Vibration isolation buffer type three-phase asynchronous motor

Abstract

The utility model relates to the technical field of motors, in particular to a vibration isolation buffer type three-phase asynchronous motor, which comprises a bottom plate, a three-phase asynchronous motor is mounted at the top end of the bottom plate, a heat dissipation net is arranged at one end of the three-phase asynchronous motor, and threaded holes are formed in positions, close to two sides of the three-phase asynchronous motor, of the top end of the bottom plate. A protective cover is attached to the outer surface of the three-phase asynchronous motor. Through the arrangement of threaded holes, a protective cover, a buffer cavity, a buffer strip, an inclined supporting plate, a supporting plate, a fixing plate, a screw rod, a rubber strip, a mounting plate, a driving motor, a rotating rod, a brush plate and other parts, the problems that a fan is generally arranged at the tail of an existing three-phase asynchronous motor to dissipate heat of the motor, dust is accumulated on a cover shell after the motor is used for a long time, ventilation is affected, and the service life of the motor is prolonged can be effectively solved. The problems that the heat dissipation effect of a fan is reduced, the service life of the motor is shortened, the vibration reduction effect of an existing motor is poor, and when the existing motor is installed in a large-vibration environment for use, the work of the motor is easily influenced are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to motor technical field, concretely is a kind of vibration isolation buffer type three-phase asynchronous motor. BACKGROUND

[0002] Three-phase asynchronous motor is a kind of induction motor, the rotational speed of three-phase asynchronous motor rotor is lower than the rotational speed of rotating magnetic field, and the rotor winding produces electromotive force and current due to the relative motion between the magnetic field and the rotor winding, and interacts with the magnetic field to generate electromagnetic torque, thereby realizing the transformation of energy, compared with single-phase asynchronous motor, the operation performance of three-phase asynchronous motor is better.

[0003] Three-phase asynchronous motor tail generally is provided with fan to heat dissipation for motor, after long time use, dust will be accumulated on the cover shell and affect ventilation, thereby reducing the heat dissipation effect of fan, which can reduce the service life of motor, and the existing motor damping effect is poor, when being installed in the environment with large vibration and being used, it is easy to affect the work of motor, so the above problems need to be improved accordingly. UTILITARIAN CONTENT

[0004] The utility model aims at providing a kind of vibration isolation buffer type three-phase asynchronous motor to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of vibration isolation buffer type three-phase asynchronous motor, including bottom plate, the top of the bottom plate is equipped with three-phase asynchronous motor, and the one end of three-phase asynchronous motor is provided with heat dissipation net, the top of the bottom plate is equipped with threaded hole by the position of the both sides of three-phase asynchronous motor, the outer surface of three-phase asynchronous motor is attached with protective cover, and buffer cavity is arranged in the inside of protective cover, the inside of buffer cavity is arrayed with several groups of buffer strips, the side surface of protective cover is equipped with inclined bracing plate by the position of the both sides, and the bottom of inclined bracing plate is equipped with support plate, the side surface of protective cover is equipped with fixed plate by the position of the bottom, and the inside of fixed plate is movably screw-connected with screw rod, the both sides of the bottom of protective cover are equipped with rubber strip, the side surface of protective cover is equipped with mounting plate by the position of the top, and the side of mounting plate is equipped with driving motor by the position of the end, the output end of driving motor is connected with rotating rod, and the one end of rotating rod is equipped with brush plate.

[0006] Preferably, the bottom of the protective cover is installed on the top of the bottom plate.

[0007] Preferably, the side of the support plate is installed on the side of the bottom plate.

[0008] Preferably, the outer surface of the rubber strip is arranged to be in close contact with the bottom end side of the protective cover and the side surface of the three-phase asynchronous motor.

[0009] Preferably, the outer diameter of the bottom end of the screw rod is adapted to the inner diameter of the threaded hole, and the bottom end of the screw rod is arranged to be in sliding connection with the inside of the threaded hole.

[0010] Preferably, the inside of the mounting plate is provided with a through hole at the position of the rotating rod, and one end of the rotating rod penetrates the inside of the mounting plate through the through hole.

