CN108418066B - Maintenance-free electric brush capable of automatically absorbing carbon deposition and application method thereof - Google Patents
Maintenance-free electric brush capable of automatically absorbing carbon deposition and application method thereof Download PDFInfo
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- CN108418066B CN108418066B CN201810377577.2A CN201810377577A CN108418066B CN 108418066 B CN108418066 B CN 108418066B CN 201810377577 A CN201810377577 A CN 201810377577A CN 108418066 B CN108418066 B CN 108418066B
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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
- H01R39/18—Contacts for co-operation with commutator or slip-ring, e.g. contact brush
- H01R39/26—Solid sliding contacts, e.g. carbon brush
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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
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/002—Maintenance of line connectors, e.g. cleaning
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Motor Or Generator Current Collectors (AREA)
Abstract
The invention discloses a maintenance-free electric brush capable of automatically absorbing carbon deposition, which comprises a brush block, a compression spring and a conductive wire, wherein the compression spring and the conductive wire are connected to one end of the brush block, a carbon absorption pore canal communicated with the upper surface of the brush block is formed in the lower surface of the brush block, a sealing sleeve is sleeved outside the compression spring and the conductive wire, and the lower end of the sealing sleeve is in sealing connection with the brush block. The beneficial effects are that: the maintenance-free electric brush capable of automatically absorbing carbon deposition can automatically absorb carbon deposition generated in the working process of the electric brush, and prevent the carbon deposition from gathering between the electric brush and a phase changer, so that the abrasion of the electric brush is slowed down, the service life of the electric brush is prolonged, the trouble of frequent replacement and carbon deposition removal is omitted, the maintenance frequency and the cost for maintenance are reduced, and the practicability is good.
Description
Technical Field
The invention relates to the field of electric accessories, in particular to a maintenance-free electric brush capable of automatically absorbing carbon deposition and a use method thereof.
Background
Brushes, also called Carbon brushes (brush), are widely used in many electrical devices as a sliding contact. The carbon brush is mainly made of graphite, impregnated graphite and metal (copper and silver containing) graphite in the application materials of the product. The carbon brush is a device for transmitting energy or signals between a fixed part and a rotating part of a motor or a generator or other rotary machinery, is generally made of pure carbon and a coagulant, is generally square in shape, is clamped on a metal bracket, is tightly pressed on a rotating shaft by a spring, and transmits electric energy to a coil through a phase changer when the motor rotates;
because the main component of brush is carbon, consequently is called the carbon brush, and it is extremely easy wearing and tearing in addition, need maintain the change regularly in the use to clear up the carbon deposit, but, when actual use is in reality, it is difficult to do periodic maintenance change and clear up the carbon deposit, often only can overhaul the brush after the electrical equipment breaks down, this can undoubtedly influence the work of electrical equipment, and it is also more troublesome to maintain the brush simultaneously, and the maintenance cost is higher.
Disclosure of Invention
The invention aims to solve the problems that the maintenance-free electric brush capable of automatically absorbing carbon deposition and the use method thereof are provided, so that the problems that the traditional electric brush in the prior art needs to be maintained and replaced regularly, carbon deposition is removed, maintenance is troublesome, the cost is high, the regular maintenance of the electric brush is difficult to ensure in the actual use process, and the electric equipment is easy to fail and the like are solved. According to the technical scheme, carbon deposition generated in the working process of the electric brush can be automatically sucked away, the carbon deposition is prevented from being gathered between the electric brush and the phase changer, so that the abrasion of the electric brush is slowed down, the service life of the electric brush is prolonged, the trouble of frequent replacement and carbon deposition removal is omitted, the maintenance frequency and the cost of maintenance are reduced, the practicability is good (the carbon deposition is gathered between the electric brush and the phase changer to accelerate the abrasion of the electric brush due to tight sliding connection between the electric brush and the phase changer), and the technical effects are described in detail below.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the invention provides a maintenance-free electric brush capable of automatically absorbing carbon deposition, which comprises a brush block, a compression spring and a conductive wire, wherein the compression spring and the conductive wire are connected to one end of the brush block;
an insulation storage box is covered at the upper end of the through hole, a micro air pump is arranged at the upper end of the insulation storage box, and the micro air pump is electrically connected with the conductive metal plate through an electric lead; the insulation storage box lower extreme with conductive metal plate sealing connection, insulation storage box inboard top surface one end is provided with baffle two, baffle two with be provided with baffle one between the through-hole, baffle one with two wall around the insulation storage box and conductive metal plate upper surface is connected, baffle two with two wall around the insulation storage box and inboard top surface fixed connection, baffle two with form U type air vent between the insulation storage box inner wall, baffle two with sealing mounting has the filter screen board between the insulation storage box inner wall, the filter screen board top be provided with the breathing pipe of miniature aspiration pump intercommunication.
