CN118692780B - An outdoor high and low voltage power transformer with protective structure - Google Patents
An outdoor high and low voltage power transformer with protective structure Download PDFInfo
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- CN118692780B CN118692780B CN202411186464.6A CN202411186464A CN118692780B CN 118692780 B CN118692780 B CN 118692780B CN 202411186464 A CN202411186464 A CN 202411186464A CN 118692780 B CN118692780 B CN 118692780B
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- 230000001681 protective effect Effects 0.000 title claims abstract description 8
- 238000001816 cooling Methods 0.000 claims abstract description 60
- 230000017525 heat dissipation Effects 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims description 43
- 239000002699 waste material Substances 0.000 claims description 37
- 238000007872 degassing Methods 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 18
- 230000008569 process Effects 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 4
- 238000013022 venting Methods 0.000 abstract description 4
- 238000004880 explosion Methods 0.000 abstract 1
- 238000007599 discharging Methods 0.000 description 11
- 238000009434 installation Methods 0.000 description 10
- 230000000903 blocking effect Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 208000002173 dizziness Diseases 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Classifications
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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
- H01F27/02—Casings
- H01F27/022—Encapsulation
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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
- H01F27/02—Casings
- H01F27/025—Constructional details relating to cooling
-
- 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
- H01F27/085—Cooling by ambient air
-
- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase AC
- H01F38/24—Voltage transformers
- H01F38/26—Constructions
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transformer Cooling (AREA)
Abstract
本发明提供一种具有防护结构的户外高低压电力互感器，属于电力互感器技术领域。包括箱体，所述箱体的内侧设置有互感器，所述箱体的内侧对称设置有两组滑动块，两组所述滑动块之间连接有操作杆，所述箱体的外侧等角度分布设置有散热孔，所述箱体的一侧设置有开合架。本发明通过设置箱体对互感器进行保护，对互感器的防护性强，散热效果好，同时箱体内设置有泄气组件，对互感器内部的冷却油储存腔进行泄气，使腔内不再保持封闭环境，避免在更换冷却油时，因电气元器件运行产生的高温，造成内外侧气压不平衡，避免冷却油流出速度慢，减轻工作人员的劳动负担，同时，防止冷却油排放过程中管路受到气压挤压而产生炸裂损坏。
The present invention provides an outdoor high and low voltage power transformer with a protective structure, belonging to the technical field of power transformers. It comprises a box, a transformer is arranged on the inner side of the box, two groups of sliding blocks are symmetrically arranged on the inner side of the box, an operating rod is connected between the two groups of sliding blocks, heat dissipation holes are arranged on the outer side of the box at equal angles, and an opening and closing frame is arranged on one side of the box. The present invention protects the transformer by arranging a box, has strong protection for the transformer, and has good heat dissipation effect. At the same time, a venting component is arranged in the box to vent the cooling oil storage cavity inside the transformer, so that the cavity no longer maintains a closed environment, avoids the high temperature generated by the operation of electrical components when replacing the cooling oil, causes an imbalance of air pressure inside and outside, avoids the slow outflow speed of the cooling oil, reduces the labor burden of the staff, and at the same time, prevents the pipeline from being squeezed by air pressure during the cooling oil discharge process and causing explosion damage.
Description
Technical Field
The invention relates to the technical field of power transformers, in particular to an outdoor high-voltage power transformer with a protection structure.
Background
The voltage transformer is used for measuring high voltage, is usually used in a power transmission system, and has the basic function of reducing the high voltage to a measurable range so as to carry out detection and control, the voltage transformer comprises a plurality of parts such as an iron core, a winding, an insulating sleeve and the like, the transformer principle is also the working principle of the current transformer, a certain amount of insulating oil is usually injected into the voltage transformer, the oil mainly has the function of insulation so as to ensure the working safety and stability of the transformer, the oil in the voltage transformer also has the function similar to a coolant, and the property of an insulating material is reduced if heat cannot be timely removed during working, so that the service life of the equipment is shortened, and therefore, the oil is injected into the transformer to serve as the coolant, so that the winding and the insulating sleeve are kept in a proper temperature range, and the service life and the stability of the equipment are ensured.
