CN221074714U

CN221074714U - Motor shaft for water pump motor

Info

Publication number: CN221074714U
Application number: CN202322740547.2U
Authority: CN
Inventors: 俞言芳; 俞明; 王昌花
Original assignee: Nanjing Kaiquan Motor Manufacturing Co ltd
Current assignee: Nanjing Kaiquan Motor Manufacturing Co ltd
Priority date: 2023-10-12
Filing date: 2023-10-12
Publication date: 2024-06-04
Anticipated expiration: 2033-10-12

Abstract

The utility model discloses a motor shaft for a water pump motor, and relates to the technical field of motor shafts. The utility model comprises an upper shell and a lower shell, wherein a sliding groove is formed in the lower shell, a sliding block is arranged at the bottom end of the upper shell, the sliding block is fixedly connected with the upper shell, magnetic attraction pieces are respectively arranged outside the upper shell and the lower shell, the magnetic attraction pieces are respectively fixedly connected with the upper shell and the lower shell, sliding fixing rings are arranged outside the upper shell and the lower shell, and the sliding fixing rings are in sliding connection with the upper shell and the lower shell. The utility model adopts the separated design of the upper shell and the lower shell, is provided with the sliding groove to be matched with the sliding block for sliding connection, and is fixed in an auxiliary way by utilizing a magnetic attraction mode, so that the design has the advantages of facilitating the disassembly process of the motor shaft of the water pump motor and further facilitating the maintenance of the motor shaft.

Description

Motor shaft for water pump motor

Technical Field

The utility model belongs to the technical field of motor shafts, and particularly relates to a motor shaft for a water pump motor.

Background

The whole set of water pump system is mainly manufactured by a motor and a water pump respectively at present, and is assembled into a whole, and the basic principle is that water enters a pump cavity of the water pump from a water inlet of the water pump and is discharged from a water outlet of the water pump through the work of an impeller pump or other structures, wherein the water circulation of the water pump and the motor are blocked by a sealing element to form a separated structure. The water pump motor is the same with other ordinary motors, and its motor shaft can generate heat when using, and heat can only pass through the motor rotor and to the transmission of motor stator, and stator rethread motor casing is to outside transmission, and radiating efficiency is low, and the long-time high-speed operation of water pump, the motor shaft can not obtain good cooling, and the water pump motor temperature rise is too fast and leads to work efficiency to descend, can finally influence the holistic life of water pump.

Prior art, such as: CN212337657U is a motor shaft for a water pump motor, comprising a main shaft casting body and a water flow passage poured inside the main shaft casting body, wherein the water flow passage is used for guiding water flow from a water inlet of the motor shaft to a water outlet of the motor shaft; the water flow passage comprises a first spiral passage, a second spiral passage and a U-shaped passage which is communicated with the first spiral passage and the second spiral passage, a water outlet of a motor shaft is formed along the radial direction of the main shaft casting body, and the water outlet of the motor shaft is positioned behind an impeller pump connected to the main shaft casting body in series and is communicated with a water outlet of the water pump; the water inlet of the motor shaft is axially formed along the main shaft casting body and penetrates through the center of a cavity of the impeller pump to be communicated with the liquid inlet of the water pump. The utility model has simple structure and convenient production, and utilizes the water flow passage with a spiral structure to guide water flow to directly take away heat from the internal circulation flow of the motor shaft, thereby accelerating the cooling speed of the motor shaft.

However, the above and other typical prior art techniques have certain problems in use:

1. the motor shaft for the water pump motor is inconvenient to install and detach aiming at the motor shaft in the spliced design, so that great inconvenience is brought to the motor shaft in the assembly and maintenance process, and the use of the motor shaft for the water pump motor is affected.

2. The motor shaft for the water pump motor of this patent adopts the mode that water flows through in the spiral pipe to cool down in the use, but the shortcoming of design like this is that the flow distance that can very big increase rivers influences the work efficiency of water pump motor.

Disclosure of utility model

The utility model aims to provide a motor shaft for a water pump motor, which solves the existing problems: the inconvenient problem of motor shaft installation and dismantlement for the water pump motor, the motor shaft for the water pump motor can lead to the problem that work efficiency is low at the cooling in-process.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

The utility model relates to a motor shaft for a water pump motor, which comprises an upper shell and a lower shell, wherein a sliding groove is formed in the lower shell, a sliding block is arranged at the bottom end of the upper shell and is fixedly connected with the upper shell, magnetic attraction pieces are respectively arranged outside the upper shell and the lower shell and are respectively and fixedly connected with the upper shell and the lower shell, sliding fixing rings are arranged outside the upper shell and the lower shell and are in sliding connection with the upper shell and the lower shell.

Further, an iron sheet is arranged in the sliding fixing ring and fixedly connected with the sliding fixing ring, a fixed magnetic suction plate is arranged outside the upper shell and the lower shell, and the fixed magnetic suction plate is respectively fixedly connected with the upper shell and the lower shell.