Preferably, the mounting frame is cross-shaped.
Preferably, the first partition plate is arranged parallel to the second partition plate.
Preferably, the outer edge of the filter screen plate is sleeved with a damping mounting block;
the shock absorption installation block is embedded in the second partition plate and the inner wall of the insulating storage box.
Preferably, a vibrating motor is arranged on the upper surface of the filter screen plate.
Preferably, the number of the carbon absorbing pore channels is multiple, and the carbon absorbing pore channels are uniformly distributed in the brush block.
Preferably, the number of the upright posts is multiple, and the upright posts are uniformly distributed on the lower surface of the mounting frame;
wherein, the top ring, the thread end cap and the central axis of through-hole coincide.
Preferably, a clamping block is arranged at the lower end of the insulating storage box;
the clamping block is embedded in the conductive metal plate;
the insulating storage box is clamped with the conductive metal plate through the clamping block.
The application method of the electric brush comprises the following steps:
step one: fixing the conductive metal plate in a motor cover and adjusting the position of the brush block to enable the brush block to be in tight sliding connection with a motor phase changer;
step two: connecting the power-taking wire with the conductive metal plate;
step three: starting a motor, wherein current on the conductive metal plate flows into the micro air pump along the electric taking wire, the micro air pump starts to suck air at the joint of the brush block and the motor phase changer into the carbon sucking pore canal, the brush block can be worn after the brush block works for a long time, carbon foam can be generated at the joint of the brush block and the motor phase changer, and the carbon foam can enter the carbon sucking pore canal along with air flow due to light weight and small volume of the carbon foam, so that the carbon foam is prevented from gathering at the joint of the brush block and the motor phase changer;
step four: after the insulating storage box is used for a period of time, the insulating storage box is opened, carbon foam stored in the U-shaped air passage is poured out and cleaned, and then the insulating storage box is reinstalled for continuous use.
When the maintenance-free electric brush capable of automatically absorbing carbon deposition is used, the conductive metal plate is fixed in the motor cover and the position of the brush block is adjusted, so that the brush block is tightly and slidably connected with the motor phase changer; then connecting the electric taking wire with the conductive metal plate; then, the motor can be started, in the process of rotating the motor, current on the conductive metal plate flows into the micro sucking pump along the electric lead, the micro sucking pump starts to suck air at the joint of the brush block and the motor phase changer into the carbon sucking pore canal, and the brush block can wear after long-time working, so carbon foam can be generated at the joint of the brush block and the motor phase changer, and the carbon foam is light in weight, small in volume and high in hardness, and the brush and the phase changer are tightly connected in a sliding manner, so that carbon deposition is gathered between the brush and the phase changer and can accelerate the abrasion of the brush, and the carbon foam can enter the carbon sucking pore canal along with the air flow in the brush block, so that the carbon foam is prevented from gathering at the joint of the brush block and the motor phase changer, the brush wear is avoided, the service life of the brush is prolonged, the trouble of frequent replacement and removal of carbon deposition is avoided, the frequency and the cost of maintenance are reduced, and the practicability is good; carbon foam passes through the seal cover with the through-hole gets into in the insulating storage box along with the air current, then pass U type air vent follow the filter screen board lower extreme upward flow and by miniature aspiration pump is taken out insulating storage box, and carbon foam then by the filter screen board separation gets off, along with vibrating motor's vibration, carbon foam falls into in the U type air vent, the user only needs after using a period, opens insulating storage box, will store carbon foam in the U type air vent falls and the sanitization, then reinstallates insulating storage box can continue to use, easy and simple to handle, labour saving and time saving, the practicality is good.
The beneficial effects are that: the maintenance-free electric brush capable of automatically absorbing carbon deposition can automatically absorb carbon deposition generated in the working process of the electric brush, and prevent the carbon deposition from gathering between the electric brush and a phase changer, so that the abrasion of the electric brush is slowed down, the service life of the electric brush is prolonged, the trouble of frequent replacement and carbon deposition removal is omitted, the maintenance frequency and the cost for maintenance are reduced, and the practicability is good.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of the present invention;
FIG. 2 is an internal block diagram of FIG. 1 of the present invention;
FIG. 3 is a bottom view of the brush block of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 2 of the present invention;
fig. 5 is an enlarged view of a portion of fig. 4 in accordance with the present invention.
