CN217882240U - Carbon brush heat dissipation assembly for voltage stabilizer - Google Patents
Carbon brush heat dissipation assembly for voltage stabilizer Download PDFInfo
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- CN217882240U CN217882240U CN202221127375.0U CN202221127375U CN217882240U CN 217882240 U CN217882240 U CN 217882240U CN 202221127375 U CN202221127375 U CN 202221127375U CN 217882240 U CN217882240 U CN 217882240U
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- carbon brush
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Abstract
The utility model provides a carbon brush radiator unit for stabiliser, including installing support and carbon brush fixed bolster, the carbon brush fixed bolster sets up on the installing support, set up carbon brush radiating element on the carbon brush fixed bolster, carbon brush radiating element includes carbon brush spare and radiating piece, set up the spacing hole of carbon brush on the carbon brush fixed bolster, carbon brush spare runs through and sets up in the spacing hole of carbon brush, carbon brush spare has carbon piece end and copper billet end, the radiating piece sets up on one side of keeping away from the carbon piece end at the copper billet end of carbon brush spare, the radiating piece is connected with the copper billet end, the heat that the carbon brush spare produced through the electric current distributes through the radiating piece, set up the radiating piece through one side at the carbon brush spare, the radiating piece can distribute the produced heat of electric current on the carbon brush spare, and in order to improve radiating efficiency, this design is the structure of radiating piece design for the afterbody (the part of keeping away from the coil promptly) and the bottom of carbon brush spare dispel the heat, the heat radiating area of increase, radiating efficiency has been promoted.
Description
Technical Field
The utility model relates to a carbon brush technical field, concretely relates to carbon brush radiator unit for stabiliser.
Background
Carbon brushes (Carbon brushes), also called brushes, are widely used as a sliding contact in many electrical devices. The carbon brush mainly comprises graphite, impregnated graphite and metal (copper and silver) graphite in product application. 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, are generally made of pure carbon and a coagulant, are generally square in shape, are clamped on a metal bracket, are tightly pressed on a rotating shaft by a spring, and transmit electric energy to a coil through a phase converter when the motor rotates. The current voltage stabilizer coil carbon brush and the heat dissipation assembly applied in the market generally conduct heat to a carbon brush support through a carbon brush head to dissipate heat without a radiator. A gap is reserved between the carbon brush head and the carbon brush support, the carbon brush head can move back and forth relative to the radiator, the heat dissipation area of the brush support is small, the heat dissipation effect is poor, the existing carbon brush is mostly a circular carbon brush, if the radiator is added, the connecting position of the radiator and the carbon brush is also made into a circular shape, the machining precision is high, and if machining is inaccurate, the gap is generated and is changed into line contact; and the round shape is not easy to fix.
Disclosure of Invention
In view of this, the utility model provides a carbon brush radiator unit for stabiliser.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a carbon brush radiator unit for stabiliser, includes installing support and carbon brush fixed bolster, the carbon brush fixed bolster sets up on the installing support, set up carbon brush heat dissipation unit on the carbon brush fixed bolster, carbon brush heat dissipation unit includes carbon brush spare and radiating piece, carbon brush spare sets up one of radiating piece and serves with radiating piece direct contact, set up the spacing hole of carbon brush on the carbon brush fixed bolster, the one end of radiating piece and with set up the carbon brush spare that serves at the radiating piece and run through the setting and spacing downthehole at the carbon brush, carbon brush spare has carbon piece end and copper billet end, the radiating piece sets up on one side that the carbon piece end was kept away from to the copper billet end of carbon brush spare, be connected with the copper billet end, just the terminal surface of radiating piece one end forms the face contact with the laminating of the one end terminal surface of copper billet end, the heat that carbon brush spare produced through the electric current distributes through the radiating piece.
