Assembling structure of electromagnetic shielding chamber

Abstract

The utility model belongs to the technical field of shielding rooms, and particularly relates to an assembling structure of an electromagnetic shielding room, which comprises a shielding room main body and two waveguide windows, the two waveguide windows are arranged on the upper side of the shielding room main body, the front side and the rear side of each waveguide window are respectively provided with two long grooves, and a plurality of L-shaped blocks controlled by springs are assembled in the long grooves in a sliding manner. Limiting blocks are fixedly arranged on the outer side walls of the L-shaped blocks, clamping grooves matched with the limiting blocks are formed in the side walls of the ventilation openings, a lifting plate controlled by a screw is slidably assembled in the shielding chamber body, and a control assembly matched with the L-shaped blocks is arranged on the upper side of the lifting plate. The L-shaped block drives the limiting block to be clamped into the clamping groove of the waveguide window through the elastic effect of the spring to fix the waveguide window, and when the waveguide window is disassembled again, the control assembly is operated to control the L-shaped block to slide to enable the limiting block to be separated from the clamping groove, so that the waveguide window is disassembled, use is convenient, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of shielded room, concretely relates to an assembly structure of electromagnetic shielded room. BACKGROUND

[0002] The electromagnetic shielded room is a room with six steel plate structures built according to the principle of Faraday cage, which is used for blocking or attenuating electromagnetic energy exchange between sensitive areas and non-sensitive areas. According to the principle of Faraday cage, the electromagnetic shielded room requires strict electromagnetic sealing and good grounding, and all access channels are technically processed to block unnecessary electromagnetic wave in and out. The top of the battery shielded room is provided with a waveguide window to ensure the normal circulation of air in the electromagnetic shielded room. The waveguide window is mostly fixed on the top of the electromagnetic shielded room, which is inconvenient to clean and disassemble and replace. Therefore, an assembly structure of electromagnetic shielded room is needed to solve the above problems. SUMMARY

[0003] The utility model discloses a kind of assembly structures of electromagnetic shielded room, the elasticity of spring is used to make L type block drive limit block to be clamped into the clamping groove of waveguide window, waveguide window is fixed, when disassembling, L type block is slid by operating control assembly, so that limit block is separated from clamping groove, so that waveguide window is disassembled, it is convenient to use, improve work efficiency.

[0004] To achieve the above technical purpose, the utility model adopts the technical scheme as follows:

[0005] An assembly structure of electromagnetic shielded room, including shielded room main part and two waveguide windows, two the waveguide window is installed on the shielded room main part upper side, the shielded room main part upper side is equipped with two ventilation openings matched with the waveguide window, the waveguide window front and back side is equipped with two long grooves that are symmetrically distributed, the long groove is slidably equipped with square board, a plurality of springs are fixed between the square board side wall and the long groove side wall, L type block is slidably equipped on the square board outer side wall, the long groove upper and lower side wall is equipped with oval slot, the L type block upper and lower side is fixed with round block matched with the oval slot, the L type block outer side wall is fixed with limit block, the ventilation opening side wall is equipped with clamping groove matched with the limit block, the shielded room main part inside is slidably equipped with lifting plate, the shielded room main part inside is rotatably equipped with screw matched with the lifting plate, the lifting plate upper side is equipped with control assembly matched with the L type block.

[0006] The control assembly comprises a plurality of vertical blocks matched with the L-shaped blocks and slidingly assembled on the upper side of the lifting plate, a connecting rod fixedly arranged on the lower side of the two vertical blocks opposite to each other, a round rod rotatably assembled on the lower side of the lifting plate, four thread segments linearly distributed and processed on the side wall of the round rod, the adjacent two thread segments being symmetrically arranged left and right, the connecting rod being processed with a thread hole matched with the adjacent thread segment, a first bevel gear concentrically fixed on one side of the round rod, a vertical shaft rotatably assembled in the shielding chamber body, a second bevel gear rotatably assembled on the lower side of the lifting plate and matched with the first bevel gear, the second bevel gear being provided with a round hole matched with the round rod, and a plurality of clamping grooves circumferentially distributed and processed on the side wall of the round rod, and the second bevel gear is fixedly provided with a plurality of clamping blocks matched with the clamping grooves.

[0007] The lower side of the waveguide window is fixedly provided with a square ring, the upper side of the connecting rod is fixedly provided with a plurality of square rods linearly distributed, the square rods close to the waveguide window are all processed with square openings matched with the square ring, and the vertical blocks close to the waveguide window are all processed with through grooves matched with the square ring.

[0008] The upper sides of the limiting blocks are all processed as inclined surfaces.

[0009] The upper side of the lifting plate is fixedly provided with a plurality of pad blocks matched with the square ring.

