CN219642635U - A cooling device for a transformer - Google Patents

Abstract

The utility model discloses a heat dissipation device for a transformer, which comprises a box body and a heat dissipation cover arranged above the box body, wherein a groove and a through hole are respectively arranged in the heat dissipation cover, a dustproof frame can pass through the through hole, one end of the dustproof frame is fixedly connected with a baffle plate, the baffle plate can be placed in the groove, two sides of the dustproof frame are fixedly connected with sliding blocks, the sliding blocks are matched with slide ways on two sides of the heat dissipation cover, limit holes are formed in the sliding blocks, and the limit holes are matched with a fixed structure, so that the dust frame can be cleaned more conveniently through the device.

Description

A cooling device for a transformer

technical field

The utility model relates to the technical field of heat dissipation devices, in particular to a heat dissipation device for a transformer.

Background technique

The transformer is a device that uses the principle of electromagnetic induction to change the AC voltage. The functions of the transformer include voltage conversion, current conversion, impedance conversion, etc. The transformer will generate heat during use, which requires the use of a heat sink for heat dissipation. Help transformers achieve reliable operation and high power energy transmission.

For example, a heat dissipation device for a transformer disclosed in the utility model whose authorized announcement number is CN206628340U uses a heat dissipation device to install a first heat dissipation port on the top of the main body to improve the working quality of the transformer components. A baffle is installed above the heat dissipation port to ensure the safe operation of the heat dissipation device. The upper and lower sides of the component shell are connected to the main body through the first heat dissipation port and the second air inlet, which improves the heat dissipation effect of the heat dissipation device. However, the transformer basically If the outdoor environment is installed on the computer, a large amount of dust will adhere to the dust-proof net in the cooling device during long-term use, which will reduce the efficiency of heat dissipation and even cause heat damage to the transformer. Therefore, it is necessary to clean the dust-proof net, and the first part of the device A dust-proof net is arranged in the cooling cover and under the fan blades and the motor, so it is inconvenient to disassemble and clean the dust-proof net.

Utility model content

In order to overcome the deficiencies of the prior art, the utility model provides a cooling device for a transformer, which can solve the problem that transformers are basically installed in an outdoor environment. When used for a long time, a large amount of dust will be attached to the dust-proof net in the cooling device, which will cause heat dissipation. The efficiency of the transformer is reduced or even the transformer is heated and damaged, so the dust filter needs to be cleaned, and the first dust filter of the device is set in the heat dissipation cover and under the fan blade and the motor. It is necessary to disassemble the dust filter Cleaning is more inconvenient technical problems.

In order to solve the above-mentioned technical problems, the utility model provides the following technical solutions: a cooling device for a transformer, including a box body and a heat dissipation cover located above the box body, grooves and through holes are respectively arranged in the heat dissipation cover, and the through holes The hole can pass through the dust-proof frame, one end of the dust-proof frame is fixedly connected to the baffle plate, the baffle plate can be placed in the groove, and sliders are fixedly connected to both sides of the dust-proof frame, and the slider and The slideways on both sides on the heat dissipation cover are matched, and a limiting hole is provided in the slider, and the limiting hole is matched with the fixing structure.

As a preferred technical solution of the present invention, the fixing structure includes the following: a fixing block is fixedly connected to the outer side of the heat dissipation cover, a hollow cylinder is fixedly connected to one side of the fixing block, and threads are arranged inside the hollow cylinder, In addition, a threaded column is threadedly connected to the hollow cylinder, a rotating handle is fixedly connected to the upper end of the threaded column, and a limit block is fixedly connected to the lower end of the threaded column, and the limit block is matched with the limit hole.

As a preferred technical solution of the present invention, a handle is fixedly connected to one side of the dust-proof frame, and four sliders are arranged on the dust-proof frame.

As a preferred technical solution of the present utility model, a fan device is arranged inside the heat dissipation cover.

