CN110649768B

CN110649768B - Alternating current generator

Info

Publication number: CN110649768B
Application number: CN201910878973.8A
Authority: CN
Inventors: 余果; 彭圆; 周云飞
Original assignee: Individual
Current assignee: Taizhou Polaris Technology Co ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2022-06-10
Anticipated expiration: 2039-09-18
Also published as: CN110649768A

Abstract

The invention relates to the field of generators, in particular to an alternating-current generator which comprises a generator body, a mounting seat, a fixed seat and a heat dissipation seat, wherein the mounting seat for mounting the alternating-current generator is fixedly arranged on one side of the generator body, the fixed seat for dissipating heat is fixedly arranged on the other side of the generator body, and the heat dissipation seat for further dissipating heat is fixedly arranged on the top and the bottom of the generator body. This alternator, add the cooling water in with the cooling circulation pipe, thereby in time cool down to the organism inside, the organism internal work during, the heat that produces is transmitted to the water-cooling coil pipe through the heat conduction copper sheet, utilize the water-cooling coil pipe to cool off, water-cooling coil pipe one side is provided with heat radiation fins, utilize heat radiation fins to dispel the heat to the water-cooling coil pipe, start micro motor simultaneously, utilize micro motor to drive two rotations of heat dissipation fan, utilize two pairs of organisms and water-cooling coil pipe of heat dissipation fan to dispel the heat, thereby reach and utilize wind, water and heat radiation fins carry out multistage heat dissipation, thereby improve the radiating effect.

Description

Alternating current generator

Technical Field

The invention relates to the field of generators, in particular to an alternating current generator.

Background

The electric energy is one of the most main energy sources in modern society, the generator is mechanical equipment for converting energy sources in other forms into electric energy, the generator is driven by a water turbine, a steam turbine, a diesel engine or other power machines, energy generated by water flow, air flow, fuel combustion or nuclear fission is converted into mechanical energy to be transmitted to the generator, and then the mechanical energy is converted into the electric energy by the generator, the generator has wide application in industrial and agricultural production, national defense, science and technology and daily life, the generator has many forms, but the working principle of the generator is based on the electromagnetic induction law and the electromagnetic force law, so the general principle of the structure is as follows: the generator can be classified into generator, dc generator, ac generator, synchronous generator and asynchronous generator, the ac generator can be divided into single-phase generator and three-phase generator, the ac generator is generally composed of stator, rotor, end cover and bearing, the stator is composed of stator core, coil winding, base and other structural members for fixing these parts, the stator is used to generate ac, the rotor is composed of rotor core (or magnetic pole, magnetic yoke) winding, guard ring, central ring, slip ring, fan and rotating shaft. The rotor has the function of generating a magnetic field and is arranged in the stator, the stator and the rotor of the generator are connected and assembled by the bearing and the end cover according to the principle of the alternating current generator, so that the rotor can rotate in the stator and does the motion of cutting magnetic lines of force, thereby generating induced potential, the induced potential is led out through the wiring terminal and is connected in a loop, and then current is generated.

The alternator can be used in the cutting or forging process to iron, iron is in cutting or forging, can produce more piece and spark, these piece and spark in case inhale alternator's inside, make alternator can produce the explosion crisis, simultaneously iron is in the course of working, alternator heats up rapidly easily, this just makes alternator operating temperature rise, lead to alternator often to receive the damage, and traditional alternator all dispels the heat through a heat dissipation fan of motor internally mounted, single heat dissipation fan dispels the heat to the motor of operating under the outdoor high temperature environment, the effect is very general, thereby be unfavorable for improving the life of motor, for this reason, an alternator is proposed to solve above-mentioned problem.

Disclosure of Invention

To address the problems in the prior art, the present invention provides an alternator.

The technical scheme adopted by the invention for solving the technical problem is as follows: an alternating current generator comprises a generator body, a mounting seat, a fixed seat, a stator and a heat dissipation seat, wherein the mounting seat for mounting the alternating current generator is fixedly arranged on one side of the generator body, the fixed seat for dissipating heat is fixedly arranged on the other side of the generator body, and the heat dissipation seats for further dissipating heat are fixedly arranged on the top and the bottom of the generator body; the inside middle part of organism is provided with the pivot, the outside of pivot is provided with excitation winding, excitation winding's the outside is provided with the rotor, one side that excitation winding was kept away from to the rotor is provided with the heat conduction copper sheet, the heat conduction copper sheet is kept away from being provided with the water-cooling coil pipe of rotor, the inside fixed mounting of radiating seat has micro motor, micro motor's output shaft fixedly connected with heat dissipation fan two, one side of heat dissipation fan two is provided with heat radiation fins, heat radiation fins keeps away from the fixed water-cooling coil pipe that is provided with in one side of heat dissipation fan two.

Specifically, the bottom of mount pad is fixed and is provided with the installation piece, the installation piece is provided with two, and the top of two installation pieces sets up the mounting hole that runs through the installation piece.

Specifically, the inboard fixed mounting of fixing base has the bearing, the fixed pivot that is provided with in center department of bearing, the surface of pivot is provided with and is located the inside heat dissipation fan one of fixing base, the fixed filter screen that sets up in left side of fixing base, the right side of fixing base is provided with the ventilation hole, the ventilation hole is located between fixing base and the organism, and the left side in ventilation hole is provided with the fixing base promptly, and the right side in ventilation hole sets up the organism.

Specifically, a first baffle and a second baffle are sequentially arranged on the left side of the first heat dissipation fan from top to bottom, the first baffle and the second baffle are symmetrically arranged at the top and the bottom of the rotating shaft, a through hole is formed in the first baffle and is obliquely arranged, a collection box is arranged at the bottom of the fixed seat, and air guide holes are formed in the surface of the collection box.

Specifically, the radiating fins are located between the second radiating fan and the water-cooling coil pipe, the water-cooling coil pipe is an annular pipeline, the water-cooling coil pipe and the rotor are provided with heat conduction copper sheets, and the water-cooling coil pipe is located between the radiating seat and the machine body.

Specifically, the right side of the inside of the machine body is provided with a micro water pump, the two sides of the water cooling coil pipe are fixedly connected with cooling circulating pipes, the cooling circulating pipes are connected with the micro water pump, the cooling circulating pipes penetrate through the inner side of the machine body, and the cooling circulating pipes are arranged in an annular mode.

Specifically, the pivot is turned right from a left side and is passed inside bearing, organism and the mount pad of fixing base in proper order, and the right side of pivot runs through and extends to the outside of mount pad.

Specifically, a fixed screen plate is arranged inside the heat dissipation seat, a connecting frame is fixedly arranged on the fixed screen plate, and a second heat dissipation fan is fixedly arranged inside the connecting frame through a reinforcing rod.

The invention has the beneficial effects that:

(1) the invention relates to an alternating current generator, aiming at the problems that when the traditional alternating current generator is used for cutting and forging iron, scraps and sparks are easy to be absorbed into the alternating current generator, so that the alternating current generator is easy to suffer from explosion risks, and meanwhile, the heat dissipation effect of a motor is common when the motor is used, through arranging a fixed seat, a rotating shaft drives a first heat dissipation fan on the surface of the rotating shaft to rotate in the rotating process, generated air can enter the inside of a machine body through a vent hole, so that the heat dissipation is carried out on the inside of the machine body, the phenomenon that the rotating shaft rotates for a long time to generate larger heat is avoided, so that the machine body is easy to be damaged when being at high temperature for a long time is solved, meanwhile, in the cutting or forging process, under the rotation of the heat dissipation fan, the air absorbs the scraps and sparks into the inside of the fixed seat through a through hole and a filter screen, and the scraps and sparks collide with a first baffle and a second baffle, in dropping the collecting box, regularly clear up iron fillings to be favorable to prolonging the life of organism, setting up of filter screen and wind-guiding hole makes fixing base and outside circulation of air simultaneously, further plays the purpose of ventilation heat conduction, and the setting of filter screen can also play dirt-proof purpose moreover, avoids inside the ventilation cooling in-process dust enters into the organism, thereby has improved the result of use, thereby has improved economic benefits.

(2) According to the alternating-current generator, the cooling seat is arranged, cooling water is added into the cooling circulation pipe, so that the interior of the generator body is cooled in time, the cooling circulation pipe is communicated with the water-cooling coil pipe, when the interior of the generator body works, generated heat is transmitted to the water-cooling coil pipe through the heat conduction copper sheet, the water-cooling coil pipe is used for cooling, the heat dissipation fins are arranged on one side of the water-cooling coil pipe, the water-cooling coil pipe is used for dissipating heat, the micro motor is started, the micro motor is used for driving the second heat dissipation fan to rotate, and the two pairs of the generator body and the water-cooling coil pipe are used for dissipating heat, so that multi-stage heat dissipation is achieved through the air, the water and the heat dissipation fins, and the heat dissipation effect is improved.

Drawings

The invention is further illustrated by the following examples in conjunction with the drawings.

FIG. 1 is a schematic structural diagram of an alternator according to the present invention;

FIG. 2 is a side view of an alternator according to the present invention;

FIG. 3 is an enlarged schematic view of part A of FIG. 1 of an alternator according to the present invention;

fig. 4 is a top view of a second heat dissipation fan of the ac generator according to the present invention.

