Dustless closed double-layer suspended ceiling system for clean room

Abstract

The utility model provides a dust-free closed double-layer suspended ceiling system for a clean room, which belongs to the technical field of building indoor construction and comprises an upper suspender, a lower suspender, a conversion frame, a keel frame and a suspended ceiling plate. The upper end of the upper suspender is fixed on the top floor, and the lower end is connected to the conversion frame; the upper end of the lower hanging rod is fixed to the conversion frame, the lower end of the lower hanging rod is connected to the keel frame, the keel frame is of a frame structure, the edge of the ceiling plate is supported and fixed to the inner wing plate, and the outer wing plate is fixed to the wall. The ceiling plate has the advantages that the ceiling plate of the structure can be of an integral structure and is fixedly supported on the keel frame, the keel frame is close to the wall body, and the keel frame is connected with the edge of the wall body through the sealing connecting plate, so that the sealing effect of the whole ceiling system on the indoor top can be guaranteed, the indoor cleanliness is guaranteed, meanwhile, the installation efficiency of the ceiling plate can be improved, and the service life of the ceiling plate is prolonged. And the double-layer fixing structure of the conversion frame can improve the mounting strength and the bearing capacity of the conversion frame.

Description

Technical Field

[0001] The utility model relates to the technical field of building interior construction, in particular to a double-layer ceiling system for dust-free sealing in a clean room. Background Art

[0002] After the main frame of a building is constructed, the interior of the building still needs to be decorated, such as the ceiling. Different rooms have different requirements for the ceiling structure. For example, a clean room needs to ensure the cleanliness and sealing of the ceiling structure inside. The existing ceiling structures mostly use blind plates as the main ceiling material, and the existing blind plates are usually of a split structure, that is, multiple small-sized blind plates are spliced and installed on the top of the room. Although the spliced blind plates of this structure can disperse the weight of the blind plates and meet the load requirements of the support structure of the ceiling structure to ensure the installability of the ceiling structure, there are splicing gaps between the blind plates of this ceiling structure, which are difficult to meet the cleanliness and sealing requirements of the clean room, and the blind plate splicing structure also has the problem of low installation efficiency. Content of the Utility Model

[0003] In view of this, in order to meet the cleanliness and sealing requirements of the ceiling system in a clean room and improve the structural strength and installation efficiency of the ceiling system. The utility model provides a double-layer ceiling system for dust-free sealing in a clean room, which includes an upper suspension rod, a lower suspension rod, a conversion frame, a keel frame and a ceiling board;

[0004] The upper end of the upper suspension rod is fixed on the top floor slab, and the lower end of the upper suspension rod is connected to the conversion frame, and the edge of the conversion frame is fixed to the wall;

[0005] The upper end of the lower suspension rod is fixed on the conversion frame, and the lower end of the lower suspension rod is fixed to the keel frame,

[0006] The keel frame includes multiple keel beams, and the multiple keel beams are connected end to end to form a frame structure. Inner wing plates and outer wing plates are respectively arranged on both sides below the keel beams. The edge of the ceiling board is supported and fixed on the inner wing plates, and the outer wing plates are fixed to the wall.

[0007] Further, an airtight strip is fixedly arranged on the inner wing plate, and the airtight strip is located between the inner wing plate and the ceiling board.

[0008] Further, the edge of the ceiling board is connected to the inner wing plate by riveting.

[0009] Further, a sealing connecting plate is arranged below the inner wing plate, the sealing connecting plate is parallel to the wall surface of the wall, and the sealing connecting plate is fixed to the wall by fastening screws.

[0010] Further, a sealing gasket is also arranged between the sealing connecting plate and the wall.

[0011] Furthermore, the keel beam is connected to the lower end of the lower suspension rod through a square adjuster, and the square adjuster includes an upper side plate, a lower side plate and two connecting plates connecting the upper side plate and the lower side plate, and the upper side plate and the lower side plate are respectively connected to the lower suspension rod and the keel beam.

