CN205004133U - Be suitable for 750 kilovolts of main transformer cooling arrangement's of transformer substation dust keeper - Google Patents
Be suitable for 750 kilovolts of main transformer cooling arrangement's of transformer substation dust keeper Download PDFInfo
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- CN205004133U CN205004133U CN201520787443.XU CN201520787443U CN205004133U CN 205004133 U CN205004133 U CN 205004133U CN 201520787443 U CN201520787443 U CN 201520787443U CN 205004133 U CN205004133 U CN 205004133U
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- 238000001816 cooling Methods 0.000 title claims abstract description 32
- 239000000428 dust Substances 0.000 title claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 26
- 239000010959 steel Substances 0.000 claims abstract description 26
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 239000002585 base Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000003637 basic solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model provides a be suitable for 750 kilovolts of main transformer cooling arrangement's of transformer substation dust keeper, including reticular dustproof filter screen and framework, dustproof filter screen is arranged the interior level of framework in and is fixed in the framework, and the filter screen is detachable fixed mode with the framework junction, dustproof filter screen is equipped with dustproof silk crisscross each other, forms a confined geometric form network structure and covers whole filter screen, this framework includes at the bottom of the frame and the edge, constitutes a confined geometric figure by two length of branch frames and the short border more than four at the bottom of the frame, and the net shape form is unanimous with straining, and horizontal planes are outside respectively extends with to extend the steel sheet width unanimous with two edges being connected at the bottom of the frame, and the edge is equipped with the rubber pad with extending between the steel sheet, and the edge is fixed with the steel sheet use buckle of extending, the device is dustproof effectual, convenient, with low costs characteristics are dismantled in the installation for the radiator still has good radiating effect under the long -time running state of main transformer, have extensive practicality to electric power industry.
Description
Technical field
The utility model belongs to the technical field of device for transformer, is specifically related to a kind of technical field of dust guard of large-scale main transformer cooling device.
Background technology
Current, in electric power converting equipment, transformer is a kind of voltage, electric current and do not change the static electrical equipment of frequency of changing AC power, it has two or several winding, under same frequency, be the alternating voltage of another or several system and electric current and electric equipment so as to transmitting electric energy by the alternating voltage of a system and current conversion by electromagnetic induction.And the heat that large-scale main transformer major part produces in adopting forced-oil circulation air cooler to run in order to cooling transformer.It from transformer oil upper box part, deep fat is sent into cooler with oil-immersed pump, and send fuel tank back to from bottom again by lower oil chamber on it and cooling water pipe, the fin that heat is wound around outward by cooling water pipe is taken in air by fan air blast by deep fat in the circulating cycle.In November, 2010,750kV supergrid first Application is networked at Xinjiang Power and northwest, as the transregional power transmission and transformation electrical network of China's superhigh pressure, the reliability of main transformer has a strong impact on power grid security production, the energy distributes, and has great importance for the stable operation of guarantee 750 kv substation large-scale main transformer device security.
All become from China spy in the large-scale main transformer of China's 750kV converting equipment, protect and become, ABB, Shandong Electric Power Group Deng great transformer factory, due to the general waste ridge outside of the city out of doors of general 750 kv substations, surrounding is generally farmland, trees, the sand and dust produced, filth is easily amassed in the gap of main transformer radiator fin, after transformer long-play, sand and dust in air, filth is easily amassed in the gap of main transformer radiator fin, main transformer radiator fin is just filled up by sand and dust and filth, have a strong impact on Main Transformer Cooler device radiation effect, main transformer top-oil temperature is caused to decline, cause main transformer top layer oil surface temperature too high, finally cause main transformer conservator oil level high, earth pressure release valve events, a series of accidents such as three side apparatus tripping operations.Therefore, need that the dustproof construction of existing main transformer cooling device is carried out upgrading and overcome existing Problems existing and deficiency, ensure the stable operation of main transformer device security.
Summary of the invention
For deficiency and the Problems existing of the dust guard state of the art of existing main transformer cooling device, the utility model provides a kind of dust guard being suitable for 750 kv substation main transformer cooling devices, compared with prior art, the dust guard of what the utility model provided the be applicable to large-scale main transformer cooling device of 750 kv substation, it has and is easy to features such as removing and installing, structure is simple, robustness is good, achieve the function of not closing main transformer and disassembling cleaning, have practicality widely for power industry.
It is adopt following technical scheme to realize that the utility model solves its technical problem:
A kind of dust guard being suitable for 750 kv substation main transformer cooling devices that the utility model provides comprises netted dustproof filter screen and framework, dustproof filter screen to be placed in framework and to be horizontally fixed in framework, and filter screen and framework junction are detachable fixed form, dustproof filter screen is provided with interlaced dust-proof silk, dust-proof silk interlaced formation network structure covers whole filter screen, and form a closed geometric figure, shape is consistent with cooling device radiator shape, this framework comprises at the bottom of frame and edge, a closed geometric figure is formed by the short frame of two long margin frames and more than four at the bottom of frame, consistent with filter screen shape, two edges be connected with at the bottom of frame stretch out respectively along the horizontal plane, edge width is consistent with the extension steel plate of transformer cooling device, rubber blanket is provided with between edge and extension steel plate, edge and extension steel plate use buckle to fix.
Can according to actual needs, the utility model makes further optimization and/or improvements the above-mentioned dust guard being applicable to the large-scale main transformer cooling device of 750 kv substation and is further described:
In the utility model, two edges connected at the bottom of framework center stretch out 50mm respectively along the horizontal plane.
In the utility model, the wide 50mm of the rubber blanket arranged between edge and extension steel plate, thick 2-3mm.
In the utility model, rubber blanket prevents main transformer vibrations from edge and extension steel plate are collided.
In the utility model, dustproof filter screen aperture is 1mm.
In the utility model, two side frame edge of framework and extension steel plate use buckle to fix.
Use the utility model provide be applicable to the dust guard of 750 kv substation large-scale main transformer cooling device time, first detachable filter screen is placed in framework, be arranged in radiator by base side, use wide 50mm, the rubber blanket of thick 2-3mm is placed between filter screen frame and extension steel plate, rubber blanket prevents main transformer vibrations from frame and extension steel plate are collided, and uses buckle to fix the edge of framework and extension steel plate.
the beneficial effect that the utility model reaches:
(1) dust guard of the large-scale main transformer cooling device of 750 kv substation that provides of the utility model, achieve the function of not closing main transformer and disassembling cleaning, reduce main transformer frequency of power cut and O&M cost, make radiator still have good radiating effect under main transformer long-play state, have practicality widely for power industry.
(2) dust guard of 750 kv substation large-scale main transformer cooling device that the utility model provides is the dustproof construction of a kind of good dustproof effect, easy installation and removal, cooling device that cost is low.
Accompanying drawing explanation
The dust guard that Fig. 1 is shown as the utility model to be provided is arranged in the positional structure schematic diagram of transformer.
Fig. 2 is shown as the dust guard agent structure front view that the utility model provides.
Fig. 3 is shown as the dust guard agent structure end view that the utility model provides.
Fig. 4 is shown as the skeleton structure signal enlarged drawing of the dust guard that the utility model provides.
In figures 1-4: 1-dustproof filter screen, 2-framework, 3-edge, the long button of 4-, at the bottom of 5-frame, 6-extension steel plate.
Embodiment
1-4 by reference to the accompanying drawings, illustrate, but the utility model is not limited to following embodiment for embodiment.
In the utility model, for convenience of description, the Butut mode being with reference to the accompanying drawings 1 by a kind of description being suitable for the relative position relation of each parts in the dust guard of 750 kv substation main transformer cooling devices is described, as: the position relationships such as upper and lower, left and right determine according to the Butut direction of Figure of description 1.
A kind of dust guard being suitable for 750 kv substation main transformer cooling devices that the utility model provides comprises netted dustproof filter screen (1) and framework (2), dustproof filter screen (1) to be placed in framework (2) and to be horizontally fixed in framework (2), and filter screen (1) and framework (2) junction are detachable fixed form, dustproof filter screen (1) is provided with interlaced dust-proof silk, dust-proof silk interlaced formation network structure covers whole filter screen, and form a closed geometric figure, shape is consistent with cooling device radiator shape, this framework (2) comprises (5) at the bottom of frame and edge (3), (5) at the bottom of frame form a closed geometric figure by the short frame of two long margin frames and more than four, consistent with filter screen (1) shape, two edges (3) be connected with (5) at the bottom of frame stretch out respectively along the horizontal plane, edge (3) width is consistent with the extension steel plate (6) of transformer cooling device, rubber blanket is provided with between edge (3) and extension steel plate (6), edge (3) and extension steel plate (6) use buckle to fix.
Can according to actual needs, the utility model makes further optimization and/or improvements the above-mentioned dust guard being applicable to the large-scale main transformer cooling device of 750 kv substation and is further described:
In the utility model, two edges (3) that (5) at the bottom of framework (2) center connect stretch out 50mm respectively along the horizontal plane.
In the utility model, the wide 50mm of rubber blanket arranged between edge (3) and extension steel plate (6), thick 2-3mm.
In the utility model, rubber blanket prevents main transformer vibrations from edge (3) and extension steel plate (6) are collided.
In the utility model, dustproof filter screen (1) aperture is 1mm.
In the utility model, two side frame edge (3) and the extension steel plate (6) of framework (2) use buckle (4) to fix.
When the dustproof construction of a kind of large-scale main transformer cooling device using the utility model to provide, first detachable dust-proof (1) filter screen is placed in framework (2), be arranged in radiator by base side, use wide 50mm, the rubber blanket of thick 2-3mm is placed between filter screen edge (3) and extension steel plate (6), rubber blanket prevents main transformer vibrations from frame (3) and extension steel plate (6) are collided, and uses buckle to fix the edge (3) of framework (2) and extension steel plate (6).
Be suitable for the dust guard of the large-scale main transformer cooling device of 750 kv substation that the utility model provides, can effectively the larger floating thing of blocking volume, sand and dust enter in radiator crack, ensure that radiator still has good radiating effect under main transformer long-play state, and can to its periodic replacement under main transformer ruuning situation, saving main transformer has a power failure, just can need the manual cleaning expense of cleaning, reduce main transformer frequency of power cut and O&M cost.The defect caused on this question obtains basic solution.
The dust guard structure of the 750 kv substation large-scale main transformer cooling device that the utility model provides is simple, good dustproof effect, easy installation and removal, a kind of large-scale main transformer cooling device that cost is low dustproof construction, achieve the function of not closing main transformer and disassembling cleaning, reduce main transformer frequency of power cut and O&M cost, make radiator still have good radiating effect under main transformer long-play state, have practicality widely for power industry.
As mentioned above; the utility model can be realized preferably; the above embodiments are only be described preferred implementation of the present utility model; not scope of the present utility model is limited; under the prerequisite not departing from the utility model design spirit; the various distortion that those of ordinary skill in the art make the technical solution of the utility model and improvement, all should fall in protection range that the utility model determines.
Claims (4)
1. one kind is suitable for the dust guard of 750 kv substation main transformer cooling devices, it is characterized in that, dust guard comprises netted dustproof filter screen and framework, and dustproof filter screen to be placed in framework and to be horizontally fixed in framework, and filter screen and framework junction are detachable fixed form, dustproof filter screen is provided with mutually comparatively staggered dust-proof silk, dust-proof silk interlaced formation network structure covers whole filter screen, and form a closed geometric figure, shape is consistent with cooling device radiator shape, this framework comprises at the bottom of frame and edge, a closed geometric figure is formed by the short frame of two long margin frames and more than four at the bottom of frame, consistent with filter screen shape, two edges be connected with at the bottom of frame stretch out respectively along the horizontal plane, edge width is consistent with the extension steel plate of transformer cooling device, rubber blanket is provided with between edge and extension steel plate, edge and extension steel plate use buckle to fix.
2. be suitable for as claimed in claim 1 the dust guard of 750 kv substation main transformer cooling devices, it is characterized in that, two edges of connection at the bottom of described framework center stretch out 50mm respectively along the horizontal plane.
3. be suitable for the dust guard of 750 kv substation main transformer cooling devices as claimed in claim 1, it is characterized in that, the wide 50mm of the rubber blanket arranged between described edge and extension steel plate, thick 2-3mm.
4. be suitable for the dust guard of 750 kv substation main transformer cooling devices as claimed in claim 1, it is characterized in that, described dustproof filter screen aperture is 1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520787443.XU CN205004133U (en) | 2015-10-12 | 2015-10-12 | Be suitable for 750 kilovolts of main transformer cooling arrangement's of transformer substation dust keeper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520787443.XU CN205004133U (en) | 2015-10-12 | 2015-10-12 | Be suitable for 750 kilovolts of main transformer cooling arrangement's of transformer substation dust keeper |
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| Publication Number | Publication Date |
|---|---|
| CN205004133U true CN205004133U (en) | 2016-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520787443.XU Active CN205004133U (en) | 2015-10-12 | 2015-10-12 | Be suitable for 750 kilovolts of main transformer cooling arrangement's of transformer substation dust keeper |
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| Country | Link |
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| CN (1) | CN205004133U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107170554A (en) * | 2017-06-23 | 2017-09-15 | 国网江苏省电力公司检修分公司 | A kind of heat radiator dust screen cover |
| CN107933934A (en) * | 2017-11-17 | 2018-04-20 | 深圳市科比特航空科技有限公司 | Unmanned plane rotor power device with refrigerating function |
-
2015
- 2015-10-12 CN CN201520787443.XU patent/CN205004133U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107170554A (en) * | 2017-06-23 | 2017-09-15 | 国网江苏省电力公司检修分公司 | A kind of heat radiator dust screen cover |
| CN107170554B (en) * | 2017-06-23 | 2023-05-16 | 国网江苏省电力公司检修分公司 | Dustproof mesh enclosure of radiator |
| CN107933934A (en) * | 2017-11-17 | 2018-04-20 | 深圳市科比特航空科技有限公司 | Unmanned plane rotor power device with refrigerating function |
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| GR01 | Patent grant |