CN116905933B - Intelligent subway access & exit flood-proof protective airtight door - Google Patents
Intelligent subway access & exit flood-proof protective airtight door Download PDFInfo
- Publication number
- CN116905933B CN116905933B CN202310964635.2A CN202310964635A CN116905933B CN 116905933 B CN116905933 B CN 116905933B CN 202310964635 A CN202310964635 A CN 202310964635A CN 116905933 B CN116905933 B CN 116905933B
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- Prior art keywords
- sealing
- door leaf
- door
- lifting
- locking
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- 230000001681 protective effect Effects 0.000 title claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 198
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000001125 extrusion Methods 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 17
- 230000009471 action Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
- E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
- E06B3/36—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement with a single vertical axis of rotation at one side of the opening, or swinging through the opening
- E06B3/362—Double winged doors or windows
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C9/00—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing
- E05C9/06—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with three or more sliding bars
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
- E06B7/18—Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The invention relates to the technical field of protective doors, in particular to an intelligent subway entrance flood-proof protective airtight door, which comprises: a door frame body; a hinge mechanism; a door leaf body; the lifting locking sealing mechanism is arranged on the door leaf body and comprises a lifting driving assembly, a lifting beam connected with the lifting driving assembly, a locking assembly for locking the door leaf body and a sealing beam which is lifted along with the lifting beam; wherein, the lifting beam transversely sets up, and sealing beam and lifting beam parallel arrangement just are in one side that is close to the door leaf body, all have the sealing member on sealing beam's bottom and the one side towards the door leaf body, are connected with the bracing piece between sealing beam and the lifting beam, and when sealing beam was in sealing state, the bracing piece provided the upward holding power of bottom and door leaf body orientation for sealing beam. The bottom surface of the sealing beam and the side surface contacted with the door leaf are subjected to pressure under the action of the inclined supporting rod, so that the bearable sealing pressure is stronger, and the sealing effect of the airtight door is improved.
Description
Technical Field
The invention relates to the technical field of protective doors, in particular to an intelligent flood-proof protective airtight door for subway entrances and exits.
Background
Urban underground spaces such as subways and tunnels have the disaster prevention function besides meeting daily use requirements, such as flood prevention functions of the underground spaces, and in a traditional scheme, certain water blocking heights are designed at all connecting ports to prevent ground water from entering, but the water blocking effect is poor.
In the prior art, as disclosed in chinese patent application No. CN114320125a, in day 4 and 12 of 2022, a sealing system for lifting and lowering a door sill of a subway and tunnel main line protection device is disclosed, wherein a sealing beam is arranged on a door leaf of a protective door in a lifting manner, and after the protective door of the subway is closed, the sealing beam is lowered to seal a space at the bottom of a door body.
However, the inventor found that the above-mentioned sealing beam scheme has only pressure on the sealing beam in the vertical direction, the pressure between the sealing beam and the door body is small, and when the water level is higher than the sealing beam body, the water pressure breaks the pressure between the sealing Liang Yumen bodies and then permeates, so that the sealing effect is poor.
Disclosure of Invention
In view of at least one of the above technical problems, the invention provides an intelligent subway entrance flood-proof protective airtight door, which adopts structural improvement to improve the sealing effect of a sealing beam.
According to a first aspect of the present invention, there is provided an intelligent subway entrance flood protection airtight door, comprising:
the door frame body is connected in the wall body in a sealing way, and the bottom of the door frame body is opened;
hinge mechanisms fixed on two sides of the door frame body, wherein the hinge mechanisms are provided with connecting shafts;
the door leaf body is rotatably connected with the connecting shaft relatively, and can be opened and closed in the space inside or outside the door frame body;
one end of the opening and closing driving mechanism is fixed on one side of the door frame body, and the other side of the opening and closing driving mechanism is connected with the door leaf body and used for driving the door leaf body to open and close;
the lifting locking sealing mechanism is arranged on the door leaf body and comprises a lifting driving assembly, a lifting beam connected with the lifting driving assembly, a locking assembly for locking the door leaf body and a sealing beam which lifts along with the lifting beam;
the lifting beam is transversely arranged, the sealing beam is parallel to the lifting beam and is positioned on one side close to the door leaf body, sealing pieces are arranged at the bottom of the sealing beam and on one side facing the door leaf body, a diagonal bracing rod is connected between the sealing beam and the lifting beam, and when the sealing beam is in a sealing state, the diagonal bracing rod provides supporting force facing the bottom and on the door leaf body direction for the sealing beam.
