CN105742988A - Box-type substation box - Google Patents
Box-type substation box Download PDFInfo
- Publication number
- CN105742988A CN105742988A CN201610005517.9A CN201610005517A CN105742988A CN 105742988 A CN105742988 A CN 105742988A CN 201610005517 A CN201610005517 A CN 201610005517A CN 105742988 A CN105742988 A CN 105742988A
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- box
- foamed aluminium
- casing
- transformer substation
- type transformer
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
Abstract
The invention discloses a box-type substation box. The box-type substation box comprises a foamed aluminum base, a foamed aluminum box body arranged on the foamed aluminum base, a metal plate shell arranged outside the foamed aluminum box body, and a metal plate top arranged at the upper part of the foamed aluminum box body, wherein the foamed aluminum base, the foamed aluminum box body and the metal plate top form a cavity. According to the invention, the shielding effect of the box body structure of the box-type substation box on electromagnetic radiation and electromagnetic and mechanical noise is improved.
Description
Technical field
The present invention relates to transformer station field, in particular to a kind of box for box-type transformer substation.
Background technology
At present, transformer station's ubiquity electromagnetic radiation height, the fire prevention problem that protecting against shock performance is weak and noise is big.Wherein, the electromagnetic radiation pollution that high alternation power frequency electromagnetic field produces may interfere with the bio electricity of human body, and serious also can produce impact to the normal function of human brain and cardiomotility.The magnetostriction vibration of transformer core stalloy and the electromagnetism of vibration of reactor generation, mechanical noise then can affect the service behaviour of equipment, and the orthobiosis of surrounding resident is produced interference.Become increasingly conspicuous especially with the quickening of urbanization process, electricity needs rapid development, electromagnetic radiation and noise pollution problem.Although (electric field intensity: electric field power frequency 50Hz, electric pressure is 500kV time limit value is 4kV/m within regulation restriction for the electromagnetic radiation around the most of transformer station of test data display and noise pollution；Magnetic induction: power frequency 50Hz, electric pressure is 500kV time limit value is 0.1mT；Boundary Noise limit value: 60dB (A) between daytime, 50dB at night (A)).But still occasional occurs that electronic devices and components, electronic equipment are disturbed malfunctioning phenomenon in standing, the noise of community is complained and dispute also happens occasionally, and adds somewhat to the fear of resident, also disturbs the life of surrounding resident.Therefore, transformer station's electromagnetic radiation and noise pollution problem can not be ignored.
The commonly used outer layer plate protection of current transformer substation can only play the effect of electromagnetic shielding to a certain extent, and Control Noise Pollution dynamics is less.
For the problem of transformer station box shielding electromagnetic radiation and electromagnetism, mechanical noise weak effect in correlation technique, effective solution is not yet proposed at present.
Summary of the invention
Present invention is primarily targeted at a kind of box for box-type transformer substation of offer, with the problem solving box for box-type transformer substation shielding electromagnetic radiation and electromagnetism, mechanical noise weak effect.
To achieve these goals, according to an aspect of the invention, it is provided a kind of box for box-type transformer substation, this transformer station box includes: foamed aluminium base；Foamed aluminium casing, is arranged on foamed aluminium base；Sheet metal jacket, is arranged at the outside of foamed aluminium casing；And metallic plate top, it is arranged at the top of foamed aluminium casing, wherein, between foamed aluminium base, foamed aluminium casing and metallic plate top, there is chamber.
Further, sheet metal jacket is corrosion resistant plate shell；Metallic plate top is corrosion resistant plate top；Foamed aluminium casing includes multiple casing foamed aluminium board, and box for box-type transformer substation also includes the separation foamed aluminium board for separating chamber.
Further, chamber includes the first chamber, the second chamber and the 3rd chamber, and the first chamber is altitude chamber, and the second chamber is low-pressure chamber, and the 3rd chamber is transformer room.
Further, the junction of multiple casing foamed aluminium boards has connecting sewing, and connecting sewing includes horizontal seam, and laterally seam adopts forced connection, is filled with conducting resinl in laterally seam.
Further, the junction of multiple casing foamed aluminium boards has connecting sewing, and connecting sewing includes vertical seam, and vertical seam adopts dovetail nail to connect.
Further, being provided with square tube in vertical seam, square tube arranged outside has copper mesh and a profile, copper mesh and be provided with the through hole cooperated on profile, and dovetail nail is through through hole by copper mesh, and profile square tube and casing foamed aluminium board are fixed.
Further, corrosion resistant plate top is cold-rolled steel board house cover.
Further, box for box-type transformer substation also includes grade beam, and grade beam is arranged on below base.
