CN206961635U - A kind of oil-immersed and high-voltage transformer Anti-burnout and the device for improving insulating reliability - Google Patents
A kind of oil-immersed and high-voltage transformer Anti-burnout and the device for improving insulating reliability Download PDFInfo
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- CN206961635U CN206961635U CN201720684391.2U CN201720684391U CN206961635U CN 206961635 U CN206961635 U CN 206961635U CN 201720684391 U CN201720684391 U CN 201720684391U CN 206961635 U CN206961635 U CN 206961635U
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- knockout drum
- vertical cylinder
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Abstract
The utility model discloses a kind of oil-immersed and high-voltage transformer Anti-burnout and the device of raising insulating reliability, including transformer body, centrifugal pump, knockout drum, the import of centrifugal pump and the fuel tank of transformer body are connected by first circulation pipe, the outlet of centrifugal pump and the outer wall of knockout drum are connected by second circulation pipe, the outer wall of knockout drum is fixed with the return duct being connected with the fuel tank of transformer body, the bottom of knockout drum is fixed with an outlet pipe, control valve is installed on outlet pipe, an electronic air intake valve is installed at the top of knockout drum.Its advantage is：It is practical, automaticity is high.
Description
Technical field
It the utility model is related to a kind of oil-immersed and high-voltage transformer Anti-burnout and improve the device of insulating reliability.
Background technology
Oil-immersed and high-voltage transformer is influenceed in spring and autumn by day and night temperature, can produce many temperature difference ponding, these temperature
Difference-product water is blended in transformer oil, can influence the dielectric strength of Transformer Winding, it is easy to cause transformer to burn.In view of
This, Chinese patent 201320278837.3 discloses a kind of burn-out-proof destroying device of oil-immersed and high-voltage transformer, skill to be solved
Art problem there is provided one kind can be by transformer water-oil separating, and and can is played the oil cooled oil-immersed and high-voltage transformer of transformation
Burn-out-proof destroying device；Solve technical scheme that the technical problem uses for：Including transformer, oil storage tank, transformer and oil storage tank
Between connected with centrifugal pump with oil return pipe, centrifugal pump and oil return pipe circulate the transformer oil in transformer and oil storage tank,
The fuel sucking pipe of centrifugal pump connects with the top oil-out of oil storage tank, and the oil exit pipe of centrifugal pump communicates with the oil inlet of transformer, becomes
The oil-out of depressor is connected by oil return pipe with the top oil inlet of oil storage tank, and the bottom of oil storage tank is provided with draining valve.The reality
Connected with new between transformer and oil storage tank with a centrifugal pump, the centrifugal pump makes transformer oil in transformer and oil storage tank
Between circulate, transformer oil from because of the spring and autumn temperature difference and caused by temperature difference ponding proportion it is different, the two can be in oil storage
Separation is precipitated in tank, i.e. transformer oil swims in above temperature difference ponding and is located at oil storage positioned at the top of oil storage tank, temperature difference ponding
The bottom of tank, so the fuel sucking pipe of centrifugal pump to be connected to the top of oil storage tank, ensure the change that centrifugal pump is extracted into from oil storage tank
There is no temperature difference ponding in depressor oil, oil storage pot bottom is provided with draining valve, the temperature difference ponding for being separated to oil storage pot bottom is accumulated
Discharged after tired a period of time, such transformer oil is cooled down in cyclic process, and temperature difference ponding is discharged from oil storage pot bottom, makes oil
Water separates, and ensure that the dielectric strength of Transformer Winding, avoids burning for transformer, reduce cost, ensure that production.But
It is the container that oil storage tank in the utility model is a sealing, water can cause oil storage tank to be internally formed very from oil storage tank discharge
Sky, cause water slow from the oil storage tank velocity of discharge, poor practicability.
