CN215804020U - Novel super large aperture platform door - Google Patents
Novel super large aperture platform door Download PDFInfo
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- CN215804020U CN215804020U CN202120315668.0U CN202120315668U CN215804020U CN 215804020 U CN215804020 U CN 215804020U CN 202120315668 U CN202120315668 U CN 202120315668U CN 215804020 U CN215804020 U CN 215804020U
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Abstract
The utility model provides a novel super-large-opening platform door, and relates to the technical field of platform safety protection equipment. This novel super large aperture platform door, including fixed door and sliding door, still include drive mechanism, the fixed door has and holds the chamber, it installs a supporting beam to hold the top and/or the bottom in chamber, a supporting beam rotates a plurality of gyro wheels of installation, the sliding door with gyro wheel sliding fit, drive mechanism installs hold the intracavity and be located the middle part of sliding door height direction, drive mechanism is used for the drive the sliding door is followed the gyro wheel is relative the fixed door slides. The novel ultra-large opening platform door provided by the utility model utilizes the supporting beam and the plurality of rollers embedded in the supporting beam to jointly support and guide the sliding door to horizontally stretch and slide relative to the fixed door, so that the problem of poor structural strength of the platform door when the opening degree of the platform door is increased is solved, and the opening degree of the platform door can reach more than 7 m.
Description
Technical Field
The utility model relates to the technical field of platform safety protection equipment, in particular to a novel super-large-opening platform door.
Background
The high-speed rail, intercity railway and urban rail transit in China develop towards the direction of high flow and public traffic, the running speed of the train is continuously improved, the running tracking interval is not encrypted, and the minimum departure interval is gradually shortened, so that higher requirements are provided for the platform waiting environment.
The types of train types adopted by high-speed railways and intercity railways are various, and the distance between two vehicle doors at the joint of a carriage is relatively short. If the arrangement of the platform doors of the common type is adopted, the condition that the platform doors cannot cover the train doors is easily caused, the passing convenience and riding safety of passengers getting on and off the train are influenced, and the punctual running time of the train arriving at a station can even be influenced.
The semi-height type platform door is an unclosed platform door, is usually erected on an elevated or ground station and is used for isolating a station platform from a train track area and avoiding the risk that passengers carelessly fall into the track area. Ordinary half high formula platform door sets up two emergency exits about passenger passageway both sides, the emergency exit of the left and right sides is respectively along left right direction telescopic movement realization closure and opening operation, after increase platform door opening, sliding door guide rail length increases, platform door self structural strength has been reduced, influence platform door operating stability, the opening size of platform door has seriously been restricted, and then influence the coverage area of platform door and different grade type train, can't satisfy the convenience and the security needs by bus of getting on or off the bus passenger passageway.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel super-large-opening platform door which is used for solving the defect that the platform door is limited in opening and is difficult to adapt to different types of trains in the prior art.
The utility model provides a novel ultra-large-opening platform door which comprises a fixed door, a sliding door and a transmission mechanism, wherein the fixed door is provided with an accommodating cavity, a supporting beam is arranged at the top and/or the bottom of the accommodating cavity, a plurality of rollers are rotatably arranged on the supporting beam, the sliding door is in sliding fit with the rollers, the transmission mechanism is arranged in the accommodating cavity and is positioned in the middle of the sliding door in the height direction, and the transmission mechanism is used for driving the sliding door to slide relative to the fixed door along the rollers.
According to the novel ultra-large-opening platform door provided by the utility model, the fixed door comprises a top plate, a bottom plate, side plates, a door plate and a door frame upright post, the top plate is fixedly arranged at the top of the door frame upright post, the bottom plate is fixedly arranged at the bottom of the door frame upright post, the door plate is fixedly arranged at two sides of the door frame upright post in the length direction, the side plates are arranged at two sides of the door frame upright post in the width direction, and one of the side plates is provided with a through hole for the sliding door to pass through.
According to the novel ultra-large-opening platform door provided by the utility model, the door frame stand columns comprise a plurality of door frame stand columns which are arranged at intervals, the tops of two adjacent door frame stand columns are connected through the top plate, the bottoms of two adjacent door frame stand columns are connected through the bottom plate, and two sides of the two adjacent door frame stand columns in the length direction are respectively connected through the door plate.
