CN110295835A - A kind of airtight blast door with improved blocking mechanism - Google Patents
A kind of airtight blast door with improved blocking mechanism Download PDFInfo
- Publication number
- CN110295835A CN110295835A CN201910720111.2A CN201910720111A CN110295835A CN 110295835 A CN110295835 A CN 110295835A CN 201910720111 A CN201910720111 A CN 201910720111A CN 110295835 A CN110295835 A CN 110295835A
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- China
- Prior art keywords
- door leaf
- doorframe
- door
- formula
- blocking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000000903 blocking effect Effects 0.000 title claims abstract description 48
- 230000007246 mechanism Effects 0.000 title claims abstract description 32
- 238000007789 sealing Methods 0.000 claims abstract description 37
- 238000009434 installation Methods 0.000 claims abstract description 12
- 230000006835 compression Effects 0.000 claims abstract description 4
- 238000007906 compression Methods 0.000 claims abstract description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 11
- 239000002390 adhesive tape Substances 0.000 claims description 9
- 230000009467 reduction Effects 0.000 claims description 5
- 230000035939 shock Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 230000007717 exclusion Effects 0.000 abstract description 2
- 230000003028 elevating effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000565 sealant Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000007123 defense Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009304 pastoral farming Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/10—Bolts of locks or night latches
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
- E05B63/143—Arrangement of several locks, e.g. in parallel or series, on one or more wings
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F7/00—Accessories for wings not provided for in other groups of this subclass
- E05F7/02—Accessories for wings not provided for in other groups of this subclass for raising wings before being turned
-
- 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
- E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
- E06B3/50—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with more than one kind of movement
- E06B3/52—Wings requiring lifting before opening
-
- 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
-
- 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
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
- E06B7/22—Sealing arrangements on wings or parts co-operating with the wings by means of elastic edgings, e.g. elastic rubber tubes; by means of resilient edgings, e.g. felt or plush strips, resilient metal strips
- E06B7/23—Plastic, sponge rubber, or like strips or tubes
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/132—Doors
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The present invention relates to a kind of airtight blast doors with improved blocking mechanism, wherein, door leaf is connected on doorframe by slidably hinge page and rotary lifting mechanism installation, it falls into formula blocking device and the door leaf declined relative to doorframe is locked in down position to limit blocking, sealing device ensures integral sealing of the door leaf relative to doorframe of blocking between doorframe and door leaf, the formula blocking device of falling into includes being threadedly connected on door leaf to fall into formula tapered end, there is doorframe cooperation to fall into blocking of the lock box of formula tapered end to realize door leaf relative to doorframe, falling into formula tapered end is the cantilever rod structure that end is formed with bulb, lock box limits up big and down small notch and with guiding surface to ensure to fall into the compression sealing that sealing device is done step-by-step in formula tapered end after falling into lock box with moving down for door leaf.Airtight blast door according to the present invention, structure is simple, and conversion is quick, the fast opening and closing and exclusion seal of door leaf may be implemented, securely and reliably.
Description
Technical field
The present invention relates to people's air defense airtight blast doors, relate more specifically to a kind of protection airtight with improved blocking mechanism
Door.
Background technique
Airtight blast door is commonly applied in civil air defense constructions and installations, for stopping shock wave, meets corresponding resistibility requirement.
Airtight blast door in the prior art generally includes the blocking mechanism 1 ' for the rear side for being set to door leaf, such as Fig. 7 institute
Show, to make door leaf mobile to realize locking sealing towards doorframe while door leaf declines.But the known protection airtight
Door is complicated, and component is more, and production efficiency is low.Moreover, in order to avoid grazing occurs during transportation for blocking mechanism 1 '
And damage, the blocking mechanism 1 ' need to carry out first to debug in factory, then disassemble and refill case packing and transporting, finally at the scene
It is installed.Usual execution conditions are poor when due to in-site installation, cause installation effectiveness low.
Summary of the invention
In order to solve the problems, such as airtight blast door in the prior art, structure is complicated and installation effectiveness is low, and the present invention mentions
For a kind of airtight blast door with improved blocking mechanism.
The present invention provides a kind of airtight blast door with improved blocking mechanism, including doorframe, door leaf, slidably hinge page
And rotary lifting mechanism, wherein door leaf is connected on doorframe by slidably hinge page and rotary lifting mechanism installation, and the protection is close
Closing door further includes being latched for the door leaf declined relative to doorframe to be locked in down position with the formula that falls into for limiting blocking
Device and sealing device between doorframe and door leaf to ensure integral sealing of the door leaf relative to doorframe of blocking,
In, the formula blocking device of falling into includes being threadedly connected on door leaf to fall into formula tapered end, the lock that there is doorframe cooperation to fall into formula tapered end
For box to realize blocking of the door leaf relative to doorframe, falling into formula tapered end is the cantilever rod structure that end is formed with bulb, lock
Box limits up big and down small notch and has guiding surface to ensure to fall into formula tapered end moving down with door leaf after falling into lock box
And the compression sealing of sealing device is done step-by-step.
Preferably, falling into formula blocking device includes being located at the top of door leaf and three of two sides fall into formula tapered end, door
There are three lock boxes for frame tool.
Preferably, sealing structure includes the first sealing joint strip on doorframe and the second sealant on door leaf
Item.
Preferably, doorframe includes the U-shaped ontology being arranged around left, the upper and right side of door opening and what is connect with ontology is located at
The lower threshold of the lower section of door opening is provided on the surface towards door leaf of the U-shaped ontology and fixes the first sealing joint strip for accommodating
The first adhesive tape groove, the bottom of door leaf fixes the of the second sealing joint strip for accommodating towards being provided on the surface of lower threshold
Two adhesive tape grooves.
Preferably, the rear side of the bottom of door leaf has the resistance for reinforcing the door leaf of blocking in the lockhole for being inserted into lower threshold
Keep off the door leaf tapered end of the ability of shock wave.
Preferably, lower threshold flushes its upper surface with ground to subsurface by the way that armored concrete is pre-buried.
Preferably, door leaf has that stretches out from top surface and side to be used to install the welding block for falling into formula tapered end.
Preferably, rotary lifting mechanism includes loading arm, translation pedestal and screw elevator, wherein loading arm is fixed to be connected
It connects on door leaf, translation pedestal is fixed on doorframe, and screw elevator is connect respectively with loading arm and translation pedestal with driving gate
Fan the lifting relative to doorframe.
Preferably, screw elevator includes the screw rod and screw rod being threadedly engaged, wherein screw rod is connect with loading arm, screw rod
It is fixedly connected with translation pedestal.
Preferably, rotary lifting mechanism further includes that driving rocking handle, retarder, drive rod and reduction gearbox of bevel gear, driving are shaken
Handle is connect by retarder with drive rod, which is connected to the screw elevator through reduction gearbox of bevel gear.
Airtight blast door according to the present invention with improved blocking mechanism is realized by falling into formula blocking device in door
Make door leaf mobile to realize locking sealing towards doorframe while fan decline, the threaded connection therein for falling into formula tapered end so that
Debugging is omitted and in-site installation is quickly carried out in factory, while realizing the whole Transporting of door leaf, reduces installation
And transportation cost.In short, airtight blast door according to the present invention, structure is simple, and conversion is quick, and quickly opening for door leaf may be implemented
It closes and exclusion seal, securely and reliably.
Detailed description of the invention
Fig. 1 is the entirety of the airtight blast door with improved blocking mechanism according to a preferred embodiment of the present invention
Structural schematic diagram；
Fig. 2 is the structural schematic diagram of the doorframe of the airtight blast door of Fig. 1；
Fig. 3 be the door leaf of the airtight blast door of Fig. 1, part rotary lifting mechanism and fall into the structure of formula blocking device and show
It is intended to；
Fig. 4 A is that the lock box of the doorframe of Fig. 2 and the door leaf of Fig. 3 fall into cross-sectional view of the formula tapered end under door leaf opening state；
Fig. 4 B is that the lock box of the doorframe of Fig. 2 and the door leaf of Fig. 3 fall into cross-sectional view of the formula tapered end under door leaf blocking；
Fig. 5 is the structural schematic diagram of the rotary lifting mechanism of the airtight blast door of Fig. 1；
Fig. 6 is the partial enlarged view of Fig. 5；
Fig. 7 shows the blocking mechanism of airtight blast door according to prior art.
Specific embodiment
With reference to the accompanying drawing, presently preferred embodiments of the present invention is provided, and is described in detail.
As shown in Figure 1, the airtight blast door with improved blocking mechanism according to a preferred embodiment of the present invention
Including doorframe 1, door leaf 2, slidably hinge page 3 and rotary lifting mechanism 4, wherein door leaf 2 is risen by slidably hinge page 3 and rotation
The installation of descending mechanism 4 is connected on doorframe 1, thus realize door leaf 2 relative to doorframe 1 around the switch movement of hinged shaft rotation and
The elevating movement that moves up and down of the door leaf 2 relative to doorframe 1.Wherein, slidably hinge page 3 includes being set to the side of door leaf 2
For balancing the upper hinge page 31 and lower hinge page 32 of the tilting moment of door leaf 2, can be realized up and down for commonly used in the art
Sliding compared with page, the present invention only lengthens connecting shaft, therefore details are not described herein for specific structure.
Airtight blast door according to the present invention further includes for the door leaf declined relative to doorframe 12 to be locked in the decline
To limit the sealing device 6 for falling into formula blocking device 5 and being set between doorframe 1 and door leaf 2 of blocking, this is close for position
Seal apparatus 6 is used to ensure integral sealing of the door leaf 2 of blocking relative to doorframe 1.In the present embodiment, formula locking dress is fallen into
Setting 5 includes that left, upper and right side three for being installed on door leaf 2 fall into formula tapered end 51 (referring to Fig. 3), and sealing structure 6 includes being located at
The first sealing joint strip 61 (referring to fig. 2) and the second sealant positioned at the bottom of door leaf 2 of left, upper and right side the U-shaped of doorframe 1
Item 62 (referring to Fig. 3).Usually in use, door leaf 2 is in promotion state, the lower edge of door leaf 2 is slightly above ground level 7, and door leaf 2 is around rotation
Turn elevating mechanism 4 and rotates the opening and closing that door leaf 2 can be achieved along upper and lower hinge page 31,32；Wartime in use, door leaf 2 in rotation and lifting
It is lowered by under the action of mechanism 4, falls into formula blocking device 5 with running down for door leaf 2 and synchronize realization locking functions, led to simultaneously
Sealing device 6 is crossed to realize periphery and the sealed bottom of door leaf 2 and doorframe 1.
As shown in Fig. 2, doorframe 1 includes left, the setting of upper and right side the U-shaped ontology 11 around door opening, towards door leaf 2
Surface on be provided with and fix the first adhesive tape groove 11a of the first sealing joint strip 61 for accommodating to realize the left, upper and right of door leaf 2
The sealing relative to doorframe 1 of side.Doorframe 1 further includes the lower threshold 12 for the lower section positioned at door opening connecting with ontology 11, under this
Threshold 12 flushes its upper surface with ground 7 (referring to Fig. 1) to cooperate second to seal by the way that armored concrete is pre-buried to subsurface
Adhesive tape 62 (participate in Fig. 3) guarantees to be able to satisfy protection when door leaf 2 is latched to realize the sealing relative to doorframe 1 of the bottom of door leaf 2
And tight requirements.Obviously, airtight blast door of the invention greatly facilitates usually with wartime all without the threshold for protruding ground
In the passage of personnel and vehicle.Moreover, the airtight blast door for needing to install movable sill in compared with the existing technology, of the invention
Airtight blast door avoids the damaged loss problem and the slow problem of conversion time that independent threshold is easy to appear in storage.Relatively
In the airtight blast door in the prior art for needing to install sealed beam, airtight blast door of the invention avoids sealed beam larger
Impact resistance weak deficiency when length.
Doorframe 1 further includes three lock boxes 13 being arranged on ontology 11, and cooperation falls into formula blocking device 5 to realize door leaf
2 blocking relative to doorframe 1.It should be understood that the number of lock box 13 is not limited to three, setting can according to need
Four, five, it is even more, with better assure door leaf 2 border and the first sealant being contained in the first adhesive tape groove 11a
The overall tightness of item 61.In addition, doorframe 1 further includes the mounting base 14 for being fixed on the right side of ontology 11, it is used to install rotation
Elevating mechanism 4.
As shown in figure 3, the bottom of door leaf 2 is solid for accommodating towards being provided on the surface of doorframe 1 (descending threshold 12)
Second adhesive tape groove 21 of fixed second sealing joint strip 62, second sealing joint strip 62 and is contained in the first adhesive tape groove 11a of door leaf 2
61 collective effect of the first sealing joint strip to provide the integral sealing of airtight blast door.The rear side of the bottom of door leaf 2 has door leaf
Tapered end 22 is inserted into the lockhole of the lower threshold 12 of doorframe 1 and reinforces the ability of the blocking shock wave of the door leaf 2 of blocking,
Meet corresponding resistibility requirement.In addition, left, the upper and right side of door leaf 2, which have from the top surface of door leaf 2 and side, stretches out welding block
23, it is used for installation and falls into formula blocking device 5.
Falling into formula blocking device 5 includes being threadedly coupled three be fixed on welding block 23 to fall into formula tapered end 51, is being closed
It is inserted into respectively under lock status in the lock box 13 (referring to fig. 2) of doorframe 1 and realizes locking.Specifically, it is vertical for each falling into formula tapered end 51
Directly in the cantilever rod structure of door leaf 2, the end of the cantilever lever is formed as bulb, protrude into the lock box 13 of doorframe 1 cooperate with
It prevents from falling into formula tapered end 51 deviating from from lock box 13 in the lockout condition.Referring to fig. 2, each lock box 13 limits up big and down small
Notch, but also there is guiding surface 13a as shown in Figure 4, it is ensured that formula tapered end 51 is fallen into after falling into lock box 13, with door leaf
2 move down, is done step-by-step the compression sealing of the sealing joint strip of door leaf 2 and doorframe 1.Obviously, airtight blast door of the invention is cancelled
The complicated blocking mechanism of the rear side in the prior art that door leaf is set, but use and completely new fall into formula blocking device
5, it falls into formula tapered end 51 and is connected through a screw thread and can rapidly be connected on door leaf 2, door leaf 2 itself does not simultaneously have prominent inner and outer plates
Any structure that may be collided in transit, convenient for transport usually, and at the scene install when only need simply to revolve
Enter, it is convenient and efficient, it in addition also omits blocking mechanism in the prior art and debugs then puting and packing etc. in factory first
Elaborate formalities.
As shown in figure 5, rotary lifting mechanism 4 includes loading arm 41, translation pedestal 42 and screw elevator 43, wherein hold
Weighing arm 41 is fixedly connected on door leaf 2, and translation pedestal 42 is fixed in the mounting base 14 (referring to fig. 2) of doorframe 1, screw elevator
43 connect the lifting to drive door leaf 2 relative to doorframe 1 with loading arm 41 and translation pedestal 42 respectively.As shown in fig. 6, the screw rod
Elevator 43 includes the screw rod 431 and nut 432 being threadedly engaged, wherein screw rod 431 is connected by load-bearing bearing and loading arm 41
It connects, nut 432 is fixedly connected with translation pedestal 42, to realize door by the rotation of screw rod 431 and the lifting of loading arm 41
The elevating movement of fan 2.
In order to drive the rotation of screw rod 431, which further includes driving rocking handle 44, retarder 45, drive rod
46 and reduction gearbox of bevel gear 47, as shown in figure 5, driving rocking handle 44 is connect by retarder 45 with drive rod 46, the drive rod 46
It is connected to the screw elevator 43 (screw rod 431) through reduction gearbox of bevel gear 47, to drive screw rod liter by driving rocking handle 44
The lifting of door leaf 2 is realized in the rotation of drop machine 43.In this way, the weight of door leaf 2 is transmitted on screw elevator 43 by loading arm 41.War
When in use, screw elevator 43 is driven to realize that door leaf 2 is moved downward by rotation driving rocking handle 44, fall into formula locking dress
It sets 5 and synchronizes realization locking functions with running down for door leaf 2, while falling into lock box 13 by falling into formula tapered end 51 and being pressed down against
Sealing joint strip 61,62 realizes periphery and the sealed bottom of door leaf 2 and doorframe 1.
Above-described, only presently preferred embodiments of the present invention, the range being not intended to limit the invention, of the invention is upper
Stating embodiment can also make a variety of changes.Made by i.e. all claims applied according to the present invention and description
Simply, equivalent changes and modifications fall within the claims of the invention patent.The not detailed description of the present invention is
Routine techniques content.
Claims (10)
1. a kind of airtight blast door with improved blocking mechanism, including doorframe, door leaf, slidably hinge page and rotary lifter
Structure, wherein door leaf is connected on doorframe by slidably hinge page and rotary lifting mechanism installation, which is characterized in that the protection is close
Closing door further includes being latched for the door leaf declined relative to doorframe to be locked in down position with the formula that falls into for limiting blocking
Device and sealing device between doorframe and door leaf to ensure integral sealing of the door leaf relative to doorframe of blocking,
In, the formula blocking device of falling into includes being threadedly connected on door leaf to fall into formula tapered end, the lock that there is doorframe cooperation to fall into formula tapered end
For box to realize blocking of the door leaf relative to doorframe, falling into formula tapered end is the cantilever rod structure that end is formed with bulb, lock
Box limits up big and down small notch and has guiding surface to ensure to fall into formula tapered end moving down with door leaf after falling into lock box
And the compression sealing of sealing device is done step-by-step.
2. airtight blast door according to claim 1, which is characterized in that falling into formula blocking device includes being located at door leaf
Top and three of two sides fall into formula tapered end, there are three lock boxes for doorframe tool.
3. airtight blast door according to claim 1, which is characterized in that sealing structure includes first close on the doorframe
Seal strip and the second sealing joint strip on door leaf.
4. airtight blast door according to claim 3, which is characterized in that doorframe includes around the left, upper and right of door opening
The U-shaped ontology of side setting and the lower threshold for the lower section positioned at door opening being connect with ontology, the surface towards door leaf of the U-shaped ontology
On be provided with for accommodating the first adhesive tape groove for fixing the first sealing joint strip, the bottom of door leaf towards setting on the surface of lower threshold
It is equipped with for accommodating the second adhesive tape groove for fixing the second sealing joint strip.
5. airtight blast door according to claim 4, which is characterized in that the rear side of the bottom of door leaf, which has, is inserted into lower threshold
Lockhole in reinforce blocking door leaf blocking shock wave ability door leaf tapered end.
6. airtight blast door according to claim 4, which is characterized in that lower threshold is pre-buried to ground by armored concrete
Under flush its upper surface with ground.
7. airtight blast door according to claim 1, which is characterized in that door leaf, which has from what top surface and side were stretched out, to be used for
Installation falls into the welding block of formula tapered end.
8. airtight blast door according to claim 1, which is characterized in that rotary lifting mechanism includes loading arm, translation bottom
Seat and screw elevator, wherein loading arm is fixedly connected on door leaf, and translation pedestal is fixed on doorframe, screw elevator point
The lifting to drive door leaf relative to doorframe is not connect with loading arm and translation pedestal.
9. airtight blast door according to claim 8, which is characterized in that screw elevator include the screw rod that is threadedly engaged and
Screw rod, wherein screw rod is connect with loading arm, and screw rod is fixedly connected with translation pedestal.
10. airtight blast door according to claim 8, which is characterized in that rotary lifting mechanism further includes driving rocking handle, subtracts
Fast device, drive rod and reduction gearbox of bevel gear, driving rocking handle are connect by retarder with drive rod, which slows down through bevel gear
Case is connected to the screw elevator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910720111.2A CN110295835A (en) | 2019-08-06 | 2019-08-06 | A kind of airtight blast door with improved blocking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910720111.2A CN110295835A (en) | 2019-08-06 | 2019-08-06 | A kind of airtight blast door with improved blocking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110295835A true CN110295835A (en) | 2019-10-01 |
Family
ID=68032742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910720111.2A Pending CN110295835A (en) | 2019-08-06 | 2019-08-06 | A kind of airtight blast door with improved blocking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110295835A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110318644A (en) * | 2019-08-06 | 2019-10-11 | 上海民防建筑研究设计院有限公司 | A kind of loss of weight sealed door |
| CN115559647A (en) * | 2022-10-27 | 2023-01-03 | 北京航星机器制造有限公司 | Door device with adjustable closing height and adjusting method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2565948Y (en) * | 2002-09-04 | 2003-08-13 | 上海市地下建筑设计研究院 | Hand-operated vertical rotary lifting type protectve seal door |
| CN1865645A (en) * | 2006-06-08 | 2006-11-22 | 第二炮兵工程设计研究院 | Integral lifting and sliding type protective airtight door |
| CN201695830U (en) * | 2010-05-11 | 2011-01-05 | 杭州德泰人防设备有限公司 | Triaxial mobile omnipotent hinge |
| CN107558891A (en) * | 2017-10-09 | 2018-01-09 | 杭州德泰人防设备有限公司 | A kind of elevating translational type sealed door |
| CN210918760U (en) * | 2019-08-06 | 2020-07-03 | 上海民防建筑研究设计院有限公司 | Protective airtight door with improved locking mechanism |
-
2019
- 2019-08-06 CN CN201910720111.2A patent/CN110295835A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2565948Y (en) * | 2002-09-04 | 2003-08-13 | 上海市地下建筑设计研究院 | Hand-operated vertical rotary lifting type protectve seal door |
| CN1865645A (en) * | 2006-06-08 | 2006-11-22 | 第二炮兵工程设计研究院 | Integral lifting and sliding type protective airtight door |
| CN201695830U (en) * | 2010-05-11 | 2011-01-05 | 杭州德泰人防设备有限公司 | Triaxial mobile omnipotent hinge |
| CN107558891A (en) * | 2017-10-09 | 2018-01-09 | 杭州德泰人防设备有限公司 | A kind of elevating translational type sealed door |
| CN210918760U (en) * | 2019-08-06 | 2020-07-03 | 上海民防建筑研究设计院有限公司 | Protective airtight door with improved locking mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110318644A (en) * | 2019-08-06 | 2019-10-11 | 上海民防建筑研究设计院有限公司 | A kind of loss of weight sealed door |
| CN115559647A (en) * | 2022-10-27 | 2023-01-03 | 北京航星机器制造有限公司 | Door device with adjustable closing height and adjusting method thereof |
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