The reference numerals are explained as follows:
1. brushing the block; 2. sealing sleeve; 3. a conductive metal plate; 4. an insulating storage box; 5. a micro suction pump; 6. taking an electric lead; 7. a carbon absorption pore canal; 8. a compression spring; 9. a conductive wire; 10. a through hole; 11. a mounting frame; 12. a thread end cap; 13. a column; 14. a top ring; 15. a clamping block; 16. A U-shaped air passage; 17. a second partition board; 18. a first partition board; 19. a filter screen plate; 20. a shock absorption mounting block; 21. a vibration motor; 22. an air suction pipe.
Description of the embodiments
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, based on the examples of the invention, which a person of ordinary skill in the art would have without inventive effort, are within the scope of the invention.
Referring to fig. 1-5, the maintenance-free electric brush capable of automatically absorbing carbon deposition comprises a brush block 1, a compression spring 8 and a conductive wire 9, wherein the compression spring 8 and the conductive wire 9 are connected to one end of the brush block 1, a carbon absorption pore canal 7 communicated with the upper surface of the brush block 1 is arranged on the lower surface of the brush block 1, the carbon absorption pore canal 7 is used for absorbing carbon foam generated when the brush block 1 is worn, a sealing sleeve 2 is sleeved outside the compression spring 8 and the conductive wire 9, the sealing sleeve 2 is used for sealing and connecting the brush block 1 and the conductive metal plate 3, the carbon foam can smoothly pass through a through hole 10 to enter an insulation storage box 4, the lower end of the sealing sleeve 2 is in sealing connection with the brush block 1, the upper end of the sealing sleeve 2 is in sealing connection with the conductive metal plate 3, a through hole 10 is arranged on the lower surface of the conductive metal plate 3 positioned in the sealing sleeve 2, a mounting frame 11 is arranged on the inner wall of the through hole 10, a wire head cap 12 fixedly connected with the wire head of the upper end of the conductive wire 9 is arranged in the center of the mounting frame 11, a vertical post 13 is arranged on the lower surface of the mounting frame 11, a top ring 14 fixedly connected with the upper end of the compression spring 8 is arranged at the lower end of the vertical post 13, and the top ring 14 is used for mounting the compression spring 8;
the upper end of the through hole 10 is covered with an insulating storage box 4, the insulating storage box 4 is used for storing carbon foam, the upper end of the insulating storage box 4 is provided with a micro air pump 5, and the micro air pump 5 is electrically connected with the conductive metal plate 3 through an electric lead 6; the lower extreme and the conductive metal plate 3 sealing connection of insulating storage box 4, insulating storage box 4 inboard top surface one end is provided with baffle two 17, be provided with baffle one 18 between baffle two 17 and the through-hole 10, baffle one 18 is connected with insulating storage box 4 front and back two wall surfaces and conductive metal plate 3 upper surface, baffle two 17 and insulating storage box 4 front and back two wall surfaces and inboard top surface fixed connection, form U type air vent 16 between baffle one 18 and baffle two 17 and the insulating storage box 4 inner wall, the design like this, can prevent that the carbon foam deposit from falling into in the through-hole 10, ensure that the carbon foam all deposits in the U type air vent 16, sealing mounting has filter screen 19 between baffle two 17 and the insulating storage box 4 inner wall, the filter screen 19 top is provided with the breathing pipe 22 with miniature aspiration pump 5 intercommunication.
As an alternative embodiment, the mounting frame 11 is cross-shaped, and the cross-shaped design can ensure that the fixing line head cap 12 and the top ring 14 are installed without influencing the air circulation.
The first partition 18 and the second partition 17 are arranged in parallel, so that the design is convenient for air flow circulation.
The outer edge of the filter screen plate 19 is sleeved with a damping mounting block 20;
wherein, shock attenuation installation piece 20 inlay in baffle two 17 and insulating storage box 4 inner wall, and shock attenuation installation piece 20 is used for preventing to cross filter screen plate 19 and will vibrate and transmit to insulating storage box 4.
The upper surface of the filter screen plate 19 is provided with a vibrating motor 21, and the vibrating motor 21 is used for driving the filter screen plate 19 to vibrate and shake off carbon foam absorbed at the lower end of the filter screen plate 19.
The carbon absorbing pore channels 7 are multiple in number and uniformly distributed in the brush block 1, and the carbon foam generated by abrasion of the brush block 1 can be timely absorbed by the carbon absorbing pore channels 7.
