CN209626784U - A kind of burying-terra transformer substation of band isolation radiation function - Google Patents
A kind of burying-terra transformer substation of band isolation radiation function Download PDFInfo
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- CN209626784U CN209626784U CN201920522642.6U CN201920522642U CN209626784U CN 209626784 U CN209626784 U CN 209626784U CN 201920522642 U CN201920522642 U CN 201920522642U CN 209626784 U CN209626784 U CN 209626784U
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- 230000005855 radiation Effects 0.000 title claims abstract description 22
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 11
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- 239000007769 metal material Substances 0.000 claims abstract description 6
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- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
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- 230000002093 peripheral effect Effects 0.000 claims description 2
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Abstract
The utility model discloses a kind of burying-terra transformer substation of band isolation radiation function, including cabinet, cabinet is in cylindrical structure, and cabinet is stainless steel material；Transformer, low-voltage cabinet and high-voltage board are provided in cabinet；Shielded layer is provided in cabinet；Shielded layer is closed-cell foam aluminium material；Transformer center arranged in the box body, and transformer outer cover is equipped with shielding case；Shielding case is metal material, and is box cube structure；Low-voltage cabinet and high-voltage board include cabinet body；The inner surface of cabinet body side wall is coated with ELECTROMAGNETIC RADIATION SHIELDING coating；The bottom of box is equipped with grounding rod, and shielding case passes through conducting wire with cabinet body and connects with grounding rod；It can include the effective ELECTROMAGNETIC RADIATION SHIELDING of each electrical equipment progress and isolation in substation to whole transformer station by the way that shielded layer, shielding case and the cabinet body for being coated with ELECTROMAGNETIC RADIATION SHIELDING coating are arranged in the cabinet of buried substation.
Description
Technical field
The utility model relates to electrical equipment, in particular to a kind of burying-terra transformer substation of band isolation radiation function.
Background technique
Substation, which refers in electric system, converts voltage and current, receives electric energy and distributes the place of electric energy, and
Buried substation refers to shell (cabinet) the embedment underground of whole transformer station, while such as high-voltage board, low is provided in cabinet
Press the electrical components such as cabinet and transformer.Buried substation volume is relatively small, and has good leakproofness, has anti-
The characteristics of corruption, antiseepage, resist printing water and extremely strong anti-extrusion ability.Meanwhile electrical component being placed in cabinet and is embedded to underground, it can protect
Demonstrate,prove the noiseless interference in ground.
Since the cabinet of buried substation can be embedded to underground, it can be arranged in the region of ground land used anxiety, thus it is real
It is arranged in the underground near residential area usually in the application of border to save floor area.And the equipment in substation is (especially
It is the equipment with high-voltage electricity such as transformer) electromagnetic radiation can be all generated, electromagnetic radiation is a kind of compound electromagnetic wave, mutually to hang down
Straight electric and magnetic fields change with time and transmit energy.And existing buried transformation station is not directed to caused by itself
Special safeguard function is done in electromagnetic radiation, and human life activity includes a series of bioelectric, these bioelectricity are to environment
Electromagnetic wave it is very sensitive, therefore, electromagnetic radiation can be impacted and be damaged to human body.Especially when people are in buried change
When movable on ground locating for power station, since electromagnetic radiation itself do not see, can not touch, this influence and damage can be more strong
It is strong.
Utility model content
The main purpose of the utility model is to provide a kind of burying-terra transformer substation of band isolation radiation function, it is intended to solve existing
The problem of buried substation is easy leakage electromagnetic radiation and has an impact and damage to surrounding people in technology.
To achieve the above object, the utility model proposes technical solution be:
A kind of burying-terra transformer substation of band isolation radiation function, including cabinet, the cabinet are in cylindrical structure, the cabinet
For stainless steel material；Transformer, low-voltage cabinet and high-voltage board are provided in the cabinet；Shielded layer is provided in the cabinet；
The shielded layer is closed-cell foam aluminium material；The thickness of the shielded layer is set as being no more than 5mm, porosity setting
For no more than 90%；The shielded layer includes upper shielding layer, lower shielded layer and circumferential shielded layer；The upper shielding layer is close to and complete
The inner roof wall of cabinet described in all standing, the lower shielded layer are close to and the inner bottom wall of the cabinet are completely covered；The circumferential screen
Cover the inner sidewall that layer is close to and the cabinet is completely covered；
The transformer is set to the intracorporal center of the case, and the transformer outer cover is equipped with shielding case；Institute
Stating shielding case is metal material, and is box cube structure；
The low-voltage cabinet and the high-voltage board are arranged respectively close to the inner sidewall of the cabinet, and the low-voltage cabinet and described
High-voltage board is symmetrically disposed on the two sides of the transformer；The low-voltage cabinet is set to one by the low-pressure line-outgoing side of the transformer
Side, the high-voltage board are set to the side of the high pressure enter line side by the transformer；The low-voltage cabinet and the high-voltage board wrap
Include cabinet body；The cabinet body sidewall spacers are provided with ball coronal process, and the projected direction of the ball coronal process is towards the cabinet
Internal portion；The inner surface of the cabinet body side wall is coated with ELECTROMAGNETIC RADIATION SHIELDING coating；
The bottom of box is equipped with grounding rod, and the shielding case and the cabinet body pass through conducting wire and the grounding rod connects
It connects.
