CN210530647U - Falling type double-leaf protective airtight door - Google Patents
Falling type double-leaf protective airtight door Download PDFInfo
- Publication number
- CN210530647U CN210530647U CN201920358527.XU CN201920358527U CN210530647U CN 210530647 U CN210530647 U CN 210530647U CN 201920358527 U CN201920358527 U CN 201920358527U CN 210530647 U CN210530647 U CN 210530647U
- Authority
- CN
- China
- Prior art keywords
- door
- protective
- lock
- leaf
- type double
- 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.)
- Active
Links
Images
Landscapes
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
A falling type double-leaf protective airtight door comprises a fixing piece, the fixing piece is connected with a connecting piece, the connecting piece is connected with a door edge, a lifting motor is arranged on the door edge, a gear is connected with a rack, the rack is connected with a connecting column, the connecting column is connected with a doorsill, the doorsill is installed below the ground, an annular lock is arranged above the protective door, an exhaust valve is arranged above the annular lock, a hinge is arranged on the exhaust valve, the hinge is arranged on the protective door and is installed on the door edge through a fixing nail, a lock hole is arranged on the doorsill, the lock hole is connected with a lock strip, an annular lock device is installed on the protective door and is connected with the annular lock and the lock strip, the doorsill is lifted and then closed and locked, manpower is saved, a plurality of rods and double-leaf doors are more stable, the hinge is less in burden and has longer service life, the problem that the, the time spent on disassembling and assembling the door leaf during the maintenance of the airtight door is reduced, and the work efficiency during the maintenance is improved.
Description
Technical Field
The utility model relates to a civil air defense engineering technical field, concretely relates to drop formula double leaf protective airtight door.
Background
Along with the rapid development of social economy, people begin to frequently use the protective airtight door in the building industry, the protective airtight door is arranged on the outermost side of an entrance and an exit and has two functions of blocking shock waves and isolating toxicant, the protective airtight door can block the shock waves and meet the corresponding resistance requirement, when the protective airtight door is selected, the requirement of the size of the entrance and the requirement of design pressure are met, although the steel structural door is higher in price and poorer in early nuclear radiation resistance, the steel structural door is lighter in self weight and flexible to open and close, so the protective airtight door is generally used for the entrance and the exit of a vehicle with a relatively larger size, the steel protective airtight door is divided according to the positions of the entrance, and the falling type double-leaf protective airtight door is characterized by no threshold on the ground at ordinary times and is convenient for people or vehicles; the existing subway ventilation opening protective airtight door mostly adopts a three-door form, and has the disadvantages of complex structure, more components, large installation engineering quantity, difficult transportation, high manufacturing cost and poor economy.
Disclosure of Invention
The utility model aims at providing a two protective airtight doors of drop formula to the not enough of current technique existence.
A falling type double-leaf protective airtight door comprises a fixing piece, wherein the fixing piece is connected with a connecting piece, the connecting piece is connected with the door edge, the door edge is provided with a lifting motor, the lifting motor is connected with a gear, the gear is connected with a rack, the rack is connected to a connecting column, the connecting column is connected to the threshold, the doorsill is arranged below the ground, a protective door is arranged on the doorsill, an annular lock is arranged above the protective door, an exhaust valve is arranged above the annular lock, a hinge is arranged on the exhaust valve, a hinge is arranged on the protective door, the hinge is arranged on the door edge through a fixing nail, the doorsill is provided with a lock hole, the lock hole is connected with the lock bar, the locking bar is fixed on the protective door through the stabilizing piece, the protective door is provided with the ring lock device, and the ring lock device is connected with the ring lock and the locking bar.
The lifting motor sets up to two, and all connect a gear.
The number of the hinges is four, and every two hinges are connected with an exhaust valve.
The number of the hinges is four. And every two hinges are connected with a protective door.
The annular locks are arranged in two numbers, and each annular lock is arranged on another protective door.
The fixing pieces are arranged in a plurality of numbers and are evenly distributed around the door edge.
