Assembled shielding case for high-voltage electrical equipment

Abstract

The utility model relates to the technical field of shielding case fast assembly, and discloses an assembly type shielding case for high-voltage electrical equipment, which comprises a lower case body, the bottom of the lower case body is communicated and provided with a bobbin, the top of the lower case body is provided with an upper case body, and both the lower case body and the upper case body are provided with fast assembly mechanisms. The end opening of the upper cover body is pushed to be in butt joint with the end opening of the lower cover body, it is guaranteed that the L-shaped clamping blocks and the abutting blocks on the upper cover body and the L-shaped clamping blocks and the abutting blocks on the lower cover body are distributed in a staggered mode, an operator slowly rotates the upper cover body, the L-shaped clamping blocks on the upper cover body are made to be in butt joint with the abutting blocks on the lower cover body slowly, and operation is convenient. According to the shielding cover, multiple groups of abutting blocks are ensured to be respectively embedded in clamping grooves in each group of L-shaped clamping blocks, so that the upper cover body is efficiently and quickly mounted at the top of the lower cover body, the high-voltage electrical equipment can be protected, and the shielding cover is matched with an extension cover movably mounted at the top of the upper cover body, so that the shielding cover can protect the high-voltage electrical equipment with different volumes.

Description

TECHNICAL FIELD

[0001] The utility model relates to a shielded enclosure quick installation technical field especially relates to a shielded enclosure for assembled high voltage electrical equipment. BACKGROUND

[0002] At present, the shielded enclosure can absorb or reflect electromagnetic waves, thereby effectively reducing the influence of electromagnetic interference on high voltage electrical equipment, in the high voltage electrical system, electromagnetic interference between devices can cause device performance degradation or failure, and the shielded enclosure can provide an effective electromagnetic shield to ensure the stable operation of electrical equipment, and for high voltage electrical equipment such as transformers, the shielded enclosure can also effectively prevent electromagnetic field radiation to the surrounding space, avoiding interference and influence on the nearby electrical equipment.

[0003] Among them, with the continuous development of high voltage electrical equipment technology, the performance, safety and reliability of the equipment are also increasingly high. The traditional shielded enclosure often has problems such as large size, inconvenient disassembly, etc., which cannot meet the flexibility and ease of use requirements of modern high voltage electrical equipment for shielded enclosure.

[0004] Therefore, we propose a shielded enclosure for assembled high voltage electrical equipment to solve the above problems, through the quick installation mechanism, not only can the shielded enclosure be quickly installed on the outside of the high voltage electrical equipment, and the extension cover movably installed on the cover body can protect high voltage electrical equipment of different sizes. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problems in the prior art and provides a shielded enclosure for assembled high voltage electrical equipment.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A shielded enclosure for assembled high voltage electrical equipment, comprising: a lower cover body, a wire drum is installed in communication at the bottom of the lower cover body, an upper cover body is arranged at the top of the lower cover body, and a quick installation mechanism is installed on the lower cover body and the upper cover body;

[0008] The quick installation mechanism comprises L-shaped clamping blocks fixedly installed on both sides of the lower cover body and the upper cover body, clamping grooves formed in the inner walls of each group of L-shaped clamping blocks, resisting blocks fixedly installed on the other two sides of the lower cover body and the upper cover body, a piston groove formed in the middle of the other end of the upper cover body, an extension cover movably installed in the piston groove, and a sealing plate fixedly installed at the other end of the extension cover.

[0009] Preferably, the cross-sectional area of the sealing plate is greater than that of the piston groove, and the two adjacent groups of L-shaped clamping blocks correspond to each other, and the two adjacent groups of resisting blocks correspond to each other.

[0010] Preferably, each group of the abutting block side wall is fixedly installed with a plurality of groups of anti-skid convex points distributed equidistantly, and adjacent groups of the anti-skid convex points correspond to each group of the L-shaped clamping block side wall, respectively, further increasing the firmness and stability of the lower cover body and the lower cover body.

[0011] Preferably, the spring is sleeved with the side wall of the extension cover, and the spring is fixedly installed on both sides of the upper cover body and the side wall of the sealing plate, so as to support the extension cover.

[0012] Preferably, the lower cover body is spliced by two groups of sub-cover bodies, both sides of the two groups of sub-cover bodies are fixedly installed with butt plates, both sides of each group of the butt plates are provided with butt holes, and connecting bolts are installed in the butt holes corresponding to both sides, so that the lower cover body can be spliced.

[0013] Preferably, a screw hole is formed in one end of the side wall of the upper cover body, and an extrusion bolt is threadedly installed in the screw hole, and the other end of the extrusion bolt corresponds to the side wall of the extension cover, so as to fix the extension cover.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] The utility model discloses, through butt joint of the upper cover body port and the lower cover body port, guarantee the L type clamping block and the abutting block on the upper cover body and the L type clamping block and the abutting block on the lower cover body staggered distribution, the operator slowly rotates the upper cover body, makes the L type clamping block on the upper cover body slowly and the abutting block on the lower cover body butt joint, guarantees a plurality of abutting blocks to be respectively embedded in the clamping groove in each L type clamping block, makes the upper cover body high -efficient quick installation on the top of the lower cover body, can the protection to high voltage electrical equipment, and cooperate the extension cover of the upper cover body top swing installation, guarantee the shielding cover can the protection of different volume high voltage electrical equipment.

[0016] When the operator installs the upper cover body and the lower cover body on the outside of the high voltage electrical equipment, the operator can pull the extension cover swing installation of the upper cover body, and simultaneously twists the extrusion bolt on the upper cover body, so that the other end of the extrusion bolt is attached to the side wall of the extension cover, the extension cover can be supported and positioned, and the inner wall of the extension cover continuously extrudes the outer wall of the high voltage electrical equipment, and the high voltage electrical equipment is damaged. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 The utility model proposes a kind of overall structure schematic diagram of assembled high voltage electrical equipment shielding cover;

[0018] Fig. 2 The utility model proposes a kind of lower cover body and upper cover body splicing structure schematic diagram of assembled high voltage electrical equipment shielding cover;

[0019] Fig. 3The utility model provides an upper cover body structure schematic diagram of assembled shielding cover for high voltage electrical equipment.

[0020] In the figure: 1, lower cover body; 11, wire cylinder; 12, upper cover body; 2, L-shaped clamping block; 21, clamping groove; 22, abutting block; 23, piston groove; 24, extension cover; 25, sealing plate; 3, anti-skid convex point; 31, spring; 32, butt joint plate; 33, butt joint hole; 34, screw hole; 35, extruded bolt. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0022] REFERENCE Figs. 1-3 An assembled shielding cover for high voltage electrical equipment includes a lower cover body 1, a wire cylinder 11 is installed at the bottom of the lower cover body 1, an upper cover body 12 is arranged at the top of the lower cover body 1, and quick mounting mechanisms are installed on the lower cover body 1 and the upper cover body 12.

[0023] The quick mounting mechanism includes L-shaped clamping blocks 2 fixedly installed on both sides of the ports of the lower cover body 1 and the upper cover body 12, clamping grooves 21 formed in the inner walls of each group of L-shaped clamping blocks 2, abutting blocks 22 fixedly installed on the other two sides of the ports of the lower cover body 1 and the upper cover body 12, a piston groove 23 formed in the middle of the other end of the upper cover body 12, an extension cover 24 movably installed in the piston groove 23, and a sealing plate 25 fixedly installed at the other end of the extension cover 24, the cross-sectional area of the sealing plate 25 is greater than that of the piston groove 23, the two adjacent groups of L-shaped clamping blocks 2 correspond to each other, the two adjacent groups of abutting blocks 22 correspond to each other, the port of the upper cover body 12 is butt jointed with the port of the lower cover body 1 by pushing, the L-shaped clamping blocks 2 and the abutting blocks 22 on the upper cover body 12 are staggered with the L-shaped clamping blocks 2 and the abutting blocks 22 on the lower cover body 1, the operator slowly rotates the upper cover body 12, the L-shaped clamping blocks 2 on the upper cover body 12 are slowly butt jointed with the abutting blocks 22 on the lower cover body 1, a plurality of abutting blocks 22 are embedded in the clamping grooves 21 in each group of L-shaped clamping blocks 2, the upper cover body 12 is efficiently and quickly installed on the top of the lower cover body 1, the high voltage electrical equipment can be protected, and the extension cover 24 movably installed at the top of the upper cover body 12 ensures that the shielding cover can protect high voltage electrical equipment of different volumes.

[0024] Further, the upper cover 12 side wall is provided with a threaded hole 34, and an extrusion bolt 35 is screwed in the threaded hole 34. The other end of the extrusion bolt 35 corresponds to the side wall of the extension cover 24, so that the extension cover 24 can be fixed. When the operator installs the upper cover 12 and the lower cover 1 outside the high-voltage electrical equipment, the operator can pull the extension cover 24 of the upper cover 12, and at the same time, the extrusion bolt 35 of the upper cover 12 is screwed, so that the other end of the extrusion bolt 35 is in close contact with the side wall of the extension cover 24. The extension cover 24 can be supported and positioned, and the inner wall of the extension cover 24 continuously extrudes the outer wall of the high-voltage electrical equipment, causing damage to the high-voltage electrical equipment.

[0025] Further, the lower cover 1 is composed of two groups of sub-covers, and the two groups of sub-covers are fixedly installed with butt plates 32 on both sides. The butt plates 32 are provided with butt holes 33 on both sides, and connecting bolts are installed in the butt holes 33 on both sides. The lower cover 1 can be assembled by separating the lower cover 1 into two groups of sub-covers and wrapping the high-voltage electrical equipment with the two groups of sub-covers. The lower cover 1 can be installed at the bottom of the high-voltage electrical equipment by cooperating with the butt plates 32 and the butt holes 33 installed on each group of sub-covers.