Preferably, the cabinet is by top plate and bottom plate and peripheral side board group at the top plate and the bottom plate are rounded, institute
It is cylindrical to state circumferential side plate；The cabinet is band spacer structure, and the bottom plate includes upper plate and lower plate, the upper plate
Positioned at the top of the lower plate；The circumferential direction side plate includes interior plate and outer panel, and the outer panel is surrounded on the inside
The outside of plate；Between the lower plate and upper plate and the distance between the interior plate and the outer panel are set as 5-
7cm；Multiple connecting columns are provided between the lower plate and upper plate and between the interior plate and the outer panel；Institute
Stating connecting column is cylindrical-shaped structure, and is stainless steel material；The diameter of the connecting column is set as 5-7cm, the connecting column that
This is equidistantly distributed, and the distance between the connecting column is set as 20-30cm.
Preferably, radiating fin is connected on the outside of the cabinet；The radiating fin is rectangular metal sheet；The heat dissipation
Fin includes side radiating fin and bottom radiating fin；The side radiating fin surround and is vertically connected at the outer panel and in perpendicular
To arrangement；The width of the side radiating fin is set as 20-30cm；The bottom radiating fin is vertically connected at the lower plate,
And the height of the bottom radiating fin is set to 20-30cm.
Preferably, the interior plate offers 2 air outlet grates, the air outlet grate connection circumferential side plate by top
Interlayer and the box house；The air outlet grate is provided with and communicated with outlet air air blower by the intracorporal side of the case, described
The wind direction of outlet air air blower is set as in the interlayer that air in the cabinet is drained into the circumferential side plate；The upper plate opens up
There are 2 air-inlet grilles；The air-inlet grille is connected to the interlayer and the box house of the bottom plate；The top of the air-inlet grille
It is provided with and communicated with air inlet air blower, the wind direction of the air inlet air blower is set as the air in the interlayer of the bottom plate draining into institute
It states in cabinet；2 air-inlet grilles are symmetrical arranged along the transformer；2 air outlet grates are respectively arranged at interior plate
Close to the side of the low-voltage cabinet and the interior plate close to the side of the high-voltage board；Company between 2 air outlet grates
The perpendicular relationship of line between line and 2 air-inlet grilles.
Preferably, the junction of the upper plate and the interior plate is set as rounded structure, and the rounded structure
Radius is set as 2cm-3cm.
Preferably, which is characterized in that the air inlet air blower includes main air inlet and secondary air inlet, the outlet air air blower
Including main air outlet and secondary air outlet；The top rotation of the shielding case is provided with cover top；The side wall of the shielding case leans on bottom
It is provided with air inlet hole, the air inlet hole is round hole, and the air inlet hole is located at the shielding case close to the air inlet air blower
One side wall on；The quantity of the air inlet hole is two, and is symmetrically arranged in the two sides of the shielding case；The shielding case
It further include blast pipe, one end of the blast pipe is connected to the air inlet hole, and the other end of the blast pipe is connected to the pair
Air inlet；The side wall of the shielding case is provided with exhaust vent by top, and the exhaust vent is round hole, and the exhaust vent is located at
The shielding case is in the one side wall of the outlet air air blower；The quantity of the exhaust vent is two, and is symmetrically arranged
In the two sides of the shielding case；The shielding case further includes discharge pipe, and one end of the discharge pipe is connected to the exhaust vent, institute
The other end for stating discharge pipe is connected to the secondary air outlet.
Preferably, the side that the cover abuts against the nearly high-voltage board offers high pressure entrance hole；The cover abuts against close described
The side of low-voltage cabinet offers low-pressure line-outgoing hole.
Preferably, the grounding rod uses fine copper material；The grounding rod wears the upper plate and the bottom simultaneously
Plate；Connection type between the grounding rod and the upper plate and the lower plate is sealing welding.
Preferably, the top of the box is provided with pillar, and electromagnetic radiation monitoring instrument and acousto-optic report are provided on the pillar
Alert device；When the cabinet is embedded to underground, the electromagnetic radiation monitoring instrument holding is basseted；The electromagnetic radiation monitoring instrument connects
It is connected to controller, the controller is connected with wireless transmitter and the combined aural and visual alarm.
