CN215728151U - Online monitoring device for dissolved gas in transformer oil - Google Patents
Online monitoring device for dissolved gas in transformer oil Download PDFInfo
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- CN215728151U CN215728151U CN202121972026.4U CN202121972026U CN215728151U CN 215728151 U CN215728151 U CN 215728151U CN 202121972026 U CN202121972026 U CN 202121972026U CN 215728151 U CN215728151 U CN 215728151U
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- transformer
- rotating shaft
- fixedly connected
- monitoring device
- transformer oil
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 24
- 238000012544 monitoring process Methods 0.000 claims abstract description 36
- 238000004804 winding Methods 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 11
- 239000003921 oil Substances 0.000 description 28
- 238000003745 diagnosis Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses an online monitoring device for dissolved gas in transformer oil, and belongs to the technical field of transformer oil monitoring devices. Gaseous on-line monitoring device dissolves in transformer oil, including the transformer case, still include: the first rotating shaft is rotatably connected in the transformer box; the sliding rod is connected to the inner wall of the transformer box in a sliding mode, the sliding rod is connected to the first rotating shaft in a threaded mode, and one end, far away from the inner wall of the transformer box, of the sliding rod is fixedly connected with the monitoring sensor; the data processing center is fixedly connected to the top of the transformer box and is electrically connected with the monitoring sensor; the monitoring sensor is driven by rotating the first rotating shaft to monitor gas dissolved in the transformer oil at different depths in the transformer box, so that the running condition of the transformer is comprehensively mastered, potential safety hazards in the working process of the transformer are eliminated in time, and meanwhile, the transformer equipment is prevented from being damaged due to the fact that the electric lead is in contact with the transformer main body by winding the electric lead through the winding wheel.
Description
Technical Field
The utility model relates to the technical field of transformer oil monitoring devices, in particular to an online monitoring device for dissolved gas in transformer oil.
Background
The online monitoring method for the dissolved gas in the transformer oil is based on the analysis theory of the dissolved gas in the oil, and the online monitoring and fault diagnosis of the dissolved gas in the oil are directly realized on the site of the transformer, so that the operation condition of the transformer can be mastered in time, latent faults can be found and tracked, and the operation condition can be automatically analyzed and diagnosed in time according to an expert device.
The existing transformer oil monitoring device is installed at a fixed position on the inner wall of a transformer box, although the transformer can be monitored online in real time by dissolved gas in the transformer, the transformer oil at different depths in the transformer box cannot be monitored, the running condition of the transformer cannot be timely and comprehensively mastered through data monitored by the fixed position, and potential safety hazards are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that a transformer oil monitoring device in the prior art cannot monitor transformer oil at different depths in a transformer tank, and provides an online monitoring device for dissolved gas in transformer oil.
In order to achieve the purpose, the utility model adopts the following technical scheme:
gaseous on-line monitoring device dissolves in transformer oil, including the transformer case, still include: the first rotating shaft is rotatably connected in the transformer box, one end of the first rotating shaft extends out of the transformer box and is fixedly connected with a rotating disc, and the first rotating shaft is provided with threads; the sliding rod is connected to the inner wall of the transformer box in a sliding mode, the sliding rod is connected to the first rotating shaft in a threaded mode, and one end, far away from the inner wall of the transformer box, of the sliding rod is fixedly connected with the monitoring sensor; and the data processing center is fixedly connected to the top of the transformer box and is electrically connected with the monitoring sensor.
In order to prevent the electrical wire from floating in a scattered manner in the transformer box, preferably, a first bevel gear is fixedly connected to the first rotating shaft, a second rotating shaft is connected to the transformer box in a rotating manner, a second bevel gear and a winding wheel are fixedly connected to two ends of the second rotating shaft respectively, the first bevel gear is meshed with the second bevel gear, a conductive rod is electrically connected to the data processing center, one end, away from the data processing center, of the conductive rod extends to one side of the transformer box and is connected to one side of the winding wheel in a sliding manner, the winding wheel is connected with the electrical wire in a winding manner, and one end, away from the winding wheel, of the electrical wire is electrically connected with the monitoring sensor.
In order to support the second rotating shaft to rotate, a supporting rod is fixedly connected in the transformer box, and the second rotating shaft is rotatably connected to the supporting rod.
In order to prevent the monitoring sensor from contacting with the winding wheel to damage the equipment, preferably, a limit ring is fixedly connected to the first rotating shaft.
In order to seal the rotating position of the first rotating shaft and the transformation box, a sealing ring is fixedly connected to the first rotating shaft.
In order to facilitate one end of the sliding rod to slide in the sliding groove, preferably, the inner wall of the transformer box is provided with the sliding groove, and one end of the sliding rod, far away from the monitoring sensor, is connected in the sliding groove in a sliding mode.
Compared with the prior art, the utility model provides an online monitoring device for dissolved gas in transformer oil, which has the following beneficial effects:
1. this gaseous on-line monitoring device dissolves in transformer oil drives the monitoring inductor through rotating first pivot and moves monitoring about in the transformer tank, but the gas that dissolves in the transformer oil of the different degree of depth in the real-time supervision transformer oil, and the operation conditions of timely comprehensive grasp transformer discovers and early warning latent trouble in the transformer.
2. This gaseous on-line monitoring device dissolves in transformer oil drives the winding wheel through rotating first pivot and rotates, will monitor the lax electric wire of inductor displacement in-process and in time twine the rolling, prevents that electric wire from scattering and floating in transformer oil, leads to the transformer to damage with the contact of transformer main part.
The device has the advantages that the parts which are not involved are the same as or can be realized by adopting the prior art, the monitoring sensor is driven by rotating the first rotating shaft to monitor gas dissolved in transformer oil at different depths in the transformer box, the running condition of the transformer is comprehensively mastered, potential safety hazards in the working process of the transformer are eliminated in time, and meanwhile, the winding wheel is used for winding an electric lead to prevent the electric lead from contacting with a transformer main body to damage transformer equipment.
Drawings
FIG. 1 is a schematic structural diagram of an online monitoring device for dissolved gas in transformer oil according to the present invention;
FIG. 2 is a front sectional view of an on-line monitoring device for dissolved gas in transformer oil according to the present invention;
fig. 3 is a schematic structural diagram of a portion a in fig. 2 of an online monitoring device for dissolved gas in transformer oil according to the present invention.
In the figure: 1. a transformer tank; 101. a chute; 2. monitoring the sensor; 201. a slide bar; 202. an electrical lead; 3. a first rotating shaft; 301. a turntable; 302. a limiting ring; 303. a seal ring; 304. a first bevel gear; 4. a data processing center; 401. a conductive rod; 5. a second rotating shaft; 501. a winding wheel; 502. a second bevel gear; 503. a support rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-3, the online monitoring device for dissolved gas in transformer oil comprises a transformer tank 1, and further comprises: the first rotating shaft 3 is rotatably connected in the transformer tank 1, wherein one end of the first rotating shaft 3 extends out of the transformer tank 1 and is fixedly connected with a rotating disc 301, and threads are arranged on the first rotating shaft 3; the sliding rod 201 is connected to the inner wall of the transformer tank 1 in a sliding mode, wherein the sliding rod 201 is connected to the first rotating shaft 3 in a threaded mode, and one end, far away from the inner wall of the transformer tank 1, of the sliding rod 201 is fixedly connected with the monitoring sensor 2; and the data processing center 4 is fixedly connected to the top of the transformer tank 1 and is electrically connected with the monitoring sensor 2.
In the working process of the transformer, the rotary disc 301 can be manually rotated, the rotary disc 301 can be rotated to drive the first rotary shaft 3 to rotate, the bottom end of the first rotary shaft 3 is in limit rotation connection with the transformer tank 1, the first rotary shaft 3 is in threaded connection with the slide rod 201, one end of the slide rod 201 is in sliding connection with the transformer tank 1, the limit slide rod 201 rotates around the first rotary shaft 3, the first rotary shaft 3 can rotate with the slide rod 201 in a threaded manner in the rotating process, the slide rod 201 is driven to move up and down along the first rotary shaft 3, the monitoring sensor 2 is driven to move up and down inside the transformer tank 1, the specific model of the monitoring sensor 2 is TGS2620, the monitoring sensor 2 can monitor gas dissolved in transformer oil at different depths in the transformer tank 1, monitoring information is transmitted to the data processing center 4 for analysis and diagnosis, a storage battery, a CPU and a Central Processing Unit (CPU) are arranged in the data processing center 4, The alarm and the signal transmitter are used for supplying power to the monitoring sensor 2, receiving signals, analyzing, alarming and transmitting the signals to a receiving end of a worker, so that the operation condition of the transformer can be timely analyzed and mastered according to the data of dissolved gas in transformer oil at different depths in the transformer, and potential safety hazards are timely eliminated.
Example 2:
referring to fig. 2 and 3, substantially the same as in embodiment 1, further: first bevel gear 304 of fixedly connected with on the first pivot 3, 1 internal rotation of transformer case is connected with second pivot 5, 5 both ends of second pivot are fixedly connected with second bevel gear 502 and winding wheel 501 respectively, first bevel gear 304 and second bevel gear 502 mesh mutually, electric connection has conducting rod 401 on the data processing center 4, conducting rod 401 keeps away from 4 one end of data processing center and extends to 1 internal sliding connection of transformer case in winding wheel 501 one side, the winding is connected with electric wire 202 on the winding wheel 501, electric wire 202 keeps away from winding wheel 501 one end and monitoring inductor 2 electric connection, 1 internal fixedly connected with bracing piece 503 of transformer case, 5 rotations of second pivot are connected on bracing piece 503.
In the process that the first rotating shaft 3 rotates to drive the monitoring sensor 2 to move up and down, the first rotating shaft 3 drives the second bevel gear 502 to rotate through the first bevel gear 304, the second bevel gear 502 drives the winding wheel 501 to rotate through the second rotating shaft 5, the winding wheel 501 is made of a metal conductive material, can be electrically connected with the data processing center 4 through the conductive rod 401 and transmits signals, and is connected with the electrical conducting wire 202, so that the monitoring sensor 2 can be electrically connected with the data processing center 4 through the electrical conducting wire 202, the second bevel gear 502 and the conductive rod 401, the data processing center 4 is used for transmitting electric energy into the monitoring sensor 2 and receiving monitoring signals collected by the monitoring sensor 2, the winding wheel 501 can wind and collect the electrical conducting wire 202 in the rotating process, and the loose electrical conducting wire 202 in the up and down displacement process of the monitoring sensor 2 is prevented from scattering and floating in transformer oil and being in contact with a transformer main body part to cause transformer damage, the supporting rod 503 can stably support the second rotating shaft 5 to rotate, and the service life of the device is prolonged.
Example 3:
referring to fig. 1-3, substantially the same as in example 1, further: fixedly connected with spacing ring 302 on first pivot 3, fixedly connected with sealing washer 303 on first pivot 3 has seted up spout 101 on the transformer case 1 inner wall, and monitoring inductor 2 one end sliding connection is kept away from to slide bar 201 is in spout 101.
This device can drive monitoring inductor 2 through rotating first pivot 3 and monitor the gas that dissolves in the transformer oil of the different degree of depth in the transformer box, and the operation conditions of comprehensive grasp transformer, timely elimination has solved the potential safety hazard in the transformer working process, can avoid electrical property wire 202 and transformer main part contact and damage transformer equipment through twining wheel 501 winding electrical property wire 202 simultaneously.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. Gaseous on-line monitoring device dissolves in transformer oil, including transformer case (1), its characterized in that still includes:
a first rotating shaft (3) which is rotatably connected in the transformer tank (1),
one end of the first rotating shaft (3) extends to the outside of the transformer box (1) and is fixedly connected with a rotating disc (301), and threads are arranged on the first rotating shaft (3);
a sliding rod (201) which is connected on the inner wall of the transformer box (1) in a sliding way,
the sliding rod (201) is in threaded connection with the first rotating shaft (3), and one end, far away from the inner wall of the transformer box (1), of the sliding rod (201) is fixedly connected with the monitoring sensor (2);
and the data processing center (4) is fixedly connected to the top of the transformer box (1) and is electrically connected with the monitoring sensor (2).
2. The on-line monitoring device for the dissolved gas in the transformer oil according to claim 1, a first bevel gear (304) is fixedly connected on the first rotating shaft (3), a second rotating shaft (5) is rotatably connected in the transformer tank (1), two ends of the second rotating shaft (5) are respectively fixedly connected with a second bevel gear (502) and a winding wheel (501), the first bevel gear (304) is meshed with the second bevel gear (502), the data processing center (4) is electrically connected with a conductive rod (401), one end of the conducting rod (401) far away from the data processing center (4) extends to the transformer tank (1) and is connected with one side of the winding wheel (501) in a sliding way, the winding wheel (501) is wound with an electric lead (202), and one end, far away from the winding wheel (501), of the electric lead (202) is electrically connected with the monitoring sensor (2).
3. The on-line monitoring device for the dissolved gas in the transformer oil according to claim 2, wherein a support rod (503) is fixedly connected in the transformer tank (1), and the second rotating shaft (5) is rotatably connected to the support rod (503).
4. The on-line monitoring device for the dissolved gas in the transformer oil according to claim 1, wherein a limiting ring (302) is fixedly connected to the first rotating shaft (3).
5. The on-line monitoring device for the dissolved gas in the transformer oil according to claim 4, wherein a sealing ring (303) is fixedly connected to the first rotating shaft (3).
6. The on-line monitoring device for the dissolved gas in the transformer oil according to claim 1, wherein a sliding groove (101) is formed in the inner wall of the transformer tank (1), and one end, far away from the monitoring sensor (2), of the sliding rod (201) is slidably connected into the sliding groove (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121972026.4U CN215728151U (en) | 2021-08-21 | 2021-08-21 | Online monitoring device for dissolved gas in transformer oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121972026.4U CN215728151U (en) | 2021-08-21 | 2021-08-21 | Online monitoring device for dissolved gas in transformer oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215728151U true CN215728151U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121972026.4U Expired - Fee Related CN215728151U (en) | 2021-08-21 | 2021-08-21 | Online monitoring device for dissolved gas in transformer oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215728151U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117129658A (en) * | 2022-09-30 | 2023-11-28 | 珠海蓝网电气设备有限公司 | Online monitoring device for dissolved gas in transformer oil |
-
2021
- 2021-08-21 CN CN202121972026.4U patent/CN215728151U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117129658A (en) * | 2022-09-30 | 2023-11-28 | 珠海蓝网电气设备有限公司 | Online monitoring device for dissolved gas in transformer oil |
| CN117129658B (en) * | 2022-09-30 | 2024-02-02 | 珠海蓝网电气设备有限公司 | Online monitoring device for dissolved gas in transformer oil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220826 Address after: 271000 middle section of yitianmen street, hi tech Zone, Tai'an City, Shandong Province Patentee after: Yingda Power Construction Co.,Ltd. Address before: 271000 88m east of the intersection of yitianmen street and Longteng Road, high tech Zone, Tai'an City, Shandong Province Patentee before: YINGDA ELECTRICAL EQUIPMENT CO.,LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220201 |