Gas tank of gas-insulated switchgear

Abstract

The utility model relates to the technical field of gas-insulated switchgears, and discloses a gas tank of a gas-insulated switchgear, which comprises a shell, the shell is provided with a mounting plate for fixing a switch, the shell is provided with a fastener, the mounting plate is provided with a fastening hole for the fastener to pass through, when the fastener passes through the fastening hole, the mounting plate is fixed on the shell, and when the fastener passes through the fastening hole, the mounting plate is fixed on the shell. According to the application, the fasteners penetrate through the fastening holes to be fixedly connected to the shell, and the mounting plate is fixedly connected to the shell through the fasteners, so that a worker only needs to penetrate the fasteners through the fastening holes to fix the mounting plate, and does not need to confirm the position of the mounting plate, so that the worker can mount the mounting plate on the shell conveniently; the mounting difficulty of the mounting plate is reduced, so that the mounting efficiency of the mounting plate is improved, and the gas tank can be mounted more quickly.

Description

Technical Field

[0001] The present application relates to the technical field of inflatable cabinets, and in particular to an inflatable cabinet air box. Background Art

[0002] The gas-filled cabinet is a gas-insulated metal-enclosed switchgear. The gas box is a sealed container in the gas-filled cabinet, which is used to store high-voltage components and busbars, and provides a sealed environment for the high-voltage components to ensure the safe and stable operation of the power system.

[0003] In the related art, the gas box of the inflatable cabinet includes a shell, a mounting plate is welded on the shell, the mounting plate provides reinforcing support for the shell, a plurality of switches are arranged in the shell, and the switches are threadably connected to the mounting plate by bolts.

[0004] Since the switch needs to be installed in a specific position inside the housing, the mounting plate for the switch also needs to be installed in a specific position. Therefore, when welding the mounting plate, the staff needs to perform spot welding positioning and then perform welding processing. This requires the staff's operating accuracy, resulting in greater difficulty in the staff's operation and a slow welding speed for the mounting plate, which affects the installation efficiency of the gas box. Utility Model Content

[0005] In order to improve the problem that the mounting plate is inconvenient to install, the present application provides an inflatable cabinet air box.

[0006] The present application provides an inflatable cabinet gas box, which adopts the following technical solution:

[0007] An inflatable cabinet gas box includes a shell, a mounting plate for fixing a switch is provided on the shell, a fastener is provided on the shell, and a fastening hole for the fastener to pass through is opened on the mounting plate. When the fastener passes through the fastening hole, the mounting plate is fixed to the shell.

[0008] By adopting the above technical solution, the fasteners are passed through the fastening holes to be fixedly connected to the shell, and the mounting plate is fixedly connected to the shell through the fasteners. The staff only needs to pass the fasteners through the fastening holes to complete the fixation of the mounting plate. The staff does not need to confirm the position of the mounting plate, which makes it convenient for the staff to install the mounting plate on the shell, reduces the difficulty of installing the mounting plate, and then improves the installation efficiency of the mounting plate, so that the air box can be installed more quickly.

[0009] Optionally, fixing blocks are fixedly connected to different inner walls of the shell, and fixing holes are provided on the fixing blocks. The fasteners can pass through the fixing holes and be fixedly connected to the fixing blocks.

[0010] By adopting the above technical solution, the staff can fix the fixing block to different inner walls of the shell, allowing the inner walls of the shell to support the fixing block, and the fasteners are fixedly connected to the fixing block through the fixing holes, so that the mounting plate can be fixed to the fixing block, thereby allowing the different inner walls of the shell to support the mounting plate, reducing the situation where the inner wall of one side of the shell is damaged due to excessive load, and allowing the mounting plate to be more securely fixed to the inner wall of the shell.

[0011] Optionally, the fixing hole extends along the height direction of the shell.

[0012] By adopting the above technical solution, the fastener can move in the fixing hole through the fixing hole extending along the height direction of the shell, so that the staff can adjust the position of the fastener according to the needs, so that the position of the mounting plate can be adjusted according to the position of the fastener, so that the mounting plate can adapt to the position of the switch in the air box, reducing the situation where the switch and the mounting plate cannot correspond due to process errors.

[0013] Optionally, the fixing block is provided with a locking piece for fixing to the shell, the fixing block is provided with a locking hole, and the locking piece passes through the locking hole and is fixed to the shell.

[0014] By adopting the above technical solution, the locking piece is fixed to the shell through the locking hole, so that the fixing block and the shell can be released by the locking piece, the fixing block can be removed from the shell, the fixing block can be replaced when damaged, and the mounting plate can be more stably fixed to the fixing block.

[0015] Optionally, reinforcing ribs are provided on the surface of the fixing block where the locking hole is provided and on the surface of the fixing block where the fixing hole is provided.

[0016] By adopting the above technical solution, reinforcing ribs are arranged on the surface of the fixing block where the locking hole is provided and on the surface of the fixing block where the fixing hole is provided, so as to strengthen the structural strength of the fixing block and reduce the problem of reduced structural strength of the fixing block due to the provision of the locking hole and the fixing hole, so that the fixing block can more stably support the mounting plate and the mounting plate can be securely located in the shell.

[0017] Optionally, the fastener includes a fastening bolt, and the fastening bolt is threadedly connected to the fixing hole.

[0018] By adopting the above technical solution, the mounting plate and the fixing block can be fixed to each other by threading the fastening bolts on the fixing holes, and the staff can fix the mounting plate to the fixing block by tightening the fastening bolts.

[0019] Optionally, a vertical plate is provided on the mounting plate, the vertical plate extends along the height direction of the shell, and a stopper is provided on the vertical plate for fixing the vertical plate and the shell.

[0020] By adopting the above technical solution, the vertical plate extends along the height direction of the shell, and the stopper is used to fix the vertical plate and the shell to each other. Since the vertical plate is arranged on the mounting plate, the structural strength of the mounting plate is further increased, so that the mounting plate can be stably located in the shell, so that the switch can be stably installed on the mounting plate, reducing the possibility of the switch moving in the shell.

[0021] Optionally, the stopping member includes a stopping bolt, and the stopping bolt is threadedly connected to the housing.

[0022] By adopting the above technical solution, the vertical plate can be stably fixed on the shell through the stop bolt threaded connection, and the vertical plate can be firmly located on the shell, so that the vertical plate can enhance the firmness of the mounting plate.

[0023] Optionally, the vertical plate is provided with a connecting plate for abutting against an upper sealing plate in the shell, and the connecting plate is provided with a stop hole for a stop member to pass through.

[0024] By adopting the above technical solution, the connecting plate is abutted against the upper sealing plate in the shell, and the stopper passes through the stop hole, so that the vertical plate is fixed to the upper sealing plate, so that the vertical plate can be fixed by relying on different inner walls in the shell, further enhancing the firmness of the vertical plate fixation.

[0025] In summary, the present application includes at least one of the following beneficial technical effects:

[0026] 1. The mounting plate is fixedly connected to the shell by fasteners passing through the fastening holes. The staff only needs to pass the fasteners through the fastening holes to complete the fixation of the mounting plate, so that the staff does not need to confirm the position of the mounting plate, reducing the difficulty of installing the mounting plate, thereby improving the installation efficiency of the mounting plate, and allowing the air box to be installed more quickly.

[0027] 2. The vertical plate extends along the height direction of the shell, and the stopper limits the movement of the vertical plate, so that the vertical plate can be fixed in the shell. Since the vertical plate is arranged on the mounting plate, the mounting plate is supported by the vertical plate, so that the structural strength of the mounting plate is increased, the mounting plate can be stably located in the shell, and the switch can be stably located on the mounting plate, so that the installation position of the switch is not easy to move. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 is a schematic structural diagram of Example 1;

[0029] Figure 2 is an exploded schematic diagram highlighting electrical components in Example 1;

[0030] Figure 3is a schematic diagram showing the structure of the mounting plate in Embodiment 1;

[0031] Figure 4 is an exploded schematic diagram highlighting the fixing block in Example 1;

[0032] Figure 5 yes Figure 3 A magnified schematic diagram of part A;

[0033] Figure 6 is a schematic structural diagram of Example 2;

[0034] Figure 7 It is an exploded schematic diagram highlighting the perforation in Example 2.

[0035] Figure numerals: 1. Shell; 11. Electrical component; 12. Upper sealing plate; 121. Lower sealing plate; 122. Left sealing plate; 123. Right sealing plate; 124. Rear sealing plate; 13. Switch; 14. Perforation; 2. Fixing block; 21. Locking piece; 22. Locking hole; 23. Fixing hole; 24. Reinforcing rib; 3. Mounting plate; 31. Fastener; 32. Fastening hole; 4. Vertical plate; 41. Connecting plate; 42. Stopper; 43. Stopper hole; 44. Moving groove. DETAILED DESCRIPTION

[0036] The following is combined with Figure 1-7 This application is described in further detail.

[0037] Example 1

[0038] This embodiment discloses an inflatable cabinet gas box. Figure 1 and Figure 2 The gas box of the inflatable cabinet comprises a shell 1. The shell 1 has an electrical component 11 therein, and the electrical component 11 is used to realize the basic functions of the gas box.

[0039] Reference Figure 2 The housing 1 includes an upper sealing plate 12, a lower sealing plate 121, a left sealing plate 122, a right sealing plate 123 and a rear sealing plate 124. Taking the perspective of this figure as an example, the upper sealing plate 12 is located above the lower sealing plate 121, the left sealing plate 122 is located to the left of the right sealing plate 123, and the rear sealing plate 124 is fixedly connected to one end of the upper sealing plate 12, the lower sealing plate 121, the left sealing plate 122 and the right sealing plate 123; one end of the upper sealing plate 12 is fixedly connected to the left sealing plate 122, and the other end of the upper sealing plate 12 is fixedly connected to the right sealing plate 123; one end of the lower sealing plate 121 is fixedly connected to the left sealing plate 122, and the other end of the lower sealing plate 121 is fixedly connected to the right sealing plate 123.

[0040] Reference Figure 2 and Figure 3Two fixing blocks 2 are arranged in the housing 1, one fixing block 2 is located on the left sealing plate 122, and the other fixing block 2 is located on the right sealing plate 123. The fixing block 2 is provided with a locking member 21 for fixing with the housing 1.

[0041] Reference Figure 3 and Figure 4 The locking member 21 includes a plurality of locking bolts. In other embodiments, the locking member 21 can be fixed by screws, welding, etc. A plurality of locking holes 22 are provided on the surface of the fixing block 2. The locking bolts can pass through the locking holes 22, and the locking bolts are threadedly connected to the hole walls of the locking holes 22.

[0042] Reference Figure 4 A fixing hole 23 is provided on the surface of the fixing block 2 facing the rear sealing plate 124, and the fixing hole 23 extends along the height direction of the housing 1. Two reinforcing ribs 24 are fixedly connected to the surface of the fixing block 2, one end of the reinforcing rib 24 abuts against the surface of the fixing block 2 where the fixing hole 23 is provided, and the other end of the reinforcing rib 24 abuts against the surface of the fixing block 2 where the locking hole 22 is provided.

[0043] Reference Figure 2 and Figure 4 A mounting plate 3 is provided in the housing 1, and a plurality of switches 13 are provided in the housing 1. The plurality of switches 13 are all fixed on the surface of the mounting plate 3 by threaded connection.

[0044] Reference Figure 4 The mounting plate 3 is provided with a fastener 31, and the fastener 31 includes a fastening bolt. The mounting plate 3 is provided with a fastening hole 32, and the fastening bolt passes through the fixing hole 23 and the fastening hole 32, and the fastening bolt is threadedly connected to the hole wall of the fixing hole 23 and the hole wall of the fastening hole 32. In other embodiments, the fastener 31 can be a structure such as a screw.

[0045] Reference Figure 3 , a plurality of vertical plates 4 are provided on the mounting plate 3, and the vertical plates 4 extend in the height direction of the housing 1. The vertical plates 4 are connected to the mounting plate 3 by bolts. In other embodiments, the vertical plates 4 and the mounting plate 3 can be fixed by welding, bonding, screws and other structures. The plurality of vertical plates 4 are arranged in an array along the length direction of the mounting plate 3. A movable groove 44 for the mounting plate 3 to slide is provided on the surface of the vertical plate 4, and the movable groove 44 extends in the length direction of the vertical plate 4. When the fastening bolt slides in the fixing hole 23, the mounting plate 3 can slide in the movable groove 44.

[0046] Reference Figure 2 and Figure 5, the end surfaces of the two opposite sides of the vertical plate 4 are integrally formed with connecting plates 41, and the connecting plates 41 can abut against the upper sealing plate 12 or the lower sealing plate 121. The connecting plate 41 is provided with a stopper 42, and the stopper 42 is used to achieve the mutual fixation of the connecting plate 41 and the housing 1. The stopper 42 includes two stopper bolts, and the surface of the connecting plate 41 is provided with a stopper hole 43 for the stopper bolt to pass through, and the stopper hole 43 is provided with two. The stopper bolt passes through the stopper hole 43 and is threadedly connected to the upper sealing plate 12 or the lower sealing plate 121. In other embodiments, the stopper 42 can be a structure such as a screw.

[0047] The implementation principle of Example 1 is as follows: the staff first installs the fixing block 2 on the housing 1 through the locking bolts, then installs the mounting plate 3 on the fixing block 2 through the tightening bolts, and finally installs the vertical plate 4 on the housing 1 through the stop bolts.

[0048] Example 2

[0049] Reference Figure 6 and Figure 7 The difference between this embodiment and embodiment 1 is that a through hole 14 is provided on the shell 1 for a fastening bolt to pass through. The fastening bolt can pass through the through hole 14 and be threadedly connected in the fastening hole 32 to fix the mounting plate 3, wherein no fixing block is provided in the shell 1.

[0050] Unless otherwise defined, the technical terms or scientific terms used in this application should be understood by people with ordinary skills in the field to which this application belongs. The words "first", "second", "third" and similar words used in the specification and claims of this application do not indicate any order, quantity or importance, but are only used to distinguish different components. "One" or "one" and similar words do not indicate a quantitative limit, but indicate that there is at least one. "Include" or "comprise" and similar words mean that the elements or objects appearing before "include" or "comprise" include the elements or objects listed after "include" or "comprise" and their equivalents, and do not exclude other elements or objects. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0051] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent substitutions, improvements, etc. made within the design concept of the present application should be included in the protection scope of the present application.

Claims

1. An inflatable cabinet gas box, comprising a housing (1), wherein the housing (1) is provided with a mounting plate (3) for fixing a switch, characterized in that: The housing (1) is provided with a fastener (31), and the mounting plate (3) is provided with a fastening hole (32) for the fastener (31) to pass through. When the fastener (31) passes through the fastening hole (32), the mounting plate (3) is fixed to the housing (1); A fixing block (2) is fixedly connected to different inner walls of the shell (1), a fixing hole (23) is provided on the fixing block (2), and the fastener (31) can pass through the fixing hole (23) and be fixedly connected to the fixing block (2).

2. The inflatable cabinet gas box according to claim 1, characterized in that: The fixing hole (23) extends along the height direction of the housing (1).

3. The inflatable cabinet gas box according to claim 1, characterized in that: The fixing block (2) is provided with a locking piece (21) for fixing to the housing (1), the fixing block (2) is provided with a locking hole (22), and the locking piece (21) passes through the locking hole (22) and is fixed to the housing (1).

4. The inflatable cabinet gas box according to claim 3, characterized in that: Reinforcing ribs (24) are provided on the surface of the fixing block (2) on which the locking hole (22) is formed and on the surface of the fixing block (2) on which the fixing hole (23) is formed.

5. The inflatable cabinet gas box according to claim 1, characterized in that: The fastener (31) comprises a fastening bolt, and the fastening bolt is threadedly connected to the fixing hole (23).

6. The inflatable cabinet gas box according to claim 1, characterized in that: A vertical plate (4) is provided on the mounting plate (3), the vertical plate (4) extends along the height direction of the shell (1), and a stopper (42) is provided on the vertical plate (4) for fixing the vertical plate (4) and the shell (1).

7. The inflatable cabinet gas box according to claim 6, characterized in that: The stopper (42) comprises a stop bolt which is threadedly connected to the housing (1).

8. The inflatable cabinet gas box according to claim 6, characterized in that: The vertical plate (4) is provided with a connecting plate (41) for abutting against an upper sealing plate (12) in the shell (1), and the connecting plate (41) is provided with a stop hole (43) for a stop member (42) to pass through.

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