CN219172384U - Platform door - Google Patents

Abstract

The embodiment of the utility model discloses a platform door, which comprises a threshold, a fixed door component and a sliding door component; the fixed door assembly comprises two upright posts, a fixed door body arranged between the two upright posts, a first clamping structure and a binding structure, wherein the lower side of the fixed door body is arranged in the first clamping structure, the first clamping structure is connected with the doorsill, the binding structure is arranged on the upper side of the fixed door body, and two ends of the binding structure are respectively connected with the upper ends of the two upright posts; the sliding door assembly comprises a sliding door body, a sliding structure and a second clamping structure, wherein the sliding door body and the fixed door body are arranged in a staggered mode in the transverse direction, the lower side of the sliding door body is arranged in the second clamping structure, the second clamping structure is in sliding connection with the threshold through the sliding structure, and the sliding door body is configured to slide in a reciprocating mode in the transverse direction relative to the fixed door body under driving.

Description

Platform door

Technical Field

The utility model belongs to the technical field of rail transit auxiliary equipment, and particularly relates to a platform door.

Background

In urban planning of modern cities, various traffic sites such as subways, cloud bars, cloud tracks and the like are becoming popular. In order to ensure personal safety of passengers and train operators, platform doors are often installed at the platform as a barrier separating the passengers from the vehicle. Platform doors are disposed along the platform edge and generally include sliding doors and fixed doors that ensure that the parked doors are aligned with the sliding door positions of the platform doors as the vehicle enters the platform for passengers to get on and off the vehicle or for emergency escape.

In the prior art, the sliding door and the fixed door are usually made of metal materials into frame strips, then the frame strips are spliced and welded to form a door frame, and then the glass door body and the door frame are bonded. Because the welding process of door frame can have certain deformation, consequently the size is difficult to guarantee after the door frame welds, has increased the degree of difficulty of assembly glass door body, leads to the glass door body broken easily, and in case the glass door body needs whole change after the damage, has increased maintenance cost.

Disclosure of Invention

The utility model aims to provide a novel technical scheme of a platform door.

According to a first aspect of the present utility model there is provided a platform door comprising:

the doorsill is fixedly arranged on the ground;

the fixed door assembly comprises two upright posts, a fixed door body arranged between the two upright posts, a first clamping structure and a binding structure, wherein the lower ends of the upright posts penetrate through the doorsill and are connected with the ground, the lower side of the fixed door body is arranged in the first clamping structure, the first clamping structure is connected with the doorsill, the binding structure is arranged on the upper side of the fixed door body, and the two ends of the binding structure are respectively connected with the upper ends of the two upright posts;

the sliding door assembly comprises a sliding door body, a sliding structure and a second clamping structure, wherein the sliding door body and the fixed door body are arranged in a staggered mode in the transverse direction, the lower side of the sliding door body is arranged in the second clamping structure, the second clamping structure is in sliding connection with the threshold through the sliding structure, and the sliding door body is configured to slide in a reciprocating mode in the transverse direction relative to the fixed door body under driving.

Optionally, the platform door further comprises a guide rail;

the doorsill comprises a main body part and a supporting part arranged below the main body part, and the supporting part is arranged in an accommodating space below the main body part;

the guide rail is arranged on the ground, the sliding structure is positioned in the accommodating space, and the sliding structure and the guide rail form sliding fit.

Optionally, two sliding door bodies are movably arranged between two adjacent fixed door assemblies, and the two sliding door bodies are configured to simultaneously slide in directions approaching to each other or slide in directions separating from each other under driving.

Optionally, the upright post comprises a body and a columnar shell formed around the periphery of the body, a clamping groove is formed in the side wall of the columnar shell opposite to the fixed door body, and the side part of the fixed door body is inserted into the clamping groove.

Optionally, the structure of borduring includes flexible portion and stacks the cover portion of locating flexible portion one side, flexible portion cladding is in the upside of fixed door body, the cover portion includes the interlude and is located the interlude both sides fixed section, the interlude parcel is in flexible portion periphery, fixed section with the upper end fixed connection of stand.

Optionally, the first clamping structure includes a support body, a clamping portion and a clamping mechanism, the support body is provided with a cavity, the clamping portion and the clamping mechanism are arranged in the cavity, the clamping mechanism abuts against one side of the clamping portion, and a clamping groove for accommodating the fixed door body is formed in the clamping portion;

the clamping mechanism comprises a clamping piece, a fixing piece and a jacking piece, wherein the clamping piece is in butt joint with the clamping portion, the fixing piece is connected with the supporting body, and the jacking piece is configured to jack the clamping piece so that the clamping portion can clamp the fixed door body.

Optionally, the clamping piece is connected with one end of the fixing piece through the jacking piece, the other end of the fixing piece is provided with a connecting portion, a positioning groove matched with the connecting portion is formed in the inner wall of the cavity, a stop piece is arranged at the opening end of the positioning groove, and the connecting portion is arranged in the positioning groove and forms a limit through the stop piece.

Optionally, the clamping piece is a triangular block, and the fixing piece is L-shaped.

Optionally, the sliding structure comprises a mounting member and at least one sliding wheel rotatably connected with the mounting member;

the installation piece is connected with the second clamping structure at the lower side of the sliding door body, and the sliding wheels can roll on the guide rails to drive the sliding door body to transversely slide in a reciprocating mode.

Optionally, the sliding structure further comprises a positioning wheel, the positioning wheel is rotatably connected with the mounting piece, and the positioning wheel is located between the sliding wheel and the threshold.

Optionally, the platform door further comprises a driving piece and a transmission piece connected with the driving piece;

the driving part is connected with the sliding wheel and forms transmission fit, and the driving part is used for driving the driving part to drive the sliding wheel to roll on the guide rail.

Optionally, a roller device is arranged at the upper end of the upright post, the roller device comprises two groups of roller units which can rotate and are arranged at intervals, and the upper side of the sliding door body is positioned between the two groups of roller units; wherein,,

when the sliding door body slides transversely, the two groups of roller units roll on the sliding door body respectively.

Optionally, two adjacent sides of the sliding door bodies are respectively provided with an adhesive tape.

The utility model has the technical effects that: the scheme of the utility model provides a platform door, which comprises a fixed door body and a sliding door body, wherein the lower end of the fixed door body is directly connected with a threshold through a first clamping structure, and the upper end of the fixed door body is fixedly connected with an upright post through a wrapping structure; meanwhile, the lower end of the sliding door body is connected with a second clamping structure, the second clamping structure is connected with the threshold in a sliding mode through the sliding structure, so that a door frame is not required to be formed in a frame strip welding mode, the sliding door body and the fixed door body are installed without welding the door frame and bonding the door body, the assembly mode is simpler, and the cost can be saved.

Other features of the present utility model and its advantages will become apparent from the following detailed description of exemplary embodiments of the utility model, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.

FIG. 1 is a schematic view of a platform door according to an embodiment of the present utility model;

FIG. 2 is a schematic structural view of a fixed door according to an embodiment of the present utility model;

FIG. 3 is a second schematic structural view of a fixed door according to an embodiment of the present utility model;

fig. 4 is a schematic diagram of a first clamping structure according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a sliding door assembly according to an embodiment of the present utility model;

FIG. 6 is an enlarged view of area A of FIG. 5;

fig. 7 is a schematic view of a sliding structure according to an embodiment of the present utility model;

fig. 8 is an enlarged view of area B in fig. 5.

Reference numerals illustrate:

1. a threshold; 11. a main body portion; 12. a support part;

2. a column; 21. a body; 22. a cylindrical housing; 221. a clamping groove;

3. fixing the door body;

4. a first clamping structure; 41. a support body; 411. a positioning groove; 412. a stopper; 42. a clamping part; 43. a clamping mechanism; 431. a clamping member; 432. a fixing member; 433. a top holder; 434. a connection part; 44. a gasket; 45. a cover plate;

5. a binding structure; 51. a cover part; 511. an intermediate section; 512. a fixed section;

6. a sliding door body;

7. a sliding structure; 71. a mounting member; 72. a sliding wheel; 73. a positioning wheel;

8. a second clamping structure;

9. a guide rail; 13. a driving member; 14. a transmission member; 15. a roller unit; 16. and (5) an adhesive tape.

Detailed Description

Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise.

The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.

Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

The utility model discloses a platform door, in particular to a half-height platform door which is applied to platforms such as subways, cloud bars, cloud tracks and the like and is used as a barrier for isolating passengers and vehicles.

