CN112821238A - Transformer substation box body - Google Patents
Transformer substation box body Download PDFInfo
- Publication number
- CN112821238A CN112821238A CN202110119710.6A CN202110119710A CN112821238A CN 112821238 A CN112821238 A CN 112821238A CN 202110119710 A CN202110119710 A CN 202110119710A CN 112821238 A CN112821238 A CN 112821238A
- Authority
- CN
- China
- Prior art keywords
- ventilating
- box body
- box
- cabinet
- substation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000001681 protective effect Effects 0.000 claims abstract description 9
- 238000009423 ventilation Methods 0.000 claims abstract description 9
- 229920000742 Cotton Polymers 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 16
- 238000002955 isolation Methods 0.000 claims description 11
- 239000006260 foam Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 239000005871 repellent Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 10
- 239000004576 sand Substances 0.000 abstract description 6
- 230000009545 invasion Effects 0.000 abstract description 5
- 230000002411 adverse Effects 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 12
- 230000006872 improvement Effects 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 239000011229 interlayer Substances 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 241001465754 Metazoa Species 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000002940 repellent Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B7/00—Enclosed substations, e.g. compact substations
- H02B7/06—Distribution substations, e.g. for urban network
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
The invention relates to the technical field of electronic equipment boxes, and discloses a transformer substation box, which comprises a box body, a box door and ventilating devices, wherein the ventilating devices are arranged in the box body; the ventilating device comprises a ventilating grid, a ventilating cotton pad and a ventilating piece protruding out of the box body; the ventilating grid is communicated with air flow inside and outside the box body, the ventilating piece is covered outside the ventilating grid, the ventilating cotton pad is separated between the ventilating grid and the middle part of the ventilating piece, the outer cover of the ventilating piece is provided with a protective shell, and the bottom of the protective shell is provided with a ventilating hole. Compared with the prior art, this product is when meetting adverse weather, and the invasion of rainwater and sand blown by the wind can be avoided in the position setting of bleeder vent, and ventilative device can play better sand control water-proof effects, has the ventilation effect of preferred moreover.
Description
Technical Field
The invention relates to the technical field of electronic equipment boxes, in particular to a transformer substation box.
Background
The Guangdong region belongs to typical subtropical monsoon climate, and the equipment operation environment has the characteristics of high temperature, high humidity and high salt corrosion. The adverse factors of the environment have great influence on the reliability of the equipment operation, so that the service life of the equipment is obviously shorter than that of the power equipment in a normal-temperature, dry and non-corrosive environment. Full rainwater all year round, humid climate, higher indoor and outdoor humidity, and higher requirement on the sealing performance of the transformer substation box body, especially the outdoor box body. In addition, the cable trench is also one of the main sources of moisture in the box body, and the cable inlet and outlet holes are generally positioned at the bottom of the box body and directly communicated with the cable trench of the foundation. The groove is in a dark and humid environment for a long time, moisture is easy to accumulate and invade the box body, small animals can enter the box body along the wire inlet and outlet holes, the cables are gnawed, components and cables in the box are damaged, and the operation reliability of equipment is seriously influenced.
In recent decades, the economic development of China is rapid, the power load is increasingly increased, the market space is extremely wide, and various manufacturers and different types of transformer substation box bodies are purchased in batches at home and abroad. The whole protection of the box body of the power transformation equipment produced by manufacturers at home and abroad is similar at present. Through collecting and analyzing abnormal conditions of the transformer substation box bodies in the past, the box bodies have the main problems of mechanical damage, poor sealing, condensation in a cabinet, corrosion of components and the like. The above problems are classified into causes mainly due to insufficient mechanical strength and poor sealing of the case.
Disclosure of Invention
The embodiment of the invention aims to provide a transformer substation box body which has the advantage of better waterproof and moistureproof performance.
In order to achieve the above object, an embodiment of the present invention provides a substation box, including a box body, a box door, and a ventilation device disposed in the box body;
the ventilating device comprises a ventilating grid, a ventilating cotton pad and a ventilating piece protruding out of the box body; the ventilating grid is communicated with air flow inside and outside the box body, the ventilating piece is covered outside the ventilating grid, the ventilating cotton pad is separated between the ventilating grid and the middle part of the ventilating piece, the outer cover of the ventilating piece is provided with a protective shell, and the bottom of the protective shell is provided with a ventilating hole.
Compared with the prior art, this product is when meetting adverse weather, and the invasion of rainwater and sand blown by the wind can be avoided in the position setting of bleeder vent, and ventilative device can play better sand control water-proof effects, has the ventilation effect of preferred moreover.
As an improvement of the scheme, the cable box further comprises a cable penetrating piece, the cable penetrating piece is arranged at the bottom of the box body and provided with a plurality of cable penetrating through cable holes in the box body, and the cable hole arrays are evenly arranged.
As an improvement of the scheme, the box body further comprises an isolation layer, and the isolation layer is arranged at the bottom of the box body.
As an improvement of the scheme, the two sides of the isolation layer which are oppositely arranged are provided with ventilation windows for convection.
As an improvement of the scheme, the bottom of the box body is a double-layer shell to form an interlayer, and a heat insulation plate is arranged in the interlayer.
As an improvement of the scheme, the top wall of the box body is obliquely arranged.
As an improvement of the scheme, the top of the box door is obliquely provided with a water drainage part, and the water drainage part is inclined from top to bottom in the direction away from the box body.
As an improvement of the above scheme, the box body includes a box opening, a flange protruding outward is arranged around the edge of the box opening, the flange is bent in a direction away from the box opening, the box door is provided with an elastic member matched with the flange, and when the box door is closed with the box body, the flange is tightly pressed on the elastic member.
As a modification of the above, the elastic member includes a foam block.
As an improvement of the above scheme, the refrigerator further comprises a sealing strip for sealing the refrigerator door and the refrigerator body, wherein the sealing strip is arranged in a rectangular shape, and four vertexes of the sealing strip are arranged in an arc shape.
The method has the following specific beneficial effects:
1. when carrying out cable installation to this product, the cable accessible through wires hole that is located on the ground enters into the box, finishes the back at cable installation, still leaves the certain distance between cable and through wires hole, can pour liquid filling material into on the through wires piece this moment, and liquid filling material just can follow the even inflow in clearance between the cable, can block up small gap completely like this, stops the invasion of moisture. Because the area of a single air hole is small, small animals cannot enter the box body through the damaged gap, and the hidden trouble of mouse biting can be avoided;
2. the isolation layer can prevent water vapor from invading the interior of the box body, and the water vapor rising in the cable groove is driven in advance by utilizing the natural flow of air, so that condensation and corrosion phenomena in the box body are prevented, an extremely good moisture-proof effect is achieved, and the practicability is high;
3. the direction setting of hydrophobic portion can avoid the rainwater to be detained and cause the moisture to get into the box at the box inside, so good rainwater water conservancy diversion structure to the rainwater can flow out fast in time. The characteristic that combines the rainwater downward flow for the rainwater can flow along the direction advantage of the trend, and the reliability of protection is effectively improved under the less condition of cost increase to the possibility of reduction ponding that can be very big.
Drawings
FIG. 1 is a schematic view showing a detailed structure of a ventilating device according to an embodiment of the present invention;
FIG. 2 is a schematic view showing a specific structure of an air-permeable member in an embodiment of the present invention;
FIG. 3 is a detailed structural view of an isolation layer in an embodiment of the present invention;
FIG. 4 is a detailed structural view of an interlayer in the embodiment of the present invention;
FIG. 5 is a detailed structural view of an elastic member in the embodiment of the present invention;
FIG. 6 is a detailed structural view of a tank port in the embodiment of the present invention;
FIG. 7 is a detailed structural view of the weather strip in the embodiment of the invention;
fig. 8 is a specific structural view of the burring in the embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an air permeation device 3 according to an embodiment of the present invention.
