Power transformer with protection structure

Abstract

The utility model discloses a power transformer with a protection structure, which comprises a transformer body and two shielding plates, the two shielding plates are respectively arranged on the two sides of the top of the transformer body, the two sides of the front side and the rear side of the transformer body are rotatably connected with L-shaped rotating rods through bearings, and the L-shaped rotating rods are connected with the transformer body through bearings. The tops of the L-shaped rotating rods on the same side are fixedly connected with the bottoms of the adjacent shielding plates, and the surfaces of the L-shaped rotating rods are fixedly connected with gears. According to the power transformer with the protection structure, the shielding plate is arranged at the top of the transformer body, so that the transformer body can be covered at the bottom of the shielding plate for rain shielding and protection and is prevented from being eroded by rainwater, and a gear, a U-shaped tooth pressing plate, a clamping handle and a clamping sleeve are arranged between the shielding plate and the transformer body; and the shielding plate can be conveniently folded and deformed, so that the placing space is reduced through folding during transportation.

Description

Technical Field

[0001] The utility model relates to the technical field of transformers, in particular to a power transformer with a protection structure. Background Art

[0002] A power transformer is a static electrical device that is used to convert a certain value of AC voltage (current) into another or several different values ​​of voltage (current) with the same frequency. It realizes the transmission of electric energy based on the principle of electromagnetic induction. The power transformer is a necessary device for power transmission and distribution, and power distribution to power users.

[0003] Although power transformers can facilitate power transmission and distribution, they inevitably still have some shortcomings in actual use. For example, the device lacks a protective mechanism, so that the various connections on the top are susceptible to long-term erosion by rainwater. In order to avoid such problems, a power transformer with a protective structure is proposed to solve the existing problems. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a power transformer with a protective structure, which solves the problem that the device lacks a protective mechanism, resulting in the various connections on the top of the device being susceptible to long-term erosion by rainwater.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: an electric transformer with a protective structure, comprising a transformer body and a shielding plate, wherein two shielding plates are provided, and the two shielding plates are respectively arranged on both sides of the top of the transformer body, both sides of the front and rear sides of the transformer body are rotatably connected with L-shaped rotating rods through bearings, and the top of the L-shaped rotating rod on the same side is fixedly connected to the bottom of the adjacent shielding plate, the surface of the L-shaped rotating rod is fixedly connected with a gear, the front and rear sides of the transformer body are slidably provided with a U-shaped tooth pressure plate meshing with the gear, and a positioning mechanism is arranged between the U-shaped tooth pressure plate and the transformer body.

[0006] Preferably, the positioning mechanism includes a receiving groove, two of which are provided and are respectively opened on both sides of the U-shaped tooth pressure plate, a clamping handle is slidably provided inside the receiving groove, and a reset spring is fixedly connected between the clamping handle and the adjacent receiving groove, and both sides of the front and rear sides of the transformer body are fixedly connected with clamping sleeves used in conjunction with the clamping handle, and two clamping sleeves are vertically provided.

[0007] Preferably, a slide groove is provided at the top of the inner cavity of the storage groove, a slider is slidably connected inside the slide groove, and the bottom of the slider is fixedly connected to the top of the adjacent clamping handle.

[0008] Preferably, guide grooves are provided on the front and rear sides of the transformer body, guide blocks are slidably connected inside the guide grooves, and adjacent guide blocks are fixedly connected to the U-shaped tooth pressure plate.

[0009] Preferably, the two shielding plates are fixedly connected to opposite sides with corrugated rubber pads, and the two corrugated rubber pads are staggered with each other.

[0010] Preferably, mounting frames are fixedly provided on the front and rear sides of the bottom of the transformer body. Beneficial Effects

[0011] The utility model provides a power transformer with a protective structure. Compared with the existing technology, the utility model has the following beneficial effects: the utility model arranges a shielding plate on the top of the transformer body so that the transformer body can be covered by the bottom of the shielding plate to protect it from rain and avoid rain erosion; secondly, a gear, a U-shaped tooth pressure plate, a clamping handle and a clamping sleeve are arranged between the shielding plate and the transformer body so that the shielding plate can be easily folded and deformed, so that during transportation, the placement space can be reduced by folding. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the external structure of the utility model;

[0013] Figure 2 It is a side view of the transformer body structure of the utility model;

[0014] Figure 3 This is an expanded view of the clamp handle and clamp sleeve structure of the utility model;

[0015] Figure 4 It is a cross-sectional view of the U-shaped tooth pressure plate structure of the utility model;

[0016] Figure 5 This is a schematic diagram of the corrugated rubber pad structure of the utility model;

[0017] Figure 6 This is a diagram of the storage state of the shield plate structure of the utility model.

[0018] In the figure: 1. Transformer body; 2. L-shaped rotating rod; 3. Shield; 4. Gear; 5. U-shaped tooth pressure plate; 6. Positioning mechanism; 7. Storage slot; 8. Clamping handle; 9. Return spring; 10. Clamping sleeve; 11. Slide slot; 12. Sliding block; 13. Guide slot; 14. Guide block; 15. Corrugated rubber pad; 16. Mounting frame. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0020] See also Figure 1-6 The utility model provides a technical solution: an electric power transformer with a protective structure, comprising a transformer body 1 and a shielding plate 3, wherein two shielding plates 3 are provided, and the two shielding plates 3 are respectively provided on both sides of the top of the transformer body 1, and the front and rear sides of the bottom of the transformer body 1 are fixedly provided with mounting frames 16.

