CN110242177A - A kind of airtight blast door with double buffering device - Google Patents
A kind of airtight blast door with double buffering device Download PDFInfo
- Publication number
- CN110242177A CN110242177A CN201910668311.8A CN201910668311A CN110242177A CN 110242177 A CN110242177 A CN 110242177A CN 201910668311 A CN201910668311 A CN 201910668311A CN 110242177 A CN110242177 A CN 110242177A
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- door panel
- external door
- vertical beam
- internal hilar
- lower frame
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- 230000003139 buffering effect Effects 0.000 title claims abstract description 62
- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 238000009434 installation Methods 0.000 claims abstract description 29
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 abstract description 10
- 238000002955 isolation Methods 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 description 22
- 238000000429 assembly Methods 0.000 description 22
- 230000035939 shock Effects 0.000 description 21
- 230000000694 effects Effects 0.000 description 5
- 230000032258 transport Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000007123 defense Effects 0.000 description 4
- 239000011150 reinforced concrete Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B3/72—Door leaves consisting of frame and panels, e.g. of raised panel type
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/12—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes against air pressure, explosion, or gas
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
- Wing Frames And Configurations (AREA)
Abstract
The invention discloses a kind of airtight blast doors with double buffering device, belong to engineering explosion-proof impact technical field of isolation.The problem of impact resistance for solving the door-plate of conventional lightweight in the prior art is limited, and when being impacted, door-plate is easily damaged, and influences service life, is difficult to meet at present to the resistance requirement of protective door.Including the U-shaped upper frame in cross section, cross section U-shaped lower frame, external door panel component, internal hilar plate component and several elastic buffering mechanisms, upper frame and lower frame are oppositely arranged to form installation sliding slot, internal hilar plate component is fixedly mounted on the side in installation sliding slot, external door panel component is movably arranged on the other side in installation sliding slot, elastic buffering mechanism is mounted between internal hilar plate component and external door panel component, and internal hilar plate component is fitted in the other side in installation sliding slot by elastic buffering mechanism.
Description
Technical field
The present invention relates to engineering explosion-proofs to impact technical field of isolation, more particularly to a kind of to have double buffering
The airtight blast door of device.
Background technique
Airtight blast door and sealed door are one of very important protective equipments at civil air defense constructions and installations entrance, are usually united
Referred to as closed guard gate.People's air defense door leaf is essentially all, due to closed guard gate's characteristic, to be caused using steel construction, reinforced concrete structure
Door leaf is more thick and heavy, and up to several tons of weight.The defect bring series serious problems of closed guard gate " thick big heavy " also highlight increasingly,
As construction and installation are very inconvenient, and deformation induced by gravity etc. easily occurs in use process, causes the switch of door inconvenient, poorly sealed,
Service life is had a greatly reduced quality or even crucial moment operation failure, leads to serious consequence；In addition very hemp also is brought to daily maintenance
It is tired, to considerably increase operation and maintenance cost.
And the impact resistance of the door-plate of conventional lightweight is limited, when being impacted, door-plate is easily damaged, and is influenced using the longevity
Life is difficult to meet at present to the resistance requirement of protective door, and therefore, development of new lightweight protective door just becomes very necessary and urgent
It cuts.
Summary of the invention
In order to which the impact resistance for solving the door-plate of conventional lightweight in the prior art is limited, when being impacted, door-plate is easy
The problem of damage, influences service life, is difficult to meet at present to the resistance requirement of protective door, the present invention provides a kind of with dual
The airtight blast door of buffer unit.
To achieve the goals above, the invention adopts the following technical scheme:
A kind of airtight blast door with double buffering device, it is U-shaped including the U-shaped upper frame in cross section, cross section
Lower frame, external door panel component, internal hilar plate component and several elastic buffering mechanisms, upper frame and lower frame are oppositely arranged to be formed
Sliding slot is installed, internal hilar plate component is fixedly mounted on the side in installation sliding slot, and external door panel component is movably arranged in installation sliding slot
The other side, elastic buffering mechanism is mounted between internal hilar plate component and external door panel component, and internal hilar plate component is slow by elasticity
Flushing device is fitted in the other side in installation sliding slot.
Airtight blast door with double buffering device of the invention is set towards the external world during installation, by external door panel component
It sets, when external door panel component is generated explosion wave by the external world, the inside door panel assemblies direction of meeting stress is mobile, because of external door panel
Component and upper frame and lower frame composition installation sliding slot side wall between be flexible connection, so after external door panel component stress
When inside door panel assemblies direction movement, the side wall that not will drive upper ledge frame and lower frame moves together, not will lead to thus
Frame and lower frame deformation；And can be squeezed after external door panel component stress when inside door panel assemblies direction is mobile internal hilar plate component and
Elastic buffering mechanism between external door panel component is deformed by multiple elastic buffering mechanisms and external door panel component self structure
Combination shock wave carries out energy-absorbing, and compared to entity reinforced concrete structure, effectively reduces self weight, transport and installation
It is convenient.The impact resistance for solving the door-plate of conventional lightweight is limited, and when being impacted, door-plate is easily damaged, and influences using the longevity
Life, the problem of being difficult to meet at present to the resistance requirement of protective door.
Further, the external door panel component includes the external door panel vertical beam and external door panel crossbeam of several vertical and horizontal alternate settings,
Wherein the side wall of the top of external door panel vertical beam and upper frame fits and is equipped with gap between the top of upper frame；External door panel is perpendicular
The bottom end of beam and the side wall of lower frame fit and are equipped with gap between the bottom of lower frame.The top of external door panel vertical beam and
The setting one in the gap between the bottom end of external door panel vertical beam and upper frame and lower frame is to ensure that when external door panel component is being rushed
When hitting the impact of wave, the top of external door panel vertical beam or external door panel crossbeam not will receive when the direction of inside door panel assemblies is mobile
The frictional force of frame and lower frame, convenient for squeezing elastic buffering mechanism energy-absorbing；Second is that preventing external door panel component by shock wave
The inside door panel assemblies of impact it is mobile when, since deformation causes between the top of external door panel vertical beam or external door panel crossbeam and upper frame
The bottom end of contact or external door panel vertical beam or external door panel crossbeam is contacted with lower frame, is hindered external door panel component and is continued to internal hilar plate group
The direction of part is mobile to squeeze elastic buffering mechanism energy-absorbing.
Further, the position and external door panel vertical beam that the top of the external door panel vertical beam and the side wall of upper frame fit
Bottom end and the position that fits of side wall of lower frame be mounted on for by the side wall on the top of external door panel vertical beam and upper frame
And the first-level buffer device that the bottom end of external door panel vertical beam and the side wall of lower frame are fixed.The setting of first-level buffer device is that this is special
Benefit has an innovative point, is provided with first-level buffer device, in this way when external door panel component is acted on by foreign impacts wave, external door
Board group part takes the lead in being contacted with shock wave, and under shock wave bumper and absorbing shock occurs first for first-level buffer device, when reaching
When to a certain degree, there is phenomenon of rupture, shock wave plays primary buffer function.External door panel component continues to inside door later
Board group part direction is mobile, at this point, elastic buffering mechanism occurs slowly to deform due to the extruding by external door panel component, absorbs outer
Impact forces on door panel assemblies, and finally realize and complete to absorb.
Further, the first-level buffer device is fastening screw.First-level buffer device is set as fastening screw, mainly
Remember the effect of a buffering, cannot be too strong by what is fixed between external door panel component and upper frame and lower frame, it prevents from working as
When external door panel component is acted on by foreign impacts wave, there is not phenomenon of rupture in first-level buffer device, leads to frame or lower frame
Frame deformation, and then cause the entirety of protective door unstable or even fail.
Further, the internal hilar plate component includes the internal hilar plate vertical beam and internal hilar plate crossbeam of several vertical and horizontal alternate settings,
Wherein the side wall of the top of internal hilar plate vertical beam and upper frame fits and is equipped with gap between the top of upper frame；Internal hilar plate is perpendicular
The bottom end of beam and the side wall of lower frame fit and are equipped with gap between the bottom of lower frame.