Preferably, the top plate offers rectangular entrance, be provided with above the top plate to cover it is described it is rectangular go out
The push-and-pull cover board of entrance；The bottom of the push-and-pull cover board is equally provided with shielded layer；It states out in the push-and-pull cover plate lid residence
When entrance, bolt fastening is used between the push-and-pull cover board and institute's top plate.
Compared with prior art, the utility model at least have it is following the utility model has the advantages that
By the way that shielded layer, shielding case are arranged in the cabinet of buried substation and is coated with ELECTROMAGNETIC RADIATION SHIELDING coating
Cabinet body can include the effective ELECTROMAGNETIC RADIATION SHIELDING of each electrical equipment progress and isolation in substation to whole transformer station.
It is specific: above-mentioned shielded layer use closed-cell foam aluminium material, closed-cell aluminum foam be at present it is widely used and
Material with fairly good ELECTROMAGNETIC RADIATION SHIELDING function.Modern study statistics indicate that, be 90% with a thickness of 5mm, porosity
Closed-cell aluminum foam in 60~1000MHz, (foamed aluminium material structure and performance and its answer up to 35~75dB by electromagnetic shielding performance
With research-Huang Anbin, 1005-8192 (2010) 04-0062-04,2.3)；By in the inner roof wall of cabinet, inner bottom wall and inside
Shielded layer is arranged in fitting on wall, can greatly reduce the external amount of electromagnetic radiation of entire buried substation.By in transformer
The shielding case for being arranged metal material outside can carry out further ELECTROMAGNETIC RADIATION SHIELDING to transformer, and the metal of good airproof performance is covered with
Outstanding electromagnetic shielding performance, principle is similar to elevator for the signal shielding of electromagnetic wave.By the cabinet body of high-voltage board and low-voltage cabinet
Multiple ball coronal process are arranged in sidewall spacers, are capable of increasing the area of cabinet body inner surface；The inner surface of cabinet body side wall is coated with electricity
Magnetic radiation shielding coating, the electromagnetic radiation generated when working the electrical equipment in cabinet shield.Meanwhile it will shield
Cover and cabinet body and grounding rod are attached and also can increase safety other than it can increase effectiveness.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the stereochemical structure signal for one embodiment of burying-terra transformer substation that radiation function is isolated in a kind of band of the utility model
Figure；
Fig. 2 is the top view cross section structure chart of an embodiment of the present invention；
Fig. 3 is the box inner structure schematic diagram of an embodiment of the present invention；
Fig. 4 is the partial structure diagram of the upper shielding layer of an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of the shielding case of an embodiment of the present invention；
Fig. 6 is the partial schematic diagram of the interior of the cabinet of an embodiment of the present invention；
Fig. 7 is the low-voltage cabinet of an embodiment of the present invention and the schematic cross-section of high-voltage cabinet body sidewall；
Fig. 8 is the outlet air air blower of an embodiment of the present invention and the structural schematic diagram of air outlet grate；
Fig. 9 is the air inlet air blower of an embodiment of the present invention and the structural schematic diagram of air-inlet grille；
Figure 10 is the structural schematic diagram of the grounding rod of an embodiment of the present invention.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 100 | Cabinet | 301 | Upper shielding layer |
| 110 | Top plate | 302 | Circumferential shielded layer |
| 120 | Circumferential side plate | 303 | Lower shielded layer |
| 121 | Interior plate | 400 | Shielding case |
| 122 | Outer panel | 401 | Air inlet hole |
| 130 | Bottom plate | 402 | Blast pipe |
| 131 | Upper plate | 403 | Exhaust vent |
| 132 | Lower plate | 404 | Discharge pipe |
| 140 | Connecting column | 405 | High pressure entrance hole |
| 150 | Push and pull cover board | 406 | Low-pressure line-outgoing hole |
| 160 | Transformer | 407 | Cover top |
| 170 | High-voltage board | 500 | Enter the wind air blower |
| 180 | Low-voltage cabinet | 501 | Air-inlet grille |
| 181 | Cabinet body side wall | 600 | Outlet air air blower |
| 182 | Ball coronal process | 601 | Air outlet grate |
| 190 | Rounded structure | 700 | Pillar |
| 200 | Side radiating fin | 701 | Electromagnetic radiation monitoring instrument |
| 201 | Bottom radiating fin | 702 | Combined aural and visual alarm |
| 300 | Shielded layer | 800 | Grounding rod |
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
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 describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and cannot manage
Solution is its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include at least one of the features.It is " more in the description of the present invention,
It is a " it is meant that at least two, such as two, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. should do broad sense reason
Solution, for example, " fixation " may be a fixed connection, may be a detachable connection, or integral；It can be mechanical connection, it can also
To be electrical connection；It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary
Or the interaction relationship of two elements, unless otherwise restricted clearly.It for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term in the present invention is understood as the case may be.
