CN113077965B - Resin insulation dry-type transformer - Google Patents
Resin insulation dry-type transformer Download PDFInfo
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- CN113077965B CN113077965B CN202110310109.5A CN202110310109A CN113077965B CN 113077965 B CN113077965 B CN 113077965B CN 202110310109 A CN202110310109 A CN 202110310109A CN 113077965 B CN113077965 B CN 113077965B
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- Prior art keywords
- heat dissipation
- rod
- chassis
- plate
- waterproof
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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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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
- A62C37/10—Releasing means, e.g. electrically released
- A62C37/11—Releasing means, e.g. electrically released heat-sensitive
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
- F16F15/085—Use of both rubber and metal springs
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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
-
- 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
Abstract
The invention discloses a resin insulation dry-type transformer which comprises a damping base, a heat dissipation protective shell, a nitrogen-filled air bag, a positive and negative motor and a connecting hole, wherein the surface of a heat dissipation chassis is connected with the inner surface of the damping base through an installation rod, the heat dissipation protective shell is fixedly installed above the heat dissipation chassis, the upper part of the heat dissipation protective shell is connected with a waterproof top cover through a fastening nut, a rubber convex pad is bonded on the surface of the middle part of the damping base, a fixed rod is fixed below the waterproof top cover, the inner side of the fixed rod is connected with a threaded rod, and the surface of the threaded rod is connected with an extrusion plate. This resin insulation dry-type transformer is provided with mounting panel, radiator fan, connecting rod and rolling disc, can drive through positive and negative motor, makes the rolling disc pass through the connecting rod and drives the radiator fan on mounting panel surface and remove about inside heat dissipation chassis, and the radiator fan who removes through removing about carries out the heat dissipation of blowing back and forth to inside device, improves the device's radiating effect.
Description
Technical Field
The invention relates to the technical field of transformers, in particular to a resin insulation dry-type transformer.
Background
The transformer is widely used in local lighting, high-rise buildings, airports and the like, has good electrical strength, mechanical strength and heat-resistant strength, can be classified into a resin insulation type dry transformer, an oil-immersed transformer and the like according to different use environments of the transformer, and still has some defects for the existing resin insulation dry transformer, such as:
1. the prior patent No. CN106710828 which is granted and published discloses a three-dimensional wound core resin insulation dry-type transformer, wherein a heat dissipation channel is arranged between transformer coils, and a heat dissipation fin is arranged in the heat dissipation channel, so that the internal heat dissipation effect is improved, the whole winding is encapsulated by an epoxy resin solid insulation layer, so that not only is moisture difficult to invade, but also the possibility that a conductor is invaded by various harmful gases and corrosive chemical compositions is completely blocked, the heat dissipation effect of the method is poor, the internal accumulated temperature is easy to cause, the internal maintenance is difficult, and the normal use of the transformer is easy to influence;
2. most of the existing resin insulation dry-type transformers are connected by rigid structures, the damping effect of the whole transformer body is poor, the service life of internal devices is easily influenced, and the use has limitations;
the prior resin insulation dry type transformer cannot prevent the inferior functionality of the internal fire-fighting when the internal part of the prior resin insulation dry type transformer is used, so a resin insulation dry type transformer is provided to solve the problems.
Disclosure of Invention
The invention aims to provide a resin insulation dry-type transformer, which aims to solve the problems that most of the existing resin insulation dry-type transformers in the prior art are connected by rigid structures, the damping effect of the whole machine body is poor, the service life of internal devices is easily influenced, the functionality of preventing internal fire and extinguishing fire is poor, the heat dissipation effect is poor, the internal temperature is easily accumulated, the internal is not easy to maintain, and the normal use of the transformer is easily influenced.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an insulating dry-type transformer of resin, includes vibration damping mount, heat dissipation protecting crust, fills nitrogen gasbag, positive and negative motor and connecting hole, the surface of heat dissipation chassis is connected with vibration damping mount's internal surface through the installation pole, and the top fixed mounting of heat dissipation chassis has the heat dissipation protecting crust to the top of heat dissipation protecting crust is connected with waterproof top cap through fastening nut, vibration damping mount's middle part surface bonding is provided with the protruding pad of rubber, the coil body is installed to the top of heat dissipation chassis, waterproof top cap's lower surface is provided with fills nitrogen gasbag, the through-hole has been seted up to the top of heat dissipation chassis, and both sides are fixed with the location slide bar around the inside of heat dissipation chassis to the surface connection of location slide bar has the mounting panel, the below middle part fixed mounting of heat dissipation chassis has positive and negative motor, and positive and negative motor's output is connected with the rolling disc to the top of rolling disc is connected with the connecting rod, the below of waterproof top cap is fixed with the dead lever, and the inboard of dead lever is connected with the threaded rod to the surface connection of threaded rod has the stripper plate.
Preferably, vibration damping mount is "H" font structure, and the fluting that the inboard of installing pole vibration damping mount was seted up on the surface of heat dissipation chassis constitutes the block and connects to the surface connection of installation pole has the connection pad, and both sides all bond and are provided with spacing tooth around the grooved internal surface.
Preferably, the heat dissipation protective shell comprises a shell, air holes, sliding grooves, heat dissipation aluminum strips and waterproof aluminum plates, the air holes are uniformly formed in the surface of the shell, the sliding grooves are formed in the left side and the right side of the inner surface of the shell, and the heat dissipation aluminum strips and the waterproof aluminum plates are uniformly arranged on the outer side of the shell.
Preferably, the air holes and the heat dissipation aluminum strips are arranged in a staggered mode, and the heat dissipation aluminum strips and the waterproof aluminum plates are vertically distributed.
Preferably, it is the ring form structure to fill the nitrogen gasbag, and fills the upper surface of nitrogen gasbag and seted up connecting groove to fill the surface block of nitrogen gasbag and be connected with sealed slide, fill the below of nitrogen gasbag simultaneously and adopt easily burning sealed membrane material.
Preferably, the surface of the sealing sliding plate is uniformly provided with heat dissipation holes, and the inner side of the sealing sliding plate and the sliding groove on the surface of the shell form a sliding structure in clamping connection.
Preferably, the mounting plate is connected with the positioning sliding rod in a sliding manner, the upper portion of the inner side of the mounting plate is connected with the connecting rod in a rotating manner, the connecting rod is connected with the rotating disc in a rotating manner, the mounting plate is arranged in two groups in a central symmetry manner relative to the heat dissipation chassis, and 2 heat dissipation fans are symmetrically arranged on the surface of the mounting plate.
Preferably, the threaded rod is connected with the bearing below the waterproof top cover, the threaded rod is in threaded connection with the extrusion plate, the extrusion plate is in sliding connection with the fixed rod, and the extrusion plate is uniformly arranged below the waterproof top cover.
Preferably, the surface of the connecting pad is of a saw-toothed structure, the connecting pad is in meshed connection with a limiting tooth on the inner surface of the groove, the limiting tooth is made of elastic rubber, the connecting pad and the bottom of the groove in the surface of the damping base form an elastic structure through a spring, and a rubber rod is arranged inside the spring.
Preferably, the size of the heat dissipation holes is equal to the size of the air holes in the surface of the shell, and when the sealing sliding plate is arranged at the lowest part of the inner surface of the heat dissipation protective shell, the heat dissipation holes in the surface of the sealing sliding plate and the air holes in the surface of the shell are arranged in a staggered mode one by one.
Compared with the prior art, the invention has the beneficial effects that: the resin-insulated dry-type transformer;
(1) The shock absorption device is provided with the shock absorption base, the mounting rod, the connecting pads, the spring and the rubber rod, the shock absorption base can slide on the groove in the inner surface of the shock absorption base through the connecting pads at two ends of the mounting rod, the connecting pads with the saw-toothed surfaces are meshed with the limiting teeth made of rubber materials on the surfaces of the groove, and the spring and the rubber rod are matched for use, so that the vibration generated by the work of a device above the heat dissipation chassis is conveniently and effectively buffered, and the shock absorption effect of the device is improved;
(2) The cooling device is provided with a mounting plate, a cooling fan, a connecting rod and a rotating disc, and can be driven by a positive and negative motor, so that the rotating disc drives the cooling fan on the surface of the mounting plate to move left and right in the inner cooling underframe through the connecting rod, and the cooling fan moving left and right can blow air to and fro to cool internal devices, thereby improving the cooling effect of the device;
(3) The surface of the heat dissipation protective shell is provided with the air holes and the waterproof aluminum plate, so that the heat can be conveniently discharged from the upper side and the lower side of the shell through the air holes, external rainwater is prevented from entering the device through the air holes, and the waterproof effect of the device is improved;
(4) The fire extinguishing device is provided with the sealing sliding plate, the heat dissipation holes and the nitrogen-filled air bag, the lower part of the nitrogen-filled air bag is made of flammable sealing film materials, when a fire disaster occurs due to overhigh internal temperature, the bottom of the nitrogen-filled air bag can be burnt out, and then nitrogen in the nitrogen-filled air bag is used for extinguishing the fire, meanwhile, the sealing sliding plate clamped on the surface of the nitrogen-filled air bag can slide downwards on a sliding groove on the surface of the shell due to the action of gravity, so that the heat dissipation holes on the surface of the sealing sliding plate and the air holes on the surface of the shell are conveniently staggered, the internal sealing of the device is facilitated, oxygen is prevented from entering, and the fire extinguishing effect is improved;
(5) Be provided with dead lever, threaded rod and stripper plate, can rotate the threaded rod through the back, make the threaded rod drive the stripper plate and slide from top to bottom at the dead lever, conveniently fill nitrogen gasbag and waterproof top cap's installation and dismantlement, improve the device's result of use.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 at A according to the present invention;
FIG. 3 is a schematic top view of the heat dissipation protective housing of the present invention;
FIG. 4 is a schematic diagram of a side view of the connection between the heat dissipation protective shell and the sealing slide plate according to the present invention;
FIG. 5 is a schematic bottom view of the waterproof top cover of the present invention;
FIG. 6 is a schematic top sectional view of the heat dissipating chassis of the present invention;
FIG. 7 is a schematic diagram of a side view of the connection between the vibration damping mount and the heat dissipating bottom frame;
FIG. 8 is a side view of the slot of the present invention.
In the figure: 1. a damping mount; 2. a heat dissipation chassis; 3. a heat dissipation protective housing; 301. a housing; 302. air holes are formed; 303. a chute; 304. radiating aluminum strips; 305. a waterproof aluminum plate; 4. a rubber convex pad; 5. a waterproof top cover; 6. fastening a nut; 7. a coil body; 8. filling a nitrogen air bag; 9. sealing the sliding plate; 10. a through hole; 11. positioning the slide bar; 12. mounting a plate; 13. a heat radiation fan; 14. a positive and negative motor; 15. rotating the disc; 16. a connecting rod; 17. a connecting clamping groove; 18. fixing the rod; 19. a threaded rod; 20. a pressing plate; 21. mounting a rod; 22. grooving; 23. a connection pad; 24. a spring; 25. a rubber rod; 26. limiting teeth; 27. connecting holes; 28. and (4) heat dissipation holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a resin insulation dry-type transformer, including vibration damping mount 1, heat dissipation chassis 2, heat dissipation protecting crust 3, casing 301, bleeder vent 302, spout 303, heat dissipation aluminium strip 304, waterproof aluminum plate 305, rubber convex pad 4, waterproof top cap 5, fastening nut 6, coil body 7, fill nitrogen gasbag 8, sealed slide 9, through-hole 10, location slide bar 11, mounting panel 12, radiator fan 13, positive and negative motor 14, rolling disc 15, connecting rod 16, connecting card slot 17, dead lever 18, threaded rod 19, stripper plate 20, mounting rod 21, fluting 22, connecting pad 23, spring 24, rubber pole 25, spacing tooth 26, connecting hole 27 and louvre 28, the surface of heat dissipation chassis 2 is connected with the internal surface of vibration damping mount 1 through mounting rod 21, and the top of heat dissipation chassis 2 is fixed with heat dissipation chassis 3, and the top of heat dissipation shell 3 is connected with waterproof top cap 5 through fastening nut 6, the middle part surface bonding of vibration damping mount 1 is provided with rubber convex pad 4, coil body 7 is installed to the top of heat dissipation chassis 2, the lower surface of waterproof chassis 2 is provided with nitrogen gasbag 8, and the upper side of heat dissipation chassis 2 is provided with heat dissipation chassis 2, and the fixed threaded rod 10, and the inside screw rod 14 of motor 14 is connected with the output of motor 14, and the bottom cap 14 is connected with the bottom cap 14, the bottom cap 14 is connected with the bottom cap 16.
Like figure 1, 7 and 8 vibration damping mount 1 are "H" font structure, and the fluting 22 that the inboard of installing pole 21 vibration damping mount 1 was seted up on the surface of heat dissipation chassis 2 constitutes the block connection, and the surface of installing pole 21 is connected with connection pad 23, both sides all bond and are provided with spacing tooth 26 around the internal surface of fluting 22, the surface of connection pad 23 is the serration structure, and connection pad 23 is connected for the meshing with spacing tooth 26 of fluting 22 internal surface, and spacing tooth 26 adopts the elastic rubber material, connection pad 23 constitutes elastic construction through spring 24 and vibration damping mount 1 surface slotted 22's bottom simultaneously, the inside of spring 24 is provided with rubber rod 25, the shock attenuation of the device has been made things convenient for, improve the life of the inside device.
As in fig. 1 and fig. 3 heat dissipation protecting crust 3 includes casing 301, bleeder vent 302, spout 303, heat dissipation aluminium strip 304 and waterproof aluminum plate 305, and bleeder vent 302 has evenly been seted up on casing 301's surface, and spout 303 has all been seted up to the internal surface left and right sides of casing 301, and the outside homogeneous body of casing 301 is provided with heat dissipation aluminium strip 304 and waterproof aluminum plate 305, bleeder vent 302 and heat dissipation aluminium strip 304 are crisscross setting, and heat dissipation aluminium strip 304 and waterproof aluminum plate 305 are vertical distribution, the heat dissipation of the device has been made things convenient for, and simultaneously, the dust of avoiding external rainwater enters into the device's inside, influence the use of inside device.
Fill nitrogen gasbag 8 and be circular ring shaped structure as in fig. 1, fig. 2 and fig. 5, and fill the upper surface of nitrogen gasbag 8 and seted up connecting groove 17 to the surface block that fills nitrogen gasbag 8 is connected with sealed slide 9, and the below that fills nitrogen gasbag 8 simultaneously adopts easily fires sealed membrane material, conveniently puts out a fire to inside through filling the inside nitrogen gas of nitrogen gasbag 8, improves the device's fire prevention effect.
As shown in fig. 2 and 4, heat dissipation holes 28 are uniformly formed in the surface of the sealing slide plate 9, and the inner side of the sealing slide plate 9 and the sliding groove 303 on the surface of the housing 301 form a sliding structure in a snap-fit connection, so that the sealing slide plate 9 can slide on the housing 301 when the nitrogen-filled airbag 8 is ruptured.
As shown in fig. 1 and 6, the mounting plate 12 is connected to the positioning sliding rod 11 in a sliding manner, the upper portion of the inner side of the mounting plate 12 is connected to the connecting rod 16 in a rotating manner, and the connecting rod 16 is connected to the rotating disc 15 in a rotating manner, two sets of the mounting plate 12 are symmetrically arranged about the center of the heat dissipation chassis 2, and 2 heat dissipation fans 13 are symmetrically arranged on the surface of the mounting plate 12, so that the heat dissipation fans 13 inside the mounting plate 12 can conveniently perform heat dissipation from left to right, and the heat dissipation effect of the device is improved.
As in fig. 2 and 5, the threaded rod 19 is connected with the lower part of the waterproof top cover 5 through a bearing, the threaded rod 19 is connected with the extrusion plate 20 through threads, the extrusion plate 20 is connected with the fixed rod 18 through a sliding connection, and the extrusion plate 20 is uniformly arranged below the waterproof top cover 5, so that the use of the threaded rod 19 and the extrusion plate 20 is facilitated, and the nitrogen-filled air bag 8 is convenient to install and disassemble.
As shown in fig. 4, the size of the heat dissipation holes 28 is equal to the size of the air holes 302 on the surface of the casing 301, and when the sealing slide plate 9 is at the lowest position of the inner surface of the heat dissipation protective casing 3, the heat dissipation holes 28 on the surface of the sealing slide plate 9 and the air holes 302 on the surface of the casing 301 are arranged in a one-to-one staggered manner, thereby facilitating the internal sealing and avoiding the external oxygen from entering.
