CN113890255A - Novel carbon brush structure applied to brush motor - Google Patents
Novel carbon brush structure applied to brush motor Download PDFInfo
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- CN113890255A CN113890255A CN202110975021.5A CN202110975021A CN113890255A CN 113890255 A CN113890255 A CN 113890255A CN 202110975021 A CN202110975021 A CN 202110975021A CN 113890255 A CN113890255 A CN 113890255A
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 249
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 239
- 244000185238 Lophostemon confertus Species 0.000 claims abstract description 48
- 238000005192 partition Methods 0.000 claims description 16
- 238000006073 displacement reaction Methods 0.000 claims description 13
- 238000010030 laminating Methods 0.000 claims 2
- 238000009434 installation Methods 0.000 abstract description 13
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 239000000428 dust Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/14—Means for supporting or protecting brushes or brush holders
-
- 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
- H01R39/14—Fastenings of commutators or slip-rings to shafts
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K13/00—Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windings; Disposition of current collectors in motors or generators; Arrangements for improving commutation
- H02K13/006—Structural associations of commutators
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Current Collectors (AREA)
Abstract
The invention discloses a novel carbon brush structure applied to a brush motor, which comprises a first carbon brush holder, wherein the first carbon brush holder is a main installation structure, a positioning hole and an installation groove are respectively arranged in the first carbon brush holder, and a through hole is formed in the middle section of the first carbon brush holder; the carbon brush box is located first carbon brush frame top surface, the connecting groove has been seted up to carbon brush box inside, the quantity of carbon brush box is 4, carbon brush box annular distribution is at first carbon brush frame surface. This be applied to novel carbon brush structure on brush motor, after the arrangement of the carbon-layer through changing the carbon-brush, the carbon-brush is showing with the frictional carbon dust of commutator and is reducing, and life is effectively prolonged, sets up reserve carbon-brush simultaneously in the inside of carbon-brush box, when main carbon-brush wearing and tearing consume the danger value, can make reserve carbon-brush very first time replace mainly use the carbon-brush, fine completion carbon-brush and commutator between the handing-over work, avoid the carbon-brush to consume not in time change and lead to the inside condition of short circuit that appears.
Description
Technical Field
The invention relates to the technical field of motor parts, in particular to a novel carbon brush structure applied to a brush motor.
Background
The brush motor is limited by the factors of short service life, relatively low control precision and the like, the market is slowly preempted by the brush motor, but the brush motor still has the advantages of low cost, simple structure, strong overload capacity and the like, the service life of the brush motor is prolonged, the low cost is further expanded, the market can be tightly held, the brush motor has the advantages that the carbon brush needs to be in contact with the commutator to be conductive due to the structure of the brush motor, the commutator needs to rotate together with the rotor when the motor works, and the carbon brush is fixed, so the contact surface between the carbon brush and the commutator can be continuously rubbed, the carbon brush can be continuously abraded, and the carbon powder can be continuously peeled off.
However, the carbon powder peeled off in the dry environment can be discharged from the air vent and the water drain hole reserved in the motor, but the carbon powder may be attached to the reversing slot in the wet environment, and after too much carbon powder is accumulated in the reversing slot, the positive electrode and the negative electrode of the motor can be conducted by the carbon powder, so that a short circuit is caused and parts are damaged, and therefore, a novel carbon brush structure applied to the brushed motor is needed.
Disclosure of Invention
The invention aims to provide a novel carbon brush structure applied to a brush motor, which aims to solve the problems that the carbon powder peeled off in the dry environment in the background technology can be discharged from a vent hole and a drain hole reserved in the motor, but the carbon powder can be attached to a reversing groove in the wet environment, and when excessive carbon powder is accumulated in the reversing groove, the positive electrode and the negative electrode of the motor can be conducted by the carbon powder, so that short circuit is caused and parts are damaged.
