American box transformer substation

Abstract

The utility model discloses an American-style box transformer substation which comprises a box body, a heat dissipation box is arranged on the box body, a groove is formed in the heat dissipation box, a limiting frame is arranged in the heat dissipation box, an abutting plate is arranged in the limiting frame in a sliding mode, an air filter element is arranged on the heat dissipation box, and the air filter element is arranged in the groove. The air filter element extends into the heat dissipation box from the groove and abuts against the abutting plate, inserting rods are arranged on the two sides of the heat dissipation box in a sliding mode, and at least part of the inserting rods extend into the heat dissipation box and are clamped with the air filter element so that the air filter element can be fixed into the heat dissipation box. According to the air filter element fixing device, the air filter element is arranged in the heat dissipation box, the insertion rod can be inserted into the air filter element, the air filter element is fixed in the heat dissipation box, then the clamping plate slides to clamp the clamping plate on the clamping part, so that the clamping plate further fixes the air filter element, and through the simple structure, the device is convenient to replace the air filter element.

Description

Technical Field

[0001] The utility model relates to the field of American-type box-type transformers, and in particular to an American-type box-type transformer. Background Art

[0002] As a typical integrated transformer equipment, the American-style box transformer combines the transformer body, high-voltage load switch, fuse and other original components. Its load capacity and safety are higher than those of general power transformers, and its application range is also relatively wide. For example, the American-style box transformer provided by patent number CN 209730463 U includes a box transformer cabinet, a rain shield and a cabinet door. The top of the box transformer cabinet is provided with a rain shield, and the rain shield is inclined on all sides. The box transformer cabinet is provided with a cabinet door, which is rotatably connected to the box transformer cabinet through a hinge. The bottom of the box transformer cabinet is provided with a base, which is a U-shaped structure, and the inner wall of the bottom of the base is provided with several evenly distributed shock-absorbing devices, and the top of the shock-absorbing device is provided with a support seat, but the air filter element in the device is not easy to replace. Utility Model Content

[0003] The utility model aims to provide an American-type box transformer, which solves the problem that the air filter element in the device is difficult to replace.

[0004] In order to achieve the above-mentioned purpose, the utility model provides an American-type box transformer, which includes a box body, a heat sink box is provided on the box body, a groove on the heat sink box, a limit frame is provided in the heat sink box, a resistance plate is slidably provided in the limit frame, an air filter element is provided on the heat sink box, the air filter element extends from the groove to the interior of the heat sink box and conflicts with the resistance plate, and insertion rods are slidably provided on both sides of the heat sink, and the insertion rods at least partially extend to the interior of the heat sink and engage with the air filter element to fix the air filter element in the heat sink box.

[0005] Preferably, a rain shield is provided on the box body, and a cabinet door is provided on the box body.

[0006] Preferably, a first spring is provided in the limiting frame, one end of the first spring is connected to the limiting frame, and the other end of the first spring is connected to the contact plate.

[0007] Preferably, a handle is provided on the insertion rod, and a second spring is sleeved on the insertion rod, one end of the second spring is connected to the handle, and the other end is connected to the heat dissipation box.

[0008] Preferably, a locking portion is provided at one end of the groove and a mounting frame is provided at the other end. A locking plate is slidably provided on the mounting frame. Sliding the locking plate can make the locking plate come into contact with the air filter element and engage with the locking portion.

[0009] Preferably, a return spring is provided in the installation frame, one end of the return spring is connected to the clamping plate, and the other end is connected to the installation frame.

[0010] The air filter element is fixed to the heat dissipation box, and the air filter element is fixed to the heat dissipation box by sliding the locking plate.

[0011] Beneficial effect: By moving the air filter element from the groove on the heat sink to the inside of the heat sink, the air filter element is in conflict with the interference plate in the limit frame, and the insertion rod can be inserted into the air filter element, so that the air filter element is fixed in the heat sink. Then, the sliding clamping plate is engaged with the clamping part, so that the clamping plate further fixes the air filter element, making it easy to replace the air filter element.

[0012] Other features and advantages of the present invention will be described in detail in the subsequent detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the present invention but do not constitute a limitation of the present invention. In the accompanying drawings:

[0014] Figure 1 This is a three-dimensional structural diagram of the American-type box-type transformer provided by the utility model;

[0015] Figure 2 This is a first-perspective structural diagram of the American-type box-type transformer provided by the utility model;

[0016] Figure 3 This is a second-view structural diagram of the American-type box-type transformer provided by the utility model;

[0017] Figure 4 yes Figure 3 A in the middle shows the enlarged structure diagram;

[0018] Figure 5 yes Figure 3 Enlarged structural diagram at point B in the middle.

[0019] Description of Reference Numerals

[0020] 1. Cabinet body; 2. Rain shield; 3. Cabinet door; 4. Heat sink; 5. First spring; 6. Resistance plate; 7. Limit frame; 8. Insert rod; 9. Second spring; 10. Handle; 11. Clamping part; 12. Mounting frame; 13. Clamping plate; 14. Return spring; 15. Air filter element. DETAILED DESCRIPTION

[0021] The following is a detailed description of the specific embodiments of the present invention in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are only used to illustrate and explain the present invention and are not intended to limit the present invention.