[0010] The utility model discloses a spring's elasticity effect makes L type block drive limiting block and take in the clamping groove of waveguide window, fixes again, when dismantling, through the operation control assembly control L type block sliding, makes limiting block separate from the clamping groove to waveguide window dismantling, convenient to use, has improved work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0011] The utility model can be further illustrated by the non-limiting embodiments shown in the drawings.

[0012] Figure 1 It is the structure schematic diagram of an embodiment of the assembly structure of the electromagnetic shielding chamber of the utility model;

[0013] Figure 2 It is the sectional structure schematic diagram of an embodiment of the assembly structure of the electromagnetic shielding chamber of the utility model;

[0014] Figure 3 It is Figure 2 It is the enlarged structure schematic diagram of A in the middle;

[0015] Figure 4 It is the structure schematic diagram of the waveguide window in an embodiment of the assembly structure of the electromagnetic shielding chamber of the utility model.

[0016] The main element symbol explanation is as follows:

[0017] Shielding chamber body 1, waveguide window 10, vent 11, long slot 12, oval slot 120, square plate 13, spring 14, L-shaped block 15, limit block 16, clamping groove 17, lifting plate 18, screw rod 19, vertical block 20, connecting rod 21, round rod 22, threaded section 23, first bevel gear 24, vertical shaft 25, second bevel gear 26, clamping groove 27, square ring 30, square rod 31, pad 35. DETAILED DESCRIPTION

[0018] In order for those skilled in the art to better understand the present application, the technical scheme of the present application will be further described below in conjunction with the drawings and examples.

[0019] As Figures 1-4 shown, the assembled structure of the electromagnetic shielding chamber comprises a shielding chamber body 1 and two waveguide windows 10, both of which are installed on the upper side of the shielding chamber body 1. Two ventilation openings 11 matching the waveguide windows 10 are formed on the upper side of the shielding chamber body 1. Two long slots 12 symmetrically distributed are formed on the front and rear sides of the waveguide window 10. Square plates 13 are slidingly assembled in the long slots 12. A plurality of springs 14 are fixed between the side walls of the square plates 13 and the side walls of the long slots 12. L-shaped blocks 15 are slidingly assembled on the outer side walls of the square plates 13. Oval slots 120 are formed on the upper and lower side walls of the long slots 12. Round blocks matching the oval slots 120 are fixed on the upper and lower sides of the L-shaped blocks 15. Limit blocks 16 are fixed on the outer side walls of the L-shaped blocks 15. Clamping grooves 17 matching the limit blocks 16 are formed on the side walls of the ventilation openings 11. A lifting plate 18 is slidingly assembled inside the shielding chamber body 1. A screw rod 19 matching the lifting plate 18 is rotatably assembled inside the shielding chamber body 1. A control assembly matching the L-shaped blocks 15 is provided on the upper side of the lifting plate 18.

[0020] The control assembly comprises a plurality of vertical blocks 20 matching the L-shaped blocks 15 slidingly assembled on the upper side of the lifting plate 18. A connecting rod 21 is fixedly arranged on the lower sides of the two vertically opposite vertical blocks 20. A round rod 22 is rotatably assembled on the lower side of the lifting plate 18. Four linearly distributed threaded sections 23 are formed on the side wall of the round rod 22. Adjacent two threaded sections 23 are arranged symmetrically left and right. Threaded holes matching the adjacent threaded sections 23 are formed on the connecting rod 21. A first bevel gear 24 is fixedly arranged on one side of the round rod 22. A vertical shaft 25 is rotatably assembled inside the shielding chamber body 1. A second bevel gear 26 meshing with the first bevel gear 24 is rotatably assembled on the lower side of the lifting plate 18. A round hole matching the round rod 22 is formed on the second bevel gear 26. A plurality of clamping grooves 27 circumferentially distributed are formed on the side wall of the round rod 22. A plurality of clamping blocks matching the clamping grooves 27 are fixedly arranged on the inner wall of the second bevel gear 26.

[0021] The utility model discloses a spring's elasticity effect makes L type block drive limit block to be clamped into the card slot of waveguide window, fixes waveguide window, when again dismounting, through the operation control assembly control L type block sliding, makes limit block separate card slot, thereby waveguide window dismounts, convenient to use, has improved work efficiency.

