Dry-type transformer

Abstract

The utility model discloses a dry-type transformer which comprises a dry-type transformer body and two supporting frames installed at the bottom of the dry-type transformer body, the bottoms of the two supporting frames are fixedly connected with an installation frame, the two sides of the top of the installation frame are fixedly connected with limiting plates, and the limiting plates are connected with the supporting frames in a sliding mode. A fixing assembly for fixing the limiting plate is mounted in the mounting frame, a supporting rod is fixedly connected to the side, away from the dry-type transformer body, of the mounting frame, a fixing frame is fixedly connected to one end of the supporting rod, and a connecting piece matched with a telegraph pole is mounted in the fixing frame. By means of the installation frame and the limiting plate, the positions of the fixed clamping plate and the movable clamping plate can be conveniently adjusted according to the distance between the installed telegraph poles, the dry-type transformer body is installed between the telegraph poles with different distances, and through the arrangement of the sliding plate, the inserting rod, the spring, the positioning hole and other structures, the position of the dry-type transformer body can be conveniently adjusted. And the adjusted mounting frame can be fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of dry-type transformers, in particular to a dry-type transformer. Background Art

[0002] A dry-type transformer is a power transformer. Because it uses an oil-free insulation structure, it is a green, environmentally friendly and safe transformer. It is widely used in urban power grids, subways, petroleum, chemical industry, metallurgy, aerospace and defense industries.

[0003] A Chinese patent with publication number (CN220796409U) discloses a firmly installed dry-type transformer, including a fixed base and a dry-type transformer body, a fixed frame fixedly installed on the top of the fixed base, and the dry-type transformer body fixedly installed inside the fixed frame. In the utility model, through the arrangement of steel rods, clamping blocks A, clamping blocks B, limit blocks, fixed frames and mounting frames, the dry-type transformer body can be supported and fixed by steel rods, limit blocks and mounting frames after installation, so that the dry-type transformer is installed and fixed through a multi-layer structure, avoiding the phenomenon of loosening of the dry-type transformer installation due to damage to one part of the dry-type transformer, and making the dry-type transformer installation more firmly.

[0004] The defect of the above-mentioned selected technology is that: although the dry-type transformer body can be supported and fixed by the provided clamping block A and the clamping block B, the dry-type transformer body is fixed between two electric poles, and the distance between the two electric poles is different depending on the site, and the distance between the clamping block A and the clamping block B and the fixed base is fixed, so when the distance between the two electric poles is too large or too small, the clamping block A and the clamping block B cannot be fixed between the two electric poles with mismatched distances. Utility Model Content

[0005] The purpose of the utility model is to provide a dry-type transformer to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a dry-type transformer, comprising a dry-type transformer main body and two support frames installed at the bottom of the dry-type transformer main body, the bottoms of the two support frames are fixedly connected with mounting frames, the tops of the mounting frames are fixedly connected with limit plates on both sides, the limit plates and the support frames are slidably connected, a fixing assembly for fixing the limit plates is installed inside the mounting frames, a side of the mounting frame away from the dry-type transformer main body is fixedly connected with a support rod, one end of the support rod is fixedly connected with a fixing frame, and a connecting piece that cooperates with a utility pole is installed inside the fixing frame.

[0007] As a preferred solution of the utility model, the fixing assembly includes a slide plate, the inner side of the mounting frame is slidably connected to the slide plate, the top two sides of the slide plate are fixedly connected to plug rods, a spring is installed between the slide plate and the top of the mounting frame, and positioning holes are provided in the bottom flange of the support frame and the middle of the limit plate, and the plug rods are plugged into the positioning holes.

[0008] As a preferred solution of the utility model, the connecting member includes a fixed clamping plate, the fixed clamping plate is fixedly connected to the inside of the fixing frame, a movable clamping plate is detachably connected to one side of the fixed clamping plate, and a bolt is threadedly connected between the fixed clamping plate and the movable clamping plate.

[0009] As a preferred solution of the utility model, avoidance grooves are provided inside both ends of the fixing frame, and the movable clamping plate is movably connected to the avoidance grooves.

[0010] As a preferred solution of the utility model, a reinforcing rod is fixedly connected between the mounting frame and the support rod, and a reinforcing plate is fixedly connected at the junction of the support rod and the mounting frame and at the bottom of the support rod.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model can facilitate the position adjustment of the fixed clamping plate and the movable clamping plate according to the spacing between the installed electric poles through the provided mounting frame and the limiting plate, and the main body of the dry-type transformer can be installed between electric poles with different spacings, and the adjusted mounting frame can be fixed through the provided structures such as the slide plate, the plug rod, the spring and the positioning hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional diagram of the utility model;

[0013] Figure 2 It is a schematic diagram of the structure of the utility model;

[0014] Figure 3 This is a schematic diagram of the connection structure of the slide plate and the plug rod of the utility model;

[0015] Figure 4 For the utility model Figure 1 Enlarged structural diagram at A in the middle.