[0022] like Figure 1-5 As shown: The utility model provides an American-type box transformer, which includes a box body 1, a heat sink 4 is provided on the box body 1, a groove on the heat sink 4, a limit frame 7 is provided in the heat sink 4, and a resistance plate 6 is slidably provided in the limit frame 7, an air filter element 15 is provided on the heat sink 4, and the air filter element 15 extends from the groove to the interior of the heat sink 4 and resists the resistance plate 6, and an insertion rod 8 is slidably provided on both sides of the heat sink 4, and the insertion rod 8 at least partially extends to the interior of the heat sink 4 and engages with the air filter element 15 to fix the air filter element 15 in the heat sink 4.

[0023] The working principle of the utility model is as follows: when using the device, it is necessary to first move the air filter element from the groove on the heat sink to the inside of the heat sink, so that the air filter element contacts the interference plate in the limit frame, and at the same time, the insertion rod can be inserted into the air filter element, so that the air filter element is fixed in the heat sink; then, the sliding clamping plate is engaged with the clamping part, so that the clamping plate further fixes the air filter element. Through the simple structure, the device makes it easy to replace the air filter element.

[0024] In a preferred embodiment of the present invention, a rain shield 2 is provided on the box body 1, and a cabinet door 3 is provided on the box body 1, in order to prevent rainwater from entering the box body.

[0025] In a preferred embodiment of the present invention, a first spring 5 is provided in the limit frame 7, one end of the first spring 5 is connected to the limit frame 7, and the other end is connected to the contact plate 6, so that the air filter element can be popped out by the elastic force of the first spring.

[0026] In a preferred embodiment of the present invention, a handle 10 is provided on the insertion rod 8, and a second spring 9 is sleeved on the insertion rod 8. One end of the second spring 9 is connected to the handle 10, and the other end is connected to the heat dissipation box 4. This is to facilitate the insertion rod to be engaged with the air filter element through the elastic force of the second spring.

[0027] In a preferred embodiment of the present invention, a snap-fit ​​portion 11 is provided at one end of the groove, and a mounting frame 12 is provided at the other end. A snap-fit ​​plate 13 is slidably provided on the mounting frame 12. Sliding the snap-fit ​​plate 13 can make the snap-fit ​​plate 13 come into contact with the air filter element 15, and make the snap-fit ​​plate 13 engage with the snap-fit ​​portion 11, so as to further fix the air filter element.

[0028] In a preferred embodiment of the present invention, a return spring 14 is provided in the mounting frame 12, one end of the return spring 14 is connected to the locking plate 13, and the other end is connected to the mounting frame 12, so that the locking plate can be locked with the locking part through the elastic force of the return spring.

[0029] The preferred embodiments of the present invention are described in detail above in conjunction with the accompanying drawings. However, the present invention is not limited to the specific details of the above embodiments. Within the technical concept of the present invention, various simple modifications can be made to the technical solution of the present invention, and these simple modifications all fall within the scope of protection of the present invention.

[0030] It should also be noted that the various specific technical features described in the above specific embodiments can be combined in any appropriate manner without contradiction. In order to avoid unnecessary repetition, the present invention will not further describe various possible combinations.

[0031] In addition, the various embodiments of the present invention may be arbitrarily combined, and as long as they do not violate the concept of the present invention, they should also be regarded as the contents disclosed by the present invention.

Claims

1. An American-style box-type transformer, characterized in that: The American-style box transformer comprises a box body (1), a heat sink (4) is provided on the box body (1), a groove is provided on the heat sink (4), a limit frame (7) is provided in the heat sink (4), a contact plate (6) is slidably provided in the limit frame (7), an air filter element (15) is provided on the heat sink (4), the air filter element (15) extends from the groove to the interior of the heat sink (4) and contacts the contact plate (6), and an insertion rod (8) is slidably provided on both sides of the heat sink (4), and the insertion rod (8) at least partially extends to the interior of the heat sink (4) and engages with the air filter element (15) to fix the air filter element (15) in the heat sink (4).

2. The American-style box-type transformer according to claim 1, characterized in that: The box body (1) is provided with a rain shield (2), and the box body (1) is provided with a cabinet door (3).

3. The American-style box-type transformer according to claim 2, characterized in that: A first spring (5) is provided in the limit frame (7), one end of the first spring (5) is connected to the limit frame (7), and the other end is connected to the contact plate (6).

4. The American-style box-type transformer according to claim 3 is characterized in that: The insertion rod (8) is provided with a handle (10), and a second spring (9) is sleeved on the insertion rod (8). One end of the second spring (9) is connected to the handle (10), and the other end is connected to the heat dissipation box (4).

5. The American-style box-type transformer according to claim 4 is characterized in that: A snap-fit ​​portion (11) is provided at one end of the groove, and a mounting frame (12) is provided at the other end. A snap-fit ​​plate (13) is slidably provided on the mounting frame (12). Sliding the snap-fit ​​plate (13) enables the snap-fit ​​plate (13) to come into contact with the air filter element (15) and to snap-fit ​​the snap-fit ​​plate (13) to the snap-fit ​​portion (11).

6. The American-style box-type transformer according to claim 5, characterized in that: A return spring (14) is provided in the installation frame (12), one end of the return spring (14) is connected to the clamping plate (13), and the other end is connected to the installation frame (12).

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