Further, the upper shell and the lower shell are externally provided with a sliding iron plate, the sliding iron plate is in sliding connection with the upper shell and the lower shell, and the sliding iron plate is arranged on one side of the fixed magnetic attraction plate.

Further, fixed slots are respectively formed in the upper shell and the lower shell, a rotating shaft fixed block is arranged on the upper shell through the lower shell, and the rotating shaft fixed block is respectively connected with the upper shell and the lower shell in a sliding mode.

Further, be provided with the stopper in the pivot fixed block, the stopper rotates with the pivot fixed block to be connected, set up the rotation groove in the pivot fixed block, the one end of stopper is provided with cooling fan.

Further, one end of the limiting block is provided with a bearing pipe, the bearing pipe is communicated with the limiting block, the other end of the limiting block is provided with a vacuum pump, and the vacuum pump is communicated with the limiting block.

Further, electromagnetic rotators are respectively arranged in the upper shell and the lower shell, a rotary pipeline is arranged at one end of the vacuum pump, and the rotary pipeline is rotationally connected with the vacuum pump.

Further, the rotary pipeline is arranged in the lower shell and is fixedly connected with the lower shell.

The utility model has the following beneficial effects:

The motor shaft for the water pump motor is designed through the separation type of the upper shell and the lower shell, the sliding grooves are formed to be matched with the sliding blocks for sliding connection, and the auxiliary fixing is performed in a magnetic attraction mode, so that the design has the advantages that the disassembly process of the motor shaft of the water pump motor is convenient, and the motor shaft is convenient to maintain.

According to the utility model, the motor shaft of the water pump motor adopts the mode that the vacuum pump is used for flowing water, so that the flowing distance of the water is reduced, and the heat dissipation fan is also arranged to serve as cooling complement, so that the working efficiency of the water pump motor is improved under the condition that the cooling effect is not influenced.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

FIG. 2 is a schematic diagram of a structure of a rotation shaft fixing block according to the present utility model.

Fig. 3 is a schematic structural view of a fixed magnetic plate according to the present utility model.

Fig. 4 is a schematic view of the structure of the vacuum pump of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. Fixing a magnetic suction plate; 2. sliding an iron plate; 3. an upper housing; 4. a lower housing; 5. a sliding fixing ring; 6. a rotating shaft fixing block; 7. a bearing tube; 8. a limiting block; 9. a magnetic attraction piece; 10. rotating the pipe; 11. a vacuum pump; 12. a heat radiation fan; 13. an electromagnetic rotator; 14. a sliding groove; 15. a fixing groove; 16. a rotating groove; 17. a sliding block; 18. iron sheet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the utility model is a motor shaft for a water pump motor, comprising an upper housing 3 and a lower housing 4, wherein a sliding groove 14 is arranged on the lower housing 4, a sliding block 17 is arranged at the bottom end of the upper housing 3, the sliding block 17 is fixedly connected with the upper housing 3, a magnetic attraction piece 9 is respectively arranged outside the upper housing 3 and the lower housing 4, the magnetic attraction piece 9 is respectively fixedly connected with the upper housing 3 and the lower housing 4, a sliding fixing ring 5 is arranged outside the upper housing 3 and the lower housing 4, the sliding fixing ring 5 is in sliding connection with the upper housing 3 and the lower housing 4, an iron sheet 18 is arranged in the sliding fixing ring 5, the iron sheet 18 is fixedly connected with the sliding fixing ring 5, a fixed magnetic attraction plate 1 is arranged outside the upper housing 3 and the lower housing 4, the fixed magnetic attraction plate 1 is respectively fixedly connected with the upper housing 3 and the lower housing 4, a sliding iron plate 2 is arranged outside the upper housing 3 and the lower housing 4, the sliding iron plate 2 is in sliding connection with the upper shell 3 and the lower shell 4, the sliding iron plate 2 is arranged on one side of the fixed magnetic attraction plate 1, the upper shell 3 and the lower shell 4 are respectively provided with a fixed slot 15, the upper shell 3 is provided with a rotating shaft fixed block 6 through the lower shell 4, the rotating shaft fixed block 6 is respectively in sliding connection with the upper shell 3 and the lower shell 4, a limiting block 8 is arranged in the rotating shaft fixed block 6, the limiting block 8 is in rotating connection with the rotating shaft fixed block 6, a rotating slot 16 is arranged in the rotating shaft fixed block 6, the sliding slot 14 is matched with the sliding block 17 for sliding connection, and auxiliary fixing is carried out by utilizing a magnetic attraction mode, so the design has the advantages of facilitating the disassembly process of a motor shaft of a water pump motor, further facilitating the maintenance of a motor shaft, one end of the limiting block 8 is provided with a heat dissipation fan 12, one end of stopper 8 is provided with bearing tube 7, bearing tube 7 and stopper 8 intercommunication, the other end of stopper 8 is provided with vacuum pump 11, vacuum pump 11 and stopper 8 intercommunication are provided with electromagnetic rotator 13 respectively in last shell 3 and the lower shell 4, the one end of vacuum pump 11 is provided with rotatory pipeline 10, rotatory pipeline 10 rotates with vacuum pump 11 to be connected, rotatory pipeline 10 sets up in the lower shell 4, rotatory pipeline 10 and lower shell 4 fixed connection adopt vacuum pump 11 to flow through the mode of rivers, the flow distance of rivers has been reduced, the same cooling fan 12 that has set up is as the cooling complement, under the circumstances that does not influence the cooling effect, the work efficiency of water pump motor has been improved.

