CN212365755U - Novel sound-absorbing and noise-reducing cavity for power capacitor - Google Patents
Novel sound-absorbing and noise-reducing cavity for power capacitor Download PDFInfo
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- CN212365755U CN212365755U CN202021434107.4U CN202021434107U CN212365755U CN 212365755 U CN212365755 U CN 212365755U CN 202021434107 U CN202021434107 U CN 202021434107U CN 212365755 U CN212365755 U CN 212365755U
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Abstract
The utility model relates to a novel sound-absorbing and noise-reducing cavity for a power capacitor, which comprises a box body with an open slot in the middle of one side wall, a shell body sleeved outside the box body, a vacuum cavity arranged between the outer wall of the box body and the inner wall of the shell body, a mounting plate horizontally arranged in the box body, an insulating pad arranged on the top of the mounting plate, a shock-absorbing box arranged on the bottom of the shell body, a shock-absorbing sleeve with a shock-absorbing rod vertically and slidably connected inside the shock-absorbing sleeve, a shock-absorbing component arranged in the shock-absorbing box, and a shock-absorbing component connected with the bottom of the shock-absorbing rod, wherein in the daily use, the capacitor is mounted on the mounting plate, the box door is closed to form a closed space in the box body, and the gas in the vacuum cavity is sucked out by a vacuum device through a suction pipe to form, the shock generated when the capacitor operates is absorbed by the shock-absorbing component.
Description
Technical Field
The utility model relates to a condenser accessory technical field especially relates to a novel power capacitor is with inhaling sound and falling cavity of making an uproar.
Background
The power capacitor is a capacitor used for electric power system and electrician equipment, and is widely applied to the fields of factory distribution systems, residential area distribution systems, municipal business buildings, traffic tunnel distribution systems, box transformers, complete cabinets, outdoor distribution boxes and the like, when the capacitor applies current, electrostatic force can be generated between electrodes in a capacitor medium, the medium between the electrodes is subjected to compressive strain due to attractive force caused by the electrostatic force between the electrodes, so that elements vibrate, the vibration force of each element is accumulated, the force for enabling a capacitor body to vibrate can be obtained, the vibration force is converted into noise radiation through a capacitor shell, the noise of the capacitor can influence the normal life of residents around a transformer substation, and therefore improvement is necessary.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a novel power capacitor that is used for noise that produces and vibrations when absorption capacitor moves is with inhaling the sound and falling the cavity of making an uproar.
The technical scheme of the utility model is realized like this: the utility model provides a novel power capacitor is with inhaling sound and falling the cavity of making an uproar which characterized in that: the shock absorber comprises a box body with an open slot in the middle of the outer wall of one side, and a shell body sleeved outside the box body, wherein one end of the open slot, which is far away from the box body, is communicated with the outer side wall of the shell body, a box door is arranged in the open slot, a sound insulation cavity is arranged in the box door, one side of the box door is hinged with one end of the open slot, which is far away from the box body, a shock absorption pad is arranged between the outer wall of the bottom of the box body and the inner wall of the bottom of the shell body, a vacuum cavity is arranged between the outer wall of the box body and the inner wall of the shell body, a suction pipe is communicated with the bottom of the outer side wall of the shell body, a one-way valve is arranged in the middle of the suction pipe, the damping sleeve is vertically slidably provided with a damping rod, a damping component is arranged in the damping box, and the top and the bottom of the damping rod are respectively connected with the bottom of the mounting plate and the damping component.