[0021] Furthermore, to facilitate the deformation of the shielding plate 3, both sides of the front and rear sides of the transformer body 1 are rotatably connected with L-shaped rotating rods 2 through bearings, and the top of the L-shaped rotating rod 2 on the same side is fixedly connected to the bottom of the adjacent shielding plate 3, and the surface of the L-shaped rotating rod 2 is fixedly connected with a gear 4. The front and rear sides of the transformer body 1 are slidably provided with U-shaped tooth pressure plates 5 meshing with the gear 4, and the opposite sides of the two shielding plates 3 are fixedly connected with corrugated rubber pads 15, and the two corrugated rubber pads 15 are staggered with each other. The front and rear sides of the transformer body 1 are provided with guide grooves 13, and the inside of the guide grooves 13 is slidably connected with guide blocks 14, and adjacent guide blocks 14 are fixedly connected to the U-shaped tooth pressure plates 5.

[0022] Furthermore, in order to facilitate the positioning of the matching state of the shielding plate 3, a positioning mechanism 6 is arranged between the U-shaped tooth pressure plate 5 and the transformer body 1, and the positioning mechanism 6 includes a receiving groove 7. There are two receiving grooves 7, and the two receiving grooves 7 are respectively opened on both sides of the U-shaped tooth pressure plate 5, and a clamping handle 8 is slidingly arranged inside the receiving groove 7, and a reset spring 9 is fixedly connected between the clamping handle 8 and the adjacent receiving groove 7, and both sides of the front and rear sides of the transformer body 1 are fixedly connected with a clamping sleeve 10 used in conjunction with the clamping handle 8, and two clamping sleeves 10 are vertically arranged, and a slide groove 11 is opened at the top of the inner cavity of the receiving groove 7, and a slider 12 is slidingly connected inside the slide groove 11, and the bottom of the slider 12 is fixedly connected to the top of the adjacent clamping handle 8.

[0023] When the device is transported to the installation site for installation, the operator installs the transformer body 1 to the preset height through bolts and the installation frame 16, and then holds the clamping handle 8 tightly to cause the clamping handle 8 to elastically retract into the storage slot 7. The clamping handle 8 retracts and disengages from the limiting fit with the clamping sleeve 10, and then pulls down the U-shaped tooth pressure plate 5. The U-shaped tooth pressure plate 5 is pulled down to engage with the adjacent gear 4, and causes the two L-shaped rotating rods 2 on the same plane to rotate in the opposite direction. The two L-shaped rotating rods 2 rotate in the opposite direction synchronously and drive the two shielding plates 3 to merge ninety degrees. Then, the pulling force is maintained and the clamping handle 8 is released, causing the clamping handle 8 to reset and engage with the current height clamping sleeve 10 in a limiting fit.

Claims

1. A power transformer with a protective structure, comprising a transformer body (1) and a shielding plate (3), wherein two shielding plates (3) are provided, and the two shielding plates (3) are respectively provided on two sides of the top of the transformer body (1), characterized in that: Both sides of the front and rear sides of the transformer body (1) are rotatably connected to L-shaped rotating rods (2) via bearings, and the top of the L-shaped rotating rod (2) on the same side is fixedly connected to the bottom of the adjacent shielding plate (3), and the surface of the L-shaped rotating rod (2) is fixedly connected to a gear (4), and the front and rear sides of the transformer body (1) are slidably provided with U-shaped tooth pressure plates (5) meshing with the gear (4), and a positioning mechanism (6) is provided between the U-shaped tooth pressure plate (5) and the transformer body (1).

2. The power transformer with a protective structure according to claim 1, characterized in that: The positioning mechanism (6) comprises a receiving groove (7), two receiving grooves (7) are provided, and the two receiving grooves (7) are respectively opened on both sides of the U-shaped tooth pressure plate (5), a clamping handle (8) is slidably provided inside the receiving groove (7), and a return spring (9) is fixedly connected between the clamping handle (8) and the adjacent receiving groove (7), and both sides of the front side and the rear side of the transformer body (1) are fixedly connected with a clamping sleeve (10) used in conjunction with the clamping handle (8), and two clamping sleeves (10) are vertically provided.

3. The power transformer with a protective structure according to claim 2, characterized in that: A slide groove (11) is provided at the top of the inner cavity of the storage groove (7), a slider (12) is slidably connected inside the slide groove (11), and the bottom of the slider (12) is fixedly connected to the top of the adjacent clamping handle (8).

4. The power transformer with a protective structure according to claim 1, characterized in that: The front and rear sides of the transformer body (1) are both provided with guide grooves (13), the interior of the guide grooves (13) is slidably connected with guide blocks (14), and adjacent guide blocks (14) are fixedly connected to the U-shaped tooth pressure plate (5).

5. The power transformer with a protective structure according to claim 1, characterized in that: The two shielding plates (3) are both fixedly connected to a corrugated rubber pad (15) on one opposite side, and the two corrugated rubber pads (15) are interlocked with each other.

6. The power transformer with a protection structure according to claim 1, characterized in that: A mounting frame (16) is fixedly provided on the front and rear sides of the bottom of the transformer body (1).

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