CN219808913U - Civil air defense engineering protective door for subway civil air defense - Google Patents
Civil air defense engineering protective door for subway civil air defense Download PDFInfo
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- CN219808913U CN219808913U CN202320990978.1U CN202320990978U CN219808913U CN 219808913 U CN219808913 U CN 219808913U CN 202320990978 U CN202320990978 U CN 202320990978U CN 219808913 U CN219808913 U CN 219808913U
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- air defense
- civil air
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- rod
- door
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- 230000007123 defense Effects 0.000 title claims abstract description 47
- 230000001681 protective effect Effects 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model discloses a civil air defense engineering protective door for subway civil air defense, which comprises a door frame, a lifting supporting mechanism and a staggered locking mechanism, wherein a door plate is rotatably arranged on the door frame, and the lifting supporting mechanism and the staggered locking mechanism are both arranged on the door plate. The utility model belongs to the technical field of civil air defense doors, and particularly relates to a civil air defense engineering protective door for subway civil air defense, which is characterized in that a lifting rod is arranged, a limiting groove and the limiting rod are utilized to limit the lifting rod, a worm wheel is driven to rotate by a worm so as to drive a screw rod to rotate, the lifting rod is lifted by threaded connection between the screw rod and the lifting rod, a door plate can be supported for a long time, in the moving process of a door plate, the roller is stored by the roller, the collision of sundries to the roller is reduced, the supporting life of the roller is prolonged, the rack can be driven by the gear, the inserting rod is driven conveniently, the door plate is locked conveniently, and the protective effect is improved.
Description
Technical Field
The utility model belongs to the technical field of civil air defense doors, and particularly relates to a civil air defense engineering protective door for subway civil air defense.
Background
The utility model provides a people's air defense door is people's protection engineering access & exit's door, people's air defense door classification is more clear, has ordinary list, two protection airtight doors and airtight door, and multiple people's air defense equipment such as living threshold list, two protection airtight doors and airtight door, the people's air defense engineering protection door that subway people's air defense was used is the protection door that is used in the subway station and carries out people's air defense protection, has disclosed the people's air defense engineering protection door that a subway people's air defense was used in the patent of publication number CN209398252U, including door frame and arc pipe, the positive left side of door frame has cup jointed people's air defense door through the hinge activity, and the positive right side activity of people's air defense door cup joints the handle, and the top fixed mounting of door frame has horizontal board, and the positive top fixedly connected with vertical pole of people's air defense door, but the device in use, because the arc pipe unsettled setting, when pulling the support to people's air defense door for a long time, leads to the arc pipe to take place to warp easily, causes people's air defense door to lose and pulls, and the result in use effect not good.
Disclosure of Invention
In order to solve the problems, the utility model provides the civil air defense engineering protective door for subway civil air defense, which is characterized in that the lifting rod is limited by the limiting groove and the limiting rod, the worm wheel is driven to rotate by the worm so as to drive the screw rod to rotate, the lifting rod is lifted by the threaded connection between the screw rod and the lifting rod, the door plate can be supported for a long time, the roller is stored in the door plate moving process, the collision of sundries to the roller is reduced, the supporting life of the roller is prolonged, the rack can be driven by the gear, the inserting rod is driven conveniently, the door plate is locked conveniently, and the protective effect is improved.
In order to realize the functions, the technical scheme adopted by the utility model is as follows: the civil air defense engineering protective door for the subway civil air defense comprises a door frame, a lifting supporting mechanism and a staggered locking mechanism, wherein the door frame is rotatably provided with a door plate, and the lifting supporting mechanism and the staggered locking mechanism are both arranged on the door plate; the lifting support mechanism comprises a support groove, a screw rod and a driving shaft, wherein the support groove is arranged in a door plate, the bottom wall of the support groove is provided with an opening, a limit groove is formed in the side wall of the support groove, the screw rod is rotationally arranged on the top wall of the support groove, a worm wheel is arranged on the screw rod, a lifting rod is movably arranged on the screw rod, a roller is arranged at the bottom end of the lifting rod, a limit rod is arranged on the lifting rod, the limit rod is slidingly arranged on the limit groove, the driving shaft is rotationally arranged in the support groove, a worm is arranged on the driving shaft, the worm is meshed with the worm wheel, when the door plate is fixed in a certain position for a long time, a rotary table I is rotated, the driving shaft is driven to rotate, the driving shaft drives the worm to rotate, the worm is driven to rotate, the screw rod is driven to rotate, and then drives the lifting rod to move under the limit of the limit rod, along the support groove until the roller wheel contacts the ground, the door plate is supported, the door plate is prevented from being suspended for a long time, and a hinge is deformed when the door plate is closed, a staggered locking mechanism is adjusted, and the protection effect is improved.