A transformer substation box body 1 comprises a box body 1, a box door 2 and a ventilation device 3 which are arranged in the box body 1;
in this embodiment, two ventilation devices 3 are provided, and are symmetrically disposed on the side wall of the box body 1.
The ventilating device 3 comprises a ventilating grid 31, a ventilating cotton pad 32 and a ventilating piece 33 protruding out of the box body 1; ventilative net 31 intercommunication the inside and outside air current of box 1, ventilative piece 33 cover set up in outside ventilative net 31, ventilative cotton pad 32 separate set up in ventilative net 31 with ventilative 33 middle part, ventilative 33 overcoat is equipped with protective housing 34, bleeder vent 35 has been seted up to protective housing 34 bottom.
It should be noted that, in this embodiment, the air permeable member 33 is provided with three air outlets, and the air outlets are protruded to the outside of the box body 1, and the air outlets are all downward.
Through such setting, when meetting bad weather, the invasion of rainwater and sand blown by the wind can be avoided in the position setting of bleeder vent 35, and ventilative device 3 can play better sand control water-proof effects, has the ventilation effect of preferred moreover.
Referring to fig. 2, fig. 2 is a schematic view showing a specific structure of the air permeable member 33 according to the embodiment of the present invention.
More preferably, in this embodiment, still include threading piece 4, threading piece 4 fixed set up in the box 1 bottom, threading piece 4 is provided with a plurality of power cables and penetrates threading hole 41 in the box 1, threading hole 41 array evenly sets up.
Exemplarily, when carrying out cable installation to this product, be located the cable accessible through wires hole 41 on the ground and enter into box 1 in, after the cable installation finishes, still leave certain distance between cable and through wires hole 41, can pour liquid filling material into to threading piece 4 this moment, liquid filling material just can follow the even inflow in clearance between the cable, can block up small gap completely like this, stops the invasion of moisture. Because the area of single bleeder vent 35 is less, the toy also can't get into box 1 through the gap of damage, can stop the hidden danger that the mouse was nibbled.
Referring to fig. 3, fig. 3 is a detailed structural view of the isolation layer 5 in the embodiment of the present invention.
More preferably, in this embodiment, the air-permeable box further includes an isolation layer 5, the isolation layer 5 is disposed at the bottom of the box body 1, and ventilation windows 51 for convection are disposed on two opposite sides of the isolation layer 5.
It should be noted that, inside isolation layer 5's setting can avoid steam to invade box 1, utilizes the natural flow of air, drives the steam that rises in the cable trench in advance, prevents that condensation and corrosion phenomenon from appearing in box 1 is inside, plays very good dampproofing effect, and the practicality is higher.
Referring to fig. 4, fig. 4 is a detailed structural view of the interlayer 11 in the embodiment of the present invention.
More preferably, in the present embodiment, the bottom of the box body 1 is a double-layer shell to form an interlayer 11, and a thermal insulation board 12 is arranged in the interlayer 11. Through such setting, in order to promote the box 1 bottom, especially the protective effect of threading piece 4 department, adopt double-deck shell structure in box 1 bottom, further promote dampproofing effect.
Referring to fig. 5 and 6, fig. 5 is a specific structural view of the elastic member 22 in the embodiment of the present invention, and fig. 6 is a specific structural view of the tank opening 14 in the embodiment of the present invention.
More preferably, in this embodiment, 1 roof of box is the slope setting, and simultaneously, 2 tops slopes of chamber door are provided with water repellent portion 21, water repellent portion 21 is from last to keeping away from down the direction slope of box 1. The direction setting like this can avoid the rainwater to stagnate and lead to the fact moisture to get into box 1, so good rainwater water conservancy diversion structure in 1 inside of box to the rainwater can flow out fast in time. The characteristic that combines the rainwater downward flow for the rainwater can flow along the direction advantage of the trend, and the reliability of protection is effectively improved under the less condition of cost increase to the possibility of reduction ponding that can be very big.
