CN113690703B - Composite carbon brush for electric pick - Google Patents
Composite carbon brush for electric pick Download PDFInfo
- Publication number
- CN113690703B CN113690703B CN202111252362.6A CN202111252362A CN113690703B CN 113690703 B CN113690703 B CN 113690703B CN 202111252362 A CN202111252362 A CN 202111252362A CN 113690703 B CN113690703 B CN 113690703B
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- carbon brush
- elastic
- mounting
- sliding seat
- sliding
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R39/00—Rotary current collectors, distributors or interrupters
- H01R39/02—Details for dynamo electric machines
- H01R39/38—Brush holders
- H01R39/41—Brush holders cartridge type
- H01R39/415—Brush holders cartridge type with self-recoiling spring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R39/00—Rotary current collectors, distributors or interrupters
- H01R39/02—Details for dynamo electric machines
- H01R39/58—Means structurally associated with the current collector for indicating condition thereof, e.g. for indicating brush wear
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- Motor Or Generator Current Collectors (AREA)
Abstract
The invention discloses a composite carbon brush for an electric pick, and relates to the technical field of electric appliance accessories; the method comprises the following steps: the length-adjustable mounting sleeve is internally provided with a cavity; the elastic sliding seat is elastically arranged in the mounting sleeve, the elastic sliding seat is arranged in the mounting sleeve in a sliding manner, and the mounting sleeve is provided with a locking mechanism for locking the positions of two end parts of the elastic sliding seat; the carbon brush is detachably arranged on the elastic sliding seat; the alarm structure is arranged on the mounting sleeve, and when the length of the carbon brush is shortened to be unusable, an alarm signal is sent out; and the contact piece is arranged on the mounting sleeve, and the contact piece is electrically connected with the carbon brush. According to the invention, the replacement of the carbon brush can be explained by arranging the alarm mechanism; the carbon brush is detachably arranged on the elastic sliding base, so that the carbon brush can be conveniently replaced. The carbon brush has the advantages of convenience in use, wide application range, warning function and convenience in replacement of the carbon brush.
Description
Technical Field
The invention relates to the technical field of electric appliance accessories, in particular to a composite carbon brush for an electric pick.
Background
Carbon brushes are devices for transmitting energy or signals between a fixed part and a rotating part of a motor or a generator or other rotating machinery, and when the motor rotates, electric energy is transmitted to a coil through a phase converter. Carbon brushes are widely used as a sliding contact in many electrical devices. The traditional carbon brush is generally made of pure carbon and a coagulant, the shape is generally a square block, the size is large and small, a lead is led out from the top of the carbon brush, the lead is welded on a connector, and the other side of the connector is fixed on a brush nest through a connecting spring.
After the carbon body in the carbon brush is worn, the length of the carbon brush is insufficient, so that a circuit is not communicated, and the technical problem can be solved by the composite carbon brush for the electric pick because the carbon brush is not timely found to be required to be replaced and the work can be interrupted frequently in the prior art.
Disclosure of Invention
The invention aims to provide a composite carbon brush for an electric pick, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a composite carbon brush for an electric pick, comprising: the length-adjustable mounting sleeve is internally provided with a cavity;
the elastic sliding seat is elastically arranged in the mounting sleeve, the elastic sliding seat is arranged in the mounting sleeve in a sliding manner, and the mounting sleeve is provided with a locking mechanism for locking the positions of two end parts of the elastic sliding seat;
the carbon brush is detachably arranged on the elastic sliding seat;
the alarm mechanism is arranged on the mounting sleeve, and sends out an alarm signal when the length of the carbon brush is shortened to be unusable; and a process for the preparation of a coating,
locate contact piece on the installation cover, and the contact piece is connected with the carbon brush electricity.
As a further scheme of the invention: the carbon brush is formed by splicing two carbon brushes, and the two carbon brushes are bonded through glue.
As a still further scheme of the invention: the installation cover includes first installation shell and second installation shell, the second installation shell sets up on first installation shell, and second installation shell height-adjustable sets up.
As a still further scheme of the invention: the elastic sliding seat comprises a sliding seat and a disassembling seat, the sliding seat is arranged in a cavity inside the first installing shell in an elastic sliding mode, the disassembling seat is detachably installed on the sliding seat, and the disassembling seat is installed on the sliding seat through threads.
As a still further scheme of the invention: the slide both sides are provided with elastic sliding piece, the slip sets up in the slide of first installation shell inner wall, the slide both ends are provided with the locking mechanical system who is used for carrying out the locking to the slide.
As a still further scheme of the invention: the locking mechanism comprises a lock cylinder, the lock cylinder penetrates through a through hole of the first mounting shell, one end of the lock cylinder is arranged in the slideway, a lock groove is formed in the lock cylinder and is lower than the slideway, and the lock cylinder is elastically arranged in the through hole; the lock cylinder is arranged on the step of the through hole through an elastic connecting piece.
As a still further scheme of the invention: the sliding seat is elastically installed inside the first installation shell through a first elastic piece; and two ends of the first elastic piece are respectively and fixedly installed on the sliding seat and the inner wall of the first installation shell.
As a still further scheme of the invention: the elastic sliding piece comprises an installation column fixedly installed on the sliding seat, an elastic column is arranged in the installation column in a sliding mode, and the elastic column is exposed out of the installation column; the elastic column is arranged inside the mounting column in an elastic sliding mode.
As a still further scheme of the invention: the alarm mechanism comprises an alarm component arranged at the outlet of the cavity on the first mounting shell; the alarm component comprises a mounting seat mounted on the first mounting shell, a position switch is mounted on the mounting seat, and the position switch is arranged on a moving track of the dismounting seat.
As a still further scheme of the invention: the contact piece is elastically installed on the second installation shell through the elastic supporting piece, and the contact piece is electrically connected with the carbon brush through a wire.
The invention provides a composite carbon brush for an electric pick, which comprises: the length-adjustable mounting sleeve is internally provided with a cavity; the elastic sliding seat is elastically arranged in the mounting sleeve, the elastic sliding seat is arranged in the mounting sleeve in a sliding manner, and the mounting sleeve is provided with a locking mechanism for locking the positions of two end parts of the elastic sliding seat; the carbon brush is detachably arranged on the elastic sliding seat; the alarm mechanism is arranged on the mounting sleeve, and sends out an alarm signal when the length of the carbon brush is shortened to be unusable; and the contact piece is arranged on the mounting sleeve, and the contact piece is electrically connected with the carbon brush, compared with the prior art, the carbon brush mounting sleeve has the beneficial effects that: by arranging the installation sleeve with adjustable length, different installation conditions can be met according to installation requirements, and the installation range is wide; the carbon brush is elastically and slidably arranged in the mounting sleeve through the elastic sliding seat, so that automatic compensation can be realized, and connection can be guaranteed constantly; the replacement of the carbon brush can be explained by arranging the alarm mechanism; the carbon brush is detachably arranged on the elastic sliding seat, so that the carbon brush is convenient to replace; when the carbon brush of the elastic sliding seat is required to be replaced at the top end, the position of the elastic sliding seat is locked, so that the carbon brush is convenient to assemble and disassemble; when the elastic sliding seat is arranged at the bottom, the carbon brush is convenient to lock and install; the carbon brush has the advantages of convenience in use, wide application range, warning function and convenience in replacement of the carbon brush.
Drawings
Fig. 1 is a schematic structural view of a composite carbon brush for an electric pick.
Fig. 2 is a schematic view of the working state of the composite carbon brush for the electric pick.
Fig. 3 is an enlarged view of a portion a in fig. 2.
Fig. 4 is a schematic diagram of an alarm state of the composite carbon brush for the electric pick.
Fig. 5 is a schematic structural diagram of a sliding base in a composite carbon brush for an electric pick.
Fig. 6 is a schematic structural view of a lock column in a composite carbon brush for an electric pick.
In the figure: 1-a first mounting shell, 2-an elastic sliding base, 3-a carbon brush, 4-a second mounting shell, 5-an abutting contact piece, 6-an elastic supporting piece, 7-a lead, 8-an alarm component, 11-a locking column, 12-a slideway, 13-an elastic connecting piece, 111-a locking groove, 21-a sliding base, 22-a dismounting base, 23-a first elastic piece, 211-an elastic sliding piece, 221-a groove, 81-a position switch, 82-a mounting base, 2111-a mounting column, 2112-an elastic column and 2113-a second elastic piece.