In some embodiments of the present invention, both ends of the diagonal brace are rotatably connected with the lifting beam and the sealing beam in a vertical plane perpendicular to the door leaf body, and the sealing beam further has a sliding pin structure for sliding movement of the sealing beam in vertical and horizontal directions.
In some embodiments of the present invention, the sliding pin structure includes a guide seat fixed on the door leaf body, and the guide seat has a slide track arranged in a vertical direction;
the sealing device also comprises a fixing seat fixedly connected with the sealing beam and a pin shaft connected with the guide seat and the fixing seat, wherein the pin shaft can be arranged on the slideway in a relatively movable manner, and the pin shaft horizontally penetrates through the fixing seat.
In some embodiments of the invention, a locking shaft is also fixed on the side of the sealing beam remote from the sealing element of the side face, and a wedge-shaped guide surface is also arranged on the side of the locking shaft remote from the sealing beam, and the wedge-shaped guide surface drives the sealing beam towards the door leaf when the locking shaft descends along with the sealing beam.
In some embodiments of the present invention, a sealing base is further provided at the bottom of the door frame body, the sealing base has an inclined sealing surface, and two ends of the sealing beam are disposed parallel to the sealing surface.
In some embodiments of the present invention, the door leaf body has two wings, and the sealing beams on the two door leaf bodies are respectively in parallelogram and inverted trapezoid structures, and the butt joint surfaces of the two sealing beams are in parallel inclined structures.
In some embodiments of the present invention, the sealing member has a hollow strip structure, a sealing seat is further connected to the sealing member at the positions of the two sealing beam ends, and a pressing guide member is connected to the sealing seat in the sealing member, and the pressing guide member is provided with a pressing column arranged obliquely, and the pressing column is configured to apply force to the direction of the sealing seat when being pressed by the sealing member.
In some embodiments of the present invention, the seal seat on one of the seal beams protrudes from the seal beam end, and the seal seat on the other seal beam is recessed so that the two seal seats form a stepped seal structure at the ends of the two seal beams.
In some embodiments of the invention, when the two door leaf bodies are closed, the door leaf body with the parallelogram-shaped sealing beam is closed first, and the other door leaf is closed again.
In some embodiments of the invention, the locking assembly comprises a locking post connected to the lifting beam, a locking seat disposed below the door frame, and a locking sleeve secured to the door leaf body for the locking post to pass through.
The beneficial effects of the invention are as follows: according to the invention, through the arrangement of the inclined support rods and the sealing piece arranged on the door leaf body in the direction of the bottom and the door leaf, after the door leaf body is closed, the sealing beam descends to be in contact with the bottom sealing surface, and under the action of the inclined support rods, the bottom surface of the sealing beam and the side surface in contact with the door leaf are subjected to pressure, so that compared with the prior art, the bearable sealing pressure is stronger, and the sealing effect of the airtight door is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.
Fig. 1 is a schematic diagram of a front structure of an intelligent flood protection airtight door for a subway entrance in an embodiment of the invention;
fig. 2 is a schematic diagram of a back structure of an intelligent flood protection airtight door for a subway entrance in an embodiment of the invention;
FIG. 3 is a cross-sectional view taken along the direction A-A in FIG. 2 in accordance with an embodiment of the present invention;
FIG. 4 is a schematic view of a lifting locking seal mechanism according to an embodiment of the present invention;
FIG. 5 is a schematic view of a connection structure of a sealing beam according to an embodiment of the present invention;
FIG. 6 is a schematic view of a locking shaft on a seal beam according to an embodiment of the present invention;
FIG. 7 is a schematic view of a butt joint structure of a seal beam according to an embodiment of the present invention;
FIG. 8 is an enlarged view of a portion of a seal beam interface in an embodiment of the invention;
FIG. 9 is a schematic view of the internal structure of the seal of FIG. 8 in accordance with an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The intelligent subway entrance flood-proof protective airtight door shown in fig. 1 to 9 comprises a door frame body 1, a hinge mechanism 2, a door leaf body 3, an opening and closing driving mechanism 4 and a lifting locking sealing mechanism 5, wherein in the embodiment of the invention, the door frame body 1 is connected in a wall in a sealing way, and the bottom of the door frame body 1 is opened; the cavity can be a concrete cavity in a tunnel or a subway, and the sealing connection can be fixed in a wall body in an anchoring manner by adopting sealing connectors such as rubber and the like; in the embodiment of the invention, the opening of the door frame body means that the bottom of the door frame is not provided with a threshold, so that a better sealing environment is provided for the sealing mechanism, and the situation that water leakage is caused by a gap between the threshold and the door leaf body 3 is avoided.
As shown in fig. 1, hinge mechanisms 2 are fixed at both sides of the door frame body 1, and the hinge mechanisms 2 are provided with connecting shafts 21; in the embodiment of the invention, the hinge mechanism 2 can be fixed on the wall bodies at two sides of the door frame body 1 in a manner of embedded parts, and can also be welded on two sides of the door frame; the door leaf body 3 and the connecting shaft 21 can be connected in a relative rotation way, and the inside or outside space of the door frame body 1 can be opened and closed; one end of an opening and closing driving mechanism 4 is fixed on one side of the door frame body 1, and the other side of the opening and closing driving mechanism is connected with the door leaf body 3 and is used for driving the door leaf body 3 to open and close; it should be noted here that, in the embodiment of the present invention, the hinge mechanism 2, the door leaf body 3 and the opening and closing driving mechanism 4 may be all of the prior art, and the driving mechanism may be in a manual driving form, or may be in an automatic structural form such as a hydraulic driving form, a mechanical driving form, or the like;
as shown in fig. 2, the lifting locking sealing mechanism 5 in the embodiment of the present invention is provided on the door leaf body 3, and includes a lifting driving assembly 51, a lifting beam 52 connected to the lifting driving assembly 51, a locking assembly 53 for locking the door leaf body 3, and a sealing beam 54 lifting following the lifting beam 52; when the door leaf body 3 is specifically closed, the door leaf body 3 is rotated by the opening and closing driving mechanism 4 to be attached to the door frame body 1, and then the lifting driving assembly 51 drives the lifting beam 52 to descend until the bottom of the sealing beam 54 and one side close to the door leaf body 3 are contacted; the locking assembly 53 here, as shown in fig. 3, includes a locking post 53a connected to the lifting beam 52, a locking seat 53b provided below the door frame, and a locking sleeve 53c fixed to the door leaf body 3 through which the locking post 53a passes. When the lifting driving assembly 51 drives the lifting beam 52 to descend, the locking column 53a descends along with the lifting beam 52 until the bottom of the locking column 53a penetrates out of the bottom of the locking sleeve 53c and stretches into the locking seat 53b, so that the door leaf body 3 is locked.
As shown in fig. 3 to 5, in the embodiment of the present invention, the lifting beam 52 is laterally disposed, the sealing beam 54 is disposed parallel to the lifting beam 52 and is located at a side close to the door leaf body 3, the sealing beam 54 has a sealing member 54a at the bottom and a side facing the door leaf body, a diagonal support bar 55 is connected between the sealing beam 54 and the lifting beam 52, and the diagonal support bar 55 provides a supporting force to the sealing beam 54 in a direction facing the bottom and the door leaf body 3 when the sealing beam 54 is in a sealed state. In the embodiment of the invention, by arranging the inclined support rods 55, after the sealing beam 54 is in place, the sealing beam 54 is subjected to downward and downward force towards the door leaf body 3 by the support of the inclined support rods 55, and the reinforcing and sealing effects of the two forces can be improved.
In the above embodiment, through the arrangement of the diagonal brace 55 and the sealing piece 54a arranged on the door leaf body 3 in the direction of the bottom and the door leaf, after the door leaf body 3 is closed, the sealing beam 54 descends to contact with the bottom sealing surface 11a, under the action of the diagonal brace 55, the bottom surface of the sealing beam 54 and the side surface contacted with the door leaf are both stressed, and therefore compared with the prior art, the sustainable sealing pressure is stronger, and the sealing effect of the airtight door is improved.