The voltage transformer is installed outdoors, the heat dissipation problem is considered, no protection measures are arranged outside the voltage transformer, the external temperature in a hot area is high, the sunlight intensity is high, after long-term use, the service life of internal cooling oil of the voltage transformer is reduced, workers are required to replace and supplement the cooling oil in an untimely manner, when the cooling oil is replaced conventionally, an oil drain valve is opened at first, old oil is drained completely, then new cooling oil is injected into the voltage transformer, but a pressure difference exists between the existing voltage transformer and the outside, the cooling oil is inconvenient and fast to drain, meanwhile, the outflow speed of the cooling oil is low, the transformer has high temperature, the external working environment is also very high temperature in summer, direct scalding oil is replaced, dizziness and uncomfortable feeling of the workers are easily caused in the very narrow and small environment, even when the cooling oil is replaced sometimes, permanent scalding or unexpected falling of the bodies of the workers is caused.
Meanwhile, the high temperature generated in the use of the transformer is easy to cause the pressure loss of the inner cavity and the outer cavity of the transformer in a high temperature state when the cooling oil is replaced, so that the pipeline is easy to be damaged, if the transformer is cooled down after the power failure, the power failure time is prolonged, and the power failure operation efficiency is low.
Disclosure of Invention
The invention aims to solve the technical problems of providing an outdoor high-low voltage power transformer with a protective structure, which is used for solving the problems that the existing transformer is inconvenient to discharge cooling oil quickly, meanwhile, the outflow speed of the cooling oil is low, the transformer has high temperature, the external working environment is also at very high temperature in summer, and the transformer is directly put into scalding oil for replacement, and because the installation position of the transformer is relatively narrow, the transformer works in a very narrow and high-position environment, the dizziness and uncomfortable feeling of workers are easily caused in a high-temperature state, and even accidents such as permanent scalding or falling to the bodies of the workers sometimes happen when the cooling oil is replaced; meanwhile, the high temperature generated in the use of the transformer is easy to cause the pressure loss of the inner cavity and the outer cavity of the transformer in a high temperature state when the cooling oil is replaced, so that the pipeline is easy to be damaged, if the transformer is cooled down after the power failure, the power failure time is prolonged, and the efficiency of the power failure operation is low.
In order to solve the technical problems, the invention provides the following technical scheme:
The utility model provides an outdoor high-low voltage power transformer with protective structure, includes the box, the inboard of box is provided with the transformer, the inboard symmetry of box is provided with two sets of sliding blocks, two sets of be connected with the action bars between the sliding blocks, the outside equiangular distribution of box is provided with the louvre, one side of box is provided with the frame that opens and shuts, the inboard bottom of box is provided with radiator fan, still includes the bleeder assembly, bleeder assembly installs the top of transformer, bleeder assembly is used for carrying out bleeder to the cooling oil in the transformer, makes the cooling oil discharge fast, and the subassembly is discharged, the subassembly is discharged to the subassembly is installed one side of box, the subassembly is used for discharging the cooling oil in the transformer, the auxiliary assembly is installed in one side the outside of sliding block, the auxiliary assembly is used for supplementary filling cooling oil, and the subassembly is changed to be installed one side of discharging the subassembly, the subassembly is used for carrying out the heat dissipation with the inside of new cooling oil reentrant transformer.
Optionally, the air leakage component comprises a thread sleeve, the thread sleeve is installed on one side of the top of the transformer, the thread sleeve rotates on a top support of the transformer, the top of the thread sleeve is connected with a belt pulley group, and the end part of another belt pulley in the belt pulley group is connected with a bevel gear group.
Optionally, the bevel gear group is installed on the inner wall support of box, the output of another bevel gear is connected with gear one in the bevel gear group, gear one's end connection has the pivot, the pivot runs through the lateral wall setting of box, and the pivot is connected with the connecting rod lateral wall of frame that opens and shuts, gear one and rack one intermesh, the tip of rack one is connected with the tip that corresponds one side sliding block through the connecting rod, the inboard threaded connection of thread bush has the screw thread closure, the surface spiral of screw thread closure is encircleed and is provided with the gas pocket.
