CN218934232U - Lifting vertical rotation type civil air defense door - Google Patents
Lifting vertical rotation type civil air defense door Download PDFInfo
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- CN218934232U CN218934232U CN202223016862.2U CN202223016862U CN218934232U CN 218934232 U CN218934232 U CN 218934232U CN 202223016862 U CN202223016862 U CN 202223016862U CN 218934232 U CN218934232 U CN 218934232U
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- lift
- air defense
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Abstract
The utility model relates to a lifting vertical rotation type civil air defense door, wherein a door leaf is arranged on a door frame through a lifting driving mechanism so as to realize lifting of the door leaf relative to the door frame, the door leaf is arranged on the door frame through a rotation driving mechanism so as to realize opening and closing of the door leaf relative to the door frame, the lifting vertical rotation type civil air defense door further comprises a falling locking device and a sealing rubber strip, wherein the falling locking device is fixedly arranged on the door leaf, the falling locking device is used for locking the door leaf which descends relative to the door frame in the descending position so as to limit a locking state, and the sealing rubber strip is arranged on the side face of the door leaf facing the door frame so as to ensure integral sealing of the door leaf in the locking state relative to the door frame. According to the lifting vertical rotation type civil air defense door, two sets of mutually independent electric driving systems are adopted to respectively drive the rotation and lifting of the door leaf, so that the door leaf is opened and closed and sealed, the door leaf is integrally combined in a sealing manner, a sealing beam is not required to be additionally arranged, and the reliability of the integral sealing of the door leaf is ensured.
Description
Technical Field
The utility model relates to a civil air defense door, in particular to a lifting vertical rotation type civil air defense door.
Background
The metro section flood-proof protective airtight partition door, also called as civil air defense door, can be generally divided into lifting type and vertical rotation type according to the movement direction of the door body. The existing lifting type civil air defense door is hoisting lifting type equipment, and the space height requirement of a door chamber is not smaller than 8.7 meters. The other existing lifting type civil air defense door is an electric hoist type, and the space height of a door chamber is required to be at least 7.45 meters. Both heights are far greater than the standard clean floor height of the subway station hall floor by 4.9 meters, so that the adaptability of the lifting type civil air defense door is greatly limited.
Therefore, in many cases, the vertical rotary type civil air defense door becomes a forced choice. The existing vertical rotation type civil air defense doors all adopt a hydraulic driving mode, as shown in fig. 5, a door leaf 2 'is connected to a door frame through a hinge mechanism 3', the middle part of the rear side surface of the door leaf 2 'far away from the door frame is connected with a motor 4' through a driving arm 41', and the driving arm 41' is driven by the motor 4 'to push the door leaf 2' to be closed. Obviously, the motor 4', and in particular the driving arm 41', occupies a large civil space, which also limits the applicability of the rotary civil air defense door. In addition, the hydraulic system related to the known vertical rotary type civil air defense door has the advantages of high manufacturing cost, large pressure loss in the transmission process, low transmission efficiency, difficult daily maintenance and high maintenance cost.
CN201822173147.7 discloses a vertical rotary civil air defense door, which adopts a motor to drive a door leaf to rotate. However, the sealing mechanism at the bottom of the device is mutually independent from the door leaf, and moves along with the locking mechanism to further realize the sealing at the lower threshold, so that the sealing Liang Yumen is difficult to ensure reliable sealing of the sealing Liang Yumen in actual debugging due to the relative operation of the sealing mechanism and the door leaf, and particularly, the sealing mechanism is related to the flood control and flooding control functions and the condition that rails are arranged at the lower threshold, and high processing precision and debugging precision are required for realizing reliable sealing without water leakage, so that high requirements are put forward on the installation and debugging level of later operators.
Disclosure of Invention
In order to solve the problems that the lifting type civil air defense door in the prior art has too high requirement on the height, and the vertical rotation type civil air defense door has high cost, high debugging precision and the like, the utility model provides the lifting vertical rotation type civil air defense door.
The lifting vertical rotation type civil air defense door comprises a door frame, a door leaf, a lifting driving mechanism and a rotation driving mechanism, wherein the door leaf is arranged on the door frame through the lifting driving mechanism so as to realize lifting of the door leaf relative to the door frame, the door leaf is arranged on the door frame through the rotation driving mechanism so as to realize opening and closing of the door leaf relative to the door frame, the lifting vertical rotation type civil air defense door further comprises a falling type locking device and a sealing rubber strip, wherein the falling type locking device is fixedly arranged on the door leaf, the falling type locking device is used for locking the door leaf which descends relative to the door frame in the descending position so as to limit a locking state, and the sealing rubber strip is arranged on the side face of the door leaf, which faces the door frame, so as to ensure integral sealing of the door leaf in the locking state relative to the door frame.
Preferably, the lifting driving mechanism comprises a lifting assembly, a transmission assembly and a first driving motor, wherein the first driving motor drives the lifting assembly through the transmission assembly.
Preferably, the lifting assembly comprises a lifting mechanism, a bearing seat assembly and a guide seat assembly, wherein the lifting mechanism defines a vertical rotation shaft and is respectively mounted and fixed on a first mounting bottom plate and a second mounting bottom plate of the door frame through the bearing seat assembly and the guide seat assembly.
Preferably, the transmission assembly comprises a speed reducer assembly and a connecting rod transmission assembly, wherein the first driving motor is connected with the speed reducer assembly, the speed reducer assembly is connected with the connecting rod transmission assembly, and the connecting rod transmission assembly is connected with the lifting assembly.
Preferably, the transmission assembly further comprises a first coupling and a second coupling, wherein the first driving motor is connected with the speed reducer assembly through the first coupling, and the connecting rod transmission assembly is connected with the lifting assembly through the second coupling.
Preferably, the rotation driving mechanism includes a rotation assembly, a third coupling, and a second driving motor, wherein the second driving motor drives the rotation assembly through the third coupling.
Preferably, the rotating assembly comprises a hinge shaft and a driving translation mechanism, wherein the second driving motor drives the hinge shaft through a third coupling, and the hinge shaft is connected with the door leaf through the driving translation mechanism.
Preferably, the sealing rubber strip is arranged at the position of the door leaf, which is close to the hinge shaft, and the driving translation mechanism is driven by the counterforce of the sealing rubber strip to translate away from the door frame.
Preferably, the lifting and vertical rotating type civil air defense door further comprises a safety limit mechanism for locking the door leaf opened with respect to the door frame in the opened state.
Preferably, the safety limiting mechanism is fixed at a given position on the ground.
According to the lifting vertical rotation type civil air defense door, two sets of mutually independent electric driving systems are adopted to respectively drive the rotation and lifting of the door leaf from the use condition and debugging, so that the door leaf is opened and closed and sealed, the door leaf is integrally combined in sealing mode, no additional sealing beam is needed, and the reliability of integral sealing of the door leaf is ensured.
Drawings
FIG. 1 is a schematic view showing the overall structure of a lifting/lowering vertically rotating type civil air defense door according to a preferred embodiment of the present utility model;
FIG. 2 is a schematic diagram of the lift driving mechanism of FIG. 1;
FIG. 3 is a schematic view of the rotary drive mechanism of FIG. 1;
FIG. 4 shows a flow chart of the door closing sequence of the lift-and-tilt civil air defense door of FIG. 1;
fig. 5 is a schematic structural view of a vertical rotary type civil air defense door in the prior art.
Detailed Description
Preferred embodiments of the present utility model will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, the lifting vertical rotation type civil air defense door according to a preferred embodiment of the present utility model includes a door frame 1, a door leaf 2, a lifting driving mechanism 3, and a rotation driving mechanism 4, wherein the door leaf 2 is installed on the door frame 1 through the lifting driving mechanism 3 to enable lifting of the door leaf 2 relative to the door frame 1, and the door leaf 2 is installed on the door frame 1 through the rotation driving mechanism 4 to enable opening and closing of the door leaf 2 relative to the door frame 1.
As shown in fig. 2, the lifting driving mechanism 3 includes a lifting assembly 31, a transmission assembly 32, and a first driving motor 33, wherein the first driving motor 33 drives the lifting assembly 31 through the transmission assembly 32 to achieve lifting of the door leaf 2 relative to the door frame 1.
Specifically, the elevating assembly 31 includes an elevating mechanism 311, a bearing block assembly 312, and a guide block assembly 313, wherein the elevating mechanism 311 defines a vertical rotation axis and is mounted and fixed to the first and second mounting base plates 11 and 12 (see fig. 1) of the door frame 1 through the bearing block assembly 312 and the guide block assembly 313, respectively.
