CN216197121U

CN216197121U - Boundary guardrail connecting device for pedestrian passageway inside and outside subway engineering pit

Info

Publication number: CN216197121U
Application number: CN202122377625.8U
Authority: CN
Inventors: 王浩; 张衡; 王雷; 陈浩; 韩俊杰
Original assignee: China Construction Second Engineering Bureau Co Ltd; Fourth Construction Engineering Co Ltd of China Construction Second Engineering Bureau Co Ltc
Current assignee: China Construction Second Engineering Bureau Co Ltd; Fourth Construction Engineering Co Ltd of China Construction Second Engineering Bureau Co Ltc
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-04-05
Anticipated expiration: 2031-09-29

Abstract

The utility model discloses a connecting device for adjacent side guardrails of pedestrian passages inside and outside a subway engineering pit. The corridor support is provided with an outer side upright post and an inner side upright post which are arranged at intervals, and an avoiding space for avoiding a water retaining wall is arranged between the outer side upright post and the inner side upright post; the pit outer ladder is connected to the outer side upright post; the pit ladder is obliquely connected to the inner side upright post; the handrail part is arranged along the length direction of the ladder in the pit in an extending mode, and the handrail part is connected with the inner side vertical column. The utility model provides an inside and outside pedestrian passageway of subway engineering hole faces limit guardrail connecting device, simple structure has saved the place, has practiced thrift cost and construction cycle.

Description

Boundary guardrail connecting device for pedestrian passageway inside and outside subway engineering pit

Technical Field

The utility model relates to the technical field of adjacent side guardrails, in particular to a connecting device for adjacent side guardrails of pedestrian passages inside and outside a subway engineering pit.

Background

Because of the very big foundation ditch of subway construction needs to be dug to the subway construction degree of depth, and subway engineering construction pavement is very narrow and small, consequently before subway engineering foundation ditch excavation, need do at the foundation ditch periphery and face frontier defense guardrail, utilize foundation ditch concrete supporting beam to regard as the inside and outside pedestrian passageway of foundation ditch simultaneously. However, due to the limitation of the retaining wall at the pit edge of the foundation pit, in the process that personnel enter the range of the foundation pit for operation, a stair channel needs to be made inside and outside the pit, and the conventional method is implemented by adopting a regular steel plate stair step to be matched with a related protection device. But the occupied area is larger, the cost is high and the construction period is long.

SUMMERY OF THE UTILITY MODEL

The utility model provides a connecting device for adjacent side guardrails of pedestrian passages inside and outside a subway engineering pit, which saves the field, saves the cost and shortens the period.

In order to realize the above utility model purpose, this application provides following technical scheme:

the utility model provides an inside and outside pedestrian passageway of subway engineering hole faces limit guardrail connecting device, includes:

the corridor support is provided with an outer side upright post and an inner side upright post which are arranged at intervals, and an avoiding space for avoiding a water retaining wall is arranged between the outer side upright post and the inner side upright post;

the pit outer ladder is connected to the outer side upright post;

the pit ladder is obliquely connected to the inner side upright post;

the handrail part, handrail part follows the length direction extension setting of ladder in the pit, just handrail part with the inboard pillar is connected.

Optionally, the outer side upright column includes an outer side first upright column and an outer side second upright column, the ladder outside the pit includes a plurality of first supporting strips, each of the first supporting strips is sequentially arranged along the height direction of the outer side upright column, and two ends of each of the first supporting strips are respectively connected to the outer side first upright column and the outer side second upright column.

Optionally, the first supporting strip includes a main supporting strip and bending strips disposed on two sides of the main supporting strip, and the two bending strips are connected to the first outside vertical column and the second outside vertical column respectively.

Optionally, the first outer column and the second outer column are both connected with a water retaining wall connecting piece, a connecting hole is formed in the water retaining wall connecting piece, and the fastening piece penetrates through the connecting hole.