[0026] Further, the extension cover 24 is provided with a spring 31 on the side wall, and the spring 31 is fixedly installed on the side wall of the upper cover 12 and the sealing plate 25. The extension cover 24 can be supported by the spring 31 outside the extension cover 24 when the operator installs the upper cover 12, so as to prevent the extension cover 24 from falling off the upper cover 12.

[0027] Further, each group of abutting blocks 22 is fixedly installed with a plurality of anti-skid protrusions 3 distributed at equal intervals, and adjacent groups of anti-skid protrusions 3 correspond to the side walls of each group of L-shaped clamping blocks 2. The firmness and stability of the lower cover 1 and the lower cover 1 are further increased when the L-shaped clamping blocks 2 on the upper cover 12 are slowly connected with the abutting blocks 22 on the lower cover 1, and the anti-skid protrusions 3 on each group of abutting blocks 22 are further increased. The firmness and stability of the lower cover 1 and the lower cover 1 are further increased.

[0028] In use, first, the lower cover body 1 is separated into two groups of sub-cover bodies, and the two groups of sub-cover bodies wrap the bottom of the high-voltage electrical equipment, and the butt joint plate 32 and the butt joint hole 33 installed on each group of sub-cover bodies can be used to preferentially install the lower cover body 1 on the bottom of the high-voltage electrical equipment. At the same time, the operator takes out the upper cover body 12 and pushes the port of the upper cover body 12 to butt joint with the port of the lower cover body 1, ensures that the L-shaped clamping blocks 2 and the abutting blocks 22 on the upper cover body 12 are staggered with the L-shaped clamping blocks 2 and the abutting blocks 22 on the lower cover body 1, and slowly rotates the upper cover body 12, so that the L-shaped clamping blocks 2 on the upper cover body 12 are slowly butt joint with the abutting blocks 22 on the lower cover body 1, and a plurality of abutting blocks 22 are embedded in the clamping grooves 21 in each group of L-shaped clamping blocks 2, so that the upper cover body 12 is efficiently and quickly installed on the top of the lower cover body 1, and the high-voltage electrical equipment can be protected. In combination with the extension cover 24 movably installed on the top of the upper cover body 12, the shielding cover can protect high-voltage electrical equipment of different volumes. At the same time, a screw hole 34 is formed in one end of the side wall of the upper cover body 12, and an extrusion bolt 35 is screwed in the screw hole 34. After the operator installs the upper cover body 12 and the lower cover body 1 on the outside of the high-voltage electrical equipment, the operator can pull the extension cover 24 movably installed on the upper cover body 12, and at the same time, the extrusion bolt 35 on the upper cover body 12 is screwed, so that the other end of the extrusion bolt 35 is in close contact with the side wall of the extension cover 24, which can support and position the extension cover 24, and the inner wall of the extension cover 24 continuously extrudes the outer wall of the high-voltage electrical equipment, which can cause damage to the high-voltage electrical equipment.

[0029] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto. Any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. An assembled shield for high voltage electrical equipment, characterized by, Include: The lower cover (1), the lower cover (1) bottom communication installation wire drum (11), the lower cover (1) top is provided with upper cover (12), the lower cover (1) and upper cover (12) are installed with quick mounting mechanism on both sides of the port; The quick mounting mechanism includes L-shaped clamping block (2) fixedly installed on both sides of the port of the lower cover (1) and upper cover (12), clamping groove (21) opened in the inner wall of each group of L-shaped clamping block (2), resistance block (22) fixedly installed on the other two sides of the port of the lower cover (1) and upper cover (12), piston groove (23) opened in the middle of the other end of the upper cover (12), extension cover (24) movably installed in the piston groove (23), and sealing plate (25) fixedly installed on the other end of the extension cover (24).

2. An assembled shield for high voltage electrical equipment according to claim 1, characterized in that The cross-sectional area of the sealing plate (25) is greater than that of the piston groove (23), and the adjacent two groups of L-shaped clamping block (2) correspond to each other, and the adjacent two groups of resistance block (22) correspond to each other.

3. An assembled shield for high voltage electrical equipment according to claim 1, wherein Each group of resistance block (22) side wall is fixedly installed with multiple groups of equally spaced anti-skid convex points (3), and adjacent multiple groups of anti-skid convex points (3) correspond to each other with the side wall of each group of L-shaped clamping block (2).

4. The assembled shield for high voltage electrical apparatus according to claim 1, wherein The side wall of the extension cover (24) is sleeved with a spring (31), and the spring (31) is fixedly installed on the side wall of the upper cover (12) and the sealing plate (25) on both sides.

5. The assembled shield for high voltage electrical apparatus according to claim 1, wherein The lower cover (1) is spliced by two groups of sub-cover, and the two groups of sub-cover are fixedly installed with butt joint plate (32) on both sides, and butt joint hole (33) is opened on both sides of each group of butt joint plate (32), and connecting bolt is installed in the butt joint hole (33) on both sides.

6. An assembled shield for high voltage electrical equipment according to claim 1, wherein The side wall of the upper cover (12) is provided with a screw hole (34) at one end, and an extrusion bolt (35) is screwed into the screw hole (34), and the other end of the extrusion bolt (35) corresponds to the side wall of the extension cover (24).

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