Further, the top of the internal hilar plate vertical beam is fixed on the side wall of frame, and the bottom end of external door panel vertical beam is solid
It is scheduled on the side wall of lower frame.
Further, the external door panel vertical beam, external door panel crossbeam, internal hilar plate vertical beam and internal hilar plate crossbeam are hollow form
Channel steel.Rigidity is strong, and framework is stablized.Meanwhile and self weight can be mitigated, it is easily installed and transports.
Further, it is equipped in the crosspoint of the external door panel vertical beam and external door panel crossbeam for fixing elastic buffering mechanism
The first groove, the crosspoint of the internal hilar plate vertical beam and internal hilar plate crossbeam be equipped with for fixing elastic buffering mechanism second
Groove, one end of elastic buffering mechanism are mounted in the first groove, and the other end of elastic buffering mechanism is mounted in the second groove.
It is easily installed, fixes and replaces.
Further, the elastically damping device is set to ring spring.The structure of ring spring is by several to inner conical surface
Outer toroid and with male cone (strobilus masculinus) interior annular cooperation, when ring spring bear axial force when, the normal force of generation
It acting on inside and outside circle loop interface, inside and outside annulus is opposite to be slided, and interior annular diameter under the influence of compressed active force reduces,
Outer toroid enlarged-diameter under the influence of receiving drawing force.Ring spring occurs to slide relatively under external force in interior outer toroid
Anamorphic effect that is dynamic and generating inside and outside annulus is that other springs are incomparable.Axial active force can be unloaded.
Therefore ring spring is installed between interior door panel assemblies and external door panel component, that is, reduces bulk, and can absorb biggish
Shock wave energy.
Further, the top outer of the upper frame is equipped with bearing plate, the bottom outside installation of the lower frame
There is lower bearing plate.Upper bearing plate and lower bearing plate are used to the airtight blast door of double buffering device of the invention being mounted on people's air defense
At engineering entrance.
Compared with the prior art, the invention has the beneficial effects that:
1, when external door panel component is generated explosion wave by the external world, the inside door panel assemblies direction of meeting stress is mobile, because
It is to be flexibly connected between external door panel component and the side wall of the installation sliding slot of upper frame and lower frame composition, so external door panel component
After stress when inside door panel assemblies direction is mobile, the side wall that not will drive upper ledge frame and lower frame moves together, thus not
It will lead to frame and lower frame deformation；And inside door can be squeezed when inside door panel assemblies direction is mobile after external door panel component stress
Elastic buffering mechanism between board group part and external door panel component is tied by multiple elastic buffering mechanisms and external door panel component itself
The combination shock wave of structure deformation carries out energy-absorbing, and compared to entity reinforced concrete structure, effectively reduces self weight, transports
And it is easy for installation.The impact resistance for solving the door-plate of conventional lightweight is limited, and when being impacted, door-plate is easily damaged, shadow
The problem of ringing service life, being difficult to meet at present to the resistance requirement of protective door.
2, between the top of external door panel vertical beam of the invention and the bottom end of external door panel vertical beam and upper frame and lower frame
The setting one in gap is to ensure that when external door panel component is in the impact by shock wave, the top of external door panel vertical beam or external door panel crossbeam
The frictional force that not will receive upper ledge frame and lower frame when the direction of inside door panel assemblies is mobile is held, convenient for squeezing elastically damping device
Set energy-absorbing；Second is that preventing external door panel component when the inside door panel assemblies of impact by shock wave move, since deformation causes outside
It is contacted between the top of door-plate vertical beam or external door panel crossbeam and upper frame or the bottom end of external door panel vertical beam or external door panel crossbeam is under
Contact therewith hinders the mobile extruding elastic buffering mechanism energy-absorbing in direction that external door panel component continues inside door panel assemblies.
