CN202282561U - Ventilation heat radiation system of semi-buried type box-type transformer station switch cabinet chamber - Google Patents
Ventilation heat radiation system of semi-buried type box-type transformer station switch cabinet chamber Download PDFInfo
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- CN202282561U CN202282561U CN2011202911059U CN201120291105U CN202282561U CN 202282561 U CN202282561 U CN 202282561U CN 2011202911059 U CN2011202911059 U CN 2011202911059U CN 201120291105 U CN201120291105 U CN 201120291105U CN 202282561 U CN202282561 U CN 202282561U
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Abstract
The present utility model provides a ventilation heat radiation system of a semi-buried type box-type transformer station switch cabinet chamber. The system comprises a lower box body which is used as a transformer chamber and an upper box body used as a switch cabinet chamber, most parts of the lower box body are buried under the ground, and a certain part of a neck part is exposed outside the ground. The system is characterized in that one side inside the upper box body is a high voltage cabinet chamber, the other side is a low voltage cabinet chamber, two sides of the neck part of the lower box body are respectively provided with a high voltage cabinet chamber air inlet passage and a low voltage cabinet chamber air inlet passage for in and out of cables and ventilation, a high voltage cable trench and a low voltage cable trench are respectively led into lower parts of the air inlet passages, and air outlets are respectively arranged on upper parts of the high voltage cabinet chamber and the low voltage cabinet chamber. In the ventilation system, no threading hole is arranged on the lower box body, thus tightness of the lower box body is guaranteed; the cable trenches are used as cold air sources, thus air entering the upper box body is cold air; and the air inlets and air outlets are respectively arranged on the bottom part, and upper part or top part of the lower box body, partial circulation will not formed, and integral ventilation and heat radiation of the high and low voltage cabinets can be realized.
Description
Technical field
The utility model belongs to half buried box type transformer substation technical field, particularly relates to a kind of aeration radiation system of half buried box type transformer substation switch cubicle chamber.
Background technology
Existing half buried box type transformer substation adopts natural exhaust usually and forces the air draft dual mode as the upper box ventilation and heat of switch cubicle chamber.Upper and lower two louvre ventilation holes (for example: notification number is the utility model patent of CN201656306) are set respectively on two side elevations of upper box, with this as the natural heat dissipation passage; Perhaps, realize forcing air draft at upper box side elevation top addition ventilating fan.These two kinds of air draft modes because air inlet and air outlet can form local convection at a distance of nearer, are difficult to realize the ventilation and heat of whole cabinet chamber; Particularly summer, ambient temperature itself was higher, lacked cold air and replenished.Pane design owing to blind window is downward-sloping from inside to outside (getting into for preventing rainwater and foreign matter) in addition, and the trend that thermal current has nature upwards to flow, this design is unfavorable for hot gas is derived upper box, reaches the natural exhaust radiating effect.In addition, the height/low-voltage cable of half buried box type transformer substation lower box advances/and wire hole normally is opened on the lower box facade, and one or a plurality of through wires hole usually are set.Advance/side of wire hole is the transformer room, opposite side is a cable trough, in case the sealing of transformer room can not get abundant assurance, the ponding in the cable trough will infiltrate lower box, influences the safe operation of transformer.And wire hole is many more, and the sealing maintenance issues of transformer room is also just more arduous, increases uncertain factor, is difficult to guarantee the transformer safe operation.
Summary of the invention
The purpose of the utility model is to provide a kind of aeration radiation system of half buried box type transformer substation switch cubicle chamber.This system utilizes transformed height/low-voltage cable to advance/the outlet passage, and this passage does not connect lower box, but directly feeds upper box.So both having guaranteed the sealing of transformer room, also is the air intake passage of ventilation and heat, effectively reduces the indoor temperature of switch cubicle.
