CN115547620B - Safety device suitable for distribution transformer - Google Patents
Safety device suitable for distribution transformer Download PDFInfo
- Publication number
- CN115547620B CN115547620B CN202211392267.0A CN202211392267A CN115547620B CN 115547620 B CN115547620 B CN 115547620B CN 202211392267 A CN202211392267 A CN 202211392267A CN 115547620 B CN115547620 B CN 115547620B
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- frame
- distribution transformer
- underframe
- safety device
- air
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Housings And Mounting Of Transformers (AREA)
- Air-Flow Control Members (AREA)
Abstract
The application relates to the technical field of power safety protection, in particular to a safety device suitable for a distribution transformer. The utility model provides a safety device suitable for distribution transformer, including the underframe, the support frame is installed at the underframe top, and support frame top rigid coupling has hollow frame, and hollow frame lower part is provided with the through-hole, and underframe upper portion is provided with the otter board, and the bottom is provided with the vortex subassembly that is used for disturbing the air current in the underframe, and the frame that admits air is installed at the top in the underframe, rotates between support frame and the underframe to be connected with the baffle, and symmetrical sliding connection has the collection frame in the hollow frame, and hollow frame symmetry has inlayed the discharging pipe with the collection frame intercommunication. According to the application, wind is used as power, the surrounding baffles are rotated to form a protection frame to protect the distribution transformer, and the difference of flow rates of wind on the upper side and the lower side is used to generate pressure difference, so that air on the lower side flows upwards to take away heat generated by working of the distribution transformer, and a proper environment is manufactured for working of the distribution transformer.
Description
Technical Field
The application relates to the technical field of power safety protection, in particular to a safety device suitable for a distribution transformer.
Background
The distribution transformer is mainly used for converting alternating voltage and current and is used as a static electric appliance for transmitting alternating current electric energy, and the distribution transformer is installed in the open air in a floor mode, and transformer bushings are easily affected by external factors to transmit the alternating current electric energy.
In some regions with more wind and sand weather, when in windy weather, air flows and can take up sand stone to move and collide with a distribution transformer, meanwhile, insulating enamel damage is caused by erosion of a transformer sleeve, the transformer sleeve is mainly used for insulation between an outgoing line and a transformer shell, electric insulation performance can be influenced after the insulating enamel of the transformer sleeve is damaged, certain damage is caused to the transformer, and the wind and sand weather can drive a large amount of dust to fly away, and the scattered dust adheres to the transformer to influence the heat dissipation performance of the transformer.
Disclosure of Invention
To solve the above-mentioned problems, the present application provides a safety device suitable for a distribution transformer.
The safety device suitable for the distribution transformer comprises a bottom frame, a supporting frame is arranged at the top of the bottom frame, a hollow frame is fixedly connected at the top of the supporting frame, through holes are arranged at the lower part of the hollow frame, a screen plate is arranged at the upper part of the bottom frame, a turbulence component for reducing the air flow rate is arranged at the bottom in the bottom frame, an air inlet frame is arranged at the top in the bottom frame, a baffle is rotationally connected between the supporting frame and the bottom frame, the baffle is arranged in an eccentric rotation state, a collecting frame is symmetrically and slidingly connected in the hollow frame, a discharging pipe communicated with the collecting frame is symmetrically embedded in the hollow frame, air outlet holes are symmetrically arranged on the side wall of the collecting frame, a fixed fan blade frame is rotationally connected with the hollow frame, centrifugal blocks are circumferentially and equidistantly slidingly connected at the lower part of the fixed fan blade frame, tension springs are fixedly connected between the centrifugal blocks and the fixed fan blade frame, the lower ends of the fixed fan blade frame are slidingly connected with installation blocks through spline rods, pull ropes are fixedly connected between the centrifugal blocks, the stay cord is in sliding connection with the fixed fan blade frame, the installation block is rotationally connected with the installation plate, the inclined groove is arranged at the circumferential equidistant position of the installation plate, the telescopic frame is fixedly connected with the bottom of the hollow frame through the fixing frame, the movable frame is connected with the circumferential equidistant position of the bottom in the hollow frame, the connecting frame is fixedly connected with the upper end of the movable frame, the trapezoidal block is fixedly connected with the lower end of the movable frame, the positioning frames with the same quantity as the movable frames are fixedly connected with the circumferential equidistant position of the bottom in the hollow frame, the positioning frames arranged at the circumferential equidistant position are positioned outside the installation plate, the springs are fixedly connected between the positioning frames and the adjacent connecting frames, the upper part of the baffle plate at the same side is rotationally connected with the pushing plate through the connecting block, the telescopic plate is fixedly connected with the adjacent trapezoidal block, the baffle plate is rotationally connected with the protective frame to protect the distribution transformer, the differential pressure is generated by different air flow velocities at the upper side and the lower side through the turbulent flow components, causing the underside air to flow upward carries heat out of the distribution transformer.
