CN205723155U - A kind of power capacitor unit - Google Patents
A kind of power capacitor unit Download PDFInfo
- Publication number
- CN205723155U CN205723155U CN201620357638.5U CN201620357638U CN205723155U CN 205723155 U CN205723155 U CN 205723155U CN 201620357638 U CN201620357638 U CN 201620357638U CN 205723155 U CN205723155 U CN 205723155U
- Authority
- CN
- China
- Prior art keywords
- plate
- capacitor
- packet
- ripple
- acoustic filter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Abstract
This utility model relates to a kind of power capacitor unit, including capacitor casing and capacitor packet, described capacitor packet is placed in the middle part in described capacitor protector body, between described capacitor packet and described capacitor casing and the bosom of described capacitor packet is provided with ripple acoustic filter.Hinge structure, this utility model processing technology electric property simple, on capacitor affect little, noise radiation level, low cost can be reduced, be suitable for large-scale application.
Description
Technical field
This utility model relates to technical field of electric power, uses armoring mute sound shell, ripple acoustic filter fall particularly to one
The power capacitor of low noise radiation.
Background technology
DC transmission engineering is uneven for the energy source distribution of solution the western and eastern of China, realize long distance powedr transmission has the heaviest
The effect wanted.In recent years, along with the fast development of China's HVDC Transmission Technology, direct current transportation accounts for the ratio of China's electric power energy conveying
Example is increasing.After 2000, new more than 10 DC engineering of China puts into operation, the electric pressure of system from ±
500kV develops ± 1100kV rapidly.
Along with China's expanding economy and the raising of people's living standard, the requirement of Environmental protection improves year by year,
The problem that affects of surrounding enviroment is the most increasingly concerned by the noise that current conversion station is in operation.Build up the current conversion station put into operation at present
In, some has carried out noise reduction process to the equipment run the most respectively, is additionally arranged denoising device.But the current conversion station after putting into operation is carried out
Noise reduction process implements difficulty and investment is the biggest, and noise reduction is the most inconspicuous.Therefore, by reducing main noise generation equipment
It is preferable settling mode that noise controls the noise of whole current conversion station.And capacitor is the key in HVDC transmission system
One of equipment, is also one of topmost audible noise (hereinafter referred to as noise) radiation device in current conversion station, and call for bid literary composition accordingly
In part, the noise to capacitor is proposed the highest requirement, how to reduce the noise of capacitor and has become as that each producer is anxious to be waited to solve
Problem certainly.The noise of capacitor is owing to capacitor plate is under the effect of applied voltage, produces regular mechanical vibration
It is delivered to the mode that shell radiates again by case vibration travel in air.The noise reduction technology occurred at present still can not meet
The requirement that engineering is actual, it is therefore necessary to solve existing issue.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of processing technology electric property simply, to capacitor
Affect little, noise radiation level is relatively low, low cost, be suitable for large-scale application power capacitor unit.
The technical scheme that this utility model solves above-mentioned technical problem is as follows: a kind of power capacitor unit, including electric capacity
Device housing and capacitor packet, described capacitor packet is placed in the middle part in described capacitor protector body, described capacitor packet with
Between described capacitor casing and the bosom of described capacitor packet is provided with ripple acoustic filter.
The beneficial effects of the utility model are: ripple acoustic filter can reduce noise radiation level, and ripple acoustic filter can be effective
Reduce the vibration of capacitor packet, it is thus possible to reduce the noise radiation level that capacitor is overall, to capacitor packet electric property
Affect little so that capacitor packet keeps stable operation, extends the service life of this device, and processing technology be simple, low cost,
It is suitable for large-scale application.
On the basis of technique scheme, this utility model can also do following improvement.
Further, described ripple acoustic filter is in the top of described capacitor packet, and described ripple acoustic filter is in institute
State at the sleeve pipe on capacitor casing top.
Above-mentioned further scheme is used to provide the benefit that: ripple acoustic filter can effectively reduce the set on capacitor casing top
Noise radiation level at pipe, reduces noise by radiating at sleeve pipe.
Further, described ripple acoustic filter is in the bottom of described capacitor packet.
Above-mentioned further scheme is used to provide the benefit that: ripple acoustic filter can stablize support capacitor center, simultaneously energy
Reduce the noise radiation level in capacitor protector body.
Further, described ripple acoustic filter is for be made up of corrugated steel.
Using above-mentioned further scheme to provide the benefit that: corrugated steel low cost, processing technology is simple, the electricity to capacitor
Gas performance impact is little, is suitable for large-scale application.