The number of the upright posts 13 is multiple, and the upright posts 13 are uniformly distributed on the lower surface of the mounting frame 11, and the plurality of upright posts 13 can reliably support the fixed top ring 14;
wherein the central axes of the top ring 14, the thread end cap 12 and the through hole 10 coincide.
The lower end of the insulating storage box 4 is provided with a clamping block 15;
wherein the clamping block 15 is embedded in the conductive metal plate 3;
the insulating storage box 4 is clamped with the conductive metal plate 3 through the clamping block 15, so that the insulating storage box 4 is convenient to mount and dismount with the conductive metal plate 3.
The application method of the electric brush comprises the following steps:
step one: fixing a conductive metal plate 3 in a motor cover and adjusting the position of the brush block 1 to enable the brush block 1 to be in tight sliding connection with a motor phase changer;
step two: connecting the power-taking wire 6 with the conductive metal plate 3;
step three: starting the motor, enabling the current on the conductive metal plate 3 to flow into the micro air pump 5 along the electric lead 6, enabling the micro air pump 5 to suck air at the joint of the brush block 1 and the motor phase changer into the carbon suction duct 7, and after the brush block 1 works for a long time, wearing the brush block 1, generating carbon foam at the joint of the brush block 1 and the motor phase changer, wherein the carbon foam has lighter weight and smaller volume, so that the carbon foam can enter the carbon suction duct 7 along with air flow, and further, the carbon foam is prevented from gathering at the joint of the brush block 1 and the motor phase changer;
step four: after a period of use, the insulating storage box 4 is opened, carbon foam stored in the U-shaped air passage 16 is poured out and cleaned, and then the insulating storage box 4 is reinstalled for continuous use.
When the maintenance-free electric brush capable of automatically absorbing carbon deposition is used, the conductive metal plate 3 is fixed in the motor cover and the position of the brush block 1 is adjusted, so that the brush block 1 is tightly and slidably connected with the motor phase changer; then connecting the electric lead 6 with the conductive metal plate 3; then, the motor can be started, in the process of rotating the motor, current on the conductive metal plate 3 flows into the micro air pump 5 along the electric conductor 6, the micro air pump 5 starts to suck air at the joint of the brush block 1 and the motor phase changer into the carbon suction duct 7, and the brush block 1 is worn after long-time work, so carbon foam can be generated at the joint of the brush block 1 and the motor phase changer, and the carbon foam has lighter weight, smaller volume and larger hardness, and the brush and the phase changer are tightly and slidably connected, so that carbon deposition is gathered between the electric brush and the phase changer to accelerate the abrasion of the brush, and carbon foam can be led into the carbon suction duct 7 along with the air flow by arranging the carbon suction duct 7 in the brush block 1, thereby avoiding the carbon foam gathering at the joint of the brush block 1 and the motor phase changer, slowing down the abrasion of the brush, prolonging the service life of the electric brush, saving the trouble of frequent replacement and clearing the carbon deposition, reducing the maintenance frequency and the cost of maintenance, and good practicability; the carbon foam passes through the sealing sleeve 2 and the through hole 10 along with the air flow and enters the insulating storage box 4, then flows upwards from the lower end of the filter screen plate 19 through the U-shaped air passage 16 and is pumped out of the insulating storage box 4 by the micro air pump 5, the carbon foam is blocked by the filter screen plate 19, and falls into the U-shaped air passage 16 along with the vibration of the vibration motor 21, after a period of time, a user only needs to use, open the insulating storage box 4, pour and clean the carbon foam stored in the U-shaped air passage 16, and then reinstall the insulating storage box 4 to continue to use, so that the operation is simple, time and labor are saved, and the practicability is good.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a maintenance-free electric brush that can absorb carbon deposit automatically, includes brush piece (1) and connects compression spring (8) and conducting wire (9) of brush piece (1) one end, its characterized in that: the carbon absorption device is characterized in that a carbon absorption pore channel (7) communicated with the upper surface of the brush block (1) is formed in the lower surface of the brush block (1), a sealing sleeve (2) is sleeved outside the compression spring (8) and the conductive wire (9), the lower end of the sealing sleeve (2) is in sealing connection with the brush block (1), the upper end of the sealing sleeve (2) is in sealing connection with the conductive metal plate (3), a through hole (10) is formed in the lower surface of the conductive metal plate (3) in the sealing sleeve (2), a mounting frame (11) is arranged on the inner wall of the through hole (10), a wire head cap (12) fixedly connected with the wire head at the upper end of the conductive wire (9) is arranged at the center of the mounting frame (11), a stand column (13) is arranged on the lower surface of the mounting frame (11), and a top ring (14) fixedly connected with the upper end of the compression spring (8) is arranged at the lower end of the stand column (13).