In order to achieve the purpose, the invention provides the following technical scheme: a novel carbon brush structure applied to a brush motor comprises:
the first carbon brush holder is a main mounting structure, a positioning hole and a mounting groove are respectively arranged in the first carbon brush holder, and a through hole is formed in the middle section of the first carbon brush holder;
the carbon brush boxes are positioned on the top surface of the first carbon brush holder, connecting grooves are formed in the carbon brush boxes, the number of the carbon brush boxes is 4, and the carbon brush boxes are annularly distributed on the outer surface of the first carbon brush holder;
the second carbon brush holder is positioned at the bottom end of the first carbon brush holder, the outer surface of the second carbon brush holder is respectively provided with a commutator and a positioning column, and one end of the commutator is connected with a wire;
the first mounting frame is positioned inside the carbon brush box, a threaded groove is formed in the first mounting frame, and a main carbon brush is connected inside the carbon brush box;
the bolt is connected inside the thread groove, and one end of the bolt penetrates through the inside of the carbon brush box;
the partition plate is positioned at the middle end of the carbon brush box, a movable groove is formed in the partition plate, and a displacement sensor and a connecting frame are respectively arranged in the partition plate;
the second mounting frame is positioned in the carbon brush box, a standby carbon brush is mounted in the second mounting frame, and the second mounting frame is positioned at the bottom end of the first mounting frame;
the spring box is located inside the movable groove, the inside of the spring box is connected with a connecting rope, one end of the connecting rope is connected with a limiting plate, and a second ball is arranged inside the limiting plate.
As a preferable technical scheme, the first carbon brush holder and the positioning columns of the second carbon brush holder form a split structure through the positioning holes, the positioning columns are in sliding connection with the positioning holes, and the number of the positioning holes is the same as that of the positioning columns.
By adopting the technical scheme, the positioning holes in the first carbon brush holder correspond to the positioning columns on the top end of the second carbon brush holder, the first carbon brush holder and the second carbon brush holder can be positioned and installed, parts installed on the first carbon brush holder and the second carbon brush holder are integral, and when the carbon brush is replaced, the whole carbon brush holder can be directly disassembled, so that the problem that the existing motor carbon brush holder is difficult to disassemble is avoided.
As a preferred technical scheme of the present invention, the commutator is connected to the mounting groove in a penetrating manner, and the commutator is connected to the main carbon brush and the standby carbon brush through a wire.
By adopting the technical scheme, the commutator is arranged in the mounting groove and is provided with the notch through which the lead passes, so that the commutator can be conveniently transferred with the main carbon brush and the standby carbon brush.
As a preferred technical scheme of the present invention, elastic driving members are symmetrically disposed inside the carbon brush box, the elastic driving members are respectively connected to the first mounting frame and the second mounting frame, a connecting groove is formed inside the carbon brush box, sliding blocks are disposed on outer surfaces of the first mounting frame and the second mounting frame, and the sliding blocks are slidably connected to the carbon brush box.
By adopting the technical scheme, the carbon brush box pushes the main carbon brush and the standby carbon brush to move through the elastic driving piece, so that the main carbon brush and the standby carbon brush are always attached to the outer surface of metal in a transmission manner, the phenomenon that the main carbon brush and the standby carbon brush swing due to overlarge gaps is avoided, and meanwhile, the main carbon brush and the standby carbon brush are fixed by the first mounting frame and the second mounting frame and guided to move along the connecting grooves.
As a preferred technical scheme of the present invention, one end of the bolt is respectively attached to the main carbon brush and the backup carbon brush, the bolt is respectively in threaded connection with the first mounting frame and the second mounting frame, a diameter of one end of the bolt is smaller than a height of the connecting groove, the main carbon brush and the backup carbon brush are respectively attached to the first mounting frame and the second mounting frame, and one ends of the main carbon brush and the backup carbon brush are arc-shaped structures.
By adopting the technical scheme, the bolt penetrates through the carbon brush box to be connected with the first mounting frame and the second mounting frame and fixes the positions of the main carbon brush and the standby carbon brush, so that the phenomenon that the gap between the main carbon brush and the standby carbon brush and the gaps between the first mounting frame and the second mounting frame are too large is avoided, and the main carbon brush and the standby carbon brush are attached to the metal transmission part in shapes, so that the friction stability is ensured.
As a preferred technical scheme of the invention, the bottom of the connecting frame is slidably connected with the partition plate, the top end of the connecting frame is movably connected with the first mounting frame, the outer surfaces of the two ends of the connecting frame are respectively connected with the displacement sensor and the connecting rope, the outer surface of the connecting rope is connected with the guide pin, the front end and the rear end of the guide pin are movably connected with the inner surface of the partition plate, the partition plate is internally provided with the first ball, and the first ball is movably connected with the limiting plate.
By adopting the technical scheme, the connecting frame is attached to the displacement sensor under the pushing of the first mounting frame, the displacement sensor is connected with a signal of a central control system of the vehicle, an alarm signal that the main carbon brush is abraded is provided for a driver, the connecting rope can be pulled to transmit with the limiting plate, the standby carbon brush can be ejected conveniently, and the use flexibility of the carbon brush structure can be increased.
According to the preferable technical scheme, the spring box and the limiting plate are located on the same vertical line, the bottom of the limiting plate is provided with the second ball, and the outer surface of one end of the second ball penetrates through the limiting plate and is connected with the second mounting frame.
Adopt above-mentioned technical scheme, the spring box is connected with the link through connecting the rope, under the interlock of link, connect the rope and slide along the spring box is inside and the uide pin surface, and the pulling limiting plate slides inside the baffle, reduce the frictional force of limiting plate and second installing frame and baffle by first ball and second ball, make the limiting plate relieve spacing to the second installing frame, the second installing frame is relieved spacing back and is outwards popped out under the effect of elastic drive spare, thereby whole practicality has been increased.
Compared with the prior art, the invention has the beneficial effects that: this be applied to novel carbon brush structure on having brush motor:
1. after the arrangement mode of carbon layers of the carbon brushes is changed, carbon powder which is rubbed with the commutator by the carbon brushes is obviously reduced, the service life is effectively prolonged, meanwhile, the spare carbon brushes are arranged in the carbon brush box, when the main carbon brushes are worn and consumed to a dangerous value, the spare carbon brushes can replace the main carbon brushes at the first time, the handover work between the carbon brushes and the commutator is well completed, and the condition that the short circuit occurs in the interior due to the fact that the main carbon brushes are not replaced in time after the main carbon brushes are consumed is avoided;
2. through setting up two independent carbon brush holders respectively with commutator and carbon brush for the carbon brush subassembly can assemble as a whole, greatly improves assembly efficiency, simultaneously, in process of production, can also assemble carbon brush holder and carbon brush body in advance, stores in storage as an integral part, when equipment finished product motor, directly assembles, can very big production efficiency, reduction in production cost.
Drawings
FIG. 1 is a schematic overall perspective view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of the interior of the brush box according to the present invention;
FIG. 4 is a schematic view of the internal cross-sectional side view of the carbon brush box of the present invention;
FIG. 5 is a schematic side view of a first carbon brush holder according to the present invention;
FIG. 6 is a schematic side view of a second carbon brush holder according to the present invention;
FIG. 7 is a schematic overall side view of the present invention.
In the figure: 1. a first carbon brush holder; 101. positioning holes; 102. mounting grooves; 103. a through hole; 2. a carbon brush box; 21. a main carbon brush; 22. a spare carbon brush; 23. connecting grooves; 24. an elastic driving member; 3. a second carbon brush holder; 31. a positioning column; 32. a commutator; 33. a wire; 4. a first mounting frame; 41. a thread groove; 42. a slider; 5. a bolt; 6. a partition plate; 61. a connecting frame; 62. a movable groove; 63. a first ball bearing; 64. a displacement sensor; 65. a guide pin; 7. a second mounting frame; 8. a barrel; 81. connecting ropes; 82. a limiting plate; 83. a second ball.
Detailed Description
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.
Referring to fig. 1-7, the present invention provides a technical solution: a novel carbon brush structure applied to a brush motor comprises:
the first carbon brush holder 1 is a main mounting structure, a positioning hole 101 and a mounting groove 102 are respectively arranged in the first carbon brush holder 1, and a through hole 103 is formed in the middle section of the first carbon brush holder 1; the carbon brush boxes 2 are positioned on the top surface of the first carbon brush holder 1, the connecting grooves 23 are formed in the carbon brush boxes 2, the number of the carbon brush boxes 2 is 4, and the carbon brush boxes 2 are annularly distributed on the outer surface of the first carbon brush holder 1; the second carbon brush holder 3 is positioned at the bottom end of the first carbon brush holder 1, the outer surface of the second carbon brush holder 3 is respectively provided with a commutator 32 and a positioning column 31, and one end of the commutator 32 is connected with a lead 33; the first mounting frame 4 is positioned inside the carbon brush box 2, a threaded groove 41 is formed in the first mounting frame 4, and a main carbon brush 21 is connected inside the carbon brush box 2; a bolt 5 connected to the inside of the thread groove 41, one end of the bolt 5 penetrating the inside of the carbon brush case 2; the partition plate 6 is positioned at the middle end of the carbon brush box 2, a movable groove 62 is formed in the partition plate 6, and a displacement sensor 64 and a connecting frame 61 are respectively arranged in the partition plate 6; the second mounting frame 7 is positioned inside the carbon brush box 2, the standby carbon brush 22 is mounted inside the second mounting frame 7, and the second mounting frame 7 is positioned at the bottom end of the first mounting frame 4; the spring box 8 is located inside the movable groove 62, the inside of the spring box 8 is connected with a connecting rope 81, one end of the connecting rope 81 is connected with a limiting plate 82, and a second ball 83 is arranged inside the limiting plate 82.
