CN214588385U

CN214588385U - Low-noise transformer

Info

Publication number: CN214588385U
Application number: CN202120847428.5U
Authority: CN
Inventors: 何平; 朱成; 朱景华
Original assignee: Hangzhou Qiujing Instrument Co ltd
Current assignee: Hangzhou Qiujing Instrument Co ltd
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-11-02
Anticipated expiration: 2031-04-23

Abstract

The utility model discloses a low noise type transformer, including transformer main part, transformer main part upper end fixed mounting has sealed lid, fixed mounting has inside letter to construct in the transformer main part, transformer main part side fixed surface welding installs cooling structure, transformer main part includes transformer housing, installation frame, activity kerve, rubber otter board and inhales the sound matte, sealed lid includes closing cap main part, inlet wire installation pole, is qualified for the next round of competitions installation piece, electric wire and inert gas filling tube, inside letter constructs including internally mounted room, vary voltage skeleton, transformer coil, shock attenuation telescopic link, damping spring, movable bottom plate, bearing mobile jib, bearing branch pole and ground connection base, cooling structure includes cooling frame, cooling plate, cooling bath, inhales between the sound and inhale the soundboard. A low noise type transformer, convenient supplementary nitrogen gas, the noise that can greatly reduced its production when not influencing the heat dispersion.

Description

Low-noise transformer

Technical Field

The utility model relates to a transformer field, in particular to low noise type transformer.

Background

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, main components are a primary coil, a secondary coil and an iron core, and the transformer has the following main functions: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization, and the like; the existing transformer has certain disadvantages when in use, generally generates buzzing noise when in normal operation, and is inconvenient to supplement inert gas, so that a low-noise transformer is provided.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a low noise transformer, which can effectively solve the problems of the prior art.

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

the utility model provides a low noise type transformer, includes the transformer main part, transformer main part upper end fixed mounting has sealed lid, fixed mounting has inside simple structure in the transformer main part, transformer main part side fixed surface welds and installs cooling structure.

Preferably, the transformer main part includes transformer housing, installation frame, activity kerve, rubber otter board and inhales the sound matte, fixed welding of transformer housing upper end edge installs the installation frame, the activity kerve has been seted up to transformer housing bottom side, transformer housing inside wall fixed mounting has the rubber otter board, rubber otter board surface mounting inhales the sound matte.

Preferably, the sealing cover comprises a sealing cover main body, an incoming line mounting rod, an outgoing line mounting block, an electric wire and an inert gas filling pipe, the incoming line mounting rod is fixedly mounted on the upper surface of the sealing cover main body, the outgoing line mounting block is fixedly mounted on the front side of the incoming line mounting rod, the electric wire is fixedly connected to the upper end of the incoming line mounting rod and the upper end of the outgoing line mounting block, and the inert gas filling pipe is fixedly welded to one side of the outgoing line mounting block.

Preferably, inside letter constructs including internally mounted room, vary voltage skeleton, transformer coil, shock attenuation telescopic link, damping spring, movable floor, bearing mobile jib, bearing branch pole and ground connection base, the indoor vary voltage skeleton that installs of internally mounted, the winding has transformer coil on the transformer skeleton, shock attenuation telescopic link is installed to the transformer skeleton upper end, shock attenuation telescopic link cover has damping spring, the movable floor is installed to vary voltage skeleton bottom side fixed welding, movable floor bottom side middle part fixed welding installs the bearing mobile jib, movable floor bottom side four corners fixed welding installs the bearing branch pole, the bearing mobile jib divides pole lower extreme fixed welding with the bearing and installs ground connection base.

Preferably, cooling structure includes cooling frame, cooling plate, cooling bath, inhales between sound and abatvoix, fixed welding installs the cooling plate in the cooling frame, the adjacent department of cooling plate forms the cooling bath, cooling frame and cooling plate inside have been seted up and have been inhaled between the sound, it is filled with the abatvoix to inhale the sound within a definite time.

Preferably, the upper end of the transformer shell is fixedly provided with a seal cover main body through a mounting frame, the internal mounting chamber is arranged inside the transformer shell, and the side surface of the transformer shell is fixedly welded with a cooling frame.

Compared with the prior art, the utility model discloses following beneficial effect has:

in the utility model, the incoming line mounting rod and the outgoing line mounting block are connected with the external electric wire, and the inert gas filling pipe is used to fill inert gas into the internal mounting chamber, so that the inert gas is conveniently supplemented, the safety performance is improved, in the transformation process, when the transformation coil works in a transformation way, a magnetic field is inevitably generated, and the transformation framework starts to vibrate, at the moment, the damping spring and the damping telescopic rod are mutually matched to reduce the vibration, and the movable bottom plate slightly moves in the movable bottom groove, the vibration degree is reduced at the sound source, so that the noise is reduced, the generated noise is absorbed by the sound-absorbing rough surface and the rubber screen plate on the inner side surface of the transformer shell, the noise is further reduced, the residual sound wave is transmitted to the cooling frame and the cooling plate, the energy is consumed by repeated transmission and reflection in the sound absorption room, and meanwhile, the sound absorption board continuously absorbs the energy, so that the heat dissipation performance of the sound absorption board is not influenced while the noise is continuously reduced.

Drawings

Fig. 1 is a schematic view of an overall structure of a low noise transformer according to the present invention;

fig. 2 is a schematic cross-sectional view of the low noise transformer of the present invention;

fig. 3 is an enlarged view of a portion a of a low noise transformer according to the present invention in fig. 1;

fig. 4 is an enlarged view of a portion B of a low noise transformer according to the present invention in fig. 2.

In the figure: 1. a transformer body; 101. a transformer housing; 102. installing a frame; 103. a movable bottom groove; 104. a rubber mesh plate; 105. sound-absorbing rough surface; 2. a sealing cover; 201. a closure body; 202. a wire inlet mounting rod; 203. an outgoing line mounting block; 204. an electric wire; 205. an inert gas fill tube; 3. an internal simple structure; 301. an interior installation chamber; 302. transforming the pressure of the framework; 303. a transformer coil; 304. a shock-absorbing telescopic rod; 305. a damping spring; 306. a movable bottom plate; 307. a load-bearing main rod; 308. bearing and splitting rods; 309. a ground base; 4. a cooling structure; 401. a cooling frame; 402. a cooling plate; 403. a cooling tank; 404. a sound absorption chamber; 405. an acoustic panel.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-4, a low noise transformer includes a transformer body 1, a sealing cover 2 is fixedly installed at the upper end of the transformer body 1, an inner simple structure 3 is fixedly installed in the transformer body 1, and a cooling structure 4 is fixedly welded and installed on the side surface of the transformer body 1;

the transformer main body 1 comprises a transformer shell 101, a mounting frame 102, a movable bottom groove 103, a rubber screen plate 104 and a sound absorption rough surface 105, wherein the mounting frame 102 is fixedly welded and mounted at the edge of the upper end of the transformer shell 101, the movable bottom groove 103 is formed in the bottom side of the transformer shell 101, the rubber screen plate 104 is fixedly mounted on the inner side wall of the transformer shell 101, and the sound absorption rough surface 105 is mounted on the surface of the rubber screen plate 104; the sealing cover 2 comprises a sealing cover main body 201, an incoming line mounting rod 202, an outgoing line mounting block 203, an electric wire 204 and an inert gas filling pipe 205, wherein the incoming line mounting rod 202 is fixedly mounted on the upper surface of the sealing cover main body 201, the outgoing line mounting block 203 is fixedly mounted on the front side of the incoming line mounting rod 202, the electric wire 204 is fixedly connected to the upper ends of the incoming line mounting rod 202 and the outgoing line mounting block 203, and the inert gas filling pipe 205 is fixedly welded on one side of the outgoing line mounting block 203; the internal simple structure 3 comprises an internal installation chamber 301, a transformation framework 302, a transformation coil 303, a shock absorption telescopic rod 304, a shock absorption spring 305, a movable bottom plate 306, a bearing main rod 307, a bearing branch rod 308 and a grounding base 309, the transformation framework 302 is installed in the internal installation chamber 301, the transformation coil 303 is wound on the transformation framework 302, the shock absorption telescopic rod 304 is installed at the upper end of the transformation framework 302, the shock absorption telescopic rod 304 is sleeved with the shock absorption spring 305, the movable bottom plate 306 is fixedly welded and installed at the bottom side of the transformation framework 302, the bearing main rod 307 is fixedly welded and installed at the middle part of the bottom side of the movable bottom plate 306, the bearing branch rods 308 are fixedly welded and installed at four corners of the bottom side of the movable bottom plate 306, and the grounding base 309 is fixedly welded and installed at the lower ends of the bearing main rod 307 and the bearing branch rods 308; the cooling structure 4 comprises a cooling frame 401, a cooling plate 402, a cooling groove 403, a sound absorption room 404 and a sound absorption board 405, wherein the cooling plate 402 is fixedly welded in the cooling frame 401, the cooling groove 403 is formed at the adjacent position of the cooling plate 402, the sound absorption room 404 is arranged in the cooling frame 401 and the cooling plate 402, and the sound absorption board 405 is filled in the sound absorption room 404; the upper end of the transformer housing 101 is fixedly provided with a cover main body 201 through a mounting frame 102, an internal mounting chamber 301 is arranged inside the transformer housing 101, and a cooling frame 401 is fixedly welded on the side surface of the transformer housing 101.