By adopting the technical scheme, in daily use, a worker opens the box door hinged with the open slot, the box door is closed after the capacitor is arranged at the top of the mounting plate arranged in the box body, a closed space is formed in the box body, then the vacuumizing equipment is connected with one end of the air suction pipe far away from the box body, the air in the vacuum cavity is sucked out by the air suction pipe by using the vacuumizing equipment, so that vacuum is formed in the vacuum cavity, when the capacitor operates, noise generated by vibration is transmitted into the shell through the air in the box body, because the vacuum cavity in a vacuum state is arranged outside the shell, the noise in the shell cannot be transmitted out of the shell due to the lack of media required by sound transmission in the vacuum cavity, the one-way valve arranged in the middle of the air suction pipe can avoid the phenomenon that the sound insulation effect of the vacuum cavity is weakened due to the fact that the air, the shock pad arranged between the outer wall of the bottom of the box body and the outer wall of the shell can play a role of supporting the box body, when noise is transmitted into the shock pad through the box body, vibration caused by the noise is absorbed by deformation generated by the shock pad, when the noise is transmitted into the box door, the sound insulation cavity arranged in the box door can also play a role of weakening the noise, by the mode, the noise generated during the operation of the capacitor is difficult to be transmitted out of the box body, after the vibration generated during the operation of the capacitor is weakened by the insulating pad arranged at the top of the mounting plate, the vibration is transmitted onto the mounting plate, and then the vibration is transmitted into the shock absorption assembly arranged in the shock absorption box through the shock absorption assembly arranged at the bottom of the mounting plate, the vibration generated during the operation of the capacitor is absorbed through the shock absorption assembly, the influence of the noise caused by the vibration on the surrounding environment is avoided, and the, and the current that leads to existence in the shell causes the phenomenon of threat to people's safety to take place, compare with prior art, the utility model discloses the noise that produces when having reduced equipment operation is to the influence of all ring edge borders.
The utility model discloses further set up to: damping component includes the backup pad of vertical slip setting in the surge tank, backup pad upper surface and shock attenuation pole bottom fixed connection, the even interval in backup pad bottom is provided with a plurality of telescopic links, the cover is equipped with buffer spring on the telescopic link outer wall, the telescopic link bottom be connected with the vertical sliding connection's of surge tank inside wall shock attenuation board, buffer spring's bottom and top respectively with backup pad bottom and shock attenuation board top butt.
Through adopting above-mentioned technical scheme, in daily use, the vibrations that produce during the condenser operation pass through the shock attenuation pole and transmit the backup pad, vibrations after through backup pad homodisperse transmit telescopic link and buffer spring in, flexible and buffer spring's deformation through the telescopic link absorbs vibrations, pass through the telescopic link and buffer spring's weakening back through the vibrations that weaken, through the shock attenuation board dispersion back, transmit the damper bottom portion uniformly, through such mode, the vibrations that produce during the absorption condenser operation, avoid causing the pollution to the environment because of the noise that vibrations produced, compare with prior art, the utility model provides the high noise reduction of equipment effect.
The utility model discloses further set up to: the box body is characterized in that a plurality of buffer hydraulic cylinders are vertically arranged on the inner wall of the bottom of the box body, connecting rods are arranged at the output ends of the buffer hydraulic cylinders, and buffer plates are arranged at the ends, far away from the buffer hydraulic cylinders, of the connecting rods.
Through adopting above-mentioned technical scheme, in daily use, the vibrations that produce when the condenser are too big, when leading to the mounting panel to reciprocate in the box, rock too big mounting panel bottom and can contact the buffer board top, the impact force that the mounting panel produced when rocking passes through buffer board and connecting rod in proper order after, transmits the buffer hydraulic cylinder in, absorb the impact force through buffer hydraulic cylinder, avoid too big because of the vibrations that the condenser produced on the mounting panel, and the phenomenon that leads to the noise to increase takes place.
The utility model discloses further set up to: a plurality of damping springs are vertically arranged between the bottom of the damping plate and the inner wall of the bottom of the damping box.
Through adopting above-mentioned technical scheme, in daily use, damping spring who sets up between shock attenuation board bottom and shock attenuation bottom of the case inner wall can absorb the vibrations that are transmitted to on the shock attenuation bottom of the case inner wall by shock attenuation board bottom through warping, avoids taking place mechanical friction or mechanical striking and producing the noise because of shock attenuation board and shock attenuation bottom of the case, through such mode, improves equipment's noise reduction effect.
The utility model discloses further set up to: and a rubber pad is arranged at the top of the buffer plate.
Through adopting above-mentioned technical scheme, in daily use, the rubber pad that sets up at the buffer board top can absorb the impact force when strikeing by mounting panel and buffer board, avoids taking place the striking because of the mounting panel is direct with the buffer board, and produces the noise, through such mode, improve equipment's noise reduction.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, 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 inventive exercise.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic sectional view taken along the direction a-a in fig. 1.
The labels in the figures are:
1-open slot, 2-box, 3-shell, 4-box door, 5-sound insulation cavity, 6-shock absorption pad, 7-vacuum cavity, 8-air suction pipe, 9-one-way valve, 10-mounting plate, 11-insulation pad, 12-shock absorption box, 13-shock absorption sleeve, 14-shock absorption rod, 15-support plate, 16-telescopic rod, 17-buffer spring, 18-shock absorption plate, 19-buffer hydraulic cylinder, 20-connecting rod, 21-buffer plate, 22-shock absorption spring and 23-rubber pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
As shown in fig. 1-2, the utility model discloses a novel power capacitor is with inhaling sound and making an uproar cavity of making an uproar falls the utility model discloses in the embodiment of the utility model: the damping box comprises a box body 2 with an open slot 1 in the middle of the outer wall of one side, a shell 3 sleeved outside the box body 2, wherein one end of the open slot 1 far away from the box body 2 is communicated with the outer side wall of the shell 3, a box door 4 is arranged in the open slot 1, a sound insulation cavity 5 is arranged in the box door 4, one side of the box door 4 is hinged with one end of the open slot 1 far away from the box body 2, a damping pad 6 is arranged between the outer wall of the bottom of the box body 2 and the inner wall of the bottom of the shell 3, a vacuum cavity 7 is arranged between the outer wall of the box body 2 and the inner wall of the shell 3, the bottom of the outer side wall of the shell 3 is communicated with an air suction pipe 8, a one-way valve 9 is arranged in the middle of the air suction pipe 8, the one end that shock attenuation case 12 was kept away from to shock attenuation sleeve 13 passes 3 bottoms of casings and shock pad 6 back and 2 bottom inner walls of box intercommunication in proper order, vertical slip is provided with shock attenuation pole 14 in the shock attenuation sleeve 13, be provided with damper in the shock attenuation case 12, 14 tops of shock attenuation pole and bottom are connected with mounting panel 10 bottom and damper respectively.
By adopting the technical scheme, in daily use, a worker opens the box door 4 hinged with the open slot 1, after the capacitor is arranged on the top of the mounting plate 10 arranged in the box body 2, the box door 4 is closed to form a closed space in the box body 2, then the vacuumizing device is connected with one end of the air suction pipe 8 far away from the box body 2, the vacuumizing device is used for sucking out gas in the vacuum cavity 7 through the air suction pipe 8, so that vacuum is formed in the vacuum cavity 7, noise generated by vibration during the operation of the capacitor is transmitted to the shell 3 through air in the box body 2, because the vacuum cavity 7 in a vacuum state is arranged outside the shell 3, the noise in the shell 3 cannot be transmitted to the outside of the shell 3 due to the lack of media required by sound transmission in the vacuum cavity 7, and the one-way valve 9 arranged in the middle of the air suction pipe 8 can prevent the gas in the atmosphere from entering, the phenomenon that the sound insulation effect of the vacuum cavity 7 is weakened due to the fact that the vacuum in the vacuum cavity 7 is broken occurs, the shock absorption pad 6 arranged between the outer wall of the bottom of the box body 2 and the outer wall of the shell 3 can play a role of supporting the box body 2, when noise is transmitted into the shock absorption pad 6 through the box body 2, vibration caused by the noise is absorbed by deformation generated by the shock absorption pad 6, when the noise is transmitted into the box door 4, the sound insulation cavity 5 arranged in the box door 4 can also play a role of weakening the noise, through the mode, the noise generated when the capacitor operates is difficult to be transmitted out of the box body 2, when the capacitor operates, the vibration generated when the capacitor operates is weakened through the insulation pad 11 arranged at the top of the mounting plate 10 and then transmitted to the mounting plate 10, and then transmitted into the shock absorption component arranged in the shock absorption box 12 through the shock absorption component arranged at the bottom of the mounting, avoid causing the influence to the surrounding environment because of the noise that vibrations lead to, insulating pad 11 can also avoid passing through mounting panel 10 because of the electric current in the condenser and transmitting to the shell, and the electric current that leads to existence in the shell causes the phenomenon of threat to people's safety to take place, compare with prior art, the utility model discloses the noise that produces when having reduced equipment operation is to the influence of surrounding environment.