According to the novel ultra-large-opening platform door provided by the utility model, the two top plates and the two bottom plates positioned at the two ends of the fixed door in the length direction are respectively provided with the groove, and the side plates are fixed in the grooves.
The novel super-large-opening platform door further comprises a vertical plate, the vertical plate is arranged corresponding to the door frame upright post, and one vertical plate is arranged between every two adjacent door plates.
According to the novel ultra-large opening platform door provided by the utility model, the sliding door comprises a sliding door frame rod, a glass pressing plate and tempered glass, the sliding door frame rod is provided with a fixed connecting sheet, the glass pressing plate is fixed on the sliding door frame rod through the fixed connecting sheet, and the tempered glass is clamped between two layers of glass pressing plates.
According to the novel ultra-large-opening platform door provided by the utility model, the transmission mechanism comprises a rotary driving piece, a driving chain wheel, a driven chain wheel and a transmission chain, the rotary driving piece can rotate in two directions, the driving chain wheel and the driven chain wheel are arranged on two opposite sides of the fixed door, the rotary driving piece is in driving connection with the driving chain wheel, the driven chain wheel is connected with the driving chain wheel through the transmission chain, the transmission chain comprises a plurality of chain connecting pieces, and the chain connecting pieces are fixedly connected with the sliding door.
According to the novel super-large-opening platform door provided by the utility model, the rotary driving piece is a speed reduction motor.
According to the novel super-large-opening platform door provided by the utility model, the novel super-large-opening platform door further comprises a detection assembly, and the detection assembly is used for detecting whether retentate exists between the platform doors.
According to the novel ultra-large-opening platform door provided by the utility model, the detection assembly comprises a stress piece, universal force sensors and sensor supports, the stress piece is installed at the sliding-out end of the sliding door, the sensor supports are installed at the top and the bottom of the sliding-out end of the sliding door, each sensor support is provided with one universal force sensor, and a spring on each universal force sensor is connected with the stress piece.
The novel ultra-large opening platform door provided by the utility model utilizes the supporting beam and the plurality of rollers embedded in the supporting beam to jointly support and guide the sliding door to horizontally stretch and slide relative to the fixed door, so that the problem of poor structural strength of the platform door when the opening degree of the platform door is increased is solved, and the opening degree of the platform door can reach more than 7 m.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a novel ultra-large opening platform door provided by the present invention;
fig. 2 is a front view of the novel ultra-large opening platform door shown in fig. 1;
fig. 3 is a sectional view of the novel ultra-large opening platform door shown in fig. 1;
FIG. 4 is an enlarged view at B of the cross-sectional view of FIG. 3;
reference numerals:
1: a door frame upright post; 2: a base plate; 3: a top plate;
4: a side plate; 5: a vertical plate; 6: a door panel;
7: a sliding door frame rod; 8: fixing the connecting sheet; 9: tempering the glass holes;
10: glass pressing plates; 11: tempering the glass; 12: a support beam;
13: a roller; 14: a reduction motor; 15: a drive sprocket;
17: a drive chain; 19: a force-receiving member; 20: a universal force sensor;
21: a sensor holder.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The features of the terms first and second in the description and in the claims of the present application may explicitly or implicitly include one or more of such features. In the description of the present invention, "a plurality" means two or more unless otherwise specified. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The structure of the novel ultra-large opening platform door of the present invention is described below with reference to fig. 1 to 4.
As shown in fig. 1, the novel ultra-large-opening platform door provided by the embodiment of the present invention includes a fixed door, a sliding door, a transmission mechanism and a detection assembly, wherein a supporting beam 12 is installed in the fixed door, a plurality of rollers 13 are embedded in the supporting beam 12, and the plurality of rollers 13 are used for jointly supporting and guiding the sliding door to slide relative to the fixed door. The transmission mechanism is arranged in the middle of the sliding door in the height direction and used for driving the sliding door to slide relative to the fixed door, so that the sliding door is opened and closed. The detection assembly is used for detecting whether the retentate exists between the platform door and the train body.
