CN113555191A - Floating oil-immersed transformer with superposed oil pipes - Google Patents
Floating oil-immersed transformer with superposed oil pipes Download PDFInfo
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- CN113555191A CN113555191A CN202110619319.2A CN202110619319A CN113555191A CN 113555191 A CN113555191 A CN 113555191A CN 202110619319 A CN202110619319 A CN 202110619319A CN 113555191 A CN113555191 A CN 113555191A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
- H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
Abstract
The invention discloses a floating oil-immersed transformer with an overlapped oil pipe, belonging to the field of transformers, wherein a floating ball rises along with the liquid level of the blocked transformer oil and approaches a moving ball when the oil is blocked due to air pressure in the overlapped oil pipe through the arrangement of the overlapped oil pipe, the moving ball and a plurality of moving balls move due to mutual repulsive force between the moving ball and the moving ball, so that the transformer oil generates swing, the balance of the air pressure at the position is further destroyed, the blocked transformer oil is rapidly infiltrated, the condition that the oil is blocked at the overlapped section is effectively avoided, compared with the prior art, the occurrence of the condition of outward infiltration of the transformer oil is obviously reduced, the oil supplementing efficiency is improved, in addition, when the transformer oil is not infiltrated under the swing, the straight section can be manually shaken to cause the strong swing at the overlapped section, the downward leakage of the transformer oil is accelerated.
Description
Technical Field
The invention relates to the field of transformers, in particular to a floating oil-immersed transformer with an overlapped oil pipe.
Background
A Transformer (Transformer) is a device that changes an alternating-current voltage by using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil, and an iron core (magnetic core). The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer), and the like. The transformer is basic equipment for power transmission and distribution, and is widely applied to the fields of industry, agriculture, traffic, urban communities and the like.
The transformer comprises a transformer body (iron core, winding, insulation and lead), transformer oil, an oil tank, a cooling device, a pressure regulating device, a protection device (a moisture absorber, a safety air passage, a gas relay, an oil storage cabinet, a temperature measuring device and the like) and an outlet sleeve. In order to enhance the insulation and cooling conditions, the core and the windings of an oil-filled transformer are immersed together in a tank filled with transformer oil.
When the existing sealed transformer is used for supplementing oil to the oil tank, the oil tank is generally supplemented with oil through a common funnel, but when the common funnel is used for supplementing oil, the oil pipe is thin, the transformer oil is easily blocked under the action of airflow when being supplemented, so that the transformer oil is difficult to timely infiltrate, the transformer oil overflows, the transformer oil is easily wasted, and the oil supplementing efficiency is also influenced.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a floating oil-immersed transformer with an overlapped oil pipe, which is characterized in that through the arrangement of the overlapped oil pipe, when the transformer oil is blocked due to air pressure in the superposed oil pipe, the movable floating ball rises along with the liquid level of the blocked transformer oil and is close to the movable sinking ball, due to the mutual repulsive force between the movable sinking balls, the movable floating balls and the plurality of movable sinking balls move to generate the oscillation of the transformer oil, further destroying the balance of the air pressure at the position, leading the blocked transformer oil to quickly seep downwards, effectively avoiding the situation that the oil is blocked at the superposed section, compared with the prior art, the oil filling device has the advantages of obviously reducing the occurrence of the outward leakage of the transformer oil, improving the oil filling efficiency, and in addition, when the transformer oil fails to seep under the oscillation, the straight section can be manually shaken to enable the superposed section to generate the oscillation with higher strength, so that the transformer oil seepage is accelerated.