[0011] Preferably, the side of the brush plate is provided with a plurality of groups of cleaning brushes, and one end of the cleaning brush is arranged in close contact with the outer surface of the heat dissipation net.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] Through the threaded hole, the protective cover, the buffer cavity, the buffer strip, the inclined support plate, the support plate, the fixed plate, the screw rod, the rubber strip, the mounting plate, the driving motor, the rotating rod and the brush plate, the problem that the existing three-phase asynchronous motor tail generally has a fan to dissipate heat, and after long-term use, dust will accumulate on the cover, affecting ventilation, reducing the heat dissipation effect of the fan, reducing the service life of the motor, and the existing motor has poor damping effect, and when used in a vibrating environment, the working of the motor is easily affected. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a left side view of the main body of the utility model.

[0015] Fig. 2 It is a right side view of the main body of the utility model.

[0016] Fig. 3 It is a three-dimensional structure diagram of the bottom plate of the utility model.

[0017] In the figure: 1, the bottom plate; 11, three-phase asynchronous motor; 12, heat dissipation net; 13, threaded hole; 2, protective cover; 21, buffer cavity; 22, buffer strip; 23, inclined support plate; 24, support plate; 25, fixed plate; 26, screw rod; 27, rubber strip; 3, mounting plate; 31, driving motor; 32, rotating rod; 33, brush plate. DETAILED DESCRIPTION

[0018] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0019] according to Figs. 1-3 As shown, the system includes a base plate 1, a three-phase asynchronous motor 11 mounted on its top, and a heat dissipation mesh 12 at one end of the motor 11. Threaded holes 13 are provided on both sides of the top of the base plate 1 near the motor 11. A protective cover 2 is fitted to the outer surface of the motor 11, and a buffer cavity 21 is provided inside the cover 2. The bottom sides of the cover 2 are mounted to the top of the base plate 1. Several sets of buffer strips 22 are arrayed inside the buffer cavity 21. Diagonal bracing plates 23 are installed on both sides of the side surface of the cover 2, and support plates 24 are installed at the bottom of each bracing plate 23. One side is installed with the other side of the base plate 1. The bottom of the side surface of the protective cover 2 is equipped with a fixing plate 25, and the inside of the fixing plate 25 is movably screwed with a screw 26. The outer diameter of the bottom end of the screw 26 is adapted to the inner diameter of the threaded hole 13, and the bottom end of the screw 26 extends into the inside of the threaded hole 13 and is slidably connected to it. Rubber strips 27 are installed on both sides of the bottom end of the protective cover 2. The bottom of the outer surface of the rubber strip 27 is installed with the top of the base plate 1, and the outer surface of the rubber strip 27 is in contact with the bottom side of the protective cover 2 and the side surface of the three-phase asynchronous motor 11.

[0020] A mounting plate 3 is installed on the side surface of the protective cover 2 near the top, and a drive motor 31 is installed on one side of the mounting plate 3 near the end. The mounting plate 3 is L-shaped. The output end of the drive motor 31 is connected to a rotating rod 32, and a brush plate 33 is installed on one end of the rotating rod 32. The rotating rod 32 is located on one side of the heat dissipation mesh 12, and the center point of the rotating rod 32 is aligned with the center point of the heat dissipation mesh 12. A through hole is opened in the interior of the mounting plate 3 near the rotating rod 32, and one end of the rotating rod 32 passes through the through hole into the interior of the mounting plate 3. Several sets of cleaning brushes are provided on one side of the brush plate 33, and one end of the cleaning brush is attached to the outer surface of the heat dissipation mesh 12.

[0021] In the use of the three-phase asynchronous motor 11, the protective cover 2, the buffer cavity 21, the plurality of groups of buffer strips 22 and the two groups of rubber strips 27 can absorb part of the amplitude energy, thereby playing a role of vibration isolation and buffering for the three-phase asynchronous motor 11, the protective cover 2 is screw-fixed with the threaded holes 13 opened at the top end of the bottom plate 1 through the two groups of fixing plates 25 and the two groups of screw rods 26, so that the protective cover 2 can be screw-fixed and installed on the top end of the bottom plate 1, at this time, the two groups of inclined supporting plates 23 and the two groups of supporting plates 24 can play a supporting role for the protective cover 2 and the three-phase asynchronous motor 11, so that the protective cover 2 and the three-phase asynchronous motor 11 can be stably placed on the top end of the bottom plate 1.

[0022] When the three-phase asynchronous motor 11 is used for a long time, the surface of the heat dissipation net 12 is covered with dust, at this time, the user can start the driving motor 31, so that the rotating rod 32 can rotate under the action of the driving motor 31, so that the brush plate 33 can rotate accordingly, since the brush plate 33 is provided with a plurality of groups of cleaning brushes on one side, and the cleaning brushes are arranged in close contact with the outer surface of the heat dissipation net 12, so that the dust attached to the surface of the heat dissipation net 12 can be cleaned under the action of the rotating cleaning brushes, thereby ensuring the flowability of the heat dissipation net 12, so that the three-phase asynchronous motor 11 can normally perform the heat dissipation operation through the heat dissipation net 12.

[0023] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A vibration-damping and buffering type three-phase asynchronous motor, comprising a base plate (1), characterized in that: A three-phase asynchronous motor (11) is installed at the top of the base plate (1), and a heat dissipation mesh (12) is provided at one end of the three-phase asynchronous motor (11). Threaded holes (13) are provided on both sides of the top of the base plate (1) near the three-phase asynchronous motor (11). A protective cover (2) is attached to the outer surface of the three-phase asynchronous motor (11), and a buffer cavity (21) is provided inside the protective cover (2). Several sets of buffer strips (22) are arranged in an array inside the buffer cavity (21). Diagonal bracing plates (23) are installed on both sides of the side surface of the protective cover (2), and the diagonal bracing plates (23) are... Support plates (24) are installed at the bottom of each of the protective covers (2). Fixing plates (25) are installed on the side surface of each of the protective covers (2) near the bottom. Screws (26) are movably screwed into the inside of each fixing plate (25). Rubber strips (27) are installed on both sides of the bottom of each of the protective covers (2). Mounting plates (3) are installed on the side surface of each of the protective covers (2) near the top. A drive motor (31) is installed on one side of the mounting plate (3) near the end. A rotating rod (32) is connected to the output end of the drive motor (31). A brush plate (33) is installed on one end of the rotating rod (32).

2. The vibration-isolated and buffer-type three-phase asynchronous motor according to claim 1, characterized in that: The bottom sides of the protective cover (2) are installed with the top of the base plate (1).

3. The vibration-isolated and buffer-type three-phase asynchronous motor according to claim 1, characterized in that: One side of the support plate (24) is installed opposite to one side of the base plate (1).

4. A vibration-isolated and buffer-type three-phase asynchronous motor according to claim 1, characterized in that: The outer surface of the rubber strip (27) is installed at the bottom end of the bottom plate (1), and the outer surface of the rubber strip (27) is attached to the bottom side of the protective cover (2) and the side surface of the three-phase asynchronous motor (11).

5. A vibration-isolated and buffer-type three-phase asynchronous motor according to claim 1, characterized in that: The outer diameter of the bottom end of the screw (26) is adapted to the inner diameter of the threaded hole (13), and the bottom end of the screw (26) extends into the interior of the threaded hole (13) and is slidably connected to it.

6. A vibration-isolated and buffer-type three-phase asynchronous motor according to claim 1, characterized in that: The mounting plate (3) has a through hole at the position of the rotating rod (32) inside, and one end of the rotating rod (32) passes through the through hole into the interior of the mounting plate (3).

7. A vibration-isolated and buffer-type three-phase asynchronous motor according to claim 1, characterized in that: A number of cleaning brushes are provided on one side of the brush plate (33), and one end of the cleaning brush is attached to the outer surface of the heat dissipation mesh (12).

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