As a further improvement of the above scheme, in this embodiment, the box body 1 includes a box opening 14, a flange 13 protruding outward is disposed around an edge of the box opening 14, the flange 13 is bent in a direction away from the box opening 14, the box door 2 is provided with an elastic member 22 cooperating with the flange 13, and when the box door 2 is closed with the box body 1, the flange 13 is tightly pressed on the elastic member 22. In this embodiment, the resilient member 22 comprises a foam block.
Referring to fig. 7 and 8, fig. 7 is a specific structural view of the weather strip 23 in the embodiment of the present invention, and fig. 8 is a specific structural view of the flange 13 in the embodiment of the present invention.
More preferably, still including sealed chamber door 2 with the sealing strip 23 of box 1, sealing strip 23 is the rectangle setting, four summits of sealing strip 23 set up and are circular-arc setting.
It should be noted that, this sealing strip 23's setting can improve the protection reliability of traditional crimping structure greatly, has great contact surface on the one hand, and on the other hand, turning position adopts circular-arc transition structure, avoids the fold of compound adhesive tape and even tears, compromises simple to operate, eliminates functions such as closed angle injury, promotes box 1's pleasing to the eye degree simultaneously. In addition, the contact surface can be further increased by the arrangement of the flanging 13, when the box door 2 is closed, the flanging 13 is tightly pressed on the elastic piece 22, and the elastic piece 22 is promoted to generate plastic deformation, so that the integral sealing effect of the box door 2 is greatly improved.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (10)
1. A transformer substation box body is characterized by comprising a box body, a box door and ventilating devices which are arranged in the box body;
the ventilating device comprises a ventilating grid, a ventilating cotton pad and a ventilating piece protruding out of the box body; the ventilating grid is communicated with air flow inside and outside the box body, the ventilating piece is covered outside the ventilating grid, the ventilating cotton pad is separated between the ventilating grid and the middle part of the ventilating piece, the outer cover of the ventilating piece is provided with a protective shell, and the bottom of the protective shell is provided with a ventilating hole.
2. The substation box body according to claim 1, further comprising a threading member, wherein the threading member is arranged at the bottom of the box body, the threading member is provided with a plurality of threading holes for cables to penetrate into the box body, and the threading holes are uniformly arranged in an array.
3. The substation cabinet of claim 1, further comprising an insulation layer disposed on the bottom of the cabinet.
4. The substation box body according to claim 3, wherein ventilation windows for convection are formed in two opposite sides of the isolation layer.
5. The substation cabinet according to claim 1, wherein the bottom of the cabinet is double-walled to form a sandwich, and wherein a heat shield is disposed within the sandwich.
6. The substation cabinet according to claim 1, wherein the top cabinet wall is inclined.
7. The substation cabinet according to claim 1, wherein the top of the box door is provided with a water-repellent part which is inclined from top to bottom in a direction away from the cabinet.
8. The substation box body according to claim 1, wherein the box body comprises a box opening, a flange protruding outwards is arranged around the edge of the box opening, the flange is bent away from the box opening, the box door is provided with an elastic member matched with the flange, and when the box door is closed with the box body, the flange is tightly pressed on the elastic member.
