Transformer protection device

Abstract

The utility model discloses a transformer protection device which comprises a box body and a protection mechanism, the protection mechanism is arranged in the box body, the transformer protection device further comprises a frame, a movable frame and a mounting plate, and the frame is arranged in the box body. The positions of the mounting plates on the front side and the rear side are adjusted through the fixing assemblies, adjustment can be carried out according to transformers of different sizes, then the transformer is fixed and adapts to various transformers, the mounting plates are adjusted firstly, then the transformer is mounted, and the transformer can be always located in the middle of the box body regardless of the size after being mounted; the protection mechanism on the opposite side can be ensured to approach or be far away from the transformer at the same speed and in the same mode, so that installation difficulty or dislocation between protection plates caused by desynchrony is avoided, the coordination and consistency of the whole protection process are ensured, and the protection effect of the protection mechanism is improved; transformers with different sizes can be conveniently mounted; and the adaptability of equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of transformer production, in particular to a transformer protection device. Background Art

[0002] Transformer is the basic equipment for power transmission and distribution, and is widely used in industry, agriculture, transportation, urban communities and other fields. It is a device that uses the principle of electromagnetic induction to change the AC voltage. Its main components are the primary coil, secondary coil and iron core (magnetic core).

[0003] A Chinese patent, a transformer protection box with high safety, publication number: CN219811381U, reduces the shock wave generated by the transformer explosion by the elastic force of the elastic plate on the fireproof plate, and then prevents the transformer explosion from generating high-temperature overflow by the fireproof plate, and the front side of the protection box is difficult to open after the explosion by cooperating with the box door and the fireproof plate; finally, the two movable plates move and fit together to reduce the space inside the protection box, thereby reducing the shock wave generated by the transformer explosion, but there is no fixing device for fixing the position of the transformer in the protection box, and transformers of different sizes cannot be fixed, and the protective plates on both sides move and fit together to the left and right sides of the transformer to reduce the space inside the protection box, but the front and rear ends of the transformer cannot be fixed. When the front and rear positions of the transformer are not fixed, the protective plates on both sides may only fit together the front half or the rear half of the transformer, resulting in poor protection effect in the protection box, so a transformer protection device is proposed to solve the above problems. Utility Model Content

[0004] The utility model provides a transformer protection device, comprising a box body and a protection mechanism, wherein the protection mechanism is arranged inside the box body, and further comprising a frame, a movable frame and a mounting plate, wherein the frame is arranged inside the box body, the movable frame is arranged inside the frame for sliding left and right, the mounting plate is arranged inside the movable frame for sliding back and forth, and one end thereof extends outward, a driving component for driving the movable frame to move is arranged inside the frame, a fixing component for fixing the position of the mounting plate is arranged inside the movable frame, and left and right side walls of the box body are both provided with protection nets.

[0005] Preferably, the fixing assembly includes a sliding frame, two threaded rods and two fixing sleeves. The sliding frame is slidably connected to the inner wall of the mobile frame, and both ends extend to the left and right sides of the mobile frame respectively. Rotation grooves are provided on the left and right sides of the sliding frame. The two threaded rods are respectively rotatably connected in the two rotation grooves and are arranged vertically upward. The two fixing sleeves are respectively threadedly connected to the two threaded rods.

[0006] Preferably, a fixing plate is connected to the top of the movable frame, and fixing grooves are provided on both left and right sides of the fixing plate, and the size of the fixing grooves is adapted to the size of the threaded rod.

[0007] Preferably, the driving assembly includes a rotating rod, a first bevel gear, a bidirectional threaded rod, a second bevel gear and a movable plate, one end of the rotating rod is rotatably connected to the rear side wall of the frame, and the other end extends to its front side, the first bevel gear is coaxially sleeved on the rotating rod, a support plate is connected between the upper and lower walls of the frame, one end of the bidirectional threaded rod is rotatably connected to the left side wall of the frame, and the other end extends to the right side of the support plate, the second bevel gear is coaxially sleeved on the bidirectional threaded rod and meshed with the first bevel gear, the movable plate is threadedly connected to the bidirectional threaded rod, and the movable frame is connected to the top end of the movable plate.

[0008] Preferably, rain shields are provided on both the left and right sides of the box body, ventilation holes are provided on both the left and right sides of the box body, and a box door is provided on the front side of the box body.

[0009] Preferably, both left and right side walls of the box body are connected to a mounting frame, and the protective net is slidably connected to the inner wall of the mounting frame.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] By using the fixing components to adjust the positions of the front and rear mounting plates, it can be adjusted according to transformers of different sizes, and then fixed to adapt to a variety of transformers. First adjust the mounting plates and then install the transformer. After the transformer is installed, regardless of its size, it can always be located in the middle of the box, which can ensure that the protection mechanisms on both sides approach or move away from the transformer at the same speed and in the same manner, which avoids installation difficulties or misalignment between the protection plates due to asynchrony, and ensures the coordination and consistency of the entire protection process. This improves the protection effect of the protection mechanism, facilitates the installation of transformers of different sizes, and improves the adaptability of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0013] In the attached picture:

[0014] Figure 1 This is a schematic diagram of the structure of a transformer protection device proposed by the utility model;

[0015] Figure 2 This is a schematic diagram of a fixed component in a transformer protection device proposed by the utility model;

[0016] Figure 3 This is an enlarged view of point A in a transformer protection device proposed by the utility model;

[0017] Figure 4 This is an appearance diagram of a transformer protection device proposed by the utility model;

[0018] 1. Box body; 2. Frame; 3. Mobile frame; 4. Fixed plate; 5. Mounting plate; 6. Fixed assembly; 61. Sliding frame; 62. Threaded rod; 63. Fixed sleeve; 7. Driving assembly; 71. Rotating rod; 72. First bevel gear; 73. Bidirectional threaded rod; 74. Second bevel gear; 75. Mobile plate; 8. Protective net; 9. Mounting frame. DETAILED DESCRIPTION

[0019] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0020] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance; in addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a connection between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] like Figure 1-4 As shown, a transformer protection device proposed by the utility model includes a box body 1 and a protection mechanism, the protection mechanism is arranged inside the box body 1, and also includes a frame 2, a movable frame 3 and a mounting plate 5, the frame 2 is arranged inside the box body 1, the movable frame 3 is slidable left and right inside the frame 2, the mounting plate 5 is slidable front and back inside the movable frame 3, and one end extends outward, a driving component 7 for driving the movable frame 3 to move is arranged inside the frame 2, a fixing component 6 for fixing the position of the mounting plate 5 is arranged inside the movable frame 3, and a protection net 8 is arranged on the left and right side walls of the box body 1.

[0022] In the utility model, the interior of the frame 2 is hollow and the top is missing. The transformer is installed inside the box body 1 by using a mounting plate 5, wherein the number of the mounting plates 5 is four, which are connected to the bottom of the transformer by bolts, wherein the number of the mobile frames 3 is two, and the two mobile frames 3 are driven to move relative to or away from each other by setting a driving component 7, and the positions of the mounting plates 5 on the left and right sides are adjusted. By using a fixing component 6 to adjust the positions of the mounting plates 5 on the front and rear sides, it is convenient to adjust according to transformers of different sizes, and then fix the transformer to adapt to a variety of transformers. The mounting plate 5 is adjusted first and then the transformer is installed, so that the transformer can be installed. After that, regardless of the size, it is always located in the middle of the box body 1, which can ensure that the protection mechanisms on both sides approach or move away from the transformer at the same speed and in the same manner, which avoids installation difficulties or misalignment between the protection plates due to asynchrony, and ensures the coordination and consistency of the entire protection process. In this way, the protection effect of the protection mechanism is improved, the installation of transformers of different sizes is convenient, and the adaptability of the equipment is improved. The dust can be blocked by setting the protection net 8, wherein the protection mechanism includes a motor, a screw, a movable block, a fixed block, a rotating shaft, a movable plate, an explosion-proof plate and a rotating plate, etc. There are two groups of protection mechanisms, which respectively protect the left and right sides of the transformer.

[0023] In an optional embodiment, the fixing assembly 6 includes a sliding frame 61, two threaded rods 62 and two fixing sleeves 63. The sliding frame 61 is slidably connected to the inner wall of the mobile frame 3, and both ends extend to the left and right sides of the mobile frame 3 respectively. Rotation grooves are provided on the left and right sides of the sliding frame 61. The two threaded rods 62 are respectively rotatably connected to the two rotation grooves and are arranged vertically upward. The two fixing sleeves 63 are respectively threadedly connected to the two threaded rods 62.

[0024] In an optional embodiment, the top of the mobile frame 3 is connected to a fixing plate 4 , and fixing grooves are provided on both left and right sides of the fixing plate 4 , and the size of the fixing grooves is adapted to the size of the threaded rod 62 .