3, the setting of first-level buffer device of the invention is that this patent has an innovative point, is provided with first-level buffer and fills
It sets, in this way when external door panel component is acted on by foreign impacts wave, external door panel component takes the lead in being contacted with shock wave, and level-one is slow
Under shock wave bumper and absorbing shock occurs first for flushing device, when reaching a certain level, phenomenon of rupture occurs, shock wave rises
Primary buffer function is arrived.It is mobile to continue inside door panel assemblies direction for external door panel component later, at this point, elastic buffering mechanism by
Occur slowly to deform in the extruding by external door panel component, absorbs the impact forces on external door panel component, and finally realize
It completes to absorb.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of airtight blast door with double buffering device of the invention；
Fig. 2 is C-C cross-sectional view in Fig. 1；
Fig. 3 is the partial enlargement diagram of A in Fig. 2；
Fig. 4 is the partial enlargement diagram of B in Fig. 2；
Fig. 5 is a kind of structural representation of the external door panel component of airtight blast door with double buffering device of the invention
Figure；
Fig. 6 is a kind of structural representation of the internal hilar plate component of airtight blast door with double buffering device of the invention
Figure.
Marked in the figure: frame on 1-, 2- lower frame, 3- external door panel component, 4- internal hilar plate component, 5- first-level buffer device,
The upper bearing plate of 6-, 7- elastic buffering mechanism, the first groove of 8-, bearing plate under 9-, 10- external door panel crossbeam, 11- external door panel vertical beam,
12- internal hilar plate crossbeam, 13- internal hilar plate vertical beam, the second groove of 14-.
Specific embodiment
The present invention will be further described with reference to the examples below, and described embodiment is only present invention a part
Embodiment is not whole embodiment.Based on the embodiments of the present invention, those skilled in the art are not making
Other embodiments used obtained, belong to protection scope of the present invention under the premise of creative work.
Embodiment 1:
As illustrated in fig. 1 and 2, a kind of airtight blast door with double buffering device, including the U-shaped upper frame in cross section
1, the U-shaped lower frame 2 in cross section, external door panel component 3, internal hilar plate component 4 and several elastic buffering mechanisms 7, upper 1 He of frame
Lower frame 2 is oppositely arranged to form installation sliding slot, and internal hilar plate component 4 is fixedly mounted on the side in installation sliding slot, external door panel component 3
It is movably arranged on the other side in installation sliding slot, as shown in Figures 3 and 4, upper frame 1 and lower frame 2 only encase external door panel respectively
Part at the top and bottom of component 3, internal hilar plate component 4, elastic buffering mechanism 7 are mounted on internal hilar plate component 4 and external door panel component 3
Between, and internal hilar plate component 4 is fitted in the other side in installation sliding slot by elastic buffering mechanism 7.
As shown in figure 5, in this embodiment, external door panel component 3 includes 11 He of external door panel vertical beam of several vertical and horizontal alternate settings
External door panel crossbeam 10, wherein the side wall of the top of external door panel vertical beam 11 and upper frame 1 fits and between the top of upper frame 1
Equipped with gap；Between the bottom end of external door panel vertical beam 11 and the side wall of lower frame 2 fit and are equipped between the bottom of lower frame 2
Gap.In actual use, one layer of covering can also be wrapped up outside external door panel vertical beam 11 and external door panel crossbeam 10.
As shown in fig. 6, in this embodiment, internal hilar plate component 4 includes 13 He of internal hilar plate vertical beam of several vertical and horizontal alternate settings
Internal hilar plate crossbeam 12, wherein the side wall of the top of internal hilar plate vertical beam 13 and upper frame 1 fits and between the top of upper frame 1
Equipped with gap；Between the bottom end of internal hilar plate vertical beam 13 and the side wall of lower frame 2 fit and are equipped between the bottom of lower frame 2
Gap.In actual use, one layer of covering can also be wrapped up outside internal hilar plate vertical beam 13 and internal hilar plate crossbeam 12.
In this embodiment, the top of internal hilar plate vertical beam 13 is welded on the side wall of frame 1, the bottom end of external door panel vertical beam 11
It is welded on the side wall of lower frame 2.
