Box transformer substation and box body thereof

Abstract

The utility model relates to the technical field of electrical equipment, in particular to a box transformer substation and a box body thereof, the box body of the box transformer substation comprises a main frame and a component mounting rack, and the main frame and the component mounting rack are respectively provided with bolt connecting holes for fastening bolts to pass through. The component mounting rack is fixedly connected to the main frame through the cooperation of the fastening bolts and the bolt connecting holes, the bolt connecting holes are formed in the main frame and the component mounting rack respectively, and the component mounting rack is fixedly connected to the main frame through the cooperation of the bolt connecting holes and the fastening bolts. Welding operation of the component mounting rack on the main frame is not needed, and the influence of the welding operation on the manufacturing efficiency of the box body is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical equipment, in particular to a box transformer and a box body thereof. Background Art

[0002] In order to adapt to the growing market demand for new energy box transformers, optimizing the structure of new energy box transformers, reducing the cost of new energy box transformers, and improving the assembly efficiency of new energy box transformers have become the design focus of new energy box transformers. Box transformers are box-type transformers. Various high-voltage components are installed in the high-voltage room of the box transformer, such as load switches, high-voltage insulators, lightning arresters, etc., and each high-voltage component is fixed to the main frame of the box through a mounting frame. When installing high-voltage components in current box transformers, the component mounting frame is directly welded to the box. This welding and fixing method is time-consuming and affects efficiency. In addition, during later maintenance and repairs, the non-detachable nature of the component mounting frame will increase the difficulty of replacing components. Utility Model Content

[0003] The purpose of the utility model is to provide a box body of a box transformer to solve the problem that the current box transformer component mounting frame adopts welding fixing method to affect the box body manufacturing efficiency; the purpose of the utility model is also to provide a box transformer to solve the above problem.

[0004] The technical solution of the box body of the box transformer of the utility model is:

[0005] The box body of the box-type transformer includes a main frame and a component mounting frame. The main frame and the component mounting frame are respectively provided with bolt connection holes for inserting fastening bolts. The component mounting frame is fixedly connected to the main frame by fastening bolts and the bolt connection holes.

[0006] Furthermore, the main frame is provided with more than two mounting positions corresponding to each component mounting rack, and each mounting position is provided with a bolt connection hole, so that the component mounting rack can be installed on the main frame in an adjustable position.

[0007] Furthermore, the component mounting frame includes a fixing member for fixing the components, and the fixing member is a bending structure.

[0008] Furthermore, the component mounting frame is used to install the load switch, and the component mounting frame includes at least two spaced-apart beams and columns fixedly connected to the beams, the beams are fixedly connected to the main frame, and the columns are provided with mounting structures for fixedly installing the load switch.

[0009] Furthermore, the column is a bent plate, including a first fixed section and a second fixed section that are staggered. The first fixed section is attached to and fixedly connected to the beam, the second fixed section is spaced apart from the beam, the second fixed section is fixedly connected to the beam through a reinforcement, and the second fixed section is provided with the mounting structure.

[0010] Furthermore, the component mounting frame is used to install insulators, and the component mounting frame includes at least two beams arranged at intervals and columns fixedly connected to the beams, one of the beams is a fixed beam, which is fixedly connected to the main frame and is provided with a mounting structure for fixing and installing insulators.

[0011] Furthermore, the main frame includes columns, and the ends of the fixed beams are provided with bolt connection holes for connecting to the columns, and the bolt connection holes of the fixed beams for connecting to the columns are arranged on the same side as the mounting structure.

[0012] Furthermore, the component mounting frame is used to install the lightning arrester, and the component mounting frame includes a mounting beam and a support fixedly connected to the mounting beam. The mounting beam is provided with a mounting structure for fixing the lightning arrester, and the support is fixed on the main frame.

[0013] Furthermore, the support is formed by bending a plate.

[0014] The beneficial effects of the technical solution of the box body of the box-type transformer of the present invention: the present invention is improved on the basis of the existing box body of the box-type transformer, by respectively arranging bolt connection holes on the main frame and the component mounting frame, and utilizing the bolt connection holes in conjunction with fastening bolts to fix the component mounting frame to the main frame. Such a bolt fixing connection method does not require welding operations of the component mounting frame on the main frame, thereby avoiding the influence of welding operations on the efficiency of box manufacturing.

[0015] The technical solution of the box-type transformer of the utility model is:

[0016] The box transformer comprises a box body, which comprises a main frame and a component mounting frame. The main frame and the component mounting frame are respectively provided with bolt connection holes for inserting fastening bolts. The component mounting frame is fixedly connected to the main frame through the fastening bolts and the bolt connection holes.

[0017] Furthermore, the main frame is provided with more than two mounting positions corresponding to each component mounting rack, and each mounting position is provided with a bolt connection hole, so that the component mounting rack can be installed on the main frame in an adjustable position.

[0018] Furthermore, the component mounting frame includes a fixing member for fixing the components, and the fixing member is a bending structure.

[0019] Furthermore, the component mounting frame is used to install the load switch, and the component mounting frame includes at least two spaced-apart beams and columns fixedly connected to the beams, the beams are fixedly connected to the main frame, and the columns are provided with mounting structures for fixedly installing the load switch.

[0020] Furthermore, the column is a bent plate, including a first fixed section and a second fixed section that are staggered. The first fixed section is attached to and fixedly connected to the beam, the second fixed section is spaced apart from the beam, the second fixed section is fixedly connected to the beam through a reinforcement, and the second fixed section is provided with the mounting structure.

[0021] Furthermore, the component mounting frame is used to install insulators, and the component mounting frame includes at least two beams arranged at intervals and columns fixedly connected to the beams, one of the beams is a fixed beam, which is fixedly connected to the main frame and is provided with a mounting structure for fixing and installing insulators.

[0022] Furthermore, the main frame includes columns, and the ends of the fixed beams are provided with bolt connection holes for connecting to the columns, and the bolt connection holes of the fixed beams for connecting to the columns are arranged on the same side as the mounting structure.

[0023] Furthermore, the component mounting frame is used to install the lightning arrester, and the component mounting frame includes a mounting beam and a support fixedly connected to the mounting beam. The mounting beam is provided with a mounting structure for fixing the lightning arrester, and the support is fixed on the main frame.

[0024] Furthermore, the support is formed by bending a plate.

[0025] The beneficial effects of the technical solution of the box-type transformer of the utility model are as follows: bolt connection holes are respectively arranged on the main frame and the component mounting frame, and the component mounting frame is fixedly connected to the main frame by using the bolt connection holes in combination with fastening bolts. Such a bolt fixing connection method does not require welding operations of the component mounting frame on the main frame, thereby avoiding the influence of welding operations on the efficiency of box manufacturing. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a structural schematic diagram of an embodiment of a box body of a box-type transformer of the utility model;

[0027] Figure 2 for Figure 1 A schematic diagram of the installation structure of the load switch mounting frame and the load switch mounting column;

[0028] Figure 3 for Figure 2 A partial view of the reinforcement member in FIG.

[0029] Figure 4 for Figure 3 A schematic diagram of the installation structure of the insulator mounting frame and the lightning arrester mounting frame on the main frame;

[0030] Figure 5 for Figure 4 A schematic diagram of the installation structure of the insulator mounting frame from a side perspective;

[0031] Figure 6 for Figure 4 A schematic diagram of the installation structure of the insulator mounting frame from another side perspective;

[0032] Figure 7 for Figure 4 A schematic diagram of the installation structure of the arrester mounting frame from a side perspective;

[0033] Figure 8 for Figure 4 Schematic diagram of the installation structure of the lightning arrester mounting frame from the other side of the perspective.