[0025] In an optional embodiment, the driving assembly 7 includes a rotating rod 71, a first bevel gear 72, a bidirectional threaded rod 73, a second bevel gear 74 and a movable plate 75. One end of the rotating rod 71 is rotatably connected to the rear side wall of the frame 2, and the other end extends to its front side. The first bevel gear 72 is coaxially sleeved on the rotating rod 71. A support plate is connected between the upper and lower walls of the frame 2. One end of the bidirectional threaded rod 73 is rotatably connected to the left side wall of the frame 2, and the other end extends to the right side of the support plate. The second bevel gear 74 is coaxially sleeved on the bidirectional threaded rod 73 and meshes with the first bevel gear 72. The movable plate 75 is threadedly connected to the bidirectional threaded rod 73, and the movable frame 3 is connected to the top of the movable plate 75.

[0026] It should be noted that when adjusting the position of the mounting plate 5, after twisting the two fixing sleeves 63, the two fixing sleeves 63 are separated from the fixing plate 4, and then the two threaded rods 62 are flipped to separate them from the fixing grooves, the sliding frame 61 is slid, and the fixing sleeves 63 are twisted again to fix the position of the sliding frame 61 on the moving frame 3 after finding a suitable position. By twisting the rotating rod 71, the first bevel gear 72 drives the second bevel gear 74 to drive the bidirectional threaded rod 73 to rotate, so that the two moving plates 75 drive the two moving frames 3 to move relative to each other, thereby determining the positions of both sides of the transformer.

[0027] In an optional embodiment, rain shields are provided on both the left and right sides of the box body 1 , ventilation holes are provided on both the left and right sides of the box body 1 , and a box door is provided on the front side of the box body 1 .

[0028] In an optional embodiment, both left and right side walls of the box body 1 are connected to a mounting frame 9 , and the protective net 8 is slidably connected to the inner wall of the mounting frame 9 .

[0029] It should be noted that the protection net 8 can prevent dust from entering the box body 1 and damaging the transformer, and the protection net can be pulled out by opening the box door for replacement and maintenance.

[0030] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A transformer protection device, comprising a box (1) and a protection mechanism, wherein the protection mechanism is arranged inside the box (1), and is characterized in that: The invention also comprises a frame (2), a movable frame (3) and a mounting plate (5), wherein the frame (2) is arranged inside the box body (1), the movable frame (3) is arranged inside the frame (2) to slide left and right, the mounting plate (5) is arranged inside the movable frame (3) to slide forward and backward, and one end of the mounting plate (5) extends outward, a driving component (7) is arranged inside the frame (2) to drive the movable frame (3) to move, a fixing component (6) is arranged inside the movable frame (3) to fix the position of the mounting plate (5), and left and right side walls of the box body (1) are both provided with protective nets (8).

2. A transformer protection device according to claim 1, characterized in that: The fixing assembly (6) comprises a sliding frame (61), two threaded rods (62) and two fixing sleeves (63); the sliding frame (61) is slidably connected to the inner wall of the moving frame (3), and two ends thereof extend to the left and right sides of the moving frame (3) respectively; the left and right sides of the sliding frame (61) are provided with rotation grooves; the two threaded rods (62) are respectively rotatably connected to the two rotation grooves and are arranged vertically upward; and the two fixing sleeves (63) are respectively threadedly connected to the two threaded rods (62).

3. A transformer protection device according to claim 2, characterized in that: The top end of the movable frame (3) is connected to a fixing plate (4), and fixing grooves are provided on both left and right sides of the fixing plate (4), wherein the size of the fixing grooves matches the size of the threaded rod (62).

4. A transformer protection device according to claim 1, characterized in that: The driving assembly (7) comprises a rotating rod (71), a first bevel gear (72), a bidirectional threaded rod (73), a second bevel gear (74) and a moving plate (75); one end of the rotating rod (71) is rotatably connected to the rear side wall of the frame (2), and the other end extends to the front side thereof; the first bevel gear (72) is coaxially sleeved on the rotating rod (71); a support plate is connected between the upper and lower walls of the frame (2); one end of the bidirectional threaded rod (73) is rotatably connected to the left side wall of the frame (2), and the other end extends to the right side of the support plate; the second bevel gear (74) is coaxially sleeved on the bidirectional threaded rod (73) and meshes with the first bevel gear (72); the moving plate (75) is threadedly connected to the bidirectional threaded rod (73); and the moving frame (3) is connected to the top end of the moving plate (75).

5. A transformer protection device according to claim 1, characterized in that: Rain shields are provided on both the left and right sides of the box body (1), ventilation holes are provided on both the left and right sides of the box body (1), and a box door is provided on the front side of the box body (1).

6. A transformer protection device according to claim 1, characterized in that: The left and right side walls of the box body (1) are both connected to a mounting frame (9), and the protective net (8) is slidably connected to the inner wall of the mounting frame (9).

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