CN209641469U - A kind of power transformer of noise reduction environmental protection - Google Patents
A kind of power transformer of noise reduction environmental protection Download PDFInfo
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- CN209641469U CN209641469U CN201920050864.2U CN201920050864U CN209641469U CN 209641469 U CN209641469 U CN 209641469U CN 201920050864 U CN201920050864 U CN 201920050864U CN 209641469 U CN209641469 U CN 209641469U
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- transformer
- cabinet
- fixedly connected
- proof box
- sound
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Abstract
The utility model discloses a kind of power transformers of noise reduction environmental protection, belong to transformer technology field, a kind of power transformer of noise reduction environmental protection, including transformer body and transformer-cabinet, and transformer is mounted on inside transformer-cabinet, transformer-cabinet left and right ends, which are dug, multiple equally distributed heat release holes, outer sound proof box is cased with outside transformer-cabinet, damping base there are four being fixedly connected between transformer-cabinet lower end and outer sound proof box, loop buffer air bag is fixedly connected between transformer-cabinet left and right ends and outer sound insulation box inner wall, the functional ball of multiple annular array distributions is fixedly connected on loop buffer air bag inner sidewall, functional ball both ends are fixedly connected to ceramic column, and transformer-cabinet is fixedly connected a pair of of ceramic column with outer sound proof box respectively, transformer-cabinet left and right ends, which are dug, heat exchanging holes, it can be with It realizes and on the one hand reduces the noise that transformer generates in the process of running, on the other hand reduce the transmitting of noise outwardly.
Description
Technical field
The utility model relates to transformer technology fields, more specifically to a kind of power transformer of noise reduction environmental protection.
Background technique
Transformer be for convert alternating voltage, electric current and transmit the static electrical equipment of one kind of AC energy, it is
Electric energy transmitting is realized according to the principle of electromagnetic induction, and transformer can be divided into power transformer, testing transformer, instrument with regard to its purposes
It is the necessaries of power transmission and distribution, power consumer distribution with transformer and the transformer of specific use: power transformer；Test
The equipment that transformer carries out pressure-resistant (boosting) test to electrical equipment；Instrument transformer as distribution system electric measurement, after
Electric protection is used (PT, CT)；The transformer of specific use has smelting furnace transformer, welding transformer, electrolytic rectifier to become
Depressor, small-sized adjustable transformer etc..
Power transformer is a kind of static electrical equipment, is for the alternating voltage (electric current) of a certain numerical value is become frequency
The equipment of the different voltage (electric current) of the identical another or several numerical value of rate is just generated when first winding passes to alternating current
The magnetic flux of the magnetic flux of alternation, alternation is acted on by iron core magnetic conduction, and AC electromotive force, secondary induction are just induced in secondary winding
The height of electromotive force and a secondary winding the number of turns number it is related, i.e. voltage swing is directly proportional to the number of turns, and main function is transmission
Electric energy, therefore, rated capacity are its major parameters, and rated capacity is the usual value of a performance power, it is characterization transmission
The size of electric energy, is indicated with kVA or MVA, when applying voltage rating to transformer, is determined according to it under prescribed conditions not
More than the rated current of temperature limit, more energy-efficient power transformer is Amorphous Alloy Distribution Transformer, and maximum is excellent
Can point be that no-load loss value spy is low, finally ensure no-load loss value, be that the core to be considered in entire design process is asked
Topic, when product structure is arranged, except amorphous alloy core to be considered itself is not in addition to by the effect of external force, while also when calculating
The characterisitic parameter of the accurate Rational choice amorphous alloy of palpus.
Due to the limitation that existing power transformer itself designs so that transformer occur in the process of running vibration to
Noise is generated, while the operation of transformer cooling system also generates mechanicalness noise, causes serious shadow to transformer surroundings
Ring, the noise that transformer is emitted around by air is synthesized by two parts noise, a part be due to tank wall vibration and
This bulk noise generated；Another part is the cooling device noise due to cooling fan and oil pump vibration generation, noise pollution
Improvement is increasingly taken seriously in recent years, and excessive noise will affect the daily life of surrounding resident, influence the rest of resident.
Utility model content
1. technical problems to be solved
Aiming at the problems existing in the prior art, the purpose of this utility model is to provide a kind of changes of the electric power of noise reduction environmental protection
Depressor, it may be implemented on the one hand to reduce the noise that transformer generates in the process of running, on the other hand reduce noise outwardly
Transmitting.
2. technical solution
To solve the above problems, the utility model adopts the following technical scheme.