It in addition, the technical solution between each embodiment of the utility model can be combined with each other, but must be with ability
Based on domain those of ordinary skill can be realized, it will be understood that when the combination of technical solution appearance is conflicting or cannot achieve
The combination of this technical solution is not present, also not within the protection scope of the requires of the utility model.
The utility model proposes a kind of burying-terra transformer substations of band isolation radiation function.
As shown in attached drawing 1- attached drawing 10, a kind of burying-terra transformer substation of band isolation radiation function, including cabinet 100, cabinet 100
In cylindrical structure, cabinet 100 is stainless steel material (for proof strength and corrosion resistance)；Transformation is provided in cabinet 100
Device 160, low-voltage cabinet 180 and high-voltage board 170 (this is the prior art)；Shielded layer 300 is provided in cabinet 100.
As shown in Fig. 4, above-mentioned shielded layer 300 is closed-cell foam aluminium material；It is specific: the thickness setting of shielded layer 300
For no more than 5mm (preferably 5mm), porosity is set as being no more than 90% (preferably 90%).Shielded layer 300 includes upper shielding
Layer 301, lower shielded layer 303 and circumferential shielded layer 302；Upper shielding layer 301 is close to and the interior top of the cabinet 100 is completely covered
Wall, lower shielded layer 303 are close to and the inner bottom wall of cabinet 100 are completely covered；Circumferential shielded layer 302 is close to and cabinet is completely covered
100 inner sidewall.
Above-mentioned shielded layer 300 uses closed-cell foam aluminium material, and closed-cell aluminum foam is widely used at present and has
The material of fairly good ELECTROMAGNETIC RADIATION SHIELDING function.Modern study statistics indicate that, with a thickness of 5mm, porosity be 90% closed pore
For foamed aluminium in 60~1000MHz, electromagnetic shielding performance is up to 35~75dB；By the inner roof wall of cabinet 100, inner bottom wall and
Shielded layer 300 is arranged in fitting on inner sidewall, can greatly reduce the external amount of electromagnetic radiation of entire buried substation.
As shown in attached drawing 2, attached drawing 3 and attached drawing 5, transformer 160 is set to the center in the cabinet 100, and becomes
160 outer cover of depressor is equipped with shielding case 400；Shielding case 400 is metal material, and is box cube structure.
Cylindrical shape is set by the cabinet 100 of substation, transformer 160 is set to the center in cabinet 100, this
Kind structure is more uniform for the shielding of electromagnetic radiation effectively.
Shielding case 400 by being arranged metal material outside transformer 160 can carry out further electricity to transformer 160
Magnetic radiation shielding, the metal of good airproof performance are covered with outstanding electromagnetic shielding performance, and principle is similar to elevator for the letter of electromagnetic wave
Number shielding.
As shown in attached drawing 2 and attached drawing 3, low-voltage cabinet 180 and high-voltage board 170 are arranged respectively close to the inner sidewall of cabinet 100, and
Low-voltage cabinet 180 and high-voltage board 170 are symmetrically disposed on the two sides of transformer 160；Low-voltage cabinet 180 is set to by the low of transformer 160
The side of line side is extruded, high-voltage board 170 is set to the side of the high pressure enter line side by transformer 160.So arrangement is more favorable for
Connection in substation between each electrical equipment.
As shown in attached drawing 6 and attached drawing 7, low-voltage cabinet 180 and high-voltage board 170 include cabinet body；The setting of the interval of cabinet body side wall 181
There is a ball coronal process 182, and the projected direction of ball coronal process 182 is towards interior of the cabinet；The inner surface of cabinet body side wall 181 is coated with
ELECTROMAGNETIC RADIATION SHIELDING coating (not shown).
Multiple ball coronal process 182 are arranged in the cabinet body side wall 181 of high-voltage board 170 and low-voltage cabinet 180 interval, are capable of increasing
The area of cabinet body inner surface；The inner surface of cabinet body side wall 181 is coated with ELECTROMAGNETIC RADIATION SHIELDING coating, to electrically setting in cabinet
The electromagnetic radiation generated when standby work shield.
As shown in Fig. 10,100 bottom of cabinet is equipped with grounding rod 800, and shielding case 400 and cabinet body pass through conducting wire (not
Show) and the connection of grounding rod 800.Shielding case 400 and cabinet body are attached with grounding rod 800 in addition to can increase electromagnetic shielding
It also can increase safety outside effect.
As shown in Fig. 3, cabinet 100 is made of top plate 110, bottom plate 130 and circumferential side plate 120, top plate 110 and bottom plate
130 is rounded, and circumferential side plate 120 is cylindrical；Cabinet 100 is band spacer structure, and bottom plate 130 includes upper plate 131 under
Bottom plate 132, upper plate 131 are located at 132 tops of lower plate；Circumferential side plate 120 includes interior plate 121 and outer panel 122, outside
Plate 122 is surrounded on the outside of interior plate 121；Between lower plate 132 and upper plate 131 and interior plate 121 and outer panel 122 it
Between distance be set as 5-7cm (preferably 5cm)；Between lower plate 132 and upper plate 131 and interior plate 121 and outer panel
Multiple connecting columns 140 are provided between 122；Connecting column 140 is cylindrical-shaped structure, and is stainless steel material；Connecting column 140
Diameter is set as 5-7cm (preferably 5cm), and connecting column 140 is equally spaced from each other from distribution, and the distance between connecting column 140
It is set as 20-30cm (preferably 20cm).
Spacer structure is set by cabinet 100, can both reinforce the structural strength of cabinet 100, while double-layer structure is for electricity
The shielding of magnetic radiation is stronger.Between the lower plate 132 and upper plate 131 of cabinet 100 and interior plate 121 and outer panel 122
Between spacing distance to be set as 5cm be overall dimensions and intensity in order to balance；The lower plate 132 and upper plate 131 of cabinet 100
Between and interior plate 121 and outer panel 122 between multiple connecting columns 140 are arranged is the spacer structure in order to guarantee cabinet 100
Stability.
As shown in attached drawing 1, attached drawing 2 and attached drawing 3, radiating fin is connected on the outside of cabinet 100；Radiating fin is rectangular metal
Thin slice；Radiating fin includes side radiating fin 200 and bottom radiating fin 201；Side radiating fin 200 surround and is vertically connected at outer
Side plate 122 and in being vertically arranged；The width of side radiating fin 200 is set as 20-30cm (preferably 20cm)；Bottom radiating fin
201 are vertically connected at lower plate 132, and the height of bottom radiating fin 201 is set to 20-30cm (preferably 20cm).
It can be effectively by case when cabinet 100 is placed in underground by the way that radiating fin is arranged in the side of cabinet 100 and bottom surface
Underground environment of the heat with arround in body 100 swaps, and is conducive to heat dissipation.Heat dissipation performance and overall dimensions in order to balance, side
The width of radiating fin 200 is set as 20cm, and the height of bottom radiating fin 201 is set as 20cm.
As shown in attached drawing 2, attached drawing 3, attached drawing 8 and attached drawing 9, interior plate 121 offers 2 air outlet grates 601 by top, out
Style grid 601 are connected to inside the interlayer and cabinet 100 of circumferential side plate 120；Side connection of the air outlet grate 601 in cabinet 100
It is provided with outlet air air blower 600, the wind direction of outlet air air blower 600 is set as air in cabinet 100 draining into circumferential side plate 120
In interlayer；Upper plate 131 offers 2 air-inlet grilles 501, and air-inlet grille is connected to inside the interlayer and cabinet 100 of bottom plate 130；
The top of air-inlet grille 501 is provided with and communicated with air inlet air blower 500, and the wind direction of air inlet air blower 500 is set as bottom plate 130
Air in interlayer drains into cabinet 100；2 air-inlet grilles 501 are symmetrical arranged along transformer 160；2 air outlet grates 601 divide
It is not set to interior plate 121 close to the side of low-voltage cabinet 180 and interior plate 121 close to the side of high-voltage board 170；2 go out style
The perpendicular relationship of line between line and 2 air-inlet grilles 501 between grid 601.
2 air outlet grates 601 are opened up by 121 top of interior plate, air outlet grate 601 is connected to by 100 interior side of cabinet
Outlet air air blower 600 is set, then opens up 2 air-inlet grilles 501 in upper plate 131, the connection of 501 top of air-inlet grille be arranged into
Wind air blower 500；It, can be by the air in cabinet 100 under the action of above-mentioned outlet air air blower 600 and air inlet air blower 500
Form heat dissipation circulation；It is specific: the interlayer top that 100 inner top of bottom → cabinet → circumferential direction side plate 120 is formed in cabinet 100 →
Bottom in interlayer → cabinet 100 that the interlayer lower part that circumferential side plate 120 is formed → bottom plate 130 is formed；Hotter sky in cabinet 100
Gas rise after the attraction of outlet air air blower 600 enters the interlayer that circumferential side plate 120 is formed by air outlet grate 601 with the external world into
Row heat exchanges and then declines after cooling, after importing the interlayer that bottom plate 130 is formed, then again from air-inlet grille 501 into
Wind air blower 500 enters bottom in cabinet 100 under attraction.Entire heat dissipation recycles complete effective, good heat dissipation effect.By 2 into
The line between line and 2 air outlet grates 601 between style grid 501 is set as vertical relation, so that the sky in cabinet 100
The range of gas circulation is bigger, and heat dissipation circulating effect is more preferably.
