CN217974004U

CN217974004U - Prefabricated combined large-span steel structure pedestrian bridge

Info

Publication number: CN217974004U
Application number: CN202221428078.XU
Authority: CN
Inventors: 吴德雨; 李前进; 郭馨梅
Original assignee: Anhui Suya Construction Group Co ltd
Current assignee: Anhui Suya Construction Group Co ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-12-06
Anticipated expiration: 2032-06-09

Abstract

The utility model discloses a large-span steel construction pedestrian bridge of prefabricated combination, concretely relates to steel construction pedestrian bridge technical field, include: the inner sides of the tops of the two fixed base plates are symmetrically and fixedly provided with two connecting seats; the left end and the right end of the pedestrian transverse plate are symmetrically provided with two first connecting holes; the pedestrian slope comprises two fixed oblique rods, the tops of the fixed oblique rods are provided with connecting holes II, the bottoms of the fixed oblique rods are provided with connecting holes III, the fixed oblique rods are provided with a plurality of mounting holes at equal intervals, and a plurality of pedestrian pedals are arranged between the two fixed oblique rods at equal intervals; two sets of support mechanisms. The utility model discloses a set up people's line diaphragm, people's line slope, connect member one, connect member two and supporting mechanism, supporting mechanism supports people's line slope for this device has good stability, has prolonged the life of this device.

Description

Prefabricated combined large-span steel structure pedestrian bridge

Technical Field

The utility model relates to a steel construction pedestrian bridge technical field, more specifically say, the utility model relates to a large-span steel construction pedestrian bridge of prefabricated combination.

Background

At present, when solving the problem that pedestrians and motor vehicles cross urban streets domestically and abroad, the pedestrian overpass is generally erected in a mode of design and construction basically regarded as a building project. At present, the pedestrian overpass has two structural types: the steel frame structure is a reinforced concrete structure and a common steel frame structure.

Current steel construction pedestrian bridge simple structure, its slope region lacks bearing structure, leads to pedestrian bridge's stability to be difficult to guarantee, and the welding technology that current steel construction pedestrian bridge used simultaneously leads to the bridge to dismantle the time must all once only dismantle, and is difficult to the reutilization after dismantling, causes certain economic loss. The present invention was made in view of the above problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the utility model provides a large-span steel construction passenger foot bridge of prefabricated combination solves current steel construction passenger foot bridge simple structure, and its slope region lacks bearing structure, leads to the problem that the stability of passenger foot bridge is difficult to the assurance.

In order to achieve the above object, the present invention provides the following technical solutions: a prefabricated combined long-span steel structure pedestrian bridge comprises:

the two fixing base plates are fixedly arranged on two sides of a road through bolts, and two connecting seats are symmetrically and fixedly arranged on the inner sides of the tops of the fixing base plates;

the pedestrian cross plate is arranged above the two fixed base plates, and the left end and the right end of the pedestrian cross plate are symmetrically provided with two first connecting holes;

the two groups of pedestrian slopes are arranged on the left side and the right side of the pedestrian transverse plate and comprise two fixed inclined rods, the tops of the fixed inclined rods are provided with connecting holes II, the positions of the connecting holes II correspond to the positions of the two connecting holes I on the same side, connecting rod pieces I are inserted into the connecting holes II and the two connecting holes I on the same side, the bottoms of the fixed inclined rods are provided with connecting holes III, the positions of the connecting holes III correspond to the positions of the two connecting seats on the same side, the connecting holes III and the two connecting seats on the same side are inserted with the connecting rod pieces II, the fixed inclined rods are provided with a plurality of mounting holes at equal intervals, a plurality of personal pedals are arranged between the two fixed inclined rods at equal intervals, the positions of the personal pedals correspond to the positions of the mounting holes on the same side, and the two ends of the personal pedals are respectively inserted into the mounting holes on the front side and the rear side;

and the two groups of supporting mechanisms are arranged below the two groups of pedestrian slopes and are used for supporting the pedestrian slopes.

In a preferred embodiment, the top of the pedestrian crossing plate is symmetrically and fixedly provided with the transverse guardrails.

In a preferred embodiment, an inclined guardrail is fixedly installed on the upper surface of the fixed inclined rod.

In a preferred embodiment, first inserting holes are symmetrically formed in two ends of the first connecting rod piece, and a first locking pin is inserted into the first inserting holes.

In a preferred embodiment, two ends of the second connecting rod piece are symmetrically provided with second inserting holes, and a second locking pin is inserted into the second inserting holes.

In a preferred embodiment, two ends of the foot pedal are symmetrically provided with third inserting holes, and third locking pins are inserted into the third inserting holes.