Specifically, the transmission assembly 32 includes a decelerator assembly 321, a link transmission assembly 322, a first coupling 323 and a second coupling 324, wherein the first driving motor 33 is connected with the decelerator assembly 321 through the first coupling 323, the decelerator assembly 321 is installed and fixed in the door leaf frame and connected with the link transmission assembly 322, and the link transmission assembly 322 is connected with the lifting mechanism 311 of the lifting assembly 31 through the second coupling 324, thereby driving the lifting assembly 31 through the first driving motor 33 to complete the lifting of the door leaf 2.
As shown in fig. 3, the rotation driving mechanism 4 includes a rotation assembly 41, a third coupling 42, and a second driving motor 43, wherein the second driving motor 43 drives the rotation assembly 41 through the third coupling 42 to realize opening and closing of the door leaf 2 with respect to the door frame 1.
Specifically, the rotation assembly 41 includes a hinge shaft 411 and a driving translation mechanism 412, wherein the second driving motor 43 drives the hinge shaft 411 through the third coupling 42, and the hinge shaft 411 is connected to the door leaf 2 through the driving translation mechanism 412, so that the door leaf 2 rotates around a vertical rotation axis defined by the hinge shaft 411 under the action of the second driving motor 41.
Returning to fig. 1, the lifting and rotating civil air defense door further comprises a drop-in locking device 5 fixedly mounted on the door leaf 2 and a sealing strip 6, wherein the drop-in locking device 5 is used for locking the door leaf 2 which descends relative to the door frame 1 in the descending position to define a locking state, and the sealing strip 6 is arranged on the side of the door leaf 2 facing the door frame 1 for ensuring the integral sealing of the door leaf 2 in the locking state relative to the door frame 1. In particular, the sealing rubber strip 6 is disposed at a position of the door leaf 2 close to the hinge shaft 411 (see fig. 3), and when the door leaf 2 approaches the closed state, the driving translation mechanism 412 of the rotation driving mechanism 4 translates away from the door frame 1 under the reaction force of the sealing rubber strip 6. When the door leaf 2 is in a lifting state in normal use, the lower edge of the door leaf 2 is slightly higher than the ground level, and the door leaf 2 can be turned under the action of the rotary driving mechanism 4 to realize the opening and closing of the door leaf 2; when the door is used in war, the door leaf 2 is lowered under the action of the lifting driving mechanism 3, the falling locking device 5 synchronously realizes the locking function along with the downward running of the door leaf 2, and meanwhile, the periphery and the bottom of the door leaf 2 and the door frame 1 are sealed through the sealing rubber strip 6.
As shown in fig. 1, the lifting and rotating type civil air defense door further includes a safety limit mechanism 7 for locking the door leaf 2 opened with respect to the door frame 1 in the opened state. Specifically, this safety stop gear 7 is fixed in the established position on ground, fixes door leaf 2 in the open state on this safety stop gear 7 through the fastener with door leaf 2, has avoided traditional to utilize the jack to fix door leaf 2 and has easily damaged scheduling problem.
The closing sequence of the lifting and lowering type civil air defense door is described below with reference to fig. 4. When a door closing command is received, a door closing button is pressed, and under program control, the first driving motor 33 (see fig. 2) drives the lifting mechanism to lift the door leaf 2 by a certain height, and after the limit mechanism unlocking sensor is triggered, the first driving motor 33 stops working. At this time, the second driving motor 43 (see fig. 3) is operated to drive the door 2 to rotate, so that the door 2 is closed to the close position of the door frame 1, and the door is triggered to rotate to the in-place sensor and then stops operating. Then the first driving motor 33 works, the lifting mechanism is driven to drive the door leaf 2 to fall, the tapered end of the locking assembly 5 (see fig. 1) completely enters the lock seat, and after the door leaf is triggered to close the in-place sensor, the first driving motor 33 stops working, so that the closing process of the equipment is completed. It should be understood that, as shown in fig. 1, only a control command for closing the left door leaf and the right door leaf is added.
Therefore, the lifting driving mechanism 3 drives the speed reducer to transmit power to the lifting assembly through the connecting rod assembly to drive the door leaf to integrally lift, so that reliable sealing of the door leaf is realized, the rotating driving mechanism 4 drives the hinge shaft to realize door leaf opening and closing, the driving mechanism is small, the civil engineering reserved space is small, the civil engineering construction cost is greatly saved, the motor driving is adopted to replace hydraulic driving, the manufacturing cost is greatly reduced, the later maintenance is greatly simplified, meanwhile, the sealing rubber strip 6 in the integrated lifting combination form of the door leaf is adopted to realize peripheral sealing and bottom sealing, no additional sealing beam is required, the reliability of the integral sealing of the door leaf is ensured, and the market competitiveness of the civil air defense door is greatly improved.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the scope of the present utility model, and various modifications can be made to the above-described embodiment of the present utility model. All simple, equivalent changes and modifications made in accordance with the claims and the specification of this application fall within the scope of the patent claims. The present utility model is not described in detail in the conventional art.