As shown in Fig. 3, the junction of upper plate 131 and interior plate 121 is set as rounded structure 190, is set as fillet
Structure 190 makes the flowing of the air in 100 interlayer of cabinet more preferably smooth；While the flow effect in order to guarantee air, the fillet
Structure 190 should keep a suitable radius, and the radius of rounded structure 190 is set as 2cm-3cm (preferably 3cm).
As shown in attached drawing 3 and attached drawing 5, air inlet air blower 500 includes that main air inlet (not shown) and secondary air inlet (do not show
Out), main air inlet and secondary air inlet are used to from the interlayer of bottom plate 130 drain into air in cabinet 100；Outlet air air blower 600
Including main air outlet (not shown) and secondary air outlet (not shown), main air outlet and secondary air outlet are used to air from cabinet
It is drained into 100 in the interlayer that circumferential side plate 120 is formed；The top rotation of shielding case 400 is provided with cover top 407；Shielding case 400
Side wall is provided with air inlet hole 401 by bottom, and air inlet hole 401 is round hole, and air inlet hole 401 is located at shielding case 400 close to air inlet
In the one side wall of air blower 500；The quantity of air inlet hole 401 is two, and is symmetrically arranged in the two sides of shielding case 400；Screen
Covering cover 400 further includes blast pipe 402, and one end of blast pipe 402 is connected to air inlet hole 401, and the other end of blast pipe 402 is connected to
Secondary air inlet；The side wall of shielding case 400 is provided with exhaust vent 403 by top, and exhaust vent 403 is round hole, and exhaust vent 403
In shielding case 400 in the one side wall of outlet air air blower 600；The quantity of exhaust vent 403 be two, and be symmetrically arranged in
The two sides of shielding case 400；Shielding case 400 further includes discharge pipe 404, and one end of discharge pipe 404 is connected to exhaust vent 403, outlet air
The other end of pipe 404 is connected to secondary air outlet.
Rotatable cover top 407 is conducive to the arrangement and installation of transformer 160；Simultaneously by the bottom of 400 side wall of shielding case
Air inlet hole 401 is arranged in portion, and is connected to air inlet hole 401 with above-mentioned air inlet air blower 500 with blast pipe 402, then in shielding case
Exhaust vent 403 is arranged in the top of 400 side walls, and is connected to exhaust vent 403 with above-mentioned outlet air air blower 600 with discharge pipe 404；Such as
This can put into shielding case 400 in the heat dissipation circulation of aforementioned cabinet 100, more conducively the job stability of transformer 160.
As shown in Fig. 5, cover top 407 offers high pressure entrance hole 405 close to the side of high-voltage board 170；Cover top 407 is close
The side of low-voltage cabinet 180 offers low-pressure line-outgoing hole 406.High pressure entrance hole 405 and low-pressure line-outgoing hole 406 are used to wear cable,
It arranges easy for installation.
As shown in Fig. 10, grounding rod 800 uses fine copper material；Grounding rod 800 wears upper plate 131 and lower plate simultaneously
132；Connection type between grounding rod 800 and upper plate 131 and lower plate 132 is sealing welding.The grounding rod of fine copper material
800 ensure that earthing effect, and the connection type of sealing welding ensure that the leakproofness of entire cabinet 100.
As shown in attached drawing 1 and attached drawing 3, it is provided with pillar 700 at the top of cabinet 100, electromagnetic radiation prison is provided on pillar 700
Survey instrument 701 and combined aural and visual alarm 702；When cabinet 100 is embedded to underground, the holding of electromagnetic radiation monitoring instrument 701 is basseted；Electromagnetism
Radiation monitor 701 is connected with controller (not shown), and controller is connected with wireless transmitter (not shown) and combined aural and visual alarm
702。
It, can ground environment locating for monitoring substation at any time by the way that electromagnetic radiation monitoring instrument 701 is arranged at the top of cabinet 100
Amount of electromagnetic radiation, electromagnetic radiation monitoring instrument 701 connects controller, when electromagnetic radiation monitoring instrument 701 detects that electromagnetic radiation is super
When having crossed preset standard value, controller triggers the combined aural and visual alarm 702 being attached thereto, should not be herein to remind the masses of surrounding
Ground activity；Meanwhile the exceeded information of electromagnetic radiation is sent to the default end of maintenance personnel by wireless transmitter connected to the controller
End, to remind maintenance personnel to overhaul substation.
