CN221277605U - Protective airtight door - Google Patents

Abstract

The utility model discloses a high-resistance protective airtight door, which relates to the technical field of protective airtight doors and comprises a first airtight door and a second airtight door, wherein limit grooves are formed in the tops of the first airtight door and the second airtight door, sealing strips are movably arranged in the limit grooves, first through holes are formed in the bottoms of the limit grooves, mounting bins are formed in the first airtight door and the second airtight door, the first through holes are communicated with the mounting bins, and the protective airtight door can play a protective effect on the sealing strips through the arrangement of the limit grooves, so that the exposure of the sealing strips can be reduced when the protective airtight door is not used, the oxidation time of the sealing strips can be prolonged, and meanwhile, the sealing strips can be jacked and attached on a wall surface through a driving gear matched with a first toothed plate when the protective airtight door is used, so that the sealing effect is enhanced, and the use effect of the protective airtight door is greatly improved.

Description

Protective airtight door

Technical Field

The utility model relates to the technical field of protective airtight doors, in particular to a protective airtight door.

Background

The civil air defense door is a door at the entrance and the exit of civil protection engineering, has more vivid classification, and comprises various civil air defense devices such as common single-leaf and double-leaf protection airtight doors, movable threshold single-leaf and double-leaf protection airtight doors and the like. The common single-fan and double-fan protective airtight structure is simple, reliable in operation and convenient in maintenance.

Through retrieving, chinese patent grant number CN 212774053U's patent discloses a protective airtight door, the door leaf comprises reinforced concrete layer, honeycomb's puigging, the rubber layer, the protective skin that has the strengthening rib, reinforced concrete layer, honeycomb's puigging increases the impact resistance of door leaf, the sound that the impact produced is absorbed to the puigging, be equipped with the rubber layer between protective skin and the puigging, provide the buffering to protective skin and puigging, reduce the door leaf and receive the damage that the impact caused reinforced concrete layer, be equipped with the card pole on the steel frame that the door leaf frame cup jointed, door frame inner wall installs the sealing strip, the sealing strip can provide the buffering to the door leaf, card pole and sealing strip contact can make the door leaf sealed inseparabler simultaneously.

The protection airtight door in above-mentioned patent lacks the protection to the sealing strip in the in-process of using, and long-term striking and exposure make the sealing strip impaired easily, seriously influence later stage's use, make the airtight door of protection have certain potential safety hazard like this.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides the protective airtight door, which solves the problems that the existing protective airtight door lacks protection to the sealing strip in the use process, the sealing strip is easy to damage due to long-term impact and exposure, and the later use is seriously influenced, so that the protective airtight door has certain potential safety hazard.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a protection airtight door, includes first airtight door and second airtight door, the spacing groove has all been seted up at first airtight door and second airtight door top, the equal movable mounting in spacing inslot has the sealing strip, first through-hole has all been seted up to spacing inslot portion, the installation storehouse has all been seted up to first airtight door and second airtight door inside, first through-hole and installation storehouse intercommunication.

Preferably, the first toothed plate is movably mounted in the first through hole, the top of the first toothed plate is mounted at the bottom of the sealing strip, the second through hole is formed in one side of the first airtight door, the second through hole is communicated with the mounting bin, and the second toothed plate is movably mounted in the second through hole.

Preferably, the rotary table is movably arranged on one side of the first airtight door and one side of the second airtight door, the rotary table is arranged on one side of the rotary table, and one end of the rotary table penetrates through the first airtight door or the second airtight door and extends to the inside of the installation bin.

Preferably, the drive gear is installed to the bull stick outer wall, first pinion rack is connected in the drive gear meshing, installation storehouse inside movable mounting has driven gear, driven gear meshing connection drive gear, driven gear meshing connection second pinion rack, fixture block is installed to second pinion rack one end.

Preferably, a limiting hole is formed in one side of the first airtight door, a clamping groove is formed in one side of the first airtight door, which is provided with the limiting hole, and a rubber strip is arranged on one side of the second airtight door.