Further, described ripple acoustic filter includes two corrugated platings, header board, back plate, upper plate and lower plate, and described header board is placed in
The rear side of described front plate, two described corrugated platings fix the both sides being placed in described front and rear panels, and with described header board and after
Plate connects and composes assembly, and described upper plate and lower plate are respectively placed in two described corrugated platings, the lower end of front and rear panels assembly
And lower end, and seal structure with two described corrugated platings, front and rear panels composition side shape.
Above-mentioned further scheme is used to provide the benefit that: two corrugated platings, header board, back plate, upper plate and lower plate are formed
Sealing structure, can effectively reduce noise radiation level, manufacturing process is simple, low cost；
Further, two described corrugated platings, front and rear panels are made by steel plate, and the thickness of its steel plate be 1mm～
3mm；Described upper plate and lower plate are made by steel plate, and the thickness of its steel plate is 1mm～50mm.
Use above-mentioned further scheme to provide the benefit that: to promote the structural strength of ripple acoustic filter, can reduce simultaneously and make an uproar
Acoustic radiation level, manufacturing process is simple, low cost；
Further, the ripple number on two described corrugated platings is 1～10, and ripple radius of curvature is more than 2mm.
Above-mentioned further scheme is used to provide the benefit that: ripple number is 1～10 can effectively buffer noise transmission, fall
Low noise radiation level.
Further, the middle part of described ripple acoustic filter is provided with cavity, is filled with air or liquid or solid in described cavity
Body material.
Above-mentioned further scheme is used to provide the benefit that: to be filled with air in cavity or liquid or solid material can reduce
Noise radiation level.
Further, described capacitor casing is made up of the steel plate that thickness is 1.5mm～6mm or aluminium alloy plate, described steel plate
For corrosion resistant plate.
Above-mentioned further scheme is used to provide the benefit that: the steel plate of 1.5mm～6mm or aluminium alloy plate can effectively reduce makes an uproar
Acoustic radiation level, manufacturing process is simple, low cost；Manufacturing process is simple, is suitable for large-scale application.
Further, described capacitor casing includes two side plates, front plate, backplate, top cover and base plate, described backplate
Being placed in the rear side of described front plate, two described side plates fix the both sides being placed in described front plate and backplate, said two side
Plate, front plate and backplate constitute column, and described top cover is placed in the upper end of described column, described base plate is fixing be placed in described
The lower end of column.
Above-mentioned further scheme is used to provide the benefit that: two side plates, front plate, backplate, top cover and base plate build
Become armoring mute sound shell, can effectively reduce noise radiation level.
Further, described capacitor packet is high-voltage parallel capacitor center, ac filter capacitor packet or direct current filter
Ripple capacitor packet.
Above-mentioned further scheme is used to provide the benefit that: applied widely.
Accompanying drawing explanation
Fig. 1 is the front view of a kind of power capacitor unit of this utility model；
Fig. 2 is the side view of Fig. 1；
Fig. 3 is the upward view of Fig. 1；
Fig. 4 is the top view of Fig. 1；
Fig. 5 is capacitor packet and the structural representation of ripple acoustic filter embodiment 1；
Fig. 6 is the structural representation of ripple acoustic filter embodiment 1；
Fig. 7 is capacitor packet and the structural representation of ripple acoustic filter embodiment 2；
Fig. 8 is the structural representation of ripple acoustic filter embodiment 2；
Fig. 9 is the side view of Fig. 8；
Figure 10 is the top view of Fig. 8.
In accompanying drawing, the list of parts representated by each label is as follows:
1, capacitor casing, 11, side plate, 12, front plate, 13, backplate, 14, top cover, 15, base plate；
2, capacitor packet；
3, ripple acoustic filter, 31, corrugated plating, 32, header board, 33, back plate, 34, upper plate, 35, lower plate；
4, sleeve pipe.
Detailed description of the invention
Being described principle of the present utility model and feature below in conjunction with accompanying drawing, example is served only for explaining this practicality
Novel, it is not intended to limit scope of the present utility model.
Embodiment 1:
As shown in Figures 1 to 6, a kind of power capacitor unit, including capacitor casing 1 and capacitor packet 2, described electricity
Container center 2 is placed in the middle part in described capacitor casing 1, between described capacitor packet 2 and described capacitor casing 1 and institute
The bosom stating capacitor packet 2 is provided with ripple acoustic filter 3.
Preferably, described ripple acoustic filter 3 is in the top of described capacitor packet 2, and described ripple acoustic filter 3 is in
At the sleeve pipe 4 on described capacitor casing 1 top.
Preferably, described ripple acoustic filter 3 is in the bottom of described capacitor packet 2.
Preferably, described ripple acoustic filter 3 is for be made up of corrugated steel.
Preferably, described capacitor casing 1 is made up of the steel plate that thickness is 3mm～6mm or aluminium alloy plate, and its steel plate is
Corrosion resistant plate.
Preferably, described capacitor casing 1 includes two side plates 11, front plate 12, backplate 13, top cover 14 and base plate
15, described backplate 13 is placed in the rear side of described front plate 12, and two described side plates 11 are fixed and are placed in described front plate 12 and the back of the body
The both sides of panel 13, said two side plate 11, front plate 12 and backplate 13 constitute column, and described top cover 14 is placed in described post
The upper end of shape body, the described fixing lower end being placed in described column of base plate 15.
Preferably, described capacitor packet 2 is high-voltage parallel capacitor center, ac filter capacitor packet or direct current filter
Ripple capacitor packet.
Embodiment 2:
As shown in Figure 7 to 9, a kind of power capacitor unit, including capacitor casing 1 and capacitor packet 2, described
Capacitor packet 2 is placed in the middle part in described capacitor casing 1, between described capacitor packet 2 and described capacitor casing 1 and
The bosom of described capacitor packet 2 is provided with ripple acoustic filter 3.
Preferably, described ripple acoustic filter 3 includes two corrugated platings 31, header board 32, back plate 33, upper plate 34 and lower plate 35,
Described header board 32 is placed in the rear side of described front plate 12, and two described corrugated platings 31 are fixing is placed in described header board 32 and back plate 33
Both sides, and connect and compose assembly with described header board 32 and back plate 33, described upper plate 34 and lower plate 35 are respectively placed in described in two
Corrugated plating 31, header board 32 and the lower end of back plate 33 assembly and lower end, and with two described corrugated platings 31, header board 32 and back plate 33
Composition side's shape seals structure.
Preferably, two described corrugated platings 31, header board 32 and back plate 33 are made by steel plate, and the thickness of its steel plate is
1mm～3mm；Described upper plate 34 and lower plate 35 are made by steel plate, and the thickness of its steel plate is 1mm～50mm.
Preferably, the ripple number on two described corrugated platings 31 is 1～10, and ripple radius of curvature is more than 2mm.
Preferably, the middle part of described ripple acoustic filter 3 is provided with cavity, is filled with air or liquid in described cavity.
Preferably, described capacitor casing 1 is made up of the steel plate that thickness is 1.5mm～6mm or aluminium alloy plate, and its steel plate
For corrosion resistant plate.
Preferably, described capacitor casing 1 includes two side plates 11, front plate 12, backplate 13, top cover 14 and base plate
15, described backplate 13 is placed in the rear side of described front plate 12, and two described side plates 11 are fixed and are placed in described front plate 12 and the back of the body
The both sides of panel 13, said two side plate 11, front plate 12 and backplate 13 constitute column, and described top cover 14 is placed in described post
The upper end of shape body, the described fixing lower end being placed in described column of base plate 15.
Preferably, described capacitor packet 2 is high-voltage parallel capacitor center, ac filter capacitor packet or direct current filter
Ripple capacitor packet.
The ripple acoustic filter 3 of this device can reduce noise radiation level, affects little on the electric property of capacitor packet 2,
Make capacitor packet 2 keep stable operation, extend the service life of this device, and processing technology is simple, low cost, be suitable for big
Sizable application；Furthermore two side plates 11, front plate 12, backplate 13, top cover 14 and base plate 15 are built into armoring mute sound shell, energy
Effectively reduce noise radiation level.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in guarantor of the present utility model
Within the scope of protecting.
Claims (11)
1. a power capacitor unit, including capacitor casing (1) and capacitor packet (2), it is characterised in that: described electric capacity
Device center (2) is placed in the middle part in described capacitor casing (1), described capacitor packet (2) and described capacitor casing (1) it
Between and the bosom of described capacitor packet (2) be provided with ripple acoustic filter (3).
A kind of power capacitor unit, it is characterised in that: described ripple acoustic filter (3) is in institute
State the top of capacitor packet (2), and described ripple acoustic filter (3) is in the sleeve pipe (4) on described capacitor casing (1) top
Place.
A kind of power capacitor unit, it is characterised in that: described ripple acoustic filter (3) is in institute
State the bottom of capacitor packet (2).
4. according to power capacitor unit a kind of described in any one of claims 1 to 3, it is characterised in that: described ripple acoustic filter
(3) for be made up of corrugated steel.
A kind of power capacitor unit, it is characterised in that: described ripple acoustic filter (3) includes two
Individual corrugated plating (31), header board (32), back plate (33), upper plate (34) and lower plate (35), described header board (32) is placed in described capacitor
The rear side of the front plate (12) of housing (1), two described corrugated platings (31) are fixing is placed in described header board (32) and back plate (33)
Both sides, and connect and compose assembly, described upper plate (34) and lower plate (35) with described header board (32) and back plate (33) and be respectively placed in
Two described corrugated platings (31), header board (32) and the lower end of back plate (33) assembly and lower end, and with two described corrugated platings
(31), header board (32) and back plate (33) composition side shape seal structure.