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A floating oil-immersed transformer with overlapped oil pipes comprises a transformer body, wherein an oil tank is arranged in the transformer body, the overlapped oil pipes are installed at the upper end of the transformer body and are communicated with the oil tank, each overlapped oil pipe comprises a straight section and an overlapped section fixedly embedded on the straight section, an upper movable disc and a lower movable disc are respectively arranged at the upper end and the lower end of each overlapped section, the end parts of the upper movable disc and the lower movable disc are fixedly connected with the inner wall of the straight section, the end parts, close to each other, of the upper movable disc and the lower movable disc extend into the overlapped section, a plurality of movable sinking balls are uniformly distributed and fixedly connected at the lower end of the upper movable disc, a lower pull rope is fixedly connected at the middle part of the upper end of the lower movable disc, the end part, far away from the lower movable disc, of the lower pull rope is fixedly connected with a movable floating ball, and the movable floating ball rises along with the blocked transformer oil level when the transformer oil is blocked due to air pressure in the overlapped oil pipes, and then be close to the dynamic immersion ball, because with the mutual repulsion force between the dynamic immersion ball, make movable floating ball and a plurality of dynamic immersion balls take place to remove, make transformer oil produce the fluctuation, and then destroy the balance of this department's atmospheric pressure, make the transformer oil of jam ooze down fast, effectively avoid its condition that takes place the jam at coincide section department, compare in prior art, show to reduce the condition emergence of transformer oil exosmosis, improve oil supplementation efficiency, in addition, when transformer oil fails to ooze down under the fluctuation, can manually rock straight section and make the great fluctuation of intensity take place at coincide section department, the transformer oil infiltration is accelerated.
Furthermore, the straight section is a hard structure, the overlapped section is of a folded corrugated structure, when transformer oil is supplemented, the straight section can be pulled upwards to extend the overlapped section, so that the integral length of the overlapped oil pipe is effectively prolonged, when the transformer oil is blocked under the action of air pressure, the overflow path is prolonged, the overflow possibility is reduced, the overlapped section is made of transparent materials, the worker can conveniently observe the condition of the internal transformer oil, when the blockage is difficult to eliminate, the straight section can be manually shaken to enable the overlapped section to vibrate, and the transformer oil infiltration is accelerated.
Further, go up the driving disk and be the V-arrangement with driving disk down, and the pointed end of the two V-arrangement all towards coincide section one side, compare in straight structure, it has the inclined plane, effectively reduces transformer oil and takes place the condition of blockking up in last driving disk and driving disk department down.
Furthermore, the overlapping section is located at a position below the center line of the overlapping oil pipe.
Furthermore, the movable sinking ball is composed of a flexible rope and magnetic blocks connected to the end of the flexible rope, so that the magnetic blocks can move to a certain extent, when the movable floating ball moves upwards to be close to the blocked and deposited transformer oil, the movable floating ball and the magnetic blocks can move under mutually repulsive force, so that the transformer oil is moved to break the balance of air pressure at the position, the blocked transformer oil is quickly infiltrated downwards, the lower end parts of the magnetic blocks on the movable sinking ball are positioned on the same horizontal line, the magnetic blocks are positioned on the inner side of the overlapped section, the movable floating ball is close to the rear part of the overlapped section, and the movable floating ball can generate repulsive force with the magnetic blocks when moving, so that the moving effect of the transformer oil is more obvious, and the downward moving effect of the transformer oil is better.
Furthermore, move the floater including outer layer of subtracting the weight, fixed inlay outside the interior balloon of subtracting the weight center department and fixed inlay the magnetic sheet of subtracting the weight upper end portion outside, the magnetic sheet and magnetic block phase-match, the magnetic sheet is the same with the one end magnetic pole that the magnetic sheet is close to each other, makes and produces mutual repulsion force between movable floater and the magnetic sheet, is convenient for produce the effect of waving to the transformer oil that blocks up, effectively avoids it to take place the condition of blockking up in coincide section department, compares in prior art, and the condition that shows to reduce transformer oil exosmosis takes place, improves oil supplementation efficiency.
Furthermore, the lower pull rope is made of flexible materials, the length of the lower pull rope is larger than the vertical distance between the middle part of the upper end of the lower movable disc and the horizontal line where the magnetic block is located, and therefore when the movable floating ball is effectively guaranteed to float upwards along with the blocked transformer oil, the movable floating ball can be close to the magnetic block, and the transformer oil in the overlapped oil pipe is made to swing.