The specific application of this embodiment is: firstly, the electromagnetic rotator 13 is utilized to rotate the vacuum pump 11, water flow is pumped into the vacuum pump 11 through the rotary pipeline 10, meanwhile, the cooling fan 12 fixed on the limiting block 8 is enabled to cool, then under the action of water flow rotation, the water flow can continue to flow out along the bearing pipe 7, the purpose of pumping water is achieved, when disassembly and maintenance are needed, firstly, the iron plate 2 is moved to enable the iron plate 2 to be separated from the fixed magnetic plate 1 connected with magnetic force, then the magnetic attraction piece 9 of the sliding fixing ring 5 is also separated from the iron piece 18, then the upper shell 3 is slid to enable the iron plate to be separated from the lower shell 4, finally the rotating shaft fixing block 6 is taken down to complete disassembly, and then maintenance operation is carried out.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The utility model provides a motor shaft for water pump motor, includes shell (3) and lower shell (4), its characterized in that: the utility model discloses a magnetic chuck is characterized in that a sliding groove (14) is formed in a lower shell (4), a sliding block (17) is arranged at the bottom end of an upper shell (3), the sliding block (17) is fixedly connected with the upper shell (3), a magnetic suction piece (9) is arranged outside the upper shell (3) and the lower shell (4) respectively, the magnetic suction piece (9) is fixedly connected with the upper shell (3) and the lower shell (4) respectively, a sliding fixing ring (5) is arranged outside the upper shell (3) and the lower shell (4), and the sliding fixing ring (5) is in sliding connection with the upper shell (3) and the lower shell (4).

2. A motor shaft for a water pump motor as claimed in claim 1, wherein: the magnetic iron plate is characterized in that an iron plate (18) is arranged in the sliding fixing ring (5), the iron plate (18) is fixedly connected with the sliding fixing ring (5), the fixed magnetic suction plate (1) is arranged outside the upper shell (3) and the lower shell (4), and the fixed magnetic suction plate (1) is fixedly connected with the upper shell (3) and the lower shell (4) respectively.

3. A motor shaft for a water pump motor as claimed in claim 2, wherein: the magnetic attraction plate is characterized in that a sliding iron plate (2) is arranged outside the upper shell (3) and the lower shell (4), the sliding iron plate (2) is connected with the upper shell (3) and the lower shell (4) in a sliding mode, and the sliding iron plate (2) is arranged on one side of the fixed magnetic attraction plate (1).

4. A motor shaft for a water pump motor as claimed in claim 3, wherein: the upper shell (3) and the lower shell (4) are respectively provided with a fixing groove (15), the upper shell (3) is provided with a rotating shaft fixing block (6) through the lower shell (4), and the rotating shaft fixing block (6) is respectively in sliding connection with the upper shell (3) and the lower shell (4).

5. The motor shaft for a water pump motor according to claim 4, wherein: a limiting block (8) is arranged in the rotating shaft fixing block (6), the limiting block (8) is rotationally connected with the rotating shaft fixing block (6), a rotating groove (16) is formed in the rotating shaft fixing block (6), and a heat dissipation fan (12) is arranged at one end of the limiting block (8).

6. A motor shaft for a water pump motor as in claim 5, wherein: one end of the limiting block (8) is provided with a bearing pipe (7), the bearing pipe (7) is communicated with the limiting block (8), the other end of the limiting block (8) is provided with a vacuum pump (11), and the vacuum pump (11) is communicated with the limiting block (8).

7. The motor shaft for a water pump motor as claimed in claim 6, wherein: an electromagnetic rotator (13) is arranged in the upper shell (3) and the lower shell (4) respectively, a rotary pipeline (10) is arranged at one end of the vacuum pump (11), and the rotary pipeline (10) is rotationally connected with the vacuum pump (11).

8. The motor shaft for a water pump motor as claimed in claim 7, wherein: the rotary pipeline (10) is arranged in the lower shell (4), and the rotary pipeline (10) is fixedly connected with the lower shell (4).