Furthermore, it is particularly preferable that the spoiler assembly is provided in a state of being arranged in a disordered manner, and the spoiler assembly is used for disturbing air flowing in the bottom frame.
Furthermore, it is particularly preferred that the thickness of the bottom in the collecting frame increases gradually from both sides to the middle for the outflow of sand and stones in the collecting frame.
Furthermore, it is particularly preferred that the air outlet opening is located on the upper side of the inner bottom of the collecting frame, the top of the collecting frame being flush with the top of the hollow frame.
In addition, it is particularly preferred that the spoiler assembly comprises a mounting seat, wherein the mounting seat is fixedly connected to the inner bottom of the bottom frame, the mounting seat is rotationally connected with a spoiler, the spoiler is provided with a vent hole, and a torsion spring is fixedly connected between the spoiler and the mounting seat.
Furthermore, it is particularly preferred that the thickness of the spoiler increases gradually from the middle to both sides and that the thickness of the spoiler decreases gradually from the lower side to the upper side for guiding the air upward.
In addition, it is particularly preferable that the filter further comprises a containing box fixedly connected in the air inlet frame, a square frame is fixedly connected at the lower part of the containing box, a filter shell is fixedly connected at the upper part of the square frame, and a through hole is formed at the bottom of the filter shell.
Furthermore, it is particularly preferable that the holding tank is filled with water, and a liquid surface of the water is located at an upper side of the through hole of the filter housing for cleaning dust in the air.
In addition, it is particularly preferable to further include a filter member disposed at the bottom of the mesh plate, the filter member being for filtering out moisture in the air.
In addition, particularly preferred is, still including the rubber seal piece, the rubber seal piece sets up in the upper portion of hollow frame, and overlaps in the wire outside of distribution transformer for reinforcing wire and the leakproofness of hollow frame, support frame and baffle complex one side and adjacent baffle between the complex one side all be provided with the sealing strip, be used for reinforcing support frame and baffle and adjacent baffle between the leakproofness.
The application has the beneficial effects that:
according to the application, natural wind is used as power, when the wind speed reaches the degree enough to raise sand and dust, the surrounding baffles are rotated to form a protection frame in a matched mode to protect the distribution transformer, so that damage caused by erosion of sand and stone on a transformer sleeve is avoided, alternating current power transmission is influenced, the flow direction of lower side wind is disturbed by the turbulence assembly, and pressure difference is generated by different flow speeds of the upper side wind and the lower side wind, so that air at the lower side naturally flows upwards to take away heat generated by working of the distribution transformer, and a proper environment is manufactured for working of the distribution transformer.
Through carrying out the mode of washing to the sand-blown air that contains, avoid the dust adhesion in the air on distribution transformer, influence its heat dispersion, utilize filter element filtering steam, avoid the steam in the air to corrode distribution transformer.
Drawings
Fig. 1 is a schematic perspective view of the present application.
Fig. 2 is a schematic cross-sectional perspective view of the present application.
Fig. 3 is a schematic cross-sectional perspective view of a collection frame according to the present application.
Fig. 4 is an enlarged perspective view of the present application at a.
Fig. 5 is a schematic perspective view of the parts of the protection distribution transformer of the present application.
Fig. 6 is a schematic perspective view of a centrifugal power element according to the present application.
Fig. 7 is a schematic perspective view of a spoiler assembly according to the present application.
Fig. 8 is a schematic perspective view of an air-wash cross-sectional part of the present application.
Fig. 9 is a schematic perspective view of an air washing part according to the present application.
In the reference numerals: 1-underframe, 2-supporting frame, 3-hollow frame, 4-screen plate, 5-turbulent flow assembly, 51-mount pad, 52-turbulent flow plate, 6-air inlet frame, 7-baffle, 8-collecting frame, 801-discharging pipe, 9-air outlet, 10-fixed fan blade frame, 11-centrifugal block, 12-mounting block, 13-mounting plate, 14-inclined groove, 15-expansion bracket, 16-movable frame, 17-connecting frame, 18-trapezoidal block, 19-positioning frame, 20-pushing plate, 21-expansion plate, 22-containing box, 23-square frame, 24-filtering shell, 25-filtering piece, 26-rubber sealing block and 27-distribution transformer.
Detailed Description
The following describes the technical scheme with reference to specific embodiments, and it should be noted that: terms indicating orientations, such as up, down, left, right, etc., are used herein only with respect to the position of the illustrated structure in the corresponding drawings. The parts themselves are numbered herein, for example: first, second, etc. are used solely to distinguish between the described objects and do not have any sequential or technical meaning. The application is as follows: connection, coupling, unless specifically stated otherwise, includes both direct and indirect connection (coupling).
Example 1
The utility model provides a safety device suitable for distribution transformer, as shown in FIG. 1-FIG. 7, including underframe 1, support frame 2 is installed at underframe 1 top, support frame 2 top rigid coupling has hollow frame 3, hollow frame 3 lower part is provided with the through-hole, underframe 1 upper portion inlays otter board 4, underframe 1 bottom is provided with vortex subassembly 5, vortex subassembly 5 sets up to unordered state of arranging, vortex subassembly 5 is used for the air current that gets into in underframe 1 to be disturbed, make the air that circulates in underframe 1 be unordered flow state, thereby reduce the velocity of flow of air in underframe 1, and then make the pressure in underframe 1 be greater than the pressure of hollow frame 3 upside and produce pressure differential, make the air current in underframe 1 upwards flow and take away the heat that the distribution transformer 27 produced when working, air inlet frame 6 is installed at underframe 1 top, rotate between support frame 2 and underframe 1 and baffle 7 set up to eccentric rotation state, the baffle plates 7 around are matched to form a protection frame to protect the distribution transformer 27 after rotating, the left part and the right part of the hollow frame 3 are both connected with two collecting frames 8 in a sliding way, the top of the collecting frames 8 are flush with the top of the hollow frame 3, the front wall and the rear wall of the hollow frame 3 are both embedded with two discharging pipes 801, the discharging pipes 801 on the front side and the rear side are both communicated with the adjacent collecting frames 8, the left wall and the right wall of the collecting frames 8 are both provided with air outlet holes 9, the air outlet holes 9 are positioned on the upper side of the inner bottom of the collecting frames 8, the thickness of the inner bottom of the collecting frames 8 is gradually increased from the front side and the rear side to the middle part, sand and dust in the collecting frames 8 flow out through the discharging pipes 801 on the front side and the rear side, the sand and dust in the collecting frames 8 are prevented from being overflowed through the air outlet holes 9 when the sand and dust enter the hollow frames 3 in the windy weather, the hollow frames 3 are rotationally connected with a fixed fan blade frame 10, four centrifugal blocks 11 are slidably connected to the lower portion of the fixed fan blade frame 10, the four centrifugal blocks 11 are circumferentially distributed by taking the axial lead of the fixed fan blade frame 10 as a center point, tension springs are fixedly connected between the centrifugal blocks 11 and the fixed fan blade frame 10, the lower end of the fixed fan blade frame 10 is slidably connected with a mounting block 12 through spline rods, a pull rope is