CN110988427A - Power transformer with long service life - Google Patents
Power transformer with long service life Download PDFInfo
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- CN110988427A CN110988427A CN201911170490.9A CN201911170490A CN110988427A CN 110988427 A CN110988427 A CN 110988427A CN 201911170490 A CN201911170490 A CN 201911170490A CN 110988427 A CN110988427 A CN 110988427A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
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Abstract
The invention provides a power transformer with long service life. The power transformer with long service life comprises: a protection box; the bottom of the bottom frame is fixed to the bottom of the inner wall of the protection box, and a sliding groove is formed in the surface of the bottom frame; the bottoms of the two support frames are respectively arranged on two sides of the top of the underframe, and a connecting frame is connected between the opposite sides of the two support frames in a sliding manner; the connecting rod, two the bottom of connecting rod is fixed in respectively the both sides at the top of link, and two the surface cover of connecting rod is equipped with the rack, the top of rack is provided with the power transformer body. The power transformer with long service life provided by the invention has the advantages that the stability and reliability of long-term operation are guaranteed, the use of manpower is saved, and the service life of the power transformer is prolonged by utilizing the protection and shock absorption in the protection box and the heat dissipation and dust removal arranged at the top.
Description
Technical Field
The invention relates to the field of power transformers, in particular to a power transformer with long service life.
Background
The power transformer is an instrument for measuring by converting a large primary side current into a small secondary side current according to the electromagnetic induction principle. The current transformer is composed of a closed iron core and a winding. The primary side winding of the transformer has few turns and is connected in a circuit of the current to be measured. Therefore, all current of a line always flows through the current transformer, the number of turns of the secondary side winding is large, the secondary side winding is connected in series in the measuring instrument and the protection loop, and the secondary side loop of the current transformer is always closed when the current transformer works, so that the impedance of the series coil of the measuring instrument and the protection loop is small, and the working state of the current transformer is close to a short circuit. The current transformer converts a large current on the primary side into a small current on the secondary side for measurement, and the secondary side can not be opened. The vocabulary entry introduces its working principle, parameter description, classification, use introduction, etc. .
At present, the conventional rated power transformer is often arranged outdoors, when the power transformer is used for a long time, the internal temperature of the power transformer is increased by heat generated by the work of internal electronic components, if the heat is not dissipated in time, the power transformer is easily short-circuited, inestimable loss is caused, and the service life is greatly shortened.
Therefore, it is necessary to provide a power transformer with a long service life to solve the above technical problems.
Disclosure of Invention
The invention provides a power transformer with long service life, which solves the problem of short service life of the existing power transformer.
In order to solve the above technical problem, the present invention provides a power transformer with a long service life, which comprises: a protection box; the surface of the protection box is provided with a box door; the bottom of the bottom frame is fixed to the bottom of the inner wall of the protection box, and a sliding groove is formed in the surface of the bottom frame; the bottoms of the two support frames are respectively arranged on two sides of the top of the underframe, and a connecting frame is connected between the opposite sides of the two support frames in a sliding manner; the bottom ends of the two connecting rods are respectively fixed on two sides of the top of the connecting frame, a placing frame is sleeved on the surfaces of the two connecting rods, and a power transformer body is arranged on the top of the placing frame; the top of the buffer block is arranged at the bottom of the support frame, and two sides of the surface of the buffer block are rotatably connected with buffer rods; the bottoms of the two transverse frames are respectively fixed at the top of the bottom frame, and the sides of the two transverse frames, which are away from each other, are fixedly connected with telescopic rods; the top of the heat dissipation dust removal frame is arranged at the top of the inner wall of the protection box, and the bottom of the heat dissipation dust removal frame is provided with an opening; the top of the protection box is fixedly connected with a silencing box, and the silencing box is used for reducing noise generated when the rotating motor rotates.
Preferably, a sliding rod is fixedly connected between two sides of the inner wall of the sliding groove, and two ends of the surface of the sliding rod are both slidably connected with sliding blocks.
Preferably, a compression spring is sleeved on the surface, located between the bottom of the placing frame and the top of the connecting frame and located on the connecting rod.
Preferably, two the equal fixedly connected with movable block in top of telescopic link, and the surface cover of telescopic link is equipped with expanding spring.
