CN220100988U - Civil air defense cabin door closing structure - Google Patents
Civil air defense cabin door closing structure Download PDFInfo
- Publication number
- CN220100988U CN220100988U CN202320377420.6U CN202320377420U CN220100988U CN 220100988 U CN220100988 U CN 220100988U CN 202320377420 U CN202320377420 U CN 202320377420U CN 220100988 U CN220100988 U CN 220100988U
- Authority
- CN
- China
- Prior art keywords
- door
- air defense
- door body
- civil air
- closing structure
- 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
- 230000007123 defense Effects 0.000 title claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims description 17
- 238000000926 separation method Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The utility model relates to the technical field of civil air defense doors, in particular to a civil air defense cabin door closing structure which comprises a connecting shaft, two screw rods, two connecting blocks, four connecting rods, four fixing rods, four sliding blocks and four baffle plates. According to the civil air defense cabin door closing structure, the four baffle plates can provide supporting force for four corners of the door body, so that even if the door body is impacted by the outside, the acting force of the impact on the door body is distributed as uniformly as possible, and the door body is prevented from being excessively deformed due to the impact.
Description
Technical Field
The utility model relates to the technical field of civil air defense doors, in particular to a closing structure of a civil air defense cabin 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 common single-leaf and double-leaf protection airtight doors, airtight doors and other various civil air defense equipment, wherein the civil air defense door is used for government mobilization and organization masses, takes air attack prevention, disaster relief measures and implements rescue and reduces the disaster damage.
The utility model discloses a promote people's air defense door of closure reliability among the prior art, the publication number is CN211524590U, including door frame and door frame articulated door plant, sliding connection has the support that extends along the door plant width on the door plant, it is connected with the driving gear to rotate on the support, the meshing has the driven rack with support sliding connection on the driving gear, the one end of driven rack is equipped with can follow-up rack slip back and inserts keeper I in the door frame. When the door plant is closed to door frame department, the driving gear can cooperate with driven rack to make keeper I follow-up sliding of driven rack inject in the door frame, thereby realize locking the door plant in the door frame, promote the reliability of closed back door plant.
In the device, after the door plate is closed, the driving gear can be matched with the driven rack, so that the door bolt I can be inserted into the door frame along with the sliding of the driven rack, and the door plate is locked in the door frame.
Disclosure of Invention
The utility model aims to solve the defect that the prior art is easy to avoid excessive deformation caused by the impact force supporting the outside, so that the civil air defense door is seriously damaged and cannot be used.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a people's air defense hatch door closed structure, includes the door body, the door body articulates in the door frame, including connecting axle, two lead screws, two connecting blocks, four connecting rods, four dead levers, four sliders and four separation blades, the connecting axle passes through slewing mechanism and rotates to be connected on the door body, two lead screws are fixed connection respectively the connecting axle both ends, two the connecting block is threaded connection respectively two on the lead screws, four the connecting rod is fixed connection respectively two connecting block both ends, four the dead lever is all fixed connection in on the door body, and four the dead lever is located respectively the four corners department of the door body, four the slider is established in four respectively the sliding sleeve on the dead lever, and four the connecting rod is respectively the sliding and is run through four among the slider, four separation blade respectively fixed connection is four on the slider, and four the separation blade is located respectively the separation blade is located in the four corners department of the door body.
Preferably, the rotating mechanism comprises a cover body, a first conical gear, a second conical gear and an adjusting mechanism, wherein the cover body is fixedly connected to the door body, the connecting shaft penetrates through the cover body, the first conical gear is fixedly connected to the connecting shaft, the second conical gear is rotatably connected to the cover body, the second conical gear is meshed with the first conical gear, and the adjusting mechanism is arranged on one side of the cover body and is connected with the second conical gear.
Preferably, the adjusting mechanism comprises a rotating wheel, the rotating wheel is rotatably connected to one side of the cover body through a rotating shaft, and the rotating wheel is fixedly connected with the second bevel gear.