In this embodiment, external door panel vertical beam 11, external door panel crossbeam 10, internal hilar plate vertical beam 13 and internal hilar plate crossbeam 12 are
The Q235 channel steel of the 3mm thickness of hollow form, the weld seam between external door panel vertical beam 11 and external door panel crossbeam 10 weld entirely, the high 4mm of weld seam, just
Property it is strong, framework stablize.Meanwhile and self weight can be mitigated, it is easily installed and transports.
The for fixing elastic buffering mechanism 7 is equipped in the crosspoint of the external door panel vertical beam 11 and external door panel crossbeam 10
One groove 8 is equipped with for fixing elastic buffering mechanism 7 in the crosspoint of the internal hilar plate vertical beam 13 and internal hilar plate crossbeam 12
Two grooves 14, one end of elastic buffering mechanism 7 are mounted in the first groove 8, and the other end of elastic buffering mechanism 7 is mounted on second
In groove 14.It is easily installed, fixes and replaces.
In this embodiment, the elastic buffering mechanism 7 is ring spring.The structure of ring spring is by several to inner cone
The outer toroid in face and with male cone (strobilus masculinus) interior annular cooperation, when ring spring bear axial force when, generation normal direction effect
Power acts on inside and outside circle loop interface, and inside and outside annulus is opposite to be slided, and interior annular diameter under the influence of compressed active force contracts
It is small, outer toroid enlarged-diameter under the influence of receiving drawing force.In interior outer toroid phase occurs under external force for ring spring
The anamorphic effect that inside and outside annulus is generated to sliding is that other springs are incomparable.Axial active force can be unloaded
It carries.Therefore between interior door panel assemblies 4 and external door panel component 3 ring spring is installed, that is, reduces bulk, but can absorb compared with
Big shock wave energy.
For actual installation needs, the top outer of the upper frame 1 is equipped with bearing plate 6, the bottom of the lower frame 2
Lower bearing plate 9 is installed on the outside of portion.Upper bearing plate 6 and lower bearing plate 9 are used for the protection of double buffering device of the invention is close
Door is closed to be mounted at civil air defense constructions and installations entrance.
During installation, external door panel component 3 is set towards the external world for airtight blast door with double buffering device of the invention
It sets, when external door panel component 3 is generated explosion wave by the external world, inside 4 direction of door panel assemblies of meeting stress is mobile, because of external door
Board group part 3 and upper frame 1 and lower frame 2 composition installation sliding slot side wall between be flexible connection, so external door panel component 3 by
After power when inside 4 direction of door panel assemblies is mobile, the side wall that not will drive upper ledge frame 1 and lower frame 2 moves together, thus not
It will lead to frame 1 and lower frame 2 deform.
And internal hilar plate component 4 and external door panel can be squeezed when inside 4 direction of door panel assemblies is mobile after 3 stress of external door panel component
Elastic buffering mechanism 7 between component 3, the group deformed by multiple elastic buffering mechanisms 7 and 3 self structure of external door panel component
Conjunction mode shock wave carries out energy-absorbing, and compared to entity reinforced concrete structure, effectively reduces self weight, transport and installation side
Just.The impact resistance for solving the door-plate of conventional lightweight is limited, and when being impacted, door-plate is easily damaged, and influences service life,
The problem of being difficult to meet at present to the resistance requirement of protective door.
Gap between the top of external door panel vertical beam 11 and the bottom end of external door panel vertical beam 11 and upper frame 1 and lower frame 2
Setting one be to ensure that when external door panel component 3 is in the impact by shock wave, external door panel vertical beam 11 or external door panel crossbeam 10
Top not will receive the frictional force of upper ledge frame 1 and lower frame 2 when the direction of inside door panel assemblies 4 is mobile, convenient for squeezing elasticity
7 energy-absorbing of buffer unit；Second is that preventing external door panel component 3 when the inside door panel assemblies 4 of impact by shock wave are mobile, due to becoming
Shape causes to contact between the top of external door panel vertical beam 11 or external door panel crossbeam 10 and upper frame 1 or external door panel vertical beam 11 or external door panel
The bottom end of crossbeam 10 is contacted with lower frame 2, hinders the mobile extruding bullet in direction that external door panel component 3 continues inside door panel assemblies 4
Property 7 energy-absorbing of buffer unit.
