CN118919225A - Air-cooled circulating heat dissipation type dry-type transformer - Google Patents
Air-cooled circulating heat dissipation type dry-type transformer Download PDFInfo
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- CN118919225A CN118919225A CN202411088965.0A CN202411088965A CN118919225A CN 118919225 A CN118919225 A CN 118919225A CN 202411088965 A CN202411088965 A CN 202411088965A CN 118919225 A CN118919225 A CN 118919225A
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- type transformer
- dry
- cooling
- heat dissipation
- bearing frame
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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
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
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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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient 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
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid 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
- H01F27/22—Cooling by heat conduction through solid or powdered fillings
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Transformer Cooling (AREA)
Abstract
The invention discloses an air-cooled circulating heat dissipation type dry type transformer which comprises a bearing frame and a dry type transformer body arranged in the middle of the bearing frame, wherein a heat dissipation copper plate is embedded into the bottom of the bearing frame, heat dissipation fins are arranged at the lower end of the heat dissipation copper plate at equal intervals, a cooling mechanism is arranged in a cooling box, a cooling pipe forms a loop through a circulating pump, a heat exchanger and a refrigerator, mounting mechanisms are symmetrically arranged on the left side and the right side of the lower end of the dry type transformer body, dust screens are inserted and mounted in the middle of the cooling box. This forced air cooling circulation heat dissipation formula dry-type transformer is convenient for fix a position the installation to the dry-type transformer body, establishes in the outside of dry-type transformer body through the protection casing cover, plays the rainproof effect of protection to the dry-type transformer body to be convenient for directly tear the protection casing down when maintaining, overhaul the operation more convenient, can dispel the heat to the dry-type transformer body more efficient moreover.
Description
Technical Field
The invention relates to the technical field of dry transformers, in particular to an air-cooled circulating heat dissipation type dry transformer.
Background
The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, is an important component of a power system, and mainly comprises a primary coil, a secondary coil and an iron core, wherein the primary coil, the secondary coil and the iron core are used for realizing impedance matching of an input transformer and an output transformer, transmitting signal voltage and signal power without distortion and having an isolation function on direct current, and the dry type transformer belongs to one type of transformer, and is a transformer with the iron core and windings not immersed in insulating oil;
the utility model discloses a dry-type transformer, including the box, the front portion movable mounting of box has the dodge gate, the bottom fixed mounting of box has the mount pad, the top of box is equipped with heat dissipation mechanism, heat dissipation mechanism is including heat dissipation cover, riser, air inlet chamber, air exhaust chamber, air inlet mesh, spacer block, air filter screen, air-supply line, fan, air exhaust mesh, exhaust pipe and triangle aviation baffle, the inside of box is in a play and is equipped with dry-type transformer, be equipped with damper between dry-type transformer and the box. The dry-type transformer has the advantages that the service life of the dry-type transformer is prolonged due to the excellent damping effect, meanwhile, the excellent radiating effect can be provided for the dry-type transformer, the phenomenon that the temperature of the dry-type transformer is too high is avoided, the dry-type transformer has a good dustproof effect, dust is prevented from entering the box body, and the practicability is higher;
The invention discloses an air-cooled dry type transformer, which relates to the field of transformer accessories and comprises a heat insulation cabinet and a thousand-type transformer, wherein the thousand-type transformer is fixedly arranged in an inner cavity of the heat insulation cabinet, a top part of the heat insulation cabinet is fixedly connected with an air-permeable cover plate, and an air-cooled heat dissipation assembly is arranged on the air-permeable cover plate. Meanwhile, when the air flow speed of the outside is increased, the air flow can be rapidly dispersed to the inner cavity of the radiating cabinet, so that the running time of the whole air-cooled radiating assembly is prolonged, the radiating efficiency is improved, the phenomena of accumulation of natural quantity and continuous temperature rise in the cabinet body are effectively avoided, the thousands-type transformer is effectively protected, and the stability of the running state of the transformer is ensured;
however, the existing dry-type transformer still has the following disadvantages:
1. The existing dry-type transformer is inconvenient to position and install, most of the operation is needed to be completed by means of bolts in the installation process, the transformer is installed in the shell, and when the transformer breaks down, operators need to maintain the transformer in the shell, so that overhaul and maintenance operations are inconvenient;
2. When the existing dry-type transformer is used for radiating the transformer, most of the current dry-type transformer only radiates through the fan, and in a hot weather state, the temperature of the gas in the air is higher, the actual radiating mode is single, and the actual radiating effect is limited;
3. The existing dry-type transformer is poor in dustproof effect, dust is easily brought into the shell to be attached to the transformer, or in the dustproof process, the dust screen is inconvenient to detach and clean, and the dust screen is easy to block in the long-term use process.
