CN206470269U - A kind of on-Line Monitor Device for transformer - Google Patents
A kind of on-Line Monitor Device for transformer Download PDFInfo
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- CN206470269U CN206470269U CN201621454433.5U CN201621454433U CN206470269U CN 206470269 U CN206470269 U CN 206470269U CN 201621454433 U CN201621454433 U CN 201621454433U CN 206470269 U CN206470269 U CN 206470269U
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- transformer
- monitor device
- line monitor
- housing
- cover plate
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Abstract
The utility model is related to a kind of on-Line Monitor Device for transformer, including the housing with opening, cover plate is sealedly connected with the opening of the housing, it is located at the side in the housing in the cover plate and transition block is installed, cavity is formed with the transition block, the counter flange being connected for the valve with transformer is installed in the cover plate away from the side of the transition block, the counter flange is connected with the cavity, micro- water sensor and gas sensor are installed in the transition block, the probe of the gas sensor and the probe of micro- water sensor are respectively protruding into the cavity.On-Line Monitor Device of the present utility model for transformer it is simple and compact for structure rationally, and directly it is connected by counter flange with the flange of transformer, avoid passing through the problems such as oil leak, permeability occurs in pipe screw thread switching, it is to avoid use the pipe screw thread glue for being likely to result in permanent damage；Compatibility enters micro- water monitoring function simultaneously.
Description
Technical field
The utility model is related to the technical field of oil-filled high voltage electric equipment, is used for transformation more specifically to one kind
The on-Line Monitor Device of device.
Background technology
" electricity " plays more and more important role in people's daily life, and Electrical Safety is turning into safety utilization of electric power
How the most important thing of power system routine work, the round-the-clock uninterrupted power supply of high-quality is ensured in today of rapid economic development
Have become the opera involving much singing and action of power system.Various oil-filled high voltage electric equipments such as transformer, reactor etc. are the important sets of power network
Into part, this current kind equipment mainly uses the working method that filling insulating oil serves as medium, i.e., filled with transformer oil
When the medium of insulation and radiating, various features failure gas can be produced when equipment breaks down, these gases can be dissolved in change
In insulating oil in depressor, the important indicator as transformer health status.In addition, the moisture that dissolves is also in oil
The important mark of transformer health status.People have accurately summed up a set of oil-immersed type power in long-term practice process
Transformer O＆M method, Gases Dissolved in Transformer Oil and moisture content analysis have become generally acknowledged judgement transformer among these
The relation of clear stipulaties oil dissolved gas and moisture and transformer fault type in the index of health status, national standard, and
Define cycle and method of the periodic maintenance with maintenance.These fault detection methods are carried out on the basis of fixed time period
Fixed point detection, general 3 months to 1 year is detection cycle.This method is helpless to the faster failure of evolving speed, it is impossible to do
To checking erroneous ideas at the outset, prevent trouble before it happens.It is a kind of new based on shape also for increasing the benefit and efficiency in order to tackle catastrophic failure
The on-line monitoring and processing system of state maintenance mode, are increasingly taken seriously.On-line monitoring and processing system are referred to online
Monitoring and processing equipment are directly mounted on transformer valve and directly contacted with transformer oil, 24 hours continual detection oil
The content of middle dissolved gas and moisture, early warning can be provided in time when the gas or exceeded moisture detected, be in real time change
Depressor physical examination, serves as the reliable sentry of transformer safety operation.
In presently used various Gases Dissolved in Transformer Oil on-line monitoring methods, few component based on fuel cell exists
Line monitor does not have running stores and consumable accessory due to can really realize in real-time online continuous monitoring, simultaneity factor, non-maintaining
Operation, more suitable for the status monitoring of the power equipments such as transformer.Few component on-line computing model based on feulcell prototype is with GE
The KG2100 of the Hydran and Shen An rising suns company of company is Typical Representative.But both product structures are all more complicated, by one
Individual transmitter and a control cabinet mounted in distal end on body is constituted, while sensor is connected to by pipe screw joint
On the counter flange of customization, then it is connected with the valve of transformer by counter flange.This structure is in actual use
There is following defect：Pipe thread seal mode is unreliable, permeability, the phenomenon of oil leak often occurs, there is potential safety hazard；Installing
During pipe screw thread glue is needed to use to increase the sealing of system, but pipe screw thread glue, which easily causes two ends, to be permanently bonded in
Phenomenon together so that equipment can not be safeguarded；It is complicated, do not possess modularization management, while can not be compatible in small size
Micro-moisture monitoring function.
Utility model content
The purpose of this utility model is to provide a kind of on-Line Monitor Device for transformer, solved in the prior art
On-line computing model for transformer is complicated, using pipe thread seal mode and can not in smaller size smaller compatible moisture
The problem of monitoring function.
The utility model solves the technical scheme that is used of technical problem：A kind of on-line monitoring for transformer is filled
Put, including the housing with opening, cover plate is sealedly connected with the opening of the housing, is located at the housing in the cover plate
Interior side is provided with transition block, the transition block and is formed with cavity, pacifies in the cover plate away from the side of the transition block
Equipped with the counter flange being connected for the valve with transformer, the counter flange is connected with the cavity, in the mistake
Cross on block and micro- water sensor and gas sensor are installed, the probe and the probe of the gas sensor of micro- water sensor
It is respectively protruding into the cavity.
In the on-Line Monitor Device of the present utility model for transformer, offered on the counter flange for taking
Sample oil takes hydraulic fluid port with exhaust.
In the on-Line Monitor Device of the present utility model for transformer, in the friendship of the counter flange and the cover plate
Place is met to seal by the first sealing ring.
In the on-Line Monitor Device of the present utility model for transformer, first sealing ring is viton seal ring
Or silica gel sealing ring.
In the on-Line Monitor Device of the present utility model for transformer, pass through between the housing and the cover plate
Two sealing rings are tightly connected, and second sealing ring includes conductive seal circle and/or rubber seal.
In the on-Line Monitor Device of the present utility model for transformer, the counter flange is plane formula flange.
In the on-Line Monitor Device of the present utility model for transformer, offer and communicated with housing on the cover plate
An at least air-vent, Air Filter is installed on the air-vent.
In the on-Line Monitor Device of the present utility model for transformer, being provided with the cover plate is used to introduce power supply
First fairlead of line and the second fairlead for introducing connection.
In the on-Line Monitor Device of the present utility model for transformer, charger, control are provided with the housing
Device processed, monitor, display and alarm, are formed with multiple drawer boxes, the charger, controller, prison in the housing
Device, display and alarm is surveyed to be separately mounted in each corresponding drawer box.
In the on-Line Monitor Device of the present utility model for transformer, the display of perspective is installed on the housing
Window.
Implement the on-Line Monitor Device of the present utility model for transformer, have the advantages that：The utility model
The on-Line Monitor Device for transformer it is simple and compact for structure rationally, and directly by the method for counter flange and transformer
Orchid is connected, it is to avoid the problems such as oil leak, permeability occur by pipe screw thread switching, it is to avoid use the pipe for being likely to result in permanent damage
Screw thread glue；The monitoring function that the compatibility in small size enters micro- water is realized simultaneously.
Brief description of the drawings
Fig. 1 is the structural representation after the on-Line Monitor Device of the present utility model for transformer is assembled with transformer；
Structure after Fig. 2 splits for the housing of the on-Line Monitor Device of the present utility model for transformer with cover plate is shown
It is intended to；
Fig. 3 is the internal structure schematic diagram of the on-Line Monitor Device of the present utility model for transformer.
Embodiment
With reference to the accompanying drawings and examples, to the structure and work of the on-Line Monitor Device of the present utility model for transformer
It is described further as principle：
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
"front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " clockwise ", " counterclockwise " etc. are indicated
Orientation or position relationship are, based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplification
Description, rather than indicate or imply that the device or element of meaning must have specific orientation, with specific azimuth configuration and behaviour
Make, therefore it is not intended that to limitation of the present utility model.
As shown in figure 1, the on-Line Monitor Device 1 for transformer includes counter flange 11, the online prison for transformer
Device 1 is surveyed by counter flange 11 with the valve of transformer 2 to be connected.
As Figure 2-3, the on-Line Monitor Device 1 for transformer has the housing 12 of opening, and the shape of housing 12 can
Think that square, rectangle, cylinder, rhombus, ellipse etc. are variously-shaped.Cover plate is sealedly connected with the opening of housing 12
13, the side being located in cover plate 13 in housing 12, which is provided with transition block 14, transition block 14, is formed with cavity (not indicated in figure),
Counter flange 11 is arranged on the side that cover plate 13 deviates from transition block 14, and counter flange 11 is connected with cavity, in transition block 14
Micro- water sensor 15 and gas sensor 16 are installed, the probe of micro- water sensor 15 and the probe of gas sensor 16 are stretched respectively
Enter into cavity.In the present embodiment, micro- water sensor 15 and gas sensor 16 are separately mounted to the side surface of transition block 14
And lower surface；In other embodiments, the two can also be arranged on same surface.
In the present embodiment, the position of cover plate 13 between counter flange 11 and transition block 14 offers through hole (in figure not
Sign), counter flange 11 is connected with transition block 14 by through hole, and counter flange 11 is by way of flat seal and transition
Block 14 connects；In other embodiments, pipeline can also be connected with counter flange 11 and cavity, passes through the pipeline connection mistake
Cross flange 11 and cavity.In the present embodiment, counter flange 11 is plane formula flange；In other embodiments, counter flange 11
Can also be screw tubular type flange, this depends primarily on the species of the valve of transformer 2, but counter flange 11 is preferred to use plane
Formula flange.
The utility model by the micro- water sensor 15 of design and installation and gas sensor 16 in transition block 14, realize with
The gas content and the function of trace moisture content dissolved in cramped construction monitoring oil.
Offered on counter flange 11 for sample oil and exhaust take hydraulic fluid port 21, this takes hydraulic fluid port 21 both to realize peace
The effect of removal system inner air during dress, can provide the passage of sampling oil in maintenance process again.
Sealed in the junction of counter flange 11 and cover plate 13 by the first sealing ring (not indicated in figure), wherein, first
Sealing ring is viton seal ring or silica gel sealing ring, oil leak, permeability etc. occurs when preventing equipment on transformer valve
Serious accident.
Sealed in the junction of housing 12 and cover plate 13 by the second sealing ring (not indicated in figure), wherein, the second sealing
Circle includes conductive seal circle and rubber seal so that whole device has the sealing property of splendid water proof and dust proof.Other
In embodiment, the second sealing ring can also only include rubber seal or conductive seal circle.
At least air-vent 17 communicated with housing 12 is offered on cover plate 13, is provided with air-vent 17 dust-proof
Net (is not indicated) in figure.In the present embodiment, the quantity of air-vent 17 is three.In other embodiments, the quantity of air-vent
Can also be one or two etc..The effect of air-vent 17 is to make housing 12 is inside and outside to keep ventilation and identical air pressure, Air Filter
For preventing the foreign matters such as dust from entering in housing 12.
The first fairlead 19 for introducing power line and the second lead for introducing connection are provided with cover plate 13
Pipe 20, and power line and communication linear sealing are fixed on by the first fairlead 19 and second by seal assembly (not indicated in figure)
In fairlead 20, make the introducing device interior that it both can be clean and tidy, can be tightly connected again with equipment formation, it is to avoid rainwater, ash
Dirt etc. enters device interior.
Charger, controller, monitor, display and alarm (not indicated in figure) are provided with housing 12.In shell
Multiple drawer boxes are formed with body 12, charger, controller, monitor, display and alarm are separately mounted to each relative
In the drawer box (not indicated in figure) answered.So after housing 12 is opened, the confession for wanting detection can be taken out as drawing drawer
Electrical equipment, controller etc., convenient maintenance are simple and compact for structure, are independent of each other.
The display window 18 of perspective is installed on housing 12, current monitoring result can be so shown in real time.
On-Line Monitor Device of the present utility model for transformer it is simple and compact for structure rationally, and directly pass through mistake
Cross flange with the flange of transformer to be connected, it is to avoid the problems such as oil leak, permeability occur by pipe screw thread switching, it is to avoid using possible
Cause the pipe screw thread glue of permanent damage；Compatibility enters the monitoring function of micro- water simultaneously.
It should be appreciated that it will be understood by those skilled in the art that can according to the above description be improved or converted, but this
A little improvement or conversion should all belong within the protection domain of the utility model appended claims.
Claims (10)
1. a kind of on-Line Monitor Device for transformer, it is characterised in that including the housing (12) with opening, in the shell
Cover plate (13) is sealedly connected with the opening of body (12), being located at the side in the housing (12) in the cover plate (13) is provided with
Cavity is formed with transition block (14), the transition block (14), deviates from the side of the transition block (14) in the cover plate (13)
Counter flange (11) for being connected with the valve of transformer (2), the counter flange (11) and the cavity phase are installed
Connection, is provided with micro- water sensor (15) and gas sensor (16), micro- water sensor in the transition block (14)
(15) probe and the probe of the gas sensor (16) is respectively protruding into the cavity.
2. the on-Line Monitor Device according to claim 1 for transformer, it is characterised in that in the counter flange
(11) offered on for sample oil and exhaust take hydraulic fluid port (21).
3. the on-Line Monitor Device according to claim 1 for transformer, it is characterised in that in the counter flange
(11) junction with the cover plate (13) is sealed by the first sealing ring.
4. the on-Line Monitor Device according to claim 3 for transformer, it is characterised in that first sealing ring is
Viton seal ring or silica gel sealing ring.
5. the on-Line Monitor Device according to claim 1 for transformer, it is characterised in that the housing (12) and institute
State and be tightly connected by the second sealing ring between cover plate (13), second sealing ring includes conductive seal circle and/or rubber is close
Seal.
6. the on-Line Monitor Device according to claim 1 for transformer, it is characterised in that the counter flange (11)
For plane formula flange.
7. the on-Line Monitor Device according to claim 1 for transformer, it is characterised in that opened on the cover plate (13)
Provided with least air-vent (17) with being communicated in housing (12), Air Filter is installed on the air-vent (17).
8. the on-Line Monitor Device according to claim 1 for transformer, it is characterised in that on the cover plate (13)
Provided with for introducing the first fairlead (19) of power line and the second fairlead (20) for introducing connection.
9. the on-Line Monitor Device according to claim 1 for transformer, it is characterised in that in the housing (12)
Charger, controller, monitor, display and alarm are provided with, multiple drawer boxes, institute are formed with the housing (12)
Charger, controller, monitor, display and alarm is stated to be separately mounted in each corresponding drawer box.
10. the on-Line Monitor Device according to claim 8 for transformer, it is characterised in that in the housing (12)
On the display window (18) of perspective is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621454433.5U CN206470269U (en) | 2016-12-28 | 2016-12-28 | A kind of on-Line Monitor Device for transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621454433.5U CN206470269U (en) | 2016-12-28 | 2016-12-28 | A kind of on-Line Monitor Device for transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206470269U true CN206470269U (en) | 2017-09-05 |
Family
ID=59712680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621454433.5U Active CN206470269U (en) | 2016-12-28 | 2016-12-28 | A kind of on-Line Monitor Device for transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206470269U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107764325A (en) * | 2017-10-13 | 2018-03-06 | 南京力通达电气技术有限公司 | A kind of transformer wall-hanging comprehensive on-line monitoring apparatus |
-
2016
- 2016-12-28 CN CN201621454433.5U patent/CN206470269U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107764325A (en) * | 2017-10-13 | 2018-03-06 | 南京力通达电气技术有限公司 | A kind of transformer wall-hanging comprehensive on-line monitoring apparatus |
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