CN219156250U - Large-platform escalator - Google Patents

Abstract

The utility model discloses a large-platform escalator, which comprises a frame body, a plurality of steps and a driving mechanism. The frame body is provided with a step track, and the step track is provided with an upper inclined section; the steps are provided with bearing surfaces, are movably arranged on the step track and can move along the step track; the driving mechanism is arranged on the frame body and used for driving the steps to circularly move along the step track; wherein the steps of a plurality of groups are divided into a plurality of groups, at least two steps are arranged in each group of steps, and when each group of steps moves to the upper inclined section of the step track, the bearing surfaces of the steps are flush. The driving mechanism drives the steps to circularly move along the step track of the frame body, when each group of steps move to the upper inclined section of the step track, the bearing surfaces of the steps are flush, so that the bearing surfaces of each group of steps are positioned on the same plane, and each bearing surface can be matched for use, thereby increasing the area of the bearing surface positioned on the same plane.

Description

Large-platform escalator

Technical Field

The utility model relates to the field of escalators, in particular to a large-platform escalator.

Background

The conventional escalator is characterized in that a step track is arranged on a frame body, a plurality of steps are arranged on the frame body and can move along the step track, and the frame body is provided with a driving mechanism for driving the steps to move circularly along the step track. The step track comprises an upper inclined section, an upper turning section, a lower inclined section and a lower turning section which are connected end to end. When the driving mechanism drives the steps to move, the steps form a plurality of continuous steps on the upper inclined section of the step track, and passengers ride the escalator through the upper inclined section. The passengers stand on the bearing surface of the steps and can move along with the steps. However, the bearing surface area on the same plane of the escalator is small, and for some people with mobility impairment, such as people sitting in a wheelchair, it is difficult to use the escalator.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the large-platform escalator, which increases the area of the bearing surface positioned on the same plane.

The large platform escalator provided by the embodiment of the utility model comprises a frame body, a plurality of steps and a driving mechanism. The frame body is provided with a step track, and the step track comprises an upper inclined section, an upper turning section, a lower inclined section and a lower turning section which are connected end to end in sequence; the steps are provided with bearing surfaces, and the steps are movably arranged on the step track and can move along the step track; the driving mechanism is arranged on the frame body and used for driving the steps to circularly move along the step track; wherein a plurality of steps are divided into a plurality of groups, at least two steps hinged with each other are arranged in each group of steps, and when each group of steps moves to the upper inclined section of the step track, the bearing surfaces of the steps are flush.

The large-platform escalator provided by the embodiment of the utility model has at least the following beneficial effects: the driving mechanism drives the steps to circularly move along the step track of the frame body, when each group of steps move to the upper inclined section of the step track, the bearing surfaces of the steps are flush, so that the bearing surfaces of each group of steps are positioned on the same plane, and each bearing surface can be matched for use, thereby increasing the area of the bearing surface positioned on the same plane.

According to some embodiments of the utility model, in each set of steps, one of the two adjacent steps is provided with an abutment portion and the other is provided with a mating portion, the abutment portion being capable of abutting against the mating portion to limit the relative angular position of the two adjacent steps.

According to some embodiments of the utility model, the steps are provided with a support wheel in rolling engagement with the step track.

According to some embodiments of the utility model, the upper turn section comprises upper sub-channels in one-to-one correspondence with the individual steps of each set of steps, the upper sub-channels being arranged parallel to each other, the support wheels of the individual steps being in one-to-one rolling connection with the upper sub-channels when each set of steps is moved to the upper turn section.

According to some embodiments of the utility model, the lower turn section comprises lower sub-channels in one-to-one correspondence with the individual steps of each set of steps, the lower sub-channels being arranged parallel to each other, the support wheels of the individual steps being in one-to-one rolling connection with the lower sub-channels when each set of steps is moved to the lower turn section.

According to some embodiments of the utility model, the upper inclined section is of a single-groove structure, the upper turning section comprises upper sub-guide grooves corresponding to the steps in each group of the steps one by one, the lower inclined section is of a single-groove structure, the lower turning section comprises lower sub-guide grooves corresponding to the steps in each group of the steps one by one, the upper end of the upper inclined section is communicated with one end of each upper sub-guide groove, the lower end of the upper inclined section is communicated with one end of each lower sub-guide groove, the upper end of the lower inclined section is communicated with the other end of each upper sub-guide groove, and the lower end of the lower inclined section is communicated with the other end of each lower sub-guide groove.

According to some embodiments of the utility model, the upper sub-guide groove is arranged from inside to outside, a first opening is arranged at the upper side of the upper sub-guide groove, a second opening is arranged at the lower side of the upper sub-guide groove, the first opening is arranged obliquely from inside to outside along the upper right direction, and the second opening is arranged obliquely from inside to outside along the lower left direction.

According to some embodiments of the utility model, the lower sub-guide groove is arranged from inside to outside, a third opening is arranged at the upper side of the lower sub-guide groove, a fourth opening is arranged at the lower side of the lower sub-guide groove, the third opening is arranged obliquely from inside to outside along the upper right direction, and the fourth opening is arranged obliquely from inside to outside along the lower left direction.

According to some embodiments of the utility model, the upper turning section comprises an upper semicircular part, an upper entering part and an upper removing part which are parallel to each other, wherein the distance L1 between the upper entering part and the upper removing part is larger than the inner diameter D1 of the upper semicircular part, the upper end of the upper semicircular part is connected with the upper entering part, and the lower end of the upper semicircular part is connected with the upper removing part.

According to some embodiments of the utility model, three of the steps are provided in each set of the steps.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic front view of a large platform escalator according to an embodiment of the present utility model;

fig. 2 is a schematic front view of a step assembly of a large landing escalator of an embodiment of the present utility model;

fig. 3 is a schematic front view of a portion of the components of a large platform escalator in accordance with an embodiment of the present utility model;

fig. 4 is a schematic front view of a portion of the components of a large platform escalator according to an embodiment of the present utility model;

fig. 5 is a schematic cross-sectional view of the frame in the B-B direction of fig. 1.

Reference numerals:

the upper half circle part 1145 and the lower half circle part 1146 comprise a frame body 100, a step track 110, an upper inclined section 111, an upper turning section 112, an upper split guide slot 1121, a first opening 1122, a second opening 1123, an upper half circle part 1124, an upper inlet part 1125, an upper outlet 1126, a lower inclined section 113, a lower turning section 114, a lower split guide slot 1141, a third opening 1142, a fourth opening 1143, a lower half circle part 1144, a lower inlet 1145 and a lower outlet 1146;

a step 200, a bearing surface 210, a bearing top 220, a mating portion 230, and a bearing wheel 240;

a driving mechanism 300, a chain 310, and a guide wheel 320;

chain guide 400;

a movement track A of the chain.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the direction or positional relationship indicated with respect to the description of the orientation, such as up, down, etc., is based on the direction or positional relationship shown in the drawings, is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, plural means two or more. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 5, a frame 100, a plurality of steps 200, and a driving mechanism 300 according to an embodiment of the present utility model are shown. The frame body 100 is provided with a step rail 110, and the step rail 110 has an upper inclined section 111; the steps 200 are provided with bearing surfaces 210, and the steps 200 are movably arranged on the step track 110 and can move along the step track 110; the driving mechanism 300 is disposed on the frame 100 and is used for driving the steps 200 to circularly move along the step track 110; wherein the plurality of steps 200 are divided into a plurality of groups, three steps 200 are provided in each group of steps 200, and when each group of steps 200 moves to the upper inclined section 111 of the step track 110, the bearing surfaces 210 of the steps 200 therein are flush. The driving mechanism 300 drives the steps 200 to circularly move along the step track 110 of the frame body 100, when each group of steps 200 moves to the upper inclined section 111 of the step track 110, the bearing surfaces 210 of the steps 200 are flush, so that the bearing surfaces 210 of each group of steps 200 are located on the same plane, and each bearing surface 210 can be matched for use, so that the area of the bearing surface 210 located on the same plane is increased.

In an embodiment, each set of steps 200 includes three steps 200. It is envisioned that each set of steps 200 may also include two, four, or more steps 200, not limited to the embodiments described above.

In an embodiment, in each set of steps 200, two adjacent steps 200 are hinged. The steps 200 of each group of steps 200 are hinged, so that the steps are combined into a bearing surface 210 with a larger area relatively conveniently, accidents are not easy to happen, and the safety performance is better; while also facilitating the turning of each set of steps 200. In particular, the articulation may be by a pivotal connection or by a hinged connection.

Specifically, the driving mechanism 300 includes a gear motor, a sprocket and a chain 310, the sprocket is mounted on an output shaft of the gear motor, the sprocket drives the chain 310 to move, and one of the steps 200 of each set of steps 200 is hinged to the chain 310. It is envisioned that the driving mechanism 300 may also be a gear motor, a gear and a rack, the gear is fixedly disposed on an output shaft of the gear motor, the rack is hinged to one of the steps 200 of each group of steps 200, and the rack is driven by the gear to move, so as to drive the steps 200 to move.

Specifically, the chain 310 is provided with a plurality of guide wheels 320 in an array, and the guide wheels 320 move along the chain guide channels 400 on the frame 100 such that the chain 310 also moves along the chain guide channels 400, wherein one of the steps 200 of each set of steps 200 is articulated with the support wheel 240.

In an embodiment, in each set of steps 200, one of the two adjacent steps 200 is provided with an abutment portion 220, and the other is provided with a mating portion 230, the abutment portion 220 being capable of abutting against the mating portion 230 to limit the relative angular position of the two adjacent steps 200. The supporting portion 220 and the matching portion 230 are arranged, so that in the unexpected situation, the situation of large concave or convex is avoided between the supporting surfaces 210 of each group of steps 200, and the use safety of the large-platform escalator is improved.

In an embodiment, step track 110 further comprises an upper turn section 112, a lower incline section 113 and a lower turn section 114, upper incline section 111 and upper turn section 112, lower incline section 113 and lower turn section 114 are connected end to end in sequence and in the same vertical plane, step 200 is provided with a support wheel 240, and support wheel 240 is in rolling engagement with step track 110. The step rail 110 with the above structure has a simple structure, and facilitates the cyclic movement of each group of steps 200 along the step rail 110.

In an embodiment, the upper turn section 112 includes upper guide sub-grooves 1121 in one-to-one correspondence with the individual steps 200 in each set of steps 200, the upper guide sub-grooves 1121 being disposed parallel to each other, and the support wheels 240 of the individual steps 200 being in one-to-one rolling engagement with the upper guide sub-grooves 1121 as each set of steps 200 moves to the upper turn section 112. Because the distance from the support surface 210 of each step 200 to the corresponding support wheel 240 in each set of steps 200 is different, the adjacent steps 200 are articulated, and the number of steps 200 corresponds to the number of upper dividing grooves 1121, so that each step 200 of each set of steps 200 can turn synchronously with the chain 310.

In an embodiment, the lower turn section 114 includes lower guide grooves 1141 in one-to-one correspondence with each step 200 in each set of steps 200, the lower guide grooves 1141 being disposed parallel to each other, and the support wheels 240 of each step 200 being in one-to-one rolling connection with the lower guide grooves 1141 as each set of steps 200 moves into the lower turn section 114. Because the distance from the support surface 210 of each step 200 to the corresponding support wheel 240 in each set of steps 200 is different, the adjacent steps 200 are articulated, and the number of lower guide grooves 1141 corresponding to the number of steps 200 facilitates the simultaneous turning of each step 200 along with the chain 310.

In an embodiment, the upper inclined section 111 has a single groove structure, the upper turning section 112 includes upper sub-guide grooves 1121 corresponding to the respective steps 200 in each set of steps 200 one by one, the lower inclined section 113 has a single groove structure, the lower turning section 114 includes lower sub-guide grooves 1141 corresponding to the respective steps 200 in each set of steps 200 one by one, the upper end of the upper inclined section 111 communicates with one end of the respective upper sub-guide grooves 1121, the lower end of the upper inclined section 111 communicates with one end of the respective lower sub-guide grooves 1141, the upper end of the lower inclined section 113 communicates with the other end of the respective upper sub-guide grooves 1121, and the lower end of the lower inclined section 113 communicates with the other end of the respective lower sub-guide grooves 1141.

When the large platform escalator ascends, when each group of steps 200 ascends to the upper inclined section 111, the supporting wheels 240 all move in the single groove structure of the upper inclined section 111; when each group of steps 200 enters the upper turning section 112 from the upper tilting section 111, the driving mechanism 300 drives each group of steps 200 to move along the upper turning section 112, and as the adjacent steps 200 are hinged, each step 200 of each group of steps 200 can synchronously turn downwards by arranging upper sub-guide grooves 1121 corresponding to the number of the supporting wheels 240 one by one, and then the supporting wheels 240 of each group of steps 200 after turning enter a single-groove structure of the lower tilting section 113 and descend along the lower tilting section 113; when each group of steps 200 enters the lower turning section 114 from the lower inclined section 113, the driving mechanism 300 drives each group of steps 200 to move along the lower turning section 114, and the adjacent steps 200 are hinged, and turn is performed through the lower guiding grooves 1141 corresponding to the number of the supporting wheels 240 one by one, so that each step 200 of each group of steps 200 can synchronously turn upwards. The step rail 110 with the structure has a simple structure, meets the movement requirement of each group of steps 200, and saves materials.

Similarly, when the large platform escalator descends, the steps 200 of each group act reversely, and the description is omitted here.

It is envisioned that the step track 110 may also be three loops of guide grooves parallel to each other, with the idler 240 of each step 200 of each set of steps 200 moving within the corresponding guide groove.

In the embodiment, the upper sub-guide grooves 1121 are arranged from inside to outside, the upper side of the upper sub-guide grooves 1121 is provided with the first openings 1122, the lower side of the upper sub-guide grooves 1121 is provided with the second openings 1123, the first openings 1122 are arranged obliquely from inside to outside in the upper right direction, and the second openings 1123 are arranged obliquely from inside to outside in the lower left direction. The arrangement of the first and second openings 1122 and 1123 of the above-described structure facilitates the entry of the respective idlers 240 of each set of steps 200 into the corresponding upper guide grooves 1121 and the exit from the corresponding upper guide grooves 1121.

In the embodiment, the lower sub-guide slots 1141 are arranged from inside to outside, the upper side of the lower sub-guide slots 1141 is provided with a third opening 1142, the lower side of the lower sub-guide slots 1141 is provided with a fourth opening 1143, the third opening 1142 is arranged obliquely from inside to outside along the upper right direction, and the fourth opening 1143 is arranged obliquely from inside to outside along the lower left direction. The arrangement of the third opening 1142 and the fourth opening 1143 in the above-described structure facilitates the respective supporting rollers 240 of each set of steps 200 to enter the corresponding lower guide grooves 1141 and to leave the corresponding lower guide grooves 1141.

In an embodiment, the upper turn section 112 includes an upper semicircular portion 1124 and upper inlet and outlet portions 1125, 1126 parallel to each other, a distance L1 between the upper inlet portion 1125 and the upper outlet portion 1126 being greater than an inner diameter D1 of the upper semicircular portion 1124, an upper end of the upper semicircular portion 1124 being connected to the upper inlet portion 1125, and a lower end of the upper semicircular portion 1124 being connected to the upper outlet portion 1126. The diameter D1 of the upper semi-circular portion 1124 is reduced to be smaller than L1 to facilitate reducing the footprint of the large platform escalator as each set of steps 200 turns at the upper turn section 112.

In an embodiment, the lower turning section 114 includes a lower semicircular portion 1144, a lower inlet portion 1145 and a lower outlet portion 1146 parallel to each other, wherein a distance L2 between the lower inlet portion 1145 and the lower outlet portion 1146 is greater than an inner diameter D2 of the lower semicircular portion 1144, a lower end of the lower semicircular portion 1144 is connected to the lower inlet portion 1145, and a lower end of the lower semicircular portion 1144 is connected to the lower outlet portion 1146. The diameter D1 of the lower semi-circular portion 1144 is reduced to be smaller than L1, which facilitates the reduction of the footprint of the large-platform escalator when each set of steps 200 turns at the down-turn section 114.

Specifically, the step rail 110 is a guide groove, and the steps 200 are provided with a supporting wheel 240, and the supporting wheel 240 moves in the guide groove, so that the steps 200 move along the step rail 110. It is envisioned that the step track 110 may also be a rail, with the step 200 being hinged to a slider slidably disposed on the rail.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A large platform escalator, comprising:

the frame body (100) is provided with a step track (110), and the step track (110) comprises an upper inclined section (111), an upper turning section (112), a lower inclined section (113) and a lower turning section (114) which are connected end to end in sequence;

a plurality of steps (200), wherein the steps (200) are provided with bearing surfaces (210), and the steps (200) are movably arranged on the step track (110) and can move along the step track (110);

the driving mechanism (300) is arranged on the frame body (100) and is used for driving the steps (200) to circularly move along the step track (110);

wherein a plurality of steps (200) are divided into a plurality of groups, at least two mutually hinged steps (200) are arranged in each group of steps (200), and when each group of steps (200) moves to the upper inclined section (111) of the step track (110), bearing surfaces (210) of the steps (200) are flush.

2. The large platform escalator as claimed in claim 1, wherein: in each group of the steps (200), one of the two adjacent steps (200) is provided with a propping part (220), the other is provided with a matching part (230), and the propping part (220) can be propped against the matching part (230) to limit the relative angle positions of the two adjacent steps (200).

3. The large platform escalator as claimed in claim 1, wherein: the steps (200) are provided with a bearing wheel (240), and the bearing wheel (240) is in rolling fit with the step track (110).

4. A large platform escalator according to claim 3, characterised in that: the upper turning section (112) comprises upper sub-guide grooves (1121) which are in one-to-one correspondence with the steps (200) in each group of the steps (200), the upper sub-guide grooves (1121) are arranged in parallel, and when each group of the steps (200) moves to the upper turning section (112), the supporting wheels (240) of each step (200) are in one-to-one correspondence rolling connection with the upper sub-guide grooves (1121).

5. A large platform escalator according to claim 3, characterised in that: the lower turning section (114) comprises lower sub-guide grooves (1141) which are in one-to-one correspondence with the steps (200) in each group of the steps (200), the lower sub-guide grooves (1141) are arranged in parallel, and when each group of the steps (200) moves to the lower turning section (114), the supporting wheels (240) of each step (200) are in one-to-one correspondence rolling connection with the lower sub-guide grooves (1141).

6. A large platform escalator according to claim 3, characterised in that: the upper inclined section (111) is of a single-groove structure, the upper turning section (112) comprises upper sub-guide grooves (1121) which are in one-to-one correspondence with all the steps (200) in each group of the steps (200), the lower inclined section (113) is of a single-groove structure, the lower turning section (114) comprises lower sub-guide grooves (1141) which are in one-to-one correspondence with all the steps (200) in each group of the steps (200), the upper end of the upper inclined section (111) is communicated with one end of each upper sub-guide groove (1121), the lower end of the upper inclined section (111) is communicated with one end of each lower sub-guide groove (1141), and the upper end of the lower inclined section (113) is communicated with the other end of each upper sub-guide groove (1121), and the lower end of the lower inclined section (113) is communicated with the other end of each lower sub-guide groove (1141).

7. The large platform escalator as claimed in claim 6, wherein: the upper sub-guide groove (1121) is arranged from inside to outside, a first opening (1122) is formed in the upper side of the upper sub-guide groove (1121), a second opening (1123) is formed in the lower side of the upper sub-guide groove (1121), the first opening (1122) is obliquely arranged from inside to outside along the upper right direction, and the second opening (1123) is obliquely arranged from inside to outside along the lower left direction.

8. The large platform escalator as claimed in claim 6, wherein: the lower sub-guide grooves (1141) are arranged from inside to outside, third openings (1142) are formed in the upper sides of the lower sub-guide grooves (1141), fourth openings (1143) are formed in the lower sides of the lower sub-guide grooves (1141), the third openings (1142) are obliquely arranged from inside to outside along the upper right direction, and the fourth openings (1143) are obliquely arranged from inside to outside along the lower left direction.

9. A large platform escalator according to claim 3, characterised in that: the upper turning section (112) comprises an upper semicircular part (1124), an upper entering part (1125) and an upper removing part (1126), wherein the upper entering part (1125) and the upper removing part (1126) are parallel to each other, the distance L1 between the upper entering part (1125) and the upper removing part (1126) is larger than the inner diameter D1 of the upper semicircular part (1124), the upper end of the upper semicircular part (1124) is connected with the upper entering part (1125), and the lower end of the upper semicircular part (1124) is connected with the upper removing part (1126).

10. The large platform escalator as claimed in claim 1, wherein: three steps (200) are arranged in each group of steps (200).

Images