Oil-immersed transformer protective cover easy to disassemble and assemble

Abstract

The utility model discloses an oil-immersed transformer protective cover easy to disassemble and assemble, which comprises an oil-immersed transformer body, a mounting seat for supporting, a protective cover body and a mounting mechanism, the protective cover body and the mounting mechanism are symmetrically arranged on the left side and the right side of the oil-immersed transformer body, and the mounting mechanism is arranged at the lower end of the protective cover body. The mounting mechanisms are symmetrically arranged on the left side and the right side of the mounting base, the mounting mechanisms are combined with the fixing rods to drive the protective cover bodies and the mounting base to form a detachable structure, and the protective plates are arranged on the upper sides of the joints of the protective cover bodies at the left end and the right end. According to the oil-immersed transformer protective cover easy to disassemble and assemble, the protective cover body can be conveniently installed on the outer side of the oil-immersed transformer body, rainwater can be prevented from seeping into the protective cover body, the protective plate and the protective cover body can be conveniently connected, the overall structural design is simple, and the use cost is low.

Description

Technical Field

[0001] The utility model relates to the technical field related to transformer protective covers, in particular to an oil-immersed transformer protective cover which is easy to assemble and disassemble. Background Art

[0002] Oil-immersed transformer refers to a new type of high-performance transformer with a more reasonable structure and better performance. The three core columns of the oil-immersed transformer are arranged in an equilateral triangle in three dimensions. There is no air gap in the magnetic circuit, the winding is tighter, the three magnetic circuits are the same length and the shortest, and the cross-sectional area of ​​the core column is closer to a circle. Therefore, the performance is further improved, the loss is reduced, the noise is reduced, the three items are balanced, and the third harmonic component is reduced. It has many excellent properties and is widely used. In order to protect the transformer, a corresponding protective cover will be installed on the outside of the transformer;

[0003] Referring to the Chinese patent authorization announcement number CN219349939U, the authorization announcement date is 2023.07.14, which discloses a dry-type transformer protective cover. This solution improves the moisture-proof and mildew-proof effect of the bottom of the dry-type transformer protective cover body, kills two birds with one stone, reduces manufacturing costs, has a reasonable overall layout, and is highly practical;

[0004] However, the prior art has the problem that the protective cover cannot be disassembled and assembled, especially when the transformer is installed on outdoor supporting equipment, it is inconvenient to connect the protective cover to the transformer, and the rainproof effect is poor. For example, the comparative patents listed above have this problem.

[0005] For this reason, we propose an oil-immersed transformer protective cover that is easy to disassemble and assemble to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide an oil-immersed transformer protective cover that is easy to disassemble and assemble, so as to solve the problems in the prior art proposed in the above background technology that the protective cover cannot be easily disassembled and assembled, especially when the transformer is installed on outdoor supporting equipment, it is inconvenient to connect the protective cover to the transformer, and the rainproof effect is poor.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an oil-immersed transformer protective cover that is easy to disassemble and assemble, comprising an oil-immersed transformer body, a mounting seat for support, and protective cover bodies symmetrically arranged on the left and right sides of the oil-immersed transformer body;

[0008] Also includes:

[0009] The mounting mechanism is arranged at the lower end of the protective cover body, and the mounting mechanism is symmetrically arranged on the left and right sides of the mounting seat, and the mounting mechanism is combined with the fixing rod to drive the protective cover body and the mounting seat to form a disassembly structure;

[0010] The protective plate is arranged on the upper side of the connection between the protective cover body and the protective cover body at the left and right ends, and the lower end of the protective plate is connected to the connecting column for support by a slot, and the protective plate is fixedly connected to the front and rear sides of the upper end of the protective cover body respectively.

[0011] Preferably, heat dissipation grooves are provided at equal intervals on the side surfaces of the protective cover body, and side plates are provided at the upper ends of the heat dissipation grooves, and the side plates are fixedly connected to the outer side surfaces of the protective cover body.

[0012] Preferably, the side plates are arranged in one-to-one correspondence with the heat dissipation slots, and the side plates are arranged obliquely on the outer side of the protective cover body, and a fixing rod is fixedly connected to the lower end of the protective cover body.

[0013] Preferably, the mounting mechanism includes a fixed block fixedly connected to the left and right sides of the lower end of the mounting seat, a movable plate hingedly connected to the middle of the fixed block, a fixed column with threads on the outer surface, a fixing cap for limiting positioning, and a fixing groove opened on the side of the movable plate away from the oil-immersed transformer body.

[0014] Preferably, the movable plate forms a flip structure at the lower end of the mounting seat, and the movable plate is sleeved on the outside of the fixed rod, and the fixed rod and the mounting seat are connected by a slot.

[0015] Preferably, the movable plate is connected to the fixed column by a slot, and the fixed column is fixedly connected to the side of the fixed rod, and the outer surface of the fixed column is threadedly connected with a fixing cap, and the fixing cap is snap-connected in the fixing slot.

[0016] Preferably, a middle hinge of the connecting column is connected to a connecting block in an "L"-shaped structure, and a torsion spring with a reset function is provided at the connection between the connecting block and the connecting column.