The firm piece set up to four, and every firm piece all connects a locking strip.
The utility model has the advantages that: the landing type double-leaf protective airtight door has the advantages that the landing type double-leaf protective airtight door is compact in structure, the using function is combined with the using function in wartime at ordinary times, the door can be closed and locked without landing after the door leaf is closed in place during ordinary use, and no doorsill exists on the ground. During the use during wartime, the threshold rises, closes the shutting again, uses manpower sparingly, and bull stick and two door leaves, coupling mechanism between door leaf and the door frame are more stable, and the hinge burden is littleer life longer, has solved the installation of sealing door and has dismantled very difficult problem, the utility model relates to a rationally, it is more convenient to use, has reduced the plenty of time of dismouting door leaf cost when overhauing the airtight door, has improved work efficiency when overhauing.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a schematic diagram of the back structure of the present invention.
Fig. 3 is a schematic side view of the present invention.
Fig. 4 is a partial structural schematic diagram of the present invention.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Example 1, as shown: the utility model provides a two leaf protective airtight doors of formula of falling, includes mounting 1, mounting 1 connect the connecting piece 2, connecting piece 2 connect a limit 12, limit 12 on be equipped with elevator motor 11, elevator motor 11 connect gear 10, gear 10 connect rack 8, rack 8 be connected to on the spliced pole 9, spliced pole 9 be connected to on the threshold 7, threshold 7 installation under 6 again, threshold 7 on be equipped with the guard gate, guard gate top be equipped with annular lock 5, annular lock 5 top be equipped with exhaust valve 4, exhaust valve 4 on be equipped with hinge 3, the guard gate on be equipped with hinge 13, hinge 13 install on limit 12 through staple 14, threshold 7 on be equipped with lockhole 15, lockhole 15 connect the locking strip 17, locking strip 17 fix on the guard gate through steady piece 16, the protective door is provided with a ring lock 18, and the ring lock 18 is connected with the ring lock 5 and the locking strip 17.
The lifting motors 11 are two and are connected with a gear 10.
The number of the hinges 3 is four, and every two hinges 3 are connected with an exhaust valve 4.
The number of the hinges 13 is four. And every two hinges 13 are connected with one protective door.
The number of the annular locks 5 is two, and each annular lock 5 is arranged on another protective door.
The fixing pieces 1 are arranged in a plurality of numbers and are evenly distributed around the door edge 12.
The number of the stabilizing members 16 is four, and each stabilizing member 16 is connected with a locking strip 17.
A falling type double-leaf protective airtight door combines the use function at ordinary times with the use function in wartime, and can be closed and locked without falling after the door leaf is closed in place during ordinary times, and no doorsill is arranged on the ground 6. During the use during wartime, threshold 7 rises, closes the shutting again, uses manpower sparingly, and bull stick and double door leaf, coupling mechanism between door leaf and the door frame are more stable, and the hinge burden is littleer life longer, has solved the installation of sealing door and has dismantled very difficult problem, the utility model relates to a rationally, it is more convenient to use, has reduced the plenty of time of dismouting door leaf cost when overhauing the airtight door, has improved work efficiency when overhauing.
Finally, the embodiments were chosen and described in order to best explain the principles of the invention and the patent disclosure, and are not intended to be limited to the details shown. Modifications and equivalents of the embodiments of the invention may be made by those skilled in the art without departing from the spirit and scope of the invention, and are intended to be covered by the appended claims.
Claims (6)
1. The utility model provides a two protective airtight doors of formula of falling, includes the mounting, its characterized in that: the fixing piece is connected with a connecting piece, the connecting piece is connected with a door edge, a lifting motor is arranged on the door edge, the lifting motor is connected with a gear, the gear is connected with a rack, the rack is connected to a connecting column, the connecting column is connected to a threshold, the threshold is arranged below the ground, a protective door is arranged on the threshold, an annular lock is arranged above the protective door, an exhaust valve is arranged above the annular lock, a hinge is arranged on the exhaust valve, the protective door is provided with a hinge, the hinge is arranged on the edge of the door through a fixing nail, the doorsill is provided with a lock hole, the lock hole is connected with a lock bar, the lock bar is fixed on the protective door through a stable piece, a ring lock device is arranged on the protective door, the ring lock ware connect annular lock and holding strip, the steadiness piece sets up to four, and every steadiness piece all connects a holding strip.
2. The drop down type double-leaf protective airtight door as claimed in claim 1, wherein: the lifting motor sets up to two, and all connect a gear.
3. The drop down type double-leaf protective airtight door as claimed in claim 1, wherein: the number of the hinges is four, and every two hinges are connected with an exhaust valve.
4. The drop down type double-leaf protective airtight door as claimed in claim 1, wherein: the number of the hinges is four, and every two hinges are connected with one protective door.
5. The drop down type double-leaf protective airtight door as claimed in claim 1, wherein: the annular locks are arranged in two numbers, and each annular lock is arranged on another protective door.
6. The drop down type double-leaf protective airtight door as claimed in claim 1, wherein: the fixing pieces are arranged in a plurality of numbers and are evenly distributed around the door edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920358527.XU CN210530647U (en) | 2019-03-21 | 2019-03-21 | Falling type double-leaf protective airtight door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920358527.XU CN210530647U (en) | 2019-03-21 | 2019-03-21 | Falling type double-leaf protective airtight door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210530647U true CN210530647U (en) | 2020-05-15 |
Family
ID=70592346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920358527.XU Active CN210530647U (en) | 2019-03-21 | 2019-03-21 | Falling type double-leaf protective airtight door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210530647U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111911032A (en) * | 2020-07-11 | 2020-11-10 | 江苏贝特自动门技术有限公司 | Flip formula activity threshold guard gate that shocks resistance |
-
2019
- 2019-03-21 CN CN201920358527.XU patent/CN210530647U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111911032A (en) * | 2020-07-11 | 2020-11-10 | 江苏贝特自动门技术有限公司 | Flip formula activity threshold guard gate that shocks resistance |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210530647U (en) | Falling type double-leaf protective airtight door | |
| CN106437121B (en) | It industrializes the anti-object strike of assembled engineering and builds outer construction operation platform | |
| CN108193982B (en) | Threshold structure | |
| CN110057530B (en) | Assembled orifice structure incident explosion shock wave test cabin | |
| CN211397349U (en) | Three-section anti-theft metal net | |
| CN202208581U (en) | Anti-entering device of elevator hall door | |
| KR20130075171A (en) | Gate structure for ship | |
| CN206903500U (en) | The door leaf structure of compounded horizontal sliding formula double-leaf sealed door | |
| CN202322130U (en) | Blockading device of tower crane climbing channel | |
| CN112049503B (en) | 5G iron tower safety device | |
| CN210460419U (en) | Anti-impact civil air defense door | |
| CN220726113U (en) | Civil air defense sliding rail door device | |
| CN215924118U (en) | Shaft type hinge fastener for elevator landing protective door | |
| CN209724094U (en) | A kind of fixed threshold closed guard gate structure | |
| CN216429425U (en) | Ramp inward-opening type double-leaf movable sealing mechanism | |
| AU2016200918B1 (en) | Overhead door highwind retention system | |
| CN216197510U (en) | Large-size electromagnetic shielding airtight door | |
| CN214273392U (en) | Novel building elevator guard gate | |
| CN219492074U (en) | People's air defense activity threshold coupling assembling | |
| CN207686549U (en) | A kind of closed guard gate | |
| CN217760722U (en) | Protective door of building engineering construction elevator | |
| CN2615306Y (en) | Telescopic protective window against burglary | |
| CN216076845U (en) | Large-scale plug-type guard gate | |
| CN219974298U (en) | Civil air defense protection door convenient to dismouting | |
| CN216038004U (en) | Novel car top guardrail |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |