CN211507274U - Finned radiator assembly and protection device for power transformer - Google Patents
Finned radiator assembly and protection device for power transformer Download PDFInfo
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- CN211507274U CN211507274U CN202020165554.8U CN202020165554U CN211507274U CN 211507274 U CN211507274 U CN 211507274U CN 202020165554 U CN202020165554 U CN 202020165554U CN 211507274 U CN211507274 U CN 211507274U
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Abstract
The utility model discloses a protection device and power transformer finned radiator subassembly, wherein, protection device includes braced frame and protection casing, and braced frame is used for being connected with finned radiator, and the protection casing is connected with braced frame, is equipped with the bleeder vent on the protection casing, and the plane at the relative braced frame place of protection casing part at least arches. The utility model discloses technical scheme can prevent that power transformer gilled radiator from receiving the direct erosion of sand blown by the wind to prolong its life.
Description
Technical Field
The utility model relates to a transformer heat dissipation technical field, in particular to power transformer finned radiator subassembly and protection device.
Background
At present, the finned radiator of the power transformer is not provided with a wind and sand prevention protection device, a wind generating set is located in a wind-fast area, usually, the wind generating set is located on an open and wide hill or ridge, and the finned radiator of the power transformer is easy to have the phenomena that protective paint falls off and metal pieces are rusted after being exposed under the long-term erosion of wind and sand, so that the finned radiator of the power transformer leaks oil, and the service life of the finned radiator of the power transformer is short.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a protection device, aim at preventing that power transformer finned radiator from receiving the direct erosion of sand blown by the wind to prolong its life.
In order to achieve the above object, the utility model provides a protection device for protect the plate radiator, protection device includes: a support frame to be connected with the finned heat sink; the protective cover is connected with the supporting frame, air holes are formed in the protective cover, and at least part of the protective cover is opposite to the plane where the supporting frame is located.
In one embodiment, the arched portion of the shield is tapered from a side close to the support frame to a side away from the support frame.
In one embodiment, the shield is disposed in a peak shape.
In one embodiment, the peak of the shield extends longitudinally.
In one embodiment, the protective cover is in a unimodal or transverse side-by-side multimodal arrangement.
In an embodiment, the single-peak transverse width of the shield is between 200mm and 300 mm; and/or the peak height of the protective cover is between 50mm and 100 mm.
In one embodiment, two lateral sides of the protective cover are connected with the supporting frame, and two longitudinal ends of the protective cover are arranged in a penetrating manner.
In one embodiment, the shield and the support frame are connected by bolts.
The utility model also provides a power transformer gilled radiator subassembly, including gilled radiator and as above any one in all schemes protection device, protection device includes: a support frame to be connected with the finned heat sink; the protective cover is connected with the supporting frame, air holes are formed in the protective cover, and at least part of the protective cover is opposite to the plane where the supporting frame is located.
In one embodiment, the number of the protection devices is multiple, and the multiple protection devices are respectively installed on each lateral side of the finned heat sink.
The technical proposal of the utility model adopts the protection device, utilizes the protection cover to cover the surface of the finned radiator, and arranges the air holes on the protection cover, so that the protection cover protects the finned radiator on the premise of ensuring the normal heat dissipation of the finned radiator, prevents wind and sand from directly eroding the finned radiator, and at least part of the protection cover is arranged in an arched way relative to the plane where the supporting frame is arranged, thereby increasing the heat dissipation area of the protection cover, leading the finned radiator to better dissipate heat, simultaneously forming a structure similar to a triangle, enhancing the strength of the protection cover, leading the protection cover not to be easily damaged or deformed under the action of the wind and sand, leading the finned radiator to be better protected, and leading the protection cover to be arranged in an arched way, leading the wind and sand to be more easily blown away from the protection cover along the outer surface of the protection cover when passing through the protection cover, being difficult to enter the protection, thereby prolonging the service life of the finned radiator of the power transformer.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of a protective cover according to an embodiment of the protection device of the present invention;
fig. 2 is a schematic structural view of a protective cover according to another embodiment of the protection device of the present invention;
fig. 3 is a schematic structural view of a protective cover according to another embodiment of the protection device of the present invention;
fig. 4 is a schematic structural diagram of a supporting frame according to an embodiment of the protection device of the present invention.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a protection device for protect gilled radiator (not shown in the figure).
The embodiment of the utility model provides an in, as shown in fig. 1, this protection device includes braced frame 201 and protection casing 101, braced frame 201 is used for connecting plate radiator, protection casing 101 is connected with braced frame 201, make protection casing 101 cover the guard action that plays the sand blown by the wind that stops on plate radiator's surface through connecting braced frame 201 on plate radiator, be provided with bleeder vent 102 on protection casing 101, when making protection casing 101 protect plate radiator, the heat of plate radiator's production can more in time pass through outside bleeder vent 102 effluvium protection casing 101, and the shape of protection casing 101 then sets up to the plane hunch-up at least partial relative braced frame 201 place, with the surface area of increase protection casing 101, thereby strengthen the radiating effect under the protection state.
The technical scheme of the utility model is that a protection device is arranged, the protection cover 101 is covered on the surface of the finned radiator, and the ventilation holes 102 are arranged on the protection cover 101, so that the protection cover 101 protects the finned radiator on the premise of ensuring the normal heat dissipation of the finned radiator, the direct erosion of the finned radiator by wind and sand is prevented, at least part of the protection cover 101 is arranged in an arched way relative to the plane where the supporting frame 201 is arranged, the heat dissipation area of the protection cover 101 is increased, the finned radiator can better dissipate heat, meanwhile, a structure similar to a triangle is formed, the structural strength of the protection cover 101 is enhanced, the protection cover 101 is not easy to be damaged or deformed under the action of the wind and sand, so as to better protect the finned radiator, and the protection cover 101 is arranged in an arched way, so that the wind and sand can be more easily blown away from the protection cover 101 along the outer surface, therefore, direct erosion of wind and sand to the finned radiator of the power transformer is prevented, various problems that paint of the finned radiator falls off and rusts and oil leakage faults are caused due to invasion of wind and sand in the natural environment are solved, and the service life of the finned radiator of the power transformer is prolonged.
In some embodiments, the arched portion of the protective cover 101 is gradually reduced from the side close to the supporting frame 201 to the side far away from the supporting frame 201, on one hand, the surface area of the protective cover 101 is increased, so as to increase the heat dissipation area, and on the other hand, the gradually reduced structural strength of the protective cover 101 formed like a triangle is increased, so that the protective cover 101 is not easy to deform or break, thereby better protecting the finned radiator, and effectively preventing the finned radiator from being impacted by external force or eroded by wind and sand.
In some embodiments, the protection casing 101 is the setting of peak form, thereby increase the heat radiating area of protection casing 101, make the gilled radiator dispel the heat better, the intensity of protection casing 101 has still been strengthened simultaneously, make protection casing 101 be difficult to damage or warp under the effect of sand blown by the wind, so as to protect the gilled radiator better, and, protection casing 101 sets up to the peak form, when making the sand blown by the wind pass through protection casing 101, be difficult to directly get into inside the protection casing 101, but blow away from protection casing 101 along the surface of protection casing 101 more easily, thereby prevent that the sand blown by the wind from producing direct erosion to the power transformer gilled radiator, and then prolong the life of power transformer gilled radiator.
It can be understood that, in the above embodiment, the thickness of each part of the protective cover 101 is kept consistent, that is, the outer surface of the protective cover 101 is a convex arc surface, and the inner surface of the protective cover 101 is a concave arc surface, so that it is not necessary to add additional material on the plane to form a peak-shaped protrusion, on one hand, the material required for manufacturing the protective cover 101 is reduced, the material is saved, and the weight of the protective cover 101 is reduced, on the other hand, the inner surface of the protective cover 101 is concave, so that more gaps are formed between the protective cover 101 and the plate radiator, and the heat radiation of the.
In some embodiments, the ridges of the protective cover 101 extend longitudinally, i.e., the outer surface of the protective cover 101 forms longitudinally extending protrusions that can function to enhance the strength of the protective cover 101 and longitudinally extending recesses that can guide sand or other erosion contacting the protective cover 101 to fall along the recesses, thereby preventing sand from directly eroding the power transformer plate heat sink.
Referring to fig. 1 to 3, in an embodiment, the protective cover 101 is in a single-peak configuration, in other embodiments, the protective cover 101 is in a multi-peak configuration in a lateral parallel manner, such as a double peak and a triple peak, and the specific shape of the protective cover 101 may be set according to actual requirements, so as to implement the mass production of protective devices of different models, and greatly reduce the maintenance cost and the later operation and maintenance cost of the plate radiator of the power transformer.
In some embodiments, the single-peak transverse width of the protective cover 101 is between 200mm and 300mm, so as to adapt to the size of the finned radiator of the power transformer in the actual use process, so as to better protect the finned radiator, reduce the corrosion of the finned radiator when the finned radiator works in a wind and sand environment, and prolong the service life of the finned radiator.
In some embodiments, the peak height of the protective cover 101 is set between 50mm to 100mm, so that a sufficient gap can be formed between the protective cover 101 and the plate radiator, and on the premise that the plate radiator radiates heat better, the space occupied by the protective cover 101 in the direction perpendicular to the surface of the plate radiator is reduced as much as possible, so that the wind-receiving area of the protective cover 101 in the direction transversely parallel to the surface of the plate radiator is reduced, and further, the protective cover 101 and the plate radiator are more stably installed and are not easy to separate, so that the protective cover 101 stably covers the surface of the plate radiator and protects the plate radiator.
In some embodiments, the peak of the protective cover 101 is disposed as a plane opposite to the surface of the finned heat sink, so that the side of the protective cover 101 facing the outside of the finned heat sink does not have to be disposed in a sharp taper shape, thereby reducing the space occupied by the protective cover 101 in the case where the slopes of both lateral sides of the peak-shaped protective cover 101 are the same.
In some embodiments, the protective cover 101 has a plurality of ventilation holes 102 uniformly formed along the transverse direction and the longitudinal direction. Through evenly set up a plurality of bleeder vents 102 along horizontal and vertical on protection casing 101 for the heat can be through the protection casing 101 surface everywhere more evenly spread out fast, and the radiating effect is better. The arrangement enables the aperture of the single air hole 102 to be correspondingly reduced without reducing the heat dissipation effect, and the reduction of the aperture of the air hole 102 correspondingly reduces the probability that wind sand enters the protective cover 101 through the air hole 102 to directly erode the finned radiator, so that the protective effect of the protective cover 101 on the finned radiator is improved.
In the above embodiment, the protective cover 101 may specifically use a color-coated steel plate, an aluminum-zinc-plated steel plate, and a stainless steel plate as a base material, and the plate thickness is set between 0.5mm and 1.5mm to ensure the high strength and light weight of the protective cover 101 to be balanced, that is, to ensure that the strength of the protective cover 101 is high enough, so that the protective cover 101 is more durable in a wind and sand environment, the air holes 102 are punched and formed by a numerical control device without surface treatment, the processing process is simple and fast, the aperture of the air holes 102 is set between 5mm and 10mm, and the setting of the specific aperture is adjusted according to the diameter of the local wind and sand particles, so that the heat dissipation effect is improved to a greater extent on the premise of effectively preventing the wind and sand particles from.
In one embodiment, the two lateral sides of the shield 101 are connected to the support frame 201, and through holes are formed at both longitudinal ends of the shield 101 so that both end portions are penetrated. Because the longitudinal air flow speed is lower than the transverse air flow speed, sand and soil particles carried in the air are small and small in quantity, so that the sand and soil particles entering the protective cover 101 along the longitudinal direction are also small, the erosion on the finned radiator is small, and in view of the above, the longitudinal part is arranged in a penetrating way, so that the heat dissipation effect of the protective cover 101 can be further improved on the premise that the protective cover 101 plays a role in protection. Wherein, fix through the bolt between protection casing 101 and the braced frame 201, the horizontal both sides of protection casing 101 respectively evenly set up a plurality of mounting holes 103 to supply the bolt installation, the aperture of mounting hole 103 sets up to 10mm, and is firm with the fixed effect of guarantee between protection casing 101 braced frame 201, and, the installation is simple and convenient with the dismantlement process, need not professional technical personnel and goes on.
In an embodiment, the mounting hole 103 is elongated, on one hand, a mounting position reference point is provided for an operator in the mounting process, which is beneficial to improving the mounting efficiency, and the damage to the protective cover 101 caused by temporary scurrying holes in the mounting process of the operator can be prevented, on the other hand, the operator can adjust the position of the bolt relative to the mounting hole 103 according to the distance error possibly generated in the actual mounting process, so that the protective cover 101 integrally covers the surface of the finned radiator, the probability that the position of the surface part of the finned radiator is not covered due to the deviation of the mounting position is reduced, and the finned radiator is protected more comprehensively.
In one embodiment, the longitudinal ends of the shield 101 are completely through. Because the air flow speed of fore-and-aft air is less than horizontal air flow speed, the sand and soil granule that carries in the air is little, small in quantity, make can also be less along the sand and soil granule that vertically gets into in the protection casing 101, the erosion that causes finned radiator is little, link up the setting completely with the fore-and-aft both ends of protection casing 101, can reduce the required material of manufacturing protection casing 101 on the one hand, save the cost, on the other hand, the sand and soil granule that carries among the air flow process can subside downwards after the protection casing 101 slows down, it is favorable to sand and soil granule to drop to vertically link up the setting, avoid sand and soil granule to block up finned radiator.
In some embodiments, the supporting frame 201 is made of angle steel, and the supporting frame 201 and the plate radiator are fixed through bolts, so that the protection cover 101 and the plate radiator are stable in connection, the protection cover 101 is not easy to separate from the plate radiator under the action of wind and sand, and the protection effect is better achieved.
