CN220775627U

CN220775627U - High-performance variable-frequency speed regulator

Info

Publication number: CN220775627U
Application number: CN202322121818.6U
Authority: CN
Inventors: 董凯; 邢艳青; 方明星; 孙鲁谦
Original assignee: Qufu Jiaxin Electric Co ltd
Current assignee: Qufu Jiaxin Electric Co ltd
Priority date: 2023-08-08
Filing date: 2023-08-08
Publication date: 2024-04-12
Anticipated expiration: 2033-08-08

Abstract

The utility model discloses a high-performance variable frequency speed regulator, which comprises a fixed seat, wherein the fixed seat is in a right trapezoid shape, the upper side wall of the fixed seat is connected with a variable frequency speed regulator body through a buffer mechanism, the buffer mechanism comprises a buffer plate fixedly connected to the lower side wall of the variable frequency speed regulator body and rotatably connected to the upper side wall of the fixed seat, the lower side wall of the buffer plate is rotatably connected with a buffer frame movably arranged on the upper side wall of the fixed seat, the upper side wall of the fixed seat is provided with a buffer groove, buffer springs are commonly connected between the buffer frame and the buffer plate, and the bottom of the buffer groove is fixedly connected with a toothed plate. According to the utility model, through the rolling of the gears on the toothed plate and the matching of friction resistance between the damping pads and the effect of the damping pads, the damping and buffering effects can be effectively achieved, so that the damage to the variable frequency speed regulator caused by large impact force is avoided, and the service life of the variable frequency speed regulator is prolonged.

Description

High-performance variable-frequency speed regulator

Technical Field

The utility model relates to the technical field of variable frequency speed regulators, in particular to a high-performance variable frequency speed regulator.

Background

The variable frequency speed regulator is a device for converting a power frequency power supply into an alternating current power supply with various frequencies so as to realize variable speed operation of a motor, wherein a control circuit controls a main circuit, a rectifying circuit converts alternating current into direct current, a direct current intermediate circuit carries out smooth filtering on the output of the rectifying circuit, and an inverter circuit inverts the direct current into alternating current again.

But the variable frequency speed regulator in the current market has poor damping effect on the high-performance variable frequency speed regulator in the supporting process, and the larger impact force easily causes damage to the device, thereby reducing the service life of the variable frequency speed regulator.

Disclosure of Invention

The utility model aims to solve the problems in the background technology and provides a high-performance variable-frequency speed regulator.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a high performance variable frequency speed regulator, includes the fixing base, the fixing base is right trapezoid and goes up the lateral wall and is connected with variable frequency speed regulator body through buffer gear, buffer gear package fixed connection is at the lateral wall and rotate the buffer board of connecting the lateral wall on the fixing base under the variable frequency speed regulator body, the lower lateral wall rotation of buffer board is connected with the activity and sets up the buffer frame at the fixing base upper lateral wall, the buffer tank has been seted up to the upper lateral wall of fixing base, and is connected with buffer spring jointly between the buffer frame and the buffer board, the bottom fixedly connected with pinion rack of buffer tank, the upper lateral wall meshing of pinion rack has the gear of rotation installation at the buffer frame tip, the unsmooth department of gear and pinion rack is all fixed and is equipped with the damping pad.

Preferably, the lower side wall of the buffer plate is fixedly connected with two arc rods movably inserted into the upper side wall of the fixing seat, and the upper side wall of the fixing seat is provided with two grooves matched with the two arc rods.

Preferably, the upper side wall of the fixing seat is fixedly connected with a shock pad which is propped against the lower side wall of the buffer plate.

Preferably, a damping spring is commonly connected between the bottom of each groove and the end of the same side arc rod.

Preferably, the circle center of each arc-shaped rod is the rotation point of the buffer plate and the fixed seat.

Compared with the prior art, the high-performance variable frequency speed regulator has the advantages that:

1. when the variable frequency speed regulator body shakes, the buffer frame is extruded, the buffer effect on the variable frequency speed regulator body can be achieved under the reaction of the buffer spring, meanwhile, the gear can be pushed to roll on the toothed plate, so that the damping pad can achieve an effective damping buffer effect under the mutual friction resistance, the damage to the variable frequency speed regulator body caused by large impact force is avoided, and the service life of the variable frequency speed regulator body is prolonged;

2. through the arrangement of the damping pad, the damping effect on the variable frequency speed regulator body can be further improved;

in summary, the utility model can play an effective role in damping and buffering by rolling the gear on the toothed plate and matching with friction resistance between the damping pads and under the action of the damping pads, so as to avoid damage to the variable-frequency speed regulator caused by larger impact force, thereby prolonging the service life of the variable-frequency speed regulator.

Drawings

FIG. 1 is a cross-sectional view of a high performance variable frequency governor according to the present utility model;

FIG. 2 is a schematic diagram of a high performance variable frequency governor according to the present utility model;

fig. 3 is an enlarged view of the structure of fig. 1 a.

In the figure: 1 fixing base, 2 variable frequency speed regulator body, 3 buffer board, 4 buffer frame, 5 buffer spring, 6 buffer groove, 7 pinion rack, 8 gears, 9 damping pad, 10 arc pole, 11 damping spring, 12 shock pad.

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.

Referring to fig. 1-3, the high performance variable frequency speed regulator comprises a fixed seat 1, wherein the fixed seat 1 is right trapezoid, an upper side wall of the fixed seat 1 is connected with a variable frequency speed regulator body 2 through a buffer mechanism, and a shock pad 12 which is propped against the lower side wall of a buffer plate 3 is fixedly connected with the upper side wall of the fixed seat 1, so that the shock absorption effect on the variable frequency speed regulator body 2 can be further improved.

The buffer gear package fixed connection is at the buffer board 3 of lateral wall on variable frequency speed regulator body 2 lower lateral wall and rotation connection lateral wall on fixing base 1, and two arc poles 10 of establishing lateral wall on fixing base 1 are inserted to the lower lateral wall fixedly connected with activity of buffer board 3, and the centre of a circle of every arc pole 10 is the rotation point of buffer board 3 and fixing base 1, and two recesses with two arc pole 10 assorted have been seted up to fixing base 1's upper lateral wall, can play the guide effect to buffer board 3 to the stability of time-varying speed regulator body 2 when rocking buffer board 3 has been improved.

The utility model relates to a frequency conversion speed regulator, which is characterized in that the lower side wall of a buffer plate 3 is rotationally connected with a buffer rack 4 movably arranged on the upper side wall of a fixed seat 1, the upper side wall of the fixed seat 1 is provided with a buffer groove 6, a buffer spring 5 is jointly connected between the buffer rack 4 and the buffer plate 3, the bottom of the buffer groove 6 is fixedly connected with a toothed plate 7, the upper side wall of the toothed plate 7 is meshed with a gear 8 rotationally arranged at the end part of the buffer rack 4, and damping pads 9 are fixedly arranged at concave-convex parts of the gear 8 and the toothed plate 7.

Further, the damping springs 11 are connected between the bottom of each groove and the end parts of the arc rods 10 on the same side, so that certain resistance is provided when each arc rod 10 moves in the groove, and the buffering effect on the variable-frequency speed regulator body 2 is further improved.

Further, the above-described fixed connection is to be understood in a broad sense, unless explicitly stated and defined otherwise, as being, for example, welded, glued, or integrally formed, as is well known to those skilled in the art.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a high performance variable frequency speed regulator, includes fixing base (1), its characterized in that, fixing base (1) are right trapezoid and go up the lateral wall and be connected with variable frequency speed regulator body (2) through buffer gear, buffer gear package fixed connection is at the buffer board (3) of lateral wall on fixing base (1) under lateral wall and rotation connection, the lower lateral wall rotation of buffer board (3) is connected with the buffer frame (4) of activity setting at fixing base (1) upper lateral wall, buffer tank (6) have been seted up to the upper lateral wall of fixing base (1), and be connected with buffer spring (5) jointly between buffer frame (4) and the buffer board (3), the bottom fixedly connected with pinion rack (7) of buffer tank (6), the upper lateral wall meshing of pinion rack (7) has and rotates installs gear (8) at buffer frame (4) tip, the concave-convex part of gear (8) and pinion rack (7) all is fixed and is equipped with damping pad (9).

2. The high-performance variable-frequency speed regulator according to claim 1, wherein the lower side wall of the buffer plate (3) is fixedly connected with two arc rods (10) movably inserted into the upper side wall of the fixed seat (1), and the upper side wall of the fixed seat (1) is provided with two grooves matched with the two arc rods (10).

3. The high-performance variable frequency speed regulator according to claim 1, wherein the upper side wall of the fixed seat (1) is fixedly connected with a shock pad (12) which is propped against the lower side wall of the buffer plate (3).

4. A high performance variable frequency governor according to claim 2, characterized in that a damping spring (11) is commonly connected between the bottom of each groove and the end of the ipsilateral arc rod (10).

5. The high-performance variable-frequency speed regulator according to claim 2, wherein the center of each arc-shaped rod (10) is the rotation point of the buffer plate (3) and the fixed seat (1).