Further, the junction of corrosion resistant plate shell and casing foamed aluminium board is provided with square tube, column and dovetail nail, and casing foamed aluminium board is connected with column by dovetail nail, and column, corrosion resistant plate shell are connected by square tube means of spot welds.
Further, box for box-type transformer substation being provided with adnexa, adnexa includes door-plate or shutter.
The present invention passes through foamed aluminium base；Foamed aluminium casing, is arranged on foamed aluminium base；Sheet metal jacket, is arranged at the outside of foamed aluminium casing；And metallic plate top, it is arranged at the top of foamed aluminium casing, wherein, between foamed aluminium base, foamed aluminium casing and corrosion resistant plate top, there is chamber, the problem solving box for box-type transformer substation shielding electromagnetic radiation and electromagnetism, mechanical noise weak effect, and then reached to improve the effect of box for box-type transformer substation shielding electromagnetic radiation and electromagnetism, mechanical noise.
Accompanying drawing explanation
The accompanying drawing constituting the part of the application is used for providing a further understanding of the present invention, and the schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram of box for box-type transformer substation according to a first embodiment of the present invention；
Fig. 2 is the shielding noiseproof feature schematic diagram of foamed aluminium according to embodiments of the present invention；
Fig. 3 is the schematic diagram of the shielding noiseproof feature experimental results of foamed aluminium according to embodiments of the present invention；
The installation seam that Fig. 4 is casing foamed aluminium board according to embodiments of the present invention processes schematic diagram；
Fig. 5 is the schematic diagram that casing foamed aluminium board according to embodiments of the present invention vertically stitches；
Fig. 6 is the connection diagram that casing foamed aluminium board according to embodiments of the present invention vertically stitches；
Fig. 7 is the connected mode schematic diagram of casing foamed aluminium board according to embodiments of the present invention and stainless steel casing；
Fig. 8 is the schematic diagram of box for box-type transformer substation according to a second embodiment of the present invention；
Fig. 9 is the schematic diagram of box for box-type transformer substation according to a third embodiment of the present invention；And
Figure 10 is the schematic diagram of box for box-type transformer substation according to a fourth embodiment of the present invention.
Detailed description of the invention
It should be noted that when not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
In order to make those skilled in the art be more fully understood that the application scheme, below in conjunction with the accompanying drawing in the embodiment of the present application, technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment is only the embodiment of the application part, rather than whole embodiments.Based on the embodiment in the application, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, all should belong to the scope of the application protection.
It should be noted that term " first " in the description and claims of this application and above-mentioned accompanying drawing, " second " etc. are for distinguishing similar object, without being used for describing specific order or precedence.Should be appreciated that the data of so use can be exchanged in the appropriate case, in order to embodiments herein described herein.In addition, term " includes " and " having " and their any deformation, it is intended to cover non-exclusive comprising, such as, contain series of steps or the process of unit, method, system, product or equipment be not necessarily limited to those steps or the unit clearly listed, but can include clearly not listing or for intrinsic other step of these processes, method, product or equipment or unit.
Embodiments provide a kind of box for box-type transformer substation.
Fig. 1 is the schematic diagram of box for box-type transformer substation according to a first embodiment of the present invention, as it is shown in figure 1, this transformer station box includes foamed aluminium base 10, foamed aluminium casing 20, sheet metal jacket 30 and metallic plate top 40.
The foamed aluminium that foamed aluminium base 10 uses is a kind of physical property and the environmental protection new engineering material of mechanical performance excellence, there is the effect of anti-electromagnetic shielding and sound insulation and noise reduction, simultaneously, the proportion of foamed aluminium is little, rigidity is big, and specific surface area is big, and damping and fire prevention protecting against shock performance are good, can all recycle, therefore foamed aluminium material is applied on box for box-type transformer substation and can be effectively improved box for box-type transformer substation shield the effect of electromagnetic radiation and electromagnetism, mechanical noise.
The sign of table 1 effectiveness and division table
| Shield effectiveness | Without (poor) | Poor | Medium | Well | Excellent |
| Shield effectiveness | < 10dB | 10～30dB | 30～60dB | 60～90dB | > 90dB |
Table 1 is sign and the division table of shield effectiveness, and as shown in table 1, when electromagnet shield effect is less than 10dB, shield effectiveness is poor or unshielded effect；When electromagnet shield effect is between 10～30dB, shield effectiveness is poor；When electromagnet shield effect is between 30～60dB, shield effectiveness is medium；When electromagnet shield effect is between 60～90dB, shield effectiveness is good；When electromagnet shield effect is more than 90dB, shield effectiveness is excellent.