A kind of power transformer of noise reduction environmental protection, including transformer body and transformer-cabinet, and transformer is mounted on change
Depressor box house, the transformer-cabinet left and right ends, which are dug, multiple equally distributed heat release holes, the transformer tank
It is cased with outer sound proof box in vitro, is fixedly connected between the transformer-cabinet lower end and outer sound proof box there are four damping base, it is described
Loop buffer air bag, the loop buffer air bag are fixedly connected between transformer-cabinet left and right ends and outer sound insulation box inner wall
The functional ball of multiple annular array distributions is fixedly connected on inner sidewall, the functional ball both ends are fixedly connected to ceramic
Column, and transformer-cabinet is fixedly connected a pair of of ceramic column with outer sound proof box respectively, the transformer-cabinet left and right ends are equal
Cutting has heat exchanging holes, and shutter is equipped in the heat exchanging holes, and the shutter is provided with damping close to transformer-cabinet side
Net, and be fixedly connected between damping screen and loop buffer air bag, on the one hand reduction transformer may be implemented and produce in the process of running
On the other hand raw noise reduces the transmitting of noise outwardly.
Further, the functional ball includes silica gel spherical shell, thermal conductive network and sound-absorbing core, and the silica-gel sphere valve jacket is thermally conductive
The outer surface of net, and sound-absorbing core is filled in the inner cavity of thermal conductive network, silica gel spherical shell has the function of elastic shock attenuation, not only acts as branch
The effect of transformer-cabinet is supportted, while loop buffer air bag can be cooperated to carry out damping, thermal conductive network plays thermally conductive effect, rapidly
By the heat hoarded on transformer-cabinet to conduction at shutter, sound-absorbing core is for enriching silica gel spherical shell and absorbing noise.
Further, the sound-absorbing core is one or more of iron filings, fine sand, glass fibre and sound-absorbing sponge,
Noise can be absorbed in iron filings, fine sand, glass fibre and sound-absorbing sponge, reduces the transmitting of noise outwardly.
Further, the damping base includes rubber block, hard plank and hard spring, a pair of rubber block difference
It is fixedly connected between transformer-cabinet and outer sound proof box, a pair of described rubber block one end close to each other, which is fixed with hard plank, to be connected
It connecing, multiple hard springs are fixedly connected between a pair of of hard plank, and damping base has excellent cushioning buffer effect,
Noise when weakening the vibration of transformer-cabinet, and then reducing because of the vibration of transformer-cabinet tank wall.
Further, the transformer tank external surface is coated with sound absorbing layer, and the sound absorbing layer is the resistance of spary coating type macromolecule
Damping material, sound absorbing layer can weaken the noise generated when transformer body operation.
Further, the outer sound proof box is made of deadening felt, and the outer sound proof box outer surface is also coated with noise deadener,
The noise that outer sound proof box generates when can be very good to run transformer body completely cuts off very well in its inner cavity, and it is outside to reduce noise
The transmitting on boundary.
3. beneficial effect
Compared with the prior art, utility model has the advantages that
(1) this programme may be implemented on the one hand to reduce the noise that transformer generates in the process of running, on the other hand reduce
The transmitting of noise outwardly.
(2) functional ball includes silica gel spherical shell, thermal conductive network and sound-absorbing core, silica-gel sphere valve jacket in the outer surface of thermal conductive network, and
Sound-absorbing core is filled in the inner cavity of thermal conductive network, and silica gel spherical shell has the function of elastic shock attenuation, not only acts as support transformer-cabinet
Effect, while can cooperate loop buffer air bag carry out damping, thermal conductive network plays thermally conductive effect, rapidly by transformer-cabinet
On the heat hoarded to conducting at shutter, sound-absorbing core is for enriching silica gel spherical shell and absorbing noise.
(3) sound-absorbing core is one or more of iron filings, fine sand, glass fibre and sound-absorbing sponge, iron filings, fine sand,
Noise can be absorbed in glass fibre and sound-absorbing sponge, reduces the transmitting of noise outwardly.
(4) damping base includes rubber block, hard plank and hard spring, a pair of of rubber block difference transformer-cabinet and outer
It is fixedly connected between sound proof box, a pair of of rubber block one end close to each other is fixedly connected with hard plank, and multiple hard springs are solid
Surely it being connected between a pair of of hard plank, damping base has excellent cushioning buffer effect, weaken the vibration of transformer-cabinet,
And then noise when reducing because of the vibration of transformer-cabinet tank wall.
(5) transformer tank external surface is coated with sound absorbing layer, and sound absorbing layer is spary coating type polymer damping material, and sound absorbing layer can
To weaken the noise generated when transformer body operation.
(6) outer sound proof box is made of deadening felt, and outer sound proof box outer surface is also coated with noise deadener, and outer sound proof box can be very
The good noise generated when running transformer body completely cuts off very well in its inner cavity, reduces the transmitting of noise outwardly.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the outer sound insulation box part of the utility model；
Fig. 2 is the structural schematic diagram of the utility model loop buffer air bag and function ball portion；
Fig. 3 is the structural schematic diagram of the utility model function ball portion；
Fig. 4 is the structural schematic diagram of the utility model damping base part.