[0017] Preferably, the upper end of the connecting block is snap-connected to the limiting block, and the limiting block is fixedly connected to the front and rear sides of the lower end of the protective plate respectively.

[0018] Compared with the prior art, the utility model has the following beneficial effects: the oil-immersed transformer protective cover that is easy to disassemble and assemble can very conveniently install the protective cover body on the outside of the oil-immersed transformer body through the setting of the fixing rod and the mounting mechanism during actual use, so as to protect the oil-immersed transformer body; combined with the setting of the protective plate and the side plate, the rainproof effect of the oil-immersed transformer body is further improved to prevent rainwater from seeping into the protective cover body; combined with the setting of the connecting column, the connecting block and the limiting block, it is convenient to connect the protective plate and the protective cover body; the overall structural design is relatively simple, and the use cost is low;

[0019] 1. Side panels and protective plates are provided. The side panels are arranged at equal intervals on the outer side of the protective cover body. Combined with the arrangement of the side panels and protective plates, rainwater can be prevented from penetrating into the protective cover body;

[0020] 2. A fixing rod and a mounting mechanism are provided, and the mounting mechanism includes a fixing block, a movable plate, a fixing column, a fixing cap and a fixing groove. Through the setting of the fixing rod and the mounting mechanism, the protective cover body can be quickly and conveniently installed on the outside of the oil-immersed transformer body;

[0021] 3. Connecting columns, connecting blocks and limiting blocks are provided, and the connecting columns, connecting blocks and limiting blocks are symmetrically arranged on the front and rear sides of the protective plate. The setting of the connecting columns, connecting blocks and limiting blocks facilitates the installation and disassembly of the limiting blocks. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the front view cutaway structure of the utility model;

[0023] Figure 2 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0024] Figure 3 This is a schematic diagram of the front view and section structure of the connection of the movable plate, the fixing rod, the fixing column and the fixing cap of the utility model;

[0025] Figure 4 This is a schematic diagram of the overall structure of the protective cover body, side panels and protective plate connected to the utility model;

[0026] Figure 5 This is a schematic diagram of the side view structure of the protective cover body, protective plate, connecting column, connecting block and limit block of the utility model;

[0027] Figure 6 It is a schematic diagram of the overall structure of the connection column, the connection block and the limit block of the utility model from a side view.

[0028] In the figure: 1. Oil-immersed transformer body; 2. Mounting seat; 3. Protective cover body; 4. Heat dissipation groove; 5. Side plate; 6. Fixing rod; 7. Mounting mechanism; 8. Fixing block; 9. Movable plate; 10. Fixing column; 11. Fixing cap; 12. Fixing groove; 13. Protective plate; 14. Connecting column; 15. Connecting block; 16. Torsion spring; 17. Limiting block. DETAILED DESCRIPTION

[0029] 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.

[0030] See also Figure 1-6 The utility model provides a technical solution: an oil-immersed transformer protective cover that is easy to disassemble and assemble, including an oil-immersed transformer body 1, a mounting seat 2, a protective cover body 3, a heat dissipation groove 4, a side plate 5, a fixing rod 6, a mounting mechanism 7, a fixing block 8, a movable plate 9, a fixing column 10, a fixing cap 11, a fixing groove 12, a protective plate 13, a connecting column 14, a connecting block 15, a torsion spring 16 and a limit block 17.

[0031] When using this easily removable oil-immersed transformer protective cover, Figure 1 , Figure 2 and Figure 3 As shown, the oil-immersed transformer body 1 is fixedly mounted on the upper end of the mounting seat 2, and the lower end of the protective cover body 3 is fixedly connected with a fixing rod 6. When the protective cover body 3 is installed, the protective cover body 3 is firstly symmetrically arranged on the left and right sides of the oil-immersed transformer body 1, and the protective cover body 3 drives the fixing rod 6 to connect with the mounting seat 2 by a slot. Combined with the arrangement of the mounting mechanism 7, the mounting mechanism 7 includes a fixing block 8 fixedly connected to the left and right sides of the lower end of the mounting seat 2, a movable plate 9 hingedly connected to the middle of the fixing block 8, a fixing column 10 with a thread on the outer surface, a fixing cap 11 for limiting, and a fixing groove 12 opened on the side of the movable plate 9 away from the oil-immersed transformer body 1;

[0032] By flipping the movable plate 9, the movable plate 9 is rotated with the fixed block 8, so that the movable plate 9 is sleeved on the outside of the fixed rod 6, and the movable plate 9 is connected with the fixed column 10 by a slot, and then the fixing cap 11 threadedly connected to the outer surface of the fixed column 10 is rotated, so that the fixing cap 11 is snap-connected in the fixing groove 12, so as to facilitate the limiting of the movable plate 9 and the fixed rod 6. Through the above operation, the protective cover body 3 and the mounting seat 2 can be limited very quickly and conveniently, and the protective cover body 3 can be installed on the outside of the oil-immersed transformer body 1 to protect the oil-immersed transformer body 1. Moreover, the protective cover bodies 3 on the left and right sides, after the protective cover body 3 is installed, as shown in FIG. Figure 1 , Figure 5 and Figure 6 As shown, the protective plate 13 is then installed on the upper end of the protective cover body 3;