fixedly connected between the centrifugal blocks 11 and the mounting block 12, the pull rope is slidably connected with the fixed fan blade frame 10, the mounting block 12 is rotatably connected with a mounting plate 13, the mounting plate 13 is provided with inclined grooves 14 circumferentially equidistantly distributed, the bottom of the mounting plate 13 is fixedly connected with a telescopic frame 15, the telescopic frame 15 is fixedly connected with the bottom of the hollow frame 3 through a fixing frame, four movable frames 16 circumferentially equidistantly distributed in the inner bottom of the hollow frame 3 are slidably connected with each other, the upper end of each movable frame 16 is connected with a connecting frame 17, the lower end of each movable frame 16 is fixedly connected with a trapezoid block 18, the bottom of the hollow frame 3 is fixedly connected with positioning frames 19 the same as the movable frame 16 in number, the positioning frames 19 which are circumferentially equidistant are positioned at the outer side of the mounting plate 13, the positioning frames 19 are fixedly connected with the adjacent connecting frames 17, the upper parts of the baffle plates 7 at the same side are rotationally connected with the pushing plates 20 through connecting blocks, the pushing plates 20 are fixedly connected with the telescopic plates 21, the telescopic plates 21 are fixedly connected with the adjacent trapezoidal blocks 18, the wind blows the fixed fan blade frames 10 to rotate, the fixed fan blade frames 10 rotate to enable the centrifugal blocks 11 to generate centrifugal force to move outwards, the centrifugal blocks 11 move to enable the mounting plate 13 to move upwards through the pull ropes, the mounting plate 13 moves to be matched with the connecting frames 17 through the inclined grooves 14, the surrounding connecting frames 17 drive the trapezoidal blocks 18 to be close through the moving frames 16 thereon, the surrounding trapezoidal blocks 18 are close to be rotated through the telescopic plates 21 and the pushing plates 20, the baffle plates 7 are driven by wind force in the rotating process because the baffle plates 7 are arranged to be in an eccentric state, thereby accelerating the rotation of the baffle plate 7 to form a protection frame for protecting the distribution transformer 27.
As shown in fig. 7, the spoiler assembly 5 includes a mounting seat 51, the mounting seat 51 is fixedly connected to the inner bottom of the bottom frame 1, the mounting seat 51 is rotatably connected with a spoiler 52, the thickness of the spoiler 52 gradually increases from the middle to two sides, the thickness of the spoiler 52 gradually decreases from the lower side to the upper side, the spoiler 52 is used for disturbing the incoming bottom frame 1 and guiding air upwards, the spoiler 52 is provided with a vent hole, and a torsion spring is fixedly connected between the spoiler 52 and the mounting seat 51.
In sand wind weather, wind flows and drives the fixed fan blade frame 10 to rotate, the fixed fan blade frame 10 rotates to enable the installation block 12 to rotate through the spline rod, the fixed fan blade frame 10 rotates to drive the centrifugal block 11 to move circumferentially, centrifugal force generated in the circumferential movement process of the centrifugal block 11 enables the centrifugal block 11 to be far away from the sliding frame, tension springs on the centrifugal block 11 are stretched along with the centrifugal block 11, the centrifugal block 11 moves to drive the installation block 12 to move upwards through pull ropes, the installation block 12 moves to drive the installation plate 13 to move, when wind flows and drives sand and stones to move, the wind blows and drives the fixed fan blade frame 10 to accelerate to rotate, the centrifugal block 11 continues to move in the direction far away from the sliding frame, and accordingly the limit on the trapezoidal block 18 is removed, the installation plate 13 moves upwards through inclined grooves 14 to be matched with the connecting frame 17, the connecting frame 17 around is enabled to move towards the installation block 12, springs on the connecting frame 17 are stretched along with the connecting frame 17, the trapezoidal block 18 moves through the moving frame 16, the baffle 7 is enabled to rotate through the telescopic plate 21 and the pushing plate 20, the surrounding baffle 7 is matched to form a protection frame to protect the sand and the dust distribution block 27, when the sand and stones are moved away from the sliding frame, the dust and the speed of the dust distribution block is enabled to be reduced, and the speed of the dust is reduced, and the dust is reduced.
