CN220955338U - Clean room fireproof door with good sealing effect - Google Patents
Clean room fireproof door with good sealing effect Download PDFInfo
- Publication number
- CN220955338U CN220955338U CN202322451334.8U CN202322451334U CN220955338U CN 220955338 U CN220955338 U CN 220955338U CN 202322451334 U CN202322451334 U CN 202322451334U CN 220955338 U CN220955338 U CN 220955338U
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- side wall
- door frame
- shaped sealing
- clean room
- fireproof door
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- 238000007789 sealing Methods 0.000 title claims abstract description 66
- 230000000694 effects Effects 0.000 title claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000001360 synchronised effect Effects 0.000 claims abstract description 5
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000006872 improvement Effects 0.000 description 5
- 238000009413 insulation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Special Wing (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The utility model discloses a clean room fireproof door with a good sealing effect, and relates to the technical field of fireproof doors; the U-shaped sealing element is movably arranged in a mounting groove formed in the door frame, two side edges of the U-shaped sealing element movably penetrate through the inner side wall of the door frame, and the inner side wall of the U-shaped sealing element is in abutting arrangement with the outer side wall of the fireproof door body; the eccentric wheels are fixedly sleeved on the rotating shafts respectively, and the side walls of the eccentric wheels are movably abutted against the side walls of the U-shaped sealing piece; two adjacent rotating shafts are in transmission connection through a synchronous belt transmission assembly; the number of the tension springs is several, and the tension springs are fixedly arranged on the side wall of the U-shaped sealing element at equal intervals; the limiting mechanism is arranged on the front side wall of the door frame and is connected with the side wall of the rotating disc; the gap between the fireproof door and the door frame is further sealed, so that the sealing effect of the fireproof door is improved, the adjusting mode is simple, the linkage is strong, and the use is convenient.
Description
Technical Field
The utility model relates to the technical field of fireproof doors, in particular to a clean room fireproof door with a good sealing effect.
Background
The fireproof door is a door which can meet the requirements of fire resistance stability and heat insulation in a certain time, the fireproof core plate of the common fireproof door on the market can generally meet the requirements of fire resistance and heat insulation through the arrangement of the fireproof core plate in the fireproof door, but the clean room requires higher air tightness, so that the fireproof door for the clean room not only requires enough fire resistance stability and heat insulation performance, but also maintains good air tightness in a normal closing state, the conventional fireproof door cannot be directly used in the clean room, and therefore, the clean room fireproof door with good sealing effect is needed.
Disclosure of utility model
The utility model aims to overcome the defects and shortcomings of the prior art, and provides a clean room fireproof door with reasonable design and good sealing effect, which can solve the technical problems in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the novel fireproof door comprises a door frame and a fireproof door body, wherein the fireproof door body is arranged in the door frame through hinge rotation, a step groove is formed in the inner side wall of the door frame, and the side edge of the fireproof door body is embedded in the step groove;
It also comprises:
The U-shaped sealing piece is movably arranged in a mounting groove formed in the door frame, two side edges of the U-shaped sealing piece are movably arranged on the inner side wall of the door frame in a penetrating mode, and the inner side wall of the U-shaped sealing piece is in abutting arrangement with the outer side wall of the fireproof door body;
The rotating shafts are arranged on the inner side walls of the mounting grooves in a rotating mode through bearings, and the front end of the rotating shaft positioned in the middle part is fixedly connected with a rotating disc after penetrating through the front side walls of the door frame in a rotating mode through bearings;
the eccentric wheels are fixedly sleeved on the rotating shafts respectively, and the side walls of the eccentric wheels are movably abutted against the side walls of the U-shaped sealing piece; two adjacent rotating shafts are in transmission connection through a synchronous belt transmission assembly;
The plurality of tension springs are arranged at equal intervals and fixedly arranged on the side wall of the U-shaped sealing piece, and the other end of each tension spring is fixedly arranged on the inner side wall of the mounting groove;
and the limiting mechanism is arranged on the front side wall of the door frame and is connected with the side wall of the rotating disc.
