Anti-vibration pole-changing multi-speed three-phase asynchronous motor

Abstract

The utility model relates to the field of pole-changing multi-speed three-phase asynchronous motors, in particular to an anti-vibration pole-changing multi-speed three-phase asynchronous motor which comprises a motor body, two connecting pieces are fixedly connected to the bottom face of the motor body, and two threaded rods are fixedly connected to the inner wall of each connecting piece. The outer surface of each threaded rod is in sliding connection with a first anti-seismic block, the outer surface of each threaded rod is in threaded connection with a threaded piece, a connecting piece is installed on the bottom face of the motor body, the threaded rods are installed on the inner wall of the motor body, positioning installation of the threaded rods is achieved, the first anti-seismic blocks are connected with the corresponding threaded rods, and therefore the anti-seismic effect is achieved. The threaded piece is connected with the threaded rod, the effect of installing the first anti-seismic block on the bottom face of the connecting piece is achieved, the anti-seismic effect of the motor body in the working process can be achieved through the first anti-seismic block, the motor body is protected, and the motor body is prevented from violently shaking.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of pole-changing multi-speed three-phase asynchronous motor, concretely to a pole-changing multi-speed three-phase asynchronous motor of anti -vibration. BACKGROUND

[0002] Three-phase asynchronous motor is a kind of induction motor, is powered by simultaneously accessing 380V three-phase alternating current, since the rotor of three-phase asynchronous motor and rotating magnetic field rotate in the same direction, different rotating speed, there is slip, so called three-phase asynchronous motor, the rotating speed of the rotor of three-phase asynchronous motor is lower than the rotating speed of rotating magnetic field, and the rotor winding produces electromotive force and current due to the relative motion between magnetic field and exists, and magnetic field interacts to produce electromagnetic torque, realizes energy conversion.

[0003] Through the retrieval, the Chinese patent with publication number CN211880206U discloses a kind of new pole-changing multi-speed three-phase asynchronous motor, its technical key points are as follows: the air gap between the rotor and stator in the internal three-phase asynchronous motor of existing is fixed, but if motor is kept in a certain power range for a long time, alternating current signal can appear magnetic saturation phenomenon.

[0004] But in the above scheme, when motor is installed on mounting plate, works, since the output and input power of three-phase asynchronous motor is larger, motor is prone to violent shaking when working, the above scheme cannot make motor have anti-vibration, prone to damage motor in vibration, poor protection effect.

[0005] Therefore, a new scheme needs to be proposed to solve this problem. UTILITY MODEL CONTENT

[0006] In view of the above background technology, the existing technology cannot make motor have anti-vibration, prone to damage motor in vibration.

[0007] The utility model discloses a kind of pole-changing multi-speed three-phase asynchronous motor of anti-vibration, including motor main body, the bottom surface of the motor main body is fixedly connected with two connecting pieces, the inner wall of each connecting piece is fixedly connected with two threaded rods, the outer surface of each threaded rod is slidably connected with anti-vibration block one, the outer surface of each threaded rod is threadedly connected with threaded piece.

[0008] Further, the upper surface of the motor main body is fixedly installed with terminal box, the lower of the motor main body is equipped with mounting base, the upper surface of the mounting base is fixedly connected with the positioning ring of equidistance arrangement, the outer surface of each positioning ring is slidably contacted with the inner wall of corresponding anti-vibration block one.

[0009] Further, the inner wall of the mounting base is rotationally connected with a gear one, and the outer surface of the gear one is engaged with a toothed belt.

[0010] Further, the inner wall of the toothed belt is engaged with equidistantly arranged gear twos, the bottom surface of each gear two is rotationally connected with the inner bottom wall of the mounting base, and the upper surface of each gear two is fixedly connected with the bottom surface of a corresponding threaded part.

[0011] Further, the front surface of the mounting base is fixedly connected with a supporting rod one, and the inner wall of the supporting rod one is fixedly connected with a connecting pin.

[0012] Further, the outer surface of the connecting pin is rotationally connected with a cross rod, and the bottom surface of the cross rod is fixedly installed with an anti-vibration block two.

[0013] Further, the back surface of the mounting base is fixedly connected with a supporting rod two, and the inner wall of the supporting rod two is fixedly installed with a bolt part.

[0014] Compared with the prior art, the utility model has the advantages of the following:

[0015] 1. The utility model discloses a motor main body fixing device, which comprises a mounting base, a motor main body, a connecting piece, a threaded rod, an anti-vibration block one, a threaded part and the like.

[0016] 2. The utility model discloses a motor main body fixing device, which comprises a mounting base, a motor main body, a connecting piece, a threaded rod, an anti-vibration block one, a threaded part and the like. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:

[0018] Figure 1 It is the whole three-dimensional structure schematic view of the utility model;

[0019] Figure 2 It is the main view structure schematic view of the utility model;

[0020] Figure 3 It is the connecting relationship structure schematic view between the threaded rod and the threaded piece of the utility model;

[0021] Figure 4 It is the connecting relationship structure schematic view between the cross rod and the anti-vibration block two of the utility model.

[0022] In the drawing: 1, motor main body; 2, connecting piece; 3, threaded rod; 4, anti-vibration block one; 5, mounting base; 6, positioning ring; 7, threaded piece; 8, gear one; 9, toothed belt; 10, gear two; 11, terminal box; 12, support rod one; 13, support rod two; 14, connecting pin; 15, cross rod; 16, anti-vibration block two; 17, bolt piece. DETAILED DESCRIPTION

[0023] The following will disclose multiple embodiments of the utility model with drawings, for the purpose of clear description, many details on the real object will be described in the following description. However, it should be understood that these details on the real object should not be used to limit the utility model. That is to say, in some embodiments of the utility model, these details on the real object are unnecessary. In addition, for the purpose of simplifying the drawing, some conventional structures and components will be drawn in a simple schematic way in the drawing.

[0024] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 The utility model discloses an anti-vibration variable-pole multi-speed three-phase asynchronous motor, including motor main body 1, the bottom surface of motor main body 1 is fixedly connected with two connecting pieces 2, installs connecting piece 2 on the bottom surface of motor main body 1, realizes the positioning installation effect of connecting piece 2, the inner wall of each connecting piece 2 is fixedly connected with two threaded rods 3, installs threaded rod 3 on the inner wall of corresponding connecting piece 2, and is arranged as fixed connection between them, realizes the positioning installation effect of threaded rod 3, and the effect that connecting piece 2 drives threaded rod 3 to move can be realized by moving motor main body 1.

[0025] In the embodiment, the outer surface of each threaded rod 3 is slidingly connected with the shockproof block one 4, the shockproof block one 4 is installed on the outer surface of the threaded rod 3 and is slidingly connected therebetween, the shockproof block one 4 has a certain shockproof effect and can realize shock absorption and shock resistance, the shockproof block one 4 is installed at multiple points and can realize omnidirectional shock resistance, the outer surface of each threaded rod 3 is threadedly connected with the threaded part 7, the threaded part 7 is installed on the surface of the threaded rod 3 and is threadedly connected with the corresponding threaded rod 3, the threaded part 7 is rotated to realize the connection effect with the threaded rod 3, and the shockproof block one 4 can be installed.

[0026] In a preferred embodiment, the upper surface of the motor body 1 is fixedly connected with the terminal box 11, the terminal box 11 is installed on the upper surface of the motor body 1 to realize the positioning effect of the terminal box 11, and the lower portion of the motor body 1 is provided with the installation base 5, which is placed below the motor body 1.

[0027] As shown in Figure 3 the upper surface of the installation base 5 is fixedly connected with the equidistantly arranged positioning ring 6, the positioning ring 6 is installed on the upper surface of the installation base 5 and is fixedly connected therebetween, the positioning ring 6 is positioned and installed on the installation base 5, the outer surface of each positioning ring 6 is in sliding contact with the inner wall of the corresponding shockproof block one 4, the positioning ring 6 is in sliding contact with the inner wall of the shockproof block one 4, the positioning ring 6 realizes the positioning and installation effect of the shockproof block one 4, and the positioning effect of the threaded rod 3 is facilitated.

[0028] In the embodiment, the inner wall of the installation base 5 is rotatably connected with the gear one 8, the gear one 8 is installed on the inner wall of the installation base 5 and is rotatably connected therebetween, the installation base 5 realizes the limiting effect of the gear one 8, the outer surface of the gear one 8 is engaged with the toothed belt 9, the toothed belt 9 is placed on the outer side of the gear one 8 and is connected with the gear one 8, and the rotation of the gear one 8 realizes the movement effect of the toothed belt 9.

[0029] Looking back Figure 3The inner wall of the toothed belt 9 is engaged with the equidistantly arranged gear twos 10. The gear twos 10 are arranged on the inner side of the toothed belt 9, and the surface of the gear twos 10 is connected with the inner side of the toothed belt 9. Through the movement of the toothed belt 9, the synchronous rotation effect of the gear twos 10 can be realized. The bottom surface of each gear two 10 is rotationally connected with the inner bottom wall of the mounting base 5. The bottom surface of the gear two 10 is rotationally connected with the inner bottom wall of the mounting base 5. Through the mounting base 5, the limiting effect of the gear two 10 is realized. The upper surface of each gear two 10 is fixedly connected with the bottom surface of the corresponding threaded part 7. The upper surface of the gear two 10 is connected with the threaded part 7, and they are fixedly connected. Through the gear two 10, the limiting effect of the threaded part 7 is realized. When the gear one 8 rotates, the threaded part 7 can be driven to rotate through the gear two 10, thereby realizing the connection effect of the threaded part 7 and the threaded rod 3, and the quick mounting and dismounting effect of the anti-vibration block one 4 can be realized, and the damaged anti-vibration block one 4 can be conveniently replaced.