Further, crisscross locking mechanical system includes locking groove, connecting axle and spout, in the door plant was located to the locking groove, the connecting axle rotates to locate in the locking groove, be equipped with the gear on the connecting axle, the spout is located in the locking groove, the spout runs through the locking groove setting, it is equipped with the inserted bar to slide in the spout, be equipped with the rack on the inserted bar, rack and gear engagement, when the door plant was closed, rotation carousel two, drive the connecting axle and rotate, and then make the gear drive rack remove, the rack drives the inserted bar and removes for the inserted bar inserts in the door frame, locks the door plant, improves the protection effect.
Further, the driving shaft penetrates through the supporting groove and extends out, a first rotary table is arranged at the extending end of the driving shaft, the connecting shaft tube penetrates through the locking groove and extends out, and a second rotary table is arranged at the extending end of the connecting shaft.
Further, the sliding grooves are staggered on two sides of the gear.
Preferably, the screw rod is connected with the lifting rod through threads.
The utility model adopts the structure to obtain the beneficial effects as follows: according to the civil air defense engineering protective door for the subway civil air defense, the lifting rod is limited by the limiting groove and the limiting rod, the worm is used for driving the worm wheel to rotate, the screw rod is further driven to rotate, the lifting rod is lifted by the threaded connection between the screw rod and the lifting rod, the door plate can be supported for a long time, the roller can be stored in the door plate moving process, the collision of sundries on the roller is reduced, the supporting life of the roller is prolonged, the gear is arranged, the rack can be driven, the inserted rod is driven conveniently, the door plate is locked conveniently, and the protective effect is improved.
Drawings
Fig. 1 is a whole structure diagram of a civil air defense engineering protective door for subway civil air defense, which is provided by the utility model;
fig. 2 is a front view of a civil air defense engineering protective door for subway civil air defense according to the present utility model;
the lifting mechanism comprises a lifting support mechanism 1, a door frame 2, a lifting support mechanism 3, a staggered locking mechanism 4, a door plate 5, a support groove 6, a screw rod 7, a driving shaft 8, a limit groove 9, a worm wheel 10, a lifting rod 11, a roller wheel 12, a limit rod 13, a worm 14, a first turntable 15, a locking groove 16, a connecting shaft 17, a sliding groove 18, a gear 19, a second turntable 20, a plug rod 21 and a rack.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The present utility model will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-2, the civil air defense engineering protective door for subway civil air defense provided by the utility model comprises a door frame 1, a lifting support mechanism 2 and a staggered locking mechanism 3, wherein a door plate 4 is rotatably arranged on the door frame 1, and the lifting support mechanism 2 and the staggered locking mechanism 3 are both arranged on the door plate 4; the lifting support mechanism 2 comprises a support groove 5, a screw rod 6 and a driving shaft 7, wherein the support groove 5 is arranged in a door plate 4, the bottom wall of the support groove 5 is in an opening arrangement, a limit groove 8 is arranged on the side wall of the support groove 5, the screw rod 6 is rotationally arranged on the top wall of the support groove 5, a worm wheel 9 is arranged on the screw rod 6, a lifting rod 10 is movably arranged on the screw rod 6, the screw rod 6 and the lifting rod 10 are connected through threads, a roller 11 is arranged at the bottom end of the lifting rod 10, a limit rod 12 is arranged on the lifting rod 10, the limit rod 12 is slidably arranged on the limit groove 8, the driving shaft 7 is rotationally arranged in the support groove 5, a worm 13 is arranged on the driving shaft 7, the worm 13 is meshed with the worm wheel 9, a penetrating support groove 5 of the driving shaft 7 is extended, a rotary table 14 is arranged at the extending end of the driving shaft 7, the staggered locking mechanism 3 comprises a locking groove 15, a connecting shaft 16 and a sliding groove 17, the locking groove 15 is arranged in the door plate 4, the connecting shaft 16 is rotationally arranged in the locking groove 15, a gear 18 is arranged on the connecting shaft 16, a connecting shaft 16 penetrates through the locking groove 15 and extends out, a second 19 is arranged at the extending end of the connecting shaft 16, the connecting shaft 17 is arranged in the locking groove 15, the locking groove 17 is arranged in the locking groove 15, two sides of the gear 17 are meshed with the sliding groove 17, the sliding groove 17 is meshed with the sliding groove 21, the sliding groove 21 is arranged in the sliding groove 21, the sliding groove 21 is meshed with the sliding groove 20, and the sliding groove 20 is arranged.
When the door plate 4 is fixed in a certain position for a long time, the first rotary table 14 is rotated to drive the driving shaft 7 to rotate, the driving shaft 7 drives the worm 13 to rotate, the worm 13 drives the worm wheel 9 to rotate, the screw rod 6 is driven to rotate, the lifting rod 10 is driven to move by the screw rod 6, the lifting rod 10 is limited by the limiting rod 12 to move downwards along the supporting groove 5 until the roller 11 contacts the ground, the door plate 4 is supported, the door plate 4 is prevented from being suspended for a long time, hinge deformation is caused, when the door plate 4 is closed, the second rotary table 19 is rotated to drive the connecting shaft 16 to rotate, the gear 18 drives the rack 21 to move, the rack 21 drives the inserting rod 20 to move, the inserting rod 20 is inserted into the door frame 1, the door plate 4 is locked, and the protection effect is improved.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (5)
1. The utility model provides a civil air defense engineering guard gate that subway civil air defense was used which characterized in that: the door frame comprises a door frame, a lifting supporting mechanism and a staggered locking mechanism, wherein a door plate is rotationally arranged on the door frame, and the lifting supporting mechanism and the staggered locking mechanism are both arranged on the door plate; the lifting support mechanism comprises a support groove, a screw rod and a driving shaft, wherein the support groove is arranged in the door plate, the bottom wall of the support groove is provided with an opening, a limit groove is formed in the side wall of the support groove, the screw rod is rotationally arranged on the top wall of the support groove, a worm wheel is arranged on the screw rod, a lifting rod is movably arranged on the screw rod, a roller is arranged at the bottom end of the lifting rod, a limit rod is arranged on the lifting rod, the limit rod is slidably arranged on the limit groove, the driving shaft is rotationally arranged in the support groove, a worm is arranged on the driving shaft, and the worm is meshed with the worm wheel.
2. The civil air defense engineering protective door for the civil air defense of the subway as claimed in claim 1, wherein: the staggered locking mechanism comprises a locking groove, a connecting shaft and a sliding groove, wherein the locking groove is formed in a door plate, the connecting shaft is rotationally arranged in the locking groove, a gear is arranged on the connecting shaft, the sliding groove is formed in the locking groove, the sliding groove penetrates through the locking groove, an inserting rod is slidably arranged in the sliding groove, a rack is arranged on the inserting rod, and the rack is meshed with the gear.
3. The civil air defense engineering protective door for the civil air defense of the subway as claimed in claim 2, wherein: the drive shaft runs through the supporting groove and stretches out, the end that stretches out of drive shaft is equipped with carousel one, the connecting axle tube runs through the locking groove and stretches out, the end that stretches out of connecting axle is equipped with carousel two.
4. A civil air defense engineering protective door for subway civil air defense according to claim 3, wherein: the sliding grooves are staggered on two sides of the gear.
5. The civil air defense engineering protective door for the civil air defense of the subway as defined in claim 4, wherein: the screw rod is connected with the lifting rod through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320990978.1U CN219808913U (en) | 2023-04-27 | 2023-04-27 | Civil air defense engineering protective door for subway civil air defense |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320990978.1U CN219808913U (en) | 2023-04-27 | 2023-04-27 | Civil air defense engineering protective door for subway civil air defense |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219808913U true CN219808913U (en) | 2023-10-10 |
Family
ID=88210152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320990978.1U Active CN219808913U (en) | 2023-04-27 | 2023-04-27 | Civil air defense engineering protective door for subway civil air defense |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219808913U (en) |
-
2023
- 2023-04-27 CN CN202320990978.1U patent/CN219808913U/en active Active
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