As a further improvement of the utility model, the inner side wall of the U-shaped sealing element is fixedly provided with a sealing gasket, and the inner side wall of the sealing gasket is in contact with the outer side wall of the fireproof door body; the arrangement of the sealing gasket increases the tightness between the U-shaped sealing piece and the outer side wall of the fireproof door body.
As a further improvement of the utility model, the end part of the eccentric wheel is rotatably provided with a roller through a wheel shaft, and the outer side wall of the roller is arranged on the outer side wall of the U-shaped sealing element in a rolling way; the smoothness of the eccentric wheel when the U-shaped sealing element is adjusted is improved through the arrangement of the rollers.
As a further improvement of the present utility model, the limiting mechanism includes:
The toothed ring is fixedly arranged on the peripheral annular wall of the rotating disc;
The latch block is movably meshed with the lower side of the toothed ring, and a guide rod is vertically and fixedly arranged on the bottom surface of the latch block;
The fixed plate is fixedly arranged on the front side wall of the door frame, and the lower end of the guide rod is movably arranged in the middle of the fixed plate in a penetrating manner;
the handheld block is fixedly arranged at the lower end of the guide rod and is in limit arrangement with the fixed plate;
The compression spring is sleeved on the guide rod, and the upper end and the lower end of the compression spring are respectively fixedly connected with the bottom surface of the latch block and the top surface of the fixing plate.
Through above-mentioned technical scheme design, accomplish the back to the eccentric wheel through the rolling disc adjusting, loosen handheld piece, under compression spring's reverse compression force effect for latch piece and ring gear meshing card establish, control the angle of rolling disc, and then inject the position of eccentric wheel, guaranteed the sealed stability of "U" shape sealing member.
As a further improvement of the utility model, the rotating disc and the movable cover at the outer side of the limiting mechanism are provided with a protective cover, and the side wall of the protective cover is rotatably arranged on the front side wall of the door frame through a hinge; the setting through the protection casing is convenient protects stop gear and rolling disc, prevents the ash that falls.
Compared with the prior art, the utility model has the beneficial effects that: the clean room fireproof door with good sealing effect has the advantages that the sealing effect of the fireproof door is improved by further sealing the gap between the fireproof door and the door frame, meanwhile, the adjusting mode is simple, the linkage is strong, the use is convenient, the setting is reasonable, the manufacturing cost is low, and the like.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is a top view of the internal structure of the present utility model.
Fig. 4 is a schematic diagram of the connection structure of the "U" seal, the rotating shaft, the timing belt drive assembly and the eccentric of the present utility model.
Fig. 5 is an enlarged view of fig. 4.
Reference numerals illustrate:
Door frame 1, fire door body 2, "U" shape sealing member 3, mounting groove 4, axis of rotation 5, rolling disc 6, eccentric wheel 7, hold-in range transmission subassembly 8, extension spring 9, sealing gasket 10, gyro wheel 11, stop gear 12, ring gear 12-1, latch piece 12-2, guide bar 12-3, fixed plate 12-4, handheld piece 12-5, compression spring 12-6, protection casing 13.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1:
Referring to fig. 1-5, the embodiment comprises a door frame 1 and a fireproof door body 2, wherein the fireproof door body 2 is rotatably arranged in the door frame 1 through a hinge, a step groove is formed in the inner side wall of the door frame 1, and the side edge of the fireproof door body 2 is embedded in the step groove;
It also comprises:
The U-shaped sealing piece 3 is movably arranged in the mounting groove 4 formed in the door frame 1, two side edges of the U-shaped sealing piece 3 movably penetrate through the inner side wall of the door frame 1, and the inner side wall of the U-shaped sealing piece 3 is in abutting arrangement with the outer side wall of the fireproof door body 2; the inner side wall of the U-shaped sealing element 3 is fixedly provided with a sealing gasket 10 by gluing, and the inner side wall of the sealing gasket 10 is in contact with the outer side wall of the fireproof door body 2; the sealing property between the U-shaped sealing piece 3 and the outer side wall of the fireproof door body 2 is improved through the arrangement of the sealing gasket 10;
the rotating shafts 5 are arranged on the inner side walls of the mounting grooves 4 in a rotating mode through bearings, and the rotating discs 6 are fixedly connected through bolts after the front ends of the rotating shafts 5 positioned in the middle pass through the front side walls of the door frame 1 in a rotating mode through bearings;
The eccentric wheels 7 are arranged in a plurality of ways, and are fixedly sleeved on the rotating shafts 5 through bolts respectively, and the side walls of the eccentric wheels 7 are movably abutted against the side walls of the U-shaped sealing piece 3; the two adjacent rotating shafts 5 are in transmission connection through a synchronous belt transmission assembly 8, the end part of the eccentric wheel 7 is rotatably provided with a roller 11 through a wheel shaft, and the outer side wall of the roller 11 is arranged on the outer side wall of the U-shaped sealing element 3 in a rolling way; the smoothness of the eccentric wheel 7 in adjusting the U-shaped sealing element 3 is improved by the arrangement of the roller 11;
The plurality of tension springs 9 are arranged, the tension springs 9 are fixed on the side wall of the U-shaped sealing element 3 at equal intervals through bolts, and the other ends of the tension springs 9 are fixed on the inner side wall of the mounting groove 4 through bolts;
And the limiting mechanism 12 is arranged on the front side wall of the door frame 1 and is connected with the side wall of the rotating disc 6.
Example 2:
Referring to fig. 1 to 5, on the basis of embodiment 1, the limiting mechanism 12 includes:
The gear ring 12-1, wherein the gear ring 12-1 is fixedly arranged on the peripheral annular wall of the rotating disc 6 through bolts;
The tooth block 12-2, the tooth block 12-2 is movably meshed with the lower side of the tooth ring 12-1, and a guide rod 12-3 is vertically and fixedly arranged on the bottom surface of the tooth block 12-2 through a bolt;
The fixed plate 12-4, the fixed plate 12-4 is fixedly arranged on the front side wall of the door frame 1 through bolts, and the lower end of the guide rod 12-3 is movably arranged in the middle of the fixed plate 12-4 in a penetrating way;
the handheld block 12-5, the handheld block 12-5 is fixedly arranged at the lower end of the guide rod 12-3 through a bolt, and the handheld block 12-5 and the fixed plate 12-4 are in limit arrangement;
the compression spring 12-6 is sleeved on the guide rod 12-3, and the upper end and the lower end of the compression spring 12-6 are fixedly connected with the bottom surface of the latch block 12-2 and the top surface of the fixing plate 12-4 through bolts respectively;
The rotating disc 6 and the movable cover at the outer side of the limiting mechanism 12 are provided with a protective cover 13, and the side wall of the protective cover 13 is rotatably arranged on the front side wall of the door frame 1 through a hinge; the limiting mechanism 12 and the rotating disc 6 are conveniently protected through the arrangement of the protective cover 13, and ash falling is prevented.
When the fireproof door body 2 is used, the fireproof door body 2 is closed, then the rotating disc 6 drives the rotating shaft 5 in the middle to rotate, the rotating shafts 5 synchronously rotate due to the transmission function of the synchronous wheel transmission assembly, the eccentric wheels 7 are driven to synchronously rotate, the eccentric wheels 7 drive the U-shaped sealing piece 3 to penetrate out of the mounting groove 4, so that the sealing gasket is abutted against the outer side wall of the fireproof door body 2, and a gap between the fireproof door body 2 and the door frame 1 is sealed.
After the U-shaped sealing element 3 is adjusted, the hand-held block 12-5 is loosened, and under the action of the reverse compression force of the compression spring 12-6, the latch block 12-2 is meshed and clamped with the toothed ring 12-1 to control the angle of the rotating disc 6, so that the position of the eccentric wheel 7 is limited, and the sealing stability of the U-shaped sealing element 3 is ensured.
After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:
1. The gap between the fireproof door body 2 and the door frame 1 is further sealed through the U-shaped sealing piece 3, so that the sealing effect of the fireproof door is improved, meanwhile, the adjusting mode is simpler, the linkage is strong, and the use is convenient;
2. the latch block 12-2 is engaged and clamped with the toothed ring 12-1 to control the angle of the rotating disc 6, so that the position of the eccentric wheel 7 is limited, and the sealing stability of the U-shaped sealing element 3 is ensured.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (5)
1. The utility model provides a clean room fireproof door that sealed effectual, it contains door frame (1) and prevents fire door body (2), and the inside of door frame (1) is provided with prevents fire door body (2) through the hinge rotation, has seted up the step groove on the inside wall of door frame (1), prevents that the side of fire door body (2) inlays and establishes in this step inslot;
characterized in that it further comprises:
The U-shaped sealing piece (3), the U-shaped sealing piece (3) is movably arranged in a mounting groove (4) formed in the door frame (1), two side edges of the U-shaped sealing piece (3) are movably arranged on the inner side wall of the door frame (1) in a penetrating way, and the inner side wall of the U-shaped sealing piece (3) is in abutting arrangement with the outer side wall of the fireproof door body (2);
The rotating shafts (5) are arranged on the inner side walls of the mounting grooves (4) in a rotating mode through bearings, and the front end of the rotating shaft (5) positioned in the middle part is fixedly connected with a rotating disc (6) after penetrating through the front side wall of the door frame (1) in a rotating mode through bearings;
The eccentric wheels (7) are respectively and fixedly sleeved on the rotating shafts (5), and the side walls of the eccentric wheels (7) are movably abutted against the side walls of the U-shaped sealing pieces (3); two adjacent rotating shafts (5) are in transmission connection through a synchronous belt transmission assembly (8);
The plurality of tension springs (9) are fixedly arranged on the side wall of the U-shaped sealing element (3) at equal intervals, and the other end of the tension spring (9) is fixedly arranged on the inner side wall of the mounting groove (4);
the limiting mechanism (12) is arranged on the front side wall of the door frame (1) and is connected with the side wall of the rotating disc (6).
2. The clean room fire door with good sealing effect according to claim 1, wherein: the sealing gasket (10) is fixedly arranged on the inner side wall of the U-shaped sealing piece (3), and the inner side wall of the sealing gasket (10) is in abutting arrangement with the outer side wall of the fireproof door body (2).
3. The clean room fire door with good sealing effect according to claim 1, wherein: the end part of the eccentric wheel (7) is rotatably provided with a roller (11) through a wheel shaft, and the outer side wall of the roller (11) is arranged on the outer side wall of the U-shaped sealing element (3) in a rolling way.
4. The clean room fire door with good sealing effect according to claim 1, wherein: the limiting mechanism (12) comprises:
the gear ring (12-1), the said gear ring (12-1) is fixed to the peripheral annular wall of the rotary disk (6);
The latch block (12-2) is movably meshed with the lower side of the toothed ring (12-1), and a guide rod (12-3) is vertically and fixedly arranged on the bottom surface of the latch block (12-2);
The fixed plate (12-4), the fixed plate (12-4) is fixedly arranged on the front side wall of the door frame (1), and the lower end of the guide rod (12-3) is movably arranged in the middle of the fixed plate (12-4) in a penetrating way;
The handheld block (12-5) is fixedly arranged at the lower end of the guide rod (12-3), and the handheld block (12-5) and the fixed plate (12-4) are in limit arrangement;
The compression spring (12-6), compression spring (12-6) cover is established on guide bar (12-3), and the upper and lower both ends of compression spring (12-6) are fixed connection on the bottom surface of latch piece (12-2) and the top surface of fixed plate (12-4) respectively.
5. The clean room fire door with good sealing effect according to claim 1, wherein: the outer movable cover of the rotating disc (6) and the limiting mechanism (12) is provided with a protective cover (13), and the side wall of the protective cover (13) is rotatably arranged on the front side wall of the door frame (1) through a hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322451334.8U CN220955338U (en) | 2023-09-11 | 2023-09-11 | Clean room fireproof door with good sealing effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322451334.8U CN220955338U (en) | 2023-09-11 | 2023-09-11 | Clean room fireproof door with good sealing effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220955338U true CN220955338U (en) | 2024-05-14 |
Family
ID=91019686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322451334.8U Active CN220955338U (en) | 2023-09-11 | 2023-09-11 | Clean room fireproof door with good sealing effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220955338U (en) |
-
2023
- 2023-09-11 CN CN202322451334.8U patent/CN220955338U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |