CN109103801A - SF6 gas insulation power device leakage plugging device and its control method - Google Patents
SF6 gas insulation power device leakage plugging device and its control method Download PDFInfo
- Publication number
- CN109103801A CN109103801A CN201811210012.1A CN201811210012A CN109103801A CN 109103801 A CN109103801 A CN 109103801A CN 201811210012 A CN201811210012 A CN 201811210012A CN 109103801 A CN109103801 A CN 109103801A
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- Prior art keywords
- gas
- sealing agent
- mode
- handle
- stirring
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Accessories For Mixers (AREA)
- Manufacturing Of Electric Cables (AREA)
Abstract
The present invention provides a kind of SF6 gas insulation power device leakage plugging device and its control method, it is characterized by comprising Filling guns, the Filling gun includes handle, trigger and gun rack, the lower end of the handle is provided with sealing agent suction line, the rear end of the gun rack is provided with SF6 gas suction pipe, the front end of gun rack is provided with nozzle, the handle inner is provided with sealing agent charge pump and gas filling pump, the sealing agent suction line is connected with the import of the sealing agent charge pump, the outlet of the sealing agent charge pump is connected by the first pipeline with the nozzle, the SF6 gas suction pipe is connected with the import of gas filling pump, the outlet of gas filling pump is connected by the second pipeline with the nozzle.Its effect is: structure is simple, easy to operate, can be realized gas compensation and quick blocking under SF6 air insulation electric power apparatus leak condition with pressure, and sealing agent perfusion is uniform, it is ensured that plugging effect.
Description
Technical field
The present invention relates to a kind of gases to leak blocking technology, in particular, being a kind of SF6 gas insulation power device leakage
Plugging device and its control method.
Background technique
SF6 gas has stronger insulation performance, therefore is widely used in high-voltage electrical equipment, universal with application,
SF6 gas insulation power device leakage problem also becomes a great problem of puzzlement power industry.
SF6 leakage will greatly reduce the insulation performance of equipment, influence the normal operation of electric system, in the prior art often
It is remedied frequently with blocking technology, a kind of SF6 air insulation electric power apparatus as disclosed in Chinese patent 200710037563.8
The blocking technology of leakage, the technology will be mixed into the mixture of nanometer powder filler material and curing agent formation in basic material, apply
It is overlying on leakage portion surface, after material part to be mixed is blotted, shape is mixed by basis material and curing agent in mix surface re-coating
At closure material, blocked by materials at two layers, promoted leakage shut-off capacity.
But it has the disadvantage that
(1) equipment is usually in band pressure condition, and directly coating sealing agent, fitting effect is undesirable;
(2) coating procedure is often manual operations, and painting amount is often uneven;
(3) it directly coats, SF6 is not supplemented inside equipment, and for the big power equipment of leakage rate, the operation in later period is imitated
Fruit is easy to produce influence.
Summary of the invention
For the defects in the prior art, it blocks and fills present invention firstly provides a kind of SF6 gas insulation power device leakage
It sets, which blocks problem for SF6 gas insulation power device leakage, can be realized the supplement of gas leakage and blocks examination
The automatic filling of agent, it is easy to operate quick, it is ensured that plugging effect.
In order to achieve the above object, specific technical solution of the present invention is as follows:
A kind of SF6 gas insulation power device leakage plugging device, key are: including Filling gun (1), the perfusion
Rifle (1) includes handle (3), trigger (2) and gun rack (4), and the lower end of the handle (3) is provided with sealing agent suction line (5), institute
The rear end for stating gun rack (4) is provided with SF6 gas suction pipe (6), the front end of gun rack (4) is provided with nozzle (7), in the handle
(3) it is internally provided with sealing agent charge pump (8) and gas filling pump (9), the sealing agent suction line (5) and the sealing agent fill
The import of note pump (8) is connected, and the outlet of the sealing agent charge pump (8) is connected by the first pipeline with the nozzle (7), described
SF6 gas suction pipe (6) is connected with the import that the gas fills pump (9), and the outlet of gas filling pump (9) is by the second pipe
Road is connected with the nozzle (7).
The device is set as gun body shape, sealing agent is drawn using the sealing agent suction line of handle, at its lower end, after gun rack
The SF6 gas suction pipe at end is drawn SF6 gas and is supplemented, that is, can guarantee the benefit of SF6 gas insulation power device leakage gas
It repays, and sealing agent automatic plugging can be utilized, easy to operate rapid, plugging effect is good.
Optionally, being uniformly mixed in order to ensure sealing agent, is provided in the lower end of the handle (3) and blocks for stirring
The agitating paddle (10) of agent is provided with the stirring motor (11) with the agitating paddle (10) axis connection in the handle (3).
Optionally, replacement blocks kit for convenience, and the lower end of the handle (3) has by screw thread detachable connection
It blocks kit (12).
Optionally, in order to easy to operate, the sealing agent charge pump (8), gas filling pump (9) and the stirring motor
(11) start and stop pass through the trigger (2) control, and power switch (12) and model selection are additionally provided on the gun rack (4)
It switchs (13), is internally provided with control circuit board (14) in the handle (3), the mode selection switch (13) includes stirring mould
Three kinds of formula, tonifying Qi mode and Sealing Mode switch states.Change the operating mode of the device by mode selection switch, so that button
When trigger action, the control of different equipment is realized.
In order to ensure plugging effect, current detection module (15), the electric current are provided on the control circuit board (14)
Detection module (15) is used to detect the output work of the sealing agent charge pump (8) or gas filling pump (9) or stirring motor (11)
Rate, and respectively according to the power threshold under different working modes control the sealing agent charge pump (8) or gas filling pump (9) or
The dwell time of stirring motor (11).
Optionally, it for the ease of the on-site test of leakage point, is equipped on the gun rack (4) infrared probe (16) and red
Outer imaging display module (17).
Optionally, in order to ensure plugging effect, perfusion mold (18), the perfusion mould are connected on the nozzle (7)
The edge of tool (18) is provided with gasket (19).
Based on above-mentioned apparatus, the present invention also provides a kind of controls of SF6 gas insulation power device leakage plugging device
Method, comprising the following steps:
S1: SF6 gas suction pipe (6) is connect with SF6 air accumulator, and by sealing agent suction line (5) and sealing agent is housed
Kit (12) connection is blocked, connection perfusion mold (18) on the nozzle (7);
S2: being tonifying Qi mode by Working mode set, pull the trigger (2), and the gas filling pump (9) passes through described
SF6 gas suction pipe (6) sucks gas from the SF6 air accumulator and to be supplemented to SF6 gas exhausted by the perfusion mold (18)
In edge power equipment;
S3: it is Sealing Mode by Working mode set, pulls the trigger (2), the sealing agent charge pump (8) passes through institute
It states sealing agent suction line (5) and draws sealing agent from the closure kit (12), and be poured in by the perfusion mold (18)
At the leakage of SF6 air insulation electric power apparatus.
Optionally, this method by the gun rack (4) Setting pattern selection switch (13) change work of device
Mode, the mode selection switch (13) includes three kinds of stirring mode, tonifying Qi mode and Sealing Mode switch states, in the hand
The lower end of handle (3) is provided with the agitating paddle (10) for stirring sealing agent, is provided in the handle (3) and the agitating paddle
(10) stirring motor (11) of axis connection, when the mode selection switch (13) is set as stirring mode, the stirring motor
(11) agitating paddle (10) rotation is driven, realizes the stirring to the sealing agent in closure kit (12).
Optionally, this method detects the sealing agent charge pump (8) or gas filling pump by current detection module (15)
(9) or the output power of stirring motor (11) different power thresholds is set, and according to different working modes respectively, and according to right
The power threshold answered controls the dwell time of the sealing agent charge pump (8) or gas filling pump (9) or stirring motor (11).
The beneficial effects of the present invention are:
Structure is simple, easy to operate, can be realized the gas compensation under SF6 air insulation electric power apparatus leak condition with pressure
And quick blocking, sealing agent perfusion are uniform, it is ensured that plugging effect, equipment carry multiple-working mode, function comparatively perfect.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar element
Or part is generally identified by similar appended drawing reference.In attached drawing, each element or part might not be drawn according to actual ratio.
Fig. 1 is the structural schematic diagram of the specific embodiment of the invention;
Fig. 2 is the structural schematic diagram of specific embodiment of the invention working condition;
Fig. 3 is the control circuit functional block diagram of the specific embodiment of the invention;
Fig. 4 is control flow chart of the invention.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solution of the present invention.Following embodiment is only used for
Clearly illustrate technical solution of the present invention, therefore be only used as example, and cannot be used as a limitation and limit protection model of the invention
It encloses.
It should be noted that unless otherwise indicated, technical term or scientific term used in this application should be this hair
The ordinary meaning that bright one of ordinary skill in the art are understood.