Furthermore, the outer weight reducing layer is made of light porous materials, air is filled in the inner sealing balloon in a saturated mode, the inner diameter of the inner sealing balloon is 2-3 times of the wall thickness of the magnetic sheets, the outer weight reducing layer is mainly used for fixing the magnetic sheets, the magnetic sheets are not prone to falling off on the movable floating ball, meanwhile, the porous structure of the outer weight reducing layer is used for reducing weight, the whole gravity of the movable floating ball is effectively guaranteed to be light, and when the transformer oil is blocked, the movable floating ball can float upwards along with the liquid level of the blocked transformer oil.
Furthermore, the movable floating ball comprises an outer sealing balloon and an inner weight reducing layer positioned in the outer sealing balloon, air is filled in a gap between the outer sealing balloon and the inner weight reducing layer in a saturated mode, a magnetic sheet is fixedly embedded at the upper end of the inner weight reducing layer, and the outer end of the magnetic sheet extends to the surface of the outer sealing balloon.
Furthermore, the inner weight reduction layer and the outer weight reduction layer are made of the same material, and the surface of the inner weight reduction layer is sealed by wrapping a sealing film, so that air is not easy to permeate into the inner weight reduction layer, the relatively plump shape of the outer sealing balloon is effectively ensured, the volume of the outer sealing balloon is not easy to reduce due to the fact that the air enters the inner weight reduction layer, and the outer sealing balloon is effectively ensured to rise along with the transformer oil.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme is through coincide oil pipe's setting, when the transformer oil jam takes place because of the atmospheric pressure in the coincide oil pipe, it rises along with the transformer oil liquid level of jam to move the floater, and then be close to the heavy ball that moves, because with the mutual repulsion force between the heavy ball that moves, it moves to make floater and a plurality of heavy ball that moves take place, make transformer oil produce and move and swing, and then destroy the balance of this department atmospheric pressure, make the transformer oil of jam ooze down fast, effectively avoid its condition that takes place the jam at coincide section department, compare in prior art, show the condition that reduces transformer oil exosmosis and take place, improve oil supplementing efficiency, in addition, when transformer oil fails to ooze down under moving, can manually rock the straight section and make the great swing of coincide section department emergence intensity, accelerate transformer oil to ooze down.
(2) The straight section is the stereoplasm structure, the coincide section is the ripple structure of rugosity, when replenishing transformer oil, can upwards stimulate straight section, make the coincide section extend, and then effectively prolong the holistic length of coincide oil pipe, make transformer oil under the atmospheric pressure effect, when taking place to block up, outside excessive route extension, reduce the possibility of overflowing, and the coincide section is made for transparent material, the staff of being convenient for observes the condition of inside transformer oil, when taking place to block up and being difficult to eliminate, can manually rock straight section messenger's coincide section department and take place vibrations, transformer oil infiltration is accelerated.
(3) Go up the driving disk and be the V-arrangement with driving disk down, and the pointed end of the two V-arrangement all towards coincide section one side, compare in straight structure, it has the inclined plane, effectively reduces transformer oil and takes place the condition of blockking up in last driving disk and driving disk department down.
(4) The movable sinking ball is composed of a flexible rope and magnetic blocks connected to the end portions of the flexible rope, the magnetic blocks can move to a certain extent, when the movable floating ball moves upwards on transformer oil blocking deposition to be close to the transformer oil, the movable floating ball and the magnetic blocks can move under mutually repulsive force, the transformer oil is made to swing, the balance of air pressure at the position is further broken, the blocked transformer oil is made to seep downwards quickly, the lower end portions of the magnetic blocks on the plurality of movable sinking balls are located on the same horizontal line, the magnetic blocks are located on the inner side of the superposition section, the movable floating ball is close to the rear portion of the superposed section, the movable floating ball can generate repulsive force with the plurality of magnetic blocks when moving, the moving swing effect of the transformer oil is further obvious, and the downward moving effect of the transformer oil is better accelerated.
