Transformer convenient to maintain

Abstract

The utility model relates to a transformer convenient to maintain, relates to the technical field of transformers, and aims to solve the problem that the transformer is inconvenient to maintain. A transformer convenient to maintain comprises a shell and a transformer body arranged in the shell. A mounting seat for placing the transformer body is arranged in the shell, a moving assembly for driving the mounting seat to move is arranged on the shell, a maintenance opening for the transformer body to pass through is formed in the shell, and a cover plate for sealing the maintenance opening is rotationally arranged on the shell; a supporting assembly used for supporting the mounting base is arranged on the mounting base and located at the end, close to the cover plate, of the mounting base. The transformer has the effect of improving the maintenance convenience of the transformer.

Description

Technical Field

[0001] The present application relates to the technical field of transformers, and in particular to a transformer that is easy to maintain. Background Art

[0002] Transformers are important equipment used to change AC voltage in power systems and are widely used in industry, agriculture, transportation and other fields. In order to ensure the safe and reliable operation of transformers and extend the service life of transformers, transformers need to be repaired and maintained regularly.

[0003] With respect to the above-mentioned related technology, the inventors found that the following problems exist in the technology: in daily applications, the transformer body is usually installed in a protective box shell. When carrying out maintenance work, the box shell is usually lifted by a crane to expose the transformer body. The maintenance personnel then repair the transformer, which reduces the convenience of maintenance, so it needs to be improved. Utility Model Content

[0004] In order to improve the problem of inconvenient transformer maintenance, the present application provides a transformer that is easy to maintain.

[0005] The present application provides a transformer that is easy to maintain and adopts the following technical solution:

[0006] A transformer that is easy to maintain, comprises a shell and a body arranged inside the shell; a mounting seat for placing the body is arranged inside the shell, a moving component for driving the mounting seat to move is arranged on the shell, a maintenance opening for passing the body through is opened on the shell, a cover plate for sealing the maintenance opening is rotatably arranged on the shell, a supporting component for supporting the mounting seat is arranged on the mounting seat, and the supporting component is located at the end of the mounting seat close to the cover plate.

[0007] By adopting the above technical solution, the cover is opened, and the moving assembly is controlled to drive the mounting seat to drive the device body to move toward the maintenance port, and the device body passes through the maintenance port; in the process of the mounting seat driving the device body to gradually separate from the shell, the supporting assembly is controlled to support the mounting seat so that the device body is completely exposed outside the shell, thereby facilitating maintenance personnel to repair the device body, thereby improving the convenience of transformer maintenance.

[0008] Preferably, the moving assembly includes a rotating screw, a guide rod, a slider and a first driving member; the rotating screw is rotatably arranged on the shell, the guide rod is arranged on the shell, and the length direction of the rotating screw is parallel to the length direction of the guide rod; the slider is sleeved on the rotating screw and the guide rod, the slider is threadedly connected to the rotating screw, and the slider is connected to the mounting seat; the first driving member is arranged on the shell to drive the rotating screw to rotate.

[0009] By adopting the above technical solution, the first driving member drives the rotating screw to rotate. Since the slider is threadedly connected to the rotating screw and the guide rod has a guiding effect on the slider, the slider is driven to drive the mounting seat to move toward the maintenance port, and the device body passes through the maintenance port to facilitate maintenance of the device body.

[0010] Preferably, the support assembly includes a support plate, a support pulley and a second driving member; the support plate is rotatably arranged on the mounting seat, and the support plate is located at the end of the mounting seat close to the cover plate; the support pulley is rotatably arranged at the end of the support plate away from the mounting seat; the second driving member is arranged on the mounting seat to drive the support plate to rotate.

[0011] By adopting the above technical solution, the mounting seat drives the device body to gradually separate from the shell, and the second driving member drives the support plate to rotate a certain angle, so that the support pulley is against the ground and rolls on the ground with the moving mounting seat, thereby supporting the mounting seat that is separated from the shell, thereby ensuring the stability of the mounting seat during movement.

[0012] Preferably, a locking assembly for locking the cover plate is provided on the housing.

[0013] By adopting the above technical solution, maintenance personnel control the locking assembly to lock the cover, thereby reducing the occurrence of the cover detaching from the maintenance opening.