An insulating storage box (4) is covered at the upper end of the through hole (10), a micro air pump (5) is arranged at the upper end of the insulating storage box (4), and the micro air pump (5) is electrically connected with the conductive metal plate (3) through an electric lead (6); the insulation storage box is characterized in that the lower end of the insulation storage box (4) is in sealing connection with the conductive metal plate (3), a second partition plate (17) is arranged at one end of the inner side top surface of the insulation storage box (4), a first partition plate (18) is arranged between the second partition plate (17) and the through hole (10), the first partition plate (18) is connected with the front wall surface, the rear wall surface and the upper surface of the conductive metal plate (3) of the insulation storage box (4), the second partition plate (17) is fixedly connected with the front wall surface, the rear wall surface and the inner side top surface of the insulation storage box (4), a U-shaped air passage (16) is formed between the first partition plate (18) and the inner wall of the insulation storage box (4), a filter screen (19) is arranged between the second partition plate (17) and the inner wall of the insulation storage box (4) in a sealing mode, and an air suction pipe (22) communicated with the micro air suction pump (5) is arranged above the filter screen (19); the mounting frame (11) is cross-shaped; the first partition plate (18) is arranged in parallel with the second partition plate (17).
2. A maintenance-free brush capable of automatically absorbing carbon deposition as in claim 1, wherein: the outer edge of the filter screen plate (19) is sleeved with a damping mounting block (20);
the shock absorption mounting block (20) is embedded in the second partition plate (17) and the inner wall of the insulation storage box (4).
3. A maintenance-free brush capable of automatically absorbing carbon deposition as in claim 1, wherein: the upper surface of the filter screen plate (19) is provided with a vibrating motor (21).
4. A maintenance-free brush capable of automatically absorbing carbon deposition as in claim 1, wherein: the carbon absorbing holes (7) are distributed in the brush block (1) uniformly.
5. A maintenance-free brush capable of automatically absorbing carbon deposition as in claim 1, wherein: the number of the upright posts (13) is multiple, and the upright posts are uniformly distributed on the lower surface of the mounting frame (11);
wherein the central axes of the top ring (14), the thread end cap (12) and the through hole (10) coincide.
6. A maintenance-free brush capable of automatically absorbing carbon deposition as in claim 1, wherein: a clamping block (15) is arranged at the lower end of the insulating storage box (4);
wherein the clamping block (15) is embedded in the conductive metal plate (3);
the insulating storage box (4) is clamped with the conductive metal plate (3) through the clamping block (15).
7. A method of using the brush of claim 1, comprising the steps of:
step one: fixing the conductive metal plate (3) in a motor cover and adjusting the position of the brush block (1) to enable the brush block (1) to be in tight sliding connection with a motor phase changer;
step two: connecting the electrical tapping line (6) with the conductive metal plate (3);
step three: starting a motor, wherein current on the conductive metal plate (3) flows into the micro air pump (5) along the electric taking wire (6), the micro air pump (5) starts to suck air at the joint of the brush block (1) and the motor phase changer into the carbon sucking pore canal (7), and after the brush block (1) works for a long time, the brush block (1) is worn, carbon foam can be generated at the joint of the brush block (1) and the motor phase changer, and the carbon foam can enter the carbon sucking pore canal (7) along with the air flow, so that the carbon foam is prevented from gathering at the joint of the brush block (1) and the motor phase changer;
step four: after the insulating storage box (4) is opened after the insulating storage box is used for a period of time, carbon foam stored in the U-shaped air passage (16) is poured out and cleaned, and then the insulating storage box (4) is reinstalled for continuous use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810377577.2A CN108418066B (en) | 2018-04-25 | 2018-04-25 | Maintenance-free electric brush capable of automatically absorbing carbon deposition and application method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810377577.2A CN108418066B (en) | 2018-04-25 | 2018-04-25 | Maintenance-free electric brush capable of automatically absorbing carbon deposition and application method thereof |
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| Publication Number | Publication Date |
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| CN108418066A CN108418066A (en) | 2018-08-17 |
| CN108418066B true CN108418066B (en) | 2023-09-12 |
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Families Citing this family (1)
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| CN114151192A (en) * | 2021-12-16 | 2022-03-08 | 中国船舶重工集团公司第七一一研究所 | Cleaning device |
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| CN108418066A (en) | 2018-08-17 |
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