CN212210717U

CN212210717U - Motor rotor of automobile water spray pump

Info

Publication number: CN212210717U
Application number: CN202022708464.1U
Authority: CN
Inventors: 孙沓; 尚林海
Original assignee: Ningbo Shunyang Electric Appliance Co ltd
Current assignee: Ningbo Shunyang Electric Appliance Co ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2020-12-22
Anticipated expiration: 2030-11-20

Abstract

The utility model discloses an automobile water spray pump motor rotor, the bottom of shell body is fixedly provided with a connecting block, the upper surface of the connecting block is provided with a mounting hole, the upper end of the shell body is movably provided with a rotating block, the left side and the right side of the rotating block are both fixedly provided with a rotating shaft, the left side of the rotating shaft is fixedly provided with a first fixed shaft, and the right side of the rotating shaft is fixedly provided with a second fixed shaft; through the two sets of homopolar repellent's that set up magnetic path, can produce two sets of inside repulsion, and then reduce the frictional force between pivot and the fixed axle, make electric motor rotor reduce the reaction force that self received in the pressurized-water, fin through setting up, can directly dispel the heat to the motor of continuous work, it follows bad to be provided with the water-cooling in addition, can utilize water pump self pivoted flabellum to provide continuous external water source for the water-cooling system, make motor housing be in a constant temperature environment relatively, and then cool down to inside rotor.

Description

Motor rotor of automobile water spray pump

Technical Field

The utility model relates to the technical field of motors, specifically be a car water pump motor rotor.

Background

Automobile electronic water pumps, many special vehicles such as new energy automobiles and motor homes and the like are commonly used as micro water pumps for water circulation, cooling or water supply systems on automobiles, and the micro self-sucking water pumps are collectively called as automobile water pumps. The circular motion of the motor makes the diaphragm inside the water pump do reciprocating motion through a mechanical device, so that the air in the pump cavity is compressed and stretched, and positive pressure is formed at the water outlet under the action of the one-way valve; a vacuum is formed at the water pumping opening, so that a pressure difference is generated between the water pumping opening and the external atmospheric pressure. Under the action of pressure difference, the water is pressed into the water inlet and then discharged from the water outlet. Under the action of kinetic energy transferred by the motor, water is continuously sucked and discharged to form stable flow, and the rotor is one of the most important structures in the motor.

But the rotor among traditional automobile water pump motor is because long-time the rotation, itself can produce a large amount of heats, and long-time high temperature is used and can be influenced the life of motor, directly damages inside spare part even, and traditional automobile water pump motor rotor is because constantly pressurized-water in addition, and self also can receive reaction force, and then leads to having certain friction between pivot and the fixed axle, also can further influence the life of motor when influencing motor power.

Therefore, the motor rotor of the water spray pump of the automobile is provided.

Disclosure of Invention

An object of the utility model is to provide a car water jet pump electric motor rotor can reduce the frictional force between pivot and the fixed axle, increases the life of motor, is provided with water-cooling circulation system and fin cooling system in addition, can help the motor to dispel the heat, helps the motor to carry out long-time continuous operation to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a motor rotor of a water spray pump of an automobile comprises an outer shell, wherein a connecting block is fixedly arranged at the bottom of the outer shell, the upper surface of the connecting block is provided with a mounting hole, the upper end of the outer shell is movably provided with a rotating block, the left side and the right side of the rotating block are both fixedly provided with rotating shafts, the left side of each rotating shaft is fixedly provided with a first fixing shaft, a second fixed shaft is fixedly arranged on the right side of the rotating shaft, a first limit groove is arranged on the left side of the upper surface of the outer shell, a second limit groove is arranged on the right side of the upper surface of the outer shell, the left side of the outer shell is fixedly provided with fan blades, a second magnetic block is fixedly arranged at the left end inside the first limiting groove, a third magnetic block is fixedly arranged at the left end of the first fixing shaft, the right end of the inner portion of the second limiting groove is fixedly provided with a first magnetic block, and the right end of the second fixing shaft is fixedly provided with a fourth magnetic block.

