CN214843814U - Oil-immersed transformer flange face interface capsule leakproofness detects frock - Google Patents
Oil-immersed transformer flange face interface capsule leakproofness detects frock Download PDFInfo
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- CN214843814U CN214843814U CN202120512494.7U CN202120512494U CN214843814U CN 214843814 U CN214843814 U CN 214843814U CN 202120512494 U CN202120512494 U CN 202120512494U CN 214843814 U CN214843814 U CN 214843814U
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Abstract
The utility model belongs to the technical field of the transformer is made, especially, relate to an oil-immersed transformer flange face interface capsule leakproofness detects frock, tee bend is even managed one end and is connected a pipe flange, and vacuum pressure gauge is connected to the other end, capsule sealing detection platform includes horizontal quick anchor clamps, fly leaf, rack and truckle, the truckle is installed to the rack bottom, the fly leaf has been placed at the rack top, it has the mounting hole to open on the fly leaf, horizontal quick anchor clamps are arranged around the mounting hole. The utility model provides a simple structure, processing preparation are easy and the processing cost is low, and the frock uses convenient, the commonality is strong, reduce measurement personnel intensity of labour, promote detection efficiency, shortens product production cycle, improves the oil-immersed transformer flange face interface capsule leakproofness of outer piece quality management and control ability of assisting and detects the frock.
Description
Technical Field
The utility model belongs to the technical field of the transformer is made, especially, relate to an oil-immersed transformer flange face interface capsule leakproofness detects frock.
Background
The prior art and the defects are as follows:
the sealing performance of the known oil-immersed transformer capsule is detected by a manufacturer outside the factory before leaving the factory, and after entering the factory, the capsule is subjected to spot inspection in proportion by the company. Because lack dedicated flange face interface capsule leakproofness detection device, the detection mode that adopts at present does: one person controls the compressed gas valve to inflate the capsule, the other person inserts an inflation pipeline into the flange interface of the capsule, and then the flange interface is sealed by using a sealed plastic bag. And opening the compressed gas valve to inflate until the capsule is completely expanded, closing the compressed gas valve and keeping the sealed state, and observing whether the capsule leaks or not by matching the two people. After the detection mode is inflated, due to poor sealing performance, the pressure change in the capsule cannot be effectively detected and whether an air leakage point exists or not can be judged under the condition of slight air leakage, so that the conditions of high subjectivity, missing judgment and wrong judgment of artificial judgment exist, and the risk of insufficient monitoring on the quality of an external product exists; in addition, in the aspect of operation, the existing detection mode needs at least two persons to be matched, and the operation difficulty is high, and time and labor are wasted. Comprehensive detection efficiency and effect, the existing detection mode can not meet the detection requirement of the company on the sealing performance of the flange interface capsule.
The existing mode can not monitor the tolerance pressure value and the sealing performance of the capsule, the sealing performance of the capsule can be checked only by manually observing whether the surface of the capsule has defects after inflation, so that the detection result has deviation, the existing mode has insufficient sealing measures in detection, the capsule can not be completely sealed after inflation, and the pressure relief of the interface of the flange surface of the capsule affects the sealing performance check result.
The difficulty and significance for solving the technical problems are as follows:
therefore, based on the problems, the oil-immersed transformer flange surface interface capsule tightness detection tool has the advantages of simple structure, easiness in machining and manufacturing, low machining cost, convenience and fastness in tool use, strong universality, capability of reducing the labor intensity of detection personnel, improving the detection efficiency, shortening the production period of products and improving the quality control capability of an external accessory, and is of great practical significance.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a simple structure, processing preparation are easy and the processing cost is low for solving the technical problem that exists among the well-known technology, and the frock uses convenient, the commonality is strong, reduce measurement personnel intensity of labour, promote detection efficiency, shortens product production cycle, improves the oil-immersed transformer flange face interface capsule leakproofness of outer piece quality management and control ability and detects the frock.
The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be:
a capsule tightness detection tool for a flange face interface of an oil immersed transformer comprises a capsule inflation tool, a flange and a capsule sealing detection platform, wherein the capsule inflation tool comprises a vacuum pressure gauge, a tee connecting pipe and a connecting pipe flange, one end of the tee connecting pipe is connected with the connecting pipe flange, the other end of the tee connecting pipe is connected with the vacuum pressure gauge, the capsule sealing detection platform comprises a horizontal rapid clamp, a movable plate, a placing frame and casters, the casters are installed at the bottom of the placing frame, the movable plate is placed at the top of the placing frame, mounting holes are formed in the movable plate, the horizontal rapid clamp is arranged around the mounting holes, and when the capsule sealing detection platform is in a working state, the connecting pipe flange and the flange placed on the capsule sealing detection platform clamp a capsule flange face interface of a flange face interface capsule of the oil immersed transformer, the quick clamp presses the connecting pipe flange.
The flange provides a level and smooth surface, guarantees the gas tightness when pressing from both sides tightly, simultaneously, when the capsule specification changes unable with quick fixture, has supporting screw hole on connecting pipe flange and this flange, can press from both sides the capsule mouth tightly from top to bottom.
The utility model discloses simplify current detection operation, on the one hand, the capsule can be fixed in capsule sealing detection platform and carry out the leakproofness detection, and inspection personnel need not to hand the capsule and the check out test set of waiting to examine in the detection, and the split type structure of frock can satisfy inspection personnel and mention the capsule upwards in the detection and be convenient for observe the defect around the capsule simultaneously, practices thrift personnel's consumption, reduces inspection personnel working strength; on the other hand, capsule sealing detection platform is light and portable, is convenient for transfer check out test set, frock or wait to examine the capsule and reach the inspection area, practices thrift and comes and gets the time of equipment frock and capsule, promotes inspection efficiency. The design has the quick anchor clamps of horizontal at testing platform, can realize the tight seal of clamp of capsule mouth fast, simplifies the inspection personnel operation, effectively promotes capsule detection efficiency.
The utility model discloses can also adopt following technical scheme:
in foretell oil-immersed transformer flange face interface capsule leakproofness detects frock, it is further, frock, flange, fly leaf are aerifyd to the capsule all designs for detachable structure, the vacuum pressure table passes through the screw thread mouth and is connected with the tee bend connecting pipe, and the quick anchor clamps of level pass through threaded connection to be fixed on the fly leaf surface, and the fly leaf passes through four welding small round steel and rack location connection in lower part, and the truckle passes through the fix with screw in the rack lower part.
In the aspect of the tool universality, the flanges and the movable plates on the capsule inflation tool and the capsule sealing detection platform are designed to be detachable structures, and detection can be realized by replacing a small number of parts for capsule detection of different models.
In the oil-immersed transformer flange face interface capsule tightness detection tool, further, threaded holes are designed in the connecting pipe flange and the flange.
Threaded holes are designed in the connecting pipe flange and the flange of the capsule sealing tool, and the capsule sealing detection platform can be separated from the capsule sealing detection platform under the detection environment inconvenient to operate to independently detect the sealing performance of the capsule.
In the oil-immersed transformer flange interface capsule tightness detection tool, further, a small table is arranged on the lower surface of the flange and can be installed in the installation hole.
In the tool for detecting the sealing performance of the oil-immersed transformer flange interface capsule, further, during operation, the three-way connecting pipe is connected with an inflation pipeline, the inflation pipeline is provided with an inflation valve, and the tail end of the inflation pipeline is connected with an air source.
To sum up, the utility model has the advantages of it is following and positive effect:
1. the utility model discloses simple structure, processing preparation are easy and the processing cost is low, and the frock uses convenient, the commonality is strong, reduce measurement personnel intensity of labour, promote detection efficiency, shortens product production cycle, improves the piece quality management and control ability of helping outward.
2. The current detection mode does not have special capsule fixing device, and the realization that leads to detecting needs many people cooperation operation, has the operation degree of difficulty height, the operation process is complicated, personnel consume serious problem, detects and easily appears lou examining, the utility model discloses simulate design movable's capsule sealing detection platform, realize single, convenient, comprehensive testing process.
Drawings
The technical solution of the present invention will be described in further detail with reference to the accompanying drawings and examples, but it should be understood that these drawings are designed for illustrative purposes only and thus are not intended to limit the scope of the present invention. Furthermore, unless otherwise indicated, the drawings are intended to be illustrative of the structural configurations described herein and are not necessarily drawn to scale.
FIG. 1: the use schematic diagram of the oil-immersed transformer flange interface capsule tightness detection tool is shown;
FIG. 2: a front view of the capsule sealing and inflating tool;
FIG. 3: the capsule sealing and inflating tool is arranged in the top view;
FIG. 4 is a front view of a capsule sealing inspection platform;
FIG. 5: capsule sealing detection platform top view.
In the figure:
1. vacuum pressure gauge, 2, tee bend connecting pipe, 3, connecting pipe flange, 4, horizontal quick fixture, 5, flange, 6, fly leaf, 7, rack, 8, oil-immersed transformer flange face interface capsule, 9, truckle, 10, capsule inflation frock, 11, capsule sealing detection platform.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 5.
The not enough to prior art detection effect, the utility model discloses stipulate detection method and design and detect the frock and effectively realize that the capsule seals and detects. In the utility model, the vacuum pressure meter and the inflation valve which are connected by the three-way connecting pipe inflate the capsule and monitor the internal endurable pressure; in the process of inflating and detecting the capsule, a connecting pipe flange of a capsule inflating tool, a flange on a capsule sealing detection platform and a quick clamp are used for clamping a capsule flange surface interface, so that the capsule flange surface interface is completely sealed; opening a compressed gas valve, inflating while observing that a vacuum pressure gauge displays a specified pressure value, closing the inflation valve, and maintaining the pressure; and after the pressure is maintained for five minutes, the change of the vacuum pressure gauge is observed to judge whether the tightness of the capsule is qualified, meanwhile, the middle part of the capsule inflating tool is held by hands to lift the movable plate upwards and observe whether the surface of the capsule has defects, and the detection result is ensured to be real and reliable by monitoring the numerical value change of the pressure gauge and detecting the surface condition of the capsule.
For further understanding of the contents, features and functions of the present invention, the following embodiments will be exemplified in conjunction with the accompanying drawings as follows:
the first embodiment is as follows:
the utility model discloses plan to use movable's sealed testing platform of capsule to aerify the frock (tee bend is even managed, is the capsule part on the frock is aerifyd to the flange of connecting pipe) through the capsule with capsule flange face interface and seal up the back that becomes an organic whole completely, use compressed gas to aerify and observe vacuum pressure instrument through the inflation valve that tee bend is even managed and make the capsule full gas in the pressure value scope that tolerates, whether the mode of closing inflation valve monitoring capsule withstand pressure comes inspection capsule leakproofness and observation capsule to have the defect all around.
Referring to fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, a tooling for detecting the sealing performance of a capsule at a flange interface of an oil-immersed transformer includes a capsule inflation tooling 10, a flange 5, and a capsule sealing detection platform 11; the capsule inflation tool 10 is composed of a vacuum pressure gauge 1, a three-way connecting pipe 2 and a connecting pipe flange 3, wherein the vacuum pressure gauge 1 is connected with the three-way connecting pipe 2 through a threaded port, and the connecting pipe flange 3 is connected with the three-way connecting pipe 2 in a welding mode; the capsule sealing detection platform 11 is composed of horizontal rapid fixtures 4, a movable plate 6, a placing frame 7 and trundles 9, wherein the six horizontal rapid fixtures 4 are fixed on the surface of the movable plate 6 through threaded connection, the movable plate 6 is in positioning connection with the placing frame 7 through four welding small round steels on the lower portion, and the trundles 9 are fixed on the lower portion of the placing frame 7 through screws.
Before capsule detection, firstly, a mobile detection tool is pushed to a component storage area, the lower end of a flange 5 is assembled to a mounting hole on a movable plate of a capsule sealing detection platform 11, a vacuum pressure gauge and an inflation pipeline on the detection tool are sequentially assembled to the specified position of a capsule sealing inflation tool, secondly, a component is randomly selected according to the sampling inspection proportion of an external accessory, a selected capsule flange surface interface penetrates out from the bottom of a hole of the flange 5 from bottom to top, then the capsule sealing inflation tool compresses the capsule flange surface interface from the upper part, and a connecting pipe flange 3, a flange 5 and a flange surface interface of a capsule on the capsule inflation tool are fixed together by using a horizontal type quick clamp on the movable plate. Sequentially opening an inflation valve and an air source, observing the inflation state of the vacuum pressure gauge and the capsule in the inflation process, and closing the inflation valve and the air source when the required pressure is reached through inflation until the examination pressure is finished; the movable plate for fixing the capsule is lifted upwards by the middle part of the handheld capsule inflation tool, the periphery of the capsule is inspected to determine whether surface defects exist, after the inspection is qualified, the pressure is released under the condition of no air leakage, and then the next capsule detection is carried out.
To sum up, the utility model provides a simple structure, processing preparation are easy and the processing cost is low, and the frock uses convenient, the commonality is strong, reduce measurement personnel intensity of labour, promote detection efficiency, shortens product production cycle, improves the oil-immersed transformer flange face interface capsule leakproofness detection frock of outer piece quality management and control ability of supporting.
The above embodiments are described in detail, but the above description is only for the preferred embodiments of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (5)
1. The utility model provides an oil-immersed transformer flange face interface capsule leakproofness detects frock which characterized in that: oily formula transformer flange face interface capsule leakproofness detects frock includes that the capsule aerifys frock, flange and capsule seal testing platform, the capsule aerifys the frock and includes vacuum pressure gauge, tee bend connecting pipe and connecting pipe flange, tee bend connecting pipe one end is connected connecting pipe flange, and vacuum pressure gauge is connected to the other end, capsule seal testing platform includes horizontal quick anchor clamps, fly leaf, rack and truckle, the truckle is installed to the rack bottom, the fly leaf has been placed at the rack top, it has the mounting hole to open on the fly leaf, horizontal quick anchor clamps are arranged around the mounting hole, when operating condition, connecting pipe flange presss from both sides the capsule flange face interface of oily formula transformer flange face interface capsule with the flange of placing on capsule seal testing platform, quick anchor clamps are pushed down connecting pipe flange.
2. The oil-filled transformer flange face interface capsule tightness detection tool according to claim 1, characterized in that: frock, flange, fly leaf are all designed detachable structure to the capsule, the vacuum pressure gauge passes through the screw thread mouth and is connected with the tee bend connecting pipe, and horizontal quick anchor clamps pass through threaded connection to be fixed on the fly leaf surface, and the fly leaf passes through four welding small round steel in lower part and rack positioning connection, and the truckle passes through the fix with screw in the rack lower part.
3. The oil-filled transformer flange face interface capsule tightness detection tool according to claim 1, characterized in that: threaded holes are designed in the connecting pipe flange and the flange.
4. The oil-filled transformer flange face interface capsule tightness detection tool according to claim 1, characterized in that: the lower surface of the flange is provided with a small platform which can be arranged in the mounting hole.
5. The oil-filled transformer flange face interface capsule tightness detection tool according to claim 1, characterized in that: when the three-way valve works, the three-way connecting pipe is connected with an inflation pipeline, an inflation valve is arranged on the inflation pipeline, and the tail end of the inflation pipeline is connected with an air source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120512494.7U CN214843814U (en) | 2021-03-10 | 2021-03-10 | Oil-immersed transformer flange face interface capsule leakproofness detects frock |
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| CN202120512494.7U CN214843814U (en) | 2021-03-10 | 2021-03-10 | Oil-immersed transformer flange face interface capsule leakproofness detects frock |
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| CN214843814U true CN214843814U (en) | 2021-11-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116818222A (en) * | 2023-08-30 | 2023-09-29 | 江苏伟正电气科技有限公司 | Transformer oil conservator capsule gas tightness detection device |
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2021
- 2021-03-10 CN CN202120512494.7U patent/CN214843814U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116818222A (en) * | 2023-08-30 | 2023-09-29 | 江苏伟正电气科技有限公司 | Transformer oil conservator capsule gas tightness detection device |
| CN116818222B (en) * | 2023-08-30 | 2023-11-03 | 江苏伟正电气科技有限公司 | Transformer oil conservator capsule gas tightness detection device |
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