Preferably, the top of the inner wall of the sound muffling box is fixedly connected with a rotating motor, an output shaft of the rotating motor is fixedly connected with a rotating rod, and the bottom end of the rotating rod is fixedly connected with radiating fan blades.
Preferably, both sides of the protection box are provided with heat dissipation ports, and the front of the protection box is provided with a threading port.
Preferably, a protection shed is arranged at the top of the protection box, and grounding frames are fixedly connected to two sides of the bottom of the protection box.
Compared with the related art, the power transformer with long service life provided by the invention has the following beneficial effects: the whole power transformer body is arranged on the surface of the whole placing frame, then when current needs to be exchanged, a current line penetrates through a threading opening in the surface of the protection box, and the power transformer body works; when the power transformer body works, the connecting rod and the connecting frame on the surface of the placing frame are used for supporting pressure, then when the connecting frame moves downwards, the buffer block at the bottom is used for carrying out buffer bearing pressure on the surface of the movable block, the buffer protection of the whole power transformer body is completed, meanwhile, the rotating motor is started, the rotating rod and the radiating fan blades are driven to rotate inside the whole radiating and dedusting frame by the power of the rotating motor, the heat radiation of the power transformer body is completed, and therefore the service life of the whole power transformer body is prolonged;
whole equipment has found an outdoor high-low voltage power transformer who has protect function jointly and also can extensively popularize and apply to other equipment that have waterproof demand, makes it improve locking not hard up utility, makes the stability and the reliability of power transformer body long-term work provide the assurance simultaneously, has saved the use of manpower, utilizes the protection shock attenuation of guard box inside, removes dust with the heat dissipation that the top set up, has strengthened power transformer's life.
Drawings
Fig. 1 is a schematic structural diagram of a power transformer with a long service life according to a preferred embodiment of the present invention;
FIG. 2 is a schematic diagram of an external configuration of a long-life power transformer;
fig. 3 is an enlarged schematic view of a portion a shown in fig. 1.
Reference numbers in the figures: 1. protection box, 2, chassis, 3, sliding tray, 4, support frame, 5, link, 6, connecting rod, 7, rack, 8, power transformer body, 9, buffer block, 10, buffer bar, 11, crossbearer, 12, the telescopic link, 13, heat dissipation dust removal frame, 14, whistle box, 15, slide bar, 16, the sliding block, 17, compression spring, 18, the movable block, 19, expanding spring, 20, rotating motor, 21, the dwang, 22, heat dissipation flabellum, 23, the thermovent, 24, the threading mouth, 25, the protection canopy, 26, the earthing bracket.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Please refer to fig. 1, fig. 2, and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a power transformer with a long service life according to a preferred embodiment of the present invention; FIG. 2 is a schematic diagram of an external configuration of a long-life power transformer; fig. 3 is an enlarged schematic view of a portion a shown in fig. 1. A long-life power transformer includes: a protection box 1; the bottom of the base frame 2 is fixed to the bottom of the inner wall of the protection box 1, and a sliding groove 3 is formed in the surface of the base frame 2; the bottoms of the two support frames 4 are respectively arranged at two sides of the top of the underframe 2, and a connecting frame 5 is connected between the opposite sides of the two support frames 4 in a sliding manner; the bottom ends of the two connecting rods 6 are respectively fixed to two sides of the top of the connecting frame 5, a placing frame 7 is sleeved on the surfaces of the two connecting rods 6, and a power transformer body 8 is arranged at the top of the placing frame 7; the top of the buffer block 9 is arranged at the bottom of the support frame 4, and two sides of the surface of the buffer block 9 are rotatably connected with buffer rods 10; the bottoms of the two transverse frames 11 are respectively fixed at the top of the underframe 1, and the separated sides of the two transverse frames 11 are fixedly connected with telescopic rods 12; the heat dissipation dust removal frame 13, the top of heat dissipation dust removal frame 13 set up in the top of the inner wall of guard box 1, the top fixedly connected with whistle box 14 of guard box 1.
The surface of the protection box 1 is provided with a box door;
the bottom of the heat dissipation and dust removal frame 13 is provided with an opening;
the noise generated when the rotation motor 20 rotates is reduced by the sound deadening box 14;
a sliding rod 15 is fixedly connected between two sides of the inner wall of the sliding groove 3, and sliding blocks 16 are slidably connected to two ends of the surface of the sliding rod 15.
