CN210075015U - Carbon brush structure of submersible pump for solar well - Google Patents
Carbon brush structure of submersible pump for solar well Download PDFInfo
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- CN210075015U CN210075015U CN201921210674.9U CN201921210674U CN210075015U CN 210075015 U CN210075015 U CN 210075015U CN 201921210674 U CN201921210674 U CN 201921210674U CN 210075015 U CN210075015 U CN 210075015U
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Abstract
The utility model provides a structure of immersible pump carbon brush for solar energy well, the immersible pump includes barrel and motor shaft, be fixed with rotor and commutator on the motor shaft, the bottom is equipped with bearing and step, the barrel internal fixation has the magnetic shoe, the bottom is fixed with the bottom plate, the commutator is located the rotor below, be equipped with and be cupped plastics holder, the bottom surface offsets with the bottom plate, the lateral wall offsets with the barrel, it has the hole respectively to set up on barrel and the plastics holder that are located commutator bilateral symmetry position, downthehole brush holder that is equipped with respectively, the through-hole has been seted up to inside one side of brush holder, outside one side has seted up the screw hole, be equipped with the carbon brush subassembly in the through-. The utility model discloses change into simple and back dress carbon brush by multiple operation and dress carbon brush earlier, need not unpack apart the motor again when changing the carbon brush, directly dismantle the screw in the outside and equally demolish, change just, it is convenient to bring the motor assembly, has avoided unpicking machine, installation, has guaranteed electromechanical nature, leakproofness original state of protection all the time.
Description
Technical Field
The utility model relates to a immersible pump equipment technical field especially relates to a structure of immersible pump carbon brush for solar well.
Background
Carbon brushes (Carbon brushes), also called electrical brushes, are an important component in submersible pump motors as a sliding contact. The carbon brush is mainly made of graphite, impregnated graphite and metal (copper and silver) graphite in product application, and is called as the carbon brush because the main component of the carbon brush is carbon. Carbon brushes are devices for transmitting energy or signals between a fixed part and a rotating part of a motor or a generator or other rotating machinery, and when the motor rotates, electric energy is transmitted to a coil through a phase converter.
The existing submersible pump motor comprises a plurality of processes when the carbon brush is assembled, the carbon brush is required to be assembled firstly, inconvenience is brought to motor assembly, the carbon brush is easy to wear and tear, regular maintenance and replacement are required, the replacement is required to be disassembled from the motor, then the motor is assembled, the mechanical property and the sealing property of the motor can not be guaranteed to be kept in an original state all the time, a sealing property test is required, the replacement is very complicated, high proficiency is required, and unfamiliar users often cause motor damage because the electric brush can not be assembled or the electric brush is not installed mistakenly, so that economic loss is caused. In addition, the existing carbon brush and commutator structure is generally arranged on the upper part of the rotor, the leading wire of the motor is also arranged on the upper end of the motor, on one hand, the sealing performance of the upper end of the motor is poor, on the other hand, carbon dust generated by abrasion can be accumulated on a rotor coil, the cleaning is not easy, but the frequent cleaning is needed, otherwise, the motor is easily damaged.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the not enough of above-mentioned current device, provide a structure of immersible pump carbon brush for solar well, change into simple and back dress carbon brush by multiple operation and dress carbon brush earlier, it is convenient to bring to motor assembly and carbon brush change.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a structure of immersible pump carbon brush for solar energy well, immersible pump include barrel and motor shaft, are fixed with rotor and commutator on the motor shaft, and the bottom is equipped with bearing and step, and the barrel internal fixation has the magnetic shoe, and the bottom is fixed with the bottom plate, the commutator is located the rotor below, is equipped with and is cupped plastics holder, and the bottom surface offsets with the bottom plate, and the lateral wall offsets with the barrel, sets up porosely respectively on barrel and the plastics holder that are located commutator bilateral symmetry position, downthehole brush holder that is equipped with respectively, and the through-hole has been seted up to inside one side of brush holder, and outside one side has seted up the screw hole, is equipped with the carbon brush subassembly in the through-hole, and threaded hole is equipped with sealed. And after the other parts of the motor are assembled, installing the carbon brush, plugging the carbon brush assembly into the through hole, plugging the sealing gasket and screwing the sealing screw to complete the assembly, and similarly, replacing the carbon brush only by unscrewing the sealing screw and replacing a new carbon brush assembly. In addition, in order to ensure the communication between the carbon brush lead wire and the carbon brush assembly, a metal ring can be arranged in the through hole, the carbon brush lead wire is directly welded on the metal ring, and the carbon brush assembly is inserted into the metal ring.
Preferably, the outer walls of the plastic holders positioned at the upper side and the lower side of the brush holder are respectively provided with a sealing groove, and a sealing ring is arranged in each sealing groove. And water is prevented from entering the motor from a gap between the plastic retainer and the machine barrel.
Preferably, the carbon brush assembly comprises a carbon brush, a spring and a pressing plate, and the carbon brush and the pressing plate are respectively fixed at two ends of the spring. The pressing plate is circular and is abutted to the sealing gasket, the force of the carbon brush assembly is more uniform after the sealing screw is screwed in, and the carbon brush assembly consisting of the carbon brush, the spring and the pressing plate is integrally used as an accessory, so that the assembly and the replacement are simpler, and the performance of the carbon brush assembly is stable.
Preferably, one side of the bottom of the plastic retainer is provided with a lead hole, a motor wire hole is arranged at a corresponding position on the bottom plate, a motor lead wire penetrates through the motor wire hole and the lead hole to be connected with a carbon brush lead wire, and a lead wire sealing sheath assembly is arranged on the bottom surface of the bottom plate. The lead wire sealing sheath component is fixed on the lower bottom surface of the bottom plate to prevent water from entering the motor.
Preferably, the lead wire sealing sheath assembly comprises an electric wire pressing plate and an electric wire hand fixed with a lead wire of the motor, the electric wire hand is in a diamond shape, a diamond-shaped groove matched with the electric wire hand is formed in the electric wire pressing plate, the electric wire hand abuts against the lower bottom surface of the bottom plate, then the electric wire pressing plate is covered, and a screw is screwed in and fixed on the bottom plate.
Preferably, the brush holder is integrally molded in plastic with the plastic holder, and the carbon brush lead wire is directly fixed to the brush holder during injection molding. The brush holder and the plastic retainer are integrally formed, so that the structural strength and the sealing property are improved.
Preferably, the upper bottom surface of the plastic retainer is provided with a bearing seat fixing groove, the bottom of the lower bearing seat is provided with a circle of convex ring, and the lower bearing seat is directly fixed on the plastic retainer during injection molding. The shape of the bearing seat fixing groove is matched with that of the lower bearing seat, the lower bearing seat with a large lower part and a small upper part cannot be assembled after injection molding, the assembling strength is higher during injection molding, and the structure is more stable.
Preferably, the upper bottom surface of the plastic retainer is provided with a carbon ash adsorption layer, most of carbon can be adsorbed on the surface, and accordingly excessive carbon ash adsorbed on the surfaces of electric components such as a carbon brush and a commutator is reduced.
The beneficial effects of the utility model reside in that: 1. the existing multi-process carbon brush is changed into the process of firstly installing the carbon brush, and then the carbon brush is installed, so that the convenience is brought to the assembly of the motor;
2. the motor is not required to be disassembled when the carbon brush is replaced, the screw is directly disassembled outside, the disassembly and the assembly are avoided, the mechanical property and the sealing property of the motor are ensured to be always protected, the sealing property test is not required, the replacement can be finished by a common user, the economic loss caused by the fact that the carbon brush is not replaced or the motor is damaged after replacement is avoided, and the service life of the motor is ensured;
3. the carbon brushes and the commutator are changed from the upper end to the lower end, and the leading wires of the motor are also led out from the lower end, so that the effectiveness of the upper end sealing of the motor is improved, and the carbon dust generated after the carbon brushes work is discharged from the air of the rotor in the neutral position below and is not accumulated on the coil wire;
4. the bottom of the motor is provided with a layer of special material for adsorbing carbon, which can adsorb most of carbon on the surface, thereby reducing excessive carbon dust adsorption on the surfaces of components such as carbon brushes, commutators and the like.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is an exploded view of the present invention;
fig. 3 is a cross-sectional view of the present invention;
FIG. 4 is an exploded view of the components associated with the carbon brush assembly of the present invention;
FIG. 5 is a perspective view of the plastic holder of the present invention
Fig. 6 is a sectional view of the plastic cage of the present invention.
