CN210628694U

CN210628694U - Carbon brush for motor of dust collector

Info

Publication number: CN210628694U
Application number: CN201921733869.1U
Authority: CN
Inventors: 周兵
Original assignee: JIANGSU HUAYU CARBON CO LTD
Current assignee: JIANGSU HUAYU CARBON CO LTD
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-05-26
Anticipated expiration: 2029-10-16

Abstract

The utility model discloses a carbon brush for dust catcher motor, including support and carbon brush body, the equal fixedly connected with connecting plate in both sides of support, the middle part of two connecting plates all alternates and is connected with the bolt, and the carbon brush body sets up in the inside of support, and the middle part on support right side is provided with fixed establishment, and fixed establishment comprises threaded rod, splint and reset spring, and the square groove has all been seted up to the positive both sides of carbon brush body, and the inside of two square grooves all is provided with the connecting block. This kind of carbon brush for dust catcher motor uses through threaded rod, splint and reset spring's cooperation, makes people can make splint can relax clip or loosen the carbon brush body through rotating the threaded rod, and then make the carbon brush body can relax fix in the inside of support and through reset spring's restoring force, increased the frictional force between the screw thread on the threaded rod and the support, make the threaded rod difficult not hard up because of motor vibration, promoted the practicality.

Description

Carbon brush for motor of dust collector

Technical Field

The utility model relates to a carbon brush specifically is a carbon brush for dust catcher motor.

Background

At present, most of carbon brushes used by a motor of a dust collector are fixed inside a bracket through static friction force, and the fixing mode is simple and convenient but is easy to separate due to vibration generated by the operation of the motor and has poor stability. Therefore, we improve the above and provide a carbon brush for a motor of a dust collector.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a carbon brush for dust catcher motor, including support and carbon brush body, the equal fixedly connected with connecting plate in both sides of support, two the middle part of connecting plate all alternates and is connected with the bolt, the carbon brush body sets up the inside at the support, the middle part on support right side is provided with fixed establishment, fixed establishment comprises threaded rod, splint and reset spring, the square groove has all been seted up to the positive both sides of carbon brush body, two the inside of square groove all is provided with the connecting block, two the equal fixedly connected with wire of one end of connecting block, two the equal fixedly connected with metal guide of tip of wire, the both sides on carbon brush body top all are provided with fixed establishment, fixed establishment comprises bolt, extension spring and draw-in groove, two the draw-in groove is seted up respectively in one side on two connecting block tops.

As a preferred technical scheme of the utility model, splint are located the inside of support, the end connection of bearing and threaded rod is passed through at the middle part of splint one side, the outside of threaded rod and the middle part threaded connection on support right side.

As a preferred technical scheme of the utility model, reset spring sets up the outside at the threaded rod, reset spring's both ends are laminated with the right side of support and the one end of threaded rod respectively.

As an optimal technical scheme of the utility model, a plurality of rubber strip, a plurality of the left side fixedly connected with of splint the rubber strip equidistance distributes in the left side of splint.

As an optimal technical scheme of the utility model, two the bolt sets up respectively in the both sides on carbon brush body top, two the bottom of bolt alternates with the inside of two draw-in grooves respectively and is connected.

As an optimal technical scheme of the utility model, extension spring sets up the outside at the bolt, extension spring's both ends respectively with the top of bolt and the top fixed connection of carbon brush body.

The utility model has the advantages that:

1. this kind of carbon brush for dust catcher motor uses through threaded rod, splint and reset spring's cooperation, makes people can make splint can relax clip or loosen the carbon brush body through rotating the threaded rod, and then make the carbon brush body can relax fix in the inside of support and through reset spring's restoring force, increased the frictional force between the screw thread on the threaded rod and the support, make the threaded rod difficult not hard up because of motor vibration, promoted the practicality.

2. This kind of carbon brush for dust catcher motor uses through bolt, draw-in groove and extension spring's cooperation, makes people can make it can separate or insert the inside of draw-in groove under the effect of extension spring restoring force with the draw-in groove through operating the bolt, and then has made things convenient for the installation and the dismantlement of connecting block, makes the wire break off the back, can change the wire and need not to change whole carbon brush body, practices thrift the cost.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a carbon brush for a motor of a vacuum cleaner of the present invention;

fig. 2 is an enlarged schematic structural view of a carbon brush for a motor of a vacuum cleaner according to the present invention at a position a;

fig. 3 is a schematic structural view of a carbon brush body of a carbon brush for a motor of a vacuum cleaner of the present invention.

In the figure: 1. a support; 2. a connecting plate; 3. a bolt; 4. a threaded rod; 5. a splint; 6. a return spring; 7. a square groove; 8. connecting blocks; 9. a wire; 10. a metal guide plate; 11. a bolt; 12. an extension spring; 13. a card slot; 14. a carbon brush body.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1, 2 and 3, the carbon brush for a motor of a dust collector of the present invention comprises a support 1 and a carbon brush body 14, wherein both sides of the support 1 are fixedly connected with connecting plates 2, the middle parts of the two connecting plates 2 are respectively inserted and connected with a bolt 3, the carbon brush body 14 is arranged inside the support 1, the middle part of the right side of the support 1 is provided with a fixing mechanism, the fixing mechanism is composed of a threaded rod 4, splint 5 and reset spring 6 are constituteed, square groove 7 has all been seted up to the positive both sides of carbon brush body 14, the inside of two square grooves 7 all is provided with connecting block 8, the equal fixedly connected with wire 9 of one end of two connecting blocks 8, the equal fixedly connected with metal guide 10 of the tip of two wires 9, the both sides on 14 tops of carbon brush body all are provided with fixed establishment, fixed establishment comprises bolt 11, extension spring 12 and draw-in groove 13, one side on two connecting block 8 tops is seted up respectively to two draw-in grooves 13.

Wherein, splint 5 is located the inside of support 1, the end connection of bearing and threaded rod 4 is passed through at the middle part of splint 5 one side, the outside of threaded rod 4 and the middle part threaded connection on support 1 right side, through threaded rod 4, splint 5 and reset spring 6's cooperation is used, make people can pass through rotation threaded rod 4, make splint 5 can be relaxed clip or loosen carbon brush body 14, and then make the inside of fixing at support 1 that carbon brush body 14 can relax and through reset spring 6's restoring force, the frictional force between the screw thread on threaded rod 4 and the support 1 upper thread has been increased, make threaded rod 4 difficult not hard up because of motor vibration, the practicality has been promoted.

Wherein, reset spring 6 sets up in the outside of threaded rod 4, and reset spring 6's both ends respectively with the right side of support 1 and the one end laminating of threaded rod 4, through reset spring 6's restoring force, increased threaded rod 4 and gone up the frictional force between the screw thread on the screw thread and the support 1, make threaded rod 4 difficult not hard up because of motor vibration.

Wherein, the left side fixedly connected with a plurality of rubber strip of splint 5, a plurality of rubber strip equidistance distribute in the left side of splint 5, through the rubber strip, increased the frictional force between splint 5 and the carbon brush body 14, make the inside of carbon brush body 14 difficult break away from support 1 to can prevent that rigid collision from causing carbon brush body 14 to damage between splint 5 and the carbon brush body 14.

Wherein, two bolts 11 set up the both sides on carbon brush body 14 top respectively, the bottom of two bolts 11 alternates with the inside of two draw-in grooves 13 respectively and is connected, through bolt 11, draw-in groove 13 and extension spring 12's cooperation is used, make people can pass through operation bolt 11, make it can separate or insert the inside of draw-in groove 13 under the effect of extension spring 12 restoring force with draw-in groove 13, and then made things convenient for the installation and the dismantlement of connecting block 8, make the wire 9 break off the back, can change wire 9 and need not to change whole carbon brush body 14, and the cost is saved.

Wherein, extension spring 12 sets up in the outside of bolt 11, and extension spring 12's both ends respectively with the top of bolt 11 and the top fixed connection of carbon brush body 14, through extension spring 12's resilience, make bolt 11 can insert the inside of draw-in groove 13 and be difficult for separating under the condition that does not have the artificial pulling.

When the brush holder works, firstly, the bracket 1 is arranged on a motor of a dust collector through the two bolts 3, the carbon brush body 14 is placed in the bracket 1, the threaded rod 4 is rotated, the clamping plate 5 moves along with the threaded rod 4 and clamps one side of the carbon brush body 14, the restoring force of the return spring 6 makes the thread on the threaded rod 4 and the thread on the bracket 1 tightly attached to each other, so that the threaded rod is not easy to loosen, when wire 9 needs to be changed, upwards stimulate two bolts 11, make two bolts 11 and two draw-in grooves 13 separation, take out two connecting blocks 8 from the inside of two square grooves 7, put into the inside of two square grooves 7 respectively with two connecting blocks 8 on two new wires 9, loosen two bolts 11, make two bolts 11 insert the inside of two draw-in grooves 13 under the effect of two extension spring 12 restoring forces, make two connecting blocks 8 fix the inside at draw-in grooves 13, can.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in 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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A carbon brush for a dust collector motor comprises a support (1) and a carbon brush body (14), and is characterized in that two sides of the support (1) are fixedly connected with connecting plates (2), the middle parts of the two connecting plates (2) are connected with bolts (3) in an inserting manner, the carbon brush body (14) is arranged in the support (1), the middle part of the right side of the support (1) is provided with a fixing mechanism, the fixing mechanism consists of a threaded rod (4), a clamping plate (5) and a reset spring (6), the two sides of the front side of the carbon brush body (14) are provided with square grooves (7), the inner parts of the two square grooves (7) are provided with connecting blocks (8), one ends of the two connecting blocks (8) are fixedly connected with wires (9), the end parts of the two wires (9) are fixedly connected with metal guide sheets (10), and the two sides of the top end of the carbon brush body (14) are provided with, the fixing mechanism is composed of a bolt (11), an extension spring (12) and clamping grooves (13), and the clamping grooves (13) are respectively arranged on one sides of the top ends of the two connecting blocks (8).

2. The carbon brush for a motor of a cleaner as claimed in claim 1, wherein the clamping plate (5) is located inside the holder (1), a middle portion of one side of the clamping plate (5) is connected to an end portion of the threaded rod (4) through a bearing, and an outer portion of the threaded rod (4) is connected to a middle portion of a right side of the holder (1) by a screw.

3. The carbon brush for a motor of a cleaner according to claim 1, wherein the return spring (6) is disposed outside the threaded rod (4), and both ends of the return spring (6) are respectively attached to a right side of the bracket (1) and one end of the threaded rod (4).

4. The carbon brush for the motor of the dust collector according to claim 1, wherein a plurality of rubber strips are fixedly connected to the left side of the clamping plate (5) and are equidistantly distributed on the left side of the clamping plate (5).

5. The carbon brush for the motor of the dust collector as claimed in claim 1, wherein the two pins (11) are respectively arranged on two sides of the top end of the carbon brush body (14), and the bottom ends of the two pins (11) are respectively connected with the insides of the two clamping grooves (13) in an inserting manner.

6. The carbon brush for a motor of a cleaner according to claim 1, wherein the extension spring (12) is provided outside the plug pin (11), and both ends of the extension spring (12) are fixedly connected to a top end of the plug pin (11) and a top end of the carbon brush body (14), respectively.