On the basis of the above-described embodiment, as shown in fig. 5, in the embodiment of the present invention, in order to further improve the sealing effect of the sealing beam 54, both ends of the diagonal brace 55 are rotatably connected with the lifting beam 52 and the sealing beam 54 in a vertical plane perpendicular to the door leaf body 3, and the sealing beam 54 further has a sliding pin structure 56, the sliding pin structure 56 being used for sliding of the sealing beam 54 in the vertical and horizontal directions. In this way, by the arrangement of the sliding pin structure 56, the sealing beam 54 descends together with the lifting beam 52, and after the lifting beam 52 descends to the sealing position, the angle of the diagonal support bar 55 is changed to a certain extent, so that the force application effect on the sealing beam 54 is further improved.
In the embodiment of the present invention, as shown in fig. 5, the specific structure of the sliding pin structure 56 is that the sliding pin structure 56 includes a guide seat 56a fixed on the door leaf body 3, and the guide seat 56a has a slide way arranged in the vertical direction; the sealing device also comprises a fixed seat 56b fixedly connected with the sealing beam 54 and a pin shaft 56c connected with the guide seat 56a and the fixed seat 56b, wherein the pin shaft 56c can be arranged on the slideway in a relatively movable way, and the pin shaft 56c horizontally penetrates through the fixed seat 56b. So set up for sealing beam 54 still leaves the clearance before reaching sealed position between door fan body 3, thereby improves sealing beam 54 gliding smoothness nature, and then after reaching sealed position, through the promotion of bracing piece 55, make fixing base 56b slide towards door fan body 3 on round pin axle 56c, and then reach the effect of door fan laminating, through above-mentioned setting for sealing beam 54 and door fan body 3 between the clearance adjustable setting, and then further improved sealing beam 54's sealed effect.
In the embodiment of the present invention, in order to further improve the sealing effect, as shown in fig. 6, a locking shaft 57 is further fixed to the side of the sealing beam 54 away from the side sealing member 54a, and a wedge-shaped guide surface 57a is further provided to the side of the locking shaft 57 away from the sealing beam 54, and the wedge-shaped guide surface 57a drives the sealing beam 54 toward the door leaf when the locking shaft 57 descends along with the sealing beam 54. So set up for sealing beam 54 before reaching the sealing position, the bottom of locking axle 57 stretches into the hole that the lower part was preset, through wedge guide face 57 a's setting for wedge guide face 57a drive sealing beam 54 removes towards door leaf body 3, through wedge guide face 57a and diagonal bracing piece 55's cooperation, can guarantee sealing beam 54 and door leaf body 3's laminating compactness, and then guaranteed sealing reliability.
As shown in fig. 7, in the embodiment of the present invention, the bottom of the door frame body 1 is further provided with a sealing base 11, the sealing base 11 has an inclined sealing surface 11a, and two ends of the sealing beam 54 are disposed parallel to the sealing surface 11 a. By the arrangement, the two ends of the sealing beam 54 are contacted with the sealing surface 11a of the sealing base 11 in an inclined plane manner, so that the contact area is increased, and the sealing effect is improved;
in addition, in the embodiment of the present invention, through the contact of the inclined planes, the sealing beams 54 can be driven to move laterally, please continue to refer to fig. 7, the door leaf body 3 has two wings, the sealing beams 54 on the two door leaf bodies 3 respectively have parallelogram and inverted trapezoid structures, and the butt joint surfaces of the two sealing beams 54 have parallel inclined plane structures. By the arrangement of the inclined planes, the transverse force application can be carried out at the butt joint surface of the two sealing beams 54, so that the sealing performance of the weakest sealing position of the gap between the two door leaf bodies 3 during closing is improved; it should be noted here that in the embodiment of the invention, the two door leaf bodies 3 are closed when the door leaf body 3 with the parallelogram-shaped sealing beam 54 is closed first, and the other door leaf is closed again. That is, as shown in fig. 7, the door leaf with the parallelogram is closed, then the sealing beam 54 is lowered to the position, and then the pipe wall of the other door leaf is continued, so that the inverted trapezoid sealing beam 54 is just clamped on the inclined plane of the sealing seat 54a1 and the inclined plane of the end part of the parallelogram sealing beam 54, both sides apply force transversely, and the sealing effect of both ends of the sealing beam 54 is improved.