According to the novel ultra-large-opening platform door provided by the embodiment of the utility model, the supporting beam 12 and the plurality of rollers 13 embedded in the supporting beam 12 are utilized to jointly support and guide the sliding door to horizontally stretch and slide relative to the fixed door, so that the problem of poor structural strength of the platform door when the opening of the platform door is increased is solved, and the opening of the platform door can reach more than 7 m.
As shown in fig. 1 and 2, the fixed door includes a door frame pillar 1, a bottom plate 2, a top plate 3, a side plate 4, a vertical plate 5, and a door panel 6. Door frame stand 1 lays a plurality ofly along the length direction order of bottom plate 2, and a plurality of door frame stand 1 intervals set up, and bolt fastening is passed through at door frame stand 1's bottom fixing base at each 2 both ends of bottom plate, and a plurality of bottom plates 2 link to each other in order and form the bottom surface of fixed door. The two ends of each corresponding top plate 3 are fixed on the top fixing seats of the doorframe upright post 1 through bolts, and the top surfaces of the fixed doors are sequentially arranged and formed by the plurality of top plates 3. The vertical plate 5 is arranged on two opposite sides of the upright post 1 corresponding to the door frame, the top of each door plate 6 is abutted against the corresponding top plate 3, the bottom of each door plate is abutted against the corresponding bottom plate 2, the side of each door plate is abutted against the vertical plate 5 or the side plate 4, and the door plates 6 and the vertical plates 5 which are arranged in a staggered mode form the front side and the back side of the fixed door. The two side plates 4 are fixed on the two door frame upright posts 1 at the edge of the length direction through bolts. The bottom plate 2 and the top plate 3 are provided with grooves corresponding to the two sides of the fixed door in the length direction, and the side plates 4 are fixed through the grooves. One of the side plates 4 is provided with a through hole for the sliding door to slide. It should be noted that the length direction refers to the length direction of the fixed door, that is, the sliding direction of the sliding door, the front side refers to the side of the door body facing the passenger, and the back side refers to the side of the door body facing away from the passenger.
Therefore, the fixed door provided by the embodiment of the utility model forms a closed cavity by splicing the bottom plate 2, the top plate 3, the side plate 4, the vertical plate 5 and the door plate 6 which are connected with each other, the sliding door slides in the fixed door, and rain, snow and dust can be prevented from entering the fixed door by shielding the top plate 3, so that the service life of a transmission mechanism is influenced. In addition, the fixed door is simple in structure, the space for accommodating the sliding door and the transmission mechanism is large, materials are saved, and the space requirement is met.
As shown in fig. 3, the sliding door includes a sliding door frame rod 7, a glass press plate 10, and tempered glass 11. The sliding door frame rod 7 comprises an upper sliding door frame rod and a lower sliding door frame rod, the upper sliding door frame rod and the lower sliding door frame rod are respectively provided with a fixed connecting sheet 8 and a toughened glass hole 9, each fixed connecting sheet 8 is connected with two glass pressing plates 10 through fastening bolts, and the toughened glass 11 is fixed through an interlayer of the double-layer glass pressing plates 10 and the toughened glass hole 9, so that a horizontally telescopic sliding door leaf in the fixed door is formed.
The support beam 12 includes an upper support beam and a lower support beam, each of the door frame columns 1 is provided with through holes corresponding to the upper support beam and the lower support beam, and the upper support beam and the lower support beam respectively penetrate through the upper portion and the lower portion of each of the door frame columns 1 and are fixedly connected together by fastening bolts. A plurality of rollers 13 are erected on the bottom of the upper supporting beam and the top of the lower supporting beam along the length direction,
the roller 13 is mounted on the support beam 12 through a rolling bearing to increase a supporting point of the sliding door, preventing the sliding door from being deformed in long-term use. Preferably, the roller 13 is a nylon roller. The sliding door frame rod 7 is a circular rod and is correspondingly attached to the inner concave surface of the roller 13, so that the horizontal telescopic sliding support and guide effect of the sliding door leaf is achieved, the sliding door can stably slide along the horizontal direction, and the sliding door is prevented from laterally overturning when sliding.