As depicted in figs. 1 and 2, the present embodiment discloses a kind of SF6 gas insulation power device leakage plugging device, including fills
Rifle 1 is infused, the Filling gun 1 includes handle 3, trigger 2 and gun rack 4, and the lower end of the handle 3 is provided with sealing agent suction line 5,
The rear end of the gun rack 4 is provided with SF6 gas suction pipe 6, the front end of gun rack 4 is provided with nozzle 7, inside the handle 3
It is provided with sealing agent charge pump 8 and gas filling pump 9, the import phase of the sealing agent suction line 5 and the sealing agent charge pump 8
Even, the outlet of the sealing agent charge pump 8 is connected by the first pipeline with the nozzle 7, the SF6 gas suction pipe 6 with it is described
The import of gas filling pump 9 is connected, and the outlet of gas filling pump 9 is connected by the second pipeline with the nozzle 7.In the hand
The lower end of handle 3, which is provided with the agitating paddle 10 for stirring sealing agent and has by screw thread detachable connection, blocks kit 12,
The stirring motor 11 with 10 axis connection of agitating paddle is provided in the handle 3.
In the present embodiment, the start and stop of the sealing agent charge pump 8, gas filling pump 9 and the stirring motor 11 are logical
It crosses the trigger 2 to control, power switch 12 and mode selection switch 13 is additionally provided on the gun rack 4, in the handle 3
Portion is provided with control circuit board 14, and the mode selection switch 13 is opened including stirring mode, tonifying Qi mode and three kinds of Sealing Mode
Off status.As shown in figure 3, being provided with current detection module 15 in the control circuit board 14, which is used for
The output power of the sealing agent charge pump 8 or gas filling pump 9 or stirring motor 11 is detected, and respectively according to different operating mould
Power threshold under formula controls the dwell time of the sealing agent charge pump 8 or gas filling pump 9 or stirring motor 11.
In order to adapt to the present apparatus in the working environment of various complexity, the present embodiment is also arranged on the gun rack 4 red
Outer probe 16 and infrared imaging display module 17, the connection perfusion mold 18 on the nozzle 7, the side of the perfusion mold 18
Edge is provided with gasket 19.
The present embodiment also discloses a kind of control method of SF6 gas insulation power device leakage plugging device, such as Fig. 4 institute
Show, this method mainly comprises the steps that
S1: SF6 gas suction pipe 6 is connect with SF6 air accumulator, by sealing agent suction line 5 and the closure that sealing agent is housed
Kit 12 connects, the connection perfusion mold 18 on the nozzle 7;
S2: being tonifying Qi mode by Working mode set, pulls the trigger 2, and the gas filling pump 9 passes through the SF6
Gas suction pipe 6 sucks gas and is supplemented to SF6 gas-insulated electric power by the perfusion mold 18 and sets from the SF6 air accumulator
In standby;
S3: it is Sealing Mode by Working mode set, pulls the trigger 2, the sealing agent charge pump 8 passes through the envelope
Blocking agent suction line 5 draws sealing agent from the closure kit 12, and is poured in SF6 gas-insulated by the perfusion mold 18
At the leakage of power equipment.
This method by the gun rack 4 Setting pattern select switch 13 and change the operating mode of device, the mould
It includes three kinds of stirring mode, tonifying Qi mode and Sealing Mode switch states that formula, which selects switch 13, is arranged in the lower end of the handle 3
There is the agitating paddle 10 for stirring sealing agent, the stirring motor with 10 axis connection of agitating paddle is provided in the handle 3
11, when the mode selection switch 13 is set as stirring mode, the stirring motor 11 drives the agitating paddle 10 to rotate, and realizes
Stirring to the sealing agent in the closure kit 12.
Meanwhile the present embodiment by apply this method, using current detection module 15 detect the sealing agent charge pump 8 or
The output power of gas filling pump 9 or stirring motor 11, and different power thresholds is set according to different working modes respectively, and
The dwell time of the sealing agent charge pump 8 or gas filling pump 9 or stirring motor 11 is controlled according to corresponding power threshold.
In conclusion the present embodiment provides the structure of F6 gas insulation power device leakage plugging device is simple, operation side
Just, the gas compensation and quick blocking under SF6 air insulation electric power apparatus leak condition with pressure be can be realized, sealing agent perfusion is equal
It is even, it is ensured that plugging effect.And equipment carries multiple-working mode, function comparatively perfect.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement;And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme should all cover within the scope of the claims and the description of the invention.
Claims (10)
1.SF6 gas insulation power device leakage plugging device, it is characterised in that: including Filling gun (1), the Filling gun (1)
Including trigger (2), handle (3) and gun rack (4), the lower end of the handle (3) is provided with sealing agent suction line (5), the rifle
The rear end of frame (4) is provided with SF6 gas suction pipe (6), the front end of gun rack (4) is provided with nozzle (7), in the handle (3)
It is internally provided with sealing agent charge pump (8) and gas filling pump (9), the sealing agent suction line (5) and the sealing agent are perfused
The import for pumping (8) is connected, and the outlet of the sealing agent charge pump (8) is connected by the first pipeline with the nozzle (7), the SF6
Gas suction pipe (6) is connected with the import that the gas fills pump (9), and the second pipeline is passed through in the outlet of gas filling pump (9)
It is connected with the nozzle (7).
2. SF6 gas insulation power device leakage plugging device according to claim 1, it is characterised in that: in the hand
The lower end of handle (3) is provided with the agitating paddle (10) for stirring sealing agent, is provided in the handle (3) and the agitating paddle
(10) stirring motor (11) of axis connection.
3. SF6 gas insulation power device leakage plugging device according to claim 2, it is characterised in that: the handle
(3) lower end has closure kit (12) by screw thread detachable connection.
4. SF6 gas insulation power device leakage plugging device according to claim 2, it is characterised in that: the closure
The start and stop of agent charge pump (8), gas filling pump (9) and the stirring motor (11) pass through the trigger (2) control, in institute
It states and is additionally provided with power switch and mode selection switch (13) on gun rack (4), be internally provided with control circuit in the handle (3)
Plate (14), the mode selection switch (13) include three kinds of stirring mode, tonifying Qi mode and Sealing Mode switch states.
5. SF6 gas insulation power device leakage plugging device according to claim 4, it is characterised in that: in the control
Current detection module (15) are provided on circuit board (14) processed, the current detection module (15) is for detecting the sealing agent perfusion
The output power of (8) or gas filling pump (9) or stirring motor (11) is pumped, and respectively according to the power-threshold under different working modes
Value controls the dwell time of the sealing agent charge pump (8) or gas filling pump (9) or stirring motor (11).
6. SF6 gas insulation power device leakage plugging device according to claim 4, it is characterised in that: in the rifle
Frame (4) is equipped with infrared probe (16) and infrared imaging display module (17).
7. SF6 gas insulation power device leakage plugging device described in -6 according to claim 1, it is characterised in that: described
Perfusion mold (18) is connected on nozzle (7), the edge of perfusion mold (18) is provided with gasket (19).
8. the control method of SF6 gas insulation power device leakage plugging device as described in claim 1, it is characterised in that packet
Include following steps:
S1: SF6 gas suction pipe (6) is connect with SF6 air accumulator, by sealing agent suction line (5) and the closure that sealing agent is housed
Kit (12) connection, connection perfusion mold (18) on the nozzle (7);
S2: being tonifying Qi mode by Working mode set, pull the trigger (2), and the gas filling pump (9) passes through the SF6
Gas suction pipe (6) sucks gas from the SF6 air accumulator and is supplemented to SF6 gas-insulated electricity by the perfusion mold (18)
In power equipment;
S3: it is Sealing Mode by Working mode set, pulls the trigger (2), the sealing agent charge pump (8) passes through the envelope
Blocking agent suction line (5) draws sealing agent from the closure kit (12), and is poured in SF6 gas by the perfusion mold (18)
At the leakage of body insulating power equipment.
9. the control method of SF6 gas insulation power device leakage plugging device according to claim 8, feature exist
In: by the gun rack (4) Setting pattern selection switch (13) change operating mode of device, the model selection opens
Closing (13) includes three kinds of stirring mode, tonifying Qi mode and Sealing Mode switch states, and in the lower end of the handle (3), setting is useful
In the agitating paddle (10) of stirring sealing agent, it is provided in the handle (3) and the stirring of the agitating paddle (10) axis connection electricity
Machine (11), when the mode selection switch (13) is set as stirring mode, the stirring motor (11) drives the agitating paddle
(10) it rotates, realizes the stirring to the sealing agent in closure kit (12).
10. the control method of SF6 gas insulation power device leakage plugging device according to claim 8, feature exist
In: the sealing agent charge pump (8) or gas filling pump (9) or stirring motor (11) are detected by current detection module (15)
Output power, and different power thresholds is set according to different working modes respectively, and control institute according to corresponding power threshold
State the dwell time of sealing agent charge pump (8) or gas filling pump (9) or stirring motor (11).
Priority Applications (1)
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CN201811210012.1A CN109103801B (en) | 2018-10-17 | 2018-10-17 | SF6 gas insulated power equipment leakage plugging device and control method thereof |
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CN201811210012.1A CN109103801B (en) | 2018-10-17 | 2018-10-17 | SF6 gas insulated power equipment leakage plugging device and control method thereof |
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CN109103801B CN109103801B (en) | 2020-01-14 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112768286A (en) * | 2021-01-22 | 2021-05-07 | 南京普瑞电力科技有限公司 | SF6 high-voltage circuit breaker with leakage detection and leakage repair functions |
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Also Published As
Publication number | Publication date |
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CN109103801B (en) | 2020-01-14 |
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