The top of the sliding block 16 is connected with the bottom of the movable block 18 in a sliding way;
the compression spring 17 is sleeved between the bottom of the placing frame 7 and the top of the connecting frame 5 and positioned on the surface of the connecting rod 6.
The buffer protection is convenient to place;
the top ends of the two telescopic rods 12 are fixedly connected with movable blocks 18, and telescopic springs 19 are sleeved on the surfaces of the telescopic rods 12.
The top of the movable block 18 is rotatably connected with the bottom end of the buffer rod 10;
the top fixedly connected with rotation motor 20 of the inner wall of whistle box 14, and rotation motor 20's output shaft fixedly connected with dwang 21, the bottom fixedly connected with heat dissipation flabellum 22 of dwang 21.
The rotating rod 21 penetrates through and extends into the heat dissipation and dust removal frame 13, and the surface of one end of the rotating rod 21, which is positioned in the heat dissipation and dust removal frame 13, is fixedly connected with a heat dissipation fan blade 22;
both sides of the protection box 1 are provided with heat dissipation ports 23, and the front of the protection box 1 is provided with a threading port 24.
The front and the back of the protection box 1 are both provided with threading openings 24;
the top of guard box 1 is provided with protection canopy 25 to the equal fixedly connected with grounding frame 26 in both sides of the bottom of guard box 1.
The protective shed 25 is used for shielding rain and protecting in rainy days;
the working principle of the power transformer with long service life provided by the invention is as follows:
the first step is as follows: the whole power transformer body 8 is arranged on the surface of the whole placing frame 7, then when current needs to be exchanged, a current line penetrates through a threading opening 24 in the surface of the protection box 1, and the power transformer body 8 is used for working;
the second step is that: when power transformer body 8 is carrying out the during operation, utilize connecting rod 6 and the link 5 on rack 7 surface to carry out the support of pressure, when link 5 downstream after that, utilize the buffer block 9 of bottom to take buffer beam 10 to cushion on the surface of movable block 18 and accept pressure, accomplish the buffering protection of whole power transformer body 8, and simultaneously, start rotating motor 20, utilize rotating motor 20's power to drive dwang 21 and heat dissipation flabellum 22 and rotate in the inside of whole heat dissipation dust removal frame 13, the completion is to the heat dissipation of power transformer body 8, thereby strengthen the life of whole power transformer body 8.
Compared with the related art, the power transformer with long service life provided by the invention has the following beneficial effects: the whole power transformer body 8 is arranged on the surface of the whole placing frame 7, then when current needs to be exchanged, a current line penetrates through a threading opening 24 in the surface of the protection box 1, and the power transformer body 8 is used for working; when the power transformer body 8 works, the connecting rod 6 and the connecting frame 5 on the surface of the placing frame 7 are used for supporting pressure, then when the connecting frame 5 moves downwards, the buffer block 9 at the bottom is used for carrying out buffer bearing pressure on the surface of the movable block 18 by the buffer rod 10, buffer protection of the whole power transformer body 8 is completed, meanwhile, the rotating motor 20 is started, the rotating rod 21 and the radiating fan blades 22 are driven by the power of the rotating motor 20 to rotate inside the whole radiating and dedusting frame 13, radiating of the power transformer body 8 is completed, and therefore the service life of the whole power transformer body 8 is prolonged;
whole equipment has found an outdoor high low voltage power transformer who has protect function jointly and also can extensively popularize and apply to other equipment that have waterproof demand, makes it improve locking not hard up utility, makes the stability and the reliability of power transformer body long-term work provide the assurance simultaneously, has saved the use of manpower, utilizes the protection shock attenuation of protection case 1 inside, and the heat dissipation that sets up with the top removes dust, has strengthened power transformer's life.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. A long service life power transformer, comprising:
a protection box;
the bottom of the bottom frame is fixed to the bottom of the inner wall of the protection box, and a sliding groove is formed in the surface of the bottom frame;
the bottoms of the two support frames are respectively arranged on two sides of the top of the underframe, and a connecting frame is connected between the opposite sides of the two support frames in a sliding manner;
the bottom ends of the two connecting rods are respectively fixed on two sides of the top of the connecting frame, a placing frame is sleeved on the surfaces of the two connecting rods, and a power transformer body is arranged on the top of the placing frame;
the top of the buffer block is arranged at the bottom of the support frame, and two sides of the surface of the buffer block are rotatably connected with buffer rods;
the bottoms of the two transverse frames are respectively fixed at the top of the bottom frame, and the sides of the two transverse frames, which are away from each other, are fixedly connected with telescopic rods;
the heat dissipation dust removal frame, the top of heat dissipation dust removal frame set up in the top of the inner wall of guard box, the top fixedly connected with whistle box of guard box.
2. The power transformer according to claim 1, wherein a sliding rod is fixedly connected between two sides of the inner wall of the sliding groove, and sliding blocks are slidably connected to two ends of the surface of the sliding rod.
3. The power transformer with the long service life as claimed in claim 1, wherein a compression spring is sleeved on the surface of the connecting rod between the bottom of the placing frame and the top of the connecting frame.
4. The power transformer with the long service life as claimed in claim 1, wherein the top ends of the two telescopic rods are fixedly connected with movable blocks, and the surface of each telescopic rod is sleeved with a telescopic spring.
5. The power transformer with the long service life according to claim 1, characterized in that a rotating motor is fixedly connected to the top of the inner wall of the sound muffling box, a rotating rod is fixedly connected to an output shaft of the rotating motor, and radiating fan blades are fixedly connected to the bottom end of the rotating rod.
6. The power transformer of claim 1, wherein heat dissipation ports are formed in both sides of the protection box, and a threading port is formed in the front face of the protection box.
7. The power transformer with long service life according to claim 1, characterized in that a protective shed is arranged at the top of the protective box, and grounding frames are fixedly connected to both sides of the bottom of the protective box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911170490.9A CN110988427A (en) | 2019-11-26 | 2019-11-26 | Power transformer with long service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911170490.9A CN110988427A (en) | 2019-11-26 | 2019-11-26 | Power transformer with long service life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110988427A true CN110988427A (en) | 2020-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911170490.9A Pending CN110988427A (en) | 2019-11-26 | 2019-11-26 | Power transformer with long service life |
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| CN (1) | CN110988427A (en) |
Citations (6)
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| CN107369529A (en) * | 2017-09-18 | 2017-11-21 | 合肥慕智信息技术有限公司 | A kind of transformer installs support base |
| CN207038329U (en) * | 2017-07-30 | 2018-02-23 | 伍阳 | A kind of electric power mutual-inductor |
| CN109087782A (en) * | 2018-06-25 | 2018-12-25 | 许昌市长江高压计量设备有限公司 | A kind of rain-proof energy-saving type high-low pressure electric power mutual-inductor |
| CN109160058A (en) * | 2018-10-08 | 2019-01-08 | 王春阳 | A kind of transfer device of geothermal energy equipment |
| CN209009266U (en) * | 2018-06-27 | 2019-06-21 | 国网安徽省电力有限公司合肥供电公司 | One kind transporting inspection rock-steady structure based on second power equipment |
| CN209297861U (en) * | 2019-01-14 | 2019-08-23 | 南通市海王电气有限公司 | A kind of box type transformer with sound insulation and decrease of noise functions |
-
2019
- 2019-11-26 CN CN201911170490.9A patent/CN110988427A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207038329U (en) * | 2017-07-30 | 2018-02-23 | 伍阳 | A kind of electric power mutual-inductor |
| CN107369529A (en) * | 2017-09-18 | 2017-11-21 | 合肥慕智信息技术有限公司 | A kind of transformer installs support base |
| CN109087782A (en) * | 2018-06-25 | 2018-12-25 | 许昌市长江高压计量设备有限公司 | A kind of rain-proof energy-saving type high-low pressure electric power mutual-inductor |
| CN209009266U (en) * | 2018-06-27 | 2019-06-21 | 国网安徽省电力有限公司合肥供电公司 | One kind transporting inspection rock-steady structure based on second power equipment |
| CN109160058A (en) * | 2018-10-08 | 2019-01-08 | 王春阳 | A kind of transfer device of geothermal energy equipment |
| CN209297861U (en) * | 2019-01-14 | 2019-08-23 | 南通市海王电气有限公司 | A kind of box type transformer with sound insulation and decrease of noise functions |
Non-Patent Citations (1)
| Title |
|---|
| 徐辉: "110kV变电站电压互感器常见故障与处理对策", 《中国新技术新产品》 * |
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Application publication date: 20200410 |
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