Embodiment 2:
As shown in Figures 3 and 4, this implementation is to advanced optimize on the basis of embodiment 1, and the present embodiment emphasis illustrates and reality
The improvements that example 1 is compared are applied, something in common repeats no more, in the present embodiment, the top of external door panel vertical beam 11 and upper frame 1
The bottom end of position and external door panel vertical beam 11 that fits of side wall and the position that fits of the side wall of lower frame 2 be mounted on use
Consolidate in by the side wall of the bottom end of the side wall on the top of external door panel vertical beam 11 and upper frame 1 and external door panel vertical beam 11 and lower frame 2
Fixed first-level buffer device 5.The setting of first-level buffer device 5 is that this patent has an innovative point, is provided with first-level buffer and fills
5 are set, in this way when external door panel component 3 is acted on by foreign impacts wave, external door panel component 3 takes the lead in being contacted with shock wave, and one
Under shock wave bumper and absorbing shock occurs first for grade buffer unit 5, when reaching a certain level, phenomenon of rupture occurs, liquidates
It hits wave and plays primary buffer function.It is mobile to continue inside 4 direction of door panel assemblies for external door panel component 3 later, at this point, elasticity is slow
Flushing device 7 occurs slowly to deform due to the extruding by external door panel component 3, absorbs the impact forces on external door panel component 3,
And it finally realizes and completes to absorb.
Preferably, the first-level buffer device 5 is fastening screw.First-level buffer device 5 is set as fastening screw, mainly
Remember the effect of a buffering, cannot be too strong by what is fixed between external door panel component 3 and upper frame 1 and lower frame 2, it prevents
When external door panel component 3 by foreign impacts wave act on when, there is not phenomenon of rupture in first-level buffer device 5, cause frame 1 or
Lower frame 2 deforms, and then causes the entirety of protective door unstable or even fail.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of airtight blast door with double buffering device, it is characterised in that: including the U-shaped upper frame (1) in cross section,
The U-shaped lower frame in cross section (2), external door panel component (3), internal hilar plate component (4) and several elastic buffering mechanisms (7), on
Frame (1) and lower frame (2) are oppositely arranged to form installation sliding slot, and internal hilar plate component (4) is fixedly mounted on one in installation sliding slot
Side, external door panel component (3) are movably arranged on the other side in installation sliding slot, and elastic buffering mechanism (7) is mounted on internal hilar plate component
(4) between external door panel component (3), and internal hilar plate component (4) by elastic buffering mechanism (7) be fitted in installation sliding slot in it is another
Side.
2. a kind of airtight blast door with double buffering device according to claim 1, it is characterised in that: the external door
Board group part (3) includes the external door panel vertical beam (11) and external door panel crossbeam (10) of several vertical and horizontal alternate settings, wherein external door panel vertical beam
(11) side wall on top and upper frame (1) fits and is equipped with gap between the top of upper frame (1)；External door panel vertical beam
(11) side wall of bottom end and lower frame (2) fits and is equipped with gap between the bottom of lower frame (2).
3. a kind of airtight blast door with double buffering device according to claim 2, it is characterised in that: the external door
Bottom end and the lower frame of position and external door panel vertical beam (11) that the top of plate vertical beam (11) and the side wall of upper frame (1) fit
(2) position that side wall fits be mounted on for by the side wall on the top of external door panel vertical beam (11) and upper frame (1) and
The first-level buffer device (5) that the bottom end of external door panel vertical beam (11) and the side wall of lower frame (2) are fixed.
4. a kind of airtight blast door with double buffering device according to claim 3, it is characterised in that: the level-one
Buffer unit (5) is fastening screw.
5. a kind of airtight blast door with double buffering device according to claim 1, it is characterised in that: the inside door
Board group part (4) includes the internal hilar plate vertical beam (13) and internal hilar plate crossbeam (12) of several vertical and horizontal alternate settings, wherein internal hilar plate vertical beam
(13) side wall on top and upper frame (1) fits and is equipped with gap between the top of upper frame (1)；Internal hilar plate vertical beam
(13) side wall of bottom end and lower frame (2) fits and is equipped with gap between the bottom of lower frame (2).
6. a kind of airtight blast door with double buffering device according to claim 5, it is characterised in that: the inside door
The top of plate vertical beam (13) is fixed on the side wall of frame (1), and the bottom end of external door panel vertical beam (11) is fixed on lower frame (2)
On side wall.
7. a kind of airtight blast door with double buffering device according to claim 5, it is characterised in that: the external door
Plate vertical beam (11), external door panel crossbeam (10), internal hilar plate vertical beam (13) and internal hilar plate crossbeam (12) are the channel steel of hollow form.
8. a kind of airtight blast door with double buffering device according to claim 5, it is characterised in that: described outer
The crosspoint of door-plate vertical beam (11) and external door panel crossbeam (10) is equipped with the first groove (8) for fixing elastic buffering mechanism (7),
Second for fixing elastic buffering mechanism (7) is equipped in the crosspoint of the internal hilar plate vertical beam (13) and internal hilar plate crossbeam (12)
Groove (14), one end of elastic buffering mechanism (7) are mounted in the first groove (8), the other end installation of elastic buffering mechanism (7)
In the second groove (14).
9. -8 any a kind of airtight blast door with double buffering device according to claim 1, it is characterised in that: institute
Stating elastic buffering mechanism (7) is ring spring.
10. a kind of airtight blast door with double buffering device according to claim 9, it is characterised in that: on described
The top outer of frame (1) is equipped with bearing plate (6), and the bottom outside of the lower frame (2) is equipped with lower bearing plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910668311.8A CN110242177B (en) | 2019-07-23 | 2019-07-23 | Protective airtight door with double buffering devices |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910668311.8A CN110242177B (en) | 2019-07-23 | 2019-07-23 | Protective airtight door with double buffering devices |
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| CN110242177A true CN110242177A (en) | 2019-09-17 |
| CN110242177B CN110242177B (en) | 2024-06-25 |
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| CN201910668311.8A Active CN110242177B (en) | 2019-07-23 | 2019-07-23 | Protective airtight door with double buffering devices |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0913831A (en) * | 1995-07-03 | 1997-01-14 | Sanwa Shutter Corp | Earthquake resistant door |
| CN108708766A (en) * | 2018-08-20 | 2018-10-26 | 攀枝花市九鼎智远知识产权运营有限公司 | A kind of mine escape capsule door |
| CN208456416U (en) * | 2018-04-27 | 2019-02-01 | 天津翔瀚人防工程防护设备有限公司 | A kind of closed guard gate with pooling feature |
| CN208502610U (en) * | 2017-12-25 | 2019-02-15 | 郑州缘之轩电子信息技术有限公司 | A kind of silencing and damping door |
| CN211230096U (en) * | 2019-07-23 | 2020-08-11 | 四川科志人防设备股份有限公司 | Protective airtight door with double buffering devices |
-
2019
- 2019-07-23 CN CN201910668311.8A patent/CN110242177B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0913831A (en) * | 1995-07-03 | 1997-01-14 | Sanwa Shutter Corp | Earthquake resistant door |
| CN208502610U (en) * | 2017-12-25 | 2019-02-15 | 郑州缘之轩电子信息技术有限公司 | A kind of silencing and damping door |
| CN208456416U (en) * | 2018-04-27 | 2019-02-01 | 天津翔瀚人防工程防护设备有限公司 | A kind of closed guard gate with pooling feature |
| CN108708766A (en) * | 2018-08-20 | 2018-10-26 | 攀枝花市九鼎智远知识产权运营有限公司 | A kind of mine escape capsule door |
| CN211230096U (en) * | 2019-07-23 | 2020-08-11 | 四川科志人防设备股份有限公司 | Protective airtight door with double buffering devices |
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| Publication number | Publication date |
|---|---|
| CN110242177B (en) | 2024-06-25 |
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