The first carbon brush holder 1 and the positioning columns 31 of the second carbon brush holder 3 form a split structure through the positioning holes 101, the positioning columns 31 are in sliding connection with the positioning holes 101, and the number of the positioning holes 101 is the same as that of the positioning columns 31; the locating hole 101 of first carbon brush holder 1 inside corresponds with the reference column 31 position on 3 tops of second carbon brush holder, can fix a position the installation to first carbon brush holder 1 and second carbon brush holder 3, and the spare part that first carbon brush holder 1 and second carbon brush holder 3 were installed all is whole, when changing the carbon brush, can directly dismantle whole, avoids the problem that current motor carbon brush holder is difficult to the dismantlement.
The commutator 32 is connected with the mounting groove 102 in a penetrating manner, and the commutator 32 is connected with the main carbon brush 21 and the spare carbon brush 22 through the lead 33; the commutator 32 is installed inside the installation groove 102, and is provided with a notch through which the lead 33 passes, so that the commutator 32 can be conveniently transferred with the main carbon brush 21 and the spare carbon brush 22.
The inner part of the carbon brush box 2 is symmetrically provided with an elastic driving part 24, the elastic driving part 24 is respectively connected with the first installation frame 4 and the second installation frame 7, the inner part of the carbon brush box 2 is provided with a connecting groove 23, the outer surfaces of the first installation frame 4 and the second installation frame 7 are both provided with a sliding block 42, and the sliding block 42 is in sliding connection with the carbon brush box 2; the carbon brush box 2 pushes the main carbon brush 21 and the spare carbon brush 22 to move through the elastic driving member 24, so that the main carbon brush 21 and the spare carbon brush 22 are always attached to the outer surface of metal in a transmission manner, the swinging caused by overlarge gaps is avoided, and meanwhile, the main carbon brush 21 and the spare carbon brush 22 are fixed by the first mounting frame 4 and the second mounting frame 7 and guided to move along the connecting groove 23.
One end of a bolt 5 is respectively attached and connected with the main carbon brush 21 and the standby carbon brush 22, the bolt 5 is respectively in threaded connection with the first mounting frame 4 and the second mounting frame 7, the diameter of one end of the bolt 5 is smaller than the height of the connecting groove 23, the main carbon brush 21 and the standby carbon brush 22 are respectively attached and connected with the first mounting frame 4 and the second mounting frame 7, and one ends of the main carbon brush 21 and the standby carbon brush 22 are arc-shaped structures; the bolt 5 penetrates through the carbon brush box 2 to be connected with the first mounting frame 4 and the second mounting frame 7, the positions of the main carbon brush 21 and the standby carbon brush 22 are fixed, the phenomenon that gaps between the main carbon brush 21 and the standby carbon brush 22 and between the first mounting frame 4 and the second mounting frame 7 are too large is avoided, metal transmission parts are attached to the main carbon brush 21 and the standby carbon brush 22 in shapes, and the friction stability is guaranteed.
The bottom of the connecting frame 61 is connected with the partition board 6 in a sliding mode, the top end of the connecting frame 61 is movably connected with the first mounting frame 4, the outer surfaces of the two ends of the connecting frame 61 are respectively connected with the displacement sensor 64 and the connecting rope 81, the outer surface of the connecting rope 81 is connected with the guide pin 65, the front end and the rear end of the guide pin 65 are movably connected with the inner surface of the partition board 6, the first ball 63 is arranged inside the partition board 6, and the first ball 63 is movably connected with the limiting board 82; the connecting frame 61 is attached to the displacement sensor 64 under the pushing of the first mounting frame 4, the displacement sensor 64 is connected with a signal of a vehicle central control system, a warning signal that the main carbon brush 21 is worn out is provided for a driver, the connecting rope 81 can be pulled to transmit with the limiting plate 82, the standby carbon brush 22 can be ejected conveniently, and the use flexibility of the carbon brush structure can be improved.
The spring box 8 and the limiting plate 82 are positioned on the same vertical line, the bottom of the limiting plate 82 is provided with a second ball 83, and the outer surface of one end of the second ball 83 penetrates through the limiting plate 82 and is connected with the second mounting frame 7; barrel 8 is connected with link 61 through connecting rope 81, under the interlock of link 61, connect rope 81 along barrel 8 inside and uide pin 65 surface slip to pulling limiting plate 82 slides inside baffle 6, reduce the frictional force of limiting plate 82 and second installing frame 7 and baffle 6 by first ball 63 and second ball 83, make limiting plate 82 relieve spacing to second installing frame 7, second installing frame 7 relieves and outwards pops out under the effect of elastic drive piece 24 after spacing, thereby increased holistic practicality.
The working principle is as follows: when the novel carbon brush structure applied to the brush motor is used, firstly, the cutting direction is noticed when the carbon brush is cut into the carbon brush after the carbon block is pressed, the working surface of the carbon brush is perpendicular to the pressing surface, the metal output shaft penetrates through the through hole 103 to be in contact with the main carbon brush 21, the main carbon brush 21 and the standby carbon brush 22 are both connected with the commutator 32 under the action of the lead 33, the elastic driving piece 24 pushes the first installation frame 4 to move in parallel along with the friction consumption of the main carbon brush 21, the first installation frame 4 is guided through the sliding block 42, the main carbon brush 21 is always in fit friction with metal, when one end of the first installation frame 4 is in contact with the connecting frame 61, the elastic driving piece 24 continuously pushes the first installation frame 4 to extrude the connecting frame 61 to move in the movable groove 62 under the consumption of the main carbon brush 21, and when the first installation frame 4 is in contact with the displacement sensor 64, the displacement sensor 64 is connected with a signal of a central control system of a vehicle, the alarm signal that the main carbon brush 21 is worn out is provided for a driver, the alarm signal can be transmitted by pulling the connecting rope 81 and the limiting plate 82, the standby carbon brush 22 can be ejected out conveniently, the standby carbon brush 22 replaces the main carbon brush 21, when the carbon brush needs to be replaced, the selection can be performed according to the replacement assembly and the independent replacement, when the assembly needs to be replaced, the first carbon brush holder 1 and the second carbon brush holder 3 are separated, a new set of the first carbon brush holder 1 and the second carbon brush holder 3 is replaced, when the main carbon brush 21 or the standby carbon brush 22 needs to be replaced independently, the main carbon brush 21 and the standby carbon brush 22 are taken out from the first mounting frame 4 and the second mounting frame 7 by the dismounting bolt 5, the main carbon brush 21 and the standby carbon brush 22 are fixed by the dismounting bolt 5 again according to the main carbon brush 21 and the standby carbon brush 22 which are not worn, in the carbon brush box 2 in the dismounting process, the barrel 8 pulls the connecting rope 81 to reset the internal transmission structure, thereby increasing the overall practicability.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a be applied to novel carbon brush structure on brush motor which characterized in that includes:
the carbon brush holder comprises a first carbon brush holder (1) which is a main mounting structure, wherein a positioning hole (101) and a mounting groove (102) are respectively formed in the first carbon brush holder (1), and a through hole (103) is formed in the middle section of the first carbon brush holder (1);
the carbon brush boxes (2) are positioned on the top surface of the first carbon brush holder (1), connecting grooves (23) are formed in the carbon brush boxes (2), the number of the carbon brush boxes (2) is 4, and the carbon brush boxes (2) are annularly distributed on the outer surface of the first carbon brush holder (1);
the second carbon brush holder (3) is positioned at the bottom end of the first carbon brush holder (1), the outer surface of the second carbon brush holder (3) is respectively provided with a commutator (32) and a positioning column (31), and one end of the commutator (32) is connected with a lead (33);
the first mounting frame (4) is positioned inside the carbon brush box (2), a threaded groove (41) is formed in the first mounting frame (4), and a main carbon brush (21) is connected inside the carbon brush box (2);
the bolt (5) is connected inside the thread groove (41), and one end of the bolt (5) penetrates through the inside of the carbon brush box (2);
the partition plate (6) is positioned at the middle end of the carbon brush box (2), a movable groove (62) is formed in the partition plate (6), and a displacement sensor (64) and a connecting frame (61) are respectively installed in the partition plate (6);
the second mounting frame (7) is positioned inside the carbon brush box (2), a standby carbon brush (22) is mounted inside the second mounting frame (7), and the second mounting frame (7) is positioned at the bottom end of the first mounting frame (4);
spring barrel (8), be located inside movable groove (62), the internal connection of spring barrel (8) has connection rope (81), the one end of connecting rope (81) is connected with limiting plate (82), limiting plate (82) inside is provided with second ball (83).
