CN210780325U - Improved motor - Google Patents

Abstract

The utility model discloses an improvement motor relates to motor technical field, has solved current motor and has needed a large amount of screws to fix a position the inner member of motor, and the step is loaded down with trivial details, and the motor is excessive unstable when starting up and moving, undulant great problem. An improved motor comprises an end cover, a housing and a bearing cover; the inner surface of the end cover is screwed and fixed with a gasket through a screw; the housing is screwed and fixed on the top surface of the gasket through screws; the bearing cover is inserted in the middle of the side face of the housing in an interference manner. The device adopts MCU singlechip sine wave drive, and the control of being convenient for, silence is effectual during operation, and adopts has the hall of feeling, and the device is more steady when starting up with the operation, and the device adopts the tail to close the head and draws the star connection method, and driving moment is bigger, and the end cover beam barrel is equipped with the support needle tubing and fixes a position the gasket with this to realize stator core's location, simple installation, the production of being convenient for has improved production efficiency.

Description

Improved motor

Technical Field

The utility model belongs to the technical field of motor structure, more specifically say, in particular to improvement motor.

Background

The motor is commonly called as motor, and is an electromagnetic device for realizing electric energy conversion or transmission according to the electromagnetic induction law, the motor is represented by a letter M in a circuit, the motor mainly has the function of generating driving torque and is used as a power source of electric appliances or various machines, the generator is represented by a letter G in the circuit, and the motor mainly has the function of converting mechanical energy into electric energy.

If the application number is: CN201420550246.1 patent discloses a motor, which comprises a rotating shaft, a rotor assembly, a stator core, a coil winding, a casing, end caps and a plurality of screws, wherein the rotor assembly is installed on the rotating shaft, the stator core and the casing are installed together and embedded outside the rotor assembly, the coil winding is installed on the stator core, the end caps are respectively arranged at two ends of the casing, the screws penetrate through the outer edges of the two end caps and the stator core to lock and fix the two end caps at two ends of the casing, two ends of the rotating shaft are supported on bearings of the end caps, an insulating sheet is arranged between the outer surface of the end portion of the coil winding and the screws, a groove is arranged in the middle of the insulating sheet along the axial direction, the screws penetrate through the middle of the groove, the structure is simple, the installation is convenient, the insulation between the coil winding and the screws is ensured through the insulating sheet, the inter-turn and electrical safety problems, the design cost of the motor is reduced.

The existing motor needs a large number of screws to position internal components of the motor, the screws sequentially penetrate through holes in the front end cover and the stator core and the rear end cover and then are screwed with nuts to fix the front end cover and the rear end cover at two ends of the shell respectively, steps are complex, workshop batch production is difficult, and the motor is excessively unstable during starting and running and has large fluctuation.

Therefore, in view of the above, research and improvement are made on the existing structure and defects, and an improved motor is provided to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an improvement motor to solve current motor and need a large amount of screws to fix a position the internals of motor, thereby the screw passes through behind through-hole and the rear end cap on front end housing, the stator core in proper order and screws up with the nut and fix the front end housing and the rear end cap respectively at the both ends of casing, and the step is loaded down with trivial details, and workshop batch production difficulty, and the motor is excessive unstable when starting and moving, undulant great problem.

The utility model discloses the purpose and the efficiency of improvement motor are reached by following specific technological means:

an improved motor comprises an end cover, a housing, a rotating shaft, a bearing cover and a top spring; the inner surface of the end cover is screwed and fixed with a gasket through a screw; the top surface of the gasket is fixedly connected with a stator core; the housing is screwed and fixed on the top surface of the gasket through screws; the rotating shaft is movably connected inside the shaft barrel of the end cover, and the shaft body of the rotating shaft is fixedly connected inside the rotor; the bearing cover is inserted in the middle of the side surface of the housing in an interference manner; the top spring is sleeved at one end of the rotating shaft body, and two ends of the top spring respectively abut against one end of the rotating shaft stop block and the inner end of the bearing cover.

Furthermore, the rotor is driven by the MCU singlechip sine wave, and the rotor adopts an inductive Hall.

Furthermore, the housing and the bearing cover adopt a tail-closing head-leading star connection method.

Furthermore, the shaft cylinder of the end cover is designed as a bracket needle tube.

Compared with the prior art, the utility model discloses following beneficial effect has:

firstly, the device adopts MCU singlechip sine wave drive, is convenient for control, and the silence is effectual during the operation, and adopts there to feel hall, and the device is more steady when starting and moving.

And secondly, the device adopts a tail-closing head-leading star connection method, the driving torque is larger, and the end cover shaft cylinder is provided with a support needle tube so as to position the gasket, so that the stator core is positioned, the installation is simple and convenient, the production is convenient, and the production efficiency is improved.