In the embodiment of the present invention: damping component includes the backup pad 15 of vertical slip setting in surge tank 12, 15 upper surfaces of backup pad and 14 bottom fixed connection of shock attenuation pole, the even interval in backup pad 15 bottoms is provided with a plurality of telescopic links 16, the cover is equipped with buffer spring 17 on the 16 outer walls of telescopic link, 16 bottoms of telescopic link are connected with the shock attenuation board 18 with the vertical sliding connection of 12 inside walls of surge tank, buffer spring 17's bottom and top respectively with backup pad 15 bottoms and 18 top butts of shock attenuation board.
Through adopting above-mentioned technical scheme, in daily use, the vibrations that produce during the condenser operation transmit backup pad 15 through shock attenuation pole 14, vibrations after 15 homodisperses through the backup pad transmit in telescopic link 16 and buffer spring 17, flexible through telescopic link 16 and buffer spring 17's deformation absorption vibrations, pass through telescopic link 16 and buffer spring 17's weakening back through the vibrations that weaken, through 18 dispersion backs of shock attenuation board, transmit surge tank 12 bottoms uniformly, through such a mode, the vibrations that produce during the absorption condenser operation, avoid causing the pollution to the environment because of the noise that vibrations produced, compared with the prior art, the utility model provides the high noise reduction effect of equipment.
In the embodiment of the present invention: a plurality of buffer hydraulic cylinders 19 are vertically arranged on the inner wall of the bottom of the box body 2, connecting rods 20 are arranged at the output ends of the buffer hydraulic cylinders 19, and buffer plates 21 are arranged at the ends, far away from the buffer hydraulic cylinders 19, of the connecting rods 20.
Through adopting above-mentioned technical scheme, in daily use, the vibrations that produce when the condenser are too big, when leading to mounting panel 10 to reciprocate in box 2, it can contact buffer board 21 top to rock too big mounting panel 10 bottom, the impact force that produces when mounting panel 10 rocks passes through buffer board 21 and connecting rod 20 back in proper order, transmit in buffering hydraulic cylinder 19, absorb the impact force through buffering hydraulic cylinder 19, avoid too big because of the vibrations that the condenser produced on mounting panel 10, and the phenomenon that leads to the noise to increase takes place.
In the embodiment of the present invention: a plurality of damping springs 22 are vertically arranged between the bottom of the damping plate 18 and the inner wall of the bottom of the damping box 12.
Through adopting above-mentioned technical scheme, in daily use, damping spring 22 that sets up between damper plate 18 bottom and damper box 12 bottom inner wall can absorb the vibrations that are transmitted to damper box 12 bottom inner wall by damper plate 18 bottom through warping, avoids taking place mechanical friction or mechanical striking and producing the noise because of damper plate 18 and damper box 12 bottom, and through such mode, improve equipment's noise reduction effect.
In the embodiment of the present invention: the top of the buffer plate 21 is provided with a rubber pad 23.
Through adopting above-mentioned technical scheme, in daily use, the rubber pad 23 that sets up at buffer board 21 top can absorb the impact force when strikeing by mounting panel 10 and buffer board 21, avoids taking place the striking because of mounting panel 10 is direct with buffer board 21, and the noise production, through such mode, improve equipment's noise reduction effect.
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 (5)
1. The utility model provides a novel power capacitor is with inhaling sound and falling the cavity of making an uproar which characterized in that: comprises a box body (2) with an open slot (1) arranged in the middle of the outer wall at one side, and a shell (3) sleeved outside the box body (2), wherein one end of the open slot (1) far away from the box body (2) is communicated with the outer side wall of the shell (3), a box door (4) is arranged in the open slot (1), a sound insulation cavity (5) is arranged in the box door (4), one side of the box door (4) is hinged with one end of the open slot (1) far away from the box body (2), a shock pad (6) is arranged between the outer wall at the bottom of the box body (2) and the inner wall at the bottom of the shell (3), a vacuum cavity (7) is arranged between the outer wall of the box body (2) and the inner wall of the shell (3), an air suction pipe (8) is communicated with the bottom of the outer side wall of, mounting panel (10) top is provided with insulating pad (11), casing (3) bottom is provided with damper box (12), damper box (12) top intercommunication has a plurality of shock attenuation sleeves (13), the one end that damper box (12) were kept away from in damper box (13) passes behind casing (3) bottom and damper pad (6) in proper order with box (2) bottom inner wall intercommunication, vertical slip is provided with shock attenuation pole (14) in damper box (13), be provided with damper in damper box (12), shock attenuation pole (14) top and bottom are connected with mounting panel (10) bottom and damper respectively.
2. The novel sound-absorbing and noise-reducing cavity for the power capacitor as claimed in claim 1, wherein: damping component includes backup pad (15) of vertical slip setting in surge tank (12), backup pad (15) upper surface and shock attenuation pole (14) bottom fixed connection, backup pad (15) bottom even interval is provided with a plurality of telescopic links (16), the cover is equipped with buffer spring (17) on telescopic link (16) outer wall, telescopic link (16) bottom be connected with surge tank (12) the vertical sliding connection's of inside wall shock attenuation board (18), the bottom and the top of buffer spring (17) respectively with backup pad (15) bottom and shock attenuation board (18) top butt.
3. The novel sound-absorbing and noise-reducing cavity for the power capacitor as claimed in claim 2, wherein: the box body (2) is characterized in that a plurality of buffer hydraulic cylinders (19) are vertically arranged on the inner wall of the bottom of the box body (2), connecting rods (20) are arranged at the output ends of the buffer hydraulic cylinders (19), and buffer plates (21) are arranged at the ends, far away from the buffer hydraulic cylinders (19), of the connecting rods (20).
4. The novel sound-absorbing and noise-reducing cavity for the power capacitor as claimed in claim 3, wherein: a plurality of damping springs (22) are vertically arranged between the bottom of the damping plate (18) and the inner wall of the bottom of the damping box (12).
5. The novel sound-absorbing and noise-reducing cavity for the power capacitor as claimed in claim 4, wherein: the top of the buffer plate (21) is provided with a rubber pad (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021434107.4U CN212365755U (en) | 2020-07-20 | 2020-07-20 | Novel sound-absorbing and noise-reducing cavity for power capacitor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021434107.4U CN212365755U (en) | 2020-07-20 | 2020-07-20 | Novel sound-absorbing and noise-reducing cavity for power capacitor |
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| CN212365755U true CN212365755U (en) | 2021-01-15 |
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| CN202021434107.4U Active CN212365755U (en) | 2020-07-20 | 2020-07-20 | Novel sound-absorbing and noise-reducing cavity for power capacitor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113834136A (en) * | 2021-10-27 | 2021-12-24 | 佛山市森龙电器有限公司 | Air conditioner outdoor unit shell with noise reduction structure |
| CN114001119A (en) * | 2021-10-27 | 2022-02-01 | 湖南弘辉科技有限公司 | Vibration reduction reinforcing structure for bottom space of marine compressor |
| CN114110135A (en) * | 2021-08-11 | 2022-03-01 | 北京中成科信科技发展有限公司 | Noise reduction shell for wing gate |
-
2020
- 2020-07-20 CN CN202021434107.4U patent/CN212365755U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114110135A (en) * | 2021-08-11 | 2022-03-01 | 北京中成科信科技发展有限公司 | Noise reduction shell for wing gate |
| CN114110135B (en) * | 2021-08-11 | 2024-04-30 | 北京中成科信科技发展有限公司 | Noise reduction shell for wing brake |
| CN113834136A (en) * | 2021-10-27 | 2021-12-24 | 佛山市森龙电器有限公司 | Air conditioner outdoor unit shell with noise reduction structure |
| CN114001119A (en) * | 2021-10-27 | 2022-02-01 | 湖南弘辉科技有限公司 | Vibration reduction reinforcing structure for bottom space of marine compressor |
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