2. The novel carbon brush structure applied to the brush motor according to claim 1, wherein: the first carbon brush holder (1) and the positioning columns (31) of the second carbon brush holder (3) form a split structure through the positioning holes (101), the positioning columns (31) are in sliding connection with the positioning holes (101), and the number of the positioning holes (101) is the same as that of the positioning columns (31).
3. The novel carbon brush structure applied to the brush motor according to claim 1, wherein: the commutator (32) is in through connection with the mounting groove (102), and the commutator (32) is connected with the main carbon brush (21) and the standby carbon brush (22) through a lead (33).
4. The novel carbon brush structure applied to the brush motor according to claim 1, wherein: the inside symmetry of carbon brush box (2) is provided with elastic drive spare (24), elastic drive spare (24) respectively with first installing frame (4) and second installing frame (7) interconnect, connecting groove (23) have been seted up to carbon brush box (2) inside, first installing frame (4) and second installing frame (7) surface all are provided with slider (42), slider (42) are sliding connection with carbon brush box (2).
5. The novel carbon brush structure applied to the brush motor according to claim 1, wherein: the one end of bolt (5) is connected with mainly using carbon brush (21) and reserve carbon brush (22) laminating respectively, bolt (5) respectively with first installing frame (4) and second installing frame (7) threaded connection, the one end diameter of bolt (5) is less than the height of spread groove (23), mainly use carbon brush (21) and reserve carbon brush (22) laminating respectively with first installing frame (4) and second installing frame (7) and be connected, mainly use carbon brush (21) and reserve carbon brush (22) one end is arc column structure.
6. The novel carbon brush structure applied to the brush motor according to claim 1, wherein: the bottom and baffle (6) sliding connection of link (61), the top and the first installing frame (4) of link (61) are swing joint, the both ends surface of link (61) respectively with displacement sensor (64) and be connected rope (81) interconnect, the surface of being connected rope (81) is connected with uide pin (65), both ends and baffle (6) internal surface swing joint around uide pin (65), baffle (6) inside is provided with first ball (63), first ball (63) and limiting plate (82) swing joint.
7. The novel carbon brush structure applied to the brush motor according to claim 1, wherein: spring box (8) and limiting plate (82) are located same perpendicular line, the bottom of limiting plate (82) is provided with second ball (83), the one end surface of second ball (83) passes limiting plate (82) inside and is connected with second installing frame (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110975021.5A CN113890255A (en) | 2021-08-24 | 2021-08-24 | Novel carbon brush structure applied to brush motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110975021.5A CN113890255A (en) | 2021-08-24 | 2021-08-24 | Novel carbon brush structure applied to brush motor |
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| Publication Number | Publication Date |
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| CN113890255A true CN113890255A (en) | 2022-01-04 |
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| CN202110975021.5A Pending CN113890255A (en) | 2021-08-24 | 2021-08-24 | Novel carbon brush structure applied to brush motor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115007970A (en) * | 2022-08-04 | 2022-09-06 | 长治市三耐铸业有限公司 | Rotary conductive device for vertical mill wear-resistant part surfacing platform |
| CN116094262A (en) * | 2023-04-03 | 2023-05-09 | 四川富生汽车零部件有限公司 | High-stability and long-service-life brush direct current motor |
-
2021
- 2021-08-24 CN CN202110975021.5A patent/CN113890255A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115007970A (en) * | 2022-08-04 | 2022-09-06 | 长治市三耐铸业有限公司 | Rotary conductive device for vertical mill wear-resistant part surfacing platform |
| CN115007970B (en) * | 2022-08-04 | 2022-10-25 | 长治市三耐铸业有限公司 | Rotary conductive device for vertical mill wear-resistant part surfacing platform |
| CN116094262A (en) * | 2023-04-03 | 2023-05-09 | 四川富生汽车零部件有限公司 | High-stability and long-service-life brush direct current motor |
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Application publication date: 20220104 |
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| RJ01 | Rejection of invention patent application after publication |