[0016] In the figure: 1. Dry-type transformer body; 2. Support frame; 3. Mounting frame; 4. Support rod; 5. Reinforcement rod; 6. Reinforcement plate; 7. Limit plate; 8. Positioning hole; 9. Slide plate; 10. Insert rod; 11. Fixing frame; 12. Fixed splint; 13. Movable splint; 14. Bolt; 15. Avoidance groove; 16. Spring. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figures 1 to 4 The utility model provides a technical solution: a dry-type transformer, comprising a dry-type transformer body 1, which refers to a transformer whose iron core and winding are not immersed in insulating oil, and two support frames 2 installed at the bottom of the dry-type transformer body 1, the support frame 2 is a C-shaped structure with opposite openings, the bottoms of the two support frames 2 are fixedly connected with mounting frames 3, the mounting frame 3 is a π-shaped structure, the top two sides of the mounting frame 3 are fixedly connected with limit plates 7, the width of the limit plates 7 is greater than the width of the mounting frame 3, the limit plates 7 and the support frames 2 are slidably connected, the limit plates 7 can drive the mounting frames 3 to slide left and right on the support frames 2, a fixing component for fixing the limit plates 7 is installed inside the mounting frame 3, the side of the mounting frame 3 away from the dry-type transformer body 1 is fixedly connected with a support rod 4, one end of the support rod 4 is fixedly connected with a fixing frame 11, the fixing frame 11 is a C-shaped structure, and a connecting piece that cooperates with a pole is installed inside the fixing frame 11, and the connecting piece can cooperate with the pole to fix the dry-type transformer body 1 between the two poles.

[0019] Among them, the fixing component includes a slide plate 9, the slide plate 9 is slidably connected to the inner side of the mounting frame 3, the insertion rods 10 are fixedly connected to the top sides of the slide plate 9, a spring 16 is installed between the slide plate 9 and the top of the mounting frame 3, and the bottom flange of the support frame 2 and the middle of the limit plate 7 are provided with positioning holes 8, the insertion rod 10 and the positioning hole 8 are plugged in, and the spring 16 can drive the slide plate 9 to move upward, pushing the insertion rod 10 to insert into the interior of the positioning hole 8.

[0020] Among them, the connecting part includes a fixed clamping plate 12, the fixed clamping plate 12 is fixedly connected to the inside of the fixing frame 11, and a movable clamping plate 13 is detachably connected to one side of the fixed clamping plate 12. A bolt 14 is threadedly connected between the fixed clamping plate 12 and the movable clamping plate 13. The fixed clamping plate 12 and the movable clamping plate 13 can be sleeved on the outside of the electric pole, so as to fix the dry-type transformer body 1 on the electric pole.

[0021] Wherein, avoidance grooves 15 are opened inside the two ends of the fixing frame 11, and the movable clamping plate 13 and the avoidance grooves 15 are movably connected, which is convenient for taking out the movable clamping plate 13 and also convenient for fixing the movable clamping plate 13 and the fixed clamping plate 12.

[0022] Among them, a reinforcing rod 5 is fixedly connected between the mounting frame 3 and the support rod 4, and the reinforcing rod 5 can fix and support the support rod 4 to improve the stability between the support rod 4 and the mounting frame 3. A reinforcing plate 6 is fixedly connected at the junction of the support rod 4 and the mounting frame 3 and at the bottom of the support rod 4, and the reinforcing plate 6 can further improve the stability between the support rod 4 and the mounting frame 3.

[0023] Specifically, the slide plate 9 is pressed downward to cause the spring 16 to be compressed and contracted, and then the insertion rod 10 is downwardly disengaged from the interior of the positioning hole 8, and then the two mounting frames 3 are moved left and right to make the limit plate 7 slide on the flange of the mounting frame 3, so that the support rod 4 pushes the fixing frame 11 to drive the fixed splint 12 and the movable splint 13 to move, so as to adapt to the spacing between different telephone poles. When fixing is required, the bolt 14 can be twisted off to make the fixed splint 12 fit the telephone pole and then the movable splint 13 can be fixed by the bolt 14.

[0024] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0025] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0026] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A dry-type transformer, comprising a dry-type transformer body (1) and two support frames (2) mounted at the bottom of the dry-type transformer body (1), characterized in that: The bottoms of the two support frames (2) are fixedly connected to a mounting frame (3), the tops of the mounting frames (3) are fixedly connected to limit plates (7) on both sides, the limit plates (7) and the support frames (2) are slidably connected, a fixing assembly for fixing the limit plates (7) is installed inside the mounting frames (3), a side of the mounting frames (3) away from the dry-type transformer body (1) is fixedly connected to a support rod (4), one end of the support rod (4) is fixedly connected to a fixing frame (11), and a connecting piece for matching with a power pole is installed inside the fixing frame (11).

2. A dry-type transformer according to claim 1, characterized in that: The fixing assembly comprises a slide plate (9), the inner side of the mounting frame (3) is slidably connected to the slide plate (9), the top two sides of the slide plate (9) are fixedly connected to plug rods (10), a spring (16) is installed between the slide plate (9) and the top of the mounting frame (3), and a positioning hole (8) is provided in the bottom flange of the support frame (2) and the middle of the limit plate (7), and the plug rod (10) and the positioning hole (8) are plugged in.

3. A dry-type transformer according to claim 2, characterized in that: The connecting member comprises a fixed clamping plate (12), the fixed frame (11) is fixedly connected to the inside of the fixed clamping plate (12), one side of the fixed clamping plate (12) is detachably connected to a movable clamping plate (13), and a bolt (14) is threadedly connected between the fixed clamping plate (12) and the movable clamping plate (13).

4. A dry-type transformer according to claim 3, characterized in that: Avoidance grooves (15) are provided inside the two ends of the fixing frame (11), and the movable clamping plate (13) and the avoidance grooves (15) are movably connected.

5. A dry-type transformer according to claim 4, characterized in that: A reinforcing rod (5) is fixedly connected between the mounting frame (3) and the supporting rod (4), and a reinforcing plate (6) is fixedly connected at the junction of the supporting rod (4) and the mounting frame (3) and at the bottom of the supporting rod (4).

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