The transmission mechanism comprises a speed reducing motor 14, a driving chain wheel 15, a driven chain wheel and a transmission chain 17. The speed reducing motor 14 is fixed on the door frame upright post 1 on one side of the fixed door, the driving sprocket 15 is fixed on a power output shaft of the speed reducing motor 14 through key connection, the driven sprocket is fixed on the door frame upright post 1 on the sliding door sliding-out side from the fixed door, and the driving sprocket 15 and the driven sprocket are connected together through a transmission chain 17. The transmission chain 17 comprises a plurality of chain connecting pieces, the chain connecting pieces are in a shape like a Chinese character 'ji', through holes used for fixing the glass pressing plates 10 are respectively arranged at two ends of the chain connecting pieces, through holes connected with the chain are arranged in the middle of the chain connecting pieces, and when the speed reducing motor 14 drives the transmission chain 17 to roll, the sliding door horizontally stretches and slides along with the connecting chain connecting pieces.
The transmission mechanism provided by the embodiment of the utility model adopts chain wheel transmission, and compared with belt transmission, the transmission mechanism has the advantages of high precision, no need of a tension pulley and long service life.
The driving chain wheel 15 and the driven chain wheel are located in the middle of the fixed door in the height direction, the chain connecting piece is fixedly connected with the sliding door, and when the transmission chain 17 is conveyed forwards, the sliding door moves along with the chain connecting piece and is output to the outside of the fixed door. The sliding door has two states of opening and closing, when the sliding door slides out from the fixed door, namely the sliding door is in the closed state, the chain connecting piece connected with the sliding door is in the first position, when the sliding door is in the open state, the chain connecting piece connected with the sliding door is in the second position, and the first position and the second position are both positioned on the chain on the same side of the driving chain wheel 15 and the driven chain wheel. The horizontal movement of the sliding door inside the fixed door is achieved by means of a transmission chain 17.
As shown in fig. 4, the detection assembly includes a force-receiving member 19, a universal force sensor 20, and a sensor mount 21. Stress 19 is the parallel key form, including can all wrapping up the gliding one end of sliding door frame pole 7 horizontal flexible, and sensor support 21 is equipped with two sets ofly, embeds respectively at the gliding one end of sliding door frame pole horizontal flexible and the gliding one end of sliding door frame pole horizontal flexible down, and universal force sensor 20 is fixed on sensor support 21, and the spring on the universal force sensor 20 is connected with stress 19. When the platform door is opened or closed, in order to prevent passengers from being detained between the platform door and the train body due to reasons to cause safety accidents, if the stress piece 19 is touched, the sliding door stops moving, the sliding door continues to slide after the touch disappears, and when the touch frequency in a single switch reaches a preset upper limit, a corresponding alarm is triggered, so that the safety accidents are avoided.
In addition, an anti-interference optical detection element can be used for detecting whether the retentate exists between the platform door and the train body.
When the sliding door is opened, the sliding direction of the sliding door is as shown by the arrow in fig. 3. The reduction motor 14 drives the driving sprocket 15, and further drives the transmission chain 17 to rotate, and the sliding door is dragged by the chain connecting piece, so that the sliding door is driven to slide towards the inside of the fixed door, and an getting-on/off passage of the train and the platform is left, namely the opening of the platform door.
When the sliding door is closed, the sliding direction of the sliding door is opposite to the direction indicated by the arrow in fig. 3. The speed reducing motor 14 drives the transmission chain 17 to rotate, and the chain connecting sheet drags the sliding door, so that the sliding door is driven to horizontally slide from the opening position to the outside of the fixed door, the getting-on and getting-off channels of the train and the platform are closed, and the platform door is closed.
In summary, the large-opening platform door provided by the utility model comprises a fixed door assembly, a sliding door assembly and a sensing detection assembly, wherein a space capable of enabling the sliding door assembly to horizontally stretch and slide is arranged in the fixed door assembly, and the sliding door assembly is connected with the fixed door assembly through a sliding door frame supporting beam 12. This structure utilizes sliding door frame supporting beam 12 and a plurality of nylon gyro wheels 13 of embedding in sliding door frame supporting beam 12 to support jointly and guide the flexible slip of level of sliding door subassembly to can solve the problem of the self structural strength variation that faces when increasing the platform door opening degree, make the platform door can effectually solve the problem of the unable centering of train door and platform door that the train motorcycle type kind is more and bring of platform stop, avoid appearing because of the unable safety problem that causes the normal operation of influence because of unable centering.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a novel super large aperture platform door, includes fixed door and sliding door, its characterized in that still includes drive mechanism, the fixed door has and holds the chamber, hold the top and/or the bottom in chamber and install a supporting beam, a supporting beam rotates a plurality of gyro wheels of installation, the sliding door with gyro wheel sliding fit, drive mechanism installs hold the intracavity and be located sliding door's direction of height's middle part, drive mechanism is used for the drive sliding door is followed the gyro wheel is relative fixed door slides.
