CN113404158A

CN113404158A - Assembled shielding chamber

Info

Publication number: CN113404158A
Application number: CN202110703360.8A
Authority: CN
Inventors: 付红瑞
Original assignee: Beijing Top Sound Insulation Technology Co ltd
Current assignee: Beijing Top Sound Insulation Technology Co ltd
Priority date: 2021-06-24
Filing date: 2021-06-24
Publication date: 2021-09-17
Anticipated expiration: 2041-06-24
Also published as: CN113404158B

Abstract

The utility model relates to a pin-connected panel shielding room relates to the field of shielding room, including the bottom plate, four mounting grooves have been seted up to the upper surface of bottom plate, communicate each other between the adjacent mounting groove, an equal interference fit wall body in every mounting groove, every a joint groove has all been seted up to the both sides face of wall body, and every joint inslot equal joint has one to accept the board. This application has the effect that improves and assembles shielding room and assemble efficiency.

Description

Assembled shielding chamber

Technical Field

The application relates to the field of shielding rooms, in particular to an assembled shielding room.

Background

The shielding chamber is a modern protection device specially designed and built for preventing radar microwave radiation from damaging human bodies.

Referring to fig. 1, a shielding room in the related art generally includes a bottom plate 1, four installation grooves 11 are formed in an upper surface of the bottom plate 1, a wall 2 is inserted into each installation groove 11, the four walls 2 enclose a quadrilateral room, and thereby the upper surfaces of the four walls 2 are fixedly connected with a same roof 3 through concrete pouring. And two adjacent wall bodies 2 are fixedly connected with each other through concrete pouring. When the shielding room needs to be assembled, each wall body 2 is respectively spliced with the corresponding mounting groove 11, then the adjacent wall bodies 2 are fixedly connected through concrete mortar, and then the wall bodies 2 and the roof 3 are fixedly connected through concrete mortar pouring.

In view of the above related technologies, the inventor thinks that when assembling a shielding room, the wall 2 needs to be controlled to be inserted into the mounting groove 11, and in this process, in order to better complete the insertion of the wall 2 into the mounting groove 11, a hammering force needs to be applied to the wall 2; however, in the process of hammering the wall 2, a part of dust and impurities adhered to the wall 2 may fall on the bottom plate 1, so that the dust and impurities falling from the wall 2 on the bottom plate 1 need to be cleaned, and the assembly efficiency of the shielding chamber is low.

Disclosure of Invention

In order to improve the assembly efficiency of assembling the shielding room, the application provides an assembled shielding room.

The application provides a pin-connected panel shielding room adopts following technical scheme:

the utility model provides a pin-connected panel shielding chamber, includes the bottom plate, and four mounting grooves have been seted up to the upper surface of bottom plate, communicate each other between the adjacent mounting groove, an equal interference fit wall body in every mounting groove, every a joint groove has all been seted up to the both sides face of wall body, and every joint inslot equal joint has one to accept the board.

By adopting the technical scheme, when the bottom plate is required to be connected with the wall body, the wall body is aligned to the corresponding mounting groove, and the wall body is knocked towards the direction close to the mounting groove until each wall body is in interference fit with the corresponding mounting groove; at the in-process that strikes the wall body, the dust impurity of adhesion can drop on accepting the board on some wall bodies, and the condition that the dust impurity of adhesion drops on the bottom plate on having reduced the wall body takes place, when needing the clearance to accept the dust impurity on the board, accepts the board to the direction pulling of keeping away from the joint groove, makes and accepts the board and breaks away from the joint groove, is convenient for clear up the dust impurity of accepting on the board this moment, improves the efficiency of assembling the shielding room, and comparatively energy-concerving and environment-protective.

Preferably, four reinforcing grooves are formed in the upper surface of the bottom plate, the bottom wall of each reinforcing groove is communicated with a corresponding mounting groove, reinforcing cavities are formed between the two side walls of each reinforcing groove and the wall body respectively, and each bearing plate is in interference fit with one of the reinforcing cavities after being separated from the clamping groove.

Through adopting above-mentioned technical scheme, after the clearance is accomplished and is accepted the dust impurity on the board, control every and accept the board respectively with corresponding reinforcement chamber interference fit, so accept the board and can play the effect of accepting dust impurity, can consolidate the connection between wall body and the bottom plate again.