Referring to fig. 1-8, a platform door includes:

the threshold 1 is fixedly arranged on the ground;

the fixed door assembly comprises two upright posts 2, a fixed door body 3 arranged between the two upright posts 2, a first clamping structure 4 and a wrapping structure 5. The lower ends of the upright posts 2 penetrate through the doorsill 1 and are connected with the ground, the lower sides of the fixed door bodies 3 are arranged in the first clamping structures 4, the first clamping structures 4 are connected with the doorsill 1, the upper sides of the fixed door bodies 3 are provided with edge covering structures 5, and two ends of the edge covering structures 5 are respectively connected with the upper ends of the two upright posts 2;

the sliding door assembly comprises a sliding door body 6, a sliding structure 7 and a second clamping structure 8. The sliding door body 6 and the fixed door body 3 are arranged in a staggered manner in the transverse direction, the lower side of the sliding door body 6 is arranged in the second clamping structure 8, the second clamping structure 8 is in sliding connection with the doorsill 1 through the sliding structure 7, and the sliding door body 6 is configured to slide in a reciprocating manner in the transverse direction relative to the fixed door body 3 under driving.

Referring to fig. 1, the platform door comprises a door sill 1, a fixed door assembly and a sliding door assembly. Wherein, threshold 1 lays in ground, and with ground fixed connection. The ground is generally referred to as a concrete structure within the platform.

Referring to fig. 2, the fixed door assembly includes two uprights 2 and a fixed door body 3 disposed between the two uprights 2. The lower sides of the two upright posts 2 penetrate through the threshold 1 and are fixedly connected with the ground through bolts. The fixed door body 3 is usually made of transparent glass.

The downside of fixed door body 3 is provided with first joint structure 4, and one side that fixed door body 3 is close to threshold 1 promptly sets up in first joint structure 4, and first joint structure 4 cooperates with fixed door body 3 joint, has realized the protection to fixed door body 3, and the two connection structure is simple, and it is convenient to install. In addition, the first clamping structure 4 is fixedly connected with the doorsill 1, and therefore the fixed door body 3 is fixedly installed on the doorsill 1 through the first clamping structure 4.

The upside of the fixed door body 3 is provided with a binding structure 5, the binding structure 5 covers the upside of the fixed door body 3, and two ends of the binding structure 5 are fixedly connected with the upper ends of the two upright posts 2 respectively. The upper side of the fixed door body 3 is connected and fixed with the upright post 2, so that the overall stability of the fixed door body 3 is improved.

Referring to fig. 5, the sliding door assembly includes a sliding door body 6 and a sliding structure 7. The sliding door body 6 is usually made of transparent glass. And the sliding door body 6 and the fixed door body 3 are arranged in a staggered way along the transverse direction. In which the transverse direction, i.e. the direction of movement of the sliding door body 6. That is, the sliding door body 6 and the fixed door body 3 are disposed on different planes, and the projection of the sliding door body 6 and the fixed door body 3 on the threshold 1 is staggered. Specifically, referring to fig. 1, the fixed door 3 is disposed between two columns 2, the sliding door 6 is disposed on one side of the columns 2, and the fixed door 3 and the sliding door 6 are disposed in a staggered manner.

The downside of the sliding door body 6 is connected with a second clamping structure 8, namely one side of the sliding door body 6 close to the threshold 1 is arranged in the second clamping structure 8, the second clamping structure 8 is matched with the fixed door body 3 in a clamping way, the sliding door body 6 is protected, and the sliding door body 6 is simple in connection structure and convenient to install. The upper side of the sliding door body 6 is usually provided with a wrapping strip, and the wrapping strip can be made of metal materials such as stainless steel and used for wrapping the upper side edge of the sliding door body 6, so that the possibility of cracking of the sliding door body 6 is reduced, the possibility of cracking of the sliding door body 6 is improved, in addition, one side, deviating from the sliding door body 6, of the second clamping structure 8 is connected with a sliding structure 7, and the sliding door body 6 is in sliding connection with the threshold 1 through the sliding structure 7. By providing the sliding structure 7, the sliding door body 6 is configured to be reciprocally slidable laterally with respect to the fixed door body 3 under driving. Because the fixed door body 3 and the sliding door body 6 are not on the same plane, the avoidance of the fixed door body 3 to the sliding door body 6 in the sliding process of the sliding door body 6 is realized.

