金昌林
Original assignee: Johnson Electric Shenzhen Co Ltd
Current assignee: Johnson Electric Shenzhen Co Ltd
Priority date: 2008-06-16
Filing date: 2008-06-16
Publication date: 2013-04-24
Anticipated expiration: 2028-06-16
Also published as: CN101610013A

Abstract

The invention provides a motor end cover component, which comprises an end cover, an electric brush fixed frame arranged on the end cover, an electric brush arranged on the fixed frame in a sliding way, motor leading-out wires and a brush braid of which one end is fixed with the electric brush, wherein the fixed frame comprises a fixation part capable of selectively fixing at least two connecting members; the at least two connecting members are provided with clamping grooves which extend along different directions and are used for clamping the motor leading-out wires and the other end of the brush braid of the electric brush so that the motor leading-out wires are electrically connected with the electric brush through the brush braid. For the motor end cover component, because the same end cover and the same fixed frame can be provided with different types of the connecting members of the clamping grooves extending along the different directions, the motor leading-out wires extending along the different directions can be obtained.

Description

Motor end cover component

Technical field

The present invention relates to machine field, relate in particular to a kind of motor end cover component.

Background technology

Usually, permanent magnet DC motor transmits electrical power to armature with commutator and brush, thereby causes the armature rotation.Usually, brush is fixed near the commutator by an end cap, so that with it contact.

Fig. 8 A and Fig. 8 B are depicted as the motor of prior art, as can be seen from Figure, in the motor of prior art, an end cap can only be fixed the lead-out wire of a direction, such as Fig. 8 A, the lead-out wire 2 that is fixed to end cap 3 by leading-out wire fixing structure radially extends along motor, and among Fig. 8 B, the lead-out wire 4 that is fixed to end cap 3 ' extends axially along motor.Yet different application scenarios may need along the motor lead-out wire of different directions extension.Like this, if need to change the bearing of trend of lead-out wire, then need to change end cap and leading-out wire fixing structure, cause the waste of end cap.

Summary of the invention

In order to solve the problems of the technologies described above, the invention provides a kind of motor end cover component, comprise end cap, be installed on brush fixed mount on the described end cap, be installed in slidably brush on the described fixed mount, motor lead-out wire, and an end be fixed in the brush pigtail of described brush, described fixed mount comprises optionally at least two kinds of connecting elementss of fixing of a holding parts, described at least two kinds of connecting elementss offer the holding tank that extends along different directions, the other end that is used for clamping motor lead-out wire and brush brush pigtail, thereby so that described motor lead-out wire be electrically connected with brush by brushing pigtail.

The present invention further is improved to: described connecting elements comprises that installation portion is fixed in described end cap, reaches the holding parts that clamping part is immobilizated in described fixed mount, and described holding tank is opened on the clamping part.

The present invention further is improved to: but the holding parts of described fixed mount comprises the clamping part intermediate plate therebetween of the described connecting elements of a pair of clamping.

The present invention further is improved to: the central shaft of described holding tank and end cap is perpendicular or parallel.

The beneficial effect that illustrated embodiment of the present invention has is: offer along the dissimilar connecting elements of the holding tank of different directions extension owing to use same end cap and brush fixed mount to install, thereby can obtain along the motor lead-out wire of different directions extension.

Description of drawings

Fig. 1 is that motor end cover component that the embodiment of the invention provides is installed on the structural representation on the motor;

Fig. 2 is the structural representation of the end cap of the motor end cover component that provides of the embodiment of the invention;

Two kinds of connecting elementss that shown in Fig. 3 A and Fig. 3 B are the motor end cover component that provides of the embodiment of the invention are placed on respectively two kinds of structural representations on the motor lead-out wire;

Fig. 4 is the structural representation of the fixed mount of the motor end cover component that provides of the embodiment of the invention;

It is the structural representation that two kinds of connecting elementss shown in Fig. 3 A and Fig. 3 B and two kinds of motor lead-out wires are fixed to fixed mount shown in Fig. 5 A and Fig. 5 B;

Be respectively the structural representation of the motor end cover component that the motor lead-out wire that extends along different directions is housed shown in Fig. 6 A and Fig. 6 B;

The end-cap assembly that is respectively dissimilar shown in Fig. 7 A to Fig. 7 D is installed on the structural representation of motor;

Fig. 8 A and Fig. 8 B are depicted as the motor of prior art.

Embodiment

In order to make technical problem to be solved of the present invention, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.

The described motor end cover component that provides for one embodiment of the invention of Fig. 1 is installed on the structural representation on the motor 10.Described motor end cover component comprises: the end cap 30, a pair of along the axially extended motor lead-out wire 82 of motor and a pair of motor lead-out wire 84 that radially extends along motor that is installed in motor 10 1 ends.

See also Fig. 2, described end cap 30 offers some button holes 34.

See also Fig. 3 A and Fig. 3 B, described motor end cover component also comprises: some connecting elementss 70,70 ', brush 90 reach the brush pigtail 92 that an end is electrically connected with brush 90.Described connecting elements 70,70 ' comprises installation portion 72,72 ' and clamping part 74,74 ', offer connecting

hole

72a, 72a ' on the installation portion 72,72 ', be provided with the flange that tilts to extend around connecting hole 72a, the 72a ', clamping part 74,74 ' is provided with

holding tank

74a, 74a ', the plane parallel at holding tank 74a and installation portion 72 places, holding tank 74a ' is vertical with the plane at installation portion 72 ' place.Described

holding tank

74a, 74a ' are used for an end of clamping motor lead-out wire 82, an end of 84 and brush pigtail 92, thereby so that described motor lead-out

wire

82,84 be electrically connected with brush 90 by brush pigtail 92.

See also Fig. 4 to Fig. 5 B, described motor end cover component also comprises the brush fixed mount 50 that can be installed on the end cap 30.Described fixed mount 50 is provided with the elastic clip 52 of a pair of space, be used for the described connecting elements 70 of clamping, 70 ' clamping part 74,74 ' therebetween, a pair of through hole 54, some installation card bases 56.

Be respectively two kinds of motor lead-out wires that extend along different directions shown in Fig. 6 A and Fig. 6 B and be fixed in end cap 30.Installation card base 56 fixed cards of fixed mount 50 are buckled in the button hole 34 of end cap 30, thereby described fixed mount 50 is fixed to described end cap 30.Described connecting elements 70,70 ' installation portion 72,72 ' are installed in the bottom surface of end cap 30, two ends 110a, the 110b of one connecting line 110 passes respectively installation portion 72,72

' connecting hole

72a, 72a ' and contacts with flange, thereby be electrically connected two connecting elementss 70,70 ', and then be electrically connected two motor lead-out

wires

82,84 that are installed on the same end cap.One U-shaped bonding jumper 100 is snapped in two holddown grooves of brush 90 after passing the through hole 54 of fixed mount 50, thereby brush 90 is installed on the described fixed mount 50 slidably.As shown in Figure 6A, the central axes of described holding tank 74a and end cap 30, the central axes of described motor lead-out wire 82b and end cap 30.Shown in Fig. 6 B, described holding tank 74a ' is vertical with the central shaft of end cap 30, and described motor lead-out wire 82 is vertical with the central shaft of end cap 30.

The end-cap assembly that is respectively different embodiments of the invention shown in Fig. 7 A to Fig. 7 D is installed on the structural representation of motor.

Motor end cover component in the invention described above illustrated embodiment, offer along the dissimilar connecting elements of the holding tank of different directions extension owing to use same end cap and fixed mount to install, thereby can obtain along the motor lead-out wire of different directions extension, thereby cost-saved.

The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.

Claims

1. motor end cover component, comprise end cap, be installed on brush fixed mount on the described end cap, be installed in slidably brush on the described fixed mount, motor lead-out wire, and an end be fixed in the brush pigtail of described brush, it is characterized in that: described fixed mount comprises optionally one of at least two kinds of connecting elementss of fixing of a holding parts, described at least two kinds of connecting elementss offer the holding tank that extends along different directions, the other end that is used for clamping motor lead-out wire and brush pigtail, thereby so that described motor lead-out wire be electrically connected with brush by the brush pigtail.

2. motor end cover component as claimed in claim 1, it is characterized in that: described connecting elements comprises that installation portion is fixed in described end cap, and clamping part is immobilizated in the holding parts of described fixed mount, described holding tank is opened on the described clamping part.

3. motor end cover component as claimed in claim 2 is characterized in that: but the holding parts of described fixed mount comprises the clamping part intermediate plate therebetween of the described connecting elements of a pair of clamping.

4. such as each described motor end cover component of claims 1 to 3, it is characterized in that: the central shaft of described holding tank and end cap is perpendicular or parallel.

5. motor end cover component as claimed in claim 4, it is characterized in that: the holding tank of a kind of connecting elements in described at least two kinds of connecting elementss is vertical with the central shaft of end cap, and described motor lead-out wire is vertical with the central shaft of end cap.

6. motor end cover component as claimed in claim 4 is characterized in that: the holding tank of a kind of connecting elements in described two kinds of connecting elementss and the central axes of end cap, the central axes of described motor lead-out wire and end cap at least.

7. motor end cover component as claimed in claim 2, it is characterized in that: described motor end cover component comprises two brush fixed mounts, two brushes, two connecting elementss and two motor lead-out wires, one connecting line is electrically connected the installation portion of described two connecting elementss, thereby is electrically connected described two motor lead-out wires.

8. motor end cover component as claimed in claim 2, it is characterized in that: described motor end cover component comprises two pairs of brush fixed mounts, two pairs of brushes, two pairs of connecting elementss and two pairs of motor lead-out wires, two connecting lines are electrically connected respectively the installation portion of described two pairs of connecting elementss, thereby are electrically connected respectively described two pairs of motor lead-out wires.

9. motor end cover component as claimed in claim 8 is characterized in that: the central axes of a pair of motor lead-out wire and end cap wherein, another is vertical with the central shaft of end cap to motor lead-out wire.

10. motor end cover component as claimed in claim 8, it is characterized in that: described two pairs of motor lead-out wires are all parallel or all vertical with the central shaft of end cap.

11. such as claim 7 or 8 described motor end cover components, it is characterized in that: the installation portion of described connecting elements offers connecting hole, be extended with flange around the connecting hole, the two ends of described connecting line pass respectively two corresponding connecting elementss connecting hole and with corresponding flange contact.