Figure label explanation:
1 transformer-cabinet, 2 outer sound proof boxs, 3 damping bases, 301 rubber blocks, 302 hard planks, 303 hard springs, 4
Loop buffer air bag, 5 functional balls, 501 silica gel spherical shells, 502 thermal conductive networks, 503 sound-absorbing cores, 6 ceramic columns, 7 damping screens, 8
Shutter.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe；Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment, based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside", " top/bottom end " etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model
It is described with simplifying, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation structure
It makes and operates, therefore should not be understood as limiting the present invention.In addition, term " first ", " second " are only used for description mesh
, it is not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " being provided with ", " be arranged/connect ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, can also be with
It is to be detachably connected, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be with
Indirectly connected through an intermediary, it can be the connection inside two elements.For the ordinary skill in the art, may be used
The concrete meaning of above-mentioned term in the present invention is understood with concrete condition.
Embodiment 1:
A kind of power transformer of noise reduction environmental protection referring to FIG. 1-2, including transformer body and transformer-cabinet 1, and become
Depressor is mounted on inside transformer-cabinet 1, and 1 left and right ends of transformer-cabinet, which are dug, multiple equally distributed heat release holes, is become
It is cased with outer sound proof box 2 outside depressor cabinet 1, plays the effect of sound insulation, it is fixed between 1 lower end of transformer-cabinet and outer sound proof box 2 to connect
Connect the effect for playing a supporting role and buffering the vibration of transformer-cabinet 1 there are four damping base 3,1 left and right ends of transformer-cabinet
It is fixedly connected with loop buffer air bag 4 between outer 2 inner sidewall of sound proof box, equally plays the work that buffering transformer-cabinet 1 vibrates
With being fixedly connected with the functional ball 5 of multiple annular arrays distribution on 4 inner sidewall of loop buffer air bag, play support transformer tank
The effect of body 1, while guiding the heat on transformer-cabinet 1 to distribute, and itself equally have the effect of bumper and absorbing shock, function
5 both ends of energy ball are fixedly connected to ceramic column 6, play connection and thermally conductive effect, and a pair of of ceramic column 6 becomes respectively
Depressor cabinet 1 is fixedly connected with outer sound proof box 2, and 1 left and right ends of transformer-cabinet, which are dug, heat exchanging holes, face transformer-cabinet
1 heat release hole and outside air, which is realized, to exchange heat, and shutter 8 is equipped in heat exchanging holes, improves heat exchange area and heat exchange efficiency, blinds
Window 8 is provided with damping screen 7 close to 1 side of transformer-cabinet, plays the role of current stabilization and reduces air vibration, while can be kept off with dust-break
Foreign matter, and be fixedly connected between damping screen 7 and loop buffer air bag 4.
Referring to Fig. 3, functional ball 5 include silica gel spherical shell 501, thermal conductive network 502 and sound-absorbing core 503,501 sets of silica gel spherical shell
In the outer surface of thermal conductive network 502, and sound-absorbing core 503 is filled in the inner cavity of thermal conductive network 502, and silica gel spherical shell 501 subtracts with elasticity
The effect of shake, not only acts as the effect of support transformer-cabinet 1, while loop buffer air bag 4 can be cooperated to carry out damping, thermally conductive
Net 502 plays thermally conductive effect, rapidly conducts the heat hoarded on transformer-cabinet 1 at shutter 8, sound-absorbing core 503
For enriching silica gel spherical shell 501 and absorbing noise, sound-absorbing core 503 is one in iron filings, fine sand, glass fibre and sound-absorbing sponge
Kind is a variety of, and noise can be absorbed in iron filings, fine sand, glass fibre and sound-absorbing sponge, reduces the transmitting of noise outwardly.
Referring to Fig. 4, damping base 3 includes rubber block 301, hard plank 302 and hard spring 303, a pair of of rubber block
301 are fixedly connected between transformer-cabinet 1 and outer sound proof box 2 respectively, and a pair of of rubber block 301 one end close to each other is and hard
Plank 302 is fixedly connected, and multiple hard springs 303 are fixedly connected between a pair of of hard plank 302, and damping base 3 has excellent
Different cushioning buffer effect weakens the vibration of transformer-cabinet 1, and then reduces because of noise when 1 tank wall of transformer-cabinet vibrates.
Referring to Fig. 1,1 outer surface of transformer-cabinet is coated with sound absorbing layer, sound absorbing layer is spary coating type polymer damping material,
Sound absorbing layer can weaken the noise generated when transformer body operation.