Preferably, the rotating wheel is connected with a knob in a threaded manner, a threaded hole for being connected with the knob in a threaded manner is formed in the rotating wheel in a penetrating manner, and one end of the knob is in contact with the outer wall of the cover body.
Preferably, the thread directions of the two screw rods are opposite.
Preferably, the two screw rods and the connecting shaft are of an integrated structure.
Preferably, the end parts of the four baffle plates are all round-corner structures.
The utility model provides a civil air defense cabin door closing structure, which has the beneficial effects that: the civil air defense cabin door closing structure is characterized in that the four corners of the door body can be conveniently limited and fixed through the arrangement of the connecting shafts, the two screw rods, the two connecting blocks, the four connecting rods, the four fixing rods, the four sliding blocks and the four baffle plates, so that the tightness of the door body closing in the door frame can be improved, and the closing stability of the door body can be improved; moreover, as the four baffle plates can provide supporting force for four corners of the door body, even if the door body is impacted by the outside, the impact acting force on the door body can be distributed as uniformly as possible, and excessive deformation caused by the impact of the door body can be avoided; in addition, through the setting of cover body, first bevel gear, second bevel gear, runner and knob, after adjusting the position of four separation blades, screw up the knob again, just can further improve the stability of door body under the closed condition.
Drawings
Fig. 1 is a structural front view of a closed structure of a civil air defense cabin door provided by the utility model.
Fig. 2 is a structural front view of a closed structure of a civil air defense cabin door according to the present utility model.
Fig. 3 is a side view of a structure of a civil air defense door closing structure according to the present utility model.
Fig. 4 is a side view of a part of a structure of a closed structure of a civil air defense cabin door according to the present utility model.
In the figure: door frame 1, door body 2, connecting axle 3, lead screw 4, connecting block 5, connecting rod 6, dead lever 7, slider 8, separation blade 9, cover 10, first conical gear 11, second conical gear 12, runner 13, knob 14.
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.
Example 1
Referring to fig. 1-4, a civil air defense cabin door closing structure comprises a door body 2, wherein the door body 2 is hinged in a door frame 1, and comprises a connecting shaft 3, two screw rods 4, two connecting blocks 5, four connecting rods 6, four fixing rods 7, four sliding blocks 8 and four blocking sheets 9, the connecting shaft 3 is rotationally connected on the door body 2 through a rotating mechanism, the two screw rods 4 are respectively and fixedly connected at two ends of the connecting shaft 3, the thread directions of the two screw rods 4 are opposite, and the two screw rods 4 and the connecting shaft 3 are of an integrated structure.
The two connecting blocks 5 are respectively connected to the two screw rods 4 in a threaded manner, the four connecting rods 6 are respectively connected to the two ends of the two connecting blocks 5 in a fixed manner, the four fixing rods 7 are respectively connected to the door body 2 in a fixed manner, the four fixing rods 7 are respectively located at four corners of the door body 2, the four sliding blocks 8 are respectively sleeved on the four fixing rods 7 in a sliding manner, the four connecting rods 6 are respectively penetrated among the four sliding blocks 8 in a sliding manner, the four baffle plates 9 are respectively connected to the four sliding blocks 8 in a fixed manner, the four baffle plates 9 are respectively located at four corners of the door body 2, the end parts of the four baffle plates 9 are of round corner structures, and the end parts of the baffle plates 9 are designed to be of round corner structures, so that people can be prevented from being scratched due to sharp corners of the end parts of the baffle plates 9 in the process of operating the civil air defense cabin door.
Example 2
Referring to fig. 1 to 3, as another preferred embodiment of the present utility model, the difference from embodiment 1 is that the rotation mechanism includes a housing 10, a first bevel gear 11, a second bevel gear 12, and an adjustment mechanism, the housing 10 is fixedly connected to the door 2, and the connection shaft 3 penetrates the housing 10, the first bevel gear 11 is fixedly connected to the connection shaft 3, the second bevel gear 12 is rotatably connected to the housing 10, and the second bevel gear 12 is engaged with the first bevel gear 11, the adjustment mechanism is disposed at one side of the housing 10, and the adjustment mechanism is connected to the second bevel gear 12, the adjustment mechanism includes a rotation wheel 13, the rotation wheel 13 is rotatably connected to one side of the housing 10 through a rotation shaft, and the rotation wheel 13 is fixedly connected to the second bevel gear 12.
Example 3
Referring to fig. 1 and 3, as another preferred embodiment of the present utility model, a difference from embodiment 2 is that a knob 14 is screwed on a rotating wheel 13, the knob 14 is in a threaded rod structure, a threaded hole for screwing the knob 14 is formed through the rotating wheel 13, and one end of the knob 14 is in contact with the outer wall of the cover 10.
Working principle:
when the door body 2 needs to be closed, firstly, the knob 14 is unscrewed, then, the rotating wheel 13 is rotated, the rotating wheel 13 drives the second bevel gear 12 to rotate, the second bevel gear 12 drives the first bevel gear 11 to rotate, the first bevel gear 11 drives the connecting shaft 3 to rotate, then, the integral structure of the connecting shaft 3 and the two screw rods 4 rotates, in the process of rotating the two screw rods 4, and as the two connecting blocks 5 are respectively connected to the two screw rods 4 in a threaded manner, and the thread directions of the two screw rods 4 are opposite, then, the two connecting blocks 5 can perform a mutual approaching movement or a mutual separating movement, and as the door body 2 needs to be closed, then, through the rotation of the rotating wheel 13, the two connecting blocks 5 perform a mutual separating movement, and simultaneously, under the action of four connecting rods 6, the two connecting blocks 8 are respectively carried by the four connecting blocks 8 and respectively move towards four corners of the door body 2, and the four sliding blocks 8 are respectively carried by the four sliding blocks 9 until the four sliding blocks face four corners of the door body 2, and the door body 2 can not be closed, and the door body 2 can be locked, and the door body 2 can not be closed;
in addition, in order to further improve the stability of the door body 2 in the above-mentioned closed state, the turning wheel 13 can be fixed by screwing the knob 14 again, and meanwhile, the four baffle plates 9 can be ensured to be in fixed positions;
when it is necessary to open the door 2, the knob 14 is unscrewed and then the wheel 13 is turned in the opposite direction, so that, in the same way, the four flaps 9 are simultaneously moved away from the door frame 1 and all move towards the initial position, so that the door 2 is unlocked in the limit closed state, and at this time, the door 2 can be pushed open directly.
Therefore, according to the above, through the arrangement of the connecting shaft 3, the two screw rods 4, the two connecting blocks 5, the four connecting rods 6, the four fixing rods 7, the four sliding blocks 8 and the four baffle plates 9, four corners of the door body 2 can be conveniently limited and fixed, and further the tightness of the closing of the door body 2 in the door frame 1 can be improved, and the closing stability of the door body 2 can be improved; moreover, as the four baffle plates 9 can provide supporting force for four corners of the door body 2, even if the door body 2 is impacted by the outside, the impact acting force on the door body 2 can be distributed as uniformly as possible, and excessive deformation caused by the impact of the door body 2 can be avoided; in addition, by providing the cover 10, the first bevel gear 11, the second bevel gear 12, the turning wheel 13, and the knob 14, and tightening the knob 14 again after adjusting the positions of the four shutters 9, the stability of the door 2 in the closed state can be further improved.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a people's air defense hatch door closed structure, includes the door body (2), the door body (2) articulates in door frame (1), its characterized in that, including connecting axle (3), two lead screw (4), two connecting blocks (5), four connecting rods (6), four dead lever (7), four slider (8) and four separation blade (9), connecting axle (3) are in through rotary mechanism rotation connection on the door body (2), two lead screw (4) are fixed connection respectively be in connecting axle (3) both ends, two connecting blocks (5) are threaded connection respectively be in two on lead screw (4), four connecting rods (6) are fixed connection respectively be in two connecting block (5) both ends, four dead lever (7) are all fixed connection be in on the door body (2), four slider (8) are sliding sleeve respectively establish four on dead lever (7), and four connecting rod (6) are respectively sliding run through four slider (8) are in respectively the separation blade (9) are in four in the four respectively fixed connection on the four slider (8) respectively.
2. The air defense door closing structure according to claim 1, wherein the rotating mechanism comprises a cover body (10), a first conical gear (11), a second conical gear (12) and an adjusting mechanism, the cover body (10) is fixedly connected to the door body (2), the connecting shaft (3) penetrates through the cover body (10), the first conical gear (11) is fixedly connected to the connecting shaft (3), the second conical gear (12) is rotatably connected to the inside of the cover body (10), the second conical gear (12) is meshed with the first conical gear (11), the adjusting mechanism is arranged on one side of the cover body (10), and the adjusting mechanism is connected with the second conical gear (12).
3. The air defense door closing structure according to claim 2, wherein the adjusting mechanism comprises a rotating wheel (13), the rotating wheel (13) is rotatably connected to one side of the cover body (10) through a rotating shaft, and the rotating wheel (13) is fixedly connected with the second bevel gear (12).
4. A civil air defense hatch door closing structure according to claim 3, characterized in that the rotating wheel (13) is connected with a knob (14) in a threaded way, a threaded hole for connecting the knob (14) in a threaded way is formed in the rotating wheel (13), and one end of the knob (14) is contacted with the outer wall of the cover body (10).
5. A civil air defense hatch closure according to claim 1, wherein the screw thread directions of the two screw rods (4) are opposite.
6. The civil air defense hatch door closing structure according to claim 1, characterized in that the two screw rods (4) and the connecting shaft (3) are of an integrated structure.
7. The civil air defense door closing structure according to claim 1, wherein the ends of the four flaps (9) are rounded structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320377420.6U CN220100988U (en) | 2023-03-03 | 2023-03-03 | Civil air defense cabin door closing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320377420.6U CN220100988U (en) | 2023-03-03 | 2023-03-03 | Civil air defense cabin door closing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220100988U true CN220100988U (en) | 2023-11-28 |
Family
ID=88845778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320377420.6U Active CN220100988U (en) | 2023-03-03 | 2023-03-03 | Civil air defense cabin door closing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220100988U (en) |
-
2023
- 2023-03-03 CN CN202320377420.6U patent/CN220100988U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE602005000111T2 (en) | Airplane door and an airplane with such a door | |
| CN213573707U (en) | Sealed door with movable threshold | |
| CN107217942A (en) | Electric chain window-opening mechanism | |
| CN220100988U (en) | Civil air defense cabin door closing structure | |
| EP1828527A1 (en) | Device for pivoting rotatably mounted sash elements | |
| CN213654649U (en) | Rotatable civil air defense door | |
| CN206801384U (en) | A kind of multilayer pick-proof shield lock antitheft door | |
| CN112647796A (en) | Supporting structure and explosion-proof people's air defense emergency exit | |
| CN210918606U (en) | People's air defense door shutting drive mechanism | |
| CN216517637U (en) | Civil air defense door with ventilation device | |
| EP2236714A2 (en) | Locking and unlocking device for a two wing door | |
| DE102016003138B4 (en) | burglar alarm | |
| DE19929818B4 (en) | Fitting for a window or door with a gap opening position | |
| CN210564190U (en) | High-strength civil air defense door | |
| CN219993433U (en) | Locking mechanism of civil air defense door | |
| DE3904961A1 (en) | Safety device | |
| CN207177586U (en) | Electric chain window-opening mechanism | |
| CN219638706U (en) | Civil air defense door with escape function | |
| CN218623949U (en) | Arched double-leaf protective door | |
| CN220032153U (en) | Multidirectional switch sealing cabin door | |
| EP3587722A1 (en) | Device for closing an opening in a room and method for installing the device | |
| CN221568275U (en) | Civil air defense door locking device | |
| CN209443938U (en) | A kind of built-in monitoring room door Electric lock | |
| CN109098575A (en) | A kind of adjustable hinges of door and window of three-dimensional based on big data | |
| CN221546785U (en) | High-strength double-leaf protective airtight door |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |