CN112227861B - Anti-deformation stay bar for platform door - Google Patents
Anti-deformation stay bar for platform door Download PDFInfo
- Publication number
- CN112227861B CN112227861B CN202011302400.XA CN202011302400A CN112227861B CN 112227861 B CN112227861 B CN 112227861B CN 202011302400 A CN202011302400 A CN 202011302400A CN 112227861 B CN112227861 B CN 112227861B
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- Prior art keywords
- door
- emergency door
- lower plate
- emergency
- roller
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- 239000011148 porous material Substances 0.000 claims 1
- 230000005484 gravity Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 4
- 230000008602 contraction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F7/00—Accessories for wings not provided for in other groups of this subclass
- E05F7/06—Devices for taking the weight of the wing, arranged away from the hinge axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B1/00—General arrangement of stations, platforms, or sidings; Railway networks; Rail vehicle marshalling systems
- B61B1/02—General arrangement of stations and platforms including protection devices for the passengers
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D13/00—Accessories for sliding or lifting wings, e.g. pulleys, safety catches
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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
- E06B1/00—Border constructions of openings in walls, floors, or ceilings; Frames to be rigidly mounted in such openings
- E06B1/70—Sills; Thresholds
-
- 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
- E06B1/00—Border constructions of openings in walls, floors, or ceilings; Frames to be rigidly mounted in such openings
- E06B1/70—Sills; Thresholds
- E06B2001/707—Thresholds with special provision for insulation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Transportation (AREA)
- Platform Screen Doors And Railroad Systems (AREA)
Abstract
The invention discloses a deformation-preventing stay bar for a platform door, which comprises a main body part and a threshold orifice plate; the main body part is arranged below the emergency door of the platform door and is respectively positioned at two sides of the emergency door with the door shaft of the emergency door; the main body part comprises an emergency door lower plate fixed below a door body of the emergency door, a stay bar connected with the emergency door lower plate through a lower plate hinge and a spring, and a roller connected with the stay bar through a roller hinge; the threshold hole plate is fixed on a threshold below the emergency door and is provided with a threshold hole matched with the roller; when the emergency door is opened, the stay bar is inclined to be close to the lower plate of the emergency door under the action of the tension of the spring; when the emergency door is closed, the roller falls into the threshold hole, and the traction stay bar is erected to support the emergency door. The deformation-preventing support rod for the platform door can provide additional support points for the emergency door except for the door shaft, can prevent the emergency door from falling and deforming under the self gravity, protects the normal structural state of the emergency door in the whole platform door system, and effectively prolongs the service lives of the emergency door and the door shaft.
Description
Technical Field
The invention relates to the technical field of rail transit platform doors, in particular to an anti-deformation stay bar for a platform door.
Background
The urban rail transit platform door, especially the subway platform door, is provided with an emergency door. The emergency door of the subway platform door limits the position of the emergency door through a door shaft, and the door shaft is arranged on one side of the emergency door body. The door body of the emergency door gradually and slowly deforms under the continuous action of self gravity, one side of the door body, which is not provided with the door shaft, gradually sinks and tilts due to the lack of lower support, and the door shaft is singly stressed to be bent and deformed. The deformation of the emergency door can cause a series of structural dislocation collision problems, and the normal use of the platform door is affected.
Disclosure of Invention
The invention aims to provide a deformation-preventing support rod for a platform door, which is used for being arranged below the emergency door of the platform door, providing supporting force for the emergency door and preventing the emergency door from gradually deforming in a door body structure under the action of self gravity.
In order to achieve the above object, the present invention provides a station door deformation-preventing stay comprising a main body portion and a threshold plate; the main body part is arranged below the emergency door of the platform door and is respectively positioned at two sides of the emergency door with the door shaft of the emergency door; the main body part comprises an emergency door lower plate, a lower plate hinge, a spring, a stay bar, a roller hinge and a roller; the emergency door lower plate is fixed below the door body of the emergency door, hinged with the upper end of the stay bar through the lower plate hinge and connected with the stay bar through the spring; the lower end of the stay bar is connected with the roller through the roller hinge; the threshold hole plate is fixed on a threshold below the emergency door, and a threshold hole matched with the roller is formed in the threshold hole plate; when the emergency door is opened, the stay bar is inclined under the action of the tension of the spring, and the lower end of the stay bar is close to the lower plate of the emergency door; when the emergency door is closed, the roller falls into the threshold hole, and the lower end of the stay bar is pulled away from the lower plate of the emergency door, so that the stay bar is erected to support the emergency door.