It should be noted that, the utility model relates to a low noise transformer, when using, through inlet wire installation pole 202 and outlet wire installation piece 203 interconnect with external electric wire 204, utilize the inert gas filling pipe 205 to fill into inside installation room 301 inert gas simultaneously, conveniently supply inert gas, increase the security performance, in the vary voltage process, when vary voltage coil 303 carries out the vary voltage work, inevitably produce magnetic field, and arouse vary voltage skeleton 302 to begin to shake, damping spring 305 and shock attenuation telescopic link 304 mutually support and reduce vibrations at this moment, movable floor 306 slightly moves in movable floor 103 simultaneously, reduce the vibration degree in sound source department, thereby reduce the noise, the noise that produces is absorbed by sound absorption rough surface 105 and rubber otter board 104 of transformer housing 101 inside surface, further reduce the noise, remaining sound wave transmits for cooling frame 401 and cooling plate 402, in absorbing sound, repeatedly transmit reflection consumption energy in 404, meanwhile, the sound absorption plate 405 continuously absorbs the noise, and the heat dissipation performance of the sound absorption plate is not influenced while the noise is continuously reduced.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A low noise type transformer, characterized in that: including transformer main part (1), transformer main part (1) upper end fixed mounting has sealed lid (2), fixed mounting has inside simple structure (3) in transformer main part (1), transformer main part (1) side surface fixed welding installs cooling structure (4).

2. A low noise type transformer according to claim 1, wherein: transformer body (1) includes transformer housing (101), installation frame (102), activity kerve (103), rubber otter board (104) and inhales sound matte (105), fixed welding of transformer housing (101) upper end edge installs installation frame (102), movable kerve (103) have been seted up to transformer housing (101) bottom side, transformer housing (101) inside wall fixed mounting has rubber otter board (104), rubber otter board (104) surface mounting has sound matte (105).

3. A low noise type transformer according to claim 2, wherein: sealed lid (2) are including closing cap main part (201), inlet wire installation pole (202), installation piece (203), electric wire (204) and inert gas filling pipe (205) of being qualified for the next round of competitions, fixed surface installs inlet wire installation pole (202) on closing cap main part (201), inlet wire installation pole (202) front side fixed mounting has installation piece (203) of being qualified for the next round of competitions, inlet wire installation pole (202) and installation piece (203) of being qualified for the next round of competitions upper end fixedly connected with electric wire (204), the installation piece (203) one side fixed welding of being qualified for the next round of competitions installs inert gas filling pipe (205).

4. A low noise type transformer according to claim 3, wherein: the internal simple structure (3) comprises an internal installation chamber (301), a transformation framework (302), a transformation coil (303), a damping telescopic rod (304), a damping spring (305), a movable bottom plate (306), a bearing main rod (307), a bearing branch rod (308) and a grounding base (309), a transformer framework (302) is arranged in the internal installation chamber (301), a transformer coil (303) is wound on the transformer framework (302), the upper end of the transformation framework (302) is provided with a shock absorption telescopic rod (304), the shock absorption telescopic rod (304) is sleeved with a shock absorption spring (305), a movable bottom plate (306) is fixedly welded and installed at the bottom side of the transformation framework (302), the middle part of the bottom side of the movable bottom plate (306) is fixedly welded with a bearing main rod (307), four corners of the bottom side of the movable bottom plate (306) are fixedly welded with load-bearing branch rods (308), and the lower ends of the main bearing rod (307) and the branch bearing rod (308) are fixedly welded with a grounding base (309).

5. The low noise type transformer according to claim 4, wherein: cooling structure (4) include cooling frame (401), cooling plate (402), cooling tank (403), inhale between sound (404) and abatvoix (405), cooling frame (401) internal fixation welded installs cooling plate (402), cooling plate (402) adjacent department forms cooling tank (403), cooling frame (401) and cooling plate (402) inside have been seted up and have been inhaled between sound (404), it is filled with abatvoix (405) to inhale between sound (404).

6. A low noise type transformer according to claim 5, wherein: the transformer casing (101) upper end is through installing frame (102) fixed mounting have closing cap main part (201), internally mounted room (301) are seted up inside transformer casing (101), transformer casing (101) side surface fixed welding installs cooling frame (401).