[0012] Furthermore, the keel beam is a hollow rectangular beam with rounded corners, a connecting lock is provided above the keel beam, the top of the connecting lock is a locking plate, a strip groove is provided on the locking plate, a fastening bolt is provided below the locking plate, the bolt head of the fastening bolt is limited to below the locking plate, the upper part of the fastening bolt passes through the strip groove and the lower side plate, and extends into the square adjuster.

[0013] Furthermore, the lower end of the lower suspension rod is a screw structure, and the lower end of the lower suspension rod extends into the square adjuster. The lower end of the lower suspension rod is provided with two fastening nuts, and the two fastening nuts are respectively located above and below the upper side plate of the square adjuster. The two fastening nuts clamp and fix the upper side plate of the square adjuster.

[0014] Furthermore, a limit block is provided at the bottom of the lower suspension rod, the limit block is located below the two fastening screws, and the limit block is welded to the lower suspension rod.

[0015] Furthermore, the upper end of the upper suspension rod is connected to the top floor slab via expansion screws.

[0016] The utility model has the beneficial effects of a double-layer ceiling system for clean room dust-free and airtight: the double-layer ceiling system includes an upper hanging rod, a lower hanging rod, a conversion frame, a keel frame and a ceiling board; the upper end of the upper hanging rod is fixed on the top floor, the lower end of the upper hanging rod is connected to the conversion frame, and the edge of the conversion frame is fixed on the wall; the upper end of the lower hanging rod is fixed on the conversion frame, the lower end of the lower hanging rod is connected to the keel frame, the keel frame is a frame structure, the edge of the ceiling board is supported and fixed on the inner wing plate, and the outer wing plate is fixed on the wall. The ceiling board of this structure can be an integral structure, which is fixedly supported on the keel frame, and the keel frame is close to the wall. The keel frame is connected to the edge of the wall through a sealing connecting plate, so that the sealing effect of the entire ceiling system on the indoor top can be guaranteed, and the indoor cleanliness can be guaranteed, and at the same time, the installation efficiency of the ceiling board can be improved, and the edge of the conversion frame is fixed on the wall, and the upper part is fixed by the upper hanging rod, so that the installation strength and bearing capacity of the conversion frame can be improved, and the safety of the ceiling structure can be guaranteed. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The utility model is a schematic diagram of a hoisting structure of a dust-free and airtight double-layer ceiling system for a clean room.

[0018] Figure 2This is a schematic diagram of the connection structure between a double-layer ceiling system for dust-free sealing in a clean room and a wall of the present utility model.

[0019] In the above figure: 1 - upper suspension rod, 11 - expansion bolt, 2 - conversion frame, 3 - lower suspension rod, 31 - limit block, 4 - keel beam, 41 - locking buckle plate, 42 - fastening bolt, 43 - inner wing plate, 44 - outer wing plate, 45 - sealing connection plate, 46 - fastening screw, 47 - sealing gasket, 5 - square regulator, 6 - ceiling board, 61 - airtight strip, 7 - top floor slab, 8 - wall. Specific implementation manner

[0020] To make the objectives, technical solutions and advantages of the present utility model clearer, the embodiments of the present utility model will be further described below in conjunction with the accompanying drawings.

[0021] Please refer to Figure 1 and Figure 2 , a double-layer ceiling system for dust-free sealing in a clean room of the present utility model includes an upper suspension rod 1, a lower suspension rod 3, a conversion frame 2, a keel framework and a ceiling board 6. This double-layer ceiling system is used for ceiling decoration of a clean room in an indoor building. In this embodiment, the clean room where it is located includes a top floor slab 7 and a wall 8.

[0022] The upper end of the upper suspension rod 1 is fixed on the top floor slab 7. In this embodiment, the upper end of the upper suspension rod 1 is connected to the top floor slab 7 through an expansion bolt 11. The lower end of the upper suspension rod 1 is connected to the conversion frame 2. The conversion frame 2 includes a plurality of conversion steel beams, and the conversion steel beams are spliced into a frame body structure of the conversion frame 2. The edge of the conversion frame 2 is also fixedly connected to the wall 8. The upper end of the lower suspension rod 3 is fixed to the conversion frame 2, and the lower end of the lower suspension rod 3 is fixed to the keel beam 4.

[0023] The keel framework includes a plurality of keel beams 4, and a frame structure formed by connecting the plurality of keel beams 4 end to end. In this embodiment, there are four keel beams 4, and the four keel beams 4 are connected into a rectangular frame structure of the keel framework. The four keel beams 4 are respectively close to multiple walls 8. The keel beam 4 is fixedly connected with a wing plate structure. The part of the wing plate structure extending into the keel framework is the inner wing plate 43, and the part extending out of the keel framework is the outer wing plate 44. The ceiling board 6 is a rectangular plate structure, and the edge of the ceiling board 6 is supported and fixed on the inner wing plate 43, and the outer wing plate 44 is fixed on the wall 8.

[0024] In the above structure, the keel beam 4 has high structural strength and strong bearing capacity. The ceiling panel 6 of this structure can be an integral structure, which is fixedly supported on the keel frame, and the keel frame is close to the wall 8. The keel frame is connected to the edge of the wall 8 through a sealing connecting plate 45, which can ensure the sealing effect of the entire ceiling system on the indoor top and ensure the cleanliness of the room. At the same time, it can improve the installation efficiency of the ceiling panel 6, and the edge of the conversion frame 2 is fixed on the wall 8, and the top of the conversion frame 2 is fixed by the upper hanging rod 1, which can improve the installation strength and bearing capacity of the conversion frame 2 and ensure the installability of the ceiling structure.

[0025] Preferably, an airtight strip 61 is fixedly provided on the inner wing panel 43, and the airtight strip 61 is located between the inner wing panel 43 and the ceiling panel 6. The edge of the ceiling panel 6 is connected to the inner wing panel 43 by rivets. The edge of the ceiling panel 6 presses the airtight strip 61, and the airtight strip 61 can ensure the sealing of the connection between the ceiling panel 6 and the keel beam of the inner wing panel 43.

[0026] Preferably, a sealing connecting plate 45 is provided under the outer wing plate 44, and the top of the sealing connecting plate is welded to the lower surface of the outer wing plate 44, and the sealing connecting plate 45 is parallel to the wall surface of the wall, and a sealing gasket 47 is also provided between the sealing connecting plate 45 and the wall, and the sealing connecting plate 45 is fixed to the wall by fastening screws 46, and the sealing connecting plate 45 presses the sealing gasket 47, and the sealing gasket 47 is used to seal the gap between the keel beam 4 and the wall surface to prevent dust from falling above the ceiling panel 6 and ensure the cleanliness of the clean room. The sealing connecting plate 45 and the wall are fixed to the wall by fastening screws 46, and the installation strength of the keel beam 4 can also be improved.

[0027] Preferably, the keel beam is connected to the lower end of the lower suspension rod 3 through a square adjuster 5, and the square adjuster 5 is connected to include an upper side plate, a lower side plate, and two connecting plates connecting the upper side plate and the lower side plate. The square adjuster 5 is a rectangular frame structure, and the upper side plate and the lower side plate are respectively connected to the lower suspension rod 3 and the keel beam. The keel beam is a hollow rounded rectangular beam, and a connecting lock is provided above the keel beam. The top of the connecting lock is a locking plate 41, and a strip groove is provided on the locking plate 41. A fastening bolt is provided below the locking plate 41. The bolt head limit of the fastening bolt 42 is located below the locking plate 41. The upper part of the fastening bolt 42 passes through the strip groove and the lower side plate and extends into the square adjuster 5. The lower end of the lower suspension rod 3 is a screw structure, and the lower end of the lower suspension rod 3 extends into the square adjuster 5. The lower end of the lower suspension rod 3 is provided with two fastening nuts, which are respectively located above and below the upper side plate of the square adjuster 5. The two fastening nuts clamp and fix the upper side plate of the square adjuster 5. The two fastening nuts can adjust the installation height of the keel beam by adjusting their positions at the lower end of the lower suspension rod 3, so that the keel frame remains horizontal.

