CN218602240U

CN218602240U - Noise reduction type electronic transformer

Info

Publication number: CN218602240U
Application number: CN202222662003.4U
Authority: CN
Inventors: 马忠祝; 马志飞
Original assignee: Nanjing Ruima Electric Co ltd
Current assignee: Nanjing Ruima Electric Co ltd
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2023-03-10
Anticipated expiration: 2032-10-10

Abstract

The utility model provides a noise reduction type electronic transformer, which comprises an electronic transformer, an inner sound insulation shell and an outer sound insulation shell, wherein the inner sound insulation shell is arranged in the outer sound insulation shell, the electronic transformer is arranged in the inner sound insulation shell, the upper end and the lower end of the electronic transformer are respectively provided with a first buffer cushion and a third buffer cushion, a damping shock absorber is arranged below the third buffer cushion, and a fourth buffer cushion is arranged below the damping shock absorber; when the electronic transformer works, the electronic transformer generates vibration, the first buffer cushion and the third buffer cushion play a role in buffering the electronic transformer, the vibration of the electronic transformer is reduced, the damping shock absorber absorbs the vibration of the electronic transformer, and the fourth buffer cushion absorbs the vibration generated by the damping shock absorber; the inner sound insulation shell weakens the noise, meanwhile, holes arranged on the surface of the inner sound insulation shell play a role in heat dissipation, and the outer sound insulation shell weakens the noise again to reach a healthy decibel range accepted by human ears.

Description

Noise reduction type electronic transformer

Technical Field

The utility model relates to a transformer technical field especially relates to formula of making an uproar electronic transformer falls.

Background

The electronic transformer is provided with an electronic device for converting alternating voltage of commercial power into direct current and then forming high-frequency alternating voltage output through a semiconductor switching device, an electronic element and a high-frequency transformer winding;

the existing electronic transformer can generate vibration during working, the electronic transformer has noise problem during working, most of the electronic transformer noise does not belong to high-decibel strong noise, but the low-frequency noise generated by the electronic transformer arranged in the areas close to people living or working entertainment and the like can generate chronic damage to the human body, and if the electronic transformer is attacked for a long time, nervous system diseases such as neurasthenia, insomnia and the like can be caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's not enough, provide and fall the formula of making an uproar electronic transformer.

The utility model discloses a following technical means realizes solving above-mentioned technical problem:

the noise reduction type electronic transformer comprises an electronic transformer, an inner sound insulation shell and an outer sound insulation shell, wherein the inner sound insulation shell is arranged in the outer sound insulation shell, and the electronic transformer is arranged in the inner sound insulation shell; the upper end and the lower end of the electronic transformer are respectively provided with a first cushion pad and a third cushion pad, and the first cushion pad and the third cushion pad are subjected to elastic deformation caused by vibration of the electronic transformer; a damping shock absorber is arranged below the third buffer pad, a fourth buffer pad is arranged below the damping shock absorber, a second support plate is arranged below the fourth buffer pad, and the fourth buffer pad buffers the shock generated by the damping shock absorber; the inner sound insulation shell is used for isolating noise after the electronic transformer is damped, and the outer sound insulation shell is used for isolating the noise isolated by the inner sound insulation shell again.

Furthermore, the surface of the inner sound insulation shell is provided with holes.

Furthermore, an inner sound insulation shell cover is fixedly connected above the inner sound insulation shell, a second cushion pad is attached to the inner side of the upper end of the inner sound insulation shell cover, a connecting block is arranged below the inner sound insulation shell and located between the inner sound insulation shell and the outer sound insulation shell, and the connecting block supports the inner sound insulation shell.

Furthermore, outer shell top fixedly connected with that gives sound insulation outward the cap, outer shell and the detachable connection of shell cap that gives sound insulation outward.

Furthermore, the upper end and the lower end of the outer sound insulation shell are respectively provided with a vent.

Furthermore, the inner wall of the outer sound insulation shell is provided with a fan, and the fan accelerates the circulation of air inside and outside the outer sound insulation shell.

Further, outer sound insulation shell lower extreme fixedly connected with support column, fixedly connected with base under the support column, the base supports.

Furthermore, the upper end of the base is provided with a noise tester.