Referring to Fig. 1, outer sound proof box 2 is made of deadening felt, outer 2 outer surface of sound proof box is also coated with noise deadener, outside every
The noise that speaker 2 generates when can be very good to run transformer body completely cuts off very well in its inner cavity, reduces noise outwardly
Transmitting.
In use, cooperation realization subtracts 1 multiple directions of transformer-cabinet jointly for damping base 3 and loop buffer air bag 4
Effect is shaken, for functional ball 5 while assist damping, heat on guidance transformer-cabinet 1 is to distributing at shutter 8, transformer
The noise generated when this running body is obtaining first step decrease after cushioning effect, by 1 outer surface of transformer-cabinet
Sound absorbing layer and functional ball 5 obtain the second decrease, finally under the cooperation of outer sound proof box 2, by Noise insulati in outer 2 inner cavity of sound proof box
In, it is not easy to be transferred to the external world, compared with traditional power transformer, the utility model may be implemented on the one hand reduction transformer and exist
On the other hand the noise generated in operational process reduces the transmitting of noise outwardly.
The preferable specific embodiment of the above, only the utility model；But the protection scope of the utility model is not
It is confined to this.Anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its improvement design is subject to equivalent substitution or change, should all cover in the protection scope of the utility model
It is interior.
Claims (6)
1. a kind of power transformer of noise reduction environmental protection, including transformer body and transformer-cabinet (1), and transformer is mounted on change
Depressor cabinet (1) is internal, and transformer-cabinet (1) left and right ends, which are dug, multiple equally distributed heat release holes, feature
Be: being cased with outer sound proof box (2) outside the transformer-cabinet (1), transformer-cabinet (1) lower end and outer sound proof box (2) it
Between be fixedly connected there are four damping base (3), between transformer-cabinet (1) left and right ends and outer sound proof box (2) inner sidewall
It is fixedly connected with loop buffer air bag (4), multiple annular arrays point is fixedly connected on loop buffer air bag (4) inner sidewall
The functional ball (5) of cloth, functional ball (5) both ends are fixedly connected to ceramic column (6), and a pair of of ceramic column (6)
Transformer-cabinet (1) is fixedly connected with outer sound proof box (2) respectively, and transformer-cabinet (1) left and right ends, which are dug, heat exchange
Hole is equipped with shutter (8) in the heat exchanging holes, and the shutter (8) is provided with damping screen close to transformer-cabinet (1) side
(7), it and between damping screen (7) and loop buffer air bag (4) is fixedly connected.
2. a kind of power transformer of noise reduction environmental protection according to claim 1, it is characterised in that: functional ball (5) packet
Silica gel spherical shell (501), thermal conductive network (502) and sound-absorbing core (503) are included, the silica gel spherical shell (501) covers in thermal conductive network (502)
Outer surface, and sound-absorbing core (503) is filled in the inner cavity of thermal conductive network (502).
3. a kind of power transformer of noise reduction environmental protection according to claim 2, it is characterised in that: the sound-absorbing core
It (503) is one or more of iron filings, fine sand, glass fibre and sound-absorbing sponge.
4. a kind of power transformer of noise reduction environmental protection according to claim 1, it is characterised in that: the damping base (3)
Including rubber block (301), hard plank (302) and hard spring (303), a pair of rubber block (301) difference transformer tank
Be fixedly connected between body (1) and outer sound proof box (2), a pair of rubber block (301) one end close to each other with hard plank
(302) it is fixedly connected, multiple hard springs (303) are fixedly connected between a pair of of hard plank (302).
5. a kind of power transformer of noise reduction environmental protection according to claim 1, it is characterised in that: the transformer-cabinet
(1) outer surface is coated with sound absorbing layer, and the sound absorbing layer is spary coating type polymer damping material.
6. a kind of power transformer of noise reduction environmental protection according to claim 1, it is characterised in that: the outer sound proof box (2)
It is made of deadening felt, outer sound proof box (2) outer surface is also coated with noise deadener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920050864.2U CN209641469U (en) | 2019-01-14 | 2019-01-14 | A kind of power transformer of noise reduction environmental protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920050864.2U CN209641469U (en) | 2019-01-14 | 2019-01-14 | A kind of power transformer of noise reduction environmental protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209641469U true CN209641469U (en) | 2019-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920050864.2U Expired - Fee Related CN209641469U (en) | 2019-01-14 | 2019-01-14 | A kind of power transformer of noise reduction environmental protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209641469U (en) |
Cited By (1)
| 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 |
-
2019
- 2019-01-14 CN CN201920050864.2U patent/CN209641469U/en not_active Expired - Fee Related
Cited By (2)
| 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 |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191115 Termination date: 20200114 |
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| CF01 | Termination of patent right due to non-payment of annual fee |