Utility model content
Problem to be solved in the utility model is to provide a kind of oil-immersed and high-voltage transformation practical, automaticity is high
Device Anti-burnout and the device for improving insulating reliability.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：A kind of oil-immersed and high-voltage transformer
Anti-burnout and the device for improving insulating reliability, including transformer body, centrifugal pump, knockout drum, the import of the centrifugal pump with
The fuel tank of the transformer body is connected by first circulation pipe, and the outlet of the centrifugal pump and the outer wall of the knockout drum pass through
Second circulation pipe connects, and the outer wall of the knockout drum is fixed with the return duct being connected with the fuel tank of the transformer body, described
The bottom of knockout drum is fixed with an outlet pipe, and control valve is provided with the outlet pipe, it is characterised in that the knockout drum
Top is provided with an electronic air intake valve；The electronic air intake valve includes being fixed on mounting seat at the top of the knockout drum, solid
The lower vertical cylinder at the top of the mounting seat, the upper vertical cylinder being fixed at the top of the lower vertical cylinder are scheduled on, is set in the mounting seat
The air admission hole for connecting the lower vertical cylinder and knockout drum is equipped with, the internal diameter of the lower vertical cylinder is more than the interior of the upper vertical cylinder
Footpath, a valve being movable in the lower vertical cylinder is slidably provided with the upper vertical cylinder, the top of the valve is consolidated
Surely there is a vertical rack, the outer wall of the upper vertical cylinder is fixed with a motor cabinet, a motor is provided with the motor cabinet,
A rotating shaft extended in the upper vertical cylinder is connected with by shaft coupling on the output shaft of the motor, the rotating shaft
Termination is fixed with is provided with a switch-box, the switch-box with the vertical rack meshed gears, the outer wall of the knockout drum
On button groups for controlling the motor are installed, a PLC is installed in the switch-box, the PLC respectively with institute
State button groups, motor is electrically connected with.
Preferably, the device of above-mentioned oil-immersed and high-voltage transformer Anti-burnout and raising insulating reliability, wherein the valve
Door include being fixed on the circular slab of the vertical rack bottom, be set in the circular slab outer wall and with the upper vertical cylinder inwall
The elastic tape of contact.
Preferably, the device of above-mentioned oil-immersed and high-voltage transformer Anti-burnout and raising insulating reliability, wherein described point
Top from tank is fixed with an electric rotating machine by support frame, is fixed with the output shaft of the electric rotating machine and extends to described point
From the agitating shaft in tank, the outer wall of the agitating shaft is fixed with stirring vane, and the outer wall of the knockout drum is fixed with and the rotation
Rotating motor is connected in series and is used for the shift knob for controlling the electric rotating machine Push And Release.
Preferably, the device of above-mentioned oil-immersed and high-voltage transformer Anti-burnout and raising insulating reliability, wherein on described
The inwall of vertical cylinder is located at the guide plate that is fixedly arranged above of the vertical rack, is fixed with the top of the vertical rack through institute
State guide plate and the guide rod being connected with guide plate slides.
Preferably, the device of above-mentioned oil-immersed and high-voltage transformer Anti-burnout and raising insulating reliability, wherein on described
The outer wall of vertical cylinder is fixed with a bearing, and the rotating shaft passes through the inner ring of the bearing and is connected with the inner ring of the bearing.
It is of the present utility model to have the technical effect that：When opening the control valve on outlet pipe, user can beat
Open electronic air intake valve so that air, which enters, maintains pressure equilibrium in knockout drum in knockout drum so that water can smoothly from
Knockout drum is discharged so that the utility model is more practical；Motor can be controlled to rotate by button groups, and then with moving gear
Rotate, gear drives vertical rack to move up and down, and then is moved with movable valve between upper vertical cylinder and lower vertical cylinder, works as valve
When being moved in lower vertical cylinder, air can be entered in knockout drum by valve and the gap in lower vertical cylinder, which achieves
The opening of electronic air intake valve；When valve is moved in upper vertical cylinder, electronic air intake valve is closed, using above-mentioned structure, from
Dynamicization degree is high.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of electronic air intake valve in Fig. 1；
Fig. 3 is the structural representation of valve in Fig. 2；
Fig. 4 is the longitudinal sectional view of switch-box in Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, specific embodiment of the present utility model is further described, so that the utility model
Technical scheme be more readily understood and grasp.