[0028] Preferably, a limit block 31 is further provided at the bottom of the lower suspension rod 3. The limit block 31 is located below the two fastening screws. The limit block 31 is welded to the lower suspension rod 3. The limit block 31 can prevent the square adjuster 5 from falling off the lower suspension rod 3, ensuring the safety of the connection structure between the keel frame and the lower suspension rod 3.

[0029] In this text, the front, rear, upper, lower and other orientation words are defined based on the positions of the components in the drawings and the positions of the components relative to each other, only for the sake of clarity and convenience in expressing the technical solution. It should be understood that the use of the orientation words should not limit the scope of protection claimed in this application.

[0030] Without conflict, the above embodiments and the features in the embodiments in this text can be combined with each other.

[0031] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A dust-free and airtight double-layer ceiling system for a clean room, characterized in that: It includes upper hanging rod, lower hanging rod, conversion frame, keel frame and ceiling board; The upper end of the upper suspension rod is fixed on the top floor slab, the lower end of the upper suspension rod is connected to the conversion frame, and the edge of the conversion frame is fixed on the wall; The upper end of the lower suspension rod is fixed on the conversion frame, and the lower end of the lower suspension rod is fixed on the keel frame. The keel frame includes multiple keel beams, which are connected end to end to form a frame structure. Inner wing panels and outer wing panels are respectively provided on both sides below the keel beams. The edges of the ceiling panels are supported and fixed on the inner wing panels, and the outer wing panels are fixed on the wall.

2. A dust-free and airtight double-layer ceiling system for a clean room according to claim 1, characterized in that: An airtight strip is fixedly arranged on the inner wing plate, and the airtight strip is located between the inner wing plate and the ceiling plate.

3. The double-layer ceiling system for a clean room dust-free and airtight according to claim 1, characterized in that: The edge of the ceiling panel is riveted to the inner wing panel by rivets.

4. The double-layer ceiling system for a clean room dust-free and airtight according to claim 1, characterized in that: A sealing connection plate is provided below the inner wing plate, the sealing connection plate is parallel to the wall surface of the wall body, and the sealing connection plate is fixed to the wall body by fastening screws.

5. A dust-free and airtight double-layer ceiling system for a clean room according to claim 4, characterized in that: A sealing gasket is also provided between the sealing connection plate and the wall.

6. The double-layer ceiling system for a clean room dust-free and airtight according to claim 1, characterized in that: The keel beam is connected to the lower end of the lower suspension rod through a square adjuster, and the square adjuster includes an upper side plate, a lower side plate and two connecting plates connecting the upper side plate and the lower side plate. The upper side plate and the lower side plate are respectively connected to the lower suspension rod and the keel beam.

7. A dust-free and airtight double-layer ceiling system for a clean room according to claim 6, characterized in that: The keel beam is a hollow rectangular beam with rounded corners, a connecting lock is provided above the keel beam, the top of the connecting lock is a locking plate, a strip groove is provided on the locking plate, a fastening bolt is provided below the locking plate, the bolt head of the fastening bolt is limited to below the locking plate, the upper part of the fastening bolt passes through the strip groove and the lower side plate, and extends into the square adjuster.

8. The double-layer ceiling system for a clean room dust-free and airtight according to claim 7, characterized in that: The lower end of the lower suspension rod is a screw structure, and the lower end of the lower suspension rod extends into the square adjuster. The lower end of the lower suspension rod is provided with two fastening nuts, and the two fastening nuts are respectively located above and below the upper side plate of the square adjuster. The two fastening nuts clamp and fix the upper side plate of the square adjuster.

9. A dust-free and airtight double-layer ceiling system for a clean room according to claim 8, characterized in that: A limit block is also provided at the bottom of the lower suspension rod. The limit block is located below the two fastening screws, and the limit block is welded to the lower suspension rod.

10. The dust-free and airtight double-layer ceiling system for a clean room according to claim 1, characterized in that: The upper end of the upper suspension rod is connected to the top floor slab via expansion screws.

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