In the figure: 1. a body; 11. a rotating shaft; 12. an excitation winding; 13. a rotor; 14. a cooling circulation pipe; 15. a micro water pump; 16. a heat conductive copper sheet; 2. a mounting seat; 21. mounting a block; 22. mounting holes; 3. a fixed seat; 31. a bearing; 32. a first heat dissipation fan; 33. a vent hole; 34. a filter screen; 35. a first baffle plate; 351. a through hole; 36. a second baffle plate; 37. a collection box; 38. a wind guide hole; 4. a heat dissipation base; 41. a micro motor; 42. a second heat dissipation fan; 43. heat dissipation fins; 44. a water-cooled coil pipe; 45. fixing the screen plate; 46. a connecting frame; 47. and a reinforcing rod.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-4, an ac generator according to the present invention includes a machine body 1, a mounting seat 2, a fixing seat 3, a stator, and a heat dissipation seat 4, the mounting seat 2 for mounting the ac generator is fixedly disposed on one side of the machine body 1, the fixing seat 3 for dissipating heat is fixedly disposed on the other side of the machine body 1, the heat dissipation seat 4 for further dissipating heat is fixedly disposed on both the top and the bottom of the machine body 1, a rotating shaft 11 is disposed in the middle of the interior of the machine body 1, an excitation winding 12 is disposed on the outer side of the rotating shaft 11, a rotor 13 is disposed on the outer side of the excitation winding 12, a heat conduction copper sheet 16 is disposed on one side of the rotor 13 away from the excitation winding 12, a water cooling coil 44 is disposed on the heat conduction copper sheet 16 away from the rotor 13, a micro motor 41 is fixedly disposed in the interior of the heat dissipation seat 4, and a second heat dissipation fan 42 is fixedly connected to an output shaft of the micro motor 41, one side of the second heat dissipation fan 42 is provided with a heat dissipation fin 44, and one side of the heat dissipation fin 44 far away from the second heat dissipation fan 42 is fixedly provided with a water cooling coil 44.

Specifically, the fixed mounting block 21 that is provided with in bottom of mount pad 2, mounting block 21 is provided with two, and the mounting hole 22 that runs through mounting block 21 is seted up at the top of two mounting blocks 21, utilizes the fixed screw to pass mounting hole 22 and be connected with outside organism to make mount pad 2 install on outside organism, thereby realize the fixed mounting of mount pad 2, reach the purpose that this alternator was convenient for to install.

Specifically, a bearing 31 is fixedly mounted on the inner side of the fixing seat 3, a rotating shaft 11 is fixedly arranged at the center of the bearing 31, a first heat dissipation fan 32 located inside the fixing seat 3 is arranged on the surface of the rotating shaft 11, the rotating shaft 31 drives the first heat dissipation fan 32 on the surface of the rotating shaft 31 to rotate in the rotating process, the bearing 31 can ensure that the rotating shaft 31 can normally rotate, the first heat dissipation fan 32 rotates to generate wind, the wind is utilized to dissipate heat inside the machine body 1, the long-time rotation of the rotating shaft 31 is avoided, large heat is generated, the machine body 1 is easy to damage at high temperature for a long time, and the service life of the machine body 1 is prolonged, a filter screen 34 is fixedly arranged on the left side of the fixing seat 3, a vent hole 33 is arranged on the right side of the fixing seat 3, the vent hole 33 is located between the fixing seat 3 and the machine body 1, namely, the fixing seat 3 is arranged on the left side of the vent hole 33, the right side in ventilation hole 33 is provided with organism 1, the gas circulation between fixing base 3 and the organism 1 has been guaranteed in the setting in ventilation hole 33, make pivot 31 rotate the surperficial heat dissipation fan 32 of pivot 31 in-process rotation, the wind of production can enter into the inside of organism 1 through ventilation hole 33, thereby dispel the heat to organism 1 inside, thereby be favorable to prolonging organism 1's life, simultaneously filter screen 34's setting makes fixing base 3 and outside air circulation, further play the purpose of ventilation heat conduction, and filter screen 34's setting can also play dirt-proof purpose, it enters into organism 1 inside to avoid ventilation heat dissipation in-process dust, thereby the result of use has been improved.