The working principle is as follows: firstly, as shown in fig. 1 and fig. 6, the device is installed at a place where the device needs to be used, when the device is used, the forward and reverse motor 14 and the heat dissipation fan 13 can be turned on, the forward and reverse motor 14 can drive the rotary disc 15 to rotate left and right, when the rotary disc 15 rotates left, the mounting plate 12 can be pulled by the connecting rod 16 rotatably connected with two ends of the rotary disc 15, so that the mounting plate 12 slides inwards on the positioning slide rod 11 inside the heat dissipation chassis 2, and similarly, when the rotary disc 15 rotates reversely, the mounting plate 12 can slide outside the box, so that the heat dissipation fan 13 inside the mounting plate 12 can conveniently move left and right to dissipate heat, so that wind blows upwards through the through hole 10 on the upper surface of the heat dissipation chassis 2, so that the internal heat can be blown conveniently, and further the heat can be discharged through the vent hole 302 on the surface of the casing 301 and the heat dissipation hole 28 on the surface of the sealing sliding plate 9, according to fig. 1 and fig. 3, the heat dissipation aluminum strips 304 and the waterproof aluminum plates 305 on the outer surface of the casing 301 are vertically distributed, so that the heat can be effectively discharged from the upper and lower sides of the casing 301 through the waterproof aluminum plates 305, and simultaneously, the waterproof aluminum plates 305 can effectively prevent external rain and the inside of the device can be prevented from entering the device from affecting the use;
when a fire disaster occurs due to long-term work in hot summer, as shown in fig. 1, 2, 4 and 5, an open fire or a high temperature inside the fire disaster can burn the nitrogen-filled airbag 8 below the waterproof top cover 5, so that nitrogen inside the nitrogen-filled airbag 8 can move downwards to extinguish the fire inside the fire disaster, the sealing sliding plate 9 clamped and arranged outside the nitrogen-filled airbag 8 can slide downwards due to the action of gravity after the nitrogen-filled airbag 8 is burned, the sealing sliding plate 9 can slide to the bottom end of the shell 301, the heat dissipation holes 28 in the surface of the sealing sliding plate 9 and the air holes 302 in the surface of the shell 301 can be conveniently staggered, the heat dissipation protective shell 3 can be effectively sealed, external oxygen can be prevented from entering, and the fire extinguishing effect of the device can be improved;
as shown in fig. 1, 7 and 8, when in use, vibration is generated due to the operation of internal devices, the vibration is transmitted to the mounting rods 21 at the two ends of the heat dissipation chassis 2, so that the mounting rods 21 slide on the slots 22 on the surface of the vibration damping base 1, the connection pads 23 are arranged on the surface of the mounting rods 21, so that the connection pads 23 can effectively damp the vibration under the action of the springs 24 and the rubber rods 25 inside the slots 22, and meanwhile, the connection pads 23 with the saw-toothed matching surfaces are matched with the limit teeth 26 made of rubber material inside the slots 22, so that the vibration damping effect of the device is improved, and meanwhile, according to fig. 1, 2 and 5, the extrusion plate 20 can slide up and down on the surface of the fixing rod 18 by rotating the threaded rod 19, so that the extrusion and replacement of the nitrogen-filled air bag 8 are facilitated, which is the use principle of the resin insulation dry type transformer, and the content not described in detail in this specification belongs to the prior art known by those skilled in the art.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described, and the content not described in detail in the specification belongs to the prior art known by persons skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides an insulating dry-type transformer of resin, includes vibration damping mount (1), heat dissipation protecting crust (3), fills nitrogen gasbag (8), positive and negative motor (14) and heat dissipation chassis (2), its characterized in that: the surface of the heat dissipation chassis (2) is connected with the inner surface of the shock absorption base (1) through a mounting rod (21), a heat dissipation protective shell (3) is fixedly mounted above the heat dissipation chassis (2), the upper side of the heat dissipation protective shell (3) is connected with a waterproof top cover (5) through a fastening nut (6), a rubber convex pad (4) is arranged on the surface of the middle of the shock absorption base (1) in a bonding mode, a coil body (7) is mounted above the heat dissipation chassis (2), a nitrogen filling air bag (8) is arranged on the lower surface of the waterproof top cover (5), a through hole (10) is formed in the upper side of the heat dissipation chassis (2), positioning sliding rods (11) are fixed to the front side and the rear side of the interior of the heat dissipation chassis (2), a mounting plate (12) is connected to the surface of each positioning sliding rod (11), a positive and negative motor (14) is fixedly mounted in the middle of the lower portion of the heat dissipation chassis (2), the output end of each positive and negative motor (14) is connected with a rotating disc (15), a connecting rod (16) is connected to the upper side of the rotating disc (15), a fixing rod (18) is fixed to the lower portion of the waterproof chassis (5), an inner side of the threaded rod (19), and an extrusion plate (20) is connected with an extrusion plate (20);
