CN211046808U

CN211046808U - Frequency converter with noise eliminator

Info

Publication number: CN211046808U
Application number: CN201921911880.2U
Authority: CN
Inventors: 闫志强
Original assignee: ANYHERTZ DRIVE(SHENZHEN) CO LTD
Current assignee: ANYHERTZ DRIVE(SHENZHEN) CO LTD
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-07-17
Anticipated expiration: 2029-11-07

Abstract

The utility model discloses a converter with noise eliminator, include the box and be located the converter body of box, the bottom of box is equipped with the base, the base is connected with the box through supporting mechanism, supporting mechanism is including being located the horizontal backup pad that sets up in the base, the both sides of backup pad extend to the spout that is located the inner wall of the base both sides respectively, the top of backup pad is equipped with a plurality of evenly distributed and runs through the support frame that the bottom of base top and box is connected, the equal symmetry in both sides of backup pad is equipped with the connecting block, the below symmetry that just is located the backup pad in the base is equipped with the guide arm. Has the advantages that: can absorb the vibration that converter body during operation produced, absorb the vibration of converter body during operation horizontal direction, reduce the noise that converter body during operation was worn out, reduce the influence to people's life, and supporting mechanism then can absorb the vibration that the converter body produced, noise absorption, the great noise that reduces the converter body and spread.

Description

Frequency converter with noise eliminator

Technical Field

The utility model relates to a converter technical field particularly, relates to a converter with noise eliminator.

Background

In a control system of a production enterprise, the frequency converter is more and more widely used. The frequency converter is an electric control device which applies a frequency conversion technology and a microelectronic technology and controls an alternating current motor by changing the frequency mode of a working power supply of the motor.

However, the frequency converter on the market generates great noise in the using process, the normal life of people around the frequency converter can be influenced by the excessive noise, vibration can be accompanied by the generation of the noise, and the excessive strong vibration can cause elements inside the frequency converter to be damaged or connection to be loosened, so that the frequency converter is damaged.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides a converter with noise eliminator to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

a frequency converter with a silencing device comprises a box body and a frequency converter body positioned in the box body, wherein a base is arranged at the bottom end of the box body and is connected with the box body through a supporting mechanism, the supporting mechanism comprises a supporting plate which is transversely arranged in the base, two sides of the supporting plate respectively extend into sliding grooves which are arranged at two sides of the inner wall of the base, a plurality of supporting frames which are uniformly distributed and penetrate through the top end of the base and are connected with the bottom end of the box body are arranged at the top end of the supporting plate, connecting blocks are symmetrically arranged at two sides of the supporting plate, guide rods are symmetrically arranged in the base and below the supporting plate, a first sliding block and a second sliding block which are matched with the first sliding block are equidistantly and symmetrically arranged on the guide rods, and movable rods connected with the connecting blocks are arranged at the top ends of, and the bottom of the connecting block is provided with a connecting rod connected with the bottom end of the inner wall of the base, the guide rod is provided with limiting plates symmetrically arranged between the first sliding block and the second sliding block, and one sides of the limiting plates, which are far away from each other, are provided with buffer springs respectively connected with the first sliding block and the second sliding block.

Preferably, the bottom edge of the frequency converter body is provided with a buffer cushion connected with the box body, the buffer cushion is made of rubber, and one side of the buffer cushion, which is opposite to the other side, is provided with a clamping groove matched with the frequency converter body.

Preferably, a plurality of damping springs which are uniformly distributed are arranged between the outer wall of the frequency converter body and the inner wall of the box body, and soundproof cotton is arranged on the inner wall of the box body.

Preferably, the length of the support frame is greater than that of the sliding groove, and the movable rod and the connecting rod are both arranged in an inclined manner.

Preferably, the movable rod is connected with the first sliding block, the second sliding block and the connecting block through rotating shafts.

Preferably, the connecting rod is connected with the connecting block and the base through a fixing shaft, an anti-slip pad is arranged at the bottom end of the base, and the anti-slip pad is made of rubber.