Preferably, one end of the wall body, which is spliced with the mounting groove, is a tip end, and the mounting groove is a flared opening.

Through adopting above-mentioned technical scheme, be convenient for pinpoint and the alignment and the grafting of mounting groove.

Preferably, two side walls of the mounting groove are respectively provided with a fixing groove, one side wall of the tip close to one of the fixing grooves is provided with a plurality of first channels penetrating through the tip, the inner side wall of each first channel is provided with a second channel arranged in the direction far away from the bottom plate, and one side wall of the wall body is provided with a third channel communicated with the second channel.

By adopting the technical scheme, the concrete mortar is poured into the third channel, and finally enters the fixing groove along the third channel, the second channel and the first channel, so that the bottom plate and the wall body are further fixedly connected by the concrete mortar in the fixing groove.

Preferably, two adjacent walls are connected with a reinforcing assembly which is abutted against the two adjacent walls so as to reinforce the connection between the two adjacent walls.

Through adopting above-mentioned technical scheme, the connection between the two adjacent wall bodies has been consolidated to the reinforcement subassembly for it is more firm to connect between the adjacent wall bodies, has improved the security of shielded cell.

Preferably, the reinforcing component comprises bent plates, and one side face of each mounting plate close to two adjacent walls is tightly attached to one side face of each wall.

By adopting the technical scheme, the bending plate is tightly attached to the two adjacent wall bodies, so that the connection between the two adjacent wall bodies is reinforced.

Preferably, the reinforcing component comprises two bending plates which are vertically arranged, one surface of the bottom plate, which is close to the wall body, is provided with a first insertion groove, the upper ends of the four wall bodies are jointly connected with the same roof, one surface of the roof, which is close to the wall body, is provided with a second insertion groove, one of the bending plates is inserted into the first insertion groove, the other bending plate is inserted into the second insertion groove, and a bidirectional screw rod is in threaded connection between the two bending plates.

By adopting the technical scheme, the two bending plates are rotated relative to the bidirectional screw rod, so that the two bending plates move towards the directions away from each other until one bending plate is spliced with the first splicing groove and the other bending plate is spliced with the second splicing groove, and at the moment, the bidirectional screw rod is rotated to drive the two bending plates to move towards the directions away from each other; until two-way lead screw is difficult to rotate, it is comparatively firm to consolidate being connected of subassembly and bottom plate this moment, and it is also comparatively firm to consolidate being connected of subassembly and roof.

Preferably, the spread groove has been seted up to the one side that the wall body was kept away from on the roof, the diapire of every spread groove has all linked firmly a bracing piece, the one end that the diapire was kept away from to the bracing piece articulates there is the connecting rod, the one end sliding connection that the connecting rod is close to a reinforced subassembly has first sliding block, first sliding block is close to the one end of reinforced subassembly and articulates there is the transition bar, the transition bar runs through the diapire of spread groove and stretches into in the second spliced groove with a buckling plate butt, the one end sliding connection that first sliding block was kept away from to the connecting rod has the second sliding block, the upper surface that is close to a wall body of second sliding block has seted up the restriction groove, the aqueduct of crossing with restriction groove intercommunication is seted up to the diapire of spread groove, the one end that the second sliding block was close to the second sliding block articulates there is the anchor strut with crossing the aqueduct grafting, the one end that the second sliding block was kept away from to the anchor bar is pegged graft with the restriction groove.

By adopting the technical scheme, in the process of splicing the bending plate with the second splicing groove, the bending plate gradually pushes the transition rod to move towards the direction far away from the wall body, the transition rod can drive the first sliding block to move upwards, and the first sliding block can push the connecting rod to rotate; at this moment, the connecting rod pushes the second sliding block and the reinforcing rod to move towards the direction close to the limiting groove until the reinforcing rod is inserted into the limiting groove, so that the connection between the wall body and the roof is reinforced.

Preferably, one surface of the bearing plate, which is far away from the bottom plate, is provided with a bearing groove.

Through adopting above-mentioned technical scheme, accept the groove and be convenient for accept the dust impurity that drops on accepting the board.

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

1. dust and impurities on the bearing plates can be cleaned conveniently, the assembling efficiency of the assembled shielding chamber is improved, and the energy is saved and the environment is protected;

2. the adjacent walls are connected tightly;

3. the wall body is connected with the roof more firmly.

Drawings

Fig. 1 is a schematic view showing a structure of a shield room in the related art.