As shown in Figure 1 and Figure 2, top plate 110 offers rectangular entrance, is provided with above top plate 110 to cover
The push-and-pull cover board 150 of rectangular entrance；The bottom of push-and-pull cover board 150 is equally provided with shielded layer 300；Push and pull cover board 150
When covering entrance, pushes and pulls and use bolt fastening between cover board 150 and top plate 110, to guarantee sealing performance.
Cabinet 100 is passed in and out for service personnel by setting entrance and push-and-pull cover board 150, because pushing and pulling the face of cover board 150
Product is very important, and shielded layer 300 is arranged accordingly also to guarantee the ELECTROMAGNETIC RADIATION SHIELDING of substation in the bottom for pushing and pulling cover board 150
Energy.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
Under all utility models in the utility model are conceived, equivalent structure made based on the specification and figures of the utility model
Transformation, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (9)
1. a kind of burying-terra transformer substation of band isolation radiation function, including cabinet, which is characterized in that the cabinet is in cylindrical body knot
Structure, the cabinet are stainless steel material；Transformer, low-voltage cabinet and high-voltage board are provided in the cabinet；Setting in the cabinet
There is shielded layer；
The shielded layer is closed-cell foam aluminium material；The thickness of the shielded layer is set as being no more than 5mm, and porosity is set as not
More than 90%；The shielded layer includes upper shielding layer, lower shielded layer and circumferential shielded layer；The upper shielding layer is close to and is covered completely
The inner roof wall of the cabinet is covered, the lower shielded layer is close to and the inner bottom wall of the cabinet is completely covered；The circumferential direction shielded layer
It is close to and is completely covered the inner sidewall of the cabinet；
The transformer is set to the intracorporal center of the case, and the transformer outer cover is equipped with shielding case；The screen
Covering cover is metal material, and is box cube structure；
The low-voltage cabinet and the high-voltage board are arranged respectively close to the inner sidewall of the cabinet, and the low-voltage cabinet and the high pressure
Cabinet is symmetrically disposed on the two sides of the transformer；The low-voltage cabinet is set to the side by the low-pressure line-outgoing side of the transformer,
The high-voltage board is set to the side of the high pressure enter line side by the transformer；The low-voltage cabinet and the high-voltage board include cabinet
Body；The cabinet body sidewall spacers are provided with ball coronal process, and the projected direction of the ball coronal process is towards in the cabinet body
Portion；The inner surface of the cabinet body side wall is coated with ELECTROMAGNETIC RADIATION SHIELDING coating；
The bottom of box is equipped with grounding rod, and the shielding case passes through conducting wire with the cabinet body and connects with the grounding rod.
2. a kind of burying-terra transformer substation of band isolation radiation function according to claim 1, which is characterized in that the cabinet by
Top plate and bottom plate and peripheral side board group are at the top plate and the bottom plate are rounded, and the circumferential direction side plate is cylindrical；The case
Body is band spacer structure, and the bottom plate includes upper plate and lower plate, and the upper plate is located at the top of the lower plate；It is described
Circumferential side plate includes interior plate and outer panel, and the outer panel is surrounded on the outside of the interior plate；The lower plate and upper bottom
Between plate and the distance between the interior plate and the outer panel are set as 5-7cm；Between the lower plate and upper plate
And multiple connecting columns are provided between the interior plate and the outer panel；The connecting column is cylindrical-shaped structure, and is
Stainless steel material；The diameter of the connecting column is set as 5-7cm, and the connecting column is equally spaced from each other from distribution, and the connecting column
Distance each other is set as 20-30cm.
3. a kind of burying-terra transformer substation of band isolation radiation function according to claim 2, which is characterized in that outside the cabinet
Side is connected with radiating fin；The radiating fin is rectangular metal sheet；The radiating fin includes that side radiating fin and bottom dissipate
Hot fin；The side radiating fin surround and is vertically connected at the outer panel and is in be vertically arranged；The side radiating fin
Width is set as 20-30cm；The bottom radiating fin is vertically connected at the lower plate, and the height of the bottom radiating fin is set
It is placed in 20-30cm.
4. a kind of burying-terra transformer substation of band isolation radiation function according to claim 2, which is characterized in that the interior plate
2 air outlet grates are offered by top, the air outlet grate is connected to the interlayer and the box house of the circumferential side plate；It is described
Air outlet grate is provided with and communicated with outlet air air blower by the intracorporal side of the case, and the wind direction of the outlet air air blower is set as institute
Air in cabinet is stated to drain into the interlayer of the circumferential side plate；The upper plate offers 2 air-inlet grilles；The air-inlet grille
It is connected to the interlayer and the box house of the bottom plate；The top of the air-inlet grille is provided with and communicated with air inlet air blower, described
The wind direction of air inlet air blower is set as draining into the air in the interlayer of the bottom plate in the cabinet；2 air-inlet grilles
It is symmetrical arranged along the transformer；2 air outlet grates are respectively arranged at interior plate close to the side of the low-voltage cabinet and institute
Interior plate is stated close to the side of the high-voltage board；Between line and 2 air-inlet grilles between 2 air outlet grates
The perpendicular relationship of line.
5. a kind of burying-terra transformer substation of band isolation radiation function according to claim 4, which is characterized in that the upper plate
It is set as rounded structure with the junction of the interior plate, and the radius of the rounded structure is set as 2cm-3cm.
6. a kind of burying-terra transformer substation of band isolation radiation function according to claim 4, which is characterized in that the air inlet drum
Blower includes main air inlet and secondary air inlet, and the outlet air air blower includes main air outlet and secondary air outlet；The shielding case
Top rotation is provided with cover top；The side wall of the shielding case is provided with air inlet hole by bottom, and the air inlet hole is round hole, and institute
It states air inlet hole and is located at the shielding case in the one side wall of the air inlet air blower；The quantity of the air inlet hole is two, and
It is symmetrically arranged in the two sides of the shielding case；The shielding case further includes blast pipe, and one end of the blast pipe is connected to
The air inlet hole, the other end of the blast pipe are connected to the secondary air inlet；The side wall of the shielding case is provided with by top
Exhaust vent, the exhaust vent is round hole, and the exhaust vent is located at the shielding case close to the side of the outlet air air blower
On wall；The quantity of the exhaust vent is two, and is symmetrically arranged in the two sides of the shielding case；The shielding case further includes
Discharge pipe, one end of the discharge pipe are connected to the exhaust vent, and the other end of the discharge pipe is connected to the secondary air outlet.
7. a kind of burying-terra transformer substation of band isolation radiation function according to claim 6, which is characterized in that the cover abuts against
The side of the nearly high-voltage board offers high pressure entrance hole；The side that the cover abuts against the nearly low-voltage cabinet offers low-pressure line-outgoing
Hole.
8. a kind of burying-terra transformer substation of band isolation radiation function according to claim 2, which is characterized in that the grounding rod
Using fine copper material；The grounding rod wears the upper plate and the lower plate simultaneously；The grounding rod and the upper plate
And the connection type between the lower plate is sealing welding.
9. a kind of burying-terra transformer substation of band isolation radiation function according to claim 1, which is characterized in that the cabinet top
Portion is provided with pillar, and electromagnetic radiation monitoring instrument and combined aural and visual alarm are provided on the pillar；When the cabinet is embedded to underground,
The electromagnetic radiation monitoring instrument holding is basseted；The electromagnetic radiation monitoring instrument is connected with controller, the controller connection
There are wireless transmitter and the combined aural and visual alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920522642.6U CN209626784U (en) | 2019-04-17 | 2019-04-17 | A kind of burying-terra transformer substation of band isolation radiation function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920522642.6U CN209626784U (en) | 2019-04-17 | 2019-04-17 | A kind of burying-terra transformer substation of band isolation radiation function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN112350200A (en) * | 2020-12-23 | 2021-02-09 | 国网河南省电力公司桐柏县供电公司 | Bury power equipment's self-ventilation structure |
-
2019
- 2019-04-17 CN CN201920522642.6U patent/CN209626784U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN112350200A (en) * | 2020-12-23 | 2021-02-09 | 国网河南省电力公司桐柏县供电公司 | Bury power equipment's self-ventilation structure |
| CN112350200B (en) * | 2020-12-23 | 2023-09-15 | 国网河南省电力公司桐柏县供电公司 | Self-ventilation structure of underground power equipment |
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Address after: 413002 No. 1 Xuefu Road West, Longling Industrial Park, Heshan District, Yiyang City, Hunan Province Patentee after: Huaxiang XiangNeng Technology Co.,Ltd. Address before: 413002 No. 1 Xuefu Road West, Longling Industrial Park, Heshan District, Yiyang City, Hunan Province Patentee before: HXXN ELECTRICITY Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A buried substation with isolation radiation function Effective date of registration: 20231106 Granted publication date: 20191112 Pledgee: China Co. truction Bank Corp Yiyang branch Pledgor: Huaxiang XiangNeng Technology Co.,Ltd. Registration number: Y2023980063452 |