On the basis of the above embodiment, the structural form of the sealing element 54a is further improved in the embodiment of the present invention, as shown in fig. 8 and 9, the sealing element 54a is in a hollow strip structure, and by setting the hollow structure, the deformation degree of the sealing element 54a can be improved, so that the sealing effect and the service life are improved; in addition, in order to further enhance the sealing effect of the end faces of the seal beams 54, as shown in fig. 9, a seal seat 54a1 and a pressing guide 54a2 connected to the seal seat 54a1 in the seal 54a are further connected to the seal 54a at positions of the end portions of the seal beams 54, and the pressing guide 54a2 has a pressing column provided obliquely thereon, the pressing column being configured to apply a force in the direction of the seal seat 54a1 when pressed by the seal 54 a. By applying force to the extrusion guide column when the seal member 54a is deformed, the extrusion guide column is forced towards the direction of the seal seat 54a1, and the sealing effect of the contact position of the end surfaces of the two seal beams 54 is further improved. It should be noted here that, in order to further increase the stress of the seal seat 54a1, in the embodiment of the present invention, the pressing guide 54a2 is connected to the seal seat 54a1 by a circular truncated cone-shaped cylinder, and a force gathering ring 54a3 is further provided on the cylinder near the seal seat 54a1, and by this ring arrangement, the stress of the pressing column can be balanced, and the stress uniformity of the seal seat 54a1 can be improved. In addition, referring to fig. 9, in the embodiment of the present invention, in the two sealing beams 54, the sealing seat 54a1 on one sealing beam 54 protrudes from the end of the sealing beam 54, and the sealing seat 54a1 on the other sealing beam 54 is concavely disposed, so that the two sealing seats 54a1 form a step-type sealing structure at the end of the two sealing beams 54. By this arrangement, in addition to the contact between the end faces of the seal beams 54, a labyrinth seal structure is formed by the stepped seal faces 11a, further improving the sealing effect.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. An intelligent subway access & exit flood protection airtight door, its characterized in that includes:
the door frame body is connected in the wall body in a sealing way, and the bottom of the door frame body is opened;
hinge mechanisms fixed on two sides of the door frame body, wherein the hinge mechanisms are provided with connecting shafts;
the door leaf body is rotatably connected with the connecting shaft relatively, and can be opened and closed in the space inside or outside the door frame body;
one end of the opening and closing driving mechanism is fixed on one side of the door frame body, and the other side of the opening and closing driving mechanism is connected with the door leaf body and used for driving the door leaf body to open and close;
the lifting locking sealing mechanism is arranged on the door leaf body and comprises a lifting driving assembly, a lifting beam connected with the lifting driving assembly, a locking assembly for locking the door leaf body and a sealing beam which lifts along with the lifting beam;
the lifting beam is transversely arranged, the sealing beam and the lifting beam are arranged in parallel and are positioned at one side close to the door leaf body, sealing pieces are arranged at the bottom of the sealing beam and on one side facing the door leaf body, a diagonal bracing rod is connected between the sealing beam and the lifting beam, and when the sealing beam is in a sealing state, the diagonal bracing rod provides supporting force for the sealing beam in the directions facing the bottom and the door leaf body;
both ends of the inclined support rod are rotatably connected with the lifting beam and the sealing beam in a vertical plane perpendicular to the door leaf body, and the sealing beam is also provided with a sliding pin structure which is used for sliding the sealing beam in the vertical and horizontal directions;
the sealing piece is of a hollow strip-shaped structure, a sealing seat and an extrusion guide piece connected with the sealing seat in the sealing piece are further connected to the positions of the two sealing beam ends in the sealing piece, the extrusion guide piece is provided with an extrusion column which is obliquely arranged, and the extrusion column is configured to apply force to the direction of the sealing seat when being extruded by the sealing piece.
2. The intelligent subway entrance flood-proof protective airtight door according to claim 1, wherein the sliding pin structure comprises a guide seat fixed on the door leaf body, and a slideway arranged in the vertical direction is arranged on the guide seat;
the sealing device also comprises a fixing seat fixedly connected with the sealing beam and a pin shaft connected with the guide seat and the fixing seat, wherein the pin shaft can be arranged on the slideway in a relatively movable manner, and the pin shaft horizontally penetrates through the fixing seat.
3. The intelligent subway entrance flood protection airtight door according to claim 2, wherein a locking shaft is further fixed on one side of the sealing member, which is far away from the side face, of the sealing beam, a wedge-shaped guide surface is further arranged on one side of the locking shaft, which is far away from the sealing beam, and the wedge-shaped guide surface drives the sealing beam towards the door leaf when the locking shaft descends along with the sealing beam.
4. The intelligent subway entrance flood-proof protective airtight door according to claim 1, wherein a sealing base is further arranged at the bottom of the door frame body, an inclined sealing surface is arranged on the sealing base, and two ends of the sealing beam are arranged in parallel with the sealing surface.
5. The intelligent subway entrance flood protection airtight door according to claim 4, wherein the door leaf body has two wings, and the sealing beams on the two door leaf bodies are respectively in parallelogram and inverted trapezoid structures, and the butt joint surfaces of the two sealing beams are in parallel inclined structures.
6. The intelligent subway entrance flood protection airtight door according to claim 1, wherein in the two sealing beams, the sealing seat on one sealing beam protrudes out of the end of the sealing beam, and the sealing seat on the other sealing beam is concavely arranged, so that the two sealing seats form a step type sealing structure at the end of the two sealing beams.
7. The intelligent subway entrance flood protection airtight door according to claim 4, wherein when two door leaf bodies are closed, the door leaf body with the parallelogram sealing beam is closed first, and the other door leaf is closed again.
8. The intelligent subway entrance flood protection airtight door according to claim 1, wherein the locking assembly comprises a locking column connected with the lifting beam, a locking seat arranged below the door frame and a locking sleeve fixed on the door leaf body and allowing the locking column to pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310964635.2A CN116905933B (en) | 2023-08-02 | 2023-08-02 | Intelligent subway access & exit flood-proof protective airtight door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310964635.2A CN116905933B (en) | 2023-08-02 | 2023-08-02 | Intelligent subway access & exit flood-proof protective airtight door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116905933A CN116905933A (en) | 2023-10-20 |
| CN116905933B true CN116905933B (en) | 2023-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310964635.2A Active CN116905933B (en) | 2023-08-02 | 2023-08-02 | Intelligent subway access & exit flood-proof protective airtight door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116905933B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117703234A (en) * | 2023-11-23 | 2024-03-15 | 广州地铁设计研究院股份有限公司 | Threshold-free flood-proof protective airtight door for urban underground space entrance |
| CN117449732B (en) * | 2023-12-22 | 2024-03-26 | 湖南金钢人防工程设备有限公司 | Electric control steel structure double-leaf protective airtight door |
| CN118273635A (en) * | 2024-04-03 | 2024-07-02 | 广州地铁设计研究院股份有限公司 | Waterproof airtight door without threshold |
| CN119352874A (en) * | 2024-12-23 | 2025-01-24 | 广州地铁设计研究院股份有限公司 | A kind of intelligent control flood prevention and protection closed door for subway station entrance and exit |
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| CN103266838A (en) * | 2013-05-21 | 2013-08-28 | 中国人民解放军总参谋部工程兵第四设计研究院 | Threshold-free civil defense door of doorway |
| CN103835609A (en) * | 2014-01-29 | 2014-06-04 | 中国人民解放军总参谋部工程兵第四设计研究院 | Metro inter-zone flood-preventing protective air-tight gate opened and closed in swing mode |
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| CN114320125A (en) * | 2021-12-28 | 2022-04-12 | 广州地铁设计研究院股份有限公司 | Sill-free lifting sealing system for subway and tunnel main line protective equipment |
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| CN109659250A (en) * | 2017-10-12 | 2019-04-19 | 张仁才 | Door gear for chamber |
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| CN213743052U (en) * | 2020-11-17 | 2021-07-20 | 中国建筑标准设计研究院有限公司 | Bottom sealing device of double-leaf protective airtight door without threshold |
| CN114320125A (en) * | 2021-12-28 | 2022-04-12 | 广州地铁设计研究院股份有限公司 | Sill-free lifting sealing system for subway and tunnel main line protective equipment |
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| CN116905933A (en) | 2023-10-20 |
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