[0022] When the utility model uses, when needing to dismount waveguide window 10, the user drives lifting plate 18 to go up through rotating screw rod 19, after the upper side of vertical block 20 and the upper side of shielding chamber body 1 inside abut, the user rotates vertical shaft 25, and vertical shaft 25 synchronously drives second bevel gear 26 to rotate, and second bevel gear 26 drives round bar 22 through first bevel gear 25 to rotate, and round bar 22 drives connecting rod 21 to move through screw segment 23, and adjacent two connecting rods 21 relatively move, drive vertical block 20 to push L type block 15 to move, and L type block 15 slides to the inside of long groove 12 under the limiting effect of oval groove 120 and round block, and L type block 15 thereby drives limit block 16 to separate card slot 17, and waveguide window 10 thereby falls to the upper side of lifting plate 18, and the user rotates screw rod 19 again, and waveguide window 10 is lowered through lifting plate 18, and it is convenient for the user to replace and clean waveguide window 10;

[0023] The utility model discloses a spring's elasticity effect makes L type block drive limit block to be clamped into the card slot of waveguide window, fixes waveguide window, when again dismounting, through the operation control assembly control L type block sliding, makes limit block separate card slot, thereby waveguide window dismounts, convenient to use, has improved work efficiency.

[0024] The utility model discloses a spring's elasticity effect makes L type block drive limit block to be clamped into the card slot of waveguide window, fixes waveguide window, when again dismounting, through the operation control assembly control L type block sliding, makes limit block separate card slot, thereby waveguide window dismounts, convenient to use, has improved work efficiency.

[0025] When the utility model uses, when needing to dismount waveguide window 10, connecting rod 21 moves, and simultaneously drives square rod 31 to move, and the square mouth and through groove of vertical block 20 and square rod 31 limit and hold the square ring 30 of waveguide window 10 downside, thereby ensure the stable and safe drop of waveguide window 10.

[0026] The upper side of limit block 16 is all processed as inclined plane, and waveguide window 10 is conveniently installed.

[0027] The upper side of lifting plate 18 is fixed with a plurality of pad 35 matched with square ring 30, and waveguide window 10 is improved support.

[0028] The above examples only illustrate the principles and effects of the present application, and are not intended to limit the present application. Any person skilled in the art can modify or change the above examples without departing from the spirit and scope of the present application. Therefore, all equivalent modifications or changes made by those skilled in the art without departing from the spirit and technical concept disclosed by the present application shall be covered by the claims of the present application.

Claims

1. An assembly structure of an electromagnetic shielded room, comprising a shielded room main body and two waveguide windows, characterized by: Two waveguide windows are mounted on the upper side of the shielding chamber body, two air vents matched with the waveguide windows are arranged on the upper side of the shielding chamber body, two long slots symmetrically distributed are arranged on the front and back sides of the waveguide window, square plates are slidably arranged in the long slots, springs are fixed between the side walls of the square plates and the side walls of the long slots, L-shaped blocks are slidably arranged on the outer side walls of the square plates, oval slots are arranged on the upper and lower side walls of the long slots, circular blocks matched with the oval slots are fixed on the upper and lower sides of the L-shaped blocks, limiting blocks are fixed on the outer side walls of the L-shaped blocks, clamping grooves matched with the limiting blocks are arranged on the side walls of the air vents, a lifting plate is slidably arranged in the shielding chamber body, a screw rod matched with the lifting plate is rotatably arranged in the shielding chamber body, and a control assembly matched with the L-shaped block is arranged on the upper side of the lifting plate.

2. The assembly structure of an electromagnetic shield room according to claim 1, wherein: The control assembly comprises a plurality of vertical blocks matched with the L-shaped blocks and slidably arranged on the upper side of the lifting plate, a connecting rod fixed on the lower sides of two opposite vertical blocks, a circular rod rotatably arranged on the lower side of the lifting plate, four thread segments linearly distributed and arranged on the side wall of the circular rod, two adjacent thread segments arranged in left-right symmetry, thread holes matched with the adjacent thread segments and arranged on the connecting rod, a first bevel gear fixed on one side of the circular rod in a concentric manner, a vertical shaft rotatably arranged in the shielding chamber body, a second bevel gear rotatably arranged on the lower side of the lifting plate and engaged with the first bevel gear, a circular hole matched with the circular rod and arranged on the second bevel gear, and a plurality of clamping grooves circumferentially distributed and arranged on the side wall of the circular rod.

3. An assembly structure of an electromagnetic shield room according to claim 2, characterized in that: A square ring is fixed on the lower side of the waveguide window, a plurality of square rods linearly distributed are fixed on the upper side of the connecting rod, square openings matched with the square ring are arranged on the side of the square rods close to the waveguide window, and through grooves matched with the square ring are arranged on the side of the vertical blocks close to the waveguide window.

4. The assembly structure of an electromagnetic shield room according to claim 1, wherein: The upper sides of the limiting blocks are inclined.

5. The assembly structure of an electromagnetic shield room according to claim 3, wherein: A plurality of pad blocks matched with the square ring are fixed on the upper side of the lifting plate.

Images