CN114300242B - Oil immersed transformer with high-load oil drain mechanism - Google Patents
Oil immersed transformer with high-load oil drain mechanism Download PDFInfo
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- CN114300242B CN114300242B CN202111467738.5A CN202111467738A CN114300242B CN 114300242 B CN114300242 B CN 114300242B CN 202111467738 A CN202111467738 A CN 202111467738A CN 114300242 B CN114300242 B CN 114300242B
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- 239000000463 material Substances 0.000 claims abstract description 37
- 238000007599 discharging Methods 0.000 abstract description 13
- 239000012535 impurity Substances 0.000 description 5
- 238000001914 filtration Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The invention discloses an oil immersed transformer with a high-load oil discharging mechanism, which comprises a base, a material receiving box, an oil storage bin, a sliding groove and a clamping assembly, wherein the top of the base is fixedly provided with a transformer body, the bottom of the outer side of the transformer body is provided with an oil discharging pipe, the outer side of the oil discharging pipe is sleeved with a sleeve, the oil storage bin is arranged at the bottom of the inner side of the material receiving box, the upper part of the material receiving box is provided with a groove, the sliding groove is arranged at the top of the material receiving box, and the clamping assembly is arranged at the top of the material receiving box. This oil-immersed transformer with high load oil drain mechanism is provided with pressure sensor and oil pump, can conveniently carry to the inside insulating oil of oil storage storehouse to connect in the oil container through the oil pump to still accessible pressure sensor measures the oil drain volume, so that the later stage can correspond the oil drain and carry out the oil filling, has solved current transformer and has inconvenient to place the oil container when the oil drain, and inconvenient problem that detects the oil mass after the oil drain.
Description
Technical Field
The invention relates to the technical field of oil immersed transformers, in particular to an oil immersed transformer with a high-load oil discharging mechanism.
Background
The oil immersed transformer takes oil as a main insulating means of the transformer and depends on the oil as a cooling medium, is a novel high-performance transformer with more reasonable structure and better performance, is one of important equipment in power supply and distribution systems of industrial and mining enterprises and civil buildings, and is easy to cause the phenomenon of excessive or insufficient oil addition in later oil supplementing because the oil immersed transformer has oil leakage and overflows in the internal insulating oil under the condition of high temperature and high load in summer, so that potential safety hazards caused by oil leakage are avoided, manual oil drainage is needed, but an oil drainage port is usually arranged at the bottom of the transformer, so that an oil receiving container is inconvenient to place during oil drainage, the oil quantity is inconvenient to detect after the oil drainage, and the phenomenon of excessive or insufficient oil is easy to occur during later oil supplementing.
Disclosure of Invention
The invention aims to provide an oil immersed transformer with a high-load oil discharging mechanism, so as to solve the problems that the oil immersed transformer is inconvenient to place an oil container during oil discharging and is inconvenient to detect the oil amount after oil discharging.
In order to achieve the above purpose, the present invention provides the following technical solutions: an oil immersed transformer with a high-load oil discharging mechanism comprises a base, a material receiving box, an oil storage bin, a chute and a clamping assembly,
the top of the base is fixedly provided with a transformer body, the bottom of the outer side of the transformer body is provided with an oil drain pipe, the outer side of the oil drain pipe is sleeved with a sleeve, and the outer side of the sleeve is provided with a first connecting pipe;
a second connecting pipe is arranged at one end of the bottom of the material receiving box and connected with the first connecting pipe, and a controller is arranged at the other end of the bottom of the material receiving box;
the oil storage bin is arranged at the bottom of the inner side of the material receiving box, and a groove is arranged above the material receiving box;
the sliding chute is arranged at the top of the material receiving box, and the surface of the sliding chute is connected with a sliding block in a sliding manner;
the clamping component is arranged at the top of the material receiving box.
Preferably, the clamping assembly comprises a screw rod, a handle, a movable block and a connecting rod, wherein the screw rod is arranged at the top of the material receiving box, the handle is fixed at the top of the screw rod, the movable block is in threaded connection with the surface of the screw rod, and two ends of the movable block are connected with the sliding block through the connecting rod.
Through adopting above-mentioned technical scheme, can conveniently carry out the centre gripping to the container under the mutually supporting between screw rod, handle, movable block and connecting rod, avoid the insulating oil in the container unrestrained.
Preferably, the inner wall of the sleeve is provided with a rubber ring, and the inside of the sleeve is provided with a filter screen.
Through adopting above-mentioned technical scheme, can conveniently filter insulating oil when the oil drain.
Preferably, the bottom of the material receiving box is provided with rollers at the periphery, and the rollers are arranged at equal intervals.
Through adopting above-mentioned technical scheme, can conveniently dismantle the removal to the workbin.
Preferably, the outer wall of the first connecting pipe and the inner wall of the second connecting pipe are both provided with threads, the first connecting pipe is in threaded connection with the second connecting pipe, and meanwhile the second connecting pipe is communicated with the oil storage bin.
Through adopting above-mentioned technical scheme, can conveniently dismantle the sleeve pipe to clear up the impurity of filtering out.
Preferably, the top of oil drain pipe is fixed with the fixed block, and the height of fixed block is higher than sheathed tube height, the top of fixed block is provided with the bolt, and the bottom of bolt is connected with the spacing groove, and the while spacing groove is seted up at sheathed tube surface.
Through adopting above-mentioned technical scheme, can conveniently fix the sleeve pipe when the oil drain under the mutually supporting between bolt and spacing groove.
Preferably, a pressure sensor is arranged at the bottom of the groove, the pressure sensor is electrically connected with the controller, and a carrier disc is arranged above the pressure sensor.
Through adopting above-mentioned technical scheme, can conveniently measure the oil drain under the cooperation between controller, pressure sensor and the year dish.
Preferably, an oil pump is arranged in the upper part of the material receiving box, two ends of the oil pump are respectively connected with the oil storage bin and the oil outlet through oil delivery pipes, and the oil outlet is arranged at the top of the groove.
By adopting the technical scheme, the filtered insulating oil can be conveniently conveyed.
Preferably, the bottom of the sliding block is fixed with a clamping plate, and the surface of the clamping plate is provided with an arc groove.
Through adopting above-mentioned technical scheme, can conveniently fix the container when the oil drain.
Compared with the prior art, the invention has the beneficial effects that: the oil immersed transformer with the high-load oil discharging mechanism,
(1) The transformer is provided with the pressure sensor and the oil pump, insulating oil conveyed to the inside of the oil storage bin can be conveniently conveyed into the oil receiving container through the oil pump, and the oil discharge amount can be measured through the pressure sensor, so that the oil can be supplemented corresponding to the oil discharge amount in the later period, and the problems that the conventional transformer is inconvenient to place the oil receiving container during oil discharge and is inconvenient to detect the oil amount after oil discharge are solved;
(2) The sleeve and the filter screen are arranged, so that insulating oil discharged by the oil discharge pipe can be conveyed to the oil storage bin in the material receiving box through the sleeve arranged outside the oil discharge pipe, impurities in the insulating oil are filtered through the filter screen in the sleeve so as to be recycled, and the sleeve can be disassembled only by rotating after the oil discharge, so that residual impurities in the insulating oil can be cleaned, and the practicability of the insulating oil is improved;
(3) The screw rod and the sliding block are arranged, the screw rod is rotated to drive the movable block to ascend, and the connecting rods at two ends of the movable block drive the sliding block and the clamping plates to move in opposite directions, so that the oil receiving container can be clamped and fixed during oil discharging, insulating oil is prevented from being scattered due to the fact that the oil receiving container slides down due to vibration, and the functionality of the oil receiving container is improved;
(4) Be provided with bolt and spacing groove, through the bolt on the rotation fixed block, make its card go into in the spacing groove on sleeve pipe surface for can carry out spacingly to the sleeve pipe when the oil drain, avoid leading to sleeve pipe and oil drain pipe separation to cause insulating oil to spill because of receiving the workbin slip, stability when improving the use.
Drawings
FIG. 1 is a schematic elevational view of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1A according to the present invention;
FIG. 3 is a schematic cross-sectional view of the receiving box of the present invention;
FIG. 4 is a schematic cross-sectional view of a sleeve according to the present invention;
FIG. 5 is a schematic diagram of the front view of the material receiving box of the present invention;
FIG. 6 is a schematic top view of the splint according to the present invention;
fig. 7 is a schematic top view of the receiving box of the present invention.
