CN215988361U - High-efficiency low-loss three-dimensional wound core transformer - Google Patents

Abstract

The utility model discloses a high-efficiency low-loss three-dimensional wound core transformer which comprises a transformer body, wherein the front side and the left side of the inner wall of the transformer body are both fixedly connected with a flow guide pipe, the top of the flow guide pipe is fixedly connected with two limiting blocks, and the opposite surfaces of the two limiting blocks are both provided with limiting grooves. The utility model greatly simplifies the installation process of the heat dissipation fan, so that the installation and the disassembly of the heat dissipation fan are extremely simple and rapid, in addition, the requirement on the reserved space is lower during the installation, the application range of the device is improved, the air inlet and the heat dissipation port are respectively arranged downwards and horizontally and are matched with the flow guide pipe, the flow guide cover and the like for use, when the device meets the rainy weather, the heat dissipation is normally carried out, meanwhile, the problem of short circuit of a circuit caused by the fact that rainwater enters the device is avoided, the dust can also be avoided, the heat dissipation efficiency is influenced, and the cleaning of the interior of the heat dissipation fan is more convenient in the later period.

Description

High-efficiency low-loss three-dimensional wound core transformer

Technical Field

The utility model relates to the technical field of three-dimensional wound core transformers, in particular to a high-efficiency low-loss three-dimensional wound core transformer.

Background

The three-dimensional wound core transformer is an energy-saving power transformer, and creatively reforms a laminated magnetic circuit structure and a three-phase layout of the traditional power transformer, so that the performance of the product is more optimized, for example, the three-phase magnetic circuit is completely symmetrical, the power-saving effect is remarkable, the noise is greatly reduced, the heat dissipation and overload capacity is stronger, the structure is compact, the size is small, and the like.

In the prior art, the heat dissipation fan inside the partial three-dimensional wound core transformer is fixed and limited through the bolt and the nut, the installation and the operation are troublesome, the wrench and the screwdriver are needed, the requirement on the reserved space is high, and when the heat dissipation fan meets rainwater weather, rainwater is easy to splash to the interior of the transformer, so that the probability that a circuit is burnt out due to short circuit is increased, and the failure rate of the transformer is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-efficiency low-loss three-dimensional wound core transformer to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a three-dimensional wound core transformer of high efficiency low loss, includes the transformer body, the front side and the equal fixedly connected with honeycomb duct in left side of transformer body inner wall, the top fixedly connected with quantity of honeycomb duct is two stoppers, two the spacing groove has all been seted up to the opposite face of stopper, the one end activity at stopper top is pegged graft and is had spacing inserted bar, the extension spring has been cup jointed in the top activity of spacing inserted bar surface, the both ends of extension spring respectively with the top of stopper and the top fixed connection of spacing inserted bar, the inside joint of spacing groove has cooling fan, the equal fixedly connected with kuppe in rear side and the right side of transformer body inner wall bottom, the dust filtration frame has been cup jointed at the top of kuppe, the equal fixedly connected with card strip in the relative both sides of dust filtration frame surface.

Preferably, the radiator vent has all been seted up to the front side and the left side of transformer body surface, the inside of radiator vent articulates there is the deep bead, and the inside bottom intercommunication of honeycomb duct of radiator vent.

Preferably, the bottom of the inner wall of the transformer body is fixedly connected with a three-dimensional wound core.

Preferably, the air inlet has been seted up to the bottom of kuppe inner wall, and the draw-in groove has all been seted up to the relative both sides of kuppe surface, the bottom joint of card strip is in the inside of draw-in groove.

Preferably, the bottom of one side of the inner wall of the flow guide pipe is fixedly connected with a buffer spring, and one end of the buffer spring is fixedly connected with the outer surface of the wind shield.

Preferably, the shape of the bottom of the dust filter frame is matched with the shape of the top of the air guide sleeve, and the outer surface of the dust filter frame is a honeycomb hole.

The utility model has the technical effects and advantages that:

(1) according to the utility model, the limiting block, the limiting groove, the limiting insertion rod and the like are matched for use, a user only needs to pull up the limiting insertion rod upwards, then transversely insert the heat dissipation fan into the limiting groove, and finally loosen the hand, so that the installation of the heat dissipation fan can be completed, the installation steps are extremely simple and rapid, the requirement on the reserved space is low during installation, and the application range of the device is enlarged;

(2) according to the utility model, the air inlet and the heat dissipation port are respectively arranged downwards and horizontally and are matched with the flow guide pipe, the flow guide cover and the like for use, so that when the device is used in a rainy day, the normal heat dissipation is ensured, the problem of short circuit of a circuit caused by rainwater entering the device is avoided, dust can be prevented from entering the device to influence the heat dissipation efficiency, and the interior of the device is more convenient to clean in the later period.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic cross-sectional view of the interior of the present invention;

fig. 3 is a partial cross-sectional structure diagram of the present invention.

In the figure: 1. a transformer body; 2. a heat dissipation port; 3. a wind deflector; 4. a flow guide pipe; 5. a buffer spring; 6. a limiting block; 7. a limiting groove; 8. a limiting inserted rod; 9. a tension spring; 10. a heat radiation fan; 11. an air inlet; 12. a pod; 13. a dust filtering frame; 14. clamping the strip; 15. a three-dimensional wound core.

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.

The utility model provides a high-efficiency low-loss three-dimensional wound core transformer which comprises a transformer body 1, wherein heat dissipation ports 2 are formed in the front side and the left side of the outer surface of the transformer body 1, wind shields 3 are hinged inside the heat dissipation ports 2, and the inside of the heat dissipation ports 2 is communicated with the bottom end inside a flow guide pipe 4;

as shown in fig. 2, a flow guide tube 4 is fixedly connected to both the front side and the left side of the inner wall of a transformer body 1, a buffer spring 5 is fixedly connected to the bottom of one side of the inner wall of the flow guide tube 4, one end of the buffer spring 5 is fixedly connected to the outer surface of a wind shield 3, a wind deflector 12 is fixedly connected to both the rear side and the right side of the bottom of the inner wall of the transformer body 1, an air inlet 11 is formed in the bottom of the inner wall of the wind deflector 12, clamping grooves are formed in both opposite sides of the outer surface of the wind deflector 12, the bottom end of a clamping strip 14 is clamped inside the clamping grooves, a dust filter frame 13 is sleeved on the top of the wind deflector 12, the shape of the bottom of the dust filter frame 13 is matched with the shape of the top of the wind deflector 12, the outer surface of the dust filter frame 13 is a honeycomb hole, the clamping strips 14 are fixedly connected to both opposite sides of the outer surface of the dust filter frame 13, a three-dimensional wound core 15 is fixedly connected to the bottom of the inner wall of the transformer body 1, the air inlet 11 and the heat dissipation port 2 are respectively arranged downward and horizontally, the device is matched with the flow guide pipe 4, the flow guide cover 12 and the like for use, when the device is in rainy days, the problem that a circuit is short-circuited due to rainwater entering the device is avoided while the normal heat dissipation is guaranteed, dust can be prevented from entering the device to influence the heat dissipation efficiency, and the interior of the device can be cleaned more conveniently in the later period;

as shown in fig. 3, the stopper 6 that honeycomb duct 4's top fixedly connected with quantity is two, spacing groove 7 has all been seted up to two stopper 6's opposite face, the one end activity at stopper 6 top is pegged graft and is had spacing inserted bar 8, extension spring 9 has been cup jointed in the top activity of spacing inserted bar 8 surface, the both ends of extension spring 9 respectively with stopper 6's top and spacing inserted bar 8's top fixed connection, spacing groove 7's inside joint has radiator fan 10, the user only need upwards pull up spacing inserted bar 8, transversely inject radiator fan 10 into the inside of spacing groove 7 again, loosen the hand at last, can accomplish the installation to radiator fan 10, the installation procedure is very simple swift, and during the installation, it is lower to the requirement in headspace, the device's application range has been improved.