Further, the stay bar is L-shaped and comprises a main support piece and a secondary support piece, wherein the lower end of the main support piece is connected with the inner end of the secondary support piece; the emergency door lower plate is hinged with the upper end of the main support piece through the lower plate hinge and is connected with the auxiliary support piece through the spring, and the spring applies a pulling force to the auxiliary support piece in the direction of the emergency door lower plate; the roller is connected with the lower end of the main support piece through the roller hinge.
Further, when the emergency door is opened, the auxiliary supporting piece of the supporting rod is upwards close to the lower plate of the emergency door under the action of the tension force of the spring, and drives the supporting rod to rotate and incline by taking the hinge of the lower plate as an axis, so that the lower end of the main supporting piece of the supporting rod is close to the lower plate of the emergency door; when the emergency door is closed, under the traction of the roller wheel falling into the threshold hole, the auxiliary supporting piece is far away from the lower plate of the emergency door, and drives the supporting rod to reversely rotate by taking the hinge of the lower plate as an axis, so that the main supporting piece of the supporting rod is erected to support the emergency door.
From the above technical scheme, the invention has the following advantages:
the deformation-preventing stay bar for the platform door can be widely applied to urban rail transit platform doors, in particular to emergency doors of subway platform doors. By installing the anti-deformation support rod of the platform door below the emergency door of the platform door, extra supporting points except a door shaft can be provided for the emergency door, and the emergency door can be prevented from falling down and deforming under the self gravity, so that the normal structural state of the emergency door in the whole platform door system is protected, and the service lives of the emergency door and the door shaft are effectively prolonged.
In addition, the deformation-preventing stay bar of the platform door can be used as an independent and complete upgrade module, and can be directly welded and installed on the existing platform door without changing the existing door body structure. It will be appreciated that the present invention provides a self-contained anti-deformation brace module which is not intended to be a dedicated component of a platform door but may be mounted to other door bodies other than platform doors.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments and the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a structural view of a platform door deformation preventing brace according to an embodiment of the present invention;
FIG. 2 is a block diagram of a platform door deformation preventing brace according to an embodiment of the invention mounted to an emergency door;
FIG. 3 is an enlarged view of a portion of the lower left side of the right side emergency gate of FIG. 2;
fig. 4 is a schematic structural view of the right side emergency door in fig. 3 in a closed state.
Detailed Description
In order that those skilled in the art will better understand the present invention, a technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
The terms first, second, third and the like in the description and in the claims and in the above drawings, are used for distinguishing between different objects and not necessarily for describing a particular sequential or chronological order. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed steps or elements but may include other steps or elements not listed or inherent to such process, method, article, or apparatus.
The following is a detailed description of specific examples.
As described in the background section, emergency doors of urban rail transit platform doors lack a supporting structure below the door body and are easy to deform, thereby affecting the normal use of the platform doors.
In order to solve the problems, the embodiment of the invention provides a deformation-preventing support rod for a platform door, which is arranged below an emergency door of a rail transit platform door such as a subway and is used for supporting the emergency door and preventing the emergency door from gradually deforming in a door body structure under the action of gravity.
Referring to fig. 1, the deformation-preventing stay for a platform door according to the embodiment of the present invention includes two parts, namely a main body part 10 and a threshold plate 7; wherein the main body part 10 is installed below the emergency door of the platform door, and is respectively positioned at two sides of the emergency door with the door shaft of the emergency door; the threshold plate 7 is fixed on the threshold below the emergency gate.
The main body part 10 comprises a lower plate 1 of the emergency door, a hinge 2 of the lower plate, a spring 3, a stay 4, a roller hinge 5 and a roller 8; the emergency door lower plate 1 is fixed below the door body of the emergency door, is hinged with the upper end of the stay bar 4 through the lower plate hinge 2, and is also connected with the stay bar 4 through the spring 3; the lower end of the stay bar 4 is connected with the roller 8 through the roller hinge 5. The threshold plate 7 is provided with a threshold hole 6 matched with the roller 8 and used for accommodating the roller 8.
Wherein the contracted state of the spring 3 can pull the stay 4 upwards until the stay contacts the emergency door lower panel 1. When the emergency door is opened, the stay bar 4 is inclined under the action of the tension of the spring 3, and the lower end of the stay bar 4 is close to the emergency door lower plate 1; when the emergency door is closed, the roller 8 falls into the threshold hole 6, and the lower end of the stay bar is pulled away from the lower plate of the emergency door, so that the stay bar is erected to support the emergency door.
Specifically, when the emergency door is not completely closed, the roller 8 falls into the threshold hole 6; when the emergency door continues to be closed, the lower end of the stay bar 4 is far away from the emergency door lower plate 1 under the traction of the roller 8, so that the stay bar 4 is turned from an inclined state to a standing state to support the emergency door.
In some embodiments, the stay bar 4 has an L shape and includes a main support 41 and a sub support 42, and a lower end of the main support 41 is connected to an inner end of the sub support 42; the emergency door lower plate 1 is hinged with the upper end of the main support 41 through the lower plate hinge 2 and is connected with the auxiliary support 42 through the spring 3, and the spring 3 applies a pulling force to the auxiliary support 42 in the direction of the emergency door lower plate 1; the roller 8 is connected to the lower end of the main support 41 through the roller hinge 5.
As shown in FIG. 2, the structure of the deformation-preventing stay for the platform door is shown, wherein the deformation-preventing stay for the platform door is installed on the emergency doors, and the left emergency door and the right emergency door are in an open state.
Fig. 3 is a partial enlarged view of the lower left side of the right side emergency door body in fig. 2, and it can be seen from the drawing that the station door deformation preventing stay according to the embodiment of the present invention is installed under the right side emergency door body, the main body portion 10 thereof is installed on the lower frame of the emergency door body, the threshold plate 7 is installed on the corresponding threshold, at this time, the right side emergency door is in an opened state, and the stay 4 is lifted up by tilting under the contraction force of the spring 3.
Fig. 4 is a schematic structural diagram of the right emergency door in fig. 3 in a closed state, at this time, due to the limit of the threshold plate 7, the roller 8 falls into the threshold hole 6, the roller 8 pulls the stay 4 to drop downward against the contraction force of the spring 3, and the dropped stay 4 in a standing state can be supported between the emergency door lower plate 1 and the threshold plate 7, so as to establish a supporting point on the threshold for the emergency door.
The concrete working principle of the deformation-preventing stay bar of the platform door is as follows:
when the emergency door is opened, the auxiliary supporting piece 42 of the supporting rod 4 is upwards close to the emergency door lower plate 1 under the action of the tension force of the spring 3, and drives the supporting rod 4 to rotate and incline by taking the lower plate hinge 2 as an axis, so that the lower end of the main supporting piece 41 of the supporting rod 4 is close to the emergency door lower plate 1;
when the emergency door is about to be completely closed, the roller 8 falls into the threshold hole 6;
when the emergency door continues to be closed, under the traction of the roller 8 falling into the threshold hole 6, the auxiliary supporting piece 42 is far away from the lower plate 1 of the emergency door, and drives the supporting rod 4 to reversely rotate by taking the hinge 2 of the lower plate as an axis, so that the main supporting piece 41 of the supporting rod 4 is erected to support the emergency door.
From the above technical scheme, the invention has the following advantages:
the deformation-preventing stay bar for the platform door can be widely applied to urban rail transit platform doors, in particular to emergency doors of subway platform doors. By installing the anti-deformation support rod of the platform door below the emergency door of the platform door, extra supporting points except a door shaft can be provided for the emergency door, and the emergency door can be prevented from falling down and deforming under the self gravity, so that the normal structural state of the emergency door in the whole platform door system is protected, and the service lives of the emergency door and the door shaft are effectively prolonged.
In addition, the deformation-preventing stay bar of the platform door can be used as an independent and complete upgrade module, and can be directly welded and installed on the existing platform door without changing the existing door body structure. It will be appreciated that the present invention provides a self-contained anti-deformation brace module which is not intended to be a dedicated component of a platform door but may be mounted to other door bodies other than platform doors.
In the foregoing embodiments, the descriptions of the embodiments are each focused, and for those portions of one embodiment that are not described in detail, reference may be made to the related descriptions of other embodiments.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; those of ordinary skill in the art will appreciate that: the technical scheme described in the above embodiments can be modified or some technical features thereof can be replaced equivalently; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (4)
1. A deformation-preventing stay bar for a platform door, which is characterized by comprising a main body part and a threshold pore plate;
the main body part is arranged below the emergency door of the platform door and is respectively positioned at two sides of the emergency door with the door shaft of the emergency door; the main body part comprises an emergency door lower plate, a lower plate hinge, a spring, a stay bar, a roller hinge and a roller; the support rod comprises a main support piece and an auxiliary support piece, the lower plate of the emergency door is fixed below the door body of the emergency door, the lower plate is hinged with the upper end of the main support piece through a lower plate hinge, the lower plate is connected with the auxiliary support piece through a spring, and the spring applies a pulling force to the auxiliary support piece in the direction of the lower plate of the emergency door; the lower end of the stay bar is connected with the roller through the roller hinge; the threshold hole plate is fixed on a threshold below the emergency door, and a threshold hole matched with the roller is formed in the threshold hole plate;
when the emergency door is opened, the stay bar is inclined under the action of the tension of the spring, and the lower end of the stay bar is close to the lower plate of the emergency door; when the emergency door is closed, the roller falls into the threshold hole, and the lower end of the stay bar is pulled away from the lower plate of the emergency door, so that the stay bar is erected to support the emergency door.
2. A platform door deformation preventing brace according to claim 1,
the main support piece and the auxiliary support piece of the support rod are L-shaped, and the lower end of the main support piece is connected with the inner end of the auxiliary support piece.
3. A platform door deformation preventing brace according to claim 2, wherein,
when the emergency door is opened, the auxiliary supporting piece of the supporting rod is upwards close to the lower plate of the emergency door under the action of the tension force of the spring, and drives the supporting rod to rotate and incline by taking the hinge of the lower plate as an axis, so that the lower end of the main supporting piece of the supporting rod is close to the lower plate of the emergency door;
when the emergency door is closed, under the traction of the roller wheel falling into the threshold hole, the auxiliary supporting piece is far away from the lower plate of the emergency door, and drives the supporting rod to reversely rotate by taking the hinge of the lower plate as an axis, so that the main supporting piece of the supporting rod is erected to support the emergency door.
4. A platform door deformation preventing brace according to claim 1, wherein the roller is connected to the lower end of the main support by the roller hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011302400.XA CN112227861B (en) | 2020-11-19 | 2020-11-19 | Anti-deformation stay bar for platform door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011302400.XA CN112227861B (en) | 2020-11-19 | 2020-11-19 | Anti-deformation stay bar for platform door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112227861A CN112227861A (en) | 2021-01-15 |
| CN112227861B true CN112227861B (en) | 2023-05-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011302400.XA Active CN112227861B (en) | 2020-11-19 | 2020-11-19 | Anti-deformation stay bar for platform door |
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| CN (1) | CN112227861B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113175278B (en) * | 2021-03-23 | 2022-03-22 | 中铁电气化勘测设计研究院有限公司 | Sliding door who steps on pressure unblock prevents pressing people's device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2116395C (en) * | 1994-02-24 | 2001-01-30 | Bob Davies | Parallel balance system |
| JPH11240683A (en) * | 1998-02-25 | 1999-09-07 | Mitsubishi Electric Corp | Elevator panel door |
| US6393661B1 (en) * | 2001-02-05 | 2002-05-28 | Omega International Ltd. | Spring mounting arrangement for a sash window counterbalance arrangement |
| DE102007024742B4 (en) * | 2007-05-26 | 2016-07-28 | Roto Frank Ag | Window or door with a relief device |
| GB201208653D0 (en) * | 2012-05-16 | 2012-06-27 | Coopers Fire Ltd | Smoke or fire barrier |
| KR20140094115A (en) * | 2013-01-21 | 2014-07-30 | 삼성전자주식회사 | Refrigerator |
| CN214035248U (en) * | 2020-11-19 | 2021-08-24 | 方大智创科技有限公司 | Anti-deformation stay bar for platform door |
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| CN112227861A (en) | 2021-01-15 |
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Address after: 518000 101, Building A, No. 14, Kengzi Zhongxing Road, Xiuxin Community, Kengzi Street, Pingshan District, Shenzhen, Guangdong Province Patentee after: Fangda Zhiyuan Technology Co.,Ltd. Address before: 518057 Fangda Science and Technology Building, South 12 South Science and Technology Road, Nanshan High-tech Industrial Park, Shenzhen City, Guangdong Province Patentee before: FANGDA ZHICHUANG TECHNOLOGY Co.,Ltd. |