As shown in Figure 1,2,3, 4, the device of a kind of oil-immersed and high-voltage transformer Anti-burnout and raising insulating reliability, including
Transformer body 11, centrifugal pump 12, knockout drum 13, the import of centrifugal pump 12 pass through first circulation with the fuel tank of transformer body 11
Pipe 14 connects, and first circulation pipe 14 connects with the fuel tank inner chamber of transformer body 11, and first circulation pipe 14 enters with centrifugal pump 12
The junction of mouth and the fuel tank of transformer body 11 is intended to encapsulation process.The outlet of centrifugal pump 12 and the outer wall of knockout drum 13 pass through
Second circulation pipe 15 connects, and second circulation pipe 15 connects with the inner chamber of knockout drum 13, second circulation pipe 15 and knockout drum 13, centrifugation
The junction of the outlet of pump 12 is intended to encapsulation process, and the outer wall of knockout drum 13 is fixed with what is be connected with the fuel tank of transformer body 11
Return duct 16, return duct 16 connect with the fuel tank of knockout drum 13, transformer body 11, return duct 16 and knockout drum 13, transformer
Want encapsulation process in the junction of the fuel tank of body 11.The bottom of knockout drum 13 is fixed with a water outlet connected with the inner chamber of knockout drum 13
Pipe 10, control valve 101 is installed on outlet pipe 10.
The top of knockout drum 13 is provided with an electronic air intake valve 2；Electronic air intake valve 2 pushes up including being welded on knockout drum 13
The mounting seat 21 in portion, the lower vertical cylinder 22 for being welded on the top of mounting seat 21, the upper vertical cylinder 23 for being welded on the lower vertical top of cylinder 22,
The air admission hole 24 of vertical cylinder 22 and knockout drum 13 under connection is provided with mounting seat 21, the internal diameter of lower vertical cylinder 22 is vertical more than upper
The internal diameter of cylinder 23, it is upper to be slidably provided with a valve 4 being movable in lower vertical cylinder 22, the top of valve 4 in cylinder 23 vertically
A vertical rack 25 is fixed with, the outer wall of upper vertical cylinder 23 is welded with a motor cabinet 26, is provided with motor cabinet 26 by screw
One motor 27, a rotating shaft extended in upper vertical cylinder 23 is connected with by shaft coupling 28 on the output shaft of motor 27
29, the termination of rotating shaft 29 is fixed with is provided with a switch-box 31 with the vertical meshed gears 30 of rack 25, the outer wall of knockout drum 13,
Button groups 32 for controlling motor 27 are installed on switch-box 31, a PLC33 is installed in switch-box 31, PLC33 divides
It is not electrically connected with button groups 32, motor 27.PLC33 model CPM1A-10CDR-A-V1, motor 27 use
Model 28BYJ-48-12V stepper motor.
Valve 4 in the utility model includes being welded on the circular slab 41 of the vertical bottom of rack 25, is set in circular slab 41
Outer wall and the elastic tape 42 contacted with the upper vertical inwall of cylinder 23, so design is so that the structure of valve 4 is firmer.
The top of knockout drum 13 in the utility model is fixed with an electric rotating machine 52, electric rotating machine 52 by support frame 51
Model Y180L-4, be fixed with the agitating shaft 53 extended in knockout drum 13, agitating shaft 53 on the output shaft of electric rotating machine 52
Outer wall be fixed with stirring vane 54, the outer wall of knockout drum 13, which is fixed with, to be connected in series with electric rotating machine 52 and for controlling rotation
The shift knob 55 of the Push And Release of motor 52, electric rotating machine 52 drive stirring vane 54 to rotate, can cause the oil in knockout drum 13
Water accelerates layering.
The top that the inwall of wherein upper vertical cylinder 23 is located at vertical rack 25 is welded with guide plate 61, the top of vertical rack 25
Portion, which is fixed with through guide plate 61 and the guide rod 62 that is slidably connected with guide plate 61, so design, causes vertical rack to transport up and down
It is dynamic more steady.
The outer wall of upper vertical cylinder 23 in the utility model is fixed with a bearing 100, and rotating shaft 29 passes through the inner ring of bearing 100
And be connected with the inner ring of bearing 100, so design make it that structure of the present utility model is firmer.
Certainly, it these are only preferred embodiment of the present utility model, it is non-therefore limit to patent of the present utility model
Scope, all with the utility model specification and schema content institute, simply modification and equivalent structure change for it, all should similarly wrap
It is contained within scope of patent protection of the present utility model.