Optionally, the discharge assembly includes the waste liquid case, the waste liquid case is installed one side of box, one side of waste liquid case is connected with the check valve, the check valve is linked together with the mutual-inductor through the pipeline, the bottom of waste liquid case is provided with the leakage fluid dram, the inboard nestification of waste liquid case has piston board one.
Optionally, the piston plate one slides in the inboard of waste liquid case, the top of piston plate one is connected with installation pole one, installation pole one is through the top setting of waste liquid case, the inboard symmetry of installation pole one is nested has two sets of joint boards, every group the joint board slides in the inboard inslot of installation pole one, the tail end connection of joint board has the connecting plate.
Optionally, a rotating disc is connected between the connecting plates, the two groups of connecting plates rotate on two sides of the rotating disc, the top of the rotating disc is connected with a rotating rod, the rotating rod is nested on the inner side of the first installation rod, and the rotating rod rotates on the inner side of the first installation rod.
Optionally, the auxiliary assembly includes rack two, rack two installs in one side the outside of sliding block, rack two and gear two intermesh, gear two rotates on the inner wall of box, gear two and rack three intermesh, rack three slides on the lateral wall of box, one side of rack three is connected with the collar through the connecting rod.
Optionally, the collar cover is established the outside of installation pole one, the inboard symmetry of collar is provided with two sets of elastic telescopic links, every group elastic telescopic link equidistance distribution is provided with a plurality ofly on the inner wall of collar, and the end connection of every elastic telescopic link has the joint piece, the joint piece contacts with the latch of joint board each other, the outside of collar is connected with the contact lever.
Optionally, the replacement component comprises a storage box, the storage box is installed on one side of the waste liquid box, a second piston plate is nested on the inner side of the storage box, the second piston plate slides on the inner side of the storage box, and a second mounting rod is connected to the top of the second piston plate.
Optionally, the contact block is installed to the inboard of installation pole two, contact block and contact pole contact each other, the trailing end connection of contact block has the slide bar, the slide bar runs through the lateral wall setting of installation pole two, one side of bin is provided with the filler, the bottom of bin is linked together through pipeline and mutual-inductor.
Compared with the prior art, the invention has at least the following beneficial effects:
In the above-mentioned scheme, through pushing down the action bars, can open the frame that opens and shuts of box fast, make things convenient for operating personnel to overhaul the transformer, protect the transformer through setting up the box, strong to the protectiveness of transformer, simultaneously at the transformer operation in-process, radiator fan dispels the heat to the transformer through rotating, the steam of transformer can be through the louvre discharge, the radiating effect is good, the box still has the effect of preventing suntan and rain, improves voltage transformer's life.
Through the inside subassembly that is provided with of box, when through pushing down the action bars, make the gas pocket on the screw thread shutoff lateral wall expose the top screw hole of mutual-inductor above, the cooling oil that is inside to the mutual-inductor stores the chamber and carries out the air release, makes the intracavity no longer keep the enclosed environment, avoids because of the high temperature that the operation of electrical components produced, causes inside and outside atmospheric pressure unbalanced, avoids cooling oil outflow speed slow, simultaneously, prevents that the cooling oil emission in-process pipeline from receiving the atmospheric pressure extrusion and producing the burst damage.
Through the inside emission subassembly that is provided with of box, when upwards pulling up the action bars, through the negative pressure that piston plate one was upwards slided and is produced in the waste liquid incasement side, make the inside cooling oil of transformer get into the pipeline, the inside of flowing into the waste liquid case through the check valve, can cooperate the gas release subassembly to discharge the inside cooling oil of transformer fast, simultaneously through changing the subassembly, downwardly squeeze the cooling oil, make the cooling oil get into inside the transformer through the pipeline of bin bottom, can supply the cooling oil fast to the inside of transformer, avoid changing the cooling oil in-process, the staff is in under the high temperature environment for a long time, improve the oil supplementing efficiency, improve change efficiency, alleviate staff's work burden, make the staff through manual lifting or push down the action bars can realize oil drain and oiling operation, the convenience when having improved the cooling oil of change, avoided because the mounted position of transformer is relatively narrow and small, the position is higher, work in very narrow and small and the environment that the position is high easily causes under the high temperature state, staff's dizziness and uncomfortable sense, stop taking place to cause permanent scald or unexpected emergence such as fall to staff's health.