[0030] In the embodiment, the front surface of the mounting base 5 is fixedly connected with the support rod one 12. The support rod one 12 is mounted on the front surface of the mounting base 5, and the positioning and mounting effect of the support rod one 12 is realized. The inner wall of the support rod one 12 is fixedly connected with the connecting pin 14. The connecting pin 14 is mounted on the inner wall of the support rod one 12, and they are fixedly connected. Through the support rod one 12, the limiting effect of the connecting pin 14 is realized.

[0031] In a preferred embodiment, the outer surface of the connecting pin 14 is rotationally connected with the cross rod 15. The cross rod 15 is mounted on the surface of the connecting pin 14, and they are rotationally connected. The limiting effect of the cross rod 15 is realized. The bottom surface of the cross rod 15 is fixedly mounted with the anti-vibration block two 16. The anti-vibration block two 16 is mounted on the bottom surface of the cross rod 15. Through the contact between the bottom surface of the anti-vibration block two 16 and the surface of the terminal box 11, the anti-vibration effect of the terminal box 11 is realized, and the anti-vibration property of the motor main body 1 is improved.

[0032] In the embodiment, the back surface of the mounting base 5 is fixedly connected with the support rod two 13. The support rod two 13 is mounted on the back surface of the mounting base 5, and the positioning and mounting effect of the support rod two 13 is realized. The inner wall of the support rod two 13 is fixedly mounted with the bolt part 17. When the cross rod 15 rotates to the position of the support rod two 13, the cross rod 15 can be limited through the mounting of the bolt part 17, and the limiting effect of the cross rod 15 is realized.

[0033] The above merely describes the embodiments of the present application and is not intended to limit the present application. The present application can be changed and modified in various ways by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the scope of the claims of the present application.

Claims

1. An anti-vibration variable-pole multi-speed three-phase asynchronous motor comprising a motor body (1), characterized in that: The bottom surface of the motor body (1) is fixedly connected with two connecting pieces (2), the inner wall of each connecting piece (2) is fixedly connected with two threaded rods (3), the outer surface of each threaded rod (3) is slidably connected with an anti-vibration block one (4), and the outer surface of each threaded rod (3) is threadedly connected with a threaded piece (7).

2. A vibration-damped variable-pole multi-speed three-phase induction motor according to claim 1, characterized in that: The upper surface of the motor body (1) is fixedly connected with a terminal box (11), and the lower surface of the motor body (1) is provided with a mounting base (5), the upper surface of the mounting base (5) is fixedly connected with equidistantly arranged positioning rings (6), and the outer surface of each positioning ring (6) is in sliding contact with the inner wall of the corresponding anti-vibration block one (4).

3. A vibration-damped variable-pole multi-speed three-phase induction motor according to claim 2, characterized in that: The inner wall of the mounting base (5) is rotatably connected with a gear one (8), and the outer surface of the gear one (8) is engaged with a toothed belt (9).

4. A variable-pole anti-vibration multi-speed three-phase asynchronous motor according to claim 3, characterized in that: The inner wall of the toothed belt (9) is engaged with equidistantly arranged gear twos (10), the bottom surface of each gear two (10) is rotatably connected with the inner bottom wall of the mounting base (5), and the upper surface of each gear two (10) is fixedly connected with the bottom surface of the corresponding threaded piece (7).

5. A variable-pole anti-vibration multi-speed three-phase asynchronous motor according to claim 2, characterized in that: The front surface of the mounting base (5) is fixedly connected with a supporting rod one (12), and the inner wall of the supporting rod one (12) is fixedly connected with a connecting pin (14).

6. A vibration-damped, variable-pole, multi-speed, three-phase induction motor according to claim 5, characterized in that: The outer surface of the connecting pin (14) is rotatably connected with a cross rod (15), and the bottom surface of the cross rod (15) is fixedly connected with an anti-vibration block two (16).

7. A variable-pole anti-vibration multi-speed three-phase asynchronous motor according to claim 2, characterized in that: The back surface of the mounting base (5) is fixedly connected with a supporting rod two (13), and the inner wall of the supporting rod two (13) is fixedly connected with a bolt piece (17).

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