the nitrogen charging air bag (8) is of a circular ring-shaped structure, a connecting clamping groove (17) is formed in the outer surface of the nitrogen charging air bag (8), the outer surface of the nitrogen charging air bag (8) is connected with a sealing sliding plate (9) in a clamping mode, and meanwhile, a flammable sealing film is adopted below the nitrogen charging air bag (8);
the surface of the sealing sliding plate (9) is uniformly provided with heat dissipation holes (28), and the inner side of the sealing sliding plate (9) and the sliding chute (303) on the surface of the shell (301) of the heat dissipation protective shell (3) form a sliding structure in clamping connection;
the mounting plate (12) is connected with the positioning slide rod (11) in a sliding manner, the upper part of the inner side of the mounting plate (12) is rotatably connected with the connecting rod (16) and the connecting rod (16) is rotatably connected with the rotating disc (15), two groups of mounting plates (12) are arranged in a central symmetry manner relative to the heat dissipation chassis (2), and 2 heat dissipation fans (13) are symmetrically arranged on the surface of the mounting plate (12);
threaded rod (19) are connected for the bearing with the below of waterproof top cap (5), and threaded rod (19) are threaded connection with the connected mode of stripper plate (20) to stripper plate (20) are sliding connection with the connected mode of dead lever (18), and stripper plate (20) evenly set up in the below of waterproof top cap (5) simultaneously, nitrogen-filled gasbag (8) are connected between waterproof top cap (5) and stripper plate (20).
2. A resin-insulated dry-type transformer as claimed in claim 1, wherein: vibration damping mount (1) is "H" font structure, and fluting (22) that the inboard of installing pole (21) vibration damping mount (1) was seted up on the surface of heat dissipation chassis (2) constitute the block and connect to the surface connection of installing pole (21) has connection pad (23), and both sides all bond and are provided with spacing tooth (26) around the internal surface of fluting (22).
3. A resin-insulated dry-type transformer as claimed in claim 1, wherein: the heat dissipation protective housing (3) comprises a housing (301), air holes (302), sliding grooves (303), heat dissipation aluminum strips (304) and waterproof aluminum plates (305), the air holes (302) are uniformly formed in the surface of the housing (301), the sliding grooves (303) are formed in the left side and the right side of the inner surface of the housing (301), and the heat dissipation aluminum strips (304) and the waterproof aluminum plates (305) are uniformly arranged on the outer side of the housing (301).
4. A resin-insulated dry-type transformer according to claim 3, wherein: the air holes (302) and the heat dissipation aluminum strips (304) are arranged in a staggered mode, and the heat dissipation aluminum strips (304) and the waterproof aluminum plates (305) are vertically distributed.
5. A resin-insulated dry-type transformer as claimed in claim 2, wherein: the surface of the connecting pad (23) is of a saw-toothed structure, the connecting pad (23) is in meshed connection with a limiting tooth (26) on the inner surface of the groove (22), the limiting tooth (26) is made of elastic rubber, the connecting pad (23) forms an elastic structure with the bottom of the groove (22) in the surface of the damping base (1) through a spring (24), and a rubber rod (25) is arranged inside the spring (24).
6. A resin-insulated dry-type transformer as claimed in claim 3, wherein: the size of the heat dissipation holes (28) is equal to that of the air holes (302) in the surface of the shell (301), and when the sealing sliding plate (9) is arranged at the lowest part of the inner surface of the heat dissipation protective shell (3), the heat dissipation holes (28) in the surface of the sealing sliding plate (9) and the air holes (302) in the surface of the shell (301) are arranged in a staggered mode one by one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110310109.5A CN113077965B (en) | 2021-03-24 | 2021-03-24 | Resin insulation dry-type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110310109.5A CN113077965B (en) | 2021-03-24 | 2021-03-24 | Resin insulation dry-type transformer |
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| Publication Number | Publication Date |
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| CN113077965A CN113077965A (en) | 2021-07-06 |
| CN113077965B true CN113077965B (en) | 2023-01-13 |
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| CN202110310109.5A Active CN113077965B (en) | 2021-03-24 | 2021-03-24 | Resin insulation dry-type transformer |
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| CN113077965A (en) | 2021-07-06 |
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