The radiating piece casting forms L style of calligraphy structure, the radiating piece has first radiating part and second radiating part, the radiating piece is kept away from and is set up a plurality of fin on a side end face of carbon brush spare, heat dissipation clearance has between the adjacent fin, the impartial interval in heat dissipation clearance sets up, set up the carbon brush connecting seat on the first radiating part is close to a side end face of carbon brush spare, the one end terminal surface of the copper billet end of carbon brush spare is hugged closely and is passed through the screw connection with the terminal surface of carbon brush connecting seat, the carbon piece end sets up the one side of keeping away from the copper billet end at carbon brush spare, there is the heat dissipation interval between the first radiating part and the second radiating part of radiating piece and the carbon brush fixed bolster.
The carbon brush piece includes carbon brush head and connection copper billet, copper billet end sets up on connecting the copper billet, the carbon sheet end sets up on the carbon brush head, the carbon brush spread groove is seted up to the one end of connecting the copper billet, the other end of connecting the copper billet sets up the spring groove, the one end of carbon brush head stretches into the carbon brush spread groove and is connected copper billet welded fastening, set up the spring preforming between spring groove and the carbon brush fixed bolster, the one end and the carbon brush fixed bolster connection of spring preforming, the other end of spring preforming stretches into the spring groove and is connected the copper billet.
The connecting copper block is arranged in a cuboid structure, the spring groove is formed in the top end of the connecting copper block, a spring is arranged in the spring groove, one end of the spring pressing sheet extending into the spring groove is connected with the spring, a spring positioning bump is arranged on one end of the spring pressing sheet extending into the spring groove, the spring positioning bump is formed by protruding of the center of one end of the spring pressing sheet extending into the spring groove, and the spring positioning bump is connected with the spring positioning.
The carbon brush fixing support is provided with a pressing sheet connecting groove, the pressing sheet connecting groove is formed by the inner concave portion of the top end of the carbon brush fixing support, a pressing sheet fixing hole is formed in the pressing sheet connecting groove, one end, connected with the carbon brush fixing support, of the spring pressing sheet is provided with a pressing sheet connecting hole corresponding to the pressing sheet fixing hole, a pressing sheet screw is arranged between the spring pressing sheet and the carbon brush fixing support, and the pressing sheet screw penetrates through the pressing sheet fixing hole and the pressing sheet connecting hole to connect the spring pressing sheet and the carbon brush fixing support.
The carbon brush fixing support is provided with a fixing support radiating surface, the fixing support radiating surface is arranged at the bottom of the carbon brush fixing support, and radiating fins which are the same as those on the radiating piece are arranged on the fixing support radiating surface.
The mounting bracket is provided with a bracket mounting part and a bracket transmission part, and mounting part heat dissipation gaps are formed at two ends of the bracket mounting part.
The beneficial effects of the utility model reside in that: the utility model discloses a set up the radiating piece in one side of carbon brush, the electric current is when flowing through carbon brush through coil (not shown), the radiating piece can distribute the produced heat of electric current on the carbon brush, and in order to improve radiating efficiency, this design is the structure of L style of calligraphy with the radiating piece design, make the radiating piece can dispel the heat to the afterbody (the part of keeping away from the coil promptly) and the bottom of carbon brush, increase the heat radiating area of radiating piece, promoted radiating efficiency, compare in traditional carbon brush subassembly, the utility model discloses after electric current flows through coil and carbon brush, because there is contact resistance between the two and produces the contact point heat, the heat that the radiating piece was to carbon brush distributes, make the utility model discloses a carbon brush is compared with traditional carbon brush under the same condition, and carbon brush temperature can reduce 20 ℃ -30 ℃.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic view of a part of the structure of the heat dissipation unit of the present invention;
FIG. 4 is a top view of the present invention;
fig. 5 isbase:Sub>A cross-sectional view taken atbase:Sub>A-base:Sub>A of fig. 4.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
The invention will be further described with reference to the accompanying drawings.
The utility model provides a following technical scheme:
as shown in fig. 1-5, the utility model discloses a carbon brush radiator unit for stabiliser, including installing support 1 and carbon brush fixed bolster 2, carbon brush fixed bolster 2 sets up on installing support 1, set up carbon brush radiating unit 3 on carbon brush fixed bolster 2, carbon brush radiating unit 3 includes carbon brush 4 and radiating piece 5, carbon brush 4 sets up and serves 3 direct contact with radiating piece at radiating piece 3, set up the spacing hole 6 of carbon brush on carbon brush fixed bolster 2, the one end of radiating piece 3 and with set up in the spacing hole 6 of carbon brush 4 that serves at radiating piece 3, carbon brush 4 has carbon piece end 7 and copper billet end 8, radiating piece 5 sets up the one side that is close to copper billet end 8 at carbon brush 4, radiating piece 5 is connected with copper billet end 8, just the terminal surface of radiating piece 5 one end forms the face contact with the laminating of copper billet end 8's one end face, the heat that carbon brush 4 produced through the electric current distributes through 5. Specifically, the utility model discloses in, through set up heat dissipation piece 5 in one side of carbon brush 4, the electric current is when flowing through carbon brush 4 through the coil (not shown), heat dissipation piece 5 can distribute the produced heat of electric current on carbon brush 4, and in order to improve radiating efficiency, this design designs heat dissipation piece 5 into the structure of L style of calligraphy, make heat dissipation piece 5 can dispel the heat to the afterbody (the part of keeping away from the coil promptly) and the bottom of carbon brush 4, increase heat dissipation piece 5's heat radiating area, the radiating efficiency of heat dissipation has been promoted, compare in traditional carbon brush subassembly, the utility model discloses after the heat that the electric current produced flows through between carbon brush 4 and the coil, heat dissipation piece 5 distributes carbon brush 4's heat, make the utility model discloses a carbon brush 4 compares under the same condition with traditional carbon brush, carbon brush temperature can reduce 20 ℃ -30 ℃, in this design, the copper sheet end is square structure, the shape of fixing base corresponds the shape setting of copper sheet end, make relative terminal surface contact area can closely realize between the two, thereby improve the contact area, increase the heat radiating area.
Further, the heat dissipation member 5 is cast to form an L-shaped structure, the heat dissipation member 5 has a first heat dissipation portion 9 and a second heat dissipation portion 10, the heat dissipation member 5 is provided with a plurality of heat dissipation fins 29 on the end surface of one side away from the carbon brush 4, a heat dissipation gap 11 is provided between the adjacent heat dissipation fins 29, the heat dissipation gap 11 is arranged at equal intervals, the first heat dissipation portion 9 is provided with a carbon brush connecting seat 12 on the end surface of one side close to the carbon brush 4, one end surface of a copper block end 8 of the carbon brush 4 is tightly attached to the end surface of the carbon brush connecting seat 12 and is connected with the end surface through screws, the carbon block end 7 is arranged on one side away from the copper block end 8 of the carbon brush 4, and a heat dissipation interval 13 is arranged between the first heat dissipation portion 9 and the second heat dissipation portion 10 of the heat dissipation member 5 and the carbon brush fixing support 2. Specifically, in this design, the width of first radiating part 9 and second radiating part 10 all is greater than the width of carbon brush 4, make the heat that carbon brush 4 conducted can be furthest by first radiating part 9 and second radiating part 10 absorption and distribute to the air, and in order to guarantee the radiating effect under the prerequisite that does not increase 5 volumes of radiating piece and weight, this design is through setting up a plurality of equidistant radiating gap 11 on radiating piece 5, the setting of radiating gap 11 can make the surface area of radiating piece 5 increase, thereby increase radiating area, make the heat can distribute from between radiating gap 11, promote the radiating efficiency, and first radiating part 9 and second radiating part 10 all with the radiating interval 13 that exists between radiating piece 2 can avoid the direct contact of radiating piece 5 with radiating piece fixed bolster 2, prevent that the heat from 5 conduction to the carbon brush fixed bolster 2, the heat backward flow that carbon brush 4 caused by first radiating part 2 and second radiating part 2, and the interval between radiating piece 5 and the carbon brush fixed bolster 2 has avoided the problem that the heat in the heat removal process of carbon brush 2 is blocked from the carbon brush fixed bolster, this carbon brush fixed bolster 11 also can follow the radiating gap.