[0034] In the figure: 1. main frame; 11. insulator mounting column; 12. lightning arrester mounting beam; 13. load switch mounting column; 14. main frame bolt connection hole; 2. first panel; 3. second panel; 4. load switch mounting frame; 41. first mounting column; 42. second mounting column; 43. load switch mounting hole; 44. reinforcement; 45. load switch supporting beam; 46. load switch mounting frame bolt connection hole; 5. insulator mounting frame; 51. insulator reinforcement beam; 52. insulator fixing beam; 53. insulator reinforcement column; 54. insulator mounting hole; 55. insulator mounting frame bolt connection hole; 6. lightning arrester mounting frame; 61. lightning arrester mounting beam; 62. lightning arrester support; 63. lightning arrester mounting hole; 64. lightning arrester mounting frame bolt connection hole. DETAILED DESCRIPTION

[0035] The box body of the box transformer of the utility model is provided with bolt connection holes on the main frame and the component mounting frame respectively, and the component mounting frame is fixedly connected to the main frame by using the bolt connection holes and fastening bolts. This bolt fixing connection method does not require welding operation of the component mounting frame on the main frame, thereby avoiding the influence of welding operation on the box body manufacturing efficiency.

[0036] Embodiment of the box body of the box transformer of the utility model:

[0037] like Figure 1-8 As shown, the box body of the box transformer includes a main frame 1 and a component mounting frame. The main frame 1 is formed by assembling C-shaped materials through bolt connection. The main frame 1 includes a plurality of beams and columns. The beams and columns are all C-shaped materials. The C-shaped materials have an inner cavity and a side opening on one side of the inner cavity. The different sides of the C-shaped materials are used to facilitate the opening of bolt connection holes, so as to facilitate the bolt fixed connection.

[0038] The space inside the main frame 1 is divided into a high-voltage chamber and a low-voltage chamber. The high-voltage chamber includes a left chamber and a right chamber. The left chamber is provided with a first panel 2, and the right chamber is provided with a second panel 3. Both the first panel 2 and the second panel 3 are mounted on the main frame 1. The left chamber of the high-voltage chamber is arranged outside and used to install high-voltage insulators and lightning arresters, and the right chamber of the high-voltage chamber is arranged inside and used to install load switches.

[0039] The load switch, insulator, and lightning arrester all constitute high-voltage components. The main frame 1 includes an insulator mounting column 11, a lightning arrester mounting beam 12, and a load switch mounting column 13. The load switch is mounted on the load switch mounting column 13 through the load switch mounting frame 4, the insulator is mounted on the insulator mounting column 11 through the insulator mounting frame 5, and the lightning arrester is mounted on the lightning arrester mounting beam 12 through the lightning arrester mounting frame 6. The load switch mounting frame 4, the insulator mounting frame 5, and the lightning arrester mounting frame 6 are all component mounting frames. Bolt connection holes for inserting fastening bolts are respectively provided on the main frame 1 and the component mounting frame. The component mounting frame is fixedly connected to the main frame 1 through the fastening bolts and the bolt connection holes and is mounted on the beam or On the column, the bolt connection hole on the main frame 1 for fixing the component mounting frame is the main frame bolt connection hole 14, and multiple bolt connection holes are opened on each side of the crossbeam and column of the main frame 1 along the extension direction thereof, and each bolt connection hole is distributed at a certain interval. The installation position of the component mounting frame can be adjusted by using different main frame bolt connection holes 14 on the main frame 1, so that multiple installation positions corresponding to each component mounting frame are provided on the main frame 1, and each installation position is provided with a main frame bolt connection hole 14 so that the component mounting frame can be installed on the main frame 1 with an adjustable position.

[0040] The load switch mounting frame 4 is fixedly connected to two load switch mounting columns 13 spaced apart in the front and rear, and the load switch mounting frame 4 includes two load switch supporting beams 45 spaced apart in the upper and lower parts, and a first mounting column 41 and a second mounting column 42 fixedly connected to the load switch supporting beam 45. The load switch supporting beam 45 is made of C-shaped material, and the front and rear ends of the load switch supporting beam 45 are respectively integrally provided with bending parts, and the bending parts are provided with load switch mounting frame bolt connection holes 46. The load switch mounting columns 13 are made of C-shaped material, and the main frame bolt connection holes 14 provided on the opposite sides of the front and rear load switch mounting columns 13 correspond to the load switch mounting frame bolt connection holes 46 to be fixedly connected by fastening bolts.

[0041] The first mounting column 41 is a Z-shaped bending plate, and includes a first fixed section and a second fixed section that are staggered, and the first fixed section and the second fixed section are arranged in parallel, the first fixed section is attached to the right side of the load switch support beam 45 and is fixedly connected by bolts, the second fixed section is spaced and opposite to the right side of the load switch support beam 45, and the second fixed section is fixedly connected to the upper side of the load switch support beam 45 through a reinforcement member 44. The reinforcement member 44 is an L-shaped bending plate, including a vertical portion and a horizontal portion, the vertical portion is fixedly connected to the second fixed section by bolts, and the horizontal portion is fixedly connected to the upper side of the load switch support beam 45 by bolts, and in order to facilitate compatible installation errors, the holes on the reinforcement member 44 for the bolts to pass through are oblong holes.

[0042] The second mounting column 42 is a U-shaped bent plate, and the upper and lower ends of the second mounting column 42 are respectively attached to the right side surfaces of the two load switch support beams 45 and fixedly connected by bolts. The second mounting column 42 and the second fixing section of the first mounting column 41 are respectively provided with load switch mounting holes 43 for mounting the load switch, and the load switch mounting holes 43 on the second fixing section constitute the mounting structure thereof. The first mounting column 41 and the second mounting column 42 constitute a fixing member for fixing the load switch.

[0043] The insulator mounting frame 5 is installed between two insulator mounting columns 11 spaced apart from each other. The insulator mounting frame 5 includes two insulator reinforcement beams 51 spaced apart from each other and an insulator fixing beam 52. The insulator fixing beam 52 is located between the two insulator reinforcement beams 51. The insulator reinforcement beams 51 and the insulator fixing beams 52 are both made of C-shaped materials. The front and rear ends of the insulator fixing beams 52 are respectively provided with connecting plate portions. The connecting plate portions are provided with insulator mounting frame bolt connection holes 55, which are fixedly connected to the main frame bolt connection holes 14 on the right side of the insulator mounting column 11 by fastening bolts. The insulator mounting frame 5 also includes insulator reinforcement columns 53 fixedly connected to the insulator reinforcement beams 51 and the insulator fixing beams 52. There are two insulator reinforcement columns 53. The insulator reinforcement columns 53 are "J" shaped materials. The outer edges of the two sides thereof are attached to the left side of the beams of the insulator mounting frame 5 and are fixedly connected to each beam by bolts. The insulator fixing beam 52 is provided with an insulator mounting hole 54 for mounting an insulator, and the insulator mounting hole 54 constitutes a mounting structure for fixing and mounting the insulator. The insulator mounting frame bolt connection hole 55 of the insulator fixing beam 52 is arranged on the same side as the insulator mounting hole 54. The insulator fixing beam 52 constitutes a fixing member for fixing the insulator.

[0044] The arrester mounting frame 6 includes an arrester mounting beam 61 and two arrester supports 62 fixedly connected to the arrester mounting beam 61. The arrester mounting beam 61 is provided with an arrester mounting hole 63, and the arrester mounting hole 63 constitutes a mounting structure for fixing and mounting the arrester. The arrester support 62 is formed by bending a plate and has an inclined upper side surface. The arrester mounting beam 61 is fixedly mounted on the inclined upper side surface by bolts. The arrester support 62 is supported on the left and right arrester mounting beams 12. The bottom of the arrester support 62 is provided with a flat plate portion, and the flat plate portion is provided with an arrester mounting frame bolt connection hole 64, so as to correspond to the main frame bolt connection hole 14 on the arrester mounting beam 12 at the bottom of the main frame 1, and then fixedly connected by tightening bolts. The arrester mounting beam 61 constitutes a fixed member for fixing the arrester.

[0045] The components are installed on the frame built with C-profiles through the mounting frame, which improves the integration, facilitates the loading and unloading and replacement of the components, and improves the efficiency of the overall assembly in the box. In order to adapt to the load-bearing characteristics and operational stability of high-voltage components, a reinforcement structure is set for the component mounting frame and profiles with better strength are used in key structures. The component mounting frame is an independent frame structure connected by bolts, which reduces the welding workload, makes the installation and replacement of high-voltage components more flexible, effectively shortens the overall assembly time of the new energy box transformer, reduces the difficulty of assembly, and improves production efficiency.

[0046] In other implementations, only one mounting position is provided on the main frame corresponding to each component mounting rack, and in this case, the fixed position of the corresponding component mounting rack on the main frame is fixed.

[0047] In other implementations, the fixing member may also be a flat plate structure.

[0048] In other implementations, the load switch mounting frame may also have three cross beams that are spaced apart.

[0049] In other implementations, the insulator mounting frame may also have two spaced-apart cross beams, one of which is an insulator reinforcing cross beam and the other is an insulator fixing cross beam.

[0050] In other embodiments, the support is a flat plate structure, the upper side of the support is abutted against the bent portion of the arrester mounting beam to be fixedly connected by bolts, and the lower side of the support is abutted against the side of the arrester mounting beam to be fixedly connected by bolts.

[0051] Embodiment of the box-type transformer of the utility model:

[0052] The box-type transformer comprises a box body. The box body in this embodiment has the same structure as that in the above-mentioned box-type transformer box body embodiment, and will not be described in detail here.

[0053] Finally, it should be noted that the above 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 without creative work, 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. The box body of the box transformer includes a main frame and a component mounting frame, which is characterized by: The main frame and the component mounting frame are respectively provided with bolt connection holes for inserting fastening bolts, and the component mounting frame is fixedly connected to the main frame through the fastening bolts and the bolt connection holes.

2. The box body of the box-type transformer according to claim 1 is characterized in that: The main frame is provided with more than two mounting positions corresponding to each component mounting frame, and each mounting position is provided with a bolt connection hole, so that the component mounting frame can be installed on the main frame in an adjustable position.

3. The box body of the box-type transformer according to claim 1 or 2, characterized in that: The component mounting frame comprises a fixing member for fixing the components, and the fixing member is a bending structure.

4. The box body of the box-type transformer according to claim 1 or 2, characterized in that: The component mounting frame is used to install the load switch. The component mounting frame includes at least two spaced beams and columns fixedly connected to the beams. The beams are fixedly connected to the main frame, and the columns are provided with mounting structures for fixedly installing the load switch.

5. The box body of the box-type transformer according to claim 4 is characterized in that: The column is a bent plate, including a first fixed section and a second fixed section that are staggered. The first fixed section is attached to and fixedly connected to the beam, the second fixed section is spaced apart from the beam, the second fixed section is fixedly connected to the beam through a reinforcement, and the second fixed section is provided with the mounting structure.

6. The box body of the box-type transformer according to claim 1 or 2, characterized in that: The component mounting frame is used to install insulators. The component mounting frame includes at least two beams arranged at intervals and columns fixedly connected to the beams. One of the beams is a fixed beam, which is fixedly connected to the main frame and is provided with a mounting structure for fixing and installing insulators.

7. The box body of the box-type transformer according to claim 6 is characterized in that: The main frame comprises columns, and bolt connection holes for connecting the columns are arranged at the ends of the fixed crossbeams. The bolt connection holes for connecting the columns of the fixed crossbeams are arranged on the same side as the mounting structure.

8. The box body of the box-type transformer according to claim 1 or 2, characterized in that: The component mounting frame is used to install the lightning arrester. The component mounting frame includes a mounting beam and a support fixedly connected to the mounting beam. The mounting beam is provided with a mounting structure for fixing the lightning arrester, and the support is fixed on the main frame.

9. The box body of the box-type transformer according to claim 8 is characterized in that: The support is formed by bending a plate.

10. The characteristics of the box-type transformer are: A box body comprising the box-type transformer according to any one of claims 1 to 9.

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