Preferably, a damping spring matched with the guide rod is sleeved on one side, away from each other, of the guide rod, of the first sliding block and the second sliding block.

The utility model has the advantages that: through the cooperation design of buffer spring and blotter, can absorb the vibration that converter body during operation produced, absorb the vibration of converter body during operation horizontal direction, reduce the noise that converter body during operation was worn out, reduce the influence to people's life, and supporting mechanism then can absorb the vibration that the converter body produced, absorbed noise, the great noise that reduces the converter body and spread.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a frequency converter with a muffler device according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a supporting mechanism in a frequency converter with a muffler device according to an embodiment of the present invention.

In the figure:

1. a box body; 2. a frequency converter body; 3. a base; 4. a support mechanism; 5. a support plate; 6. a chute; 7. connecting blocks; 8. a guide bar; 9. a first sliding block; 10. a second sliding block; 11. a movable rod; 12. a connecting rod; 13. a limiting plate; 14. a buffer spring; 15. a cushion pad; 16. a damping spring; 17. a support frame; 18. a rotating shaft; 19. a fixed shaft; 20. a shock absorbing spring.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a converter with noise eliminator.

The first embodiment;

as shown in fig. 1-2, the frequency converter with a muffler device according to the embodiment of the present invention comprises a box 1 and a frequency converter body 2 located in the box 1, wherein a base 3 is disposed at the bottom end of the box 1, the base 3 is connected to the box 1 through a supporting mechanism 4, the supporting mechanism 4 includes a supporting plate 5 horizontally disposed in the base 3, two sides of the supporting plate 5 respectively extend into sliding grooves 6 disposed at two sides of the inner wall of the base 3, a plurality of supporting frames 17 uniformly distributed and penetrating through the top end of the base 3 and connected to the bottom end of the box 1 are disposed at the top end of the supporting plate 5, connecting blocks 7 are symmetrically disposed at two sides of the supporting plate 5, guide rods 8 are symmetrically disposed in the base 3 and below the supporting plate 5, and a first sliding block 9 and a second sliding block 10 are symmetrically disposed at equal distances on the guide rods 8, sliding block one 9 with the top of sliding block two 10 all be equipped with the movable rod 11 that connecting block 7 is connected, just the bottom of connecting block 7 be equipped with the pole 12 that links up that the 3 inner wall bottoms of base are connected, just be located on the guide arm 8 sliding block one 9 with the symmetry is equipped with limiting plate 13 between two 10 of sliding block, one side that limiting plate 13 kept away from each other all be equipped with respectively with sliding block one 9 with buffer spring 14 that two 10 of sliding block are connected.

Example two;

as shown in fig. 1-2, the bottom corners of the frequency converter body 2 are provided with cushions 15 connected to the box 1, the cushions 15 are made of rubber, one side of each cushion 15 is provided with a slot matched with the frequency converter body 2, a plurality of damping springs 16 are uniformly distributed between the outer wall of the frequency converter body 2 and the inner wall of the box 1, the inner wall of the box 1 is provided with soundproof cotton, the length of the support frame 17 is greater than that of the chute 6, and the movable rod 11 and the connecting rod 12 are both inclined. It can be seen from the above design that the cushion pad 15 and the damping spring 16 are matched to absorb the vibration generated when the frequency converter body 2 works, and the vibration in the horizontal direction when the frequency converter body 2 works is absorbed, so that the noise generated when the frequency converter body 2 works is reduced, and the influence on the life of people is reduced.

As shown in fig. 1-2, the movable rod 11 is connected to the first sliding block 9, the second sliding block 10 and the connecting block 7 through a rotating shaft 18, the connecting rod 12 is connected to the connecting block 7 and the base 3 through a fixing shaft 19, a non-slip pad is disposed at the bottom end of the base 3, the non-slip pad is made of rubber, and a damping spring 20 matched with the guide rod 8 is sleeved on a side of the guide rod, which is located at a position where the first sliding block 9 and the second sliding block 10 are away from each other. It can be seen from the above design that the damping spring 20, the first sliding block 9 and the second sliding block 10 are designed to cooperate with each other, so as to further improve the effect of absorbing the vibration generated by the frequency converter body 2.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In the time of practical application, through buffer spring 14 and blotter 15's cooperation design, can absorb the vibration that 2 during operations of converter body produced, absorb the vibration of 2 during operations horizontal direction of converter body, reduce the noise that 2 during operations of converter body were worn out, reduce the influence to people's life, when 2 during operations of converter body, give box 1 with the vibration transmission, box 1 is pressing support frame 17 and backup pad 5 and is descending in spout 6, make connecting block 7 promote to middle direction displacement extrusion buffer spring 14 through movable rod 11, can absorb the vibration that converter body 2 produced, the noise of absorption, great reduction converter body 2 spreads.

To sum up, with the help of the above technical scheme of the utility model, through buffer spring 14 and blotter 15's cooperation design, can absorb the vibration that converter body 2 during operation produced, absorb the vibration of converter body 2 during operation horizontal direction, reduce the noise that converter body 2 during operation was worn out, reduce the influence to people's life, and supporting mechanism 4 then can absorb the vibration that converter body 2 produced, absorbed noise, the great noise that reduces converter body 2 and spread.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The frequency converter with the noise eliminator is characterized by comprising a box body (1) and a frequency converter body (2) positioned in the box body (1), wherein a base (3) is arranged at the bottom end of the box body (1), the base (3) is connected with the box body (1) through a supporting mechanism (4), the supporting mechanism (4) comprises a supporting plate (5) which is transversely arranged in the base (3), two sides of the supporting plate (5) respectively extend into sliding grooves (6) which are positioned at two sides of the inner wall of the base (3), a plurality of supporting frames (17) which are uniformly distributed and penetrate through the top end of the base (3) and are connected with the bottom end of the box body (1) are arranged at the top end of the supporting plate (5), connecting blocks (7) are symmetrically arranged at two sides of the supporting plate (5), guide rods (8) are symmetrically arranged in the base (3) and below the supporting plate (5), guide arm (8) equidistance symmetry is equipped with rather than assorted sliding block (9) and sliding block two (10), sliding block (9) with the top of sliding block two (10) all be equipped with movable rod (11) that connecting block (7) are connected, just the bottom of connecting block (7) be equipped with link pole (12) that base (3) inner wall bottom is connected, just be located on guide arm (8) sliding block (9) with the symmetry is equipped with limiting plate (13) between sliding block two (10), one side that limiting plate (13) kept away from each other all be equipped with respectively with sliding block (9) with buffer spring (14) that sliding block two (10) are connected.

2. The frequency converter with the muffler device according to claim 1, wherein the bottom corners of the frequency converter body (2) are provided with cushions (15) connected to the case (1), the cushions (15) are made of rubber, and the mutual sides of the cushions (15) are provided with slots matched with the frequency converter body (2).

3. The frequency converter with the muffler device as defined in claim 1, wherein a plurality of damping springs (16) are uniformly distributed between the outer wall of the frequency converter body (2) and the inner wall of the box body (1), and the inner wall of the box body (1) is provided with soundproof cotton.

4. Frequency converter with sound-damping device according to claim 1, characterized in that the length of the support frame (17) is greater than the length of the slide groove (6), and the movable rod (11) and the joint rod (12) are both arranged obliquely.

5. A frequency converter with a sound-damping device according to claim 1, characterized in that the movable rod (11) is connected to the first sliding block (9) and the second sliding block (10) and the connecting block (7) via a rotary shaft (18).

6. The frequency converter with a sound attenuation device according to claim 1, wherein the joint rod (12) is connected with the connecting block (7) and the base (3) through a fixed shaft (19), and the bottom end of the base (3) is provided with a non-slip mat which is made of rubber.

7. The frequency converter with the silencing device according to claim 1, wherein a damping spring (20) matched with the guide rod (8) is sleeved on one side, away from each other, of the first sliding block (9) and the second sliding block (10).