When wind flows from the upper side of the hollow frame 3, as no object blocks the flow of wind, the flow speed of wind is faster, according to Bernoulli theorem, the pressure of wind is smaller when the flow speed of wind is faster, and the pressure of wind is larger when the flow speed of wind is slower, after wind enters the bottom frame 1, wind is blocked and guided by the spoiler 52, and the spoiler 52 arranged in disorder enables the wind to flow in the bottom frame 1 in a different state, so that the wind flow speed in the bottom frame 1 is slower, and the wind flow speed on the upper side of the hollow frame 3 is faster, thereby leading to pressure difference between the bottom frame 1 and the hollow frame 3, the air is intercepted by the hollow frame 3 and the bottom frame 1, the air in the bottom frame 1 naturally flows upwards through the air inlet frame 6, the mesh plate 4, the protective frame, the hollow frame 3, the air outlet holes 9 and the collecting frame 8, the thickness of the spoiler 52 is gradually reduced from the lower side to the upper side, the wind is gradually reduced by the spoiler 52, the upper side of the spoiler 52 simultaneously, the wind is gradually guided upwards by the middle part to the two sides, the wind is gradually reduced by the lower side, the wind is gradually flows upwards from the upper side of the spoiler 52, the wind is gradually flows upwards from the air inlet frame 3 to the air inlet frame 8, the air is gradually flows into the air inlet frame 3 and the air outlet frame 8, the dust flows into the air inlet frame 8, the dust is gradually flows into the air inlet frame 8, and the dust is gradually flows into the inside air inlet frame 3, and has the inside the air inlet frame 3, and dust is gradually flows into the inside the air and has the inside and has the air flow.
Example 2
On the basis of embodiment 1, as shown in fig. 8 and 9, the air-conditioning device further comprises a containing box 22, wherein the containing box 22 is fixedly connected in the air inlet frame 6, a square frame 23 is fixedly connected at the lower part of the containing box 22, a filtering shell 24 is fixedly connected at the upper part of the square frame 23, a gap is reserved between the top of the square frame 23 and the inner top of the filtering shell 24 for air flow, a through hole is formed in the bottom of the filtering shell 24, water is filled in the containing box 22, and the liquid level of the water is positioned at the upper side of the through hole of the filtering shell 24 and is used for washing dust in the air.
As shown in fig. 2, the filter element 25 for filtering out water vapor in the air is further included, and the filter element 25 is disposed at the bottom of the mesh plate 4.
Air in the underframe 1 upwards flows into the square frame 23, air in the square frame 23 flows into the containing box 22 through the filtering shell 24 and the through holes on the filtering shell, liquid is filled in the containing box 22, the liquid level of the liquid is located at the upper side of the through holes of the filtering shell 24, air containing wind sand enters the protection frame through water washing, wind sand and dust are prevented from being contained in the air entering the protection frame, water vapor is filtered by the filtering piece 25 upwards through the air after water washing, and the water vapor in the air is prevented from corroding the distribution transformer 27.
As shown in fig. 1, the sealing device further comprises a rubber sealing block 26, wherein the rubber sealing block 26 is arranged on the upper portion of the hollow frame 3 and sleeved on the outer side of a lead of the distribution transformer 27, and is used for enhancing the sealing performance of the lead and the hollow frame 3, and sealing strips are arranged on one matched side of the support frame 2 and the baffle 7 and one matched side between the support frame 2 and the adjacent baffle 7 and used for enhancing the sealing performance between the support frame 2 and the baffle 7 and between the support frame 2 and the adjacent baffle 7, so that external dust is prevented from entering a protection frame formed by the baffle 7 in a matched manner.
The foregoing is merely exemplary of the present application and is not intended to limit the present application. All equivalents and alternatives falling within the spirit of the application are intended to be included within the scope of the application. What is not elaborated on the application belongs to the prior art which is known to the person skilled in the art.
Claims (10)
1. The utility model provides a safety device suitable for distribution transformer, a serial communication port, including underframe (1), support frame (2) are installed at underframe (1) top, support frame (2) top rigid coupling has hollow frame (3), hollow frame (3) lower part is provided with the through-hole, underframe (1) upper portion is provided with otter board (4), be provided with in underframe (1) in and be used for reducing vortex subassembly (5) of air velocity, air inlet frame (6) are installed at underframe (1) inner top, rotate between support frame (2) and underframe (1) and be connected with baffle (7), and baffle (7) set up to eccentric rotation state, hollow frame (3) in symmetrical sliding connection have collection frame (8), hollow frame (3) symmetry inlay with collection frame (8) intercommunication discharging pipe (801), collection frame (8) lateral wall symmetry is provided with venthole (9), hollow frame (3) rotation is connected with fixed fan blade frame (10), fixed fan blade frame (10) lower part circumference equidistance sliding connection has centrifugal piece (11), centrifugal piece (11) and fixed fan blade frame (10) are connected with each other, be connected with fan blade (12) through fixed link (12) and fixed link between fixed fan blade frame (10) and the fixed link, install fan blade (12) and fixed link (12), the installation piece (12) rotates and is connected with mounting panel (13), mounting panel (13) circumference equidistance is provided with inclined groove (14), mounting panel (13) bottom rigid coupling has expansion bracket (15), expansion bracket (15) are through the mount rigid coupling with hollow frame (3) bottom, bottom circumference equidistance sliding connection has movable frame (16) in hollow frame (3), movable frame (16) upper end rigid coupling has link (17), movable frame (16) lower extreme rigid coupling has trapezoidal piece (18), hollow frame (3) inner bottom circumference equidistance rigid coupling has locating rack (19) the same with movable frame (16) quantity, locating rack (19) that circumference equidistance set up are located mounting panel (13) outside, rigid coupling has the spring between locating rack (19) and the adjacent link (17), homonymy baffle (7) upper portion is connected with through the connecting block rotation pushing plate (20), pushing plate (20) rigid coupling has expansion plate (21), expansion plate (21) and adjacent trapezoidal piece (18) rigid coupling, baffle (7) rotate and form frame protection distribution transformer (27), make upper and lower both sides make and go out different air velocity of flow (27) pressure differential upward.
2. A safety device for a distribution transformer according to claim 1, characterized in that the turbulence elements (5) are arranged in a disordered arrangement, the turbulence elements (5) being arranged to disturb the air flowing in the bottom frame (1).
3. A safety device for a distribution transformer according to claim 1, characterized in that the thickness of the bottom inside the collecting frame (8) increases gradually from both sides to the middle for the outflow of sand and stones inside the collecting frame (8).
4. A safety device for a distribution transformer according to claim 3, characterised in that the air outlet (9) is located in the upper side of the bottom inside the collecting frame (8), the top of the collecting frame (8) being flush with the top of the hollow frame (3).
5. A safety device for a distribution transformer according to claim 1, characterized in that the spoiler assembly (5) comprises a mounting seat (51), the mounting seat (51) is fixedly connected to the inner bottom of the bottom frame (1), the mounting seat (51) is rotatably connected with a spoiler (52), the spoiler (52) is provided with a vent hole, and a torsion spring is fixedly connected between the spoiler (52) and the mounting seat (51).
6. A safety device for a distribution transformer according to claim 5, characterized in that the thickness of the spoiler (52) increases gradually from the middle to the sides and the thickness of the spoiler (52) decreases gradually from the lower side to the upper side for guiding air upwards.