The technical scheme that realizes the utility model is: half buried box type transformer substation comprises as the lower box of transformer room with as the upper box of switch cubicle chamber.A side is the high-voltage board chamber in the upper box, and opposite side is the low-voltage cabinet chamber.The big portion of lower box is embedded in underground, and neck has certain altitude to basset.The technical scheme of the utility model is respectively to establish a passage in the both sides of lower box neck.The top of passage feeds upper box and high-voltage board chamber and low-voltage cabinet chamber, and the bottom feeds cable trough.The side that corresponding upper box is placed high-voltage board is a high-tension cable inlet wire passage, and high-tension cable directly inserts the high pressure incoming line cabinet from cable trough through this passage; Opposite side then is a low-voltage cable outlet passage, and low-voltage cable picks out from feeder cabinet, gets into cable trough.Two passages do not feed in the lower box, so guaranteed the sealing of lower box simultaneously yet.Above-mentioned two passages also are the air inlet ducts of ventilation unit simultaneously.One side is the high-voltage board air inlet duct, and a side is the low-voltage cabinet air inlet duct.Because the logical cable shaft of cable trough can utilize the cold wind in the cable shaft to originate as the cold wind of ventilating system.Top one side or the top of high-voltage board chamber and low-voltage cabinet chamber have exhaust outlet, and hot blast is discharged.As drive one side on top, can be made as the blind window form.Be that two air inlet ducts of bottom and two exhaust outlets on top form the ventilation and heat loops.Cold wind in cable trough under the normal temperature situation gets into upper box from air inlet duct, and the inner hot blast of high and low pressure cabinet rises to the top exhaust outlet, discharges upper box, reduces high and low pressure cabinet interior environment temperature.
Ventilating fan also can be installed in the exhaust outlet inboard, and ambient temperature rises in the high and low pressure cabinet, surpasses preset value, and temperature control system can be opened ventilating fan automatically, forces air draft, reduces in-cabinet temperature; Ambient temperature is replied normal value in the high and low pressure cabinet, and then temperature control system can be closed ventilating fan automatically, takes the natural draft radiating mode, with effective circulation of the outer natural cold wind of upper box, reduces temperature in the cabinet.
High-voltage board chamber and low-voltage cabinet chamber are except that bottom air inlet duct and top exhaust outlet, and the remainder sealing is to guarantee ventilation effect.
As preferred version: air duct can be welded on lower box neck outside; Can also be to make independent parts, be convenient to install at the scene.
As preferred version: air duct is made the elbow air channel, and from the inboard switch cubicle chamber that gets into of lower box, the elbow air channel does not communicate with the transformer room.
As preferred version: the bottom surface of high-voltage board and low-voltage cabinet and end face connect, and make wind directly from the inner process of cabinet.
As preferred version: there is rainhat the top of top exhaust outlet.
The utility model compared with prior art has the following advantages:
1, lower box is not established through wires hole, guarantees the sealing of lower box, can effectively avoid the water inlet of lower box transformer room.
2, originate as cold wind with cable trough, what can guarantee to get into upper box all is cold wind.
3, inlet and outlet at bottom and the top or the top of lower box, can not form local circulation respectively, can realize the whole ventilation and heat of high and low pressure cabinet.Same reason, it forces the effect of air draft also good.
Description of drawings
Below in conjunction with accompanying drawing, the embodiment of the utility model is described:
Fig. 1 is the front view of the utility model;
Fig. 2 is the A-A directional profile figure of Fig. 1;
Fig. 3 is the end view of the utility model;
Fig. 4 is the I part enlarged drawing of Fig. 1;
Fig. 5 is the front view of another embodiment of the utility model.
Among the figure: 1. upper box, 2. lower box, 3. lower box neck, 4. lower box bottom; 5. high-voltage board chamber, 6. low-voltage cabinet chamber, 7. high-voltage board, 8. low-voltage cabinet; 9. high-voltage board chamber air inlet duct, 10. low-voltage cabinet chamber air inlet duct, 11. high-tension cable ditches, 12. low-voltage cable ditches; 13.14. ventilating fan, 15.16. exhaust outlet, 17.18. rainhat, 20. temperature control systems.
Embodiment
As shown in Figure 1: half buried box type transformer substation that the utility model relates to, comprise upper box 1 and lower box 2, lower box 2 big portions are embedded in underground, and its neck 3 parts are exposed the face of land, and bottom 4 all is embedded in below the face of land.The upper box left and right sides is provided with high-voltage board chamber 5 and low-voltage cabinet chamber 6 respectively, wherein places high-voltage board 7 and low-voltage cabinet 8 respectively.Sealing around high-voltage board chamber 5 and the low-voltage cabinet chamber 6, the bottom and the top of high-voltage board 7 and low-voltage cabinet 8 connect.Upper box neck 3 both sides are installed the high-voltage board chamber air inlet duct 9 and low-voltage cabinet chamber air inlet duct 10 of while as the cable access way respectively; Its underpart opening respectively in the high-tension cable ditch 11 under the face of land with low-voltage cable ditch 12 in, upper opening then stretches into high-voltage board chamber 5 and low-voltage cabinet chamber 6.Have exhaust outlet 15 and 16 on the top board of high-voltage board chamber 5 and low-voltage cabinet chamber 6, respectively there are a ventilating fan 13 and 14 in exhaust outlet 15 and 16 below, and the top top board respectively has a rainhat 17 and 18 outward.Low-voltage cabinet 8 inside are provided with temperature control system (20).Sealing between high-voltage board chamber 5 and low-voltage cabinet chamber 6 and the lower box 2 can not cause mixed flow with the ventilation of lower box 2.
Arrow is represented wind direction among the figure.Rise with low-voltage cabinet chamber 6 interior ambient temperatures in high-voltage board chamber 5; Heat is discharged upper box through exhaust outlet 15,16; Form blast in the cabinet, cold wind gets into air inlet duct 9,10 with compensating form from cable trough 11,12, gets into high-voltage board chamber 5 and low-voltage cabinet chamber 6 along air inlet duct; Cold wind rises in the indoor chance heat of cabinet, passes high-voltage board chamber 5 and discharges from the exhaust outlet 15,16 at top with low-voltage cabinet 8 with low-voltage cabinet chamber 6 and high-voltage board 7.Bottom cold wind constantly replenishes into from cable trough again.Form the circulation of ventilating with this.
From the angle of turnover line, high-tension cable gets into high-voltage board chamber air inlet duct 9 from high-tension cable ditch 11, gets into the high-voltage board chamber 5 of upper box 1.Low-voltage cable then picks out from low-voltage cabinet chamber 6, crosses low-voltage cabinet chamber air inlet duct 10 and gets into low-voltage cable ditch 12.On the lower box facade, do not have through wires hole, guaranteed the sealing of lower box.
From the angle of natural exhaust, the hot blast in the natural cold wind of cable trough and the power distribution cabinet forms convection current, plays the natural heat dissipation effect.
From forcing the angle of air draft, when low-voltage cabinet runtime environment temperature rises, surpass specified preset temperature, then the auto temperature controlled system in the low-voltage cabinet 20 is opened ventilating fan 15,16, reaches the air draft effect of forcing, and reduces temperature in the cabinet.
Fig. 2 is the cross-section relation that has shown that lower box bottom 3, neck 4 reach.
Fig. 3 has shown the side view of lower box, mainly representes lower box neck 3 and lower box bottom 4.Lower box neck 200-700mm exposes the face of land.Can set the size that exposes as required.
Fig. 4 has shown cold air passage, promptly gets into this part apparatus structure and principle of power distribution cabinet from cable trough through air inlet duct.
The air duct of lower box 2 both sides can be welded on the lower box in advance, and such benefit is on-the-spot the installation simply; Also can make independent parts and assemble at the scene, such benefit is to do suitably to regulate to position, the size of installing according to field condition.That is to say that high-voltage board chamber air inlet duct 9 is welded on lower box neck 3 outsides with low-voltage cabinet chamber air inlet duct 10, but also can be the parts of installation and removal.
Fig. 5 is the front view of another embodiment of the utility model.High-voltage board chamber air inlet duct 9 is the elbow passage with low-voltage cabinet chamber air inlet duct 10 in this embodiment, and from lower box neck inboard entering switch cubicle chambers 3, but the elbow passage does not communicate with the transformer room.Remainder is identical with a last embodiment.
Claims (9)
1. the aeration radiation system of one and half buried box type transformer substation switch cubicle chambers; Comprise as the transformer room lower box (1) and as the upper box (2) of switch cubicle chamber; The big portion of lower box is embedded in underground, and neck (3) has certain altitude to basset, and it is characterized in that: a side is high-voltage board chamber (5) in the upper box; Opposite side is low-voltage cabinet chamber (6), and there is the high-voltage board chamber air inlet duct (9) and the low-voltage cabinet chamber air inlet duct (10) of double as cable turnover respectively and ventilation usefulness the both sides of lower box neck (3); The bottom of air inlet duct feeds high-tension cable ditch (11) and low-voltage cable ditch (12) respectively; Exhaust outlet (15,16) is arranged respectively at the top of high-voltage board chamber (5) and low-voltage cabinet chamber (6).
2. aeration radiation system like the said half buried box type transformer substation switch cubicle chamber of claim 1 is characterized in that: said high-voltage board chamber (5) and low-voltage cabinet chamber (6) except that air inlet duct and exhaust outlet, other parts sealings.
3. aeration radiation system like claim 1 or said half buried box type transformer substation switch cubicle chambers 2; It is characterized in that: said high-voltage board chamber air inlet duct (9) and low-voltage cabinet chamber air inlet duct (10) are the elbow passage; From the inboard switch cubicle chamber that gets into of lower box neck (3), the elbow passage does not communicate with the transformer room.
4. aeration radiation system like claim 1 or said half buried box type transformer substation switch cubicle chambers 2, it is characterized in that: said exhaust outlet (15,16) is located at a side on high-voltage board chamber (5) and top, low-voltage cabinet chamber (6), and is arranged to the blind window form.
5. aeration radiation system like claim 1 or said half buried box type transformer substation switch cubicle chambers 2, it is characterized in that: said exhaust outlet (15,16) is located at the top of high-voltage board chamber (5) and low-voltage cabinet chamber (6), and there is rainhat its top.
6. aeration radiation system like claim 1 or said half buried box type transformer substation switch cubicle chambers 2, it is characterized in that: said exhaust outlet (15,16) inboard has ventilating fan (13,14) respectively.
7. aeration radiation system like claim 1 or said half buried box type transformer substation switch cubicle chambers 2 is characterized in that: said high-voltage board chamber air inlet duct (9) and low-voltage cabinet chamber air inlet duct (10) are welded on lower box neck (3) outside.
8. aeration radiation system like claim 1 or said half buried box type transformer substation switch cubicle chambers 2 is characterized in that: said high-voltage board chamber air inlet duct (9) and low-voltage cabinet chamber air inlet duct (10) but be the parts of installation and removal.
9. the aeration radiation system like claim 1 or said half buried box type transformer substation switch cubicle chambers 2 is characterized in that: the bottom surface of said high-voltage board (7) and low-voltage cabinet (8) and end face perforation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202911059U CN202282561U (en) | 2011-08-11 | 2011-08-11 | Ventilation heat radiation system of semi-buried type box-type transformer station switch cabinet chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202911059U CN202282561U (en) | 2011-08-11 | 2011-08-11 | Ventilation heat radiation system of semi-buried type box-type transformer station switch cabinet chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202282561U true CN202282561U (en) | 2012-06-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202911059U Withdrawn - After Issue CN202282561U (en) | 2011-08-11 | 2011-08-11 | Ventilation heat radiation system of semi-buried type box-type transformer station switch cabinet chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202282561U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102315597A (en) * | 2011-08-11 | 2012-01-11 | 浙江安可电气科技有限公司 | Ventilating and radiating system for switch cabinet chamber of semi-buried box-type substation |
| CN107732741A (en) * | 2017-10-19 | 2018-02-23 | 安徽龙和电气科技有限公司 | A kind of ventilating and radiating system for switch cabinet chamber of semi-buried box-type substation |
| CN108448443A (en) * | 2017-02-16 | 2018-08-24 | 上海置信电气非晶有限公司 | A kind of substation's aeration radiation system taken into account with electric rectification |
| CN108565730A (en) * | 2018-04-28 | 2018-09-21 | 无锡赛孚电力环境控制设备有限公司 | A kind of intelligent aeration cool-down dehumidification method of substation secondary device prefabricated cabin |
-
2011
- 2011-08-11 CN CN2011202911059U patent/CN202282561U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102315597A (en) * | 2011-08-11 | 2012-01-11 | 浙江安可电气科技有限公司 | Ventilating and radiating system for switch cabinet chamber of semi-buried box-type substation |
| CN102315597B (en) * | 2011-08-11 | 2015-01-28 | 浙江安可电气科技有限公司 | Ventilating and radiating system for switch cabinet chamber of semi-buried box-type substation |
| CN108448443A (en) * | 2017-02-16 | 2018-08-24 | 上海置信电气非晶有限公司 | A kind of substation's aeration radiation system taken into account with electric rectification |
| CN107732741A (en) * | 2017-10-19 | 2018-02-23 | 安徽龙和电气科技有限公司 | A kind of ventilating and radiating system for switch cabinet chamber of semi-buried box-type substation |
| CN107732741B (en) * | 2017-10-19 | 2019-05-10 | 安徽龙和电力集团有限公司 | A kind of ventilating and radiating system for switch cabinet chamber of semi-buried box-type substation |
| CN108565730A (en) * | 2018-04-28 | 2018-09-21 | 无锡赛孚电力环境控制设备有限公司 | A kind of intelligent aeration cool-down dehumidification method of substation secondary device prefabricated cabin |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120620 Effective date of abandoning: 20150128 |
|
| RGAV | Abandon patent right to avoid regrant |