9. The substation cabinet of claim 8, wherein the resilient member comprises a foam block.
10. The substation cabinet of claim 1, further comprising a sealing strip sealing the box door and the cabinet, the sealing strip being arranged in a rectangular shape, and four vertices of the sealing strip being arranged in an arc shape.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011631467 | 2020-12-30 | ||
| CN2020116314678 | 2020-12-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112821238A true CN112821238A (en) | 2021-05-18 |
Family
ID=75860215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110119710.6A Pending CN112821238A (en) | 2020-12-30 | 2021-01-28 | Transformer substation box body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112821238A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10174223A (en) * | 1996-12-03 | 1998-06-26 | Chubu Electric Power Co Inc | Ventilation structure of outdoor distribution tower |
| JP2003064962A (en) * | 2001-08-30 | 2003-03-05 | Nitto Electric Works Ltd | Panel ventilation system |
| CN201303216Y (en) * | 2008-10-31 | 2009-09-02 | 上海华润特种变压器成套有限公司 | Sealed waterproof mechanism of outdoor electric box |
| CN203967667U (en) * | 2014-06-18 | 2014-11-26 | 盛云科技有限公司 | Terminal box |
| CN104734034A (en) * | 2015-02-17 | 2015-06-24 | 江苏诚纳电气有限公司 | Waterproof power distribution cabinet |
| CN204992309U (en) * | 2015-08-13 | 2016-01-20 | 中国长江电力股份有限公司 | Power station underground factory building exciter panel cabinet dust keeper |
| CN107123934A (en) * | 2017-06-30 | 2017-09-01 | 国网河南省电力公司内乡县供电公司 | The moistureproof electric power box of one kind radiating |
| CN206673427U (en) * | 2017-04-26 | 2017-11-24 | 佛山市众益达机电有限公司 | A kind of low-tension switch cabinet |
| CN207124399U (en) * | 2017-08-15 | 2018-03-20 | 湖南塞凡电气科技有限公司 | A kind of distribution box with thermal diffusivity |
| CN210074525U (en) * | 2019-07-05 | 2020-02-14 | 萧县振源电气设备有限公司 | An intelligent low-voltage power distribution box and power distribution device |
| CN110829242A (en) * | 2019-11-29 | 2020-02-21 | 武建平 | Heat dissipation rainproof type power distribution cabinet |
| CN210273279U (en) * | 2019-08-06 | 2020-04-07 | 云南滇中汇能智慧能源有限公司 | A safe box-type substation |
| CN211743810U (en) * | 2020-05-15 | 2020-10-23 | 河北机电职业技术学院 | Waterproof and moistureproof distribution box |
-
2021
- 2021-01-28 CN CN202110119710.6A patent/CN112821238A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10174223A (en) * | 1996-12-03 | 1998-06-26 | Chubu Electric Power Co Inc | Ventilation structure of outdoor distribution tower |
| JP2003064962A (en) * | 2001-08-30 | 2003-03-05 | Nitto Electric Works Ltd | Panel ventilation system |
| CN201303216Y (en) * | 2008-10-31 | 2009-09-02 | 上海华润特种变压器成套有限公司 | Sealed waterproof mechanism of outdoor electric box |
| CN203967667U (en) * | 2014-06-18 | 2014-11-26 | 盛云科技有限公司 | Terminal box |
| CN104734034A (en) * | 2015-02-17 | 2015-06-24 | 江苏诚纳电气有限公司 | Waterproof power distribution cabinet |
| CN204992309U (en) * | 2015-08-13 | 2016-01-20 | 中国长江电力股份有限公司 | Power station underground factory building exciter panel cabinet dust keeper |
| CN206673427U (en) * | 2017-04-26 | 2017-11-24 | 佛山市众益达机电有限公司 | A kind of low-tension switch cabinet |
| CN107123934A (en) * | 2017-06-30 | 2017-09-01 | 国网河南省电力公司内乡县供电公司 | The moistureproof electric power box of one kind radiating |
| CN207124399U (en) * | 2017-08-15 | 2018-03-20 | 湖南塞凡电气科技有限公司 | A kind of distribution box with thermal diffusivity |
| CN210074525U (en) * | 2019-07-05 | 2020-02-14 | 萧县振源电气设备有限公司 | An intelligent low-voltage power distribution box and power distribution device |
| CN210273279U (en) * | 2019-08-06 | 2020-04-07 | 云南滇中汇能智慧能源有限公司 | A safe box-type substation |
| CN110829242A (en) * | 2019-11-29 | 2020-02-21 | 武建平 | Heat dissipation rainproof type power distribution cabinet |
| CN211743810U (en) * | 2020-05-15 | 2020-10-23 | 河北机电职业技术学院 | Waterproof and moistureproof distribution box |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210518 |
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| RJ01 | Rejection of invention patent application after publication |