The scheme of the utility model provides a platform door, which comprises a fixed door body 3 and a sliding door body 6, wherein the lower end of the fixed door body 3 is directly connected with a doorsill 1 through a first clamping structure 4, and the upper end of the fixed door body 3 is fixedly connected with a stand column 2 through a wrapping structure 5; meanwhile, the lower end of the sliding door body 6 is connected with the second clamping structure 8, and the second clamping structure 8 is in sliding connection with the doorsill 1 through the sliding structure 7, so that a doorframe is not required to be formed in a frame strip welding mode, the sliding door body 6 and the fixed door body 3 are not required to be installed, the doorframe and the bonding door body are not required to be welded, the assembly mode is simpler, and the cost can be saved.

In the embodiment of the utility model, the platform door also comprises a guide rail 9;

the doorsill 1 includes a main body 11 and a supporting portion 12 provided below the main body 11, the supporting portion 12 being provided in an accommodating space below the main body 11;

the guide rail 9 is arranged on the ground, the sliding structure 7 is positioned in the accommodating space, and the sliding structure 7 and the guide rail 9 form sliding fit.

Referring to fig. 5, the threshold 1 includes a main body 11 and a supporting portion 12, the supporting portion 12 is fixedly connected with the ground, the main body 11 is placed on the supporting portion 12, the main body 11 and the ground are disposed at intervals by the supporting portion 12, and an accommodating space is formed between the main body 11 and the ground. The guide rail 9 is paved on the ground, and the guide rail 9 is arranged below the main body part 11, so that the guide rail 9 is invisible.

The sliding mechanism is also disposed in the accommodating space, that is, the sliding structure 7 and the second clamping structure 8 are disposed on two sides of the main body 11 of the threshold 1. The sliding structure 7 and the guide rail 9 form sliding fit, and the guide rail 9 guides the moving process of the sliding structure 7.

According to the utility model, the guide rail 9 and the sliding structure 7 are arranged in the accommodating space below the main body part 11 of the doorsill 1, so that the main body part 11 shields and protects the sliding structure 7 and the guide rail 9, and the possibility that foreign matters enter the guide rail 9 is reduced, thereby improving the stability and safety of the sliding door body 6 in the sliding process, and the stealth of the guide rail 9 and the sliding structure 7 improves the integral aesthetic degree of the platform door.

In the embodiment of the present utility model, two sliding door bodies 6 are movably disposed between two adjacent fixed door assemblies, and the two sliding door bodies 6 are configured to slide in directions approaching each other or in directions separating from each other at the same time under driving.

Referring to fig. 1 and 3, two sliding door bodies 6 are provided between two adjacent fixed door bodies 3. The two sliding door bodies 6 are located on the same plane, and the two sliding door bodies 6 have an open state and a closed state. Wherein, the sliding door body 6 is located in a closed state, and two sides of the sliding door body 6, which are close to each other, are attached to each other.

When the sliding door bodies 6 are switched from the closed state to the open state, the two sliding door bodies 6 simultaneously slide away from each other under the driving to form a passage between the two sliding door bodies 6 for the passage of passengers. When the sliding door bodies 6 are switched from the open state to the closed state, the two sliding door bodies 6 slide in the directions approaching each other at the same time under the driving until one sides of the two sliding door bodies 6 approaching each other are attached to each other, so that the sliding door bodies 6 are closed, and passengers are protected.

In this embodiment of the present utility model, the upright post 2 includes a main body 21 and a cylindrical housing 22 formed around the outer periphery of the main body 21, a clamping groove 221 is formed on a side wall of the cylindrical housing 22 opposite to the fixed door 3, and a side portion of the fixed door 3 is inserted into the clamping groove 221.

Referring to fig. 2-3, the column 2 includes a body 21 and a cylindrical housing 22. The body 21 is, for example, a square tube. The end of the hemming structure 5 provided on the upper side of the fixed door body 3 is fixedly connected with the body 21, for example, by bolts.

The columnar shell 22 surrounds the periphery of the body 21, and a clamping groove 221 is formed in the side wall of the columnar shell 22 adjacent to the fixed door body 3, and the side part of the fixed door body 3 is inserted into the clamping groove 221. The column-shaped housing 22 partially covers the side of the fixed door body 3. The columnar housing 22 is made of, for example, a stainless steel plate, and is wrapped around the outer periphery of the body 21 and bent at a side close to the fixed door 3 to form a clamping groove 221.

It should be noted that, the inner wall of the clamping groove 221 is not in contact with the surface of the fixed door body 3. The width of the catching groove 221 is greater than the thickness of the fixed door 3 in a direction perpendicular to the fixed door 3. There is no connection between the catching groove 221 and the fixed door body 3.