Further, the carbon brush piece 4 comprises a carbon brush head 14 and a connecting copper block 15, a copper block end 8 is arranged on the connecting copper block 15, a carbon sheet end 7 is arranged on the carbon brush head 14, a carbon brush connecting groove 16 is formed in one end of the connecting copper block 15, a spring groove 17 is formed in the other end of the connecting copper block 15, one end of the carbon brush head 14 extends into the carbon brush connecting groove 16 and is welded and fixed with the connecting copper block 15, in the design, the connecting copper block 15 is connected with the carbon brush head 14 through tin soldering, a spring pressing sheet 18 is arranged between the spring groove 17 and the carbon brush fixing support 2, one end of the spring pressing sheet 18 is connected with the carbon brush fixing support 2, the other end of the spring pressing sheet 18 extends into the spring groove 17 and is connected with the connecting copper block 15, a connecting hole 19 is formed in one end of the connecting copper block 15 with the spring groove 17, a fixing hole 20 corresponding to the connecting hole 19 is formed in the carbon brush connecting seat 12, a screw is arranged between the connecting copper block 15 and the carbon brush connecting seat 12, and the connecting copper block 15 are connected through the fixing block and the connecting seat 19. Concretely, in order to make connecting copper billet 15 and carbon brush connecting seat 12 can also convenient to detach after the installation finishes, and the compression of spring in spring groove 17 is not influenced by the screw, this design adopts the structure of lower dress formula to screw in the fixed orifices 20 and the connecting hole 19 of radiating piece 5 from bottom to top with the screw, make the nut part of screw in the ground step of connecting seat 12, the screw part of two screws is because length is less than the degree of depth of connecting hole 19, and can not stretch into spring groove 17, thereby the phenomenon of spring compression can not take place to interfere, and for convenient the dismantlement, this design sets up the dismantlement through-hole on second radiating part 10, the dismantlement through-hole corresponds connecting hole 19 and fixed orifices 20 setting, and the aperture of dismantling the through-hole is greater than connecting hole 19 and fixed orifices 20, make operating personnel can stretch into and pass the dismantlement through-hole and screw in and screw out with the screwdriver.
Further, it sets up to connect copper billet 15 to be the cuboid structure, spring groove 17 is seted up on the top of connecting copper billet 15, set up the spring in the spring groove 17, spring preforming 18 stretches into spring groove 17's one end and spring coupling, spring preforming 18 is stretched into one of spring groove 17 and is served and set up spring location bump 21, spring location bump 21 is stretched into spring groove 17's one end center protrusion by spring preforming 18 and is formed, spring location bump 21 and spring 22 positioning connection. Concretely, for convenience of the location of spring 22 in spring groove 17 and the installation of spring preforming 18, this design is through setting up spring location bump 21 on spring preforming 18, spring location bump 21 can stretch into the center of spring, make things convenient for the location of spring 22 and be convenient for spring preforming 18 to find the position and install, in this design, in order to further make things convenient for the location of spring preforming 18 and carbon brush fixed bolster 2 to be connected, it sets up the support location bump 23 the same with spring location bump 21 to serve at the spring preforming 18 and carbon brush fixed bolster 2 are connected, and preforming connecting hole 19 runs through support location bump 23 and sets up, preforming fixed orifices 20 on preforming connecting groove 24 is close to the arc structure setting that is of the edge of spring preforming 18 one side, and the internal diameter of this department is greater than the aperture of preforming fixed orifices 20, make support location bump 23 can imbed the one end opening of preforming fixed orifices 20, thereby make things convenient for the location of spring preforming 18.
Further, a pressing piece connecting groove 24 is formed in the carbon brush fixing support 2, the pressing piece connecting groove 24 is formed by an inner concave portion in the top end of the carbon brush fixing support 2, a pressing piece fixing hole 20 is formed in the pressing piece connecting groove 24, a pressing piece connecting hole 19 corresponding to the pressing piece fixing hole 20 is formed in one end, connected with the carbon brush fixing support 2, of the spring pressing piece 18, a pressing piece screw 25 is arranged between the spring pressing piece 18 and the carbon brush fixing support 2, and the pressing piece screw 25 penetrates through the pressing piece fixing hole 20 and the pressing piece connecting hole 19 to connect the spring pressing piece 18 and the carbon brush fixing support 2.
Further, the carbon brush fixing support 2 has a fixing support heat radiation surface 26, the fixing support heat radiation surface 26 is arranged at the bottom of the carbon brush fixing support 2, and the fixing support heat radiation surface 26 is provided with a heat radiation fin 29 which is the same as that on the heat radiation member 5.
Further, the mounting bracket 1 has a bracket mounting portion 27 and a bracket transmission portion 28, the mounting portion heat dissipation gap 11 is provided at two ends of the bracket mounting portion 27, the bracket mounting portion 27 is connected with the carbon brush heat dissipation unit 3 by a screw, and the bracket transmission portion 28 is connected with an external power source (not shown) to drive the mounting bracket to move.
A method for installing a carbon brush heat dissipation assembly for a voltage stabilizer comprises the following steps:
step 1: processing the connecting copper block 15 to form a carbon brush connecting groove 16 and a spring groove 17, and soldering the carbon brush head 14 and the connecting copper block 15 to form a carbon brush 4;
and 2, step: fixing the carbon brush piece 4 in the step 1 on a carbon brush connecting seat 12 of the heat sink 5, and screwing a screw from bottom to top to connect the carbon brush piece and the heat sink;
and 3, step 3: a spring is arranged in a spring groove 17 of the carbon brush piece 4 in the step 2, and one end of the spring pressing plate, which is provided with a spring positioning salient point 21, is inserted into the spring groove 17, so that the spring positioning salient point 21 is embedded into the central part of the spring;
and 4, step 4: the carbon brush heat dissipation unit 3 formed by the carbon brush piece 4 and the heat dissipation piece 5 which are assembled in the step 3 is installed in a carbon brush limiting hole 6 of the carbon brush fixing support 2, and one end, far away from the spring positioning salient point 21, of the spring pressing plate is connected with the carbon brush fixing support 2;
and 5: and assembling and connecting the mounting bracket 1 and the carbon brush fixing bracket 2 provided with the carbon brush heat dissipation unit 3.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The utility model provides a carbon brush radiator unit for stabiliser, includes installing support and carbon brush fixed bolster, the carbon brush fixed bolster sets up on the installing support, set up carbon brush heat dissipation unit on the carbon brush fixed bolster, its characterized in that: the carbon brush heat dissipation unit comprises a carbon brush piece and a heat dissipation piece, wherein the carbon brush piece is arranged at one end of the heat dissipation piece and is in direct contact with the heat dissipation piece, a carbon brush limiting hole is formed in a carbon brush fixing support, one end of the heat dissipation piece and the carbon brush piece arranged at one end of the heat dissipation piece penetrate through the carbon brush limiting hole, the carbon brush piece is provided with a carbon piece end and a copper block end, the heat dissipation piece is arranged at one side, away from the carbon piece end, of the copper block end of the carbon brush piece, the heat dissipation piece is connected with the copper block end, the end face of one end of the heat dissipation piece is in face contact with the end face of one end of the copper block end in a laminating mode, and heat generated by the carbon brush piece through current is directly dissipated through the heat dissipation piece.
2. The carbon brush heat dissipation assembly for a voltage regulator of claim 1, wherein: the radiating piece casting forms L style of calligraphy structure, the radiating piece has first radiating part and second radiating part, set up a plurality of fin on the radiating piece keeps away from a side end face of carbon brush spare, heat dissipation clearance has between the adjacent fin, the impartial interval in heat dissipation clearance sets up, first radiating part sets up the carbon brush connecting seat on being close to a side end face of carbon brush spare, the one end terminal surface of the copper billet end of carbon brush spare is hugged closely and is passed through the screw connection with the terminal surface of carbon brush connecting seat, the carbon piece end sets up the one side of keeping away from the copper billet end at the carbon brush spare, there is the heat dissipation interval between the first radiating part and the second radiating part of radiating piece and the carbon brush fixed bolster all.
3. The carbon brush heat dissipation assembly for a voltage regulator according to claim 2, wherein: the carbon brush piece includes carbon brush head and connection copper billet, copper billet end sets up on connecting the copper billet, the carbon sheet end sets up on the carbon brush head, the carbon brush spread groove is seted up to the one end of connecting the copper billet, the other end of connecting the copper billet sets up the spring groove, the one end of carbon brush head stretches into the carbon brush spread groove and is connected copper billet welded fastening, set up the spring preforming between spring groove and the carbon brush fixed bolster, the one end and the carbon brush fixed bolster connection of spring preforming, the other end of spring preforming stretches into the spring groove and is connected the copper billet.
4. The carbon brush heat dissipation assembly for a voltage regulator of claim 3, wherein: the connecting copper block is of a cuboid structure, the spring groove is formed in the top end of the connecting copper block, a spring is arranged in the spring groove, one end, extending into the spring groove, of the spring pressing sheet is connected with the spring, a spring positioning bump is arranged on one end, extending into the spring groove, of the spring pressing sheet, the spring positioning bump is formed by protruding of the center of one end, extending into the spring groove, of the spring pressing sheet, and the spring positioning bump is connected with the spring positioning bump.
5. The carbon brush heat dissipation assembly for a voltage regulator of claim 3, wherein: the carbon brush fixing support is provided with a pressing sheet connecting groove, the pressing sheet connecting groove is formed by the inner concave portion of the top end of the carbon brush fixing support, a pressing sheet fixing hole is formed in the pressing sheet connecting groove, one end, connected with the carbon brush fixing support, of the spring pressing sheet is provided with a pressing sheet connecting hole corresponding to the pressing sheet fixing hole, a pressing sheet screw is arranged between the spring pressing sheet and the carbon brush fixing support, and the pressing sheet screw penetrates through the pressing sheet fixing hole and the pressing sheet connecting hole to connect the spring pressing sheet and the carbon brush fixing support.
6. The carbon brush heat dissipation assembly for a voltage regulator of claim 2, wherein: the carbon brush fixing support is provided with a fixing support radiating surface, the fixing support radiating surface is arranged at the bottom of the carbon brush fixing support, and radiating fins which are the same as those on the radiating piece are arranged on the fixing support radiating surface.
7. The carbon brush heat dissipation assembly for a voltage regulator of claim 1, wherein: the mounting bracket is provided with a bracket mounting part and a bracket transmission part, and mounting part heat dissipation gaps are formed at two ends of the bracket mounting part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221127375.0U CN217882240U (en) | 2022-05-11 | 2022-05-11 | Carbon brush heat dissipation assembly for voltage stabilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221127375.0U CN217882240U (en) | 2022-05-11 | 2022-05-11 | Carbon brush heat dissipation assembly for voltage stabilizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217882240U true CN217882240U (en) | 2022-11-22 |
Family
ID=84090365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221127375.0U Active CN217882240U (en) | 2022-05-11 | 2022-05-11 | Carbon brush heat dissipation assembly for voltage stabilizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217882240U (en) |
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2022
- 2022-05-11 CN CN202221127375.0U patent/CN217882240U/en active Active
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