Moreover, the device has overvoltage, overcurrent, overtemperature, reverse connection prevention protection functions, high-voltage breakdown prevention and locking and house-keeping self-starting functions, so that the product performance is safe and reliable.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the back of the present invention.

Fig. 3 is a schematic view of the internal structure of the present invention.

Fig. 4 is a schematic structural view after the disassembly of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. an end cap; 2. a gasket; 3. a housing; 4. a rotating shaft; 5. a bearing cap; 6. a stator core; 7. a rotor; 8. and (4) a spring is supported.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 4:

the utility model provides an improved motor, which comprises an end cover 1, a housing 3, a rotating shaft 4, a bearing cover 5 and a top spring 8; the inner surface of the end cover 1 is screwed and fixed with a gasket 2 through a screw; the top surface of the gasket 2 is fixedly connected with a stator core 6; the housing 3 is screwed and fixed on the top surface of the gasket 2 through screws; the rotating shaft 4 is movably connected inside the shaft barrel of the end cover 1, and the shaft body of the rotating shaft 4 is fixedly connected inside the rotor 7; the bearing cover 5 is inserted in the middle of the side surface of the housing 3 in an interference manner; the top spring 8 is sleeved at one end of the shaft body of the rotating shaft 4, and two ends of the top spring 8 respectively abut against one end of the stop block of the rotating shaft 4 and the inner end of the bearing cover 5.

Wherein, rotor 7 adopts MCU singlechip sine wave drive, and rotor 7 adopts has the hall of feeling for the device is convenient for control under MCU singlechip sine wave drive, and the silence is effectual during the operation, and the device adopts has the hall of feeling, makes the device more steady when starting and moving.

The housing 3 and the bearing cover 5 are connected in a tail-to-head star connection mode, as shown in the attached drawings 3 and 4, so that the device is convenient to produce, large in driving torque during use, and production efficiency is improved.

The shaft cylinder of the end cover 1 is designed into a support needle tube, and as shown in the attached drawing 4, the gasket 2 can be fixed in position through the support needle tube of the shaft cylinder of the end cover 1, so that the stator core 6 is fixed in position, and the device is simple and convenient to operate and fast and convenient to install.

The specific use mode and function of the embodiment are as follows:

in the utility model, the gasket 2 is screwed and fixed on the inner surface of the end cover 1 through screws, because the end cover 1 is provided with a shaft barrel of a support needle tube, the stator core 6 on the surface of the gasket 2 can be positioned at the moment, then the bearing cover 5 and the housing 3 are connected through a tail-closing star-leading connection method, a top spring 8 is sleeved in one end of a rotating shaft 4, the rotating shaft 4 is communicated with a rotor 7 and is inserted into the shaft barrel of the end cover 1, then the housing 3 is sleeved in the other end of the rotating shaft 4 and is screwed and fixed on the inner surface of the end cover 1 through screws, the installation of the motor is completed, the installation is convenient, the production is convenient, the motor can be used after being electrified, the device adopts MCU singlechip sine wave drive, the control is convenient, the mute effect is good during the operation, and the inductive effect is adopted, the device is more stable during the starting and the operation, has overvoltage, the, the function of self-starting of the security guard is locked, so that the product performance is safe and reliable.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (4)

1. An improved motor, characterized in that: comprises an end cover (1), a housing (3), a rotating shaft (4), a bearing cover (5) and a top spring (8); a gasket (2) is screwed and fixed on the inner surface of the end cover (1) through a screw; the top surface of the gasket (2) is fixedly connected with a stator core (6); the housing (3) is screwed and fixed on the top surface of the gasket (2) through screws; the rotating shaft (4) is movably connected inside the shaft barrel of the end cover (1), and the shaft body of the rotating shaft (4) is fixedly connected inside the rotor (7); the bearing cover (5) is inserted in the middle of the side surface of the housing (3) in an interference manner; and the top spring (8) is sleeved at one end of the shaft body of the rotating shaft (4), and two ends of the top spring (8) respectively abut against one end of the stop block of the rotating shaft (4) and the inner end of the bearing cover (5).

2. The improved electric machine of claim 1, wherein: the rotor (7) is driven by a sine wave of an MCU singlechip, and the rotor (7) adopts an inductive Hall.

3. The improved electric machine of claim 1, wherein: the housing (3) and the bearing cover (5) adopt a tail-closing head-leading star-shaped connection method.

4. The improved electric machine of claim 1, wherein: the shaft cylinder of the end cover (1) is designed as a bracket needle tube.

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