CN210033151U - Steel construction threshold biparting steel construction protective airtight door that lives - Google Patents
Steel construction threshold biparting steel construction protective airtight door that lives Download PDFInfo
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- CN210033151U CN210033151U CN201920231946.7U CN201920231946U CN210033151U CN 210033151 U CN210033151 U CN 210033151U CN 201920231946 U CN201920231946 U CN 201920231946U CN 210033151 U CN210033151 U CN 210033151U
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Abstract
The utility model relates to a steel structure threshold double-leaf steel structure protective airtight door, which belongs to the technical field of protective facilities, and comprises a door frame and two door leaves hinged into the door frame, wherein the upper edge and the lower edge of the door leaf adjacent to the hinged position of the door frame are both provided with a groove body towards the door leaf, the groove body is internally provided with an air bag matched with the groove body, the positions in the door frame and corresponding to the upper edge and the lower edge of the door leaf are both provided with a holding tank for holding the air bag, the groove body is internally provided with a pushing piece for pushing a part of the air bag into the holding tank, the pushing piece drives a part of the air bag to move into the holding tank, the air bag is extruded to shield the gap between the upper part and the lower part of the door leaf and the door frame, thereby the air bag plays a shielding effect on the gap between the upper part and the lower part of the door frame, causing damage to the evacuee.
Description
Technical Field
The utility model belongs to the technical field of the protective device technique and specifically relates to a steel construction threshold biparting steel construction protection airtight door alive is related to.
Background
The protective airtight door is also called a civil defense door, the civil defense door is a door of an entrance and an exit of civil protection engineering, the classification of the civil defense door is more distinct, and the civil defense door comprises various civil defense devices such as common single-leaf and double-leaf protective airtight doors and airtight doors, a movable threshold single-leaf and double-leaf protective airtight doors and the like.
Chinese patent with grant publication number CN205370359U discloses a steel structure movable threshold protective airtight door, which comprises a door frame fixed on a building, a door leaf hinged on the door frame, and a movable threshold detachably and fixedly connected with the door frame. However, when the protective airtight door is used for sealing an emergency passage, smoke can enter the escape passage along a gap between the door leaf and the door frame to cause injury to evacuees in case of fire.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a better steel construction of leakproofness is moved threshold two steel construction protective airtight door between door frame and the door leaf.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a steel construction threshold both shoulders steel construction protection airtight door that moves, includes door frame and two door leafs articulated to the door frame in, the cell body has all been seted up towards in the door leaf to the upper portion edge and the lower part edge that the door leaf is adjacent to and door frame hinge position, be provided with the gasbag that sets up with the cell body cooperation in the cell body, just be located in the door frame and all be provided with the holding tank that is used for holding the gasbag for the position at door leaf upper portion edge and lower part edge, be provided with in the cell body and be used for promoting the impeller to the holding tank in with a.
By adopting the technical scheme, when an emergency such as a fire disaster occurs, the escape personnel enter the emergency channel, the pushing piece drives a part of the air bag to move into the accommodating groove, and the air bag is extruded to shield the gap between the upper part and the lower part of the door leaf and the upper part and the lower part of the door frame, so that the air bag has a shielding effect on the gap between the upper part and the lower part of the door leaf and the door frame, and the gap between the door leaf and the door frame, which is toxic smoke, is prevented from entering the emergency channel and injuring the escape personnel; the arrangement of the air bag is adopted to extrude the air bag, so that a good blocking effect can be achieved on the gap, and the sealing performance of the door leaf and the door frame is improved.
The utility model discloses further set up to: the pushing piece comprises a pushing plate arranged in the groove body and located on the bottom wall of the groove body, one surface of the air bag is fixedly connected to the pushing plate, sliding grooves are formed in the groove body and located on two side walls of the groove body, the sliding grooves are formed in the length direction of the side wall of the groove body, sliding blocks connected in the sliding grooves on the two sides in a sliding mode are arranged on the pushing plate, and a driving piece used for driving the sliding blocks to move in the sliding grooves is arranged in the sliding grooves.