Specifically, the first baffle 35 and the second baffle 36 are sequentially arranged on the left side of the first heat dissipation fan 32 from top to bottom, the first baffle 35 and the second baffle 36 are symmetrically arranged at the top and the bottom of the rotating shaft 11, the first baffle 35 is provided with a through hole 351, the through hole 351 is obliquely arranged, the bottom of the fixing base 3 is provided with a collecting box 37, air guide holes 38 are formed in the surface of the collecting box 37, meanwhile, in the cutting or forging process of iron, the iron is rotated by the first heat dissipation fan 32, air sucks iron filings and sparks into the fixing base 3 through the through hole 351 and the filter screen 34, the iron filings and sparks collide with the first baffle 35 and the second baffle 36 and fall into the collecting box 37, and the iron filings are regularly cleaned, so that the service life of the machine body 1 is prolonged.

Specifically, the heat dissipation fins 44 are located between the second heat dissipation fan 42 and the water cooling coil 44, the water cooling coil 44 is an annular pipeline, the heat conduction copper sheets 16 are arranged on the water cooling coil 44 and the rotor 13, the water cooling coil 44 is located between the heat dissipation seat 4 and the machine body 1, when the machine body 1 works inside, generated heat is transmitted to the water cooling coil 44 through the heat conduction copper sheets 16, the water cooling coil 44 is used for cooling, the heat dissipation fins 43 are arranged on one side of the water cooling coil 44, the water cooling coil 44 is cooled through the heat dissipation fins 43, the micro motor 41 is started at the same time, the micro motor 41 is used for driving the second heat dissipation fan 42 to rotate, the machine body 1 and the water cooling coil 44 are cooled through the second heat dissipation fan 42, and accordingly multi-stage heat dissipation is achieved through the wind, the water and the heat dissipation fins 43, and therefore the heat dissipation effect is improved.

Specifically, the right side of the inside of the machine body 1 is provided with the micro water pump 15, the two sides of the water-cooling coil 44 are fixedly connected with the cooling circulation pipe 14, the cooling circulation pipe 14 is connected with the micro water pump 15, the cooling circulation pipe 14 penetrates through the inner side of the machine body 1, the cooling circulation pipe 14 is arranged in an annular shape, cooling water is added into the cooling circulation pipe 14, the cooling circulation pipe 14 is arranged on the inner wall of the machine body 1, the micro water pump 15 is used for extracting cooling water to flow inside the machine body 1, the cooling water is cooled in time, the cooling circulation pipe 14 is communicated with the water-cooling coil 44, and accordingly the cooling coil 44 is cooled by air generated by the cooling fan two 42, air cooling and water cooling are combined with each other, and accordingly the heat dissipation efficiency of the machine body 1 is improved.

Specifically, the rotating shaft 11 passes through the bearing 31, the machine body 1 and the mounting seat 2 inside the fixing seat 3 from left to right in sequence, and the right side of the rotating shaft 11 penetrates through and extends to the outer side of the mounting seat 2.

Specifically, the inside of radiating seat 4 is provided with fixed otter board 45, the fixed link 46 that is provided with on the fixed otter board 45, link 46's inside is provided with two 42 of heat dissipation fans through the anchor strut 47 is fixed, through setting up fixed otter board 45, link 46 and anchor strut 47, can reach and increase two 42 connection stability of heat dissipation fan for two 42 more firm heat dissipation fans can play the purpose of ventilation simultaneously again.

When the motor is used, a proper position is selected, a fixing screw penetrates through the mounting hole 22 to be connected with an external machine body, the motor is mounted, the rotating shaft 31 drives the first heat dissipation fan 32 on the surface of the rotating shaft 31 to rotate in the rotating process, generated air can enter the internal part of the machine body 1 through the vent hole 33, heat dissipation is carried out on the internal part of the machine body 1, the phenomenon that the rotating shaft 31 rotates for a long time to generate larger heat is avoided, the machine body 1 is easy to damage under high temperature for a long time, meanwhile, in the cutting or forging process of iron, under the rotation of the first heat dissipation fan 32, the iron filings and sparks are sucked into the fixed seat 3 through the through hole 351 and the filter screen 34, the iron filings and sparks collide with the first baffle 35 and the second baffle 36 and fall into the collecting box 37 to clean the iron filings regularly, the service life of the machine body 1 is prolonged, meanwhile, the arrangement of the filter screen 34 and the air guide hole 38 enables the fixed seat 3 to be communicated with external air, the purpose of ventilation and heat conduction is further achieved, the purpose of dust prevention can also be achieved by the arrangement of the filter screen 34, and dust is prevented from entering the interior of the machine body 1 in the ventilation and heat dissipation process, so that the use effect is improved, and the economic benefit is improved, cooling water is added into the cooling circulation pipe 14, because the cooling circulation pipe 14 is arranged at the inner wall of the machine body 1, the cooling water is pumped by the micro water pump 15 to flow in the interior of the machine body 1, so that the interior of the machine body 1 is cooled in time, the cooling circulation pipe 14 is communicated with the water cooling coil 44, when the interior of the machine body 1 works, the generated heat is transmitted to the water cooling coil 44 through the heat conduction copper sheet 16 and is cooled by the water cooling coil 44, the heat dissipation fins 43 are arranged on one side of the water cooling coil 44, the heat dissipation fins 43 are used for heat dissipation of the water cooling coil 44, the micro motor 41 is started, and the micro motor 41 is used for driving the heat dissipation fan two 42 to rotate, the second heat dissipation fan 42 is used for dissipating heat of the machine body 1 and the water-cooling coil 44, so that multi-stage heat dissipation is achieved by using wind, water and the heat dissipation fins 43, and the heat dissipation effect is improved.

The foregoing shows and describes the general principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are intended to be within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an alternator, includes organism (1), mount pad (2), fixing base (3), stator and radiating seat (4), its characterized in that: the alternating current generator is characterized in that a mounting seat (2) for mounting the alternating current generator is fixedly arranged on one side of the machine body (1), a fixing seat (3) for dissipating heat is fixedly arranged on the other side of the machine body (1), a heat dissipating seat (4) for further dissipating heat is fixedly arranged on the top and the bottom of the machine body (1), a rotating shaft (11) is arranged in the middle of the interior of the machine body (1), an excitation winding (12) is arranged on the outer side of the rotating shaft (11), a rotor (13) is arranged on the outer side of the excitation winding (12), a heat conducting copper sheet (16) is arranged on one side, far away from the excitation winding (12), of the rotor (13) and is provided with a water cooling coil (44), a micro motor (41) is fixedly mounted in the interior of the heat dissipating seat (4), and a heat dissipating fan II (42) is fixedly connected to an output shaft of the micro motor (41), one side of the second heat dissipation fan (42) is provided with heat dissipation fins (43), and one side, away from the second heat dissipation fan (42), of each heat dissipation fin (43) is fixedly provided with a water cooling coil (44);

A bearing (31) is fixedly mounted on the inner side of the fixed seat (3), a rotating shaft (11) is fixedly arranged at the center of the bearing (31), a first heat dissipation fan (32) positioned inside the fixed seat (3) is arranged on the surface of the rotating shaft (11), a filter screen (34) is fixedly arranged on the left side of the fixed seat (3), a vent hole (33) is formed in the right side of the fixed seat (3), the vent hole (33) is positioned between the fixed seat (3) and the machine body (1), namely the fixed seat (3) is arranged on the left side of the vent hole (33), and the machine body (1) is arranged on the right side of the vent hole (33);

the rotating shaft (11) sequentially penetrates through the bearing (31), the machine body (1) and the mounting seat (2) in the fixed seat (3) from left to right, and the right side of the rotating shaft (11) penetrates through and extends to the outer side of the mounting seat (2);

the bottom of the mounting seat (2) is fixedly provided with two mounting blocks (21), and the tops of the two mounting blocks (21) are provided with mounting holes (22) penetrating through the mounting blocks (21);

the left side of heat dissipation fan (32) is from last down to set gradually baffle one (35) and baffle two (36), baffle one (35) and baffle two (36) symmetric distribution set up top and bottom in pivot (11), through-hole (351) have been seted up on baffle one (35), and through-hole (351) set up for the slope, the bottom of fixing base (3) is provided with collecting box (37), wind-guiding hole (38) have been seted up on the surface of collecting box (37).

2. An alternator according to claim 1, wherein: the radiating fins (43) are located between the second radiating fan (42) and the water cooling coil (44), the water cooling coil (44) is an annular pipeline, the water cooling coil (44) and the rotor (13) are provided with heat conducting copper sheets (16), and the water cooling coil (44) is located between the radiating seat (4) and the machine body (1).

3. An alternator according to claim 1, wherein: the right side of the interior of the machine body (1) is provided with a micro water pump (15), the two sides of the water cooling coil (44) are fixedly connected with cooling circulating pipes (14), the cooling circulating pipes (14) are connected with the micro water pump (15) mutually, the cooling circulating pipes (14) penetrate through the inner side of the machine body (1), and the cooling circulating pipes (14) are arranged in an annular shape.

4. An alternator according to claim 1, wherein: the heat radiation fan is characterized in that a fixed screen plate (45) is arranged in the heat radiation seat (4), a connecting frame (46) is fixedly arranged on the fixed screen plate (45), and a second heat radiation fan (42) is fixedly arranged in the connecting frame (46) through a reinforcing rod (47).