2. The novel ultra-large opening platform door of claim 1, wherein the fixed door comprises a top plate, a bottom plate, side plates, a door plate and a door frame column, the top plate is fixedly installed at the top of the door frame column, the bottom plate is fixedly installed at the bottom of the door frame column, the door plate is fixedly installed at two sides of the door frame column in the length direction, the side plates are installed at two sides of the door frame column in the width direction, and one of the side plates is provided with a through hole for the sliding door to pass through.
3. The novel ultra-large opening platform door of claim 2, wherein the door frame columns include a plurality of door frame columns, the door frame columns are arranged at intervals, the tops of two adjacent door frame columns are connected through a top plate, the bottoms of two adjacent door frame columns are connected through a bottom plate, and two sides of the two adjacent door frame columns in the length direction are connected through a door plate respectively.
4. The novel ultra-large opening platform door as claimed in claim 3, wherein the two top and bottom plates at the two ends of the fixed door in the length direction are respectively provided with a groove, and the side plate is fixed in the groove.
5. The novel ultra-large opening platform door of claim 2, further comprising a vertical plate, wherein the vertical plate is arranged corresponding to the vertical column of the door frame, and one vertical plate is arranged between two adjacent door plates.
6. The novel ultra-large opening platform door as claimed in claim 1, wherein the sliding door comprises a sliding door frame rod, a glass pressing plate and a piece of toughened glass, the sliding door frame rod is configured with a fixed connecting sheet, the glass pressing plate is fixed on the sliding door frame rod through the fixed connecting sheet, and the piece of toughened glass is clamped between two layers of the glass pressing plates.
7. The novel ultra-large opening platform door according to any one of claims 1 to 6, wherein the transmission mechanism includes a rotary driving member, a driving sprocket, a driven sprocket and a transmission chain, the rotary driving member can rotate in two directions, the driving sprocket and the driven sprocket are mounted on opposite sides of the fixed door, the rotary driving member is in driving connection with the driving sprocket, the driven sprocket is connected with the driving sprocket through the transmission chain, the transmission chain includes a plurality of chain connecting pieces, and the chain connecting pieces are fixedly connected with the sliding door.
8. The new ultra large opening platform door of claim 7, wherein the rotary drive member is a gear motor.
9. The novel ultra-large opening platform door according to any one of claims 1 to 6, further comprising a detection assembly for detecting whether there is a retentate between the platform doors.
10. The novel ultra-large opening platform door of claim 9, wherein the detecting assembly comprises a force-bearing member, a universal force sensor and a sensor bracket, the force-bearing member is mounted on the sliding-out end of the sliding door, one sensor bracket is mounted on each of the top and the bottom of the sliding-out end of the sliding door, one universal force sensor is mounted on each sensor bracket, and a spring on each universal force sensor is connected with the force-bearing member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120315668.0U CN215804020U (en) | 2021-02-03 | 2021-02-03 | Novel super large aperture platform door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120315668.0U CN215804020U (en) | 2021-02-03 | 2021-02-03 | Novel super large aperture platform door |
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| Publication Number | Publication Date |
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| CN215804020U true CN215804020U (en) | 2022-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120315668.0U Active CN215804020U (en) | 2021-02-03 | 2021-02-03 | Novel super large aperture platform door |
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| CN (1) | CN215804020U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112796611A (en) * | 2021-01-13 | 2021-05-14 | 成都唐源电气股份有限公司 | Lifting type platform door system |
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2021
- 2021-02-03 CN CN202120315668.0U patent/CN215804020U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112796611A (en) * | 2021-01-13 | 2021-05-14 | 成都唐源电气股份有限公司 | Lifting type platform door system |
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