Detailed Description
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1 to 2, in embodiment 1 of the present invention, a composite carbon brush for an electric pick includes a length-adjustable mounting sleeve, a carbon brush 3, an elastic sliding seat 2, and a collision sheet 5; a cavity is formed in the mounting sleeve, and an opening facilitating the carbon brush 3 to leak out is formed in the cavity; the elastic sliding seat 2 is elastically arranged in a cavity in the installation sleeve; the carbon brush 3 is detachably arranged on the elastic sliding base 2; the arrangement is convenient for replacing the carbon brush 3; and the alarm mechanism is arranged on the mounting sleeve, and sends out an alarm signal when the length of the carbon brush 3 is shortened to be unusable. The elastic sliding base 2 is arranged inside the mounting sleeve in a sliding mode, and a locking mechanism used for locking the positions of two end portions of the elastic sliding base 2 is arranged on the mounting sleeve. When the elastic sliding base 2 is positioned at the top end and the carbon brush 3 of the elastic sliding base needs to be replaced, the position of the elastic sliding base 2 is locked, and the carbon brush 3 is convenient to assemble and disassemble; when the elastic sliding seat 2 is arranged at the bottom, the carbon brush 3 is convenient to lock and install; the contact resisting sheet 5 is installed on the installation sleeve, and the contact resisting sheet 5 is electrically connected with the carbon brush 3.
Specifically, the installation sleeve with adjustable length is arranged, so that different installation conditions can be met according to installation requirements, and the installation range is wide; the carbon brush 3 is elastically and slidably installed inside the installation sleeve through the elastic sliding seat 2, so that automatic compensation can be realized, and connection can be guaranteed constantly; the replacement of the carbon brush 3 can be explained by arranging the alarm mechanism; the carbon brush 3 is detachably arranged on the elastic sliding seat 2, so that the replacement of the carbon brush is convenient; when the elastic sliding base 2 is positioned at the top end and the carbon brush 3 of the elastic sliding base needs to be replaced, the position of the elastic sliding base 2 is locked, so that the carbon brush 3 is convenient to assemble and disassemble; when the elastic sliding seat 2 is arranged at the bottom, the carbon brush 3 is convenient to lock and install; the carbon brush holder is convenient to use, wide in application range, has an alarm function and is convenient to replace the carbon brush 3.
Example 2
Referring to fig. 2 to 4, the main difference between the embodiment 2 and the embodiment 1 is that the carbon brush 3 is formed by splicing two carbon brushes, and the two carbon brushes are bonded by glue.
As a preferred embodiment of the present invention, the mounting sleeve includes a first mounting shell 1 and a second mounting shell 4, the second mounting shell 4 is disposed on the first mounting shell 1, and the second mounting shell 4 is height-adjustable. The second installation shell 4 can be installed on the first installation shell 1 through threads, multistage clamping grooves can be formed in the outer side of the first installation shell 1, and the second installation shell 4 is clamped on different clamping grooves to achieve adjustment of different heights. The first installation shell 1 outside sets up the external screw thread, be provided with the internal thread on the second installation shell 4. Second installation shell 4 passes through the screw thread and installs on first installation shell 1, so realize highly adjusting second installation shell 4, realized adjusting the length of whole installation cover, satisfy the installation demand of different length.
As a preferred embodiment of the present invention, the elastic sliding base 2 includes a sliding base 21 and a detaching base 22, the sliding base 21 is elastically slidably disposed in a cavity inside the first mounting case 1, the detaching base 22 is detachably mounted on the sliding base 21, and the detaching base 22 can be mounted on the sliding base 21 by a screw thread or can be mounted on the elastic sliding base 2 by a buckle. Thus, the detachable installation of the detaching base 22 is realized. The carbon brush 3 is installed in the installation groove of the detaching base 22, and the groove 221 is formed inside the installation groove, so that the installation stability of the carbon brush 3 is improved.
In a preferred embodiment of the present invention, elastic sliders 211 are disposed on two sides of the sliding base 21, the elastic sliders 211 are slidably disposed in the slide ways 12 on the inner wall of the first mounting case 1, and locking mechanisms for locking the sliding base 21 are disposed on two ends of the slide ways 12. The slide base 21 is guided to slide up and down by the slide rail 12, and both end positions of the slide base 21 are locked by the lock mechanism.