[0033] First, by flipping the connecting block 15, the connecting block 15 and the connecting column 14 are rotated, at this time, the torsion spring 16 undergoes elastic deformation, and then the protective plate 13 is placed above the connection between the protective cover body 3 and the protective cover body 3 on the left and right sides, and the protective plate 13 and the connecting column 14 are connected by a slot, and then the connecting block 15 is loosened, and the torsion spring 16 recovers its elastic deformation, driving the connecting block 15 and the connecting column 14 to rotate, so that the upper end of the connecting block 15 is engaged with the limit block 17, thereby facilitating the limiting of the protective plate 13, fixing the protective plate 13 on the upper end of the protective cover body 3, and passing the protective The arrangement of the plate 13 can prevent rainwater from entering the protective cover body 3 through the gap at the connection between the protective cover body 3 and the protective cover body 3 outdoors, and heat dissipation grooves 4 are evenly spaced on the side of the protective cover body 3, and ventilation and heat dissipation are carried out through the heat dissipation grooves 4, and an inclined side plate 5 is arranged above the heat dissipation groove 4. The arrangement of the side plate 5 can facilitate the transportation and discharge of rainwater to the outside, and prevent rainwater from entering the protective cover body 3 through the heat dissipation groove 4, thereby further improving the overall waterproof effect, and the overall structural design is relatively simple, and installation and disassembly are relatively convenient, and the use cost is low, which is suitable for popularization and use.

[0034] 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. An oil-immersed transformer protective cover that is easy to assemble and disassemble, comprising an oil-immersed transformer body (1), a mounting seat (2) for supporting, and a protective cover body (3) symmetrically arranged on the left and right sides of the oil-immersed transformer body (1); It is characterized in that Also includes: A mounting mechanism (7), wherein the mounting mechanism (7) is arranged at the lower end of the protective cover body (3), and the mounting mechanism (7) is symmetrically arranged on the left and right sides of the mounting seat (2), and the mounting mechanism (7) is combined with the fixing rod (6) to drive the protective cover body (3) and the mounting seat (2) to form a disassembly structure; A protective plate (13) is arranged on the upper side of the connection between the protective cover body (3) and the protective cover body (3) at the left and right ends, and the lower end of the protective plate (13) is connected to a connecting column (14) for support by a slot, and the protective plate (13) is respectively fixedly connected to the front and rear sides of the upper end of the protective cover body (3).

2. The easily disassembled oil-immersed transformer protective cover according to claim 1 is characterized in that: The side surface of the protective cover body (3) is provided with heat dissipation grooves (4) at equal intervals, and the upper ends of the heat dissipation grooves (4) are provided with side plates (5), and the side plates (5) are fixedly connected to the outer side surface of the protective cover body (3).

3. The easily disassembled oil-immersed transformer protective cover according to claim 2 is characterized in that: The side plates (5) are arranged in a one-to-one correspondence with the heat dissipation grooves (4), and the side plates (5) are arranged obliquely on the outside of the protective cover body (3), and a fixing rod (6) is fixedly connected to the lower end of the protective cover body (3).

4. The easily disassembled oil-immersed transformer protective cover according to claim 1 is characterized in that: The mounting mechanism (7) comprises a fixing block (8) fixedly connected to the left and right sides of the lower end of the mounting seat (2), a movable plate (9) hingedly connected to the middle of the fixing block (8), a fixing column (10) with threads on the outer surface, a fixing cap (11) for limiting position, and a fixing groove (12) provided on a side of the movable plate (9) away from the oil-immersed transformer body (1).

5. The easily disassembled oil-immersed transformer protective cover according to claim 4 is characterized in that: The movable plate (9) forms a flip structure at the lower end of the mounting seat (2), and the movable plate (9) is sleeved on the outside of the fixed rod (6), and the fixed rod (6) and the mounting seat (2) are connected by a slot.

6. The easily disassembled oil-immersed transformer protective cover according to claim 5 is characterized in that: The movable plate (9) and the fixed column (10) are connected by a slot, and the fixed column (10) is fixedly connected to the side of the fixed rod (6). The outer surface of the fixed column (10) is threadedly connected with a fixing cap (11), and the fixing cap (11) is snap-fitted into the fixing slot (12).

7. The easily disassembled oil-immersed transformer protective cover according to claim 1 is characterized in that: A connecting block (15) having an "L"-shaped structure is hingedly connected to the middle of the connecting column (14), and a torsion spring (16) having a reset function is provided at the connection between the connecting block (15) and the connecting column (14).

8. The easily disassembled oil-immersed transformer protective cover according to claim 7 is characterized in that: The upper end of the connection block (15) is snap-connected to the limit block (17), and the limit block (17) is respectively fixedly connected to the front and rear sides of the lower end of the protection plate (13).

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