Claims (10)
1. The utility model provides a lift immediately changes formula people's air defense door, a serial communication port, this lift immediately changes formula people's air defense door includes door frame, door leaf, lift actuating mechanism and rotation actuating mechanism, wherein, the door leaf is installed on the door frame through lift actuating mechanism in order to realize the lift of door leaf for the door frame, the door leaf is installed on the door frame through rotation actuating mechanism in order to realize the opening and shutting of door leaf for the door frame, this lift immediately changes formula of falling into blocking device and joint strip that the door leaf is installed to fixed mounting, wherein, falling into formula blocking device is used for locking in the decline position in order to inject the locking state with the door leaf that the door frame descends, joint strip sets up on the side of door leaf towards the door frame in order to be used for guaranteeing the whole sealing of door leaf for the door frame of locking state.
2. The lift-and-rotate civil air defense door of claim 1 wherein the lift drive mechanism includes a lift assembly, a transmission assembly, and a first drive motor, wherein the first drive motor drives the lift assembly through the transmission assembly.
3. The lifting and rotating civil air defense door of claim 2 wherein the lifting assembly includes a lifting mechanism, a bearing seat assembly and a guide seat assembly, wherein the lifting mechanism defines a vertical rotational axis and is mounted and secured to the first and second mounting plates of the door frame by the bearing seat assembly and the guide seat assembly, respectively.
4. The lift-and-rotate civil air defense door of claim 2 wherein the transmission assembly includes a decelerator assembly and a link transmission assembly, wherein the first drive motor is coupled to the decelerator assembly, the decelerator assembly is coupled to the link transmission assembly, and the link transmission assembly is coupled to the lift assembly.
5. The lift-and-rotate civil air defense door of claim 4 wherein the transmission assembly further comprises a first coupling and a second coupling, wherein the first drive motor is coupled to the decelerator assembly via the first coupling and the link transmission assembly is coupled to the lift assembly via the second coupling.
6. The lift-and-rotate civil air defense door of claim 1 wherein the rotation drive mechanism includes a rotation assembly, a third coupling, and a second drive motor, wherein the second drive motor drives the rotation assembly through the third coupling.
7. The lifting and rotating civil air defense door of claim 6 wherein the rotating assembly includes a hinge shaft and a drive translation mechanism, wherein the second drive motor drives the hinge shaft through a third coupling, and the hinge shaft is connected to the door leaf through the drive translation mechanism.
8. The lifting and rotating type civil air defense door according to claim 7, wherein the sealing rubber strip is arranged at a position of the door leaf, which is close to the hinge shaft, and the translation mechanism is driven by the counterforce of the sealing rubber strip to translate away from the door frame.
9. The lift-and-rotate civil air defense door of claim 1 further comprising a safety limit mechanism for locking the door leaf opened with respect to the door frame in an opened state.
10. The lift-and-rotate civil air defense door of claim 9 wherein the safety limit mechanism is fixed in a given position on the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223016862.2U CN218934232U (en) | 2022-11-14 | 2022-11-14 | Lifting vertical rotation type civil air defense door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223016862.2U CN218934232U (en) | 2022-11-14 | 2022-11-14 | Lifting vertical rotation type civil air defense door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218934232U true CN218934232U (en) | 2023-04-28 |
Family
ID=86064110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223016862.2U Active CN218934232U (en) | 2022-11-14 | 2022-11-14 | Lifting vertical rotation type civil air defense door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218934232U (en) |
-
2022
- 2022-11-14 CN CN202223016862.2U patent/CN218934232U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A lifting and rotating civil air defense door Effective date of registration: 20230830 Granted publication date: 20230428 Pledgee: Shanghai Rural Commercial Bank Co.,Ltd. Qingpu sub branch Pledgor: SHANGHAI CIVIL DEFENSE ARCHITECTURAL DESIGN & RESEARCH INSTITUTE CO.,LTD. Registration number: Y2023310000507 |