Fig. 2 is a schematic structural diagram of an embodiment of the present application showing a mounting groove.

Fig. 3 is a schematic structural diagram showing connection between a wall and a bottom plate according to an embodiment of the present application.

Fig. 4 is a schematic structural diagram showing the connection between the bearing plate and the reinforcing cavity according to the embodiment of the present application.

FIG. 5 is a schematic structural diagram of a reinforcement assembly embodied in an embodiment of the present application.

Fig. 6 is a schematic structural diagram of an auxiliary assembly embodied in an embodiment of the present application.

Description of reference numerals: 1. a base plate; 11. mounting grooves; 12. fixing grooves; 13. a reinforcing groove; 14. reinforcing the cavity; 2. a wall body; 21. a tip; 22. a first channel; 23. a second channel; 24. a third channel; 25. a clamping groove; 3. a roof; 31. connecting grooves; 4. a bearing plate; 41. a receiving groove; 5. a reinforcement assembly; 51. a bending plate; 52. a bidirectional lead screw; 53. a first insertion groove; 54. a second insertion groove; 6. an auxiliary component; 61. a support bar; 62. a connecting rod; 63. a first slider; 64. a second slider; 65. a transition rod; 66. a transition groove; 67. a limiting groove; 68. a reinforcing rod; 7. a dovetail groove.

Detailed Description

The present application is described in further detail below with reference to figures 2-6.

The embodiment of the application discloses pin-connected panel shielding room. Referring to fig. 2 and 3, the assembled shielding chamber includes a bottom plate 1, four elongated installation grooves 11 are formed in an upper surface of the bottom plate 1, adjacent installation grooves 11 are communicated with each other, and the four installation grooves 11 form a quadrangle. A wall body 2 is inserted into each mounting groove 11, the wall body 2 is perpendicular to the bottom plate 1 and is vertically arranged upwards, and every two adjacent wall bodies 2 are tightly attached to each other. The top ends of the four wall bodies 2 are connected with a roof 3 together through concrete mortar.

The upper end opening of mounting groove 11 is the flaring, and the one end that wall body 2 is close to bottom plate 1 contracts gradually into most advanced 21 towards the direction of keeping away from roof 3, and most advanced 21 pegs graft with mounting groove 11, and most advanced 21 and 11 interference fit of mounting groove. The mounting groove 11 in the flaring state facilitates the insertion of the tip 21 into the mounting groove 11.

When the shielding chamber needs to be assembled, aligning the tip 21 of each wall body 2 with the corresponding mounting groove 11, and hammering the wall body 2 in the direction close to the mounting groove 11 to enable the tip 21 to be in interference fit with the mounting groove 11, so that the assembly of the wall body 2 and the bottom plate 1 is completed; concrete mortar is poured between the adjacent wall bodies, so that the adjacent wall bodies are fixedly connected; and then, the roof 3 is placed at the top ends of the four walls 2, and the roof 3 and the walls 2 are fixedly connected through concrete mortar, so that the assembly of the shielding room is completed.

Referring to fig. 3 and 4, in order to reinforce the connection between the floor 1 and the wall 2. A fixed slot 12 has been seted up respectively to the both sides wall of mounting groove 11, and fixed slot 12 is rectangular shape, and fixed slot 12 sets up along the length direction of mounting groove 11. One side of the tip 21 close to one of the fixing grooves 12 is provided with a plurality of first channels 22, the first channels 22 transversely penetrate through the tip 21, and the plurality of first channels 22 are arranged along the length direction of the tip 21. The inner surface wall of the first channel 22 is provided with a second channel 23 which is vertically and upwardly arranged, one outer side wall of the wall body 2 is provided with a third channel 24, the third channel 24 is transversely arranged, and the third channel 24 is communicated with the second channel 23.

After the tip 21 is inserted into the mounting groove 11, concrete mortar is poured into the third channel 24, so that the concrete mortar sequentially flows along the third channel 24 and the second channel 23, then flows into the first channel 22, and finally flows into the corresponding fixing grooves 12 from two ends of the first channel 22. In this way, the connection between the tip 21 and the mounting groove 11 is reinforced by concrete mortar, and the connection between the wall body 2 and the bottom plate 1 is further reinforced.

After the concrete mortar is filled in the fixing groove 12, the concrete mortar is continuously poured into the third channel 24, so that the first channel 22, the second channel 23 and the third channel 24 are filled with the concrete mortar. And the concrete mortar at the opening of the third channel 24 is smoothed, so that the strength and the attractiveness of the wall body 2 are ensured.

Referring to fig. 2 and 4, two side surfaces of the wall body 2 are respectively provided with a clamping groove 25, the clamping grooves 25 are arranged along the length direction of the wall body 2, the clamping grooves 25 are located at one end of the wall body 2 close to the mounting groove 11, and each clamping groove 25 is internally and fixedly connected with a bearing plate 4. The horizontal direction of the bearing plate 4 is arranged, when the hammering wall body 2 enables the wall body 2 and the mounting groove 11 to complete the interference fit, part of dust impurities adhered to the wall body 2 can fall on the upper surface of the bearing plate 4, and the bearing plate 4 bears the dust impurities falling from the wall body 2.

After the wall body 2 and the bottom plate 1 are assembled, the bearing plate 4 is pulled in the direction away from the clamping groove 25, so that the bearing plate 4 is separated from the clamping groove 25, and the dust and impurities falling from the bearing plate 4 can be cleaned conveniently. The workload of cleaning dust and impurities on the wall body 2 falling on the bottom plate 1 is reduced, and the assembly efficiency of the assembled shielding room is improved.

The receiving plate 4 has a circular arc-shaped receiving groove 41 formed in one surface thereof, and the receiving groove 41 is adapted to receive dust and impurities falling on the receiving plate 4.

Referring to fig. 3 and 4, the upper surface of the bottom plate 1 is provided with four reinforcing grooves 13, each reinforcing groove 13 is respectively located at one side of the corresponding mounting groove 11 close to the roof 3, the reinforcing grooves 13 and the mounting grooves 11 are mutually connected, and the tip 21 penetrates through the reinforcing grooves 13 and is inserted into the corresponding mounting groove 11. A reinforcing cavity 14 is arranged between one side wall of the reinforcing groove 13 and the wall body 2, a reinforcing cavity 14 is also arranged between the other side wall of the reinforcing groove 13 and the wall body 2, and the wall body 2 is positioned between the two reinforcing cavities 14.

After cleaning up the dust and impurities on the bearing plates 4, each bearing plate 4 is controlled to be plugged into the corresponding reinforcing cavity 14. At this time, the bearing plate 4 is in interference fit with the reinforcing cavity 14, so that the connection between the wall body 2 and the reinforcing groove 13 is reinforced, and the connection between the wall body 2 and the bottom plate 1 is firmer. The bearing plate 4 can bear dust and impurities falling from the wall body 2, and the effect of reinforcing the connection between the wall body 2 and the bottom plate 1 is also achieved.

Referring to fig. 5, in order to reinforce the connection between the adjacent walls 2, the same reinforcing member 5 is connected to each two adjacent walls 2. The reinforcing component 5 comprises two bending plates 51 arranged up and down, a bidirectional screw 52 is connected between the two bending plates 51 in a threaded manner, and the side surface of each bending plate 51 close to the wall 2 is respectively attached to the corresponding wall 2. Four first inserting grooves 53 are formed in one surface, close to the bending plate 51, of the bottom plate 1, and the first inserting grooves 53 are uniformly distributed at positions, close to four corners of the shielding chamber, of the bottom plate 1. Four second inserting grooves 54 are formed in one surface, close to the bending plate 51, of the roof 3, and the second inserting grooves 54 are uniformly distributed at the positions, close to the four corners of the shielding chamber, of the bottom plate 1.

When it is desired to install the reinforcing member 5, the reinforcing member 5 is placed in the shielded room at a position near the corner, and then the bending plates 51 are rotated with respect to the bidirectional screw 52 so that the two bending plates 51 move in directions away from each other. When the bending plate 51 close to the first inserting groove 53 is inserted into the first inserting groove 53 and the bending plate 51 close to the second inserting groove 54 is inserted into the second inserting groove 54, the bidirectional screw 52 continues to rotate; the two bending plates 51 continue to move away from each other until it is difficult for the two bending plates 51 to continue to move away from each other, at which time the installation of the reinforcing member 5 is completed. Each of the bent plates 51 is closely attached to two adjacent walls 2, and the connection between the adjacent walls 2 is reinforced.

Referring to fig. 5 and 6, in order to reinforce the connection between the roof 3 and the wall 2, four auxiliary members 6 are connected to the roof 3, and each auxiliary member 6 is provided corresponding to one reinforcing member 5. Four connecting grooves 31 have been seted up to the upper surface of roof 3, and auxiliary assembly 6 includes fixed connection's bracing piece 61 on the connecting groove 31 diapire, and the one end that connecting groove 31 diapire was kept away from to bracing piece 61 is connected with connecting rod 62, and connecting rod 62's middle part is articulated with bracing piece 61. Connecting rod 62 is close to the one end sliding connection of reinforcing component 5 has first sliding block 63, and the one end that connecting rod 62 was kept away from to first sliding block 63 articulates there is transition pole 65, and the one end that first sliding block 63 was kept away from to transition pole 65 runs through the diapire of spread groove 31 and stretches into in the second inserting groove 54, and transition pole 65 is close to the one end of bending plate 51 and the bending plate 51 butt in the second inserting groove 54.

One end of the connecting rod 62, which is far away from the first sliding block 63, is slidably connected with a second sliding block 64, wherein two limiting grooves 67 are respectively formed in the two oppositely-arranged wall bodies 2, and the limiting grooves 67 are formed in the upper surfaces of the wall bodies 2. The bottom wall of the connecting groove 31 is further provided with a transition groove 66 communicated with a limiting groove 67, one end of the second sliding block 64 close to the transition groove 66 is hinged with a reinforcing rod 68, the reinforcing rod 68 penetrates through the transition groove 66, and one end of the reinforcing rod 68 far away from the second sliding block 64 is connected with the limiting groove 67 in an inserting mode.

When the bidirectional screw 52 is rotated to move the two bending plates 51 away from each other, one of the bending plates 51 gradually moves toward the transition rod 65, and when the bending plate 51 abuts against the transition rod 65, the bending plate 51 pushes the transition rod 65 to continue moving upward; at this time, the transition rod 65 pushes the connecting rod 62 to rotate through the first sliding block 63, that is, at this time, one end of the connecting rod 62 close to the limiting groove 67 rotates towards the direction close to the limiting groove 67, and the connecting rod 62 moves to drive the second sliding block 64 and the reinforcing rod 68 to move towards the direction close to the limiting groove 67; until the reinforcing bar 68 is inserted into the limiting groove 67, the connection between the roof 3 and the wall 2 is reinforced.

One side of the connecting rod 62 close to the bottom wall of the connecting groove 31 is provided with two elongated dovetail grooves 7, the first sliding block 63 is in sliding connection with one of the dovetail grooves 7, and the second sliding block 64 is in sliding connection with the other dovetail groove 7. When the transition rod 65 and the reinforcing rod 68 ascend and descend, the first sliding block 63 slides in one of the dovetail grooves 7, and the second sliding block 64 slides in the other dovetail groove 7, so that the transition rod 65 and the reinforcing rod 68 can smoothly ascend and descend.

The implementation principle of the assembled shielding room in the embodiment of the application is as follows: when the shielding chamber needs to be assembled, the tip end 21 of each wall body 2 is aligned and inserted with the corresponding mounting groove 11, then the bearing plate 4 is inserted with the corresponding clamping groove 25, and the wall body 2 is knocked towards the direction close to the mounting groove 11, so that the wall body 2 and the mounting groove 11 are in better interference fit; in the process, the dust and impurities falling from the wall body 2 fall on the bearing plate 4, and then the bearing plate 4 can be pulled in the direction away from the clamping groove 25, so that the bearing plate 4 is separated from the clamping groove 25, and the dust and impurities on the bearing plate 4 can be cleaned.

Each bearing plate 4 is then inserted into a corresponding reinforcing groove 13, reinforcing the connection between the wall 2 and the base plate 1. The bending plates 51 are rotated with respect to the bidirectional screw 52, so that the two bending plates 51 move in directions away from each other. When the bending plate 51 close to the first inserting groove 53 is inserted into the first inserting groove 53 and the bending plate 51 close to the second inserting groove 54 is inserted into the second inserting groove 54, the bidirectional screw 52 is continuously rotated until the insertion of the bending plate 51 into the first inserting groove 53 is completed and the insertion of the other bending plate 51 into the second inserting groove 54 is completed.

In the process of plugging one of the bending plates 51 and the second plugging groove 54, the bending plate 51 gradually moves towards the direction close to the transition rod 65 until the bending plate 51 abuts against the transition rod 65, at this time, the transition rod 65 pushes the connecting rod 62 to rotate through the first sliding block 63, the connecting rod 62 pushes the reinforcing rod 68 and the limiting groove 67 to complete plugging, and the connection between the roof 3 and the wall body 2 is reinforced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a pin-connected panel shielded cell, includes bottom plate (1), and four mounting grooves (11) have been seted up to the upper surface of bottom plate (1), communicates each other between adjacent mounting groove (11), equal interference fit wall body (2), its characterized in that in every mounting groove (11): each side face of the wall body (2) is provided with a clamping groove (25), and a bearing plate (4) is clamped in each clamping groove (25).

2. The assembled shielding chamber as claimed in claim 1, wherein: four reinforcing grooves (13) have been seted up to the upper surface of bottom plate (1), and every reinforcing groove (13) diapire all communicates with a corresponding mounting groove (11), and the both sides wall of reinforcing groove (13) is equipped with between respectively and wall body (2) and consolidates chamber (14), every accept board (4) and joint groove (25) break away from the back all with one of them consolidate chamber (14) interference fit.

3. The assembled shielding room as claimed in claim 1 or 2, wherein: one end of the wall body (2) spliced with the mounting groove (11) is a tip end (21), and the mounting groove (11) is a flared end.

4. The assembled shielding chamber as claimed in claim 3, wherein: the mounting structure is characterized in that two side walls of the mounting groove (11) are respectively provided with a fixing groove (12), one side wall of the tip end (21) close to one fixing groove (12) is provided with a plurality of first channels (22) penetrating through the tip end (21), the inner side wall of each first channel (22) is provided with a second channel (23) arranged towards the direction far away from the bottom plate (1), and one side wall of the wall body (2) is provided with a third channel (24) communicated with the second channel (23).

5. The assembled shielding chamber as claimed in claim 1, wherein: and the two adjacent walls (2) are connected with a reinforcing component (5) which is connected between the two adjacent walls (2) through abutting against the two adjacent walls (2).

6. The assembled shielding chamber as claimed in claim 5, wherein: the reinforcing component (5) comprises bending plates (51), and one side face of each mounting plate close to two adjacent walls (2) is tightly attached to one side face of each wall (2).

7. The assembled shielding chamber as claimed in claim 6, wherein: the reinforcing component (5) comprises two bending plates (51) which are arranged up and down, one side, close to the wall body (2), of the bottom plate (1) is provided with a first insertion groove (53), the upper ends of the four wall bodies (2) are connected with the same roof (3) together, one side, close to the wall body (2), of the roof (3) is provided with a second insertion groove (54), one bending plate (51) is inserted into the first insertion groove (53), the other bending plate (51) is inserted into the second insertion groove (54), and a bidirectional screw rod (52) is connected between the two bending plates (51) through threads.

8. The assembled shielding chamber as claimed in claim 7, wherein: the wall body (2) is far away from the roof (3), one side of the roof (3) is provided with connecting grooves (31), the bottom wall of each connecting groove (31) is fixedly connected with a supporting rod (61), one end of each supporting rod (61), which is far away from the bottom wall, is hinged with a connecting rod (62), one end, which is close to one reinforcing component (5), of each connecting rod (62) is connected with a first sliding block (63) in a sliding manner, one end, which is close to the reinforcing component (5), of each first sliding block (63) is hinged with a transition rod (65), each transition rod (65) penetrates through the bottom wall of each connecting groove (31) and extends into the corresponding second inserting groove (54) to be abutted against a bending plate (51), one end, which is far away from the corresponding first sliding block (63), of each connecting rod (62) is connected with a second sliding block (64) in a sliding manner, the upper surface, which is close to one wall body (2) of the corresponding second sliding block (64), is provided with a limiting groove (67), the bottom wall body is provided with a transitional groove (66) communicated with the limiting groove (67), is provided on the bottom wall of each connecting groove (31), one end of the second sliding block (64) close to the transition groove (66) is hinged with a reinforcing rod (68) inserted into the transition groove (66), and one end of the reinforcing rod (68) far away from the second sliding block (64) is inserted into the limiting groove (67).

9. The assembled shielding chamber as claimed in claim 1, wherein: and a bearing groove (41) is formed in one surface of the bearing plate (4) far away from the bottom plate (1).