A kind of power capacitor unit, it is characterised in that: two described corrugated platings (31), header boards
(32) made by steel plate with back plate (33), and the thickness of its steel plate is 1mm～3mm；Described upper plate (34) and lower plate (35)
Made by steel plate, and the thickness of its steel plate is 1mm～50mm.
7. according to power capacitor unit a kind of described in claim 5 or 6, it is characterised in that: on two described corrugated platings (31)
Ripple number be 1～10, and ripple radius of curvature is more than 2mm.
A kind of power capacitor unit, it is characterised in that: the middle part of described ripple acoustic filter (3)
It is provided with cavity, in described cavity, is filled with air or liquid or solid material.
A kind of power capacitor unit, it is characterised in that: described capacitor casing (1) is by thickness
Steel plate or aluminium alloy plate for 1.5mm～6mm are made, and its steel plate is corrosion resistant plate.
10. according to power capacitor unit a kind of described in claim 1 or 9, it is characterised in that: described capacitor casing (1) is wrapped
Including two side plates (11), front plate (12), backplate (13), top cover (14) and base plate (15), described backplate (13) is placed in institute
Stating the rear side of front plate (12), two described side plates (11) are fixed and are placed in described front plate (12) and the both sides of backplate (13),
Said two side plate (11), front plate (12) and backplate (13) constitute column, and described top cover (14) is placed in described column
Upper end, the fixing lower end being placed in described column of described base plate (15).
11. a kind of power capacitor units according to claim 1, it is characterised in that: described capacitor packet (2) is high pressure
Shnt capacitor center, ac filter capacitor packet or DC filter capacitors center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620357638.5U CN205723155U (en) | 2016-04-26 | 2016-04-26 | A kind of power capacitor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620357638.5U CN205723155U (en) | 2016-04-26 | 2016-04-26 | A kind of power capacitor unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205723155U true CN205723155U (en) | 2016-11-23 |
Family
ID=57293439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620357638.5U Active CN205723155U (en) | 2016-04-26 | 2016-04-26 | A kind of power capacitor unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205723155U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105719832A (en) * | 2016-04-26 | 2016-06-29 | 桂林电力电容器有限责任公司 | Power capacitor unit |
-
2016
- 2016-04-26 CN CN201620357638.5U patent/CN205723155U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105719832A (en) * | 2016-04-26 | 2016-06-29 | 桂林电力电容器有限责任公司 | Power capacitor unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205723155U (en) | A kind of power capacitor unit | |
| CN105719832A (en) | Power capacitor unit | |
| CN205484445U (en) | Tandem SF6 gas -insulated impulse voltage generating device | |
| CN209150603U (en) | A kind of band protective device ring network cabinet | |
| CN209104756U (en) | A kind of bus duct with shockproof function | |
| CN205872139U (en) | Storage battery bracket operation car | |
| CN207217660U (en) | A kind of new and effective conductive corrosion-resistant pole plate | |
| CN202575103U (en) | Container data center wall board comprising anti-cold bridge structure | |
| CN206461198U (en) | A kind of new energy car battery aluminium alloy compression casting aluminium row | |
| CN201845792U (en) | Anti-explosion photovoltaic assembly | |
| CN209312913U (en) | A kind of fuel cell on graphene enhancing surface | |
| CN205211599U (en) | Low noise power capacitor | |
| CN205544536U (en) | Adhere to type solar charging treasure | |
| CN105449608B (en) | A kind of high protection busbar of wind energy two panels side dress | |
| CN201229765Y (en) | Solar music box | |
| CN210928340U (en) | Multifunctional stainless steel cabinet | |
| CN207545222U (en) | A kind of Medical terminal box body structure-improved | |
| CN207719526U (en) | A kind of emergency service cellular phone data line | |
| CN204151427U (en) | A kind of electric installation of electrolysis operation pole plate | |
| CN109103358A (en) | A kind of battery case and laminated battery plate | |
| CN206220724U (en) | A kind of cloudy arc enamelled steel sheet box door hanging device | |
| CN201717537U (en) | Integral carrying device of bus in gaseous insulating metal closed switch device | |
| CN208489281U (en) | It is a kind of with the lithium ion battery for compensating electrolyte to battery unit | |
| CN207625483U (en) | A kind of photovoltaic bracket connect base | |
| CN215899176U (en) | File cabinet based on various file storage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |