CN223324176U - Container type transformer oil filtering device - Google Patents
Container type transformer oil filtering deviceInfo
- Publication number
- CN223324176U CN223324176U CN202422570177.7U CN202422570177U CN223324176U CN 223324176 U CN223324176 U CN 223324176U CN 202422570177 U CN202422570177 U CN 202422570177U CN 223324176 U CN223324176 U CN 223324176U
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- China
- Prior art keywords
- oil
- filter
- filter element
- chamber
- oil outlet
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Abstract
本实用新型公开了一种集装式变压器油过滤装置，包括：过滤器壳体、滤芯、观察视窗；所述过滤器壳体内部设置有过滤油腔室，所述过滤器壳体的一侧设置有进油口，底部设置有出油口，所述进油口和出油口均与过滤油腔室连通；所述滤芯设置在过滤油腔室内且位于出油口上方；所述观察视窗设置在所述过滤器壳体顶部且位于所述过滤油腔室上方。本实用新型通过将滤芯、进油通道和出油通道集成在过滤器壳体内，减少安装空间的同时可通过安装的观察视窗判断是否需要更换或清洗滤芯，通过更换不同精度的滤芯来调整过滤等级，有效解决了现有的过滤装置需要接管，占用较大设备空间，且无法判断过滤装置使用状态的技术问题。
The utility model discloses a containerized transformer oil filter device, comprising: a filter housing, a filter element, and an observation window; a filter oil chamber is provided inside the filter housing, an oil inlet is provided on one side of the filter housing, and an oil outlet is provided on the bottom, both the oil inlet and the oil outlet are connected to the filter oil chamber; the filter element is provided in the filter oil chamber and is located above the oil outlet; the observation window is provided at the top of the filter housing and is located above the filter oil chamber. The utility model integrates the filter element, the oil inlet channel, and the oil outlet channel into the filter housing, thereby reducing the installation space. At the same time, the installed observation window can be used to determine whether the filter element needs to be replaced or cleaned. The filtration level can be adjusted by replacing filter elements of different precisions, effectively solving the technical problems of existing filter devices that require a takeover, occupy a large equipment space, and cannot determine the use status of the filter device.
Description
Technical Field
The utility model relates to the technical field of filter devices, in particular to a container type filter device.
Background
In the long-term live operation process of a transformer in a power system, insulating substances such as oil, insulating paper and the like can be cracked and decomposed due to the influence of strong voltage and other factors, so that characteristic gases such as acetylene, methane, hydrogen and the like are generated, and the insulating performance is influenced. The characteristic gases are dissolved in the transformer oil, the transformer oil needs to be separated from the gas, the transformer performance is judged by detecting the gas concentration through the on-line monitoring equipment, but impurities in the transformer oil can influence the on-line monitoring equipment or damage the transformer, and therefore the transformer oil needs to be filtered.
Chinese patent CN206950766U announces a transformer oil filter equipment, which comprises a box body, oil filler pipe and filter sleeve, the mount is equipped with the baffle in the inner chamber of box, be provided with clean oil cavity and wait to filter the oil cavity in the inner chamber of box, the symmetry is equipped with two at least filter sleeve that are vertical direction setting on the baffle, filter telescopic bottom advances oil end and is linked together the setting with the inner chamber that waits to filter the oil cavity, filter telescopic top fixed seal is provided with the roof, rotate through bearing connection mode on the roof and be provided with the axis of rotation, and the lower part outer lane symmetry of axis of rotation is provided with four rows of cleaning brush. According to the scheme, the transformer oil is injected into the oil chamber to be filtered through the oil injection pipe, the transformer oil is filtered through the filtering sleeve, and the filtered transformer oil enters the clean oil chamber and is discharged through the main oil discharge pipe, so that the transformer oil is filtered.
However, the above solution needs to be connected with transformer oil through a pipeline, which occupies a larger equipment space and cannot determine the usage state of the filtering device, so as to solve the above problems, and design of a cartridge type filtering device is urgently needed.
Disclosure of utility model
The utility model aims to solve the technical problems that the existing filtering device needs to take over, occupies a larger equipment space and cannot judge the using state of the filtering device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a container type transformer oil filtering device, which comprises a filter shell, a filter element and an observation window, wherein the filter shell is provided with a filter cavity;
The filter comprises a filter shell, and is characterized in that a filter oil cavity is formed in the filter shell, an oil inlet is formed in one side of the filter shell, an oil outlet is formed in the bottom of the filter shell, and the oil inlet and the oil outlet are communicated with the filter oil cavity;
the filter element is detachably arranged in the filter oil chamber and is positioned above the oil outlet;
the viewing window is detachably disposed on the top of the filter housing and above the filtered oil chamber.
Further, the filter element is arranged in a hollow cylindrical shape, and the diameter of the filter element is larger than that of the oil outlet.
Further, the bottom center of the observation window is provided with an annular groove corresponding to the filter element, and the top of the filter element is clamped in the annular groove.
Further, protrusions are annularly arranged at the bottom of the oil filtering cavity along the oil outlet, and the bottom of the filter element is sleeved outside the protrusions.
Further, rubber pads are arranged on the periphery of the protrusions at the bottom of the oil filtering cavity.
Further, a groove is formed in the filter housing along the top of the oil filtering chamber in a circumferential direction, an annular sealing member is arranged in the groove, and the upper surface of the annular sealing member is in contact with the bottom of the observation window.
Further, the oil inlet is communicated with the oil filtering chamber in the horizontal direction to form an oil inlet channel, and the oil outlet is communicated with the oil filtering chamber in the vertical direction to form an oil outlet channel.
Further, the viewing window is detachably connected to the filter housing.
Further, the observation window is made of colorless organic glass.
The beneficial effects of the utility model are as follows:
1. According to the utility model, the filter element, the oil inlet channel and the oil outlet channel are integrated into the filter shell, compared with a traditional filter device, the filter device does not need a connecting pipe, effectively reduces the installation space, is convenient to install, can be manually disassembled for cleaning or back flushing, and improves the practicability of the device.
2. According to the utility model, the observation window is detachably arranged at the top of the filter shell and above the oil filtering cavity, the filter element is detachably arranged in the oil filtering cavity and above the oil outlet, the filter element is in a hollow cylindrical shape, the diameter of the filter element is larger than that of the oil outlet, the center of the bottom of the observation window is provided with the annular groove corresponding to the filter element, the top of the filter element is clamped in the annular groove, the bottom of the oil filtering cavity is provided with the bulge along the circumferential direction of the oil outlet, the bottom of the filter element is sleeved outside the bulge, the filter element is fixed through the annular groove and the bulge, the use state of the filter element can be observed in real time through the observation window, the filter element is taken out for cleaning or changing the filter element with different precision to adjust the filtering grade, the filtering effect is improved, and the condition that impurities in transformer oil cannot influence on-line monitoring equipment or on-line monitoring equipment cannot damage the transformer is ensured.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 shows a front cross-sectional view of a unit-packaged transformer oil filtration device in accordance with an embodiment of the utility model;
Fig. 2 shows a top view of a cartridge-type transformer oil filter device according to an embodiment of the utility model.
In the figure, 1, a filter shell, 2, a filter element, 3, an observation window, 4, a filtered oil chamber, 5, an oil inlet, 6, an oil outlet, 7, a bulge, 8, a rubber mat and 9, and an annular sealing piece.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, in the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and are not to be construed as limitations of the present utility model, but rather indicate or imply that the devices or elements referred to must have specific directions, be constructed and operated in specific directions, and are not to be construed as limitations of the present utility model, and that the terms "first", "second", "third" are merely used for descriptive purposes and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly specified and limited, terms "mounted", "connected" should be construed broadly, for example, may be fixedly connected, may be detachably connected, or integrally connected, may be mechanically connected, may be directly connected, or may be indirectly connected through intermediate mediums, or may be internally connected. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 and 2, the utility model provides a container type transformer oil filtering device, which comprises a filter shell 1, a filter element 2 and an observation window 3;
The filter comprises a filter shell 1, and is characterized in that a filter oil cavity 4 is arranged in the filter shell 1, an oil inlet 5 is arranged on one side of the filter shell 1, an oil outlet 6 is arranged at the bottom of the filter shell 1, the oil inlet 5 and the oil outlet 6 are both communicated with the filter oil cavity 4, specifically, the oil inlet 5 is communicated with the filter oil cavity 4 in the horizontal direction to form an oil inlet channel, and the oil outlet 6 is communicated with the filter oil cavity 4 in the vertical direction to form an oil outlet channel.
The filter element 2 is detachably arranged in the oil filtering cavity 4 and is positioned above the oil outlet 6, and specifically, the filter element 2 is arranged in a hollow cylindrical shape, the diameter of the filter element 2 is larger than that of the oil outlet 6, so that oil containing impurities can be conveniently discharged from the oil outlet 6 after being filtered by the filter element 2.
Preferably, the filter device is connected between the monitoring device and the transformer, so that the detection device and the transformer can be effectively isolated, equipment damage caused by impurities entering the equipment or the transformer is avoided, compared with the traditional filter device, the filter device does not need to be connected, the filter device is integrated into an oil way as a module through high integration, an internal pipeline is arranged, the installation space is reduced, the filter device is convenient to install, and when the filter device works for a long time and needs to be cleaned, the filter device can be manually disassembled for cleaning or is backwashed through a backwashing valve, and the filter device is discharged through a drain valve, so that the practicability of the filter device is improved.
Preferably, the observation window 3 is detachably arranged at the top of the filter shell 1 and is positioned above the oil filtering cavity 4 through screws, the observation window 3 is made of colorless organic glass, the use state and the cleaning degree of the filter element 2 can be directly observed in real time by naked eyes, whether the filter element 2 needs to be replaced or cleaned is judged, the filtering effect is improved, the stability of the transformer on-line monitoring device in the long-term on-line operation process and the influence, even damage, of impurities in oil on equipment are guaranteed, and the service life of the equipment is further prolonged.
Preferably, an annular groove corresponding to the filter element 2 is arranged in the center of the bottom of the observation window 3, the top of the filter element 2 is clamped in the annular groove, a protrusion 7 is arranged at the bottom of the filter oil chamber 4 along the circumferential direction of the oil outlet 6, the bottom of the filter element 2 is sleeved outside the protrusion 7, the filter element 2 is fixed through the annular groove on the bottom of the observation window 3 and the protrusion 7 on the bottom of the filter oil chamber 4, and meanwhile, after the observation window 3 is disassembled, the filter element 2 is taken out for cleaning or replacement.
When the transformer is used, oil containing impurities in the transformer enters the filter oil chamber 4 from the oil inlet 5 and flows into the filter oil chamber 4, the oil containing impurities is filtered and adsorbed through the filter element 2, clean oil is discharged from the oil outlet 6, along with the continuous entering of the oil containing impurities, the oil in the filter oil chamber 4 is continuously increased, the filter element 2 is vertically arranged in the filter oil chamber 4, the top of the filter element 2 is clamped in the annular groove at the bottom of the observation window 3, the bottom of the filter element is sleeved outside the bulge 7 on the bottom of the filter oil chamber 4, the oil in the filter oil chamber 4 is divided into two types, the oil between the oil inlet 5 and the filter element 2 is the oil containing impurities, the oil between the hollow part of the filter element 2 and the oil outlet 6 is the filtered oil, the oil containing impurities is positioned below the hollow part of the filter element 2, and the oil containing impurities can be discharged from the oil outlet 6 after being filtered through the filter element 2, so that the contact area of the oil containing impurities and the filter element 2 is increased, and the filtering effect of the device is ensured.
Preferably, rubber pads 8 are arranged on the periphery of the protrusions 7 at the bottom of the oil filtering chamber 4, so that the sealing performance of the device is improved, grooves are formed in the filter shell 1 along the top of the oil filtering chamber 4 in a circumferential direction, annular sealing elements 9 are arranged in the grooves, and the upper surfaces of the annular sealing elements 9 are in contact with the bottom of the observation window 3, so that the sealing effect of the device is further improved.
As another embodiment of the present utility model, in order to prevent the monitoring device from pouring oil under the pressure, the present utility model preferably provides two filtering devices between the monitoring device and the transformer, and the two filtering devices are connected in series, one filtering device is used for filtering the oil containing impurities, and the other filtering device is used for only recovering the oil flowing back, so as to avoid the oil containing impurities from reentering the transformer and damaging the transformer.