Preferably, observation windows are formed in one sides of the first airtight door and the second airtight door, hinge opening mechanisms are symmetrically arranged on the outer walls of the first airtight door and the second airtight door, and handles are arranged on the outer walls of the first airtight door.

The utility model provides a protective airtight door. The beneficial effects are as follows:

This protection airtight door can play the effect of a protection to the sealing strip through the setting of spacing groove, can reduce the exposure of sealing strip when not using, the oxidation time of extension sealing strip can be through the first pinion rack of driving gear cooperation jack-up laminating on the wall simultaneously, strengthens sealed effect, very big promotion airtight protection door's result of use.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of a second airtight door according to the present utility model;

Fig. 3 is a schematic view of the internal structure of the first airtight door of the present utility model.

In the figure, 1, a first airtight door; 2. a second airtight door; 3. a sealing strip; 4. a turntable; 5. an observation window; 6. a handle; 7. opening a hinge; 8. a clamping groove; 9. a limiting hole; 10. a limit groove; 11. a rubber strip; 12. a clamping block; 13. a mounting bin; 14. a first through hole; 15. a second through hole; 16. a drive gear; 17. a rotating rod; 18. a driven gear; 19. a first toothed plate; 20. and a second toothed plate.

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.

Referring to fig. 1-3, the embodiment of the utility model provides a technical scheme: the utility model provides a protection airtight door, includes first airtight door 1 and second airtight door 2, spacing groove 10 has all been seted up at first airtight door 1 and second airtight door 2 tops, the equal movable mounting of spacing groove 10 is inside has sealing strip 3, first through-hole 14 has all been seted up to spacing groove 10 bottom, mounting bin 13 has all been seted up to first airtight door 1 and second airtight door 2 inside, first through-hole 14 and mounting bin 13 intercommunication, the setting of spacing groove 10 has made things convenient for accomodating sealing strip 3, can reduce the area that the sealing strip exposes like this, further ageing of delaying the sealing strip.

The inside movable mounting of first through-hole 14 has first pinion rack 19, the bottom at sealing strip 3 is installed at the top of first pinion rack 19, second through-hole 15 has been seted up to first airtight door 1 one side, second through-hole 15 and installation storehouse 13 intercommunication, second through-hole 15 inside movable mounting has second pinion rack 20, and the setting of first through-hole 14 has made things convenient for the installation and the removal of first pinion rack 19, can also play a lift's effect to sealing strip 3 simultaneously, and the setting of second through-hole 15 has made things convenient for the installation and the removal of second pinion rack 20.

The first airtight door 1 and the equal movable mounting of second airtight door 2 one side have carousel 4, carousel 4 one side all is equipped with bull stick 17, bull stick 17 one end runs through first airtight door 1 or second airtight door 2 and extends to the installation storehouse 13 inside, and carousel 4's setting has made things convenient for the rotation to bull stick 17.

The drive gear 16 is installed to bull stick 17 outer wall, first pinion rack 19 is connected in the meshing of drive gear 16, the inside movable mounting of installation storehouse 13 has driven gear 18, driven gear 18 meshing is connected drive gear 16, driven gear 18 meshing is connected second pinion rack 20, fixture block 12 is installed to second pinion rack 20 one end, and the setting of bull stick 17 has made things convenient for rotating drive gear 16, and the meshing of drive gear 16 and first pinion rack 19 is made things convenient for in the intercommunication of first through-hole 14 and installation storehouse 13 simultaneously, and the intercommunication of second through-hole 15 and installation storehouse 13 has made things convenient for the meshing of driven gear 18 and second pinion rack 20 simultaneously, and the setting of second pinion rack 20 can promote fixture block 12 to remove, and the lift mode of sealing strip 3 of installation on first airtight door 1 and the airtight door 2 is the same.

Limiting holes 9 are formed in one side of the first airtight door 1, clamping grooves 8 are formed in one side, provided with the limiting holes 9, of the first airtight door 1, rubber strips 11 are mounted on one side of the second airtight door 2, clamping grooves 8 are arranged to facilitate clamping of the rubber strips 11, and the arrangement of the rubber strips 11 can achieve a buffering effect on impact between the two airtight doors.

The observation window 5 has all been seted up to first airtight door 1 and second airtight door 2 one side, the equal symmetry of first airtight door 1 and second airtight door 2 outer wall is installed and is opened hinge 7, first airtight door 1 outer wall is equipped with handle 6, and observation window 5's setting has made things convenient for the observation behind the door, and the setting of opening hinge 7 has made things convenient for first airtight door 1 and second airtight door 2 to be connected with the wall simultaneously.

Working principle: when the sealing is required to be enhanced during use, the rotary table 4 can be rotated, the rotary rod 17 installed on one side is driven by the rotation of the rotary table 4 to rotate, the driving gear 16 installed on the outer wall is driven by the rotation of the rotary rod 17 to rotate, the first toothed plate 19 and the driven gear 18 connected in a meshed mode are driven by the rotation of the driving gear 16 to rotate, the sealing strip 3 installed on the top is driven to lift by lifting of the first toothed plate 19, the sealing strip 3 is attached to a wall surface, meanwhile, the second toothed plate 20 is driven by the driven gear 18 to move, and the clamping block 12 is driven by the movement of the second toothed plate 20, so that the clamping block 12 is clamped inside the limiting hole 9 to finish sealing.

The utility model relates to a first airtight door, which comprises a door body and a door body; 2. a second airtight door; 3. a sealing strip; 4. a turntable; 5. an observation window; 6. a handle; 7. opening a hinge; 8. a clamping groove; 9. a limiting hole; 10. a limit groove; 11. a rubber strip; 12. a clamping block; 13. a mounting bin; 14. a first through hole; 15. a second through hole; 16. a drive gear; 17. a rotating rod; 18. a driven gear; 19. a first toothed plate; 20. the second toothed plate, the components are all universal standard components or components known to the person skilled in the art, and the structure and principle of the second toothed plate are all known to the person skilled in the art through technical manuals or through routine experimental methods.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (5)

1. The utility model provides a protection airtight door, includes first airtight door (1) and second airtight door (2), its characterized in that: the top of the first airtight door (1) and the top of the second airtight door (2) are respectively provided with a limit groove (10), sealing strips (3) are movably arranged in the limit grooves (10), first through holes (14) are respectively formed in the bottoms of the limit grooves (10), mounting bins (13) are respectively formed in the first airtight door (1) and the second airtight door (2), and the first through holes (14) are communicated with the mounting bins (13); the novel sealing device is characterized in that a first toothed plate (19) is movably mounted in the first through hole (14), the top of the first toothed plate (19) is mounted at the bottom of the sealing strip (3), a second through hole (15) is formed in one side of the first sealing door (1), the second through hole (15) is communicated with the mounting bin (13), and a second toothed plate (20) is movably mounted in the second through hole (15).

2. A protective enclosure door according to claim 1, wherein: the rotary table (4) is movably mounted on one side of the first airtight door (1) and one side of the second airtight door (2), a rotary rod (17) is arranged on one side of the rotary table (4), and one end of the rotary rod (17) penetrates through the first airtight door (1) or the second airtight door (2) and extends to the inside of the installation bin (13).

3. A protective enclosure door according to claim 2, wherein: the driving gear (16) is installed on the outer wall of the rotating rod (17), the driving gear (16) is connected with the first toothed plate (19) in a meshing mode, the driven gear (18) is movably installed inside the installation bin (13), the driven gear (18) is connected with the driving gear (16) in a meshing mode, the driven gear (18) is connected with the second toothed plate (20) in a meshing mode, and a clamping block (12) is installed at one end of the second toothed plate (20).

4. A protective enclosure door according to claim 3, wherein: limiting holes (9) are formed in one side of the first airtight door (1), clamping grooves (8) are formed in one side, provided with the limiting holes (9), of the first airtight door (1), and rubber strips (11) are arranged on one side of the second airtight door (2).

5. A protective enclosure door according to claim 1, wherein: the novel door is characterized in that observation windows (5) are formed in one sides of the first airtight door (1) and the second airtight door (2), hinges (7) are symmetrically arranged on the outer walls of the first airtight door (1) and the second airtight door (2), and handles (6) are arranged on the outer walls of the first airtight door (1).