CN217681137U - Single-leaf sealed door with movable door threshold - Google Patents
Single-leaf sealed door with movable door threshold Download PDFInfo
- Publication number
- CN217681137U CN217681137U CN202220422210.XU CN202220422210U CN217681137U CN 217681137 U CN217681137 U CN 217681137U CN 202220422210 U CN202220422210 U CN 202220422210U CN 217681137 U CN217681137 U CN 217681137U
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- door
- leaf
- door leaf
- positioning pin
- gear
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Abstract
The utility model relates to the technical field of airtight doors, and discloses a single-leaf airtight door with a movable door sill, which comprises a door frame, a door leaf, a door handle, a positioning pin, a connecting rod, a rack and a gear; the door leaf is hinged to the door frame through a hinge, a sealing rubber pad is arranged on the inner side of the door leaf, two gears are arranged inside the door leaf through connecting shafts, two door handles are arranged on the outer side face of the door leaf, and the door handles are connected with the connecting shafts on the gears. This threshold single leaf sealing door that lives, it is rotatory that the passing-through door handle drives the gear, under the meshing of gear for two upper and lower racks remove on the gear, and drive the locating pin and remove, make the locating pin stretch out, and in inserting the door frame, so accomplish sealing of sealing door, improve the fastness between door frame and the door leaf.
Description
Technical Field
The utility model relates to a sealed door technical field specifically is a threshold single leaf sealed door moves about.
Background
The airtight door is arranged in the protective airtight door, and the door is not arranged, and only needs to be selected according to the size of the opening. The reinforced concrete door has the advantages of low price, good early nuclear radiation resistance and the like. However, the self-weight of the door is larger, so the door is generally used for people with smaller size to enter and exit, and the movable threshold sealed door has no threshold at the door opening at ordinary times, is convenient for people and vehicles to pass through, also meets the requirement of fire-fighting evacuation, and is suitable for people and vehicles to enter and exit more door openings at ordinary times.
At present, when a door frame and a door leaf of a sealed door are sealed, the firmness of the sealed door is poor, the sealed door is easy to open, and in order to improve the safety performance, a movable door threshold single-leaf sealed door is provided.
SUMMERY OF THE UTILITY MODEL
The aforesaid to prior art exists not enoughly, the utility model provides a threshold single leaf airtight door moves about.
The utility model provides a following technical scheme: a single-leaf airtight door with a movable threshold comprises a door frame, a door leaf, a door handle, a positioning pin, a connecting rod, a rack and a gear;
the door leaf is hinged to the door frame through a hinge, a sealing rubber pad is arranged on the inner side of the door leaf, two gears are arranged and are installed inside the door leaf through connecting shafts, two door handles are arranged on the outer side face of the door leaf and are connected with the connecting shafts on the gears, racks are meshed with the upper end and the lower end of each gear respectively, two ends of each rack are connected with a positioning pin and a connecting rod respectively, shaft sleeves are connected to the positioning pins and the connecting rods in a sliding mode and are connected with the inner walls of the door leaf through bolts, the positioning pins extend out of holes in the side faces of the door leaf, and slotted holes corresponding to the positioning pins are formed in the inner side of the door frame.
Preferably, both ends of the door leaf are provided with two holes for guiding out the positioning pins.
Preferably, a handle is arranged on the outer side face of the door leaf.
Preferably, the diameter of the positioning pin is the same as that of the connecting rod, and the width and the height of the rack are both lower than the diameter of the positioning pin and that of the connecting rod.
Preferably, a reinforcing rib is arranged inside the door leaf.
Compared with the prior art, the utility model discloses possess following beneficial effect:
this threshold single leaf sealing door that lives, it is rotatory that the passing-through door handle drives the gear, under the meshing of gear for two upper and lower racks remove on the gear, and drive the locating pin and remove, make the locating pin stretch out, and in inserting the door frame, so accomplish sealing of sealing door, improve the fastness between door frame and the door leaf.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the door leaf of the present invention;
fig. 3 is a schematic view of the internal structure of the door leaf of the present invention.
In the figure: 1. a door frame; 2. a door leaf; 3. a door handle; 4. positioning pins; 5. a connecting rod; 6. a rack; 7. a gear; 8. sealing the rubber pad; 9. a shaft sleeve; 10. a handle; 11. and (5) reinforcing ribs.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present disclosure clearer, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings of the embodiments of the present disclosure, and in order to keep the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known parts of the disclosure is omitted to avoid unnecessarily obscuring the concepts of the present disclosure.
Referring to fig. 1-3, a single-leaf airtight door with a movable threshold comprises a door frame 1, a door leaf 2, a door handle 3, a positioning pin 4, a connecting rod 5, a rack 6 and a gear 7;
the door leaf 2 is hinged to the door frame 1 through a hinge, a sealing rubber pad 8 is arranged on the inner side of the door leaf 2, two gears 7 are arranged and are installed inside the door leaf 2 through connecting shafts, two door handles 3 are arranged on the outer side face of the door leaf 2, the door handles 3 are connected with the connecting shafts on the gears 7, racks 6 are meshed with the upper end and the lower end of each gear 7 respectively, two ends of each rack 6 are connected with a positioning pin 4 and a connecting rod 5 respectively, shaft sleeves 9 are connected to the positioning pins 4 and the connecting rods 5 in a sliding mode, the shaft sleeves 9 are connected with the inner wall of the door leaf 2 through bolts, the positioning pins 4 extend out of holes in the side face of the door leaf 2, slotted holes corresponding to the positioning pins 4 are formed in the inner side of the door frame 1, the gears 7 are driven to rotate through the door handles 3, the upper racks 7 and the lower racks 7 move on the gears 7 under the meshing of the gears 7 and drive the positioning pins 4 to move, the positioning pins 4 extend out and are inserted into the door frame 1, and therefore the sealing of the airtight door is completed, and firmness between the door frame 1 and the door leaf 2 is improved.
Both ends of the door leaf 2 are provided with two holes for guiding out the positioning pins 4, so that the positioning pins 4 can be conveniently guided out.
The outer side surface of the door leaf 2 is provided with a handle 10, so that the door leaf 2 can be opened conveniently.
The diameters of the positioning pin 4 and the connecting rod 5 are the same, and the width and the height of the rack 6 are lower than the diameters of the positioning pin 4 and the connecting rod 5, so that when the gear 7 moves to a node of the positioning pin 4, the connecting rod 5 and the rack 6, the gear 7 is difficult to rotate due to the problem of size, and the gear 7 is prevented from being separated from the rack 6.
The inside of door leaf 2 is equipped with strengthening rib 11, further strengthens the sturdiness of door leaf 2.
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention which may occur to those skilled in the art and which fall within the spirit and scope of the invention should be considered as falling within the scope of the invention.
Claims (5)
1. The utility model provides a threshold list fan airtight door that lives which characterized in that: comprises a door frame (1), a door leaf (2), a door handle (3), a positioning pin (4), a connecting rod (5), a rack (6) and a gear (7);
the door leaf (2) is hinged to the door frame (1) through a hinge, a sealing rubber pad (8) is arranged on the inner side of the door leaf (2), two gears (7) are arranged and are installed inside the door leaf (2) through connecting shafts, two door handles (3) are arranged on the outer side face of the door leaf (2), the door handles (3) are connected with the connecting shafts on the gears (7), racks (6) are meshed with the upper end and the lower end of each gear (7) respectively, two ends of each rack (6) are connected with the positioning pin (4) and the connecting rod (5) respectively, shaft sleeves (9) are connected to the positioning pin (4) and the connecting rod (5) in a sliding mode, the shaft sleeves (9) are connected with the inner wall of the door leaf (2) through bolts, the positioning pin (4) extends out of a hole in the side face of the door leaf (2), and a groove hole corresponding to the positioning pin (4) is formed in the inner side face of the door frame (1).
2. The single-leaf airtight door with movable door sill according to claim 1, characterized in that: two holes for guiding out the positioning pins (4) are formed in the two ends of the door leaf (2).
3. The single-leaf airtight door with movable door sill according to claim 1, characterized in that: and a handle (10) is arranged on the outer side surface of the door leaf (2).
4. The single-leaf airtight door with movable door sill according to claim 1, characterized in that: the diameters of the positioning pin (4) and the connecting rod (5) are the same, and the width and the height of the rack (6) are lower than the diameters of the positioning pin (4) and the connecting rod (5).
5. The single-leaf airtight door with movable door sill as claimed in claim 1, characterized in that: and reinforcing ribs (11) are arranged in the door leaf (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220422210.XU CN217681137U (en) | 2022-02-25 | 2022-02-25 | Single-leaf sealed door with movable door threshold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220422210.XU CN217681137U (en) | 2022-02-25 | 2022-02-25 | Single-leaf sealed door with movable door threshold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217681137U true CN217681137U (en) | 2022-10-28 |
Family
ID=83730458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220422210.XU Active CN217681137U (en) | 2022-02-25 | 2022-02-25 | Single-leaf sealed door with movable door threshold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217681137U (en) |
-
2022
- 2022-02-25 CN CN202220422210.XU patent/CN217681137U/en active Active
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