By adopting the technical scheme, when the push plate is required to be driven to push the air bag out of the groove body, a part of the air bag enters the accommodating groove, and a gap between the door leaf and the door frame is blocked, the sliding block is driven by the driving piece to move in the sliding groove, so that the push plate pushes the air bag out, and the air bag pushing mode is adopted, so that the structure is simple; the setting of spout and slider can play the effect of direction to the removal of push pedal in the cell body, prevents that the push pedal from producing the slope to prevent that the push pedal from driving the gasbag and producing the slope.
The utility model discloses further set up to: the cross section of the sliding groove is T-shaped, and the sliding block is matched with the T-shaped sliding groove.
Through adopting above-mentioned technical scheme, set up the cross section of spout into "T" shape, can further play the effect of direction to the removal of push pedal in the cell body, further prevent that the push pedal from inclining in the cell body.
The utility model discloses further set up to: the driving piece comprises a threaded lead screw which is rotatably connected in the sliding groove along the length direction of the sliding groove on one side, the sliding block is in threaded connection with the threaded lead screw, and a rotating piece used for driving the threaded lead screw to rotate is arranged on the door leaf.
Through adopting above-mentioned technical scheme, when needs drive slider removes in the spout, drive the screw lead screw through rotating and rotate, slide in the spout because of the slider, make the slider can not rotate along with the rotation of screw lead screw, thereby make the slider remove on the screw lead screw, make the slider drive the push pedal and remove in the cell body, thereby release the gasbag, the setting that adopts the screw lead screw can make the slider remove on the screw lead screw optional position fixed, thereby play better extrusion effect to the gasbag.
The utility model discloses further set up to: the door leaf is towards the spout and has been kept away from the tip of door leaf and seted up the drive groove, the length direction in drive groove is perpendicular with the length direction of spout, the drive groove sets up with the spout intercommunication, rotate the piece and include that the length direction along the drive groove rotates the axis of rotation of connecting in the drive inslot, the end cover that the screw lead screw is close to the axis of rotation is established and the first bevel gear of fixedly connected with, the tip cover of axis of rotation is established and fixedly connected with and the second bevel gear of first bevel gear meshing, the end of axis of rotation outside the drive groove is provided with the rotation handle.
Through adopting above-mentioned technical scheme, when needs drive screw thread lead screw and rotate, drive the axis of rotation through rotating the handle and rotate for second bevel gear and the meshing of first bevel gear on the axis of rotation, thereby drive first bevel gear and rotate, first bevel gear can drive screw thread lead screw and rotate this moment, thereby accomplish the drive to the screw thread lead screw, adopt first bevel gear and second bevel gear can play the effect of switching-over to rotating screw thread lead screw, make the personnel of fleing convenient in the lateral part of door leaf to the screw thread lead screw rotation.
The utility model discloses further set up to: the air bag is provided with a connecting piece used for detachably connecting the air bag to the push plate.
Through adopting above-mentioned technical scheme, the setting up of connecting piece is convenient to take off the gasbag in the push pedal to the convenience is maintained and is changed the gasbag.
The utility model discloses further set up to: the connecting piece is including the fixed magnet piece that sets up on the face that the gasbag is close to the push pedal and be located the gasbag both sides, the push pedal sets up to metal material and makes.
Through adopting above-mentioned technical scheme, the setting that adopts the magnet piece can make the gasbag pass through the magnet piece and adsorb to the push pedal on, when needs take off directly drive the magnet piece break away from the adsorption relation with the push pedal can, adopt its simple structure of setting up of magnet piece, it is better to the fixed effect of gasbag to the convenience is dismantled the gasbag.
The utility model discloses further set up to: and grooves for clamping the magnet blocks are formed in the two sides of the push plate.
Through adopting above-mentioned technical scheme, with magnet piece joint to the recess in, prevent that the gasbag from removing in the push pedal, play the effect of direction to the fixed of gasbag to can prevent to drive the gasbag and remove in the push pedal when extruding the gasbag.