(5) The movable floating ball comprises an outer weight reducing layer, an inner sealing balloon fixedly embedded at the center of the outer weight reducing layer and a magnetic sheet fixedly embedded at the upper end of the outer weight reducing layer, the magnetic sheet is matched with the magnetic sheet, one end magnetic poles of the magnetic sheet and the magnetic sheet close to each other are the same, mutual repulsive force is generated between the movable floating ball and the magnetic sheet, a swing effect is generated on blocked transformer oil conveniently, the situation that the transformer oil is blocked at the overlapped section is effectively avoided, compared with the prior art, the situation that the transformer oil is leaked outside is remarkably reduced, and the oil supplementing efficiency is improved.
(6) The lower stay cord is made of flexible materials, the length of the lower stay cord is larger than the vertical distance between the middle part of the upper end of the lower movable disk and the horizontal line where the magnetic block is located, and the magnetic block can be close to the movable floating ball when the movable floating ball floats upwards along with the blocked transformer oil, so that the transformer oil in the overlapped oil pipe is made to swing.
(7) The outer weight reducing layer is made of light porous materials, air is filled in the inner sealing balloon in a saturated mode, the inner diameter of the inner sealing balloon is 2-3 times of the wall thickness of the magnetic sheet, the outer weight reducing layer is mainly used for fixing the magnetic sheet, the magnetic sheet is not prone to falling off on the movable floating ball, meanwhile, the porous structure of the outer weight reducing layer is used for reducing weight, the integral gravity of the movable floating ball is effectively guaranteed to be light, and when the transformer oil is blocked, the movable floating ball can float upwards along with the liquid level of the blocked transformer oil.
(8) The movable floating ball comprises an outer sealing balloon and an inner weight reducing layer positioned in the outer sealing balloon, a gap between the outer sealing balloon and the inner weight reducing layer is filled with air in a saturated mode, a magnetic sheet is fixedly embedded in the upper end portion of the inner weight reducing layer, and the outer end of the magnetic sheet extends to the surface of the outer sealing balloon.
(9) The inner weight reduction layer and the outer weight reduction layer are made of the same material, and the surface of the inner weight reduction layer is sealed through the wrapping sealing film, so that air is not easy to permeate into the inner weight reduction layer, the relatively plump shape of the outer sealing balloon is effectively guaranteed, the volume of the outer sealing balloon is not easy to reduce due to the fact that the air enters the inner weight reduction layer, and the inner weight reduction layer is effectively guaranteed to ascend along with transformer oil.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic structural diagram of the front side of the present invention;
FIG. 3 is a schematic structural view of the composite tubing of the present invention;
FIG. 4 is a schematic structural view of a laminated section portion of the laminated tubing of the present invention;
FIG. 5 is a schematic drawing showing the stretched laminated tubing of the present invention;
FIG. 6 is a schematic diagram of the structure of the laminated oil pipe of the present invention when a transformer oil blockage occurs;
fig. 7 is a schematic structural view of a floating ball in embodiment 1 of the present invention;
fig. 8 is a schematic structural view of a floating ball in embodiment 2 of the present invention.
The reference numbers in the figures illustrate:
1 transformer body, 2 superimposed oil pipes, 21 straight sections, 22 superimposed sections, 3 upper movable disks, 4 lower movable disks, 5 lower pull ropes, 6 movable floating balls, 7 movable sinking balls, 61 outer weight reducing layers, 62 inner sealing balloons, 63 magnetic sheets, 81 outer sealing balloons and 82 inner weight reducing layers.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-2, a floating oil-immersed transformer with overlapped oil pipes includes a transformer body 1, an oil tank is disposed in the transformer body 1, the overlapped oil pipes 2 are mounted on the upper end of the transformer body 1, and the overlapped oil pipes 2 are communicated with the oil tank.
Referring to fig. 2-3, the laminated oil pipe 2 includes a straight section 21 and a laminated section 22 fixedly embedded on the straight section 21, the laminated section 22 is located at a position below the center line of the laminated oil pipe 2, the straight section 21 is a hard structure, the laminated section 22 is a folded corrugated structure, referring to fig. 5, when the transformer oil is replenished, the straight section 21 can be pulled upwards to extend the laminated section 22, so as to effectively extend the length of the whole laminated oil pipe 2, so that when the transformer oil is blocked under the action of air pressure, the path of the transformer oil overflowing outwards is extended, the possibility of the overflow is reduced, the laminated section 22 is made of a transparent material, so that a worker can conveniently observe the condition of the transformer oil inside, when the blockage is difficult to eliminate, the straight section 21 can be manually shaken to generate vibration at the laminated section 22, the transformer oil infiltration is accelerated, the upper movable disk 3 and the lower movable disk 4 are respectively arranged at the upper end and the lower end of the laminated section 22, go up the tip of driving disk 3 and lower driving disk 4 all with 21 inner wall fixed connection of straight section, and the both tip that are close to each other all extends to coincide section 22 in, go up driving disk 3 and lower driving disk 4 and be the V-arrangement, and the pointed end of the two V-arrangement all towards coincide section 22 one side, compare in straight structure, it has the inclined plane, effectively reduces transformer oil and takes place the condition of blockking up in last driving disk 3 and lower driving disk 4 department.
The lower end of the upper moving disk 3 is fixedly connected with a plurality of evenly distributed moving and sinking balls 7, each moving and sinking ball 7 is composed of a flexible rope and a magnetic block connected to the end of the flexible rope, please refer to fig. 6, so that the magnetic block can move to a certain extent, when the moving floating ball 6 moves on and approaches to the blocked and deposited transformer oil, under the action of mutual repulsion, the moving floating ball 6 and the magnetic block can both move, so that the transformer oil generates moving oscillation, the balance of air pressure at the position is damaged, the blocked transformer oil rapidly infiltrates downwards, the lower end parts of the magnetic blocks on the moving and sinking balls 7 are positioned on the same horizontal line, the magnetic block is positioned at the inner side of the superposition section 22, the moving floating ball 6 approaches to the rear part, when the moving floating ball 6 moves, the repulsion force can be generated with the magnetic blocks, so that the moving oscillation effect of the transformer oil is more obvious, and the effect of accelerating the downward movement of the transformer oil is better.
Referring to fig. 7, a lower pull rope 5 is fixedly connected to the middle portion of the upper end of the lower movable disk 4, a movable floating ball 6 is fixedly connected to the end portion of the lower pull rope 5 far from the lower movable disk 4, the movable floating ball 6 includes an outer weight reducing layer 61, an inner sealing balloon 62 fixedly embedded in the center of the outer weight reducing layer 61, and a magnetic sheet 63 fixedly embedded in the upper end portion of the outer weight reducing layer 61, the magnetic sheet 63 is matched with the magnetic sheet, the magnetic sheet and the magnetic sheet 63 have the same magnetic pole at one end close to each other, so that a mutual repulsive force is generated between the movable floating ball 6 and the magnetic sheet, thereby facilitating the generation of a dynamic oscillation effect on the blocked transformer oil, and effectively avoiding the situation that the transformer oil is blocked at the overlapping section 22, compared with the prior art, the occurrence of the transformer oil leakage is significantly reduced, the oil supplementing efficiency is improved, the lower pull rope 5 is made of a flexible material, and the length of the lower pull rope 5 is greater than the vertical distance from the middle portion of the upper end of the lower movable disk 4 to the horizontal line where the magnetic sheet is located, when effectively guaranteeing that movable floating ball 6 floats upwards along with the transformer oil that blocks up, can be close to the magnetic path, and then make the interior transformer oil of coincide oil pipe 2 take place to swing, outer layer 61 that subtracts heavy layer is made for light porous material, and the saturated packing has the air in interior sealing balloon 62, and interior sealing balloon 62 internal diameter is 2-3 times of magnetic sheet 63 wall thickness, and outer layer 61 that subtracts heavy layer mainly is used as fixed magnetic sheet 63, makes magnetic sheet 63 be difficult for droing on movable floating ball 6, and its porous structure is used for subtracting heavy simultaneously, effectively guarantees that movable floating ball 6 is whole gravity lighter, and when transformer oil blocking up the phenomenon, movable floating ball 6 can float upwards along with the liquid level of the transformer oil that blocks up.
Example 2:
referring to fig. 8, the movable floating ball 6 includes an outer sealing balloon 81 and an inner weight reducing layer 82 located in the outer sealing balloon 81, a gap between the outer sealing balloon 81 and the inner weight reducing layer 82 is filled with air, a magnetic sheet 63 is fixedly embedded at an upper end of the inner weight reducing layer 82, an outer end of the magnetic sheet 63 extends to a surface of the outer sealing balloon 81, the inner weight reducing layer 82 and the outer weight reducing layer 61 are made of the same material, and the surface of the inner weight reducing layer 82 is sealed by wrapping a sealing film, so that air is not easy to permeate into the inner weight reducing layer 82, and a relatively full shape of the outer sealing balloon 81 is effectively ensured, so that the volume is not easy to reduce due to air entering the inner weight reducing layer 82, and the movable floating ball is effectively ensured to rise along with transformer oil.
The main difference between this embodiment and embodiment 1 is the specific structure of the movable floating ball 6, and the rest of the structure is the same as that in embodiment 1, the porous inner weight reduction layer 82 in this embodiment is located inside, and does not contact the external transformer oil, so that the transformer oil is discharged outside the movable floating ball 6, and further, compared with embodiment 1, the buoyancy in the transformer oil is larger, and the sloshing effect on the transformer oil at the blocking part is more obvious.
Through the setting of coincide oil pipe 2, when transformer oil blockked up because of the atmospheric pressure takes place in coincide oil pipe 2, move floater 6 and rise along with the transformer oil liquid level of jam, and then be close to movable sinking ball 7, because with the mutual repulsion force between the movable sinking ball 7, make movable floating ball 6 and a plurality of movable sinking balls 7 take place to remove, make transformer oil produce and move and swing, and then destroy the balance of this department atmospheric pressure, make the transformer oil of jam ooze down fast, effectively avoid it to take place the circumstances of jam in coincide section 22 department, compare in prior art, the condition that obviously reduces transformer oil exosmosis takes place, improve oil supplementing efficiency, in addition, when transformer oil fails to ooze down under the swing, can manually rock straight section 21 and make coincide section 22 department take place the great swing of intensity, transformer oil infiltration is accelerated.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a floating type oil-immersed transformer with coincide oil pipe, includes transformer body (1), be provided with the oil tank in transformer body (1), coincide oil pipe (2) are installed to transformer body (1) upper end, coincide oil pipe (2) communicate with each other its characterized in that with the oil tank: coincide oil pipe (2) are including straight section (21) and fixed coincide section (22) of inlaying on straight section (21), both ends are equipped with driving disk (3) and driving disk (4) down respectively about coincide section (22), the tip of going up driving disk (3) and driving disk (4) down all with straight section (21) inner wall fixed connection, and the two tip that is close to each other all extends to coincide section (22) in, go up a plurality of evenly distributed's of driving disk (3) lower extreme fixedly connected with heavy ball (7) of moving, stay cord (5) under driving disk (4) upper end middle part fixedly connected with down, stay cord (5) are kept away from down the tip fixedly connected with who moves floating ball (6) of driving disk (4) down in stay cord (5).
2. The floating oil-immersed transformer with the overlapped oil pipe according to claim 1, characterized in that: the straight section (21) is of a hard structure, the overlapping section (22) is of a folded corrugated structure, and the overlapping section (22) is made of transparent materials.
3. The floating oil-immersed transformer with the overlapped oil pipe according to claim 1, characterized in that: the upper moving disk (3) and the lower moving disk (4) are both V-shaped, and the pointed ends of the two V-shaped points face one side of the folding section (22).
4. The floating oil-immersed transformer with the overlapped oil pipe according to claim 1, characterized in that: the overlapping section (22) is positioned at the position below the center line of the overlapping oil pipe (2).
5. The floating oil-immersed transformer with the overlapped oil pipe according to claim 1, characterized in that: the movable sinking balls (7) are composed of flexible ropes and magnetic blocks connected to the end portions of the flexible ropes, the lower end portions of the magnetic blocks on the plurality of movable sinking balls (7) are located on the same horizontal line, and the magnetic blocks are located on the inner side of the overlapping section (22).
6. The floating oil-immersed transformer with the overlapped oil pipe according to claim 5, wherein: the movable floating ball (6) comprises an outer weight reducing layer (61), an inner sealing balloon (62) fixedly embedded in the center of the outer weight reducing layer (61) and a magnetic sheet (63) fixedly embedded in the upper end of the outer weight reducing layer (61), the magnetic sheet (63) is matched with the magnetic block, and the magnetic pole of one end of the magnetic block, which is close to the magnetic sheet (63), is the same.
7. The floating oil-immersed transformer with the overlapped oil pipe as claimed in claim 6, wherein: the lower pull rope (5) is made of flexible materials, and the length of the lower pull rope (5) is larger than the vertical distance from the middle part of the upper end of the lower moving disc (4) to the horizontal line where the magnetic blocks are located.
8. The floating oil-immersed transformer with the overlapped oil pipe as claimed in claim 7, wherein: the outer weight reducing layer (61) is made of a light porous material, the inner sealing balloon (62) is filled with air in a saturated mode, and the inner diameter of the inner sealing balloon (62) is 2-3 times of the wall thickness of the magnetic sheet (63).
9. The floating oil-immersed transformer with the overlapped oil pipe as claimed in claim 6, wherein: move floater (6) including outer balloon (81) and be located interior layer (82) of subtracting weight of outer balloon (81), the saturated packing of space between outer balloon (81) and interior layer (82) of subtracting weight has the air, interior layer (82) of subtracting weight upper end is fixed to be inlayed and is had magnetic sheet (63), magnetic sheet (63) outer end extends to outer balloon (81) surface.
10. The floating oil-immersed transformer with the overlapped oil pipe according to claim 9, wherein: the inner weight reduction layer (82) and the outer weight reduction layer (61) are made of the same material, and the surface of the inner weight reduction layer (82) is sealed by wrapping a sealing film.
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| CN203206862U (en) * | 2013-04-26 | 2013-09-25 | 中国农业科学院农田灌溉研究所 | Anti-blocking gravity type underground drip irrigation system |
| CN106935366A (en) * | 2015-12-29 | 2017-07-07 | 保定保菱变压器有限公司 | A kind of tubular type oil meter oil conservater with barrier film oil conservater |
| CN109616288A (en) * | 2018-12-21 | 2019-04-12 | 江苏源通电气有限公司 | A kind of sealed non-crystalline alloy power transformer of SBH15-M |
| CN112723650A (en) * | 2020-11-24 | 2021-04-30 | 江苏龙岱环保科技有限公司 | MBR hollow fiber membrane effluent treatment plant |
| CN112346188A (en) * | 2020-12-07 | 2021-02-09 | 朱昱雯 | Fixed point hardening type anti-bending optical cable sheath |
| CN112837913A (en) * | 2020-12-31 | 2021-05-25 | 杭州柯林电气股份有限公司 | Intelligent monitor for oil gas abnormality in transformer and control method thereof |
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| CN113555191B (en) | 2022-10-11 |
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Effective date of registration: 20220916 Address after: Xinping Street, Industrial Park, Economic Development Zone, Loudi City, Hunan Province, 417000 Applicant after: LOUDI LELIBAO ELECTRIC POWER TECHNOLOGY CO.,LTD. Address before: 075000 Building 9, xiadongying, Qiaoxi District, Zhangjiakou City, Hebei Province Applicant before: Xia Zhouyang |
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