Fig. 2 is the shielding noiseproof feature schematic diagram of foamed aluminium, as in figure 2 it is shown, A is foamed aluminium in figure, B is wall, arrow width representative voice degree of strength, and incident sound is after foamed aluminium sound-absorbing, intensity of sound weakens, and after wall reflection foamed aluminium sound-absorbing again, intensity of sound substantially weakens.Fig. 3 is the schematic diagram of the shielding noiseproof feature experimental results of foamed aluminium, as shown in Figure 3, dotted line A represents foamed aluminium, solid line B represents wall, the energy level of source of sound S is 116dB (A), the average sound pressure level E1 in indoor (IN) being fitted without foamed aluminium is 108dB (A), sound reduces 8dB (A), the indoor average sound pressure level E2 installing foamed aluminium is 101dB (A), sound reduces 15dB (A), d represents from the source of sound S distance started, d ' represents the distance started from outer wall, sound pressure level at the X point at outdoor (OUT) distance outer wall 10m place is 58dB (A), therefore foamed aluminium is applied on box for box-type transformer substation and can reduce electromagnetism and mechanical noise.
Foamed aluminium base 10 is the base of box for box-type transformer substation, it is possible to lay on the ground, it is also possible to be placed on the table top with certain altitude or support according to practical situation.Alternatively, it is arranged below grade beam at foamed aluminium base 10, to strengthen box for box-type transformer substation stability.
Foamed aluminium casing 20, is arranged on foamed aluminium base.
Owing to being subject to foamed aluminium material size limitation, foamed aluminium casing 20 potentially includes multiple casing foamed aluminium board, the junction of multiple casing foamed aluminium boards has connecting sewing, connecting sewing includes laterally seam and vertical seam, the installation seam that Fig. 4 is casing foamed aluminium board processes schematic diagram, as shown in Figure 4, connecting sewing can include multiple laterally seam and vertical seam.Wherein, laterally seam adopts forced connection, making to form metal between casing foamed aluminium board and connects, thus realizing conduction, inserting conducting resinl to increase bonding strength and conductive capability in the middle of press-in.Fig. 5 is the schematic diagram that casing foamed aluminium board vertically stitches, Fig. 6 is the connection diagram that casing foamed aluminium board vertically stitches, as shown in Figure 6, vertical seam is provided with square tube 61, for instance zinc-plated square tube, square tube 61 has been orderly arranged outside each copper mesh 62 and profile 63, such as tin plating copper mesh and zinc-plated profile, the both sides of copper mesh 62 and profile 63 are provided with the through hole being mutually adapted, and the adaptive through hole of dovetail nail 64 traverse is by copper mesh 62, profile 63, square tube 61 is fixed with casing foamed aluminium board 20.
In order to reduce interacting between transformer station's high and low voltage electric distribution further, box for box-type transformer substation also includes the separation foamed aluminium board for separating chamber.The chamber separated includes the first chamber, the second chamber and the 3rd chamber, and wherein, the first chamber is altitude chamber, and the second chamber is low-pressure chamber, and the 3rd chamber is transformer room.Preferably, according to different use environment, respective accessory structure is left in chamber junction, for instance, lamp, pressure fan or aerator, the line channel such as access path.
Sheet metal jacket 30, is arranged at the outside of foamed aluminium casing 20.
Sheet metal jacket 30 can be corrosion resistant plate shell, owing to corrosion resistant plate has excellent heat conduction, magnetic property, therefore, it is possible to the heat produced in substation operation is derived in time, realize low-frequency range magnetic shield, meanwhile, corrosion resistant plate can also strengthen the rigidity of transformer station box, plays the effect of fire prevention protecting against shock.Corrosion resistant plate shell is arranged on the outside of foamed aluminium casing 20, corrosion resistant plate shell is connected with foamed aluminium casing 20, the junction of corrosion resistant plate shell and casing foamed aluminium board is provided with square tube, column and dovetail nail, casing foamed aluminium board is connected with column by dovetail nail, and column, corrosion resistant plate shell are connected by square tube means of spot welds.Fig. 7 is the connected mode schematic diagram of casing foamed aluminium board and stainless steel casing, as shown in Figure 7,4 is casing foamed aluminium board, column 5 it is provided with in junction, column 5 can be stainless steel material, casing foamed aluminium board 4 is connected with column 5 by dovetail nail 2, column 5 top is connected with stainless steel casing 3 by square tube 1, square tube 1 can be stainless steel material, it can also be zinc-plated square tube, the connection of column 5 top and square tube 1 can adopt means of spot welds to connect, and overall corrosion resistant plate shell 3 is framing structure with foamed aluminium casing 20.Preferably, corrosion resistant plate shell 3 covers foamed aluminium base 10 and foamed aluminium casing 20 outside to strengthen the effect of shielding electromagnetism and noise.
Alternatively, column 5 is the stainless steel column of SUS304, thickness is 2mm, casing foamed aluminium board 4 thickness is 20mm, and corrosion resistant plate shell 3 adopts SUS304 steel pipe, and thickness is 2mm, dovetail nail 4 employing ST4.8 × 32 type dovetail self threading pin, square tube 1 adopts stainless steel material, the cross section length of side to be 50mm × 50mm, and thickness is 2mm.
Metallic plate top 40, is arranged at the top of foamed aluminium casing.
Metallic plate top 40 can be corrosion resistant plate top, and corrosion resistant plate top can be cold-rolled steel sheet room cover, and metallic plate top 40 and sheet metal jacket 30 are tightly connected, it is possible to strengthen the fastness of box for box-type transformer substation.
Chamber is formed on foamed aluminium base 10, foamed aluminium casing 20 and metallic plate top 40.Being provided with adnexa on box for box-type transformer substation, adnexa can be door-plate or shutter etc., to meet the needs such as transformer station's room heat radiation or observation.
This embodiment adopts foamed aluminium base；Foamed aluminium casing, is arranged on foamed aluminium base；Sheet metal jacket, is arranged at the outside of foamed aluminium casing；And metallic plate top, it is arranged at the top of foamed aluminium casing, wherein, between foamed aluminium base, foamed aluminium casing and metallic plate top, there is chamber, thus strengthening weatherability and the corrosion resistance of transformer station, improve the effect of box for box-type transformer substation shielding electromagnetic radiation and electromagnetism, mechanical noise, anti-theft and the ability of protection against rodents worm can also be improved, simultaneously as the cost of raw material adopted is cheap, single transformer station price increment is little, is suitable for large-scale promotion.
Fig. 8 is the schematic diagram of box for box-type transformer substation according to a second embodiment of the present invention, and as shown in Figure 8, this transformer station box includes foamed aluminium base 10, foamed aluminium casing 20, corrosion resistant plate shell 301 and corrosion resistant plate top 401 and steel plate profile 50.
Foamed aluminium base 10, foamed aluminium casing 20 and corrosion resistant plate top 401 surround airtight chamber, and chamber is divided into tri-chambers of low-pressure chamber L, altitude chamber H and transformer room T by chamber foamed aluminium board, and the position of chamber and size can change according to practical situation.Corrosion resistant plate top 401 can be cold-rolled steel sheet material, the little figure in Fig. 8 upper left is corrosion resistant plate top 401 and foamed aluminium casing 20 junction partial enlarged drawing, the little figure in Fig. 8 lower-left is the junction partial enlarged drawing of foamed aluminium base 10 and corrosion resistant plate shell 301, as shown in Figure 8, casing foamed aluminium board arranged outside has steel plate profile 50, steel plate profile 50 fits tightly with casing foamed aluminium board edge, and steel plate profile 50 can strengthen the fastness that casing foamed aluminium is connected with corrosion resistant plate shell 301.
Fig. 9 is the schematic diagram of box for box-type transformer substation according to a third embodiment of the present invention.As it is shown in figure 9, this transformer station box includes: foamed aluminium base 10, foamed aluminium casing 20, corrosion resistant plate shell 301 and corrosion resistant plate top 401 and adnexa 60.
Foamed aluminium base 10, foamed aluminium casing 20 and corrosion resistant plate top 401 surround chamber, corrosion resistant plate shell 301 and foamed aluminium casing 20 are provided with adnexa 60, adnexa 60 can be shutter, shutter may be used for the heat radiation of transformer station room, shutter can be also used for the environment around transformer station room is observed, and adnexa 60 can also be door-plate etc..
Figure 10 is the schematic diagram of box for box-type transformer substation according to a fourth embodiment of the present invention.As shown in Figure 10, this transformer station box includes: foamed aluminium base 10, foamed aluminium casing 20, corrosion resistant plate shell 301 and corrosion resistant plate top 401.
Foamed aluminium base 10, chamber is formed on foamed aluminium casing 20 and corrosion resistant plate top 401, in this embodiment, bottom foamed aluminium, 10 are further arranged below bottom corrosion resistant plate, bottom, corrosion resistant plate top 401 is additionally provided with foamed aluminium top, foamed aluminium base 10, foamed aluminium casing 20 and corrosion resistant plate shell 301 and rustless steel top 401 form airtight chamber, can effectively shield electromagnetic radiation and electromagnetism, mechanical noise, improve box for box-type transformer substation shielding electromagnetic radiation and electromagnetism, the effect of mechanical noise, the transformer station box of this embodiment can as shielding electromagnetic radiation between electromagnetic shielding, place the high electromagnetic irradiating device of transformer station.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (10)
1. a box for box-type transformer substation, it is characterised in that including:
Foamed aluminium base；
Foamed aluminium casing, is arranged on described foamed aluminium base；
Sheet metal jacket, is arranged at the outside of described foamed aluminium casing；And
Metallic plate top, is arranged at the top of described foamed aluminium casing, wherein, has chamber between described foamed aluminium base, described foamed aluminium casing and described metallic plate top.
2. box for box-type transformer substation according to claim 1, it is characterised in that
Described sheet metal jacket is corrosion resistant plate shell；
Described metallic plate top is corrosion resistant plate top；
Described foamed aluminium casing includes multiple casing foamed aluminium board,
Described box for box-type transformer substation also includes the separation foamed aluminium board for separating described chamber.
3. box for box-type transformer substation according to claim 2, it is characterised in that described chamber includes the first chamber, the second chamber and the 3rd chamber, described first chamber is altitude chamber, and described second chamber is low-pressure chamber, and described 3rd chamber is transformer room.
4. box for box-type transformer substation according to claim 2, it is characterised in that the junction of the plurality of casing foamed aluminium board has connecting sewing, described connecting sewing includes horizontal seam, and described laterally seam adopts forced connection, is filled with conducting resinl in described laterally seam.
5. box for box-type transformer substation according to claim 2, it is characterised in that the junction of the plurality of casing foamed aluminium board has connecting sewing, described connecting sewing includes vertical seam, and described vertical seam adopts dovetail nail to connect.
6. box for box-type transformer substation according to claim 5, it is characterized in that, described vertical seam is provided with square tube, described square tube arranged outside has copper mesh and profile, described copper mesh and described profile are provided with the through hole cooperated, described dovetail nail is through described through hole by described copper mesh, described profile, and described square tube and described casing foamed aluminium board are fixed.
7. box for box-type transformer substation according to claim 1, it is characterised in that
Described corrosion resistant plate top is cold-rolled steel board house cover.
8. box for box-type transformer substation according to claim 1, it is characterised in that
Described box for box-type transformer substation also includes grade beam, and described grade beam is arranged on below described base.
9. box for box-type transformer substation according to claim 1, it is characterised in that
The junction of described corrosion resistant plate shell and described casing foamed aluminium board is provided with square tube, column and dovetail nail, and described casing foamed aluminium board is connected with described column by described dovetail nail, and described column, described corrosion resistant plate shell are connected by described square tube means of spot welds.
10. box for box-type transformer substation according to claim 1, it is characterised in that
Being provided with adnexa on described box for box-type transformer substation, described adnexa includes door-plate or shutter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610005517.9A CN105742988B (en) | 2016-01-04 | 2016-01-04 | Box for box-type transformer substation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610005517.9A CN105742988B (en) | 2016-01-04 | 2016-01-04 | Box for box-type transformer substation |
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| CN105742988A true CN105742988A (en) | 2016-07-06 |
| CN105742988B CN105742988B (en) | 2019-03-12 |
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| CN201610005517.9A Active CN105742988B (en) | 2016-01-04 | 2016-01-04 | Box for box-type transformer substation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106771656A (en) * | 2016-11-16 | 2017-05-31 | 国网河南省电力公司平顶山供电公司 | A kind of transformer station's electromagnetic radiation monitoring device based on GIS |
| CN109904773A (en) * | 2019-04-17 | 2019-06-18 | 华翔翔能电气股份有限公司 | A kind of burying-terra transformer substation of band isolation radiation function |
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| CN205791047U (en) * | 2016-01-04 | 2016-12-07 | 国网内蒙古东部电力有限公司电力科学研究院 | Box for box-type transformer substation |
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| CN106771656A (en) * | 2016-11-16 | 2017-05-31 | 国网河南省电力公司平顶山供电公司 | A kind of transformer station's electromagnetic radiation monitoring device based on GIS |
| CN106771656B (en) * | 2016-11-16 | 2023-09-08 | 国网河南省电力公司平顶山供电公司 | Substation electromagnetic radiation monitoring device based on GIS |
| CN109904773A (en) * | 2019-04-17 | 2019-06-18 | 华翔翔能电气股份有限公司 | A kind of burying-terra transformer substation of band isolation radiation function |
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| Publication number | Publication date |
|---|---|
| CN105742988B (en) | 2019-03-12 |
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