7. The safety device for the distribution transformer according to claim 5, further comprising a holding box (22), wherein the holding box (22) is fixedly connected in the air inlet frame (6), a square frame (23) is fixedly connected to the lower portion of the holding box (22), a filtering shell (24) is fixedly connected to the upper portion of the square frame (23), and a through hole is formed in the bottom of the filtering shell (24).
8. A safety device for a distribution transformer according to claim 7, characterized in that the tank (22) is filled with water, and that the water level is located above the through-holes of the filter housing (24) for cleaning dust from the air.
9. A safety device for a distribution transformer according to claim 7, characterized in that it further comprises a filter element (25), the filter element (25) being arranged at the bottom of the screen (4), the filter element (25) being arranged to filter out water vapour from the air.
10. A safety device for a distribution transformer according to claim 9, further comprising a rubber sealing block (26), wherein the rubber sealing block (26) is arranged at the upper part of the hollow frame (3) and is sleeved outside a wire of the distribution transformer (27) for enhancing the tightness between the wire and the hollow frame (3), and sealing strips are arranged at one side of the support frame (2) matched with the baffle (7) and one side of the support frame matched with the adjacent baffle (7) for enhancing the tightness between the support frame (2) and the baffle (7) and the adjacent baffle (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211392267.0A CN115547620B (en) | 2022-11-08 | 2022-11-08 | Safety device suitable for distribution transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211392267.0A CN115547620B (en) | 2022-11-08 | 2022-11-08 | Safety device suitable for distribution transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115547620A CN115547620A (en) | 2022-12-30 |
| CN115547620B true CN115547620B (en) | 2023-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211392267.0A Active CN115547620B (en) | 2022-11-08 | 2022-11-08 | Safety device suitable for distribution transformer |
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| CN (1) | CN115547620B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116779289B (en) * | 2023-08-21 | 2023-12-08 | 江苏悦成变压器有限公司 | Transformer convenient to assembly |
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|---|---|---|---|---|
| KR20140013198A (en) * | 2012-07-20 | 2014-02-05 | 고성서 | Dry transfomer having a cooling fan |
| CN209657955U (en) * | 2019-03-14 | 2019-11-19 | 重庆中发电力变压器有限公司 | Distribution transformer is operated outside a kind of low pressure |
| CN112510538A (en) * | 2020-10-28 | 2021-03-16 | 浙江龙呈电力设备有限公司 | Box type transformer |
| CN214848086U (en) * | 2021-06-22 | 2021-11-23 | 三尔梯(泉州)电气制造有限公司 | Servo transformer that radiating effect is good |
| WO2022036716A1 (en) * | 2020-08-21 | 2022-02-24 | 南京溧水高新创业投资管理有限公司 | Power distribution cabinet facilitating heat dissipation |
| CN114678795A (en) * | 2022-04-26 | 2022-06-28 | 新宜能电气科技有限公司 | Heat dissipation structure and heat dissipation method of box-type substation |
-
2022
- 2022-11-08 CN CN202211392267.0A patent/CN115547620B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140013198A (en) * | 2012-07-20 | 2014-02-05 | 고성서 | Dry transfomer having a cooling fan |
| CN209657955U (en) * | 2019-03-14 | 2019-11-19 | 重庆中发电力变压器有限公司 | Distribution transformer is operated outside a kind of low pressure |
| WO2022036716A1 (en) * | 2020-08-21 | 2022-02-24 | 南京溧水高新创业投资管理有限公司 | Power distribution cabinet facilitating heat dissipation |
| CN112510538A (en) * | 2020-10-28 | 2021-03-16 | 浙江龙呈电力设备有限公司 | Box type transformer |
| CN214848086U (en) * | 2021-06-22 | 2021-11-23 | 三尔梯(泉州)电气制造有限公司 | Servo transformer that radiating effect is good |
| CN114678795A (en) * | 2022-04-26 | 2022-06-28 | 新宜能电气科技有限公司 | Heat dissipation structure and heat dissipation method of box-type substation |
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| Publication number | Publication date |
|---|---|
| CN115547620A (en) | 2022-12-30 |
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