Claims (5)
1. a kind of oil-immersed and high-voltage transformer Anti-burnout and improve insulating reliability device, including transformer body, centrifugal pump,
Knockout drum, the import of the centrifugal pump are connected with the fuel tank of the transformer body by first circulation pipe, the centrifugal pump
Outlet is connected with the outer wall of the knockout drum by second circulation pipe, and the outer wall of the knockout drum is fixed with and the transformer sheet
The return duct of the fuel tank connection of body, the bottom of the knockout drum is fixed with an outlet pipe, control valve is provided with the outlet pipe
Door, it is characterised in that：One electronic air intake valve is installed at the top of the knockout drum；The electronic air intake valve includes being fixed on
Mounting seat at the top of the knockout drum, the lower vertical cylinder being fixed at the top of the mounting seat, it is fixed at the top of the lower vertical cylinder
Upper vertical cylinder, the air admission hole for connecting the lower vertical cylinder and knockout drum is provided with the mounting seat, the lower vertical cylinder
Internal diameter is more than the internal diameter of the upper vertical cylinder, and one is slidably provided with the upper vertical cylinder and is movable in the lower vertical cylinder
Valve, a vertical rack is fixed with the top of the valve, the outer wall of the upper vertical cylinder is fixed with a motor cabinet, the electricity
One motor is installed on support, on the output shaft of the motor by shaft coupling be connected with one extend to it is described perpendicular
Rotating shaft in straight tube, the termination of the rotating shaft are fixed with and the vertical rack meshed gears, the outer wall peace of the knockout drum
Equipped with a switch-box, the button groups for controlling the motor are installed on the switch-box, installed in the switch-box
There are a PLC, the PLC to be electrically connected with respectively with the button groups, motor.
2. oil-immersed and high-voltage transformer Anti-burnout according to claim 1 and the device for improving insulating reliability, its feature
It is：The valve include being fixed on the circular slab of the vertical rack bottom, be set in the circular slab outer wall and with it is described
The elastic tape of upper vertical cylinder inwall contact.
3. oil-immersed and high-voltage transformer Anti-burnout according to claim 1 and the device for improving insulating reliability, its feature
It is：The top of the knockout drum is fixed with an electric rotating machine by support frame, is fixed with the output shaft of the electric rotating machine
The agitating shaft extended in the knockout drum, the outer wall of the agitating shaft are fixed with stirring vane, and the outer wall of the knockout drum is consolidated
Surely there is the shift knob for being connected in series with the electric rotating machine and being used to control the electric rotating machine Push And Release.
4. oil-immersed and high-voltage transformer Anti-burnout according to claim 1 and the device for improving insulating reliability, its feature
It is：The inwall of the upper vertical cylinder is positioned at the guide plate that is fixedly arranged above of the vertical rack, the top of the vertical rack
It is fixed with through the guide plate and the guide rod that is connected with guide plate slides.
5. oil-immersed and high-voltage transformer Anti-burnout according to claim 1 and the device for improving insulating reliability, its feature
It is：The outer wall of the upper vertical cylinder is fixed with a bearing, the rotating shaft through the bearing inner ring and with the bearing
Inner ring connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720684391.2U CN206961635U (en) | 2017-06-13 | 2017-06-13 | A kind of oil-immersed and high-voltage transformer Anti-burnout and the device for improving insulating reliability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720684391.2U CN206961635U (en) | 2017-06-13 | 2017-06-13 | A kind of oil-immersed and high-voltage transformer Anti-burnout and the device for improving insulating reliability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206961635U true CN206961635U (en) | 2018-02-02 |
Family
ID=61379972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720684391.2U Expired - Fee Related CN206961635U (en) | 2017-06-13 | 2017-06-13 | A kind of oil-immersed and high-voltage transformer Anti-burnout and the device for improving insulating reliability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206961635U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111710504A (en) * | 2020-08-18 | 2020-09-25 | 广东电网有限责任公司东莞供电局 | Oil-immersed power transformer |
-
2017
- 2017-06-13 CN CN201720684391.2U patent/CN206961635U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111710504A (en) * | 2020-08-18 | 2020-09-25 | 广东电网有限责任公司东莞供电局 | Oil-immersed power transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180202 Termination date: 20180613 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |