CN209878689U - Novel transformer oil chromatogram oil extraction device - Google Patents
Novel transformer oil chromatogram oil extraction device Download PDFInfo
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- CN209878689U CN209878689U CN201920450529.1U CN201920450529U CN209878689U CN 209878689 U CN209878689 U CN 209878689U CN 201920450529 U CN201920450529 U CN 201920450529U CN 209878689 U CN209878689 U CN 209878689U
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Abstract
The utility model relates to a transformer substation on-line monitoring field discloses a novel transformer oil chromatogram gets oily device, gets oily device installation inconvenient and the trouble problem of use to transformer oil chromatogram among the prior art, now proposes following scheme, and it includes servo motor, cylinder, hydro-cylinder, transformer tank, filter flask, detecting element and mounting panel, one side fixed connection of servo motor and mounting panel, the one end transmission of servo motor's output shaft is connected with the screw thread post, and the outside threaded connection of screw thread post has the movable plate, and the motor is located the top of cylinder, and the bottom of movable plate is fixed with the connecting rod, and the inside of cylinder is equipped with the piston, and the one end of connecting rod extends to the inside of cylinder and the top fixed connection of piston. The utility model discloses a uniformity and the repeatability of transformer oil chromatogram oil extraction have been solved to simple method, have realized better oil-gas separation effect simultaneously, have improved transformer oil chromatogram's sensitivity.
Description
Technical Field
The utility model relates to a transformer substation on-line monitoring field especially relates to a novel transformer oil chromatogram gets oil device.
Background
The electric power industry in China is developing to large-unit, large-capacity and high-voltage-level power grids, and the key of stable and reliable operation of the power grids is to provide higher requirements for electric power high-voltage equipment for electric power safety and economic operation, so that the method has important significance for guaranteeing normal production of society and normal operation of enterprises. The high-voltage and large-capacity power transformer is the most critical equipment in a power transmission and transformation system, and is influenced by various factors such as electricity, heat, machinery, environment and the like in actual operation, the insulation performance can be degraded, the safety performance is reduced, even faults are caused, and thus major power accidents such as local or even large-area power failure are caused, and huge direct or indirect economic loss and social influence are caused. Therefore, the system and the method carry out necessary monitoring on the high-voltage power equipment, ensure the stable operation of the high-voltage power equipment and have important significance on the reliability and the safety of the operation of a power system.
The transformer oil chromatogram on-line monitoring system directly realizes the timing on-line intelligent monitoring and fault diagnosis of the oil chromatogram on the transformer site. Therefore, the running state of the transformer can be mastered in time, latent faults can be found and tracked, and the faults can be automatically diagnosed in time according to an expert system, so that operators can rapidly deal with the faults. Therefore, the implementation of the transformer oil chromatography online monitoring system project has important practical value for the transformer substation maintenance and operation departments.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of novel transformer oil chromatogram gets oily device has solved transformer oil chromatogram among the prior art and has got oily device installation inconvenient and use trouble problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a novel transformer oil chromatographic oil taking device comprises a servo motor, a cylinder, an oil cylinder, a transformer oil tank, a filter bottle, a detection unit and a mounting plate, wherein the servo motor is fixedly connected with one side of the mounting plate, one end of an output shaft of the servo motor is in transmission connection with a threaded column, a movable plate is in threaded connection with the outside of the threaded column, the motor is positioned above the cylinder, a connecting rod is fixed at the bottom of the movable plate, a piston is arranged inside the cylinder, one end of the connecting rod extends into the cylinder and is fixedly connected with the top of the piston, an air outlet pipe, a filter pipe and an oil pipe are fixed at the bottom of the cylinder, an air outlet solenoid valve is installed on the air outlet pipe, an oil filtering solenoid valve is installed on the filter pipe, an oil-gas separation solenoid valve is installed on the oil pipe, the oil cylinder and the filter bottle are both positioned, an oil inlet valve is installed on the first connecting pipe, the transformer oil tank is located below the oil cylinder, the other end of the first connecting pipe extends to the inside of the transformer oil tank, the other end of the filter pipe extends to the inside of the filter flask, a second connecting pipe is fixed to the top of the filter flask, a sample air valve is installed on the second connecting pipe, and the other end of the second connecting pipe is connected with the detection unit.
Preferably, a limiting groove is formed in one side, where the servo motor is fixed, of the mounting plate, a limiting block is fixed on one side, where the moving plate is close to the mounting plate, and one end of the limiting block extends into the limiting groove.
Preferably, the cylinder is made of stainless steel, and the filter bottle is made of acrylic materials.
Preferably, the oil cylinder is made of stainless steel materials, and a liquid level sensor is installed on the inner wall of one side of the oil cylinder.
The utility model discloses in:
the utility model discloses a uniformity and the repeatability of transformer oil chromatogram oil extraction have been solved to simple method, have realized better oil-gas separation effect simultaneously, have improved transformer oil chromatogram's sensitivity.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a side view of the servo motor and the mounting plate of the present invention.
Reference numbers in the figures: the device comprises a servo motor 1, a threaded column 2, a movable plate 3, a connecting rod 4, a cylinder 5, an air outlet pipe 6, an air outlet electromagnetic valve 7, a filter pipe 8, an oil filter electromagnetic valve 9, an oil pipe 10, an oil-gas separation electromagnetic valve 11, a liquid level sensor 12, an oil cylinder 13, an oil inlet valve 14, a first connecting pipe 15, a transformer oil tank 16, a filter bottle 17, a second connecting pipe 19, an air valve 20, a detection unit 21, a piston 22, a limiting block 23, a lower groove 24 and a mounting plate 25.
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.
Referring to fig. 1-2, a novel transformer oil chromatogram oil extraction device comprises a servo motor 1, a cylinder 5, an oil cylinder 13, a transformer oil tank 16, a filter flask 17, a detection unit 21 and a mounting plate 25, wherein the servo motor 1 is fixedly connected with one side of the mounting plate 25, one end of an output shaft of the servo motor 1 is in transmission connection with a threaded column 2, the outer part of the threaded column 2 is in threaded connection with a movable plate 3, the motor 1 is positioned above the cylinder 5, the bottom of the movable plate 3 is fixedly provided with a connecting rod 4, the cylinder 5 is internally provided with a piston 22, one end of the connecting rod 4 extends into the cylinder 5 and is fixedly connected with the top of the piston 22, the bottom of the cylinder 5 is fixedly provided with an air outlet pipe 6, a filter pipe 8 and an oil pipe 10, the air outlet pipe 6 is provided with an air outlet electromagnetic valve 7, the filter pipe 8 is provided with an oil filtering electromagnetic valve 9, the, the other end of the oil pipe 10 is fixedly connected with the top of the oil cylinder 13, a first connecting pipe 15 is fixed at the bottom of the oil cylinder 13, an oil inlet valve 14 is installed on the first connecting pipe 15, the transformer oil tank 16 is located below the oil cylinder 13, the other end of the first connecting pipe 15 extends into the transformer oil tank 16, the other end of the filter pipe 8 extends into the filter flask 17, a second connecting pipe 19 is fixed at the top of the filter flask 17, a sample gas valve 20 is installed on the second connecting pipe 19, and the other end of the second connecting pipe 19 is connected with a detection unit 21.
In this embodiment, the limiting groove 24 has been seted up to one side that mounting panel 25 is fixed with servo motor 1, and one side that the movable plate 3 is close to mounting panel 25 is fixed with stopper 23, and the one end of stopper 23 extends to the inside of limiting groove 24, and cylinder 5 adopts the stainless steel material preparation, and filter flask 17 adopts the preparation of ya keli material, and hydro-cylinder 13 adopts the preparation of stainless steel material, installs level sensor 12 on one side inner wall of hydro-cylinder 13.
In the embodiment, the volume of the cylinder 5 is far larger than that of the oil cylinder, the general volume ratio exceeds 5:1, the cylinder 13 is required to be vertically placed and fixed by a better support, the liquid level sensor 12 is required to be arranged at the top of the cylinder 13 and is convenient to control the liquid level height, the sensitivity of the liquid level sensor 12 is adjustable, the air outlet solenoid valve 7, the oil filtering solenoid valve 9, the oil-gas separation solenoid valve 11 and the sample gas valve 20 are special inlet solenoid valves, oil resistance is realized, the service life is long, the filter bottle is made of 17 acrylic materials, corrosion resistance, low temperature resistance and high temperature resistance are realized, multiple air tightness protection is realized, oil and gas leakage are guaranteed, the servo motor 1 can accurately control the stroke of the cylinder 5, the precision is 0.1mm, the repeatability and the consistency of products are guaranteed, and the pipelines are made of 304 stainless steel.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are 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 one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The working principle is as follows: opening an oil-gas separation electromagnetic valve 11 and an oil filtering electromagnetic valve 9, pulling a connecting rod 4 upwards by a servo motor 1 through a threaded column 3 so as to lift a piston 22 upwards, pumping air in an oil cylinder 13 and a filter bottle 17 into an air cylinder 5, then closing the oil-gas separation electromagnetic valve 11 and the oil filtering electromagnetic valve 9, opening an air outlet electromagnetic valve 7, pushing the piston 22 downwards by the servo motor 1 through the threaded column 3 so as to discharge the air in the air cylinder 5, reciprocating for 4 times in such a way to form a state close to vacuum in the air cylinder 5 and the oil cylinder 13, then opening an oil inlet valve 14, slowly introducing oil in a transformer oil tank 16 into the oil cylinder 5 under the guidance of vacuum, closing the oil inlet valve 14 by a controller when a liquid level sensor 12 senses that the liquid level reaches a specified position, opening the oil-gas separation electromagnetic valve 11 after the oil inlet process is finished, closing the oil filtering electromagnetic valve 9, pulling the customized piston 22 upwards by the servo motor, closing the oil-gas separation electromagnetic valve 11, opening the oil filtering electromagnetic valve 9, pushing the piston 22 downwards by the servo motor 1 through the threaded column 3, reciprocating for 4 times in such a way, degassing the oil sample to the filter flask 17, degassing in a negative pressure state, and delivering the degassed gas to the detection unit 21 through the cylinder 5.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. A novel transformer oil chromatogram oil extraction device comprises a servo motor (1), a cylinder (5), an oil cylinder (13), a transformer oil tank (16), a filter flask (17), a detection unit (21) and a mounting plate (25), and is characterized in that the servo motor (1) is fixedly connected with one side of the mounting plate (25), one end of an output shaft of the servo motor (1) is in transmission connection with a threaded column (2), the external thread of the threaded column (2) is connected with a movable plate (3), the motor (1) is positioned above the cylinder (5), the bottom of the movable plate (3) is fixed with a connecting rod (4), a piston (22) is arranged inside the cylinder (5), one end of the connecting rod (4) extends to the inside of the cylinder (5) and is fixedly connected with the top of the piston (22), an air outlet pipe (6), a filter pipe (8) and an oil pipe (10) are fixed at the bottom of the cylinder (5, an air outlet electromagnetic valve (7) is arranged on the air outlet pipe (6), an oil filtering electromagnetic valve (9) is arranged on the filtering pipe (8), an oil-gas separation electromagnetic valve (11) is arranged on the oil pipe (10), hydro-cylinder (13) and filter flask (17) all are located the below of cylinder (5), the other end of oil pipe (10) and the top fixed connection of hydro-cylinder (13), the bottom of hydro-cylinder (13) is fixed with first connecting pipe (15), install inlet valve (14) on first connecting pipe (15), transformer tank (16) are located the below of hydro-cylinder (13), the other end of first connecting pipe (15) extends to the inside of transformer tank (16), the other end of chimney filter (8) extends to the inside of filter flask (17), the top of filter flask (17) is fixed with second connecting pipe (19), install appearance pneumatic valve (20) on second connecting pipe (19), the other end of second connecting pipe (19) is connected with detecting element (21).
2. The novel transformer oil chromatography oil extraction device according to claim 1, wherein a limiting groove (24) is formed in one side of the mounting plate (25) where the servo motor (1) is fixed, a limiting block (23) is fixed on one side of the moving plate (3) close to the mounting plate (25), and one end of the limiting block (23) extends into the limiting groove (24).
3. The novel transformer oil chromatographic oil extraction device according to claim 1, wherein the cylinder (5) is made of stainless steel, and the filter bottle (17) is made of acrylic material.
4. The novel transformer oil chromatographic oil extraction device according to claim 1, wherein the oil cylinder (13) is made of stainless steel material, and a liquid level sensor (12) is installed on the inner wall of one side of the oil cylinder (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920450529.1U CN209878689U (en) | 2019-04-04 | 2019-04-04 | Novel transformer oil chromatogram oil extraction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920450529.1U CN209878689U (en) | 2019-04-04 | 2019-04-04 | Novel transformer oil chromatogram oil extraction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209878689U true CN209878689U (en) | 2019-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920450529.1U Active CN209878689U (en) | 2019-04-04 | 2019-04-04 | Novel transformer oil chromatogram oil extraction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209878689U (en) |
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2019
- 2019-04-04 CN CN201920450529.1U patent/CN209878689U/en active Active
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