According to the utility model, the upright post 2 comprises a body 21 and a columnar shell 22, and is connected with the fixed door body 3 through the binding structure 5 which is connected with the upper side of the fixed door body 3 by the body 21. Meanwhile, the clamping grooves 221 are formed through the columnar shell 22, so that the side edges of the fixed door body 3 are partially shielded. The cylindrical shell 22 realizes the decoration of the body 21 on the one hand, improves the overall aesthetic degree of the platform door, and improves the installation stability of the fixed door body 3 on the other hand.

In the embodiment of the present utility model, the edge covering structure 5 includes a flexible portion and a covering portion 51 stacked on one side of the flexible portion, the flexible portion is covered on the upper side of the fixed door body 3, the covering portion 51 includes a middle section 511 and fixing sections 512 located on two sides of the middle section 511, the middle section 511 is covered on the periphery of the flexible portion, and the fixing sections 512 are fixedly connected with the upper ends of the upright posts 2.

Referring to fig. 2, the hemming structure 5 is provided at an upper side of the fixed door body 3. The hemming structure 5 includes a flexible portion and a cover portion 51. The flexible portion and the covering portion 51 have an inverted U-shaped structure, wherein the flexible portion is bonded to both sides of the fixed door body 3, and the flexible portion is made of rubber, for example.

The cover 51 is overlapped on one side of the flexible part away from the fixed door body 3. The cover 51 includes two fixed sections 512 and an intermediate section 511 disposed between the two fixed sections 512. The middle section 511 wraps around the periphery of the flexible portion, and the fixing section 512 is fixedly connected with the upper end of the upright post 2. Specifically, the fixing section 512 passes through the clamping groove 221 formed in the cylindrical housing 22 and is fixedly connected with the body 21 through a bolt.

Since the cover 51 needs to be fixedly connected to the pillar 2, the cover 51 is usually made of a metal material. The fixed door body 3 is usually made of glass, and the glass is in direct contact with the metal material to be fragile, so that the flexible part is arranged between the cover part 51 and the fixed door body 3, the fixed door body 3 is protected, and meanwhile, the cover part 51 is connected with the upright post 2.

In the embodiment of the present utility model, the first clamping structure 4 includes a supporting body 41, a clamping portion 42 and a clamping mechanism 43, wherein the supporting body 41 is provided with a cavity, the clamping portion 42 and the clamping mechanism 43 are disposed in the cavity, the clamping mechanism 43 abuts against one side of the clamping portion 42, and a clamping groove for accommodating the fixed door body 3 is formed in the clamping portion 42;

the clamping mechanism 43 includes a clamping member 431, a fixing member 432, and a holding member 433, wherein the clamping member 431 abuts against the clamping portion 42, the fixing member 432 is connected to the supporting body 41, and the holding member 433 is configured to hold the clamping member 431 so that the clamping portion 42 can clamp the fixed door body 3.

Referring to fig. 4, the first clamping structure 4 includes a support body 41, and a cavity is provided inside the support body 41. The material of the support 41 is, for example, alloy steel. A spacer 44 is placed at the bottom of the cavity for supporting the fixed door 3. A clamping portion 42 and a clamping mechanism 43 are disposed within the cavity. The clamping part 42 is placed above the gasket 44, a clamping groove is formed in the clamping part 42, and the fixed door body 3 is placed in the clamping groove. The clamping mechanism 43 abuts against one side of the clamping portion 42, as in fig. 4, the clamping mechanism 43 abuts against the right side of the clamping portion 42, and the clamping mechanism 43 is used for realizing the mounting of the fixed door body 3 in the clamping groove.

The gasket 44 and the clamping portion 42 are in direct contact with the fixed door body 3, and the gasket 44 and the clamping portion 42 are made of rubber, for example, to protect the fixed door body 3, so that the possibility of damage of the fixed door body 3 in the process of being impacted or extruded by external force is reduced.

With continued reference to fig. 4, the clamping mechanism 43 includes a clamping member 431, a fixing member 432, and a supporting member 433. The left side of the clamping member 431 is abutted against the right side of the clamping portion 42, and the right side of the clamping member 431 is abutted against the inner wall of the cavity.

The fixing member 432 is provided at an open end of the clamping member 431 facing the cavity, i.e. above the clamping member in fig. 4. The fixing member 432 is detachably and fixedly connected to the support body 41.