Therefore, we propose an air-cooled circulating heat dissipation type dry-type transformer so as to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to provide an air-cooled circulating heat dissipation type dry type transformer, which is used for solving the problems that the positioning and mounting operation of the transformer is inconvenient, most of the positioning and mounting operation is needed to be completed by means of bolts in the mounting process, the transformer is mounted in a shell, when the transformer fails, an operator needs to maintain the transformer in the shell, the maintenance operation is inconvenient, when the transformer is subjected to heat dissipation, most of the air is subjected to blowing heat dissipation only by a fan, the temperature of gas in the air is higher in a hot weather state, the actual heat dissipation mode is single, the actual heat dissipation effect is limited, the dust is not good, dust is easily carried into the shell to be attached to the transformer, or the dust screen is inconvenient to detach and clean in the dust prevention process, and the dust screen is easy to be blocked in the long-term use process.
In order to achieve the above purpose, the present invention provides the following technical solutions: an air-cooled circulating heat dissipation type dry type transformer comprises a bearing frame and a dry type transformer body arranged in the middle of the bearing frame;
Further comprises:
The heat dissipation copper plate is embedded into the bottom of the bearing frame, heat dissipation fins are arranged at the lower end of the heat dissipation copper plate at equal intervals, the heat dissipation fins extend out of the outer side of the lower end of the bearing frame, the heat dissipation copper plate and the dry-type transformer body are in fit arrangement, and cooling mechanisms are arranged at the left end and the right end of the dry-type transformer body;
The cooling mechanism is arranged in the cooling box and comprises a blowing device fixedly arranged on one side, far away from the bearing frame, of the cooling box, a cooling pipe arranged in the middle of the cooling box, a circulating pump fixedly arranged on the front side of the upper end of the cooling box, a heat exchanger fixedly arranged in the middle of the front side of the cooling box and a refrigerator fixedly arranged on the front side of the lower end of the cooling box;
wherein the cooling pipe forms a loop through a circulating pump, a heat exchanger and a refrigerator;
The mounting mechanisms are symmetrically arranged at the left side and the right side of the lower end of the dry-type transformer body, the mounting mechanisms are used for positioning between the dry-type transformer body and the bearing frame, and the upper end of the bearing frame is connected with a protective cover in a clamping manner;
the dustproof net is inserted and installed in the middle of the cooling box, the dustproof net is arranged on one side, close to the bearing frame, of the cooling pipe, the front side and the rear side of the upper end of the dustproof net are connected with auxiliary plates in a clamping mode, and the auxiliary plates drive the dustproof net to form a dismounting structure in the middle of the cooling box.
Preferably, the mounting mechanism comprises a mounting rod welded in the middle of the side surface of the lower end of the dry-type transformer body, a positioning plate used for positioning, mounting blocks welded at the front end and the rear end of the side surface of the lower end of the dry-type transformer body, a limiting plate used for connection, limiting rods fixedly connected to the left side and the right side of the bottom of the bearing frame and a mounting cap used for locking.
Preferably, the mounting rod is connected with the positioning plate in a clamping way, and the positioning plate is welded on two sides of the bottom of the bearing frame.
Preferably, the mounting block is connected with the limiting plate in a clamping way, the lower end of the limiting plate is sleeved on the outer side of the limiting rod, the limiting rod is connected with the mounting cap in a threaded way, and the mounting cap is in fit with the limiting rod;
wherein, be laminating setting between limiting plate and the carrier.
Preferably, the left and right sides of protection casing lower extreme is all fixedly connected with connecting block, and the block is connected between connecting block and the connecting plate, be the laminating setting between connecting plate and the protection casing, and the side grafting of connecting plate has the connecting rod.
Preferably, the outer surface threaded connection of connecting rod has the connecting cap, and is the laminating setting between connecting cap and the connecting plate.
Preferably, the cooling boxes are respectively and fixedly connected to the left side and the right side of the bearing frame, and water leakage holes are formed in the bottoms of the cooling boxes.
Preferably, both sides all hinged joint has the accessory plate around the cooling tank upper end, and the accessory plate constitutes flip structure in the upper end of cooling tank, the middle part draw-in groove of accessory plate is connected with the fixed column, and the fixed column is fixed connection in the front and back both sides of cooling tank upper end respectively.
Preferably, the lower extreme of accessory plate is provided with the spring, and the expansion end fixedly connected with fly leaf of spring, constitute sliding construction from top to bottom between fly leaf and the supporting shoe, and supporting shoe respectively fixed connection is at the left and right sides both ends of accessory plate.
Preferably, the upper end of the movable plate is connected to the middle part of the fixed column in a clamping way.
Compared with the prior art, the invention has the beneficial effects that: this air-cooled circulation heat dissipation type dry-type transformer, through the setting of installation mechanism, can be very convenient fix a position the installation to the dry-type transformer body, establish in the outside of dry-type transformer body through the protection casing cover, play the rainproof effect of protection to the dry-type transformer body, combine the protection casing to constitute the dismantlement structure in the upper end of bearing frame, thereby be convenient for directly dismantle the protection casing when maintaining, it is more convenient to overhaul the operation, through the setting of heat dissipation copper, radiating fin and cooling mechanism, can more efficient dispel the heat to the dry-type transformer body, combine the setting of dust screen, prevent to bring into the external dust when dispelling the heat and attach on the dry-type transformer body, and through the setting of auxiliary plate, be convenient for dismantle the clearance to the dust screen, prevent that the dust screen from being blocked by the dust;
1. The installation mechanism comprises an installation rod, a positioning plate, an installation block, a limiting plate, a limiting rod and an installation cap, the installation mechanism is arranged, the installation and the positioning of the dry-type transformer body are facilitated, the protection cover is combined to cover the outer side of the dry-type transformer body, the dry-type transformer body is well protected against rain, the protection cover is combined to be detachable from the outer side of the dry-type transformer body, and the protection cover is further detached directly during maintenance, so that the dry-type transformer body is convenient to maintain and overhaul;
2. The cooling mechanism comprises a blowing device, a cooling pipe, a circulating pump, a heat exchanger and a refrigerator, and the heat dissipation copper plate, the heat dissipation fins and the cooling mechanism are arranged to be capable of carrying out heat dissipation treatment on the dry-type transformer body very efficiently;
3. Be equipped with dust screen and accessory plate, through the setting of dust screen, can prevent to get into in the bearing frame in ventilation heat dissipation process dust and attach on the dry-type transformer body, combine the setting of accessory plate, be convenient for dismantle the clearance to the dust screen, prevent that the dust screen from taking place to block up in long-term use.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the front view of the carrier, dry-type transformer body, heat dissipating copper plate and heat dissipating fins of the present invention;
FIG. 3 is a schematic view showing a bottom exploded structure of the carrier, the heat dissipating copper plate and the heat dissipating fins of the present invention;
FIG. 4 is a schematic view showing the exploded construction of the carrier, dry transformer body and shield of the present invention;
FIG. 5 is a schematic view of the overall structure of the dry-type transformer body and mounting mechanism of the present invention;
FIG. 6 is a schematic view of an exploded view of the mounting bar and locating plate of the present invention;
FIG. 7 is a schematic view of the explosive structure of the mounting block, limiting plate, limiting rod and mounting cap of the present invention;
FIG. 8 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;
FIG. 9 is a schematic view of the explosive structure of the connection block, connection plate, connection rod and connection cap of the present invention;
FIG. 10 is a schematic view of the bottom structure of the cooling tank and heat exchanger of the present invention;
FIG. 11 is a schematic diagram of a front cut-away structure of a cooling box and cooling pipes according to the present invention;
FIG. 12 is an enlarged schematic view of the structure of FIG. 1B according to the present invention;
FIG. 13 shows an auxiliary plate and an auxiliary plate according to the present invention the fixed column is a schematic view of the bottom view structure.