To sum up, the utility model discloses a beneficial technological effect does:
1. the first bevel gear and the second bevel gear are driven to be meshed by rotating the handle, so that the threaded lead screw rotates, the sliding block can move on the threaded lead screw due to the fact that the sliding block moves in the sliding groove, the sliding block drives the push plate to move in the groove body, the push plate can push out a part of the air bag, the air bag is moved into the accommodating groove, the air bag is driven to block a gap between the door leaf and the door frame, and harmful gas is prevented from entering an emergency channel in the gap between the door leaf and the door frame and causing injury to escape personnel;
2. drive in magnet piece joint to recess with the gasbag for on the gasbag can be dismantled and be connected to the push pedal, conveniently take out the gasbag, maintain and change the gasbag.
Drawings
Fig. 1 is a schematic structural view of the whole of the present invention;
fig. 2 is a schematic sectional view of the threaded screw of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a schematic cross-sectional view illustrating the first bevel gear and the second bevel gear according to the present invention;
FIG. 5 is an enlarged view of portion B of FIG. 4;
fig. 6 is a schematic structural view for showing the magnet block and the groove of the present invention.
In the figure, 1, a door frame; 11. accommodating grooves; 2. a door leaf; 21. a trough body; 211. pushing the plate; 212. a chute; 213. a slider; 214. a threaded lead screw; 215. a first bevel gear; 216. a groove; 22. an air bag; 23. a drive slot; 231. a rotating shaft; 232. a second bevel gear; 233. rotating the handle; 24. and a magnet block.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Combine fig. 1 and fig. 2, for the utility model discloses a steel construction threshold both shoulders steel construction protective airtight door, including door frame 1 and articulated two door leafs 2 to the door frame 1 in, the cell body 21 has all been seted up towards the door leaf 2 in the upper portion edge and the lower part edge that the door leaf 2 is adjacent to and 1 articulated position of door frame, is provided with the gasbag 22 that sets up with the cooperation of cell body 21 in the cell body 21, just is located in the door frame 1 and all is provided with the holding tank 11 that is used for holding gasbag 22 for the position at 2 upper portion edges of door leaf and lower part edge.
Referring to fig. 2 and 3, in order to push the air bag 22 out of the groove 21, a part of the air bag 22 moves into the accommodating groove 11, so that the air bag 22 blocks a gap between the door leaf 2 and the upper portion and the lower portion of the door frame 1, and harmful gas is prevented from entering the emergency passageway through the gap between the door leaf 2 and the door frame 1 to cause injury to the evacuee; a push plate 211 is arranged in the tank body 21 and on the bottom wall of the tank body 21, one surface of the airbag 22 is fixedly connected to the push plate 211, sliding grooves 212 are formed in the two side walls of the tank body 21, the sliding grooves 212 are arranged along the length direction of the side walls of the tank body 21, and sliding blocks 213 which are slidably connected in the sliding grooves 212 on the two sides are arranged on the push plate 211.
The sliding block 213 is driven to move in the sliding groove 212, so that the sliding block 213 and the sliding groove 212 play a role in guiding the movement of the push plate 211, the push plate 211 is driven to move, the air bag 22 of the push plate 211 moves towards the outside of the groove body 21, and a part of the air bag 22 is driven to move into the groove body 21, so that the air bag 22 shields a gap between the door leaf 2 and the door frame 1, harmful gas is prevented from entering an emergency channel through the gap between the door leaf 2 and the door frame 1, and the sealing performance is good; in this embodiment, in order to improve the effect of the sliding block 213 in the sliding slot 212, the cross section of the sliding slot 212 is set to be "T" shaped, and the sliding block 213 is set to cooperate with the "T" shaped sliding slot 212.
With reference to fig. 2 and 3, in order to drive the sliding block 213 to move in the sliding slot 212, a threaded lead screw 214 is rotatably connected in the sliding slot 212 on one side along the length direction of the sliding slot 212, and the sliding block 213 is connected to the threaded lead screw 214 in a threaded manner; when the slide block 213 needs to be driven to move in the slide groove 212, the slide block 213 can not rotate along with the rotation of the threaded lead screw 214 by driving the threaded lead screw 214 to rotate because the slide block 213 slides in the slide groove 212, so that the slide block 213 moves on the threaded lead screw 214, and the slide block 213 drives the push plate 211 to move the air bag 22.
Referring to fig. 4 and 5, in order to drive the threaded screw 214 to rotate, a driving groove 23 is formed in the end portion of the door 2 facing the sliding groove 212 and away from the door 2, a length direction of the driving groove 23 is perpendicular to a length direction of the sliding groove 212, the driving groove 23 is communicated with the sliding groove 212, a rotating shaft 231 is rotatably connected in the driving groove 23 along the length direction of the driving groove 23, a first bevel gear 215 is sleeved and fixedly connected to an end portion of the threaded screw 214 close to the rotating shaft 231, a second bevel gear 232 meshed with the first bevel gear 215 is sleeved and fixedly connected to an end portion of the rotating shaft 231, and a rotating handle 233 is arranged at an end portion of the rotating shaft 231 outside the driving groove 23.
When the threaded screw 214 needs to be driven to rotate, the rotating handle 233 is rotated to drive the rotating shaft 231 to rotate, so that the rotating shaft 231 drives the second bevel gear 232 to mesh with the first bevel gear 215, and at this time, the second bevel gear 232 can drive the threaded screw 214 to rotate, so that the sliding block 213 moves on the threaded screw 214.
As shown in fig. 6, in order to remove the air bag 22 from the push plate 211, magnets 24 are disposed on the surface of the air bag 22 close to the push plate 211 and on both sides of the air bag 22, and the push plate 211 is made of a metal material, in this embodiment, the push plate 211 is made of steel; grooves 216 for clamping the magnet blocks 24 are formed in the push plate 211 and positioned on two sides of the push plate 211; through in driving magnet piece 24 joint to recess 216 on the gasbag 22 for magnet piece 24 adsorbs to the push pedal 211 on, thereby fixes gasbag 22 to the push pedal 211 on, when needs take off gasbag 22, break away from the adsorption relation through driving magnet piece 24 and push pedal 211 and can.
The implementation principle of the embodiment is as follows: when the escape personnel needs to block the gap between the door leaf 2 and the door frame 1 to prevent harmful gas from entering the emergency channel through the gap between the door leaf 2 and the door frame 1, the rotating handle 233 is driven to rotate, so that the rotating shaft 231 drives the second bevel gear 232 to be meshed with the first bevel gear 215, at this time, the first bevel gear 215 can drive the threaded screw 214 to rotate, the sliding block 213 slides in the sliding groove 212, so that the sliding block 213 cannot rotate along with the rotation of the threaded screw 214, the sliding block 213 moves on the threaded screw 214, the sliding block 213 can drive the push plate 211 to move outwards in the groove body 21, so that the push plate 211 drives the air bag 22 to move outwards and extrude the air bag 22, part of the air bag 22 moves into the accommodating groove 11, so that the air bag 22 blocks the gap between the door leaf 2 and the door frame 1, and part of the harmful gas is prevented from entering the emergency channel through the gap between the door leaf 2, causing damage to the evacuee.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a steel construction threshold biparting steel construction protective airtight door that lives, includes door frame (1) and articulates two door leafs (2) to in door frame (1), its characterized in that: the door leaf (2) is adjacent to the upper edge and the lower edge of the hinged position of the door frame (1) and faces the interior of the door leaf (2), groove bodies (21) are formed in the door leaf (2), air bags (22) matched with the groove bodies (21) are arranged in the groove bodies (21), accommodating grooves (11) used for accommodating the air bags (22) are formed in the door frame (1) and in the positions corresponding to the upper edge and the lower edge of the door leaf (2), and pushing pieces used for pushing one part of the air bags (22) into the accommodating grooves (11) are arranged in the groove bodies (21).
2. The steel structure movable threshold double-leaf steel structure protective airtight door as claimed in claim 1, wherein: the pushing piece comprises a pushing plate (211) which is arranged in the groove body (21) and located on the bottom wall of the groove body (21), one surface of the air bag (22) is fixedly connected to the pushing plate (211), sliding grooves (212) are formed in the groove body (21) and located on two side walls of the groove body (21), the sliding grooves (212) are arranged along the length direction of the side wall of the groove body (21), sliding blocks (213) which are connected in the sliding grooves (212) on the two sides in a sliding mode are arranged on the pushing plate (211), and a driving piece which is used for driving the sliding blocks (213) to move in the sliding grooves (212) is arranged in the sliding grooves (.
3. The steel structure movable threshold double-leaf steel structure protective airtight door as claimed in claim 2, wherein: the cross section of the sliding groove (212) is arranged to be T-shaped, and the sliding block (213) is matched with the T-shaped sliding groove (212).
4. The steel structure movable threshold double-leaf steel structure protective airtight door as claimed in claim 2, wherein: the driving piece comprises a threaded lead screw (214) which is rotatably connected into the sliding groove (212) along the length direction of the sliding groove (212) on one side, the sliding block (213) is in threaded connection with the threaded lead screw (214), and a rotating piece used for driving the threaded lead screw (214) to rotate is arranged on the door leaf (2).
5. The steel structure movable threshold double-leaf steel structure protective airtight door as claimed in claim 4, wherein: the door leaf (2) is towards the end portion of spout (212) far away from door leaf (2) and has been seted up drive groove (23), the length direction of drive groove (23) is perpendicular with the length direction of spout (212), drive groove (23) and spout (212) intercommunication set up, the rotation piece includes rotates along the length direction of drive groove (23) and connects axis of rotation (231) in drive groove (23), the end cover that threaded lead screw (214) is close to axis of rotation (231) is established and fixedly connected with first bevel gear (215), the end cover of axis of rotation (231) is established and fixedly connected with second bevel gear (232) with first bevel gear (215) meshing, the end portion of axis of rotation (231) outside drive groove (23) is provided with rotation handle (233).
6. The steel structure movable threshold double-leaf steel structure protective airtight door as claimed in claim 1, wherein: the air bag (22) is provided with a connecting piece used for detachably connecting the air bag (22) to the push plate (211).
7. The steel structure movable threshold double-leaf steel structure protective airtight door as claimed in claim 6, wherein: the connecting piece includes that fixed setting is on gasbag (22) is close to the face of push pedal (211) and be located magnet piece (24) of gasbag (22) both sides, push pedal (211) set up to be made for metal material.
8. The steel structure movable threshold double-leaf steel structure protective airtight door as claimed in claim 7, wherein: and grooves (216) used for clamping the magnet blocks (24) are formed in the push plate (211) and positioned on two sides of the push plate (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920231946.7U CN210033151U (en) | 2019-02-23 | 2019-02-23 | Steel construction threshold biparting steel construction protective airtight door that lives |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920231946.7U CN210033151U (en) | 2019-02-23 | 2019-02-23 | Steel construction threshold biparting steel construction protective airtight door that lives |
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| Publication Number | Publication Date |
|---|---|
| CN210033151U true CN210033151U (en) | 2020-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920231946.7U Active CN210033151U (en) | 2019-02-23 | 2019-02-23 | Steel construction threshold biparting steel construction protective airtight door that lives |
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| Country | Link |
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| CN (1) | CN210033151U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112761499A (en) * | 2021-01-22 | 2021-05-07 | 南京武家嘴门窗装饰有限公司 | Intelligent door and window with automatic sound insulation and noise reduction functions |
| CN113153105A (en) * | 2021-05-13 | 2021-07-23 | 四川博瑞人防工程有限公司 | Steel construction threshold formula biparting explosion vent that lives |
-
2019
- 2019-02-23 CN CN201920231946.7U patent/CN210033151U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112761499A (en) * | 2021-01-22 | 2021-05-07 | 南京武家嘴门窗装饰有限公司 | Intelligent door and window with automatic sound insulation and noise reduction functions |
| CN112761499B (en) * | 2021-01-22 | 2022-04-26 | 南京武家嘴门窗装饰有限公司 | Intelligent door and window with automatic sound insulation and noise reduction functions |
| CN113153105A (en) * | 2021-05-13 | 2021-07-23 | 四川博瑞人防工程有限公司 | Steel construction threshold formula biparting explosion vent that lives |
| CN113153105B (en) * | 2021-05-13 | 2022-08-09 | 四川博瑞人防工程有限公司 | Steel construction threshold formula biparting explosion vent that lives |
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