[0014] Preferably, the locking assembly includes a fixing block, a fastening block, a locking block, a protrusion and an elastic member; the fixing block is arranged on the cover plate, and a limiting notch is provided on the fixing block, and the locking block is slidably arranged inside the limiting notch; the fastening block is arranged on the shell, and a limiting groove for the locking block to be pressed into is provided on the fastening block, and the protrusion is arranged on the locking block; the elastic member is arranged inside the limiting notch, one end of the elastic member in the length direction is pressed against the side wall of the locking block away from the fastening block, and the other end of the elastic member in the length direction is pressed against the bottom wall of the limiting notch, so as to drive the locking block into the limiting groove by its own elastic force.

[0015] By adopting the above technical solution, the protrusion is moved so that the locking block slides in the limiting notch in a direction away from the fastening block and disengages from the limiting groove, and then the cover is rotated, thereby realizing the opening of the cover;

[0016] The protrusion is moved so that the locking block slides in the direction close to the elastic member inside the limiting notch, the elastic member is elastically deformed, and the cover is rotated so that the cover is sealed on the maintenance opening; then, the protrusion is released, and the locking block is acted upon by the elastic force of the elastic member, moves in the direction away from the elastic member, and presses into the limiting groove, thereby locking the cover.

[0017] Preferably, a slide bar is provided on the locking block, and the length direction of the slide bar is parallel to the moving direction of the locking block, and the fixing block and the fastening block are both provided with a slide groove adapted to the slide bar.

[0018] By adopting the above technical solution, the slide bar on the locking block slides inside the slide groove, thereby reducing the phenomenon of the locking block loosening and detaching at the limiting notch during the sliding process.

[0019] Preferably, a sealing ring plate is provided on the side wall of the cover plate along the circumferential direction, and a sealing groove which can abut against the sealing ring plate is formed at the maintenance opening of the shell.

[0020] By adopting the above technical solution, when the cover is closed, the sealing groove and the sealing ring plate abut against each other, thereby improving the sealing performance of the cover to ensure the protective performance of the shell to the body during daily operation.

[0021] Preferably, a plurality of groups of rollers are rotatably arranged on the mounting seat, and the inner side wall of the shell is provided with tracks matching the rollers.

[0022] By adopting the above technical solution, when the moving assembly drives the mounting seat to move, the roller moves along the track to reduce the resistance during the movement of the mounting seat.

[0023] In summary, the present application includes at least one of the following beneficial technical effects:

[0024] 1. By setting a moving component and a supporting component, the moving component drives the mounting seat to drive the device body through the maintenance port and gradually detach from the shell, and the supporting component supports the mounting seat detached from the shell so that the device body is completely exposed to the shell, thereby improving the convenience of transformer maintenance.

[0025] 2. By setting a locking assembly and moving the protrusion, the locking block slides inside the limiting notch in a direction away from the fastening block and disengages from the limiting groove, so that the maintenance personnel can turn the cover to open the maintenance port. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the structure of a transformer that is easy to maintain according to an embodiment of the present application;

[0027] Figure 2 It is a structural schematic diagram used to reflect the supporting components;

[0028] Figure 3 It is a cross-sectional schematic diagram used to represent the moving components;

[0029] Figure 4 It is a schematic diagram for reflecting the structure of the locking assembly;

[0030] Figure 5An exploded view of the locking assembly.

[0031] Description of reference numerals:

[0032] 1. Shell; 11. Mounting seat; 111. Body; 112. Roller; 12. Maintenance port; 121. Sealing groove; 13. Cover plate; 131. Sealing ring plate; 14. Track; 2. Moving assembly; 21. Rotating screw; 22. Guide rod; 23. Sliding block; 24. First driving member; 3. Support assembly; 31. Support plate; 32. Support pulley; 33. Second driving member; 4. Locking assembly; 41. Fixed block; 411. Limiting notch; 42. Fastening block; 421. Limiting groove; 43. Locking block; 431. Sliding bar; 432. Sliding groove; 44. Protrusion; 45. Elastic member. DETAILED DESCRIPTION

[0033] The following is combined with Figure 1-5 This application is described in further detail.

[0034] The embodiment of the present application discloses a transformer that is easy to maintain.

[0035] Reference Figure 1 and Figure 2 A transformer convenient for maintenance comprises a housing 1 and a body 111 installed inside the housing 1, wherein a mounting seat 11 for placing the body 111 is installed inside the housing 1. A maintenance opening 12 is provided on the side wall of the housing 1, and a sealing groove 121 is provided at the maintenance opening 12 of the housing 1. A cover plate 13 is rotatably connected to the side wall of the housing 1 through a hinge, and a sealing ring plate 131 is integrally formed along the circumferential direction on the side wall of the cover plate 13 so as to abut against the sealing groove 121.

[0036] Reference Figure 2 and Figure 3 A moving assembly 2 is mounted on the housing 1 to drive the body 111 to pass through the maintenance port 12. The moving assembly 2 includes a rotating screw 21, a guide rod 22, a slider 23 and a first driving member 24. The rotating screw 21 is rotatably connected to the inner side wall of the housing 1, the guide rod 22 is fixedly connected to the inner side wall of the housing 1, and the length direction of the rotating screw 21 is parallel to the length direction of the guide rod 22.

[0037] Reference Figure 2 and Figure 3 The slider 23 is located at the end of the mounting seat 11 away from the cover plate 13, the side wall of the slider 23 facing the body 111 is welded and fixed to the side wall of the mounting seat 11 away from the body 111, and the slider 23 is sleeved on the rotating screw 21 and the guide rod 22; the rotating screw 21 is threadedly connected to the slider 23, and the guide rod 22 is slidably connected to the slider 23.

[0038] Reference Figure 2 and Figure 3 In this embodiment, the first driving member 24 can be a motor, and the first driving member 24 is welded and fixed to the outer wall of the housing 1 away from the cover plate 13, and the output end of the first driving member 24 is fixedly connected to the end of the rotating screw 21 close to the first driving member 24. The first driving member 24 drives the rotating screw 21 to rotate, so that the slider 23 drives the mounting seat 11 to move in a direction away from the first driving member 24, so that the device body 111 passes through the maintenance port 12.

[0039] Reference Figure 2 and Figure 3 A plurality of rollers 112 are rotatably connected to the side wall of the mounting seat 11 away from the body 111 through a support, and a track 14 for the rollers 112 to move is welded and fixed to the inner side wall at the bottom of the housing 1. A support assembly 3 is installed on the mounting seat 11 to support the mounting seat 11, and the support assembly 3 includes a support plate 31, a support pulley 32 and a second driving member 33.

[0040] Reference Figure 2 The support plate 31 is rotatably connected to the side wall of the mounting seat 11 away from the device body 111 through a rotating shaft, the end of the support plate 31 close to the rotating shaft is fixedly connected to the rotating shaft, and the support plate 31 is located at the end of the mounting seat 11 away from the first driving member 24, and the support pulley 32 is rotatably connected to the end of the support plate 31 away from the mounting seat 11; in this embodiment, the second driving member 33 can be a motor, and the second driving member 33 is fixed to the side wall of the mounting seat 11 away from the device body 111 through a support, and the output end of the second driving member 33 is fixedly connected to the rotating shaft.

[0041] Reference Figure 1 and Figure 5 The housing 1 is provided with a locking assembly 4, which includes a fixing block 41, a fastening block 42, a locking block 43, a protrusion 44 and an elastic member 45. The fixing block 41 is welded and fixed to the cover plate 13, and a limiting notch 411 is provided on the fixing block 41; the locking block 43 is located inside the limiting notch 411, and the locking block 43 can slide along the length direction of the limiting notch 411; a sliding bar 431 is integrally formed on the side wall of the locking block 43, and the length direction of the sliding bar 431 is parallel to the moving direction of the locking block 43.

[0042] Reference Figure 1 and Figure 5 The protrusion 44 is integrally formed on the locking block 43, and the end of the protrusion 44 away from the locking block 43 passes through the fixing block 41; the fastening block 42 is welded and fixed to the outer wall of the shell 1, and a limiting groove 421 for the locking block 43 to be pressed into the side wall of the fastening block 42 facing the fixing block 41 is provided, and a sliding groove 432 adapted to the sliding bar 431 is provided on both the fastening block 42 and the fixing block 41.

[0043] Reference Figure 4 and Figure 5 In this embodiment, the elastic member 45 can be a spring, which is installed inside the limiting notch 411, and is located on the side of the locking block 43 away from the fastening block 42. One end of the elastic member 45 in the length direction abuts against the side wall of the locking block 43 away from the fastening block 42, and the other end of the elastic member 45 in the length direction abuts against the bottom wall of the fastening block 42 facing the limiting notch 411, and the extension direction of the elastic member 45 is parallel to the moving direction of the locking block 43.