In the figure: 1. a carrier; 2. a dry-type transformer body; 3. a heat-dissipating copper plate; 4. a heat radiation fin; 5. a mounting mechanism; 6. a mounting rod; 7. a positioning plate; 8. a mounting block; 9. a limiting plate; 10. a limit rod; 11. installing a cap; 12. a protective cover; 13. a connecting block; 14. a connecting plate; 15. a connecting rod; 16. a connecting cap; 17. a cooling box; 18. a cooling mechanism; 19. a blowing device; 20. a cooling tube; 21. a circulation pump; 22. a heat exchanger; 23. a refrigerator; 24. a dust screen; 25. an auxiliary plate; 26. fixing the column; 27. a spring; 28. a movable plate; 29. and a supporting block.
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. 1-13, the present invention provides the following technical solutions:
Example 1: in order to solve the problems that in the prior art, positioning and mounting operations on a transformer are inconvenient, most of the positioning and mounting operations are needed to be completed by means of bolts in the mounting process, and the transformer is mounted in a shell, when the transformer fails, operators need to perform maintenance operations on the transformer in the shell, and overhaul and maintenance operations are inconvenient, the air-cooled circulating heat-dissipation type dry-type transformer is provided with a bearing frame 1, a dry-type transformer body 2, a mounting mechanism 5, a protective cover 12, a connecting block 13, a connecting plate 14, a connecting rod 15 and a connecting cap 16, wherein the mounting mechanism 5 comprises a mounting rod 6 welded in the middle of the side surface of the lower end of the dry-type transformer body 2, a positioning plate 7 for positioning, mounting blocks 8 welded at the front end and the rear end of the side surface of the lower end of the dry-type transformer body 2, limiting plates 9 for connection, limiting rods 10 fixedly connected to the left side and the right side of the bottom of the bearing frame 1 and mounting caps 11 for locking, the installation pole 6 is connected with the block between the locating plate 7, and the locating plate 7 welds the both sides in the bottom of bearing frame 1, and the block between installation 8 and the limiting plate 9 is connected, and the lower extreme cover of limiting plate 9 is established in the outside of gag lever post 10, be connected through the mode of screw thread between gag lever post 10 and the installation cap 11, and be laminating setting between installation cap 11 and the gag lever post 10, and the left and right sides of protection casing 12 lower extreme all fixedly connected with connecting block 13, and the block between connecting block 13 and connecting plate 14 is connected, be laminating setting between connecting plate 14 and the protection casing 12, and the side grafting of connecting plate 14 has connecting rod 15, the surface threaded connection of connecting rod 15 has connecting cap 16, and be laminating setting between connecting cap 16 and the connecting plate 14, as fig. 1, fig. 2, like As shown in fig. 4, fig. 5, fig. 6, fig. 7, fig. 8 and fig. 9, the dry-type transformer body 2 is placed in the bearing frame 1, meanwhile, the dry-type transformer body 2 drives the mounting rod 6 to be in clamping connection with the positioning plate 7, so that the dry-type transformer body 2 and the bearing frame 1 are positioned conveniently, the dry-type transformer body 2 is placed at the upper end of the heat dissipation copper plate 3, then the limiting plates 9 are arranged on the left side and the right side of the dry-type transformer body 2 in a lamination manner, the mounting block 8 is moved downwards, the mounting block 8 is in clamping connection with the limiting plates 9, meanwhile, the limiting rod 10 is inserted into the lower end of the limiting plates 9, then the mounting cap 11 in threaded connection with the outer surface of the limiting rod 10 is rotated, so that the mounting cap 11 is tightly attached to the limiting rod 10, and the dry-type transformer body 2 and the bearing frame 1 are positioned conveniently, the whole mounting operation is convenient and the whole operation is convenient.
After the installation is completed, the protective cover 12 is clamped at the upper end of the bearing frame 1, a sealing gasket is arranged between the protective cover 12 and the bearing frame 1 to prevent seepage, then the connecting plate 14 is moved, so that the connecting plate 14 is clamped with the connecting block 13, the connecting plate 14 is in fit connection with the protective cover 12, the connecting rod 15 is connected with the connecting plate 14 in an inserting mode, then the connecting cap 16 which is in threaded connection with the outer surface of the connecting rod 15 is rotated, the connecting cap 16 is tightly attached with the connecting plate 14, and further limiting is carried out between the protective cover 12 and the bearing frame 1, the protective cover 12 is covered on the outer side of the dry type transformer body 2, a certain degree of protection and rainproof effect can be achieved on the dry type transformer body 2 through the arrangement of the protective cover 12, in addition, when the dry type transformer body 2 fails, the protective cover 12 can be disassembled, maintenance and overhaul operations can be conveniently carried out on the dry type transformer body 2, and hands do not need to stretch into the housing in an overhaul process;
Example 2: in the existing dry-type transformer, when the transformer is subjected to heat radiation, most of the air is blown and radiated only by a fan, and in the hot weather state, the temperature of gas in the air is higher, the actual heat radiation mode is single, and the actual heat radiation effect is limited, so that by the arrangement, a heat radiation copper plate 3, heat radiation fins 4, a cooling box 17 and a cooling mechanism 18 are arranged, the heat radiation copper plate 3 is embedded into the bottom of a bearing frame 1, the heat radiation fins 4 are arranged at equal intervals at the lower end of the heat radiation copper plate 3, the heat radiation fins 4 extend out of the outer side of the lower end of the bearing frame 1, the heat radiation copper plate 3 and the dry-type transformer body 2 are in fit arrangement, the cooling box 17 is fixedly connected with the left end and the right end of the bearing frame 1, the cooling mechanism 18 is arranged in the cooling box 17, and the cooling mechanism 18 comprises a blowing device 19 fixedly installed at one side of the cooling tank 17 far from the bearing frame 1, a cooling pipe 20 arranged at the middle part of the cooling tank 17, a circulating pump 21 fixedly installed at the front side of the upper end of the cooling tank 17, a heat exchanger 22 fixedly installed at the middle part of the front side of the cooling tank 17 and a refrigerator 23 fixedly installed at the front side of the lower end of the cooling tank 17, as shown in fig. 1, 3 and 11, the arrangement of the heat radiating copper plate 3 and the heat radiating fins 4 can assist in radiating the heat of the dry type transformer body 2 outwards, and the cooling pipe 20 forms a loop through the circulating pump 21, the heat exchanger 22 and the refrigerator 23, when the temperature is high, the blowing device 19 blows air, and the circulating pump 21, the heat exchanger 22 and the refrigerator 23 circulate and cool the cooling liquid in the cooling pipe 20, the air blown by the blowing device 19 cools the cooling air to the dry type transformer body 2, thereby the heat radiating operation of the dry type transformer body 2 can be more efficiently, and the bottom of the cooling tank 17 is provided with a drain hole, the condensed water attached to the outer surface of the cooling pipe 20 drops downward and is discharged outward through the drain port.
Example 3: the existing dry-type transformer has poor dustproof effect, dust is easily brought into a shell to be adhered to the transformer, or in the dustproof process, the dust screen 24 is inconvenient to detach and clean, and the dust screen 24 is easy to be blocked in the long-term use process, so the dust screen 24 is inserted and installed in the middle of a cooling box 17 by arranging the dust screen 24, an auxiliary plate 25, a fixed column 26, a spring 27, a movable plate 28 and a supporting block 29, the dust screen 24 is arranged on one side of a cooling pipe 20 close to a bearing frame 1, the auxiliary plate 25 is clamped and connected on the front side and the rear side of the upper end of the dust screen 24, the auxiliary plate 25 is hinged on the front side and the rear side of the upper end of the cooling box 17, the auxiliary plate 25 forms a turnover structure on the upper end of the cooling box 17, a clamping groove in the middle of the auxiliary plate 25 is connected with the fixed column 26, the fixed column 26 is respectively fixedly connected on the front side and the rear side of the upper end of the cooling box 17, the lower end of the auxiliary plate 25 is provided with a spring 27, the movable end of the spring 27 is fixedly connected with a movable plate 28, an up-down sliding structure is formed between the movable plate 28 and a supporting block 29, the supporting block 29 is respectively and fixedly connected with the left end and the right end of the auxiliary plate 25, the upper end of the movable plate 28 is connected with the middle part of a fixed column 26 in a clamping way, as shown in fig. 10, 12 and 13, through the arrangement of a dust screen 24, external dust can be prevented from entering the bearing frame 1 and attaching to the dry type transformer body 2, the actual dust-proof effect is better, when more dust is on the dust screen 24, the movable plate 28 can be pulled downwards to slide between the movable plate 28 and the supporting block 29, at this time, the movable plate 28 extrudes the spring 27, so that the spring 27 elastically deforms, the upper end of the spring 27 is separated from the fixed column 26, and limit between the fixed column 26 and the auxiliary plate 25 is further loosened, then overturn the auxiliary plate 25, the auxiliary plate 25 rotates at the upper end of the cooling box 17, at this time, the auxiliary plate 25 is separated from the dust screen 24, and then the limit between the dust screen 24 and the cooling box 17 is loosened, then the dust screen 24 is pulled upwards, the dust screen 24 is pulled out from the cooling box 17, and then the dust screen 24 is convenient to detach and clean, and the dust screen 24 is prevented from being blocked by dust in the long-term use process.
The details not described in detail in the specification belong to the prior art known to those skilled in the art, standard parts used in the invention can be purchased from market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the description is omitted.
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 (10)
1. An air-cooled circulating heat dissipation type dry type transformer comprises a bearing frame (1) and a dry type transformer body (2) arranged in the middle of the bearing frame (1);
Characterized by further comprising:
The cooling copper plate (3) is embedded into the bottom of the bearing frame (1), cooling fins (4) are arranged at equal intervals at the lower end of the cooling copper plate (3), the cooling fins (4) extend out of the lower end of the bearing frame (1), the cooling copper plate (3) and the dry-type transformer body (2) are in fit arrangement, and cooling mechanisms (18) are arranged at the left end and the right end of the dry-type transformer body (2);
The cooling mechanism (18) is arranged in the cooling box (17), and the cooling mechanism (18) comprises a blowing device (19) fixedly arranged on one side, far away from the bearing frame (1), of the cooling box (17), a cooling pipe (20) arranged in the middle of the cooling box (17), a circulating pump (21) fixedly arranged on the front side of the upper end of the cooling box (17), a heat exchanger (22) fixedly arranged in the middle of the front side of the cooling box (17) and a refrigerator (23) fixedly arranged on the front side of the lower end of the cooling box (17);
Wherein the cooling pipe (20) forms a loop through a circulating pump (21), a heat exchanger (22) and a refrigerator (23);
The mounting mechanisms (5) are symmetrically arranged at the left side and the right side of the lower end of the dry-type transformer body (2), the mounting mechanisms (5) are used for positioning between the dry-type transformer body (2) and the bearing frame (1), and the upper end of the bearing frame (1) is connected with a protective cover (12) in a clamping manner;
The dustproof net (24), dustproof net (24) are pegged graft and are installed in the middle part of cooling tank (17), and dustproof net (24) set up in cooling tube (20) be close to one side of bearing frame (1), both sides all block are connected with auxiliary plate (25) around dustproof net (24) upper end, and auxiliary plate (25) drive dustproof net (24) constitute the dismantlement structure at the middle part of cooling tank (17).
2. An air-cooled circulating heat dissipation type dry type transformer as set forth in claim 1, wherein: the mounting mechanism (5) comprises a mounting rod (6) welded in the middle of the side surface of the lower end of the dry-type transformer body (2), a positioning plate (7) used for positioning, mounting blocks (8) welded at the front end and the rear end of the side surface of the lower end of the dry-type transformer body (2), limiting plates (9) used for connection, limiting rods (10) fixedly connected to the left side and the right side of the bottom of the bearing frame (1) and mounting caps (11) used for locking.
3. An air-cooled circulating heat dissipation type dry type transformer as set forth in claim 2, wherein: the mounting rod (6) is connected with the positioning plate (7) in a clamping way, and the positioning plate (7) is welded on two sides of the bottom of the bearing frame (1).
4. An air-cooled circulating heat dissipation type dry type transformer as set forth in claim 2, wherein: the mounting block (8) is connected with the limiting plate (9) in a clamping way, the lower end of the limiting plate (9) is sleeved on the outer side of the limiting rod (10), the limiting rod (10) is connected with the mounting cap (11) in a threaded way, and the mounting cap (11) is in fit with the limiting rod (10);
Wherein the limiting plate (9) is attached to the bearing frame (1).
5. An air-cooled circulating heat dissipation type dry type transformer as set forth in claim 1, wherein: the left and right sides of protection casing (12) lower extreme is all fixedly connected with connecting block (13), and block connection between connecting block (13) and connecting plate (14), be the laminating setting between connecting plate (14) and protection casing (12), and the side grafting of connecting plate (14) has connecting rod (15).
6. An air-cooled circulating heat dissipation type dry-type transformer as set forth in claim 5, wherein: the outer surface threaded connection of connecting rod (15) has connecting cap (16), and is laminating setting between connecting cap (16) and connecting plate (14).
7. An air-cooled circulating heat dissipation type dry type transformer as set forth in claim 1, wherein: the cooling boxes (17) are respectively and fixedly connected to the left side and the right side of the bearing frame (1), and water leakage holes are formed in the bottoms of the cooling boxes (17).
8. An air-cooled circulating heat dissipation type dry-type transformer as set forth in claim 7, wherein: the front side and the rear side of the upper end of the cooling box (17) are hinged with auxiliary plates (25), the upper end of the cooling box (17) is provided with an overturning structure through the auxiliary plates (25), a fixing column (26) is connected with a middle clamping groove of the auxiliary plates (25), and the fixing column (26) is respectively and fixedly connected with the front side and the rear side of the upper end of the cooling box (17).
9. An air-cooled circulating heat dissipation type dry type transformer as set forth in claim 8, wherein: the lower extreme of auxiliary plate (25) is provided with spring (27), and the expansion end fixedly connected with fly leaf (28) of spring (27), constitute the vertical sliding structure between fly leaf (28) and supporting shoe (29), and supporting shoe (29) are fixed connection respectively in the left and right sides both ends of auxiliary plate (25).
10. An air-cooled circulating heat dissipation type dry type transformer as set forth in claim 9, wherein: the upper end of the movable plate (28) is connected to the middle part of the fixed column (26) in a clamping way.
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| CN202411088965.0A CN118919225A (en) | 2024-08-09 | 2024-08-09 | Air-cooled circulating heat dissipation type dry-type transformer |
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| CN202411088965.0A CN118919225A (en) | 2024-08-09 | 2024-08-09 | Air-cooled circulating heat dissipation type dry-type transformer |
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Application publication date: 20241108 |