Optionally, the retaining wall connecting piece includes the angle steel, the angle steel has mutually perpendicular's first curb plate and second curb plate, first curb plate with the laminating of the first stand in the outside and/or the second stand in the outside is connected, set up on the second curb plate the connecting hole.

Optionally, two ends of the first supporting bar are respectively connected to the angle steel on the outer first upright and the outer second upright.

Optionally, the inboard stand includes inboard first stand and the inboard second stand that the interval set up, the ladder includes first side sloping, second side sloping and a plurality of backup pad in the hole, first side sloping with inboard first stand is connected, second side sloping with inboard second stand is connected, each the backup pad is followed the length direction of first side sloping sets gradually, just the both ends of backup pad connect respectively in first side sloping and second side sloping.

Optionally, the first side oblique beam comprises two first oblique beams arranged in parallel, the second side oblique beam comprises two second oblique beams arranged in parallel, one end of the supporting plate is connected with the two first oblique beams respectively, and the other end of the supporting plate is connected with the two second oblique beams respectively.

Optionally, the armrest part includes a first side armrest and a second side armrest, the first side armrest is connected to the inner side first upright in an inclined manner, and the second side armrest is connected to the inner side second upright in an inclined manner.

Optionally, still include the skeleton, first side handrail and first side sloping are connected to the skeleton, second side handrail and second side sloping are connected to the skeleton.

By adopting the technical scheme, the utility model has the following beneficial effects:

the utility model provides an inside and outside pedestrian passageway of subway engineering hole faces limit guardrail connecting device, simple structure has saved the place, has practiced thrift cost and construction cycle.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model to its proper form. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

fig. 1 is a side view of a device for connecting adjacent side guardrails of pedestrian passageways inside and outside a subway engineering pit, which is provided by an embodiment of the application and is in a first direction;

fig. 2 is a side view of a connection device of adjacent side guardrails of pedestrian passageways inside and outside a subway engineering pit provided by an embodiment of the application in a second direction;

fig. 3 is a front view of a device for connecting adjacent side guardrails of pedestrian passages inside and outside a subway engineering pit, which is provided by the embodiment of the application;

fig. 4 is a top view of the device for connecting adjacent side guardrails of pedestrian passages inside and outside the subway engineering pit provided by the embodiment of the application.

In the figure, a corridor support 1, an outer upright post 11, an outer first upright post 111, an outer second upright post 112, an inner upright post 12, an out-pit ladder 2, a first supporting bar 21, a bending bar 22, an in-pit ladder 3, a first side sloping beam 31, a first sloping beam 311, a supporting plate 32, a second side sloping beam 33, a second sloping beam 331, a handrail part 4, a first side handrail 41, a second side handrail 42, angle steel 5, a framework 6 and a retaining wall 7.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the embodiment of the present application provides a device for connecting adjacent side guardrails of pedestrian passages inside and outside a subway engineering pit, which includes a corridor support 1, an outside-pit ladder 2, an inside-pit ladder 3 and an armrest portion 4.

The corridor support 1 is provided with an outer side upright post 11 and an inner side upright post 12 which are arranged at intervals, and an avoiding space for avoiding the water retaining wall 7 is arranged between the outer side upright post 11 and the inner side upright post 12. The pit outer ladder 2 is connected to the outer side upright post 11, and the pit inner ladder 3 is obliquely connected to the inner side upright post 12. The handrail part 4 extends along the length direction of the ladder 3 in the pit, and the handrail part 4 is connected with the inner side upright post 12. The inside and outside pedestrian passageway of subway engineering hole of this embodiment faces limit guardrail connecting device, and simple structure has saved the place, has practiced thrift cost and construction cycle.

In a possible embodiment, the outer vertical pillar 11 includes an outer first vertical pillar 111 and an outer second vertical pillar 112, the ladder 2 includes a plurality of first supporting bars 21, each of the first supporting bars 21 is sequentially disposed along a height direction of the outer vertical pillar 11, and two ends of each of the first supporting bars 21 are respectively connected to the outer first vertical pillar 111 and the outer second vertical pillar 112. A gap for avoiding the passage of people is formed between the outer first upright column 111 and the outer second upright column 112. Because the outer side height meets the bottom, the first supporting strips 21 can be sequentially arranged along the height direction of the outer side upright post 11 and are convenient to move up and down, and the outer side upright post 11 can be held by hands without additionally arranging handrails when the outer side upright post is moved up and down. Simple structure, space saving and material saving.

In a possible embodiment, the first supporting strip 21 includes a main supporting strip and two bending strips 22 disposed on two sides of the main supporting strip, and the two bending strips 22 are respectively connected to the outer first upright column 111 and the outer second upright column 112. The pit outer ladder 2 protrudes outwards relative to the outer side upright post 11, so that the outer side upright post 11 is more comfortable to trample and hold by hands when the pit outer ladder moves up and down.

In a possible embodiment, the outer first upright column 111 and the outer second upright column 112 are connected to a retaining wall 7 connecting piece, and a connecting hole is formed in the retaining wall 7 connecting piece, and a fastening piece is arranged through the connecting hole. The fastening piece passes through the connecting hole and then passes through the water retaining wall 7 to be connected with the inner side upright post 12, so that the corridor support 1 is more stable. And the connecting holes are arranged on the connecting pieces of the water retaining wall 7, so that the integral structure of the outer upright post 11 cannot be damaged, and the strength of the outer upright post 11 is higher.

In a possible embodiment, the retaining wall 7 connector includes an angle steel 5, the angle steel 5 has a first side plate and a second side plate perpendicular to each other, the first side plate is attached to and connected with the first outside upright 111 and/or the second outside upright 112, and the second side plate is provided with the connecting hole. So connect more conveniently to through adjusting first curb plate with outside first stand 111 and/or the hookup location of outside second stand 112, can adjust the interval between inside stand 12 and the outside stand 11, can cooperate the breakwater 7 of different thickness to use.

In one possible embodiment, both ends of the first supporting bar 21 are connected to the angle steel 5 on the outer first vertical pillar 111 and the outer second vertical pillar 112, respectively. Therefore, later maintenance and nursing are facilitated, and the strength of the outer upright post 11 cannot be influenced by deformation or falling off of the ladder 2 outside the pit or re-welding and the like.

In a possible embodiment, the inside upright 12 includes an inside first upright and an inside second upright which are arranged at intervals, the ladder 3 includes a first side inclined beam 31, a second side inclined beam 33 and a plurality of supporting plates 32, the first side inclined beam 31 is connected with the inside first upright, the second side inclined beam 33 is connected with the inside second upright, each supporting plate 32 is arranged in sequence along the length direction of the first side inclined beam 31, and two ends of each supporting plate 32 are respectively connected with the first side inclined beam 31 and the second side inclined beam 33. Because the depth of the inner side of the pit is deeper, and certain size is increased without influence, the inclined ladder is selected and used, and the vertical movement is more convenient.

In a possible embodiment, the first side oblique beam 31 includes two first oblique beams 311 arranged in parallel, the second side oblique beam 33 includes two second oblique beams 331 arranged in parallel, one end of the supporting plate 32 is connected to the two first oblique beams 311, and the other end of the supporting plate 32 is connected to the two second oblique beams 331. Therefore, the supporting plate 32 is connected more firmly and is not easy to damage.

In one possible embodiment, the armrest portion 4 comprises a first side armrest 41 and a second side armrest 42, the first side armrest 41 being connected obliquely to the inner first upright, and the second side armrest 42 being connected obliquely to the inner second upright. The supporting is convenient to carry out up and down, so that the up and down movement is more convenient.

In a possible implementation mode, the device for connecting the adjacent side guard rails of the pedestrian passageway inside and outside the subway engineering pit further comprises a framework 6, the framework 6 is connected with the first side handrail 41 and the first side oblique beam 31, and the framework 6 is connected with the second side handrail 42 and the second side oblique beam 33. The structure is more stable, and the overall strength is increased.

In one possible embodiment, the first outer column 111 and the first inner column are disposed correspondingly and connected by a first connecting rod. The outer second upright 112 and the inner second upright are correspondingly arranged and connected through a second connecting rod. Make inboard stand 12 and outside stand 11 all more firm, be difficult for rocking, so make whole corridor support 1 more stable.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides an inside and outside pedestrian passageway of subway engineering hole faces limit guardrail connecting device which characterized in that includes:

the pit outer ladder is connected to the outer side upright post;

the pit ladder is obliquely connected to the inner side upright post;

2. The device for connecting the adjacent side guardrails of the pedestrian passageway in and out of the metro engineering pit according to claim 1, wherein the outer side vertical column comprises an outer side first vertical column and an outer side second vertical column, the pit outer ladder comprises a plurality of first supporting strips, the first supporting strips are sequentially arranged along the height direction of the outer side vertical column, and two ends of each first supporting strip are respectively connected with the outer side first vertical column and the outer side second vertical column.

3. The device for connecting the side rails of the pedestrian passageway in and out of the metro engineering pit according to claim 2, wherein the first supporting strip comprises a main supporting strip and bending strips arranged at two sides of the main supporting strip, and the two bending strips are respectively connected to the first outer vertical column and the second outer vertical column.

4. The device for connecting the adjacent side guardrails of the pedestrian passageway in and out of the subway engineering pit as claimed in claim 3, wherein the first outer column and the second outer column are both connected with a retaining wall connecting piece, a connecting hole is formed in the retaining wall connecting piece, and a fastening piece is arranged to penetrate through the connecting hole.

5. The device for connecting the adjacent side guardrails of the pedestrian passageway in and out of the metro engineering pit according to claim 4, wherein the retaining wall connecting piece comprises an angle steel, the angle steel is provided with a first side plate and a second side plate which are perpendicular to each other, the first side plate is in fit connection with the outer side first upright column and/or the outer side second upright column, and the second side plate is provided with the connecting hole.

6. The device for connecting the adjacent side guardrails of the pedestrian passageway in and out of the metro engineering pit according to claim 5, wherein two ends of the first supporting bar are respectively connected to angle steel on the outer side first upright and the outer side second upright.

7. The device for connecting the adjacent side guard rails of the pedestrian passageway inside and outside the metro engineering pit as claimed in claim 1, wherein the inner side upright column comprises a first inner side upright column and a second inner side upright column which are arranged at intervals, the ladder inside the pit comprises a first side oblique beam, a second side oblique beam and a plurality of supporting plates, the first side oblique beam is connected with the first inner side upright column, the second side oblique beam is connected with the second inner side upright column, the supporting plates are sequentially arranged along the length direction of the first side oblique beam, and two ends of the supporting plates are respectively connected with the first side oblique beam and the second side oblique beam.

8. The device for connecting the adjacent side guard rails of the pedestrian passageway in and out of the metro engineering pit according to claim 7, wherein the first side oblique beams comprise two first oblique beams which are arranged in parallel, the second side oblique beams comprise two second oblique beams which are arranged in parallel, one end of the supporting plate is connected with the two first oblique beams respectively, and the other end of the supporting plate is connected with the two second oblique beams respectively.

9. The device for connecting the adjacent side guard rails of the pedestrian passageway in and out of the metro engineering pit according to claim 8, wherein the handrail part comprises a first side handrail and a second side handrail, the first side handrail is obliquely connected with the inner side first upright, and the second side handrail is obliquely connected with the inner side second upright.

10. The device for connecting the adjacent side guard rails of the pedestrian passageway in and out of the metro engineering pit as claimed in claim 9, further comprising a framework, wherein the framework is connected with the first side handrail and the first side sloping beam, and the framework is connected with the second side handrail and the second side sloping beam.