[0044] The implementation principle of a transformer that is easy to maintain in the embodiment of the present application is as follows:

[0045] Driven by the first driving member 24, the slider 23 drives the mounting seat 11 to move toward the maintenance opening 12, and allows the device body 111 to pass through the maintenance opening 12; in the process of the mounting seat 11 gradually separating from the shell 1, the second driving member 33 drives the support plate 31 to rotate a certain angle, so that the support plate 31 and the support pulley 32 are in contact with the ground, thereby supporting the mounting seat 11, so that the device body 111 is completely exposed to the shell 1; then, the maintenance worker repairs the device body 111, which improves the convenience of transformer maintenance.

[0046] The above are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application in sequence. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A transformer that is easy to maintain, comprising a housing (1) and a body (111) disposed inside the housing (1); characterized in that: A mounting seat (11) for placing a device body (111) is arranged inside the shell (1); a moving assembly (2) for driving the mounting seat (11) to move is arranged on the shell (1); a maintenance opening (12) for allowing the device body (111) to pass through is opened on the shell (1); a cover plate (13) for sealing the maintenance opening (12) is rotatably arranged on the shell (1); a supporting assembly (3) for supporting the mounting seat (11) is arranged on the mounting seat (11); and the supporting assembly (3) is located at an end of the mounting seat (11) close to the cover plate (13); The moving assembly (2) comprises a rotating screw (21), a guide rod (22), a slider (23) and a first driving member (24); the rotating screw (21) is rotatably arranged on the housing (1), the guide rod (22) is arranged on the housing (1), and the length direction of the rotating screw (21) is parallel to the length direction of the guide rod (22); the slider (23) is sleeved on the rotating screw (21) and the guide rod (22), the slider (23) is threadedly connected to the rotating screw (21), and the slider (23) is connected to the mounting seat (11); the first driving member (24) is arranged on the housing (1) to drive the rotating screw (21) to rotate; The support assembly (3) comprises a support plate (31), a support pulley (32) and a second driving member (33); the support plate (31) is rotatably arranged on the mounting seat (11), and the support plate (31) is located at an end of the mounting seat (11) close to the cover plate (13); the support pulley (32) is rotatably arranged at an end of the support plate (31) away from the mounting seat (11); and the second driving member (33) is arranged on the mounting seat (11) to drive the support plate (31) to rotate.

2. A transformer convenient for maintenance according to claim 1, characterized in that: The housing (1) is provided with a locking assembly (4) for locking the cover plate (13).

3. A transformer convenient for maintenance according to claim 2, characterized in that: The locking assembly (4) comprises a fixing block (41), a fastening block (42), a locking block (43), a protrusion (44) and an elastic member (45); the fixing block (41) is arranged on the cover plate (13), and a limiting notch (411) is provided on the fixing block (41), and the locking block (43) is slidably arranged inside the limiting notch (411); the fastening block (42) is arranged on the housing (1), and a protrusion (44) is provided on the fastening block (42) for the locking block (43) to be engaged with the fixing block (411); The locking block (43) is pressed into a limiting groove (421), the protrusion (44) is arranged on the locking block (43); the elastic member (45) is arranged inside the limiting notch (411), one end of the elastic member (45) in the length direction is pressed against the side wall of the locking block (43) away from the fastening block (42), and the other end of the elastic member (45) in the length direction is pressed against the bottom wall of the limiting notch (411), so as to drive the locking block (43) to press into the limiting groove (421) through its own elastic force.

4. A transformer convenient for maintenance according to claim 3, characterized in that: The locking block (43) is provided with a slide bar (431), and the length direction of the slide bar (431) is parallel to the moving direction of the locking block (43), and the fixing block (41) and the fastening block (42) are both provided with a slide groove (432) adapted to the slide bar (431).

5. The transformer convenient for maintenance according to claim 1, characterized in that: A sealing ring plate (131) is provided on the side wall of the cover plate (13) along the circumferential direction, and a sealing groove (121) capable of abutting against the sealing ring plate (131) is provided at the maintenance opening (12) of the housing (1).

6. The transformer convenient for maintenance according to claim 1, characterized in that: A plurality of groups of rollers (112) are rotatably arranged on the mounting seat (11), and a track (14) matching the rollers (112) is arranged on the inner side wall of the housing (1).

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