CN219268613U

CN219268613U - Synchronous motor free of starting of frequency converter

Info

Publication number: CN219268613U
Application number: CN202223323488.0U
Authority: CN
Inventors: 肖学军; 彭大权
Original assignee: Zhuhai Handa Motor Manufacturing Co ltd
Current assignee: Zhuhai Handa Motor Manufacturing Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-06-27
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a synchronous motor free of starting of a frequency converter, which comprises a motor body, wherein the bottom of the motor body is symmetrically and fixedly connected with supporting plates close to the side wall positions, the outer walls of the two supporting plates are slidably connected with positioning frames for supporting and fixing the position of the whole motor body, the inner bottoms of the positioning frames are fixedly connected with an adjusting anti-vibration mechanism, the adjusting anti-vibration mechanism comprises a fixing frame, the inner walls of the fixing frame are slidably connected with an adjusting frame, the inner walls of the adjusting frame are in threaded connection with screw rods, and the outer walls of the screw rods are sleeved with a plurality of buffer assemblies. According to the utility model, the frequency converter starter of the synchronous motor is canceled, so that the frequency converter starter is directly connected and used by using the junction box, the manufacturing cost of the synchronous motor is reduced, and meanwhile, the adjusting anti-vibration component is arranged at the bottom supporting leg of the synchronous motor, so that the synchronous motor can be kept stable during use, and the base is prevented from loosening during long-time use.

Description

Synchronous motor free of starting of frequency converter

Technical Field

The utility model relates to the technical field of motor application, in particular to a synchronous motor free of starting of a frequency converter.

Background

Synchronous motor is a common AC motor like induction motor, synchronous motor is heart of electric power system, it is a component integrating rotation and static, electromagnetic change and mechanical movement into one body to implement electric energy and mechanical energy conversion. Synchronous motors are classified into synchronous generators and synchronous motors, with synchronous generators being the main source of ac machines in modern power plants.

When the synchronous motor is used, as the frequency converter is not used for controlling the starting of the synchronous motor, the synchronous motor runs at a specified rotating speed for a long time, and the synchronous motor generates vibration under the condition of high-speed rotation, so that the mounting seat at the bottom is vibrated, looseness is caused to the connecting position in the long-time vibration, and meanwhile, the mounting seat is damaged, and the long-time service life of the synchronous motor is reduced.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide the synchronous motor free of the starting of the frequency converter, and the frequency converter starter of the synchronous motor is canceled to be directly connected with a junction box for use, so that the manufacturing cost of the synchronous motor is reduced, and meanwhile, the bottom supporting leg of the synchronous motor is provided with the adjusting anti-vibration component, so that the synchronous motor can be kept stable during use, and the base is prevented from loosening during long-time use.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a exempt from synchronous motor that converter starts, includes the motor body, the bottom of motor body is close to lateral wall position symmetry fixedly connected with backup pad, two the outer wall sliding connection of backup pad has the locating rack for the support to whole motor body position is fixed, the inner bottom fixedly connected with of locating rack adjusts antidetonation mechanism;

the adjusting anti-vibration mechanism comprises a fixing frame, an adjusting frame is connected to the inner wall of the fixing frame in a sliding mode, a screw rod is connected to the inner wall of the adjusting frame in a threaded mode, a plurality of buffer assemblies are sleeved on the outer wall of the screw rod, each buffer assembly comprises two sliding plates, damping springs are fixedly connected to opposite faces of the corresponding sliding plates, one of the buffer assemblies is connected with a connecting rod in a rotating mode at the top of the corresponding sliding plate, the screw rod is driven to rotate through a rotating disc, the adjusting frame in threaded connection is driven to stably slide in a sliding groove of the fixing frame through a sliding block, and therefore the adjusting frame extrudes the sliding plates, and then the damping springs are pressed.

The utility model is further provided with: the top of the motor body is fixedly connected with a junction box near the end face.

Through above-mentioned technical scheme for carry out the connection of circuit to the motor body.

The utility model is further provided with: the side walls of the two supporting plates are symmetrically and fixedly connected with limiting blocks near the bottom, and are in fit with the inner top of the positioning frame.

Through above-mentioned technical scheme for carry out the restriction of position to the backup pad, prevent to drop.

The utility model is further provided with: the inner wall of the fixing frame is symmetrically clamped and connected with tension springs near the top and the bottom, and the end faces are clamped and connected with the end faces of the adjusting frame.

Through above-mentioned technical scheme, be convenient for to the pulling when adjusting the adjusting frame to make its stable laminating with the lead screw fixed.

The utility model is further provided with: the bottom and the bottom of mount have all opened and shut the spout, the top and the bottom of regulating frame all fixedly connected with slider, and be sliding connection with two spouts respectively.

Through above-mentioned technical scheme, be convenient for when adjusting the frame and remove the regulation, its stable removal on the mount.

The utility model is further provided with: the end face of the screw rod penetrates through the side wall of the locating frame and can be connected in a rotating mode, and the end face of the screw rod is fixedly connected with a rotary table.

Through above-mentioned technical scheme, be convenient for drive the lead screw through the carousel and rotate, and then drive the alignment jig and remove.

The utility model is further provided with: the tops of the connecting rods are rotatably connected with the bottom of the supporting plate.

Through above-mentioned technical scheme, be convenient for the motor body drive the backup pad and push the promotion of buffer assembly when pushing down.

The utility model is further provided with: the bottoms of the two positioning frames are fixedly connected with bases, and mounting holes are formed in the positions, close to corners, of the two bases.

Through above-mentioned technical scheme for carry out the installation fixed of position to whole device.

The beneficial effects of the utility model are as follows:

1. according to the synchronous motor free of the frequency converter starting, the frequency converter starter of the synchronous motor is canceled, so that the synchronous motor is directly connected and used by using the junction box, and the manufacturing cost of the synchronous motor is reduced;

2. according to the synchronous motor free of the starting of the frequency converter, the adjusting anti-vibration component is arranged at the bottom supporting leg of the synchronous motor, so that the synchronous motor can be kept stable in use, and the base is prevented from being loosened in long-time use.

Drawings

Fig. 1 is a schematic structural diagram of a synchronous motor without starting a frequency converter according to the present utility model;

FIG. 2 is a cross-sectional view of an adjusting damping mechanism in a synchronous motor free of frequency converter starting according to the present utility model;

fig. 3 is a block diagram of a buffer assembly in a synchronous motor without starting a frequency converter according to the present utility model.

In the figure: 1. a motor body; 11. a junction box; 2. a positioning frame; 3. a support plate; 31. a limiting block; 4. a fixing frame; 41. a chute; 42. a tension spring; 5. an adjusting frame; 51. a slide block; 6. a screw rod; 61. a turntable; 7. a slide plate; 71. a damping spring; 8. a connecting rod; 9. a base; 91. and (5) mounting holes.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

1-3, a synchronous motor free of starting of a frequency converter comprises a motor body 1, wherein a junction box 11 is fixedly connected to the top of the motor body 1 near the end surface and used for conducting circuit connection on the motor body 1, support plates 3 are symmetrically and fixedly connected to the bottom of the motor body 1 near the side wall positions, limiting blocks 31 are symmetrically and fixedly connected to the side walls of the two support plates 3 near the bottom, the limiting blocks are attached to the inner top of a positioning frame 2 and used for limiting the positions of the support plates 3 and preventing the falling off, and the positioning frame 2 is slidably connected to the outer walls of the two support plates 3 and used for supporting and fixing the positions of the whole motor body 1;

the adjusting anti-vibration mechanism is fixedly connected with the inner bottom of the positioning frame 2 and comprises a fixing frame 4, sliding grooves 41 are formed in the bottom of the fixing frame 4 and are fixedly connected with sliding blocks 51 at the top and the bottom of the adjusting frame 5 and are respectively in sliding connection with the two sliding grooves 41, so that when the adjusting frame 5 is moved and adjusted, the adjusting frame 5 is conveniently and stably moved, a tension spring 42 is symmetrically clamped and connected with the inner wall of the fixing frame 4 close to the top and the bottom, the end face is clamped and connected with the end face of the adjusting frame 5, the adjusting frame 5 is conveniently pulled, so that the adjusting frame 5 is stably attached and fixed with the screw rod 6, the adjusting frame 5 is slidingly connected with the inner wall of the fixing frame 4, the screw rod 6 is in threaded connection with the inner wall of the adjusting frame 5, the end face of the screw rod 6 penetrates through the side wall of the positioning frame 2 and can be rotationally connected, and the end surface is fixedly connected with a rotary table 61, so that the screw rod 6 is conveniently driven to rotate by the rotary table 61, the adjusting frame 5 is further driven to move, a plurality of buffer components are sleeved on the outer wall of the screw rod 6, each buffer component comprises two sliding plates 7, the opposite surfaces of the two sliding plates 7 are fixedly connected with damping springs 71, the top of one sliding plate 7 in the plurality of buffer components is rotationally connected with a connecting rod 8, the screw rod 6 is driven to rotate by the rotary table 61, the adjusting frame 5 in threaded connection is driven to stably slide in the sliding groove 41 of the fixing frame 4 by the sliding block 51, the adjusting frame 5 is used for extruding the plurality of sliding plates 7, the damping springs 71 in the adjusting frame are further pressed, the top of the plurality of connecting rods 8 are rotationally connected with the bottom of the supporting plate 3, so that the motor body 1 is convenient for driving the supporting plate 3 to push the buffer components when being pressed down, the bottoms of the two positioning frames 2 are fixedly connected with bases 9, and mounting holes 91 are formed in the positions, close to corners, of the two bases 9 and used for fixing the positions of the whole device.

When the utility model is used, the whole motor body 1 is firstly fixed in position through the base 9, vibration generated when the motor body 1 is used can slide in the positioning frame 2 through the supporting plate 3, so that the connecting rod 8 is improved to extrude the sliding plate 7 to slide on the screw rod 6, meanwhile, the damping spring 71 is extruded, the elasticity of the damping spring 71 is utilized to eliminate the downward force, so that the anti-vibration effect is achieved, the damping spring 71 in the motor can be compressed and regulated after long-time use, the screw rod 6 is driven to rotate through the turntable 61, the adjusting frame 5 in threaded connection is driven to stably slide in the sliding groove 41 of the fixed frame 4 through the sliding block 51, the adjusting frame 5 is enabled to extrude the sliding plates 7, the internal damping spring 71 is further pressed, the damping spring 71 is compressed, and the anti-vibration and shock absorption effect is improved.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a exempt from synchronous motor that converter started, includes motor body (1), its characterized in that: the motor is characterized in that the bottom of the motor body (1) is symmetrically and fixedly connected with support plates (3) close to the side wall, the outer walls of the two support plates (3) are slidably connected with positioning frames (2), and the inner bottoms of the positioning frames (2) are fixedly connected with an adjusting anti-vibration mechanism;

the adjusting anti-vibration mechanism comprises a fixing frame (4), an adjusting frame (5) is slidably connected to the inner wall of the fixing frame (4), a screw rod (6) is connected to the inner wall of the adjusting frame (5) in a threaded mode, a plurality of buffer assemblies are sleeved on the outer wall of the screw rod (6), each buffer assembly comprises two sliding plates (7), damping springs (71) are fixedly connected to the opposite faces of the two sliding plates (7), and a connecting rod (8) is rotatably connected to the top of one sliding plate (7) in the plurality of buffer assemblies.

2. A synchronous motor free of inverter starting as defined in claim 1, wherein: the top of the motor body (1) is fixedly connected with a junction box (11) at a position close to the end face.

3. A synchronous motor free of inverter starting as defined in claim 1, wherein: the side walls of the two supporting plates (3) are symmetrically and fixedly connected with limiting blocks (31) close to the bottom, and are in fit arrangement with the inner top of the positioning frame (2).

4. A synchronous motor free of inverter starting as defined in claim 1, wherein: the inner wall of the fixing frame (4) is symmetrically clamped and connected with tension springs (42) near the top and the bottom, and the end faces are clamped and connected with the end faces of the adjusting frame (5).

5. A synchronous motor free of inverter starting as defined in claim 1, wherein: the bottom and the bottom of mount (4) have all opened and shut spout (41), the top and the bottom of alignment jig (5) all fixedly connected with slider (51), and be sliding connection with two spouts (41) respectively.

6. A synchronous motor free of inverter starting as defined in claim 1, wherein: the end face of the screw rod (6) penetrates through the side wall of the locating frame (2) and can be connected in a rotating mode, and the end face of the screw rod is fixedly connected with a rotary table (61).

7. A synchronous motor free of inverter starting as defined in claim 1, wherein: the tops of the connecting rods (8) are rotatably connected with the bottom of the supporting plate (3).

8. A synchronous motor free of inverter starting as defined in claim 1, wherein: the bottoms of the two locating frames (2) are fixedly connected with bases (9), and mounting holes (91) are formed in the positions, close to corners, of the two bases (9).