In the figure: 1. base, 2, transformer body, 3, oil drain pipe, 4, sleeve pipe, 5, rubber ring, 6, filter screen, 7, first connecting pipe, 8, material receiving box, 9, gyro wheel, 10, second connecting pipe, 11, fixed block, 12, bolt, 13, spacing groove, 14, controller, 15, oil storage bin, 16, recess, 17, pressure sensor, 18, carrier plate, 19, oil pump, 20, oil pipeline, 21, oil-out, 22, spout, 23, slider, 24, splint, 25, clamping assembly, 2501, screw rod, 2502, handle, 2503, movable block, 2504, connecting rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, the present invention provides a technical solution: as shown in fig. 1, 2, 3 and 4, the top of the base 1 is fixed with a transformer body 2, an oil drain pipe 3 is arranged at the bottom of the outer side of the transformer body 2, a sleeve 4 is sleeved on the outer side of the oil drain pipe 3, a first connecting pipe 7 is arranged on the outer side of the sleeve 4, a rubber ring 5 is arranged on the inner wall of the sleeve 4, a filter screen 6 is arranged inside the sleeve 4, the sealing performance between the oil drain pipe 3 and the sleeve 4 can be improved by the rubber ring 5, and meanwhile, insulating oil can be filtered by the filter screen 6 inside the sleeve 4 when the oil is drained.
As shown in fig. 1 and 3, one end of the bottom of the material receiving box 8 is provided with a second connecting pipe 10, and the second connecting pipe 10 is connected with the first connecting pipe 7, meanwhile, the other end of the bottom of the material receiving box 8 is provided with a controller 14, rollers 9 are arranged around the bottom of the material receiving box 8, and the rollers 9 are arranged at equal intervals so as to push the material receiving box 8 to be stored indoors after oil is discharged, and damage is avoided.
As shown in fig. 2, 3 and 4, the outer wall of the first connecting pipe 7 and the inner wall of the second connecting pipe 10 are both provided with threads, and the first connecting pipe 7 and the second connecting pipe 10 are in threaded connection, and meanwhile, the second connecting pipe 10 is communicated with the oil storage bin 15, so that the sleeve 4 and the first connecting pipe 7 are disassembled after oil is discharged, and impurities filtered inside the sleeve 4 are conveniently cleaned.
As shown in fig. 1 and 2, a fixed block 11 is fixed above the oil drain pipe 3, the height of the fixed block 11 is higher than that of the sleeve 4, a bolt 12 is arranged above the fixed block 11, the bottom of the bolt 12 is connected with a limit groove 13, meanwhile, the limit groove 13 is formed in the surface of the sleeve 4, when oil is drained, the bolt 12 at the top of the fixed block 11 is rotated to be clamped into the limit groove 13 in the surface of the sleeve 4, so that the sleeve 4 can be limited and fixed, and the sleeve 4 is prevented from falling off and oil leakage caused by sliding of the material receiving box 8 when the oil is drained.
As shown in fig. 1, 3 and 5, the oil storage bin 15 is arranged at the bottom of the inner side of the material receiving box 8, the groove 16 is arranged above the material receiving box 8, the pressure sensor 17 is arranged at the bottom of the groove 16, the pressure sensor 17 is electrically connected with the controller 14, the carrier disc 18 is arranged above the pressure sensor 17, after oil is discharged, the weight of the container can be detected through the pressure sensor 17 of the model LC304, and a pressure signal is transmitted to the controller 14, so that the oil discharge amount can be obtained through the weight of insulating oil, and the oil can be accurately replenished in the later period.
As shown in fig. 3 and 5, an oil pump 19 is arranged in the upper part of the material receiving box 8, two ends of the oil pump 19 are respectively connected with an oil storage bin 15 and an oil outlet 21 through an oil delivery pipe 20, meanwhile, the oil outlet 21 is arranged at the top of the groove 16, and the insulating oil filtered by the filter screen 6 in the sleeve 4 can be discharged into the oil storage bin 15, so that the oil pump 19 can transmit the insulating oil in the oil storage bin 15 to the oil outlet 21 through the oil delivery pipe 20 and discharge the insulating oil into a container.