In the figure: 1. a barrel; 2. a motor shaft; 3. a rotor; 4. a commutator; 5. a magnetic shoe; 6. a bearing; 7. a lower bearing seat; 8. a base plate; 9. a plastic cage; 9.1, sealing grooves; 9.2, lead holes; 9.3, bearing seat fixing grooves; 10. a brush holder; 10.1, a through hole; 10.2, a threaded hole; 11. a carbon brush assembly; 11.1, carbon brushes; 11.2, a spring; 11.3, pressing plates; 12. a gasket; 13. a sealing screw; 14. a carbon brush lead wire; 15. a seal ring; 16. a motor lead-out wire; 17. the electric wire is held by hand; 18. and (4) pressing the electric wire.
Detailed Description
The invention will be further explained by means of the following description and the attached drawings.
The implementation mode is as follows: as shown in fig. 1-3, a structure of a carbon brush of a solar submersible pump for a well, the submersible pump includes a barrel 1 and a motor shaft 2, a rotor 3 and a commutator 4 are fixed on the motor shaft 2, a bearing 6 and a lower bearing seat 7 are arranged at the bottom, a magnetic shoe 5 is fixed in the barrel 1, a bottom plate 8 is fixed at the bottom, the commutator 4 is located below the rotor 3, a cup-shaped plastic holder 9 is arranged, the bottom surface abuts against the bottom plate 8, the side wall abuts against the barrel 1, holes are respectively arranged on the barrel 1 and the plastic holder 9 which are located at symmetrical positions of two sides of the commutator 4, brush holders 10 are respectively arranged in the holes, a through hole 10.1 is arranged at one inward side of each brush holder 10, a threaded hole 10.2 is arranged at one outward side of each brush holder 10, a carbon brush assembly 11 is arranged in each through hole 10.1, a sealing gasket 12 and a sealing screw 13 are arranged in each.
Referring to fig. 4, the carbon brush assembly 11 includes a carbon brush 11.1, a spring 11.2, and a pressing plate 11.3, and the two ends of the spring 11.2 are respectively fixed to the carbon brush 11.1 and the pressing plate 11.3.
Referring to fig. 5-6, the outer walls of the plastic holders 9 at the upper and lower sides of the brush holder 10 are respectively provided with a sealing groove 9.1, and a sealing ring 15 is arranged in the sealing groove 9.1. The upper bottom surface of the plastic retainer 9 is provided with a carbon ash adsorption layer, one side of the bottom of the plastic retainer 9 is provided with a lead hole 9.2, a motor wire hole is arranged at a corresponding position on the bottom plate 8, a motor lead wire 16 penetrates through the motor wire hole and the lead hole 9.2 to be connected with a carbon brush lead wire 14, and the bottom surface of the bottom plate 8 is provided with a lead wire sealing sheath assembly. The lead wire sealing sheath assembly comprises a wire pressing plate 18 and a wire hand 17 fixed with the motor lead wire 16, the wire hand 17 is in a diamond shape, and a diamond-shaped groove matched with the wire hand 17 is formed in the wire pressing plate 18.
In addition, the brush holder 10 and the plastic holder 9 are integrally formed by plastics, the carbon brush lead wire 14 is directly fixed on the brush holder 10 during injection molding, the upper bottom surface of the plastic holder 9 is provided with a bearing seat fixing groove 9.3, the bottom of the lower bearing seat 7 is provided with a circle of convex rings, and the lower bearing seat 7 is also directly fixed on the plastic holder 9 during injection molding.
The above description is only the specific embodiments of the present invention, but the structural features of the present invention are not limited thereto, the present invention can be used in similar products, and any person skilled in the art is in the field of the present invention, and all the changes or modifications made are covered by the claims of the present invention.
Claims (8)
1. The utility model provides a structure of immersible pump carbon brush for solar energy well, immersible pump include barrel (1) and motor shaft (2), are fixed with rotor (3) and commutator (4) on motor shaft (2), and the bottom is equipped with bearing (6) and step (7), and barrel (1) internal fixation has magnetic shoe (5), and the bottom is fixed with bottom plate (8), its characterized in that: the commutator (4) is located below the rotor (3) and is provided with a cup-shaped plastic retainer (9), the bottom surface of the commutator is abutted against a bottom plate (8), the side wall of the commutator is abutted against a machine barrel (1), the machine barrel (1) and the plastic retainer (9) which are located at symmetrical positions on two sides of the commutator (4) are respectively provided with a hole, a brush holder (10) is respectively arranged in the holes, one inward side of the brush holder (10) is provided with a through hole (10.1), one outward side of the brush holder is provided with a threaded hole (10.2), a carbon brush assembly (11) is arranged in the through hole (10.1), a sealing gasket (12) and a sealing screw (13) are arranged in the threaded hole (10.2), and a carbon brush lead wire (14) is arranged and penetrates through the.
2. The structure of the carbon brush of the submersible pump for the solar well according to claim 1, characterized in that: the outer walls of the plastic retainers (9) positioned on the upper side and the lower side of the brush holder (10) are respectively provided with a sealing groove (9.1), and a sealing ring (15) is arranged in the sealing groove (9.1).
3. The structure of the carbon brush of the submersible pump for the solar well according to claim 1, characterized in that: the carbon brush assembly (11) comprises a carbon brush (11.1), a spring (11.2) and a pressing plate (11.3), wherein the two ends of the spring (11.2) are respectively fixed with the carbon brush (11.1) and the pressing plate (11.3).
4. The structure of the carbon brush of the submersible pump for the solar well according to claim 1, characterized in that: lead holes (9.2) are formed in one side of the bottom of the plastic retainer (9), motor wire holes are formed in the corresponding positions of the bottom plate (8), motor lead wires (16) penetrate through the motor wire holes and the lead holes (9.2) to be connected with carbon brush lead wires (14), and lead wire sealing sheath assemblies are arranged on the bottom surface of the bottom plate (8).
5. The structure of the carbon brush of the submersible pump for the solar well according to claim 4, wherein: the lead wire sealing sheath assembly comprises a wire pressing plate (18) and a wire hand (17) fixed with a motor lead wire (16), the wire hand (17) is rhombic, and a rhombic groove matched with the wire hand (17) is formed in the wire pressing plate (18).
6. The structure of the carbon brush of the submersible pump for the solar well according to any one of claims 1 to 5, wherein: the brush holder (10) and the plastic retainer (9) are integrally formed by plastic, and the carbon brush lead wire (14) is directly fixed on the brush holder (10) during injection molding.
7. The structure of the carbon brush of the submersible pump for the solar well according to claim 6, wherein: the plastic retainer is characterized in that a bearing seat fixing groove (9.3) is formed in the upper bottom surface of the plastic retainer (9), a circle of convex ring is arranged at the bottom of the lower bearing seat (7), and the lower bearing seat (7) is directly fixed on the plastic retainer (9) during injection molding.
8. The structure of the carbon brush of the submersible pump for the solar well according to claim 6, wherein: and a carbon ash adsorption layer is arranged on the upper bottom surface of the plastic retainer (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921210674.9U CN210075015U (en) | 2019-07-30 | 2019-07-30 | Carbon brush structure of submersible pump for solar well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921210674.9U CN210075015U (en) | 2019-07-30 | 2019-07-30 | Carbon brush structure of submersible pump for solar well |
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| Publication Number | Publication Date |
|---|---|
| CN210075015U true CN210075015U (en) | 2020-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921210674.9U Active CN210075015U (en) | 2019-07-30 | 2019-07-30 | Carbon brush structure of submersible pump for solar well |
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| Country | Link |
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| CN (1) | CN210075015U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111446807A (en) * | 2020-04-16 | 2020-07-24 | 赵华勇 | Direct-current submersible pump with carbon brush convenient to replace |
-
2019
- 2019-07-30 CN CN201921210674.9U patent/CN210075015U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111446807A (en) * | 2020-04-16 | 2020-07-24 | 赵华勇 | Direct-current submersible pump with carbon brush convenient to replace |
| CN111446807B (en) * | 2020-04-16 | 2021-05-04 | 赵华勇 | Direct-current submersible pump with carbon brush convenient to replace |
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