The working principle of the utility model is as follows: when a user installs the device, the dust filtering frame 13 is clamped at the top of the air guide sleeve 12, the bottom end of the clamping strip 14 is clamped in a clamping groove on the outer surface of the air guide sleeve 12, then the heat dissipation fan 10 is transversely clamped in the limiting groove 7, then the hand pulling the limiting insertion rod 8 upwards is loosened, the limiting insertion rod 8 is pulled downwards under the elastic action of the tension spring 9 to reset the heat dissipation fan, the position limitation on the heat dissipation fan 10 is realized, then the end head of a power line at the input end of the heat dissipation fan 10 is inserted into the output end of a power supply, the installation of the heat dissipation fan 10 can be completed, and finally the three-dimensional wound core 15 is fixedly connected to the middle of the bottom of the inner wall of the transformer body 1 through a bolt; the heat dissipation fan 10 is started, the heat dissipation fan 10 can pump air inside the transformer body 1 to the outside, negative pressure is formed inside the heat dissipation fan, outside cold air enters the inside of the air guide sleeve 12 from the air inlet 11 under the action of the air pressure difference between the inside of the transformer body 1 and the outside, then the cold air is filtered by the dust filtering frame 13 and purified, when entering ground cold air flows over the outer surface of the three-dimensional wound core 15, the cold air can exchange heat with the outside air, cooling of the three-dimensional wound core 15 is achieved, after heat exchange is completed, the cold air is changed into hot air and floats towards the top inside of the transformer body 1, and finally the hot air is pumped to the outside by the heat dissipation fan 10, the air inside the transformer body 1 and the outside cold air can form infinite circulation, and continuous cooling of the inside of the transformer body 1 is achieved.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used by the utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the description of the attached drawings.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The high-efficiency low-loss three-dimensional wound core transformer comprises a transformer body (1) and is characterized in that a guide pipe (4) is fixedly connected to the front side and the left side of the inner wall of the transformer body (1), two limiting blocks (6) are fixedly connected to the top of the guide pipe (4), limiting grooves (7) are formed in opposite faces of the two limiting blocks (6), a limiting insertion rod (8) is movably inserted into one end of the top of each limiting block (6), a tension spring (9) is movably sleeved on the top end of the outer surface of each limiting insertion rod (8), two ends of each tension spring (9) are fixedly connected with the top of each limiting block (6) and the top of each limiting insertion rod (8) respectively, a heat dissipation fan (10) is clamped inside each limiting groove (7), and a guide cover (12) is fixedly connected to the rear side and the right side of the bottom of the inner wall of the transformer body (1), the top of kuppe (12) has cup jointed dirt frame (13), the equal fixedly connected with card strip (14) in the relative both sides of dirt frame (13) surface of straining.

2. The high-efficiency low-loss three-dimensional wound core transformer according to claim 1, wherein heat dissipation ports (2) are formed in the front side and the left side of the outer surface of the transformer body (1), wind shields (3) are hinged inside the heat dissipation ports (2), and the inside of the heat dissipation ports (2) is communicated with the bottom end inside the flow guide pipe (4).

3. The high-efficiency low-loss three-dimensional wound core transformer according to claim 1, characterized in that a three-dimensional wound core (15) is fixedly connected to the bottom of the inner wall of the transformer body (1).

4. The high-efficiency low-loss three-dimensional wound core transformer according to claim 1, wherein the air inlet (11) is formed in the bottom of the inner wall of the air guide sleeve (12), the air guide sleeve (12) is provided with clamping grooves on two opposite sides of the outer surface thereof, and the bottom ends of the clamping strips (14) are clamped inside the clamping grooves.

5. The high-efficiency low-loss three-dimensional wound core transformer according to claim 2, characterized in that a buffer spring (5) is fixedly connected to the bottom of one side of the inner wall of the draft tube (4), and one end of the buffer spring (5) is fixedly connected to the outer surface of the wind shield (3).

6. The high-efficiency low-loss three-dimensional wound core transformer according to claim 1, wherein the shape of the bottom of the dust filter frame (13) is matched with the shape of the top of the air guide sleeve (12), and the outer surface of the dust filter frame (13) is provided with honeycomb holes.

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