The working principle of the utility model is as follows:
When the transformer is used, oil containing impurities in the transformer enters from the oil inlet 5, flows into the filter oil cavity 4 and is filtered and adsorbed by the filter element 2, clean oil is discharged from the oil outlet 6, a worker can observe the use state of the filter element 2 in real time by naked eyes through the observation window 3 to judge whether the filter element 2 needs to be replaced or cleaned, and if the filter element 2 needs to be replaced or cleaned, the filter element 2 can be taken out to be replaced or cleaned after the observation window 3 is disassembled, and in addition, the filter grade is adjusted by customizing the filter element 2 with different precision, so that different field conditions and requirements are met.
The utility model has simple structure, convenient operation and strong practicability, not only effectively reduces the installation space, but also can observe the use state of the filter element 2 in real time, improves the filtering effect, and ensures that the impurities in the transformer oil can not influence the on-line monitoring equipment or the impurities in the oil of the on-line monitoring equipment can not damage the transformer.
It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for the purpose of understanding and reading the disclosure, and are not intended to limit the scope of the application, which is defined by the claims, but rather by the claims, unless otherwise indicated, and that any structural modifications, proportional changes, or dimensional adjustments, which would otherwise be apparent to those skilled in the art, would be made without departing from the spirit and scope of the application.
Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that modifications may be made to the technical solutions described in the foregoing embodiments or equivalents may be substituted for some of the technical features thereof, and that such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model in essence of the corresponding technical solutions.
Claims (8)
1. The container type transformer oil filtering device is characterized by comprising a filter shell (1), a filter element (2) and an observation window (3);
The filter comprises a filter shell (1), wherein a filter oil chamber (4) is arranged in the filter shell (1), an oil inlet (5) is formed in one side of the filter shell (1), an oil outlet (6) is formed in the bottom of the filter shell (1), and the oil inlet (5) and the oil outlet (6) are communicated with the filter oil chamber (4);
The filter element (2) is detachably arranged in the oil filtering cavity (4) and is positioned above the oil outlet (6);
The observation window (3) is detachably arranged at the top of the filter shell (1) and is positioned above the oil filtering cavity (4).
2. A cartridge transformer oil filter device according to claim 1, characterized in that the filter element (2) is arranged in a hollow cylindrical shape, and the diameter of the filter element (2) is larger than the diameter of the oil outlet (6).
3. The packaging type transformer oil filtering device according to claim 1, wherein the bottom center of the observation window (3) is provided with an annular groove corresponding to the filter element (2), and the top of the filter element (2) is clamped in the annular groove.
4. The packaging type transformer oil filtering device according to claim 1, wherein a protrusion (7) is circumferentially arranged at the bottom of the oil filtering chamber (4) along the oil outlet (6), and the bottom of the filter element (2) is sleeved outside the protrusion (7).
5. The cartridge type transformer oil filter device according to claim 4, characterized in that the bottom of the oil filtering chamber (4) is provided with rubber pads (8) around the protrusions (7).
6. A unit-packaged transformer oil filter device according to claim 1, characterized in that a groove is provided circumferentially on the filter housing (1) along the top of the oil-filtering chamber (4), in which groove an annular seal (9) is provided, the upper surface of the annular seal (9) being in contact with the bottom of the viewing window (3).
7. The cartridge-type transformer oil filtering device according to claim 1, wherein the oil inlet (5) is communicated with the oil filtering chamber (4) in the horizontal direction to form an oil inlet channel, and the oil outlet (6) is communicated with the oil filtering chamber (4) in the vertical direction to form an oil outlet channel.
8. A cartridge transformer oil filter device according to claim 1, characterized in that the viewing window (3) is made of colorless organic glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422570177.7U CN223324176U (en) | 2024-10-23 | 2024-10-23 | Container type transformer oil filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422570177.7U CN223324176U (en) | 2024-10-23 | 2024-10-23 | Container type transformer oil filtering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223324176U true CN223324176U (en) | 2025-09-12 |
Family
ID=96977741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422570177.7U Active CN223324176U (en) | 2024-10-23 | 2024-10-23 | Container type transformer oil filtering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223324176U (en) |
-
2024
- 2024-10-23 CN CN202422570177.7U patent/CN223324176U/en active Active
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