Drawings
The accompanying drawings, which are incorporated herein and form a part of the specification, illustrate embodiments of the present invention and, together with the description, further serve to explain the principles of the invention and to enable a person skilled in the pertinent art to make and use the invention.
Fig. 1 is a schematic diagram of a three-dimensional structure of an outdoor high-low voltage power transformer with a protective structure;
fig. 2 is a perspective structural sectional view of an outdoor high-low voltage power transformer with a protective structure;
FIG. 3 is a schematic diagram of an assembled three-dimensional structure of a box body, a heat dissipation hole and an opening and closing frame;
FIG. 4 is a schematic perspective view of a venting assembly;
FIG. 5 is a schematic view of a screw thread block and air vent assembly perspective;
FIG. 6 is a schematic perspective view of a drain assembly;
FIG. 7 is an enlarged view of the perspective structure at A in FIG. 6;
FIG. 8 is a schematic perspective view of an auxiliary assembly;
FIG. 9 is a schematic perspective view of a drain assembly and auxiliary assembly;
FIG. 10 is a schematic perspective view of a replacement assembly;
FIG. 11 is an enlarged view of the perspective structure at B in FIG. 9;
Fig. 12 is a schematic perspective view of an assembly of the venting assembly, the auxiliary assembly and the replacement assembly.
Reference numerals:
1. A case; 2. a transformer; 3. a sliding block; 4. an operation lever; 5. a venting assembly; 51. a thread sleeve; 52. a belt pulley set; 53. a bevel gear set; 54. a first gear; 540. a rotating shaft; 55. a first rack; 56. a thread block; 57. air holes; 6. a discharge assembly; 61. a waste liquid tank; 62. a one-way valve; 63. a liquid outlet; 64. a first piston plate; 65. a first mounting rod; 66. a clamping plate; 67. a connecting plate; 68. a rotating disc; 69. a rotating rod; 7. an auxiliary component; 71. a second rack; 72. a second gear; 73. a third rack; 74. a mounting ring; 75. an elastic telescopic rod; 76. a clamping block; 77. a contact lever; 8. replacing the assembly; 81. a storage tank; 82. a second piston plate; 83. a second mounting rod; 84. a contact block; 85. a slide bar; 86. a filler neck; 9. a heat radiation hole; 10. an opening and closing frame; 11. a heat radiation fan.
Specific structures and devices are labeled in the drawings to enable clear implementation of embodiments of the invention, but this is merely illustrative and is not intended to limit the invention to the specific structures, devices and environments that may be modified or adapted by those of ordinary skill in the art, based on the specific needs.
Detailed Description
The outdoor high-voltage power transformer with the protection structure provided by the invention is described in detail below with reference to the accompanying drawings and specific embodiments. While the invention has been described herein in terms of the preferred and preferred embodiments, the following embodiments are intended to be more illustrative, and may be implemented in many alternative ways as will occur to those of skill in the art; and the accompanying drawings are only for the purpose of describing the embodiments more specifically and are not intended to limit the invention specifically.
It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the relevant art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.
Generally, the terminology may be understood, at least in part, from the use of context. For example, the term "one or more" as used herein may be used to describe any feature, structure, or characteristic in a singular sense, or may be used to describe a combination of features, structures, or characteristics in a plural sense, depending at least in part on the context. In addition, the term "based on" may be understood as not necessarily intended to convey an exclusive set of factors, but may instead, depending at least in part on the context, allow for other factors that are not necessarily explicitly described.
It is to be understood that the meaning of "on … …", "on … …" and "over … …" in this disclosure should be read in the broadest sense so that "on … …" means not only "directly on" but also "on" something with intervening features or layers therebetween, and "on … …" or "over … …" means not only "on" or "over" something, but also may include its meaning "on" or "over" something without intervening features or layers therebetween.
Furthermore, spatially relative terms such as "under …," "under …," "lower," "above …," "upper," and the like may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may be otherwise oriented and the spatially relative descriptors used herein may similarly be interpreted accordingly.
As shown in fig. 1 to 12, an embodiment of the present invention provides an outdoor high-low voltage power transformer with a protection structure, which comprises a box 1, wherein a transformer 2 is arranged at the inner side of the box 1, two groups of sliding blocks 3 are symmetrically arranged at the inner side of the box 1, an operation rod 4 is connected between the two groups of sliding blocks 3, heat dissipation holes 9 are distributed at equal angles at the outer side of the box 1, an opening and closing frame 10 is arranged at one side of the box 1, a heat dissipation fan 11 is arranged at the bottom of the inner side of the box 1, and the outdoor high-low voltage power transformer further comprises a gas leakage component 5, the gas leakage component 5 is arranged at the top of the transformer 2, the gas leakage component 5 is used for discharging cooling oil in the transformer 2 so as to enable the cooling oil to be discharged rapidly, a discharging component 6 is arranged at one side of the box 1, and the discharging component 6 is used for discharging the cooling oil in the transformer 2; the auxiliary assembly 7, auxiliary assembly 7 installs in the outside of one side sliding block 3, and auxiliary assembly 7 is used for supplementary filling cooling oil, changes subassembly 8, changes the subassembly 8 and installs in one side of discharging the subassembly 6, changes the subassembly 8 and is used for the new cooling oil to refill into the inside of mutual-inductor 2 and dispel the heat.
As shown in fig. 4 to 5, the air leakage assembly 5 includes a screw sleeve 51, the screw sleeve 51 is installed at one side of the top of the transformer 2, the screw sleeve 51 rotates on the top support of the transformer 2, the top of the screw sleeve 51 is connected with a pulley group 52, the end of another pulley in the pulley group 52 is connected with a bevel gear group 53, the bevel gear group 53 is installed on the inner wall support of the box 1, the output end of another bevel gear in the bevel gear group 53 is connected with a first gear 54, the end of the first gear 54 is connected with a rotating shaft 540, the rotating shaft 540 penetrates through the side wall of the box 1, the rotating shaft 540 is connected with the side wall of the connecting rod of the opening and closing frame 10, the first gear 54 is meshed with the first rack 55, the end of the first rack 55 is connected with the end of the sliding block 3 at the corresponding side through the connecting rod, the inner side of the screw sleeve 51 is connected with a screw block 56, the surface of the screw block 56 is spirally provided with air holes 57, by arranging the air leakage component 5, when an operator overhauls, the operator manually presses down the operating rod 4 to enable the sliding block 3 to slide on the inner side of the box body 1, the first rack 55 moves downwards to be meshed with the first gear 54, the first gear 54 rotates, the first gear 54 drives the rotating shaft 540 to rotate, the rotating shaft 540 drives the opening and closing frame 10 to overturn through rotation, the opening and closing frame 10 is enabled to overturn and open on one side of the box body 1, the operator is convenient to overhauls the transformer 2, the first gear 54 drives the bevel gear set 53 to carry out meshing rotation through the connecting rod in the rotating process, the pulley set 52 follows rotation, one pulley in the pulley set 52 drives the threaded sleeve 51 to rotate on the top of the transformer 2, the threaded blocking block 56 limits in the rotating process through a threaded hole on the top of the transformer 2, the threaded blocking block 56 moves upwards through threaded engagement with the threaded sleeve 51, the air holes 57 on the side wall of the thread blocking block 56 are exposed above the top threaded hole of the transformer 2, so that the cooling oil storage cavity inside the transformer 2 is deflated, the cavity is not kept in a closed environment any more, and the pipeline damage caused by inconsistent internal and external air pressure in the process of discharging the cooling oil is prevented;
As shown in fig. 6 to 7, the discharging unit 6 includes a waste liquid tank 61, the waste liquid tank 61 is mounted at one side of the tank 1, one side of the waste liquid tank 61 is connected with a check valve 62, the check valve 62 is communicated with the transformer 2 through a pipeline, a liquid outlet 63 is arranged at the bottom of the waste liquid tank 61, a first piston plate 64 is nested inside the waste liquid tank 61, the first piston plate 64 slides inside the waste liquid tank 61, a first mounting rod 65 is connected to the top of the first piston plate 64, the first mounting rod 65 penetrates through the top of the waste liquid tank 61, two groups of clamping plates 66 are symmetrically nested inside the first mounting rod 65, each group of clamping plates 66 slides in an inner groove of the first mounting rod 65, a connecting plate 67 is connected at the tail end of the clamping plates 66, a rotary disk 68 is connected between the connecting plates 67, the two groups of connecting plates 67 rotate at two sides of the rotary disk 68, a rotary rod 69 is connected to the top of the rotary disk 68, the rotating rod 69 is nested inside the first mounting rod 65, the rotating rod 69 rotates inside the first mounting rod 65, the first mounting rod 65 drives the first piston plate 64 to move upwards through the arrangement of the discharging component 6, cooling oil inside the transformer 2 enters a pipeline through negative pressure generated by upward sliding of the first piston plate 64 inside the waste liquid tank 61, flows into the waste liquid tank 61 through the one-way valve 62, cooling oil cannot flow back into the transformer 2 due to the one-way conductivity of the one-way valve 62, after all cooling oil inside the transformer 2 enters the waste liquid tank 61, an operator manually rotates the rotating rod 69 to drive the two side connecting plates 67 to rotate, pulls the corresponding clamping plates 66 to move in the inner sliding grooves of the first mounting rod 65 towards the direction close to the rotating plate 68, opens the liquid outlet 63, and manually lifts the operating rod 4, the first mounting rod 65 drives the first piston plate 64 to move downwards, and extrudes the cooling oil in the waste liquid tank 61, so that the cooling oil is discharged from the liquid outlet 63 to a designated waste liquid treatment device, and the cooling oil in the transformer 2 can be rapidly discharged by being rapidly matched with the air leakage assembly 5, thereby improving the replacement efficiency;
as shown in fig. 8 to 12, the auxiliary assembly 7 includes a second rack 71, the second rack 71 is mounted on the outer side of the sliding block 3 at one side, the second rack 71 is meshed with the second gear 72, the second gear 72 rotates on the inner wall of the box 1, the second gear 72 is meshed with the third rack 73, the third rack 73 slides on the side wall of the box 1, one side of the third rack 73 is connected with a mounting ring 74 through a connecting rod, the mounting ring 74 is sleeved on the outer side of the first mounting rod 65, two groups of elastic telescopic rods 75 are symmetrically arranged on the inner side of the mounting ring 74, a plurality of elastic telescopic rods 75 are equidistantly distributed on the inner wall of the mounting ring 74, the end part of each elastic telescopic rod 75 is connected with a clamping block 76, the clamping block 76 contacts with the clamping teeth of the clamping plate 66, the outer side of the mounting ring 74 is connected with a contact rod 77, by arranging the auxiliary assembly 7, the sliding block 3 slides downwards, the rack II 71 is driven to vertically move downwards, the gear II 72 and the rack II 71 are meshed with each other to rotate, one side of the gear II 72 is meshed with the rack III 73 to drive the rack III 73 to vertically slide upwards on the side wall of the box body 1, the rack III 73 drives the mounting ring 74 to move upwards, the contact rod 77 moves upwards in a following way, the contact surface of the contact rod 77 contacts with the contact surface of the contact block 84, the contact block 84 slides towards the inner side of the mounting rod II 83, the elastic telescopic rod 75 at the inner side of the mounting ring 74 always pushes the clamping block 76 to contact with the clamping teeth of the clamping plate 66 in the upward moving process, the clamping block 76 can drive the mounting rod I65 to synchronously move upwards through the clamping of the clamping plate 66, and the position of the mounting rod I65 cannot be interfered in the downward moving process of the mounting ring 74 when the clamping plate 66 is retracted, so that the accuracy of the device is improved;
