CN210467550U - Noise reduction structure of dry-type transformer - Google Patents
Noise reduction structure of dry-type transformer Download PDFInfo
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- CN210467550U CN210467550U CN201921858870.7U CN201921858870U CN210467550U CN 210467550 U CN210467550 U CN 210467550U CN 201921858870 U CN201921858870 U CN 201921858870U CN 210467550 U CN210467550 U CN 210467550U
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Abstract
The utility model relates to a noise reduction structure of a dry-type transformer, which comprises a box body, the inner wall of the box body is clamped with noise reduction cotton, the bottom of the inner cavity of the box body is provided with a rubber pad, the top of the rubber pad is provided with a plurality of shock absorption legs, the top of the shock absorption legs is provided with a first shock absorption plate, the top of the first shock absorption plate is provided with a shock absorption mechanism, the shock absorption mechanism comprises a fixed base, the top of the fixed base is provided with a first telescopic rod, the outer surface of the first telescopic rod is provided with a shock absorption spring, two sides of the shock absorption spring are provided with a second telescopic rod, the top of the second telescopic rod is provided with a fixed footstock, the bottom of the first shock absorption plate is provided with a plurality of fastening bolts, the top of the shock absorption mechanism is provided with a second shock absorption plate, the top of the second shock, and the noise generated by the operation of the dry-type transformer can be absorbed and eliminated.
Description
Technical Field
The utility model relates to a structure of making an uproar falls in dry-type transformer belongs to dry-type transformer technical field.
Background
The dry-type transformer is widely applied to places such as local lighting, high-rise buildings, airports, wharf CNC mechanical equipment and the like, and is simply a transformer with an iron core and a winding which are not immersed in insulating oil, and the dry-type transformer is a novel safe, energy-saving and environment-friendly transformer which is mainly applied to places such as high-rise residential districts, office buildings, hospitals, hotels and the like along with the gradual increase of urban population density and power consumption scale and provides necessary power for residents.
The noise of the dry type transformer belongs to mechanical noise, which is generated by vibration caused by periodic alternating acting force generated by an alternating magnetic field on an iron core and a coil, the vibration iron core coil radiates the noise outwards, under the action of eddy current in a conducting wire and the iron core in the electrified dry type transformer, the radiated noise is far more complicated than the noise generated by single-frequency vibration, one of a noise source and a noise propagation path of the dry type transformer is under vibration, at present, the treatment of the noise source of the transformer appearing on the market is less emphasized, a noise reduction structure is not arranged in the dry type transformer, in the operation of the transformer, the vibration and the noise are very large, the requirement of people on living environment is continuously improved, and the existence of the noise of the transformer seriously influences the daily life and rest of people.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem who solves overcomes current defect, provides a structure of making an uproar falls of dry-type transformer, can carry out a lot of elimination to dry-type transformer's vibration, can also absorb the noise that produces dry-type transformer work and eliminate, can effectively solve the problem in the background art.
In order to solve the technical problem, the utility model provides a following technical scheme:
a noise reduction structure of a dry-type transformer comprises a box body, wherein silencing cotton is clamped on the inner wall of the box body, a rubber pad is arranged at the bottom of an inner cavity of the box body, a plurality of damping support legs are arranged at the top of the rubber pad, a first damping plate is arranged at the top of each damping support leg, a damping mechanism is arranged at the top of the first damping plate and comprises a fixed base, a first telescopic rod is arranged at the top of the fixed base, a damping spring is arranged on the outer surface of the first telescopic rod, second telescopic rods are arranged on two sides of the damping spring, a fixed top seat is arranged at the top of the second telescopic rod, a plurality of fastening bolts are arranged at the bottom of the first damping plate, a second damping plate is arranged at the top of the damping mechanism, a sound insulation box is arranged at the top of the second damping plate, a dry-type transformer body is arranged at the, the soundproof box is made of a base material layer, a silencing layer is arranged below the base material layer, and a soundproof layer is arranged below the silencing layer.
As an optimal technical scheme of the utility model, the shock attenuation landing leg includes the spring case, be equipped with the spring in the spring case, first shock attenuation bottom of the plate is connected with the support column, the support column bottom imbed extremely in the spring case.
As an optimized technical scheme of the utility model, fastening bolt with damper quantity equals and the position is relative.
As a preferred technical scheme of the utility model, damper reaches with dry-type transformer body both sides wall sound-proof box inner chamber both sides wall is threaded connection.
As an optimal technical scheme of the utility model, the amortization layer inner chamber is equipped with the support frame, the amortization layer with be equipped with a plurality of hollow amortization balls between the puigging.
As an optimal technical scheme of the utility model, the amortization layer is inhaled the sound cotton by the gradient and is constituteed, the puigging comprises damping sound-proof felt.
The utility model discloses a technological effect and advantage:
1. the utility model can be used for placing the dry-type transformer body by arranging the second damping plate, and can eliminate and absorb the noise generated by the dry-type transformer body due to the work by arranging the sound insulation box, by arranging the damping mechanisms between the two side walls of the dry-type transformer body and the two side walls of the inner cavity of the soundproof box, the vibration of the dry type transformer body caused by the work can be eliminated, and by arranging the damping mechanism on the top of the first damping plate, the vibration generated by the dry-type transformer body and the sound insulation box can be eliminated for the second time, the vibration generated by the dry-type transformer body, the sound insulation box and the damping mechanism can be eliminated again by arranging the damping support legs, and the vibration of the dry-type transformer body is eliminated after the vibration is damped for a plurality of times, thereby make dry-type transformer body reduce because of the noise that the vibration produced, can further improve the amortization noise reduction performance of this application through setting up rubber pad and amortization cotton.
2. The utility model discloses a set up the noise damping layer and can absorb the vibration noise that dry-type transformer body produced and eliminate, can absorb the vibration noise that dry-type transformer body produced once more through setting up the puigging and eliminate, the sound cotton is inhaled to the gradient has good sound-absorbing effect, the noise utilizes hollow amortization ball noise reflection to puigging after the sound cotton is inhaled through the gradient to carry out preliminary absorption, the damping deadening felt has fine syllable-dividing effect to eliminate the noise many times, noise cancelling effect is good.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a front view of a noise reduction structure of a dry-type transformer according to the present invention.
Fig. 2 is a schematic structural diagram of a damping leg of a noise reduction structure of a dry-type transformer of the present invention.
Fig. 3 is a schematic structural diagram of a damping mechanism of a noise reduction structure of a dry-type transformer of the present invention.
Fig. 4 is a material composition diagram of a noise reduction mechanism of a dry-type transformer according to the present invention.
Reference numbers in the figures: 1. a box body; 2. silencing cotton; 3. a rubber pad; 4. a shock-absorbing leg; 5. a spring case; 6. a spring; 7. a support pillar; 8. a first damper plate; 9. a damping mechanism; 10. a fixed base; 11. a first telescopic rod; 12. a damping spring; 13. a second telescopic rod; 14. fixing the top seat; 15. fastening a bolt; 16. a second damper plate; 17. a sound insulation box; 18. a dry-type transformer body; 19. a base material layer; 20. a sound-deadening layer; 21. a sound insulating layer; 22. a hollow sound-deadening ball; 23. gradient sound-absorbing cotton; 24. a support frame.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
As shown in fig. 1-4, a noise reduction structure of a dry-type transformer comprises a box body 1, noise reduction cotton 2 is clamped on the inner wall of the box body 1, a rubber pad 3 is arranged at the bottom of the inner cavity of the box body 1, the rubber pad 3 and the noise reduction cotton 2 can further improve the noise reduction performance of the application, a plurality of shock absorption legs 4 are arranged at the top of the rubber pad 3, a first shock absorption plate 8 is arranged at the top of the shock absorption leg 4, a shock absorption mechanism 9 is arranged at the top of the first shock absorption plate 8, the shock absorption mechanism 9 can secondarily eliminate the vibration generated by a dry-type transformer body 18 and a noise insulation box 17, the shock absorption mechanism 9 comprises a fixed base 10, a first telescopic rod 11 is arranged at the top of the fixed base 10, a shock absorption spring 12 is arranged on the outer surface of the first telescopic rod 11, second telescopic rods 13 are arranged at two sides of the, damping mechanism 9 top is equipped with second damping plate 16, second damping plate 16 can be used for placing dry-type transformer body 18, second damping plate 16 top is equipped with sound-proof box 17, sound-proof box 17 can eliminate the noise that dry-type transformer body 18 produced because of work and absorb, sound-proof box 17 inner chamber bottom is equipped with dry-type transformer body 18, be equipped with damping mechanism 9 between dry-type transformer body 18 both sides wall and sound-proof box 17 inner chamber both sides wall, sound-proof box 17 material is constituteed including basic material layer 19, basic material layer 19 below is equipped with noise damping layer 20, noise damping layer 20 can absorb the vibration noise that dry-type transformer body 18 produced and eliminate, noise damping layer 20 below is equipped with puigging 21, noise damping layer 21 can absorb the vibration noise that dry-type transformer body 18 produced once more and eliminate.
As shown in fig. 2, the support leg 4 of this embodiment includes a spring cylinder 5, a spring 6 is disposed in the spring cylinder 5, a support column 7 is connected to the bottom of the first damping plate 8, the bottom of the support column 7 is embedded in the spring cylinder 5, and the support leg 4 can eliminate the vibration generated by the dry-type transformer body 18, the soundproof box 17 and the damping mechanism 9 again.
As shown in fig. 1, the fastening bolts 15 of the present embodiment are equal in number and opposite in position to the damper mechanisms 9, the fastening bolts 15 are screwed to the fixed base 10, and the fixed base 10 is used to fix the damper mechanisms 9.
As shown in fig. 1, the damper mechanism 9 of the present embodiment is screwed to both side walls of the dry-type transformer body 18 and both side walls of the inner cavity of the soundproof case 17, and the damper mechanism 9 can cancel vibration generated by operation of the dry-type transformer body 18.
As shown in fig. 4, a support frame 24 is disposed in the inner cavity of the sound-deadening layer 20, a plurality of hollow sound-deadening balls 22 are disposed between the sound-deadening layer 20 and the sound-deadening layer 21, and noise is primarily absorbed by the gradient sound-deadening cotton 23 and then reflected to the sound-deadening layer 21 by the hollow sound-deadening balls 22.
As shown in fig. 4, the sound-deadening layer 20 of the present embodiment is composed of gradient sound-absorbing cotton 23, and the sound-deadening layer 21 is composed of damping sound-deadening felt, the gradient sound-absorbing cotton 23 has a good sound-deadening effect, and the damping sound-deadening felt has a good sound-deadening effect.
For the convenience of understanding the above 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:
the utility model can be used for placing the dry-type transformer body 18 by arranging the second damping plate 16, the noise generated by the dry-type transformer body 18 due to work can be eliminated and absorbed by arranging the sound insulation box 17, the vibration generated by the dry-type transformer body 18 due to work can be eliminated by arranging the damping mechanism 9 between the two side walls of the dry-type transformer body 18 and the two side walls of the inner cavity of the sound insulation box 17, the vibration generated by the dry-type transformer body 18 and the sound insulation box 17 can be eliminated for the second time by arranging the damping mechanism 9 at the top of the first damping plate 8, the vibration generated by the dry-type transformer body 18, the sound insulation box 17 and the damping mechanism 9 can be eliminated again by arranging the damping support legs 4, after a plurality of times of damping, the vibration of the dry-type transformer body 18 is eliminated, so that the noise generated by the vibration of the dry-type transformer body 18 is reduced, the noise reduction performance of the application, can absorb the elimination to the vibration noise that dry-type transformer body 18 produced through setting up noise deadening layer 20, can absorb the elimination to the vibration noise that dry-type transformer body 18 produced once more through setting up puigging 21, the cotton 23 of sound is inhaled to the gradient has good sound absorbing effect, the noise is inhaled through the gradient and is utilized hollow noise elimination ball 22 reflection noise to puigging 21 after cotton 23 carries out preliminary absorption, the damping deadening felt has fine syllable-dividing effect, thereby eliminate the noise many times, the sound deadening effect is good.
The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.
Claims (6)
1. The utility model provides a structure of making an uproar falls in dry-type transformer, includes box (1), its characterized in that: the damping device is characterized in that silencing cotton (2) is clamped on the inner wall of the box body (1), a rubber pad (3) is arranged at the bottom of an inner cavity of the box body (1), a plurality of damping support legs (4) are arranged at the top of the rubber pad (3), a first damping plate (8) is arranged at the top of each damping support leg (4), a damping mechanism (9) is arranged at the top of each first damping plate (8), each damping mechanism (9) comprises a fixed base (10), a first telescopic rod (11) is arranged at the top of each fixed base (10), a damping spring (12) is arranged on the outer surface of each first telescopic rod (11), second telescopic rods (13) are arranged on two sides of each damping spring (12), a fixed top seat (14) is arranged at the top of each second telescopic rod (13), a plurality of fastening bolts (15) are arranged at the bottom of each first damping plate (8), and, the damping device is characterized in that a sound insulation box (17) is arranged at the top of the second damping plate (16), a dry-type transformer body (18) is arranged at the bottom of an inner cavity of the sound insulation box (17), two side walls of the dry-type transformer body (18) and damping mechanisms (9) are arranged between the two side walls of the inner cavity of the sound insulation box (17), the sound insulation box (17) is made of a material and comprises a base material layer (19), a sound attenuation layer (20) is arranged below the base material layer (19), and a sound insulation layer (21) is arranged below the sound attenuation layer (.
2. A noise reduction structure of a dry type transformer according to claim 1, wherein: shock attenuation landing leg (4) are equipped with spring (6) including spring case (5), be equipped with in spring case (5), first shock attenuation board (8) bottom is connected with support column (7), support column (7) bottom is embedded into in the spring case (5).
3. A noise reduction structure of a dry type transformer according to claim 1, wherein: the fastening bolts (15) are equal in number and opposite in position to the damping mechanisms (9), and the fastening bolts (15) are in threaded connection with the fixed base (10).
4. A noise reduction structure of a dry type transformer according to claim 1, wherein: the damping mechanism (9) is in threaded connection with two side walls of the dry-type transformer body (18) and two side walls of the inner cavity of the sound insulation box (17).
5. A noise reduction structure of a dry type transformer according to claim 1, wherein: the inner cavity of the sound-deadening layer (20) is provided with a support frame (24), and a plurality of hollow sound-deadening balls (22) are arranged between the sound-deadening layer (20) and the sound-deadening layer (21).
6. A noise reduction structure of a dry type transformer according to claim 5, wherein: the noise reduction layer (20) is composed of gradient sound absorption cotton (23), and the noise insulation layer (21) is composed of damping sound insulation felt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921858870.7U CN210467550U (en) | 2019-10-31 | 2019-10-31 | Noise reduction structure of dry-type transformer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921858870.7U CN210467550U (en) | 2019-10-31 | 2019-10-31 | Noise reduction structure of dry-type transformer |
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| CN210467550U true CN210467550U (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921858870.7U Active CN210467550U (en) | 2019-10-31 | 2019-10-31 | Noise reduction structure of dry-type transformer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111641146A (en) * | 2020-07-17 | 2020-09-08 | 江苏常明电力设备有限公司 | Electric power high-voltage board with shock attenuation safeguard function |
| CN113241887A (en) * | 2021-04-07 | 2021-08-10 | 浙江工贸职业技术学院 | Noise-reduction fan heater motor |
-
2019
- 2019-10-31 CN CN201921858870.7U patent/CN210467550U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111641146A (en) * | 2020-07-17 | 2020-09-08 | 江苏常明电力设备有限公司 | Electric power high-voltage board with shock attenuation safeguard function |
| CN113241887A (en) * | 2021-04-07 | 2021-08-10 | 浙江工贸职业技术学院 | Noise-reduction fan heater motor |
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