The utility model has the advantages that: when the electronic transformer works, the electronic transformer generates vibration, the first buffer cushion and the third buffer cushion play a role in buffering the electronic transformer, the vibration of the electronic transformer is reduced, the damping shock absorber absorbs the vibration of the electronic transformer, and the fourth buffer cushion absorbs the vibration generated by the damping shock absorber; the inner sound insulation shell weakens the noise, meanwhile, holes arranged on the surface of the inner sound insulation shell play a role in heat dissipation, and the outer sound insulation shell weakens the noise again, so that the healthy decibel range accepted by human ears is achieved.

Drawings

Fig. 1 is a schematic structural view of the noise reduction type electronic transformer of the present invention;

FIG. 2 is a schematic view of the structure at B in FIG. 1;

fig. 3 is a schematic structural diagram of a in fig. 1.

In the figure: 1. an electronic transformer; 2. an inner sound insulation shell; 21. connecting blocks; 22. a screw; 23. an inner sound insulation shell cover; 24. an aperture; 3. an outer sound insulating shell; 31. an outer sound insulation housing cover; 32. a vent; 4. a fan; 5. a damping shock absorber; 6. a first support plate; 8. a first cushion pad; 9. a second cushion pad; 10. a second support plate; 11. a support pillar; 12. a base; 13. a noise tester; 14. a third cushion pad; 15. and a fourth cushion pad.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Examples

Referring to fig. 1, the present embodiment relates to a noise reduction type electronic transformer, which includes an electronic transformer 1, an inner sound insulation casing 2 and an outer sound insulation casing 3, wherein the inner sound insulation casing 2 is disposed in the outer sound insulation casing 3, and the electronic transformer 1 is disposed in the inner sound insulation casing 2.

First blotter 8 is attached to the upper end of electronic transformer 1, the specification shape of first blotter 8 suits with the component of electronic transformer 1 upper end, and first backup pad 6 of 8 upper end fixedly connected with of first blotter, first blotter 8 are flexible material, and first blotter 8 receives the produced power of electronic transformer 1 vibrations and produces elastic deformation, and first blotter 8 absorbs the energy that electronic transformer 1 vibrations produced.

Referring to fig. 1 and 2, a third cushion pad 14 is attached to the lower end of the electronic transformer 1, a damping shock absorber 5 is fixedly connected to the lower portion of the third cushion pad 14, the number of the damping shock absorbers 5 is 3, a second support plate 10 is fixedly connected to the lower portion of the damping shock absorber 5, a fourth cushion pad 15 is attached to the upper portion of the second support plate 10, the fourth cushion pad 15 is located between the damping shock absorber 5 and the second support plate 10, and the fourth cushion pad 15 buffers the vibration generated by the electronic transformer 1 to reduce the noise generated by the vibration of the electronic transformer 1 again.

The damping shock absorber 5 is an existing ZD type damping spring shock absorber, the ZD type damping spring shock absorber has the advantages of low frequency of the spring shock absorber, large damping of the rubber shock absorber and the like, the ZD type damping spring shock absorber is wide in load range and high in adaptability, and has obvious effects on positive shock insulation, negative shock insulation and impact shock insulation at the same time, and the damping shock absorber 5 effectively relieves the shock generated by the electronic transformer 1.

Referring to fig. 3, a hole 24 is formed in the surface of the inner sound insulation casing 2, and the hole 24 plays a role in heat dissipation, so as to prevent the electronic transformer 1 from being damaged by a sealing environment.

Interior sound shell 2 top fixedly connected with interior sound shell lid 23, interior sound shell 2 is connected with interior sound shell lid 23 is detachable, and interior sound shell 2 passes through screw 22 threaded connection with interior sound shell lid 23, and interior sound shell lid 23 can conveniently be dismantled when electronic transformer 1 breaks down and overhauls, and interior sound shell lid 23 also plays the effect of protection electronic transformer 1.

The inboard second blotter 9 that has of pasting of inner sound insulation cap 23 upper end, 9 lower extremes of second blotter and first backup pad 6 in close contact with, second blotter 9 produce deformation and compress tightly first backup pad 6 to make electronic transformer 1 during operation more firm including in sound insulation shell 2.

Referring to fig. 1, a connecting block 21 is disposed below the inner sound-insulating casing 2, the connecting block 21 is disposed between the inner sound-insulating casing 2 and the outer sound-insulating casing 3, and the connecting block 21 plays a role of supporting the inner sound-insulating casing 2.

Outer 3 tops fixedly connected with outer sound insulation shell covers 31 of outer sound insulation shell, outer sound insulation shell 3 is connected with outer sound insulation shell cover 31 is detachable.

The outer soundproof case 3 is provided with vents 32 at upper and lower ends thereof, and the vents 32 circulate the inside air and the outside air.

The 3 inner walls of outer sound insulation shell are provided with fan 4, and fan 4 plays the effect of accelerating the circulation of air in the outer sound insulation shell 3, provides the environment of ventilating for electronic transformer 1's work.

Outer 3 lower extremes of shell that gives sound insulation fixedly connected with support column 11, fixedly connected with base 12 under the support column 11, base 12 plays the effect of supporting 30.

The 12 upper ends of base are provided with noise tester 13, and noise tester 13 can measure the noise after electronic transformer 1 cushions, and the staff in time knows the noise condition, overhauls equipment.

The working principle is as follows: when the electronic transformer 1 works, the electronic transformer 1 generates vibration, the first buffer cushion 8 and the third buffer cushion 14 buffer the electronic transformer 1 to reduce the vibration of the electronic transformer 1, the damping shock absorber 5 absorbs the vibration of the electronic transformer 1, and the fourth buffer cushion 15 buffers the vibration generated by the damping shock absorber 5; the inner sound insulation shell 2 weakens noise, meanwhile, the holes 24 formed in the surface of the inner sound insulation shell 2 play a role in heat dissipation, the fan 4 plays a role in accelerating air circulation for the air in the outer sound insulation shell 3 and the inner sound insulation shell 2, a ventilation environment is provided for the work of the electronic transformer 1, and the outer sound insulation shell 3 weakens the noise again to reach a healthy decibel range which can be accepted by human ears.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. The noise reduction type electronic transformer is characterized by comprising an electronic transformer (1), an inner sound insulation shell (2) and an outer sound insulation shell (3), wherein the inner sound insulation shell (2) is arranged in the outer sound insulation shell (3), and the electronic transformer (1) is arranged in the inner sound insulation shell (2); the upper end and the lower end of the electronic transformer (1) are respectively provided with a first buffer cushion (8) and a third buffer cushion (14); the damping cushion is characterized in that a damping shock absorber (5) is arranged below the third cushion pad (14), a fourth cushion pad (15) is arranged below the damping shock absorber (5), and a second supporting plate (10) is arranged below the fourth cushion pad (15).

2. A noise reducing electronic transformer according to claim 1, characterized in that the inner soundproofing shell (2) is provided with holes (24) in its surface.

3. The noise reduction type electronic transformer according to claim 2, wherein an inner sound insulation shell cover (23) is fixedly connected to the upper portion of the inner sound insulation shell (2), a second buffer pad (9) is attached to the inner side of the upper end of the inner sound insulation shell cover (23), a connecting block (21) is arranged below the inner sound insulation shell (2), the connecting block (21) is located between the inner sound insulation shell (2) and the outer sound insulation shell (3), and the inner sound insulation shell (2) is supported by the connecting block (21).

4. The noise reduction type electronic transformer according to claim 3, wherein an outer sound insulation shell cover (31) is fixedly connected above the outer sound insulation shell (3), and the outer sound insulation shell (3) is detachably connected with the outer sound insulation shell cover (31).

5. The noise-reducing electronic transformer according to claim 4, wherein the outer sound-insulating housing (3) is provided with ventilation openings (32) at the upper and lower ends thereof.

6. A noise-reducing electronic transformer according to claim 5, characterized in that the inner wall of the outer sound-proof housing (3) is provided with a fan (4).

7. The noise-reducing electronic transformer according to claim 6, characterized in that a support column (11) is fixedly connected to the lower end of the outer sound-insulating shell (3), and a base (12) is fixedly connected to the lower end of the support column (11).

8. The noise-reducing electronic transformer according to claim 7, characterized in that the upper end of the base (12) is provided with a noise tester (13).