As a preferred technical solution of the utility model, an air inlet pipe is provided on one side of the box.

As a preferred technical solution of the present invention, brackets are fixedly connected to both sides of the box body, a rain shield is fixedly connected to the upper end of the bracket, and support legs are fixedly connected to the lower end of the box body.

Compared with the prior art, the utility model has the following beneficial effects: when the dust-proof frame needs to be cleaned, the limit block at the lower end of the threaded column is separated from the limit hole by turning the rotating handle, and the grip Pull the dust-proof frame, the sliders on both sides of the dust-proof frame will move in the slideway until the dust-proof frame is completely pulled out, and then turn the rotating handle so that the threaded column drives the limit block to move downward until the limit block is inserted In the limiting hole, the dustproof frame can be fixed, and the dustproof frame can be cleaned at this time, and the dustproof frame can be cleaned more conveniently through this device.

Description of drawings

Fig. 1 is the schematic diagram of the front view structure of the utility model box body;

Fig. 2 is the schematic diagram of the sectional structure of the utility model cooling cover;

Fig. 3 is a schematic diagram of a partially enlarged structure at A in Fig. 2 of the utility model;

Fig. 4 is a schematic diagram of the left view structure of the heat dissipation cover of the present invention;

Fig. 5 is a structural schematic diagram of a top view of the dust-proof frame of the present invention;

Among them: 1. Box body; 2. Heat dissipation cover; 3. Groove; 4. Through hole; 5. Dustproof frame; 6. Slider; 7. Slideway; 8. Limit hole; 9. Fixed block; 10 1. Hollow cylinder; 11. Threaded column; 12. Rotating handle; 13. Limit block; 14. Handle; 15. Fan device; 16. Air inlet; 17. Bracket; Leg; 20, baffle.

Detailed ways

In order to make the technical means, creative features, goals and effects of the utility model realized easy to understand, the utility model will be further elaborated below in conjunction with specific examples, but the following examples are only preferred embodiments of the utility model, not all . Based on the examples in the implementation manners, other examples obtained by those skilled in the art without making creative efforts all belong to the protection scope of the present utility model.

Example

Please refer to Figure 1 and Figure 2, the utility model provides a cooling device for a transformer, a handle 14 is fixedly connected to one side of the dustproof frame 5, four sliders 6 are arranged on the dustproof frame 5, and the heat dissipation cover 2 is provided with a fan device 15, one side of the box body 1 is provided with an air inlet pipe 16, both sides of the box body 1 are fixedly connected with a bracket 17, the upper end of the bracket 17 is fixedly connected with a rain shield 18, and the lower end of the box body 1 is fixedly connected There are supporting legs 19 .

When in use, the dustproof frame 5 can be pulled out more conveniently by the handle 14 on the dustproof frame 5, the air enters from the air inlet pipe opening 16, and is discharged from the top of the heat dissipation cover 2 through the fan device 15, and the box body 1 The rain shield 18 provided above the support 17 on the side can prevent the casing 1 from entering water, which affects the normal use of the device.

As a further implementation of this embodiment, as shown in Figures 1 to 5, grooves 3 and through holes 4 are respectively provided in the heat dissipation cover 2, and the through holes 4 can pass through the dustproof frame 5, and one end of the dustproof frame 5 The baffle plate 20 is fixedly connected, and the baffle plate 20 can be placed in the groove 3. The two sides of the dustproof frame 5 are fixedly connected with sliders 6, and the sliders 6 cooperate with the slideways 7 on both sides of the heat dissipation cover 2. The sliders 6 is provided with a limit hole 8, and the limit hole 8 is matched with the fixed structure. The fixed structure includes the following: the outer side of the heat dissipation cover 2 is fixedly connected with a fixed block 9, and one side of the fixed block 9 is fixedly connected with a hollow cylinder 10, and the inside of the hollow cylinder 10 Threads are provided, and the hollow cylinder 10 is threadedly connected with a threaded column 11, the upper end of the threaded column 11 is fixedly connected with a rotating handle 12, and the lower end of the threaded column 11 is fixedly connected with a limiting block 13, which is matched with the limiting hole 8.

When in use, turning the rotary handle 12 to one side will cause the threaded column 11 to move upwards, and at the same time drive the limit block 13 at the lower end of the threaded column 11 to leave from the limit hole 8, and then hold the handle 14 to pull the dustproof frame 5 , the sliders 6 on both sides of the dust-proof frame 5 will move in the slideway 7 until the dust-proof frame 5 is completely pulled out, and then turn the rotary handle 12 to make the threaded column 11 drive the limit block 13 to move downward until the limit The position block 13 is inserted into the limit hole 8 to fix the dust-proof frame 5, and at this time, the dust-proof frame 5 can be cleaned.

Specific working principle: when in use, the air will enter from the air inlet pipe 16 and be discharged from the top of the heat dissipation cover 2 under the action of the fan device 15. When a large amount of dust is adsorbed on the dustproof frame 5 and needs to be cleaned, the Turn the rotating handle 12 to make the threaded column 11 drive the limit block 13 to move upward. When the limit block 13 leaves the limit hole 8, hold the handle 14 and pull the dust-proof frame 5 to the outside. At this time, the two sides of the dust-proof frame 5 The sliding block 6 will slide in the slideway 7 until the dustproof frame 5 is completely pulled out, and then turn the rotating handle 12 in the opposite direction again, so that the threaded column 11 drives the limit block 13 to move downward until the limit block 13 stretches out. Enter the limit hole 8 to fix the dustproof frame 5 again. At this time, the dustproof frame 5 is completely exposed to the outside, which is convenient for the staff to clean the dustproof frame 5.

The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the industry should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions are only preferred examples of the utility model, and are not used to limit the utility model. Without departing from the utility model Under the premise of the spirit and scope, the utility model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a heat abstractor for transformer, includes box (1) and is located heat dissipation cover (2) of box (1) top, its characterized in that: be provided with recess (3) and through-hole (4) respectively in heat dissipation cover (2), accessible dust frame (5) on through-hole (4), dust frame (5) one end fixed connection baffle (20) have, baffle (20) can be placed in recess (3), dust frame (5) both sides fixedly connected with slider (6), slider (6) cooperate with slide (7) of both sides on heat dissipation cover (2), limiting hole (8) have been seted up in slider (6), limiting hole (8) cooperate with fixed knot constructs.

2. A heat sink for a transformer according to claim 1, wherein: the fixing structure comprises the following steps: the heat dissipation cover is characterized in that a fixed block (9) is fixedly connected to the outer side of the heat dissipation cover (2), a hollow cylinder (10) is fixedly connected to one side of the fixed block (9), threads are arranged in the hollow cylinder (10), a threaded column (11) is connected to the hollow cylinder (10) in a threaded mode, a rotary handle (12) is fixedly connected to the upper end of the threaded column (11), a limiting block (13) is fixedly connected to the lower end of the threaded column (11), and the limiting block (13) is matched with a limiting hole (8).

3. A heat sink for a transformer according to claim 1, wherein: one side of the dustproof frame (5) is fixedly connected with a handle (14), and four sliding blocks (6) are arranged on the dustproof frame (5) in total.

4. A heat sink for a transformer according to claim 1, wherein: a fan device (15) is arranged in the heat radiation cover (2).

5. A heat sink for a transformer according to claim 1, wherein: an air inlet pipe orifice (16) is arranged on one side of the box body (1).

6. A heat sink for a transformer according to claim 1, wherein: both sides of the box body (1) are fixedly connected with brackets (17), the upper ends of the brackets (17) are fixedly connected with rain shielding plates (18), and the lower ends of the box body (1) are fixedly connected with supporting legs (19).