By adopting the technical scheme, when the water pump motor rotor is put into use, the arranged second magnetic block, third magnetic block, first magnetic block and fourth magnetic block can generate two groups of inward repulsive force, so as to reduce the friction force between the rotating shaft and the fixed shaft, so that the motor rotor can reduce the self-borne reaction force while pressing water, and avoid the motor rotor from generating high temperature or even being damaged due to long-time forced friction, in addition, the radiating fins arranged on the outer surface of the outer shell can directly radiate the continuously working motor, in addition, the water cooling circulation is arranged, so that the blades rotating by the water pump can be used for providing continuous water source for the water inlet hole and flow in the spiral hole in the outer shell, so that the outer shell of the motor is in a relatively constant temperature environment, further, the inner rotor is cooled, and the water pump motor rotor is assisted to carry out long-time high-intensity work, avoid high temperature to damage the motor.

Preferably, the first fixing shaft is movably connected with the outer shell through a first limiting groove, and the second magnetic block and the third magnetic block are homopolar.

Through adopting above-mentioned technical scheme, first fixed axle when the inside of first spacing groove rotates, because the third magnetic path on the first fixed axle and the second magnetic path of first spacing inslot portion produce repulsion, offset the water pressure reaction force that first fixed axle received, and then reduce the frictional force between first fixed axle and the first spacing groove, avoid long-time friction to generate heat and damage.

Preferably, the second fixed shaft is movably connected with the outer shell through a second limiting groove, and the first magnetic block and the fourth magnetic block are homopolar.

By adopting the technical scheme, when the second fixing shaft rotates in the second limiting groove, the fourth magnetic block on the second fixing shaft and the first magnetic block in the second limiting groove generate repulsive force, so that the friction force between the second fixing shaft and the second limiting groove is reduced, and the service life of the rotor is prolonged.

Preferably, the spiral hole has been seted up to the inside of shell body, the even distribution in the inside of shell body in spiral hole, the fixed surface of shell body installs the fin, the fin is provided with a plurality of groups altogether, a plurality of groups the even distribution of fin is at the surface of shell body.

Through adopting above-mentioned technical scheme, the fin directly dispels the heat to the outer casing, avoids the shell body because the long-time work of inside rotor produces high temperature.

Preferably, the arc wall has been seted up at the middle part of shell body left surface, the inlet opening has been seted up to the inside of arc wall, the apopore has been seted up to the right surface of shell body, each other is the intercommunication through the spiral hole between inlet opening and the apopore.

Through adopting above-mentioned technical scheme, the flabellum can get into the inlet opening through the arc wall because self rotates the flowing water that drives, and then flows in the spiral hole, takes away the heat on the shell body, flows out from the apopore for shell body department carries out long-time uninterrupted duty in a state of constant temperature relatively.

Preferably, the mounting holes are provided with six groups, and the outer shell is fixedly connected with the external connecting body through the six groups of mounting holes.

Through adopting above-mentioned technical scheme, the casing fixed mounting of being convenient for is inside the machine, guarantees the long-time stable use of motor.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the two sets of homopolar repellent magnetic blocks that set up, can produce two sets of inward repulsion, and then reduce the frictional force between pivot and the fixed axle for electric motor rotor reduces the reaction force that self received in the pressurized-water, avoids electric motor rotor to produce high temperature owing to long-time atress friction and damages even.

2. Through the fin that sets up, can directly dispel the heat to the motor that lasts the work, be provided with the water-cooling in addition and follow bad, can utilize water pump self pivoted flabellum to provide continuous external water source for the water-cooling system for motor housing is in a constant temperature environment relatively, and then cools down to inside rotor, assists water pump motor rotor to carry out long-time high strength work, avoids high temperature to damage the motor.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a structural view of the outer case of the present invention;

fig. 3 is a structural view of the fixing shaft of the present invention;

fig. 4 is a structural view of the spiral hole of the present invention.

In the figure: 1. an outer housing; 2. a first fixed shaft; 3. rotating the block; 4. a second fixed shaft; 5. mounting holes; 6. connecting blocks; 7. a rotating shaft; 8. a first limit groove; 9. a second limit groove; 10. a first magnetic block; 11. a helical bore; 12. a heat sink; 13. a second magnetic block; 14. a water inlet hole; 15. an arc-shaped slot; 16. a fan blade; 17. a third magnetic block; 18. a fourth magnetic block; 19. and (7) water outlet holes.

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 work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides the following technical solutions: the utility model provides an automobile water jet pump motor rotor, as shown in fig. 1-4, including shell body 1, the bottom fixed mounting of shell body 1 has connecting block 6, mounting hole 5 has been seted up to connecting block 6's upper surface, shell body 1's upper end movable mounting has turning block 3, the equal fixed mounting in the left and right sides of turning block 3 has pivot 7, the left side fixed mounting of pivot 7 has first fixed axle 2, the right side fixed mounting of pivot 7 has second fixed axle 4, first spacing groove 8 has been seted up in the left side of shell body 1 upper surface, second spacing groove 9 has been seted up on the right side of shell body 1 upper surface, the left side fixed mounting of shell body 1 has flabellum 16, the inside left end fixed mounting of first spacing groove 8 has second magnetic path 13, the left end fixed mounting of first fixed axle 2 has third magnetic path 17, the inside right-hand member fixed mounting of second spacing groove 9 has first magnetic path 10, the right-hand member.

By adopting the technical scheme, when the water pump motor rotor is put into use, the arranged second magnetic block 13, third magnetic block 17, first magnetic block 10 and fourth magnetic block 18 can generate two groups of inward repulsive force, so as to reduce the friction force between the rotating shaft 7 and the fixed shaft, so that the motor rotor can reduce the self-applied reaction force while pressing water, and avoid the motor rotor from generating high temperature or even being damaged due to long-time forced friction, in addition, the radiating fins 12 arranged on the outer surface of the outer shell 1 can directly radiate the continuously working motor, in addition, water cooling circulation is arranged, a continuous water source can be provided for the water inlet hole 14 by utilizing the fan blades 16 rotated by the water pump per se, and the water flows in the spiral hole 11 in the outer shell 1, so that the motor outer shell 1 is in a relatively constant temperature environment, further, the inner rotor is cooled, and the water pump assists the motor rotor to carry out long-time high-strength work, avoid high temperature to damage the motor.

Specifically, as shown in fig. 1, 2 and 3, the first fixed shaft 2 is movably connected with the outer casing 1 through the first limiting groove 8, and the second magnetic block 13 and the third magnetic block 17 have the same polarity.

Through adopting above-mentioned technical scheme, first fixed axle 2 when the inside of first spacing groove 8 rotates, because the third magnetic path 17 on the first fixed axle 2 and the inside second magnetic path 13 of first spacing groove 8 produce repulsion, offset the water pressure reaction force that first fixed axle 2 received, and then reduce the frictional force between first fixed axle 2 and the first spacing groove 8, avoid long-time friction to generate heat and damage.

Specifically, as shown in fig. 1, 2 and 3, the second fixed shaft 4 is movably connected with the outer casing 1 through the second limiting groove 9, and the first magnetic block 10 and the fourth magnetic block 18 have the same polarity.

By adopting the above technical scheme, when the second fixing shaft 4 rotates in the second limit groove 9, the fourth magnetic block 18 on the second fixing shaft 4 and the first magnetic block 10 in the second limit groove 9 generate repulsive force, so that the friction force between the second fixing shaft 4 and the second limit groove 9 is reduced, and the service life of the rotor is prolonged.

Specifically, as shown in fig. 2 and 4, a spiral hole 11 is formed in the outer shell 1, the spiral hole 11 is uniformly distributed in the outer shell 1, the outer surface of the outer shell 1 is fixedly provided with a plurality of groups of cooling fins 12, and the plurality of groups of cooling fins 12 are uniformly distributed on the outer surface of the outer shell 1.

By adopting the technical scheme, the radiating fins 12 directly radiate the outer shell 1, so that the outer shell 1 is prevented from generating high temperature due to the long-time work of the inner rotor.

Specifically, as shown in fig. 2 and 4, the arc-shaped groove 15 has been seted up at the middle part of 1 left surface of shell body, and the inlet opening 14 has been seted up to the inside of arc-shaped groove 15, and apopore 19 has been seted up on the right surface of shell body 1, and each other is communicated through spiral hole 11 between inlet opening 14 and the apopore 19.

Through adopting above-mentioned technical scheme, flabellum 16 can get into inlet opening 14 through arc wall 15 because self rotates the flowing water that drives, and then flows in spiral hole 11, takes away the heat on shell body 1, flows out from apopore 19 for shell body 1 is located a constant temperature state relatively, carries out long-time uninterrupted duty.

Specifically, as shown in fig. 1, six sets of mounting holes 5 are formed, and the outer shell 1 and the external connecting body are fixedly connected through the six sets of mounting holes 5.

Through adopting above-mentioned technical scheme, the long-time stable use of motor is guaranteed to the casing 1 fixed mounting of being convenient for inside the machine.

The working principle is as follows: when the water pump motor rotor is put into use, the arranged second magnetic block 13, third magnetic block 17, first magnetic block 10 and fourth magnetic block 18 can generate two groups of inward repulsive force, so as to reduce the friction force between the rotating shaft 7 and the fixed shaft, so that the motor rotor can reduce the self-borne reaction force while pressing water, and avoid the motor rotor from generating high temperature or even being damaged due to long-time forced friction, in addition, the radiating fins 12 arranged on the outer surface of the outer shell 1 can directly radiate the continuously working motor, in addition, water cooling circulation is arranged, a continuous water source can be provided for the water inlet hole 14 by utilizing the blades 16 rotated by the water pump, and the water flows in the spiral holes 11 in the outer shell 1, so that the motor outer shell 1 is in a relatively constant temperature environment, further, the inner rotor is cooled, and the water pump motor rotor is assisted to carry out long-time high-strength work, avoid high temperature to damage the motor.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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

1. The utility model provides an automobile water jet pump electric motor rotor, includes shell body (1), its characterized in that: the fan blade fixing device is characterized in that a connecting block (6) is fixedly mounted at the bottom of the outer shell (1), a mounting hole (5) is formed in the upper surface of the connecting block (6), a rotating block (3) is movably mounted at the upper end of the outer shell (1), rotating shafts (7) are fixedly mounted on the left side and the right side of the rotating block (3), a first fixing shaft (2) is fixedly mounted on the left side of each rotating shaft (7), a second fixing shaft (4) is fixedly mounted on the right side of each rotating shaft (7), a first limiting groove (8) is formed in the left side of the upper surface of the outer shell (1), a second limiting groove (9) is formed in the right side of the upper surface of the outer shell (1), fan blades (16) are fixedly mounted on the left side of the outer shell (1), a second magnetic block (13) is fixedly mounted at the inner left end of each first limiting groove (8, the right end of the inside of the second limiting groove (9) is fixedly provided with a first magnetic block (10), and the right end of the second fixing shaft (4) is fixedly provided with a fourth magnetic block (18).

2. The motor rotor of the water pump for the automobile as claimed in claim 1, wherein: the first fixing shaft (2) is movably connected with the outer shell (1) through a first limiting groove (8), and the second magnetic block (13) and the third magnetic block (17) are homopolar.

3. The motor rotor of the water pump for the automobile as claimed in claim 1, wherein: the second fixed shaft (4) is movably connected with the outer shell (1) through a second limiting groove (9), and the first magnetic block (10) and the fourth magnetic block (18) are homopolar.

4. The motor rotor of the water pump for the automobile as claimed in claim 1, wherein: spiral hole (11) have been seted up to the inside of shell body (1), the even distribution in the inside of shell body (1) in spiral hole (11), the fixed surface of shell body (1) installs fin (12), fin (12) are provided with a plurality of groups altogether, a plurality of groups the even distribution in fin (12) is at the surface of shell body (1).

5. The motor rotor of the water pump for the automobile as claimed in claim 1, wherein: arc wall (15) have been seted up at the middle part of shell body (1) left surface, inlet opening (14) have been seted up to the inside of arc wall (15), apopore (19) have been seted up on the right surface of shell body (1), each other communicates through spiral hole (11) between inlet opening (14) and apopore (19).

6. The motor rotor of the water pump for the automobile as claimed in claim 1, wherein: six groups of mounting holes (5) are formed, and the outer shell (1) is fixedly connected with the external connecting body through the six groups of mounting holes (5).