The utility model also provides a power transformer finned radiator assembly, this power transformer finned radiator assembly include finned radiator and protection device, and this protection device's concrete structure refers to above-mentioned embodiment, because this power transformer finned radiator assembly has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, no longer gives unnecessary details one by one here. Wherein, protection device installs on gilled radiator, protection device includes braced frame 201 and protection casing 101, braced frame 201 connects gilled radiator, protection casing 101 is connected with braced frame 201, realize covering protection casing 101 in gilled radiator's surface through fixing braced frame 201 the purpose that reaches protection to gilled radiator at gilled radiator's surface, be provided with bleeder vent 102 on the protection casing 101, gilled radiator can dispel the heat effectively when realizing protection casing 101 protection gilled radiator, the relative plane arch at braced frame 201 place of protection casing 101 sets up, with the surface area of increase protection casing 101, more be favorable to the heat dissipation.
Referring to fig. 4, in some embodiments, the number of the protection devices is plural, and the plural protection devices are respectively installed at lateral sides of the finned heat sink. Specifically, when the opposite surface of the finned radiator is large in size and the left and right side surfaces are small in size, the single-peak protective covers 101 can be mounted on the left and right side surfaces, and the multi-peak protective covers 101 can be mounted on the opposite surface, so that each lateral surface of the finned radiator in the transverse direction can be fully covered, and bolt waste and mounting time waste caused by splicing a plurality of single-peak protective covers 101 on the opposite surface can be reduced. And, because the air flow velocity of longitudinal direction is less than the air flow velocity of horizontal direction, the sand and soil granule carried in the air is little, small in quantity, make can also be less along the sand and soil granule that vertically gets into in the protection casing 101, it is little to erode the gilled radiator, only install protection device in gilled radiator horizontal individual side, on the one hand can reduce the material that makes protection device needs, save cost, on the other hand, the sand and soil granule carried in the air flow process can subside downwards after protection device slows down, protection device is not installed at gilled radiator vertical both ends, be favorable to sand and soil granule to drop, avoid sand and soil granule to block up gilled radiator.
The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (10)
1. A protective device for protecting a finned heat sink, the protective device comprising:
a support frame to be connected with the finned heat sink;
the protective cover is connected with the supporting frame, air holes are formed in the protective cover, and at least part of the protective cover is opposite to the plane where the supporting frame is located.
2. The protective apparatus of claim 1 wherein the dome of the shield tapers from a side proximate the support frame to a side distal from the support frame.
3. The protective apparatus of claim 2 wherein the shield is peaked.
4. The protective apparatus of claim 3 wherein the peak of the shield extends longitudinally.
5. The protective apparatus of claim 4 wherein the protective cover is unimodal or multimodal in transverse juxtaposition.
6. The protective apparatus of claim 5 wherein the protective cover has a single peak transverse width of between 200mm and 300 mm; and/or the peak height of the protective cover is between 50mm and 100 mm.
7. The protective device according to any one of claims 1 to 6, wherein the protective cover is connected to the support frame at both lateral sides thereof, and is disposed to penetrate through both longitudinal ends thereof.
8. The protective apparatus of claim 7 wherein the shield is bolted to the support frame.
9. A power transformer finned heat sink assembly comprising a finned heat sink and a protection device as claimed in any one of claims 1 to 8.
10. The assembly of a finned heat sink for a power transformer according to claim 9 wherein the number of said protective means is plural, and plural ones of said protective means are mounted on respective lateral sides of said finned heat sink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020165554.8U CN211507274U (en) | 2020-02-11 | 2020-02-11 | Finned radiator assembly and protection device for power transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020165554.8U CN211507274U (en) | 2020-02-11 | 2020-02-11 | Finned radiator assembly and protection device for power transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211507274U true CN211507274U (en) | 2020-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020165554.8U Active CN211507274U (en) | 2020-02-11 | 2020-02-11 | Finned radiator assembly and protection device for power transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211507274U (en) |
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2020
- 2020-02-11 CN CN202020165554.8U patent/CN211507274U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220623 Address after: 037000 wayaokou booster station of Huarun Daliangshan wind farm in Tianzhen County, Datong City, Shanxi Province Patentee after: CHINA RESOURCES NEW ENERGY (DATONG) WIND POWER CO.,LTD. Address before: 026000 Huarun Building, West Section of Xilin Avenue, Xilingol League, Inner Mongolia Autonomous Region Patentee before: CR POWER INVESTMENT CO.,LTD. NORTH BRANCH |
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| TR01 | Transfer of patent right |