As shown in fig. 1, 3, 5 and 6, the chute 22 is formed at the top of the receiving box 8, the surface of the chute 22 is slidably connected with a slide block 23, the bottom of the slide block 23 is fixed with a clamping plate 24, and the surface of the clamping plate 24 is provided with an arc groove, so that the oil receiving container is clamped and fixed during oil discharging, and pollution caused by the falling of the insulating oil due to the falling of the oil receiving container is avoided.
As shown in fig. 1, 3, 5 and 7, the clamping assembly 25 is disposed at the top of the receiving box 8, the clamping assembly 25 includes a screw 2501, a handle 2502, a movable block 2503 and a connecting rod 2504, the screw 2501 is disposed at the top of the receiving box 8, the handle 2502 is fixed at the top of the screw 2501, the movable block 2503 is screwed on the surface of the screw 2501, two ends of the movable block 2503 are connected with the sliding block 23 through the connecting rod 2504, the screw 2501 is driven to rotate by rotating the handle 2502, the screw 2501 drives the movable block 2503 screwed with the screw to rise, and the sliding block 23 is driven to move in the sliding groove 22 through the connecting rod 2504 at two ends of the movable block 2503, so that the sliding block 23 drives the clamping plate 24 to move in opposite directions to clamp and fix the oil container.
Working principle: when the oil immersed transformer with the high-load oil discharging mechanism is used, firstly, an oil receiving container is placed on a carrying disc 18, a handle 2502 is rotated to drive a screw 2501 to rotate, the screw 2501 drives a movable block 2503 to ascend, a slide block 23 in two groups of slide grooves 22 and a bottom clamping plate 24 thereof are driven to move in opposite directions to clamp the oil receiving container by a connecting rod 2504 at two ends of the screw 2501, then a valve on an oil discharging pipe 3 at the bottom of the transformer body 2 is opened, insulating oil in the transformer body 2 is discharged into an oil storage bin 15 in the oil receiving box 8 after passing through a sleeve 4, insulating oil is filtered by a filter screen 6 in the sleeve 4, then an oil pump 19 can be opened to convey the insulating oil in the oil storage bin 15 to the oil receiving container through an oil conveying pipe 20, a proper amount of insulating oil is discharged to rotate the handle 2502 to drive the screw 2501 to rotate, the screw 2501 drives the movable block 2503 to descend, the movable block 2503 drives the two groups of sliding blocks 23 to move back and slide in the sliding groove 22 through the connecting rod 2504, the clamping plate 24 at the bottom of the sliding blocks 23 is separated from the oil receiving container, then the oil discharge amount can be measured through the pressure sensor 17 at the bottom of the loading disc 18, the weight is recorded through the controller 14, when the impurities remained after the filtration in the sleeve 4 are required to be cleaned, the bolts 12 above the fixed block 11 are rotated to separate from the limiting grooves 13 on the surface of the sleeve 4, the material receiving box 8 is pushed to drive the sleeve 4 to separate from the oil discharge pipe 3 at the bottom of the transformer body 2, the sleeve 4 is rotated to separate the first connecting pipe 7 at the outer side of the sleeve from the second connecting pipe 10 at the bottom of the material receiving box 8, the sleeve 4 can be disassembled and cleaned, the later reutilization is facilitated, the whole operation is completed, and what is not described in detail in this specification is prior art known to those skilled in the art.
The terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for descriptive simplicity and convenience only and not as an indication or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated for a particular orientation, based on the orientation or positional relationship illustrated in the drawings, and thus should not be construed as limiting the scope of the present invention.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (5)
1. An oil-immersed transformer with high-load oil drain mechanism, includes base (1), connects workbin (8), oil storage storehouse (15), spout (22) and clamping component (25), its characterized in that:
the transformer is characterized in that the top of the base (1) is fixedly provided with a transformer body (2), the bottom of the outer side of the transformer body (2) is provided with an oil drain pipe (3), the outer side of the oil drain pipe (3) is sleeved with a sleeve (4), and the outer side of the sleeve (4) is provided with a first connecting pipe (7);
the bottom end of the material receiving box (8) is provided with a second connecting pipe (10), the second connecting pipe (10) is connected with the first connecting pipe (7), the other end of the bottom of the material receiving box (8) is provided with a controller (14) at the same time, an oil pump (19) is arranged in the upper part of the material receiving box (8), two ends of the oil pump (19) are respectively connected with an oil storage bin (15) and an oil outlet (21) through an oil conveying pipe (20), and the oil outlet (21) is arranged at the top of the groove (16);
the oil storage bin (15) is arranged at the bottom of the inner side of the material receiving box (8), a groove (16) is formed in the upper side of the material receiving box (8), a pressure sensor (17) is arranged at the bottom of the groove (16), the pressure sensor (17) is electrically connected with the controller (14), and a carrying disc (18) is arranged above the pressure sensor (17);
the chute (22) is arranged at the top of the material receiving box (8), and the surface of the chute (22) is connected with a sliding block (23) in a sliding way;
the utility model discloses a clamping assembly, including material receiving box (8), clamping assembly (25) are including screw rod (2501), handle (2502), movable block (2503) and connecting rod (2504), screw rod (2501) set up at the top of material receiving box (8), and the top of screw rod (2501) is fixed with handle (2502), movable block (2503) threaded connection is on screw rod (2501) surface, and the both ends of movable block (2503) are connected with slider (23) through connecting rod (2504), the bottom of slider (23) is fixed with splint (24), and the arc groove has been seted up on the surface of splint (24).
2. An oil immersed transformer with high load drain mechanism according to claim 1, wherein: the inner wall of sleeve pipe (4) is provided with rubber circle (5), and the inside of sleeve pipe (4) is provided with filter screen (6).
3. An oil immersed transformer with high load drain mechanism according to claim 1, wherein: the bottom periphery of the material receiving box (8) is provided with rollers (9), and the rollers (9) are arranged at equal intervals.
4. An oil immersed transformer with high load drain mechanism according to claim 1, wherein: the outer wall of the first connecting pipe (7) and the inner wall of the second connecting pipe (10) are both provided with threads, the first connecting pipe (7) and the second connecting pipe (10) are in threaded connection, and meanwhile the second connecting pipe (10) is communicated with the oil storage bin (15).
5. An oil immersed transformer with high load drain mechanism according to claim 1, wherein: the top of oil drain pipe (3) is fixed with fixed block (11), and the height of fixed block (11) is higher than the height of sleeve pipe (4), the top of fixed block (11) is provided with bolt (12), and the bottom of bolt (12) is connected with spacing groove (13), and the surface at sleeve pipe (4) is seted up in spacing groove (13) simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111467738.5A CN114300242B (en) | 2021-12-03 | 2021-12-03 | Oil immersed transformer with high-load oil drain mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111467738.5A CN114300242B (en) | 2021-12-03 | 2021-12-03 | Oil immersed transformer with high-load oil drain mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114300242A CN114300242A (en) | 2022-04-08 |
| CN114300242B true CN114300242B (en) | 2023-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111467738.5A Active CN114300242B (en) | 2021-12-03 | 2021-12-03 | Oil immersed transformer with high-load oil drain mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN114300242B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206947122U (en) * | 2017-07-28 | 2018-01-30 | 国家电网公司 | Oil immersed type station local coordinate frame repairing dolly |
| CN109637778A (en) * | 2019-01-13 | 2019-04-16 | 西华大学 | A kind of Repair of Transformer oil mass cooperative control device |
| CN212516847U (en) * | 2020-06-24 | 2021-02-09 | 江苏中驰电力设备有限公司 | Oil-immersed transformer convenient to oil drainage decontaminates |
-
2021
- 2021-12-03 CN CN202111467738.5A patent/CN114300242B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206947122U (en) * | 2017-07-28 | 2018-01-30 | 国家电网公司 | Oil immersed type station local coordinate frame repairing dolly |
| CN109637778A (en) * | 2019-01-13 | 2019-04-16 | 西华大学 | A kind of Repair of Transformer oil mass cooperative control device |
| CN212516847U (en) * | 2020-06-24 | 2021-02-09 | 江苏中驰电力设备有限公司 | Oil-immersed transformer convenient to oil drainage decontaminates |
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| Publication number | Publication date |
|---|---|
| CN114300242A (en) | 2022-04-08 |
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