A holding member 433 is provided between the fixing member 432 and the clamping member 431, and the holding member 433 passes through both the fixing member 432 and the clamping member 431 to fixedly connect the fixing member 432 and the clamping member 431. For example, the supporting member 433 is a screw, and the supporting member 433 is screwed with the fixing member 432 and the clamping member 431. The holding member 433 is configured to hold the clamping member 431 so that the clamping portion 42 can clamp the fixed door body 3.

In a specific embodiment of the present utility model, the clamping member 431 is connected to one end of the fixing member 432 through the supporting member 433, a connecting portion 434 is disposed at the other end of the fixing member 432, a positioning slot 411 matching with the connecting portion 434 is disposed on an inner wall of the cavity, a stop member 412 is disposed at an opening end of the positioning slot 411, and the connecting portion 434 is disposed in the positioning slot 411 and forms a limit for the connecting portion 434 through the stop member 412.

Referring to fig. 4, a fixing member 432 is provided at a side of the clamping member 431 near the open end of the cavity. One end of the fixing piece 432 is provided with a connecting portion 434, the inner wall of the cavity is provided with a positioning slot 411 matched with the connecting portion 434, and the opening end of the positioning slot 411 is provided with a stop piece 412. The connecting portion 434 is disposed in the positioning slot 411, and the stopper 412 limits the connecting portion 434, so as to realize the clamping and fixing between the fixing member 432 and the supporting body 41.

The specific connection between the fixing member 432 and the supporting body 41 is not limited in this application.

Note that the second engagement structure 8 may have the same structure as the first engagement structure 4, and of course, the second engagement structure 8 may have a structure different from the first engagement structure 4.

Preferably, the clamping member 431 is a triangle, and the fixing member 432 is L-shaped.

When the fixed door body 3 is installed, the fixed door body 3 is placed in a clamping groove formed by the clamping part 42, then the clamping piece is placed, the clamping piece is arranged between the clamping part 42 and the inner wall of the cavity, then the connecting part 434 arranged by the fixing piece 432 is placed in the positioning groove 411, connection between the fixing piece 432 and the supporting body 41 is achieved, then the supporting piece 433 simultaneously penetrates through the fixing piece 432 and the clamping piece 431, so that the fixing piece 432 and the clamping piece 431 are fixedly connected, the clamping part 42 is clamped to the fixed door body 3, finally the cover plate 45 is covered, the opening position of the cavity is covered by the cover plate 45, and connection between the fixed door body 3 and the first connecting structure is completed.

According to the utility model, the first clamping structure 4 is arranged to be connected with the fixed door body 3, and the first clamping structure 4 is clamped and connected with the fixed door body 3.

In the embodiment of the present utility model, the sliding structure 7 includes a mounting member 71 and at least one sliding wheel 72 rotatably connected to the mounting member 71;

the mounting piece 71 is connected with the second clamping structure 8 at the lower side of the sliding door body 6, and the sliding wheel 72 can roll on the guide rail 9 to drive the sliding door body 6 to slide transversely and reciprocally.

Referring to fig. 6 and 7, the sliding structure 7 includes a mounting member 71 fixedly connected to the second clamping structure 8, and at least one sliding wheel 72 rotatably connected to the mounting member 71. As shown in fig. 7, two sliding wheels 72 are provided, and the two sliding wheels 72 are disposed in cooperation with the guide rail 9. The sliding wheel 72 rolls on the guide rail 9 under the driving of external force so as to drive the sliding door body 6 to move along the direction of the guide rail 9.

In the embodiment of the present utility model, the sliding structure 7 further includes a positioning wheel 73, where the positioning wheel 73 is rotatably connected to the mounting member 71, and the positioning wheel 73 is located between the sliding wheel 72 and the threshold 1.

Referring to fig. 6 to 7, the sliding wheel 72 is in contact with the guide rail 9 and slides along the guide rail 9 under the gravity of the sliding door body 6. In order to prevent the sliding door body 6 from being pulled up to cause the sliding wheel 72 to be separated from the guide rail 9, and to affect the normal sliding of the sliding wheel 72, and in combination with the structure of the present utility model in which the sliding structure 7 is disposed below the main body 11 of the door sill 1, the sliding structure 7 is further provided with a positioning wheel 73, and the positioning wheel 73 is rotatably connected with the mounting member 71.

Referring to fig. 7, the positioning wheel 73 is located between the sliding wheel 72 and the door sill 1, i.e. the positioning wheel 73 is disposed above the sliding wheel 72, and the positioning wheel 73 is located at a side of the door sill 1 facing away from the sliding door body 6. Specifically, the positioning wheel 73 rolls on the lower surface of the main body 11 of the rocker 1 during the movement of the sliding door body 6. The main body 11 of the threshold 1 limits the positioning wheel 73, so that the stable sliding of the sliding wheel 72 in the sliding rail is ensured, and the stability of the sliding door body 6 in the sliding process is improved.

In the embodiment of the utility model, the platform door further comprises a driving piece 13 and a transmission piece 14 connected with the driving piece 13;

the driving part 14 is connected with the sliding wheel 72 and forms a driving fit, and the driving part 13 is used for driving the driving part 14 to drive the sliding wheel 72 to roll on the guide rail 9.

Referring to fig. 6, the driving member 13 is, for example, a motor, and the output end of the driving member 13 is connected with a transmission member 14, and the transmission member 14 is connected with and in transmission engagement with a sliding wheel 72. Specifically, the transmission member 14 is a belt, and the transmission member 14 is sleeved on the outer periphery of the sliding wheel 72. The driving piece 13 is started to drive the driving piece 14 to rotate, and the driving piece 14 drives the sliding wheel 72 to rotate, so that the sliding wheel 72 rolls on the guide rail 9, namely, the sliding door body 6 reciprocates.

In the embodiment of the utility model, the upper end of the upright post 2 is provided with a roller device, the roller device comprises two groups of roller units 15 which can rotate and are arranged at intervals, and the upper side of the sliding door body 6 is positioned between the two groups of roller units 15; wherein,,

the two sets of roller units 15 roll on the sliding door body 6 when the sliding door body 6 slides laterally, respectively.

The upper end of the upright 2, i.e. the end of the upright 2 facing away from the threshold 1. The upper end of stand 2 is provided with roller device, and roller device includes two sets of gyro wheel units 15, and gyro wheel unit 15 all rotates with stand 2 to be connected. The two groups of roller units 15 are arranged at intervals, and the two groups of sliding door bodies 6 are respectively arranged at two sides of the sliding door body 6.

Referring to fig. 8, a set of roller units 15 is provided in two and is provided at one side of the sliding door body 6 near the pillar 2. A set of roller units 15 is provided one and is arranged on the side of the sliding door body 6 facing away from the upright 2. In the sliding process of the sliding door body 6, the roller units 15 rotate along with the movement of the sliding door body 6, and the two groups of roller units 15 are matched to limit and guide the upper end of the sliding door body 6, so that the stability of the sliding door body 6 in the moving process is improved.

In the embodiment of the present utility model, the adjacent sides of the two sliding door bodies 6 are respectively provided with an adhesive tape 16.

With reference to the figures, the two sliding door bodies 6 slide reciprocally transversely along the guide rail 9 with respect to the fixed door body 3 under the driving action. Specifically, when the sliding door is in the closed state, the two sliding door bodies 6 are moved to the approaching position with each other, and the sides of the two sliding door bodies 6 approaching each other are fitted.

The adjacent one side of two sliding door bodies 6 is provided with adhesive tape 16 respectively, and wherein, adhesive tape 16 can be the cockscomb structure, peg graft the cooperation between the cockscomb structure adhesive tape 16 that sets up on two adjacent sliding door bodies 6, improved the laminating effect between two sliding door bodies 6.

While certain specific embodiments of the utility model have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.

Claims (13)

1. A platform door, comprising:

the doorsill (1), the doorsill (1) is fixedly arranged on the ground;

the fixed door assembly comprises two upright posts (2), a fixed door body (3) arranged between the two upright posts (2), a first clamping structure (4) and a binding structure (5), wherein the lower end of the upright post (2) penetrates through the doorsill (1) and is connected with the ground, the lower side of the fixed door body (3) is arranged in the first clamping structure (4), the first clamping structure (4) is connected with the doorsill (1), the binding structure (5) is arranged on the upper side of the fixed door body (3), and the two ends of the binding structure (5) are respectively connected with the upper ends of the two upright posts (2);

the sliding door assembly comprises a sliding door body (6), a sliding structure (7) and a second clamping structure (8), wherein the sliding door body (6) and the fixed door body (3) are arranged in a transverse dislocation mode, the lower side of the sliding door body (6) is arranged in the second clamping structure (8), the second clamping structure (8) is connected with the threshold (1) in a sliding mode through the sliding structure (7), and the sliding door body (6) is configured to slide transversely and reciprocally under driving mode relative to the fixed door body (3).

2. A platform door according to claim 1, characterized in that the platform door further comprises a guide rail (9);

the doorsill (1) comprises a main body part (11) and a supporting part (12) arranged below the main body part (11), wherein the supporting part (12) is arranged in a containing space below the main body part (11);

the guide rail (9) is arranged on the ground, the sliding structure (7) is positioned in the accommodating space, and the sliding structure (7) and the guide rail (9) form sliding fit.

3. A platform door according to claim 1, wherein two sliding door bodies (6) are movably arranged between two adjacent fixed door assemblies, the two sliding door bodies (6) being arranged to be capable of sliding in directions towards each other or away from each other simultaneously under drive.

4. A platform door according to claim 1, wherein the upright (2) comprises a body (21) and a cylindrical shell (22) formed around the periphery of the body (21), a clamping groove (221) is formed in a side wall of the cylindrical shell (22) opposite to the fixed door body (3), and the side part of the fixed door body (3) is inserted into the clamping groove (221).

5. The platform door according to claim 1, wherein the edge covering structure (5) comprises a flexible portion and a covering portion (51) overlapped on one side of the flexible portion, the flexible portion is covered on the upper side of the fixed door body (3), the covering portion (51) comprises a middle section (511) and fixing sections (512) located on two sides of the middle section (511), the middle section (511) is wrapped on the periphery of the flexible portion, and the fixing sections (512) are fixedly connected with the upper ends of the upright posts (2).

6. The platform door according to claim 1, wherein the first clamping structure (4) comprises a supporting body (41), a clamping portion (42) and a clamping mechanism (43), the supporting body (41) is provided with a cavity, the clamping portion (42) and the clamping mechanism (43) are arranged in the cavity, the clamping mechanism (43) is abutted against one side of the clamping portion (42), and a clamping groove for accommodating the fixed door body (3) is formed in the clamping portion (42);

the clamping mechanism (43) comprises a clamping piece (431), a fixing piece (432) and a jacking piece (433), wherein the clamping piece (431) is abutted with the clamping portion (42), the fixing piece (432) is connected with the supporting body (41), and the jacking piece (433) is configured to be capable of jacking the clamping piece (431) so that the clamping portion (42) can clamp the fixed door body (3).

7. The platform door according to claim 6, wherein the clamping member (431) is connected with one end of the fixing member (432) through the supporting member (433), the other end of the fixing member (432) is provided with a connecting portion (434), a positioning groove (411) matched with the connecting portion (434) is formed in the inner wall of the cavity, a stop member (412) is arranged at the opening end of the positioning groove (411), and the connecting portion (434) is arranged in the positioning groove (411) and forms a limit for the connecting portion (434) through the stop member (412).

8. A platform door according to claim 6, wherein the clamping member (431) is a triangular block and the securing member (432) is L-shaped.

9. A platform door according to claim 2, wherein the sliding structure (7) comprises a mounting (71) and at least one sliding wheel (72) in rotational connection with the mounting (71);

the mounting piece (71) is connected with the second clamping structure (8) at the lower side of the sliding door body (6), and the sliding wheel (72) can roll on the guide rail (9) so as to drive the sliding door body (6) to slide transversely in a reciprocating manner.

10. A platform door according to claim 9, wherein the sliding structure (7) further comprises a positioning wheel (73), the positioning wheel (73) being arranged in a rotational connection with the mounting (71), the positioning wheel (73) being located between the sliding wheel (72) and the threshold (1).

11. A platform door according to claim 9 or 10, characterized in that the platform door further comprises a driving member (13) and a transmission member (14) connected to the driving member (13);

the driving part (14) is connected with the sliding wheel (72) and forms transmission fit, and the driving part (13) is used for driving the driving part (14) to drive the sliding wheel (72) to roll on the guide rail (9).

12. A platform door according to claim 1, characterized in that the upper end of the upright (2) is provided with roller means comprising two sets of rotatable and spaced roller units (15), the upper side of the sliding door body (6) being located between the two sets of roller units (15); wherein,,

when the sliding door body (6) slides transversely, the two groups of roller units (15) roll on the sliding door body (6) respectively.

13. A platform door according to claim 3, wherein the adjacent sides of the two sliding door bodies (6) are each provided with a glue strip (16).

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