As shown in fig. 10 to 12, the replacing assembly 8 comprises a storage box 81, the storage box 81 is mounted on one side of the waste liquid box 61, a second piston plate 82 is nested inside the storage box 81, the second piston plate 82 slides inside the storage box 81, a second mounting rod 83 is connected to the top of the second piston plate 82, a contact block 84 is mounted inside the second mounting rod 83, the contact block 84 contacts with the contact rod 77, a sliding rod 85 is connected to the tail end of the contact block 84, the sliding rod 85 penetrates through the side wall of the second mounting rod 83, a filling opening 86 is arranged on one side of the storage box 81, the bottom of the storage box 81 is communicated with the transformer 2 through a pipeline, by arranging the replacing assembly 8, an operator manually pushes the sliding rod 85 towards the inner side of the second mounting rod 83 to slide the contact block 84 from the inner groove of the second mounting rod 83, the operating rod 4 is manually lifted, the first rack 55 moves upwards, the first gear 55 is meshed with the first gear 54, the first gear 54 drives the bevel gear set 53 to rotate, the bevel gear set 53 drives the bevel gear set 52 to rotate through meshing rotation, one belt pulley of the bevel gear set 52 drives the threaded sleeve 51 to rotate, the threaded sleeve 51 moves towards the inner side of a top threaded hole of the transformer 2 through meshing with threads of the threaded block 56, the air hole 57 is blocked again, the inside of the transformer 2 is resealed, the air hole 57 is blocked again, the sliding block 3 moves upwards at the same time, the second side sliding block 3 drives the second gear 71 to move upwards, the second gear 72 and the second gear 71 are meshed to rotate, the third gear 73 moves downwards on the side wall of the box 1 through meshing with the second gear 72, the mounting ring 74 and the contact rod 77 move downwards, the contact block 84 is pushed to move downwards by the contact rod 77, the second mounting rod 83 pushes the second piston plate 82 to move downwards, the second piston plate 82 is arranged on the inner side of the storage box 81 and extrudes cooling oil downwards, so that the cooling oil enters the transformer 2 through a pipeline at the bottom of the storage box 81, and the cooling oil can be quickly supplemented into the transformer 2, so that workers are prevented from working in a high-temperature environment for a long time.
The technical scheme provided by the invention has the following working principle:
When an operator overhauls, the operator manually presses down the operating rod 4 to enable the sliding block 3 to slide on the inner side of the box body 1, the first rack 55 moves downwards to be meshed with the first gear 54, the first gear 54 rotates, the first gear 54 drives the rotating shaft 540 to rotate, the rotating shaft 540 drives the opening and closing frame 10 to overturn through rotation, the opening and closing frame 10 is enabled to overturn and open on one side of the box body 1, the operator can conveniently overhauls the transformer 2, in the running process of the transformer 2, the heat dissipation fan 11 dissipates heat of the transformer 2 through rotation, and hot air of the transformer 2 can be discharged through the heat dissipation holes 9.
In the rotation process of the first gear 54, the bevel gear group 53 is driven to be meshed and rotated through the connecting rod, the pulley group 52 is driven to rotate in a following manner, one pulley in the pulley group 52 drives the threaded sleeve 51 to rotate at the top of the transformer 2, the threaded blocking block 56 is limited in the rotation process through a threaded hole at the top of the transformer 2, the threaded blocking block 56 moves upwards through threaded meshing with the threaded sleeve 51, an air hole 57 on the side wall of the threaded blocking block 56 is exposed above the threaded hole at the top of the transformer 2, the cooling oil storage cavity inside the transformer 2 is deflated, the closed environment is not maintained in the cavity, and the pipeline damage caused by inconsistent internal and external air pressures in the cooling oil discharging process is prevented.
In the downward sliding process of the sliding block 3, the rack II 71 is driven to vertically move downwards, the gear II 72 and the rack II 71 are meshed with each other to rotate, one side of the gear II 72 is meshed with the rack III 73 to drive the rack III 73 to vertically slide upwards on the side wall of the box body 1, the rack III 73 drives the mounting ring 74 to move upwards, the contact rod 77 moves upwards in a following way, the contact surface of the contact rod 77 contacts with the contact surface of the contact block 84, the contact block 84 slides towards the inner side of the mounting rod II 83, and the elastic telescopic rod 75 at the inner side of the mounting ring 74 always pushes the clamping block 76 to contact with the clamping teeth of the clamping plate 66 in the upward moving process.
The elastic telescopic rod 75 at the inner side of the mounting ring 74 always pushes the clamping block 76 to be in contact with the clamping teeth of the clamping plate 66 in the upward moving process, so that the first mounting rod 65 drives the first piston plate 64 to move upwards, the first mounting rod 65 drives the first piston plate 64 to move upwards through negative pressure generated by upward sliding of the first piston plate 64 at the inner side of the waste liquid tank 61, cooling oil in the transformer 2 enters a pipeline, the cooling oil flows into the waste liquid tank 61 through the one-way valve 62, the cooling oil cannot flow back into the transformer 2 due to the one-way conductivity of the one-way valve 62, after all the cooling oil in the transformer 2 enters the waste liquid tank 61, an operator manually rotates the rotating rod 69, the rotating disc 68 drives the two connecting plates 67 to rotate, the corresponding clamping plate 66 is pulled to move in a direction close to the rotating disc 68 in an inner side sliding groove of the first mounting rod 65, the operating rod 4 is opened, the first mounting rod 65 drives the first piston plate 64 to move downwards through manual lifting, the cooling oil in the waste liquid tank 61 is extruded, and the cooling oil in the waste liquid tank 61 is discharged from the liquid outlet 63 to a designated waste liquid treatment device.
An operator manually pushes the sliding rod 85 towards the inner side of the second mounting rod 83 to enable the contact block 84 to slide out of the inner side groove of the second mounting rod 83, the operating rod 4 is manually lifted, the first rack 55 moves upwards, the first rack 55 and the first gear 54 are meshed with each other, the first gear 54 drives the bevel gear set 53 to rotate, the bevel gear set 53 drives the pulley set 52 to rotate through meshing rotation, one pulley of the pulley set 52 drives the threaded sleeve 51 to rotate, the threaded sleeve 51 is meshed with threads of the threaded block 56 to enable the threaded block 56 to move towards the inner side of the top threaded hole of the transformer 2, the air hole 57 is re-blocked, the inside of the transformer 2 is re-sealed, the sliding block 3 moves upwards while the air hole 57 is re-blocked, the second rack 71 is driven by the sliding block 3 on one side to move upwards, the second rack 72 and the second rack 71 are meshed with each other to rotate, the third rack 73 is meshed with the second rack 72 to move downwards on the side wall of the box 1, the mounting ring 74 and the contact rod 77 moves downwards, the contact block 84 pushes the contact block 84 downwards, the second mounting rod 83 pushes the piston plate 82 to move downwards, the second plate 82 moves downwards, the air hole 57 is re-blocked, the inside of the transformer 2 is cooled by the air hole 81, and the inside of the transformer is cooled by the air tank 81, and the inside of the tank is cooled by the air tank 81, and the inside of the air tank is cooled by the air tank 81.
The invention is intended to cover any alternatives, modifications, equivalents, and variations that fall within the spirit and scope of the invention. In the following description of preferred embodiments of the invention, specific details are set forth in order to provide a thorough understanding of the invention, and the invention will be fully understood to those skilled in the art without such details. In other instances, well-known methods, procedures, flows, components, circuits, and the like have not been described in detail so as not to unnecessarily obscure aspects of the present invention.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208753087U (en) * | 2018-09-21 | 2019-04-16 | 甘肃宏宇变压器有限公司 | An energy-saving special transformer |
| CN210200468U (en) * | 2019-09-27 | 2020-03-27 | 胡佳 | Multifunctional transformer for distribution room |
| CN210372827U (en) * | 2019-03-11 | 2020-04-21 | 深圳市润盈科技有限公司 | Two-position piston type lubricating pump |
| CN219368179U (en) * | 2023-01-06 | 2023-07-18 | 铜仁市泛特尔生物技术有限公司 | Digital display blast drying box with high sealing performance |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3492039B2 (en) * | 1995-08-24 | 2004-02-03 | 株式会社東芝 | Oil-filled stationary induction electric machine and its transportation method |
| CN116168926A (en) * | 2023-02-21 | 2023-05-26 | 华能辽宁清洁能源有限责任公司 | Oil supplementing device of oil immersed transformer |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208753087U (en) * | 2018-09-21 | 2019-04-16 | 甘肃宏宇变压器有限公司 | An energy-saving special transformer |
| CN210372827U (en) * | 2019-03-11 | 2020-04-21 | 深圳市润盈科技有限公司 | Two-position piston type lubricating pump |
| CN210200468U (en) * | 2019-09-27 | 2020-03-27 | 胡佳 | Multifunctional transformer for distribution room |
| CN219368179U (en) * | 2023-01-06 | 2023-07-18 | 铜仁市泛特尔生物技术有限公司 | Digital display blast drying box with high sealing performance |
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