Referring to fig. 2, 3 and 6, as a preferred embodiment of the present invention, specifically, the locking mechanism includes a lock cylinder 11, the lock cylinder 11 is disposed through a through hole on the first mounting housing 1, one end of the lock cylinder 11 is disposed in the slideway 12, a lock slot 111 is disposed on the lock cylinder 11, the lock slot 111 is disposed lower than the slideway 12, and the lock cylinder 11 is elastically disposed in the through hole. The locking mechanisms are provided at both end positions of the chute 12. When the elastic sliding base 2 is at the end of the sliding way 12, the elastic sliding piece 211 slides into the locking slot 111 on the locking column 11, so as to lock the elastic sliding piece 211 in the locking slot 111, and fix the position of the sliding base 21. The carbon brush 3 can be replaced or the invention can be installed easily.
As a preferred embodiment of the present invention, the lock cylinder 11 is mounted on the step of the through hole by an elastic coupling member 13, so that the lock cylinder 11 is elastically mounted in the through hole, and the elastic coupling member 13 may be made of elastic rubber.
The slide 21 is elastically mounted inside the first mounting housing 1 by a first elastic member 23. Specifically, two ends of the first elastic element 23 are respectively and fixedly installed on the sliding base 21 and the inner wall of the first installation shell 1. The first elastic member 23 may be a coil spring.
Referring to fig. 5, the elastic slider 211 includes a mounting post 2111 fixedly mounted on the slider 21, an elastic post 2112 is slidably disposed inside the mounting post 2111, and the elastic post 2112 is exposed and disposed with the mounting post 2111; the elastic post 2112 is elastically and slidably disposed inside the mounting post 2111, specifically, the elastic post 2112 is connected to the mounting post 2111 through a second elastic member 2113, and two ends of the second elastic member 2113 are respectively and fixedly mounted on the elastic post 2112 and the mounting post 2111. This arrangement enables resilient mounting of the resilient posts 2112.
As a preferred embodiment of the present invention, the alarm mechanism has a specific structure that the alarm mechanism includes an alarm part 8 installed at an outlet of a cavity on the first mounting case 1; the alarm component 8 comprises a mounting seat 82 mounted on the first mounting shell 1, a position switch 81 is mounted on the mounting seat 82, the position switch 81 is arranged on a moving track of the dismounting seat 22, when the dismounting seat 22 is located at the highest position, the dismounting seat 22 collides with the position switch 81, the position switch 81 sends an alarm signal to prompt that the carbon brush 3 cannot be used continuously and needs to be replaced. Alarm component 8 is detachable to be installed on first installation shell 1, and specifically mount pad 82 can joint or install on first installation shell 1 through the bolt.
In a preferred embodiment of the present invention, the abutting piece 5 is elastically mounted on the second mounting case 4 by an elastic support 6, and the abutting piece 5 is electrically connected to the carbon brush 3 by a wire 7. And two ends of the elastic supporting piece 6 are respectively and fixedly arranged on the abutting piece 5 and the second mounting shell 4. The provision of the resilient support 6 facilitates the resilient support.
The working principle of the invention is as follows:
when the length of the mounting sleeve needs to be adjusted, the length is adjusted by rotating the second mounting shell 4, so that different mounting conditions can be met according to mounting requirements, and the mounting range is wide; the carbon brush 3 is elastically and slidably mounted inside the mounting sleeve through the first elastic piece 23, so that automatic compensation can be realized, and connection can be guaranteed constantly; when the dismounting seat 22 abuts against the position switch 81 when the dismounting seat 22 is at the highest position, the position switch 81 sends out an alarm signal to prompt that the carbon brush 3 cannot be used continuously and needs to be replaced; the carbon brush 3 is detachably arranged on the sliding base 21 through the dismounting base 22, so that the carbon brush is convenient to replace; when the carbon brush 3 of the elastic sliding base 2 is positioned at the top end and needs to be replaced, the elastic sliding pieces 211 at the two sides of the sliding base 21 slide into the locking grooves 111 on the locking columns 11, so that the position is locked, and the carbon brush 3 is convenient to replace; when the carbon brush 3 is required to be installed, the carbon brush 3 is pressed from both sides simultaneously when the installation is required to be recovered to the elastic state after the installation is finished; the carbon brush holder is convenient to use, wide in application range, has an alarm function and is convenient to replace the carbon brush 3.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a compound carbon brush for electric pick which characterized in that includes: the length-adjustable mounting sleeve is internally provided with a cavity;
the elastic sliding seat (2) is elastically arranged in a cavity in the mounting sleeve, the elastic sliding seat (2) is arranged in the mounting sleeve in a sliding manner, and the mounting sleeve is provided with a locking mechanism for locking the positions of two end parts of the elastic sliding seat (2);
the elastic sliding seat (2) comprises a sliding seat (21) and a dismounting seat (22), the sliding seat (21) is arranged in a cavity inside the first mounting shell (1) in an elastic sliding mode, the dismounting seat (22) is detachably mounted on the sliding seat (21), and the dismounting seat (22) is mounted on the sliding seat (21) through threads;
elastic sliders (211) are arranged on two sides of the sliding base (21), the elastic sliders (211) are arranged in sliding ways (12) on the inner wall of the first mounting shell (1) in a sliding mode, and locking mechanisms used for locking the sliding base (21) are arranged at two ends of the sliding ways (12);
the locking mechanism comprises a lock cylinder (11), the lock cylinder (11) penetrates through a through hole of the first mounting shell (1), one end of the lock cylinder (11) is arranged in the slide way (12), a lock groove (111) is formed in the lock cylinder (11), the lock groove (111) is lower than the slide way (12), and the lock cylinder (11) is elastically arranged in the through hole; the lock cylinder (11) is arranged on the step of the through hole through an elastic connecting piece (13);
the carbon brush (3) is detachably arranged on the elastic sliding seat (2);
the alarm mechanism is arranged on the mounting sleeve and sends out an alarm signal when the length of the carbon brush (3) is shortened to be unusable; and the contact piece (5) is arranged on the mounting sleeve, and the contact piece (5) is electrically connected with the carbon brush (3).
2. The composite carbon brush for the electric pick according to claim 1, wherein the carbon brush (3) is formed by splicing two carbon brushes, and the two carbon brushes are bonded by glue.
3. The composite carbon brush for the electric pick of claim 1, wherein the mounting sleeve comprises a first mounting shell (1) and a second mounting shell (4), the second mounting shell (4) is arranged on the first mounting shell (1), and the second mounting shell (4) is arranged in a height-adjustable manner.
4. A composite carbon brush for an electric pick according to claim 1, wherein the slider (21) is elastically mounted inside the first mounting case (1) by a first elastic member (23); two ends of the first elastic piece (23) are respectively and fixedly installed on the sliding base (21) and the inner wall of the first installation shell (1).
5. A composite carbon brush for an electric pick according to claim 1, wherein the elastic slider (211) comprises a mounting post (2111) fixedly mounted on the sliding base (21), an elastic post (2112) is slidably arranged inside the mounting post (2111), and the elastic post (2112) is exposed and arranged with the mounting post (2111); the elastic post (2112) is elastically and slidably arranged inside the mounting post (2111).
6. The composite carbon brush for the electric pick according to claim 1, wherein the alarm mechanism comprises an alarm part (8) mounted at an outlet of the cavity on the first mounting shell (1); alarm component (8) are including installing mount pad (82) on first installation shell (1), install position switch (81) on mount pad (82), position switch (81) set up on the removal orbit of dismantling seat (22).
7. The composite carbon brush for the electric pick of claim 3, wherein the contact resisting piece (5) is elastically mounted on the second mounting shell (4) through an elastic supporting piece (6), and the contact resisting piece (5) is electrically connected with the carbon brush (3) through a wire (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111252362.6A CN113690703B (en) | 2021-10-27 | 2021-10-27 | Composite carbon brush for electric pick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111252362.6A CN113690703B (en) | 2021-10-27 | 2021-10-27 | Composite carbon brush for electric pick |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113690703A CN113690703A (en) | 2021-11-23 |
| CN113690703B true CN113690703B (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111252362.6A Active CN113690703B (en) | 2021-10-27 | 2021-10-27 | Composite carbon brush for electric pick |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114204734B (en) * | 2021-12-13 | 2022-08-26 | 常州鼎唐电机有限公司 | Motor with small wear rate and long service life |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103427287A (en) * | 2012-05-15 | 2013-12-04 | 海门市华联电碳有限公司 | Composite carbon brush for electric pick |
| CN208656128U (en) * | 2018-09-25 | 2019-03-26 | 国网四川省电力公司映秀湾水力发电总厂 | A kind of carbon brush structure of generator application |
| CN209692113U (en) * | 2019-05-30 | 2019-11-26 | 艾博澳碳素(天津)有限公司 | A kind of air blower carbon brush |
| CN213602491U (en) * | 2020-11-25 | 2021-07-02 | 苏州多瑞宝电器有限公司 | Carbon brush pressure self-adjusting synchronous motor carbon brush |
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