In a preferred embodiment, the supporting mechanism includes fixed baseplate, fixed baseplate's top fixed mounting has spacing frame, the inside rotation of spacing frame is connected with the threaded rod, the outside of spacing frame is provided with step motor, step motor's output is connected with the one end of threaded rod, the inside of spacing frame is provided with removes the seat, remove seat and threaded rod threaded connection, fixed baseplate's top is provided with accepts the backing plate, accept the bottom outer end of backing plate and fixed baseplate's top outer end swing joint, the lower part fixed mounting who accepts the backing plate has the fixing base, movable mounting has the support rod spare between fixing base and the removal seat, and the supporting mechanism is used for supporting two sets of people's bank slopes.

In a preferred embodiment, the width of the movable seat is the same as that of the limiting frame, so that the movable seat is limited.

In a preferred embodiment, a plurality of water outlet holes are formed in the pedestrian cross plate, so that accumulated water on the pedestrian cross plate can be discharged quickly.

In a preferred embodiment, the first connecting rod and the second connecting rod are both cylindrical structures.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up people's bank of china diaphragm, people's bank of china slope, connect member one, connect member two and supporting mechanism, realize being connected between people's bank of china slope and the fixed baseplate through connecting member two in the use, realize being connected between two sets of people's bank of china slopes and the people's bank of china diaphragm through connecting member one, place the supporting mechanism below two sets of people's bank of china slopes at last to this supports people's bank of china slope, make this device have good stability, only need to connect member one and connect member two to cut when dismantling, other parts still can continue to use, reduced economic cost;

2. the utility model discloses a set up first lockpin, second lockpin and third lockpin, realized connecting seat, people's motion diaphragm, people's motion slope, connection member one and connect the connection between the member two, the packaging efficiency is all higher with the dismantlement efficiency, has higher flexibility.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of an overall structure of embodiment 1 of the present invention;

fig. 2 is a side view of the overall structure of embodiment 1 of the present invention;

fig. 3 is a schematic view of the overall structure of embodiment 3 of the present invention;

fig. 4 is an enlarged schematic view of the area a in fig. 3 according to the present invention;

fig. 5 is an enlarged schematic view of the region B in fig. 3 according to the present invention;

fig. 6 is a schematic structural view of the pedestrian crossing board in embodiment 4 of the present invention;

fig. 7 is a schematic structural view of the fixed diagonal member of the present invention;

fig. 8 is a schematic view of the overall structure of embodiment 5 of the present invention;

fig. 9 is a schematic structural view of a support mechanism according to embodiment 5 of the present invention.

Description of the reference numerals:

1. fixing the substrate; 2. a connecting seat; 3. a pedestrian cross board; 4. a transverse guardrail; 5. a first connecting hole; 6. a pedestrian slope; 601. fixing the diagonal rods; 602. mounting holes; 603. a second connecting hole; 604. a pedestrian pedal; 605. connecting a hole III; 7. a support mechanism; 701. a fixed base; 702. a limiting frame; 703. a threaded rod; 704. a movable seat; 705. carrying a base plate; 706. a stepping motor; 707. a fixed seat; 708. supporting the rod member; 8. connecting a first rod piece; 9. a first plug hole; 10. a first lock pin; 11. a second connecting rod piece; 12. a second plug hole; 13. a second lock pin; 14. an oblique guardrail; 15. a third plug hole; 16. a third lock pin; 17. and (7) water outlet holes.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1, 2 and 7, the prefabricated combined long-span steel-structured pedestrian bridge of the embodiment includes two fixed base plates 1, a pedestrian cross plate 3, two pedestrian slopes 6 and two pedestrian slopes 6.

The two fixing base plates 1 are fixedly installed on two sides of a road through bolts, two connecting seats 2 are symmetrically and fixedly installed on the inner side of the top of each fixing base plate 1, and the two connecting seats 2 are symmetrically arranged in the front-back direction.

The pedestrian cross plate 3 is arranged above the two fixed base plates 1, the pedestrian cross plate 3 is parallel to the road surface, two connecting holes I5 are symmetrically formed in the left end and the right end of the pedestrian cross plate 3, and the two connecting holes I5 are symmetrically arranged front and back.

Two groups of the pedestrian slopes 6 are arranged on the left side and the right side of the pedestrian cross plate 3, each group of the pedestrian slopes 6 comprises two fixed diagonal rods 601, the two fixed diagonal rods 601 are arranged in parallel, the top of each fixed diagonal rod 601 is provided with a connecting hole two 603, the position of each connecting hole two 603 corresponds to the position of each connecting hole one 5 on the same side, a connecting rod piece I8 is inserted into each connecting hole two 603 and each connecting hole two 603, the connecting holes two 603 and each connecting hole two 5 on the same side, each connecting rod piece I8 is welded into each connecting hole I5 and each connecting hole two 603, the two groups of the pedestrian slopes 6 are connected with the left side and the right side of the pedestrian cross plate 3 through each connecting rod piece I8, the bottom of each fixed diagonal rod 601 is provided with a connecting hole three 605, the positions of the connecting holes three 605 correspond to the positions of the two connecting seats 2 on the same side, and each connecting hole three 605 is inserted into each connecting rod piece II 11 with the two connecting seats 2 on the same side, the connecting rod piece II 11 is welded on the connecting hole III 605 and the connecting seat 2, the two groups of pedestrian slopes 6 are connected with the fixed substrate 1 through the connecting rod piece II 11 and the connecting seat 2, the connecting rod piece I8 and the connecting rod piece II 11 are cylindrical structures, a plurality of mounting holes 602 are formed in the fixed oblique rods 601 at equal intervals, a plurality of pedestrian pedals 604 are arranged between the fixed oblique rods 601 at equal intervals, the positions of the pedestrian pedals 604 correspond to the positions of the mounting holes 602 at the same side, the two ends of the pedestrian pedals 604 are respectively inserted into the mounting holes 602 at the front side and the rear side, the middle parts of the pedestrian pedals 604 are rectangular structures, pedestrians can conveniently tread, and the two ends of the pedestrian pedals 604 are cylindrical structures.

Two sets of supporting mechanism 7 set up in the below of two sets of people's bank of china slopes 6 for support people's bank of china slopes 6, supporting mechanism 7 adopts the supporting shoe of right trapezoid structure, and the inclined plane of supporting shoe contacts with the bottom surface of people's bank of china slopes 6, has guaranteed the stability of people's bank of china slopes 6 in the use.

The staff realizes being connected between people's bank of china slope 6 and the fixed baseplate 1 through connecting member two 11 earlier in the use, then realize being connected between two sets of people's bank of china slope 6 and the people's bank of china diaphragm 3 through connecting member one 8, and fix connecting member one 8 and connecting member two 11 through the welded mode, place supporting mechanism 7 in the below of two sets of people's bank of china slope 6 at last, with this support people's bank of china slope 6, this device adopts the steel construction to make, has stronger stability, only need will connect member one 8 and connect member two 11 to cut when dismantling, other parts still can continue to use, economic cost is reduced.

Example 2

Referring to fig. 3, the large-span steel structure pedestrian bridge of a prefabricated combination of this embodiment, this embodiment is the same basically as the structure of embodiment 1, and the difference lies in that, this embodiment has increased horizontal guardrail 4 and slant guardrail 14 on the basis of

embodiment

1, 3 top symmetry fixed mounting of people's diaphragm has horizontal guardrail 4, the last fixed surface of fixed down tube 601 installs slant guardrail 14, and horizontal guardrail 4 and slant guardrail 14 have guaranteed pedestrian's security, and the practicality is higher.

Example 3

Referring to fig. 3, 4, and 5, the prefabricated and combined long-span steel-structured pedestrian bridge of this embodiment has a structure substantially the same as that of embodiment 2, except that first insertion holes 9 are symmetrically formed at two ends of the first connecting rod 8, a first locking pin 10 is inserted into the first insertion hole 9, the diameter of the first locking pin 10 is the same as that of the first insertion hole 9, second insertion holes 12 are symmetrically formed at two ends of the second connecting rod 11, a second locking pin 13 is inserted into the second insertion hole 12, the diameter of the second locking pin 13 is the same as that of the second insertion hole 12, third insertion holes 15 are symmetrically formed at two ends of the pedestrian pedal 604, a third locking pin 16 is inserted into the third insertion hole 15, the diameter of the third locking pin 16 is the same as that of the third insertion hole 15, and the first locking pin 10, the second locking pin 13, and the third locking pin 16 are all U-shaped structures, thereby ensuring the stability of the first locking pin 10, the second locking pin 13, and the third locking pin 16 in the use process.

This device is through adopting first lockpin 10, second lockpin 13 and third lockpin 16, has realized connecting seat 2, people's diaphragm 3, people's slope 6, connection member 8 and is connected the connection between the member two 11, easily assembles and dismantles, and for embodiment 1, the structure flexibility of this embodiment is higher, and packaging efficiency and dismantlement efficiency are all higher, and each part after the dismantlement all can used repeatedly, and the practicality is higher.

Example 4

Referring to fig. 6, the large-span steel structure pedestrian bridge of a prefabricated combination of this embodiment, this embodiment is the same basically as the structure of embodiment 3, and the difference lies in that this embodiment has seted up a plurality of apopore 17 on the people's bank of china diaphragm 3, through setting up apopore 17, is convenient for discharge ponding on the people's bank of china diaphragm 3 fast.

Example 5

Referring to fig. 8 and 9, the embodiment of the prefabricated and combined long-span steel-structured passenger footbridge is basically the same as that of embodiment 4, except that the supporting mechanism 7 in this embodiment has an angle adjusting effect, and the supporting mechanism 7 in this embodiment has stronger flexibility and can support any passenger slope 6 at different positions relative to the supporting block with the right-angled trapezoid structure.

The supporting mechanism 7 comprises a fixed base 701, the fixed base 701 is detachably mounted on the ground through bolts, a limiting frame 702 is fixedly mounted at the top of the fixed base 701, a threaded rod 703 is connected to the inside of the limiting frame 702 in a rotating mode, a stepping motor 706 is arranged on the outer side of the limiting frame 702, the stepping motor 706 is fixedly mounted on the upper surface of the fixed base 701, the output end of the stepping motor 706 is connected with one end of the threaded rod 703, the stepping motor 706 can drive the threaded rod 703 to rotate, a moving seat 704 is arranged inside the limiting frame 702, the moving seat 704 is in threaded connection with the threaded rod 703, a bearing base plate 705 is arranged above the fixed base 701, the outer end of the bottom of the bearing base plate 705 is movably connected with the outer end of the top of the fixed base 701, the bearing base plate 705 supports the pedestrian slope 6, a fixed base 707 is fixedly mounted on the lower portion of the bearing base plate 705, and a supporting rod piece 708 is movably mounted between the fixed base 707 and the moving seat 704.

The width of the movable base 704 is the same as the width of the limiting frame 702, so that the movable base 704 is limited, and the movable base 704 can move along the limiting frame 702 in the rotating process of the threaded rod 703.

During the use process, the worker starts the stepping motor 706, the output end of the stepping motor 706 rotates to drive the threaded rod 703 to rotate, the movable seat 704 in threaded connection with the threaded rod 703 moves during the rotation process of the threaded rod 703, the adjustment of the angle between the bearing base plate 705 and the fixed base 701 is realized under the action of the support rod 708, the pedestrian slopes 6 with different angles can be supported conveniently, and the stability of the pedestrian slopes 6 is ensured.

And finally: the foregoing is illustrative of the preferred embodiments of the present invention, and is not to be construed as limiting the invention, and any modifications, equivalent alterations, improvements and the like made within the spirit and principle of the invention are intended to be included within the scope of the invention.

Claims

1. The utility model provides a prefabricated large-span steel construction passenger footbridge who makes up which characterized in that includes:

the two fixing base plates (1) are fixedly arranged on two sides of a road through bolts, and two connecting seats (2) are symmetrically and fixedly arranged on the inner sides of the tops of the fixing base plates (1);

the pedestrian cross plate (3) is arranged above the two fixed base plates (1), and two first connecting holes (5) are symmetrically formed in the left end and the right end of the pedestrian cross plate (3);

the two groups of pedestrian slopes (6) are arranged on the left side and the right side of the pedestrian transverse plate (3), each pedestrian slope (6) comprises two fixed oblique rods (601), the tops of the fixed oblique rods (601) are provided with connecting holes II (603), the positions of the connecting holes II (603) correspond to the positions of the two connecting holes I (5) on the same side, connecting rod pieces I (8) are inserted into the connecting holes II (603) and the two connecting holes I (5) on the same side, the bottom of each fixed oblique rod (601) is provided with connecting holes III (605), the positions of the connecting holes III (605) correspond to the positions of the two connecting seats (2) on the same side, connecting rod pieces II (11) are inserted into the connecting holes III (605) and the two connecting seats (2) on the same side, the fixed oblique rods (601) are provided with a plurality of mounting holes (602) at equal intervals, a plurality of pedestrian pedals (604) are arranged between the two fixed oblique rods (601) at equal intervals, and the positions of the pedestrian pedals (604) correspond to the positions of the mounting holes (602) on the same side, and two ends of the pedestrian pedals (604) are respectively inserted into the front side and the rear side of the mounting holes (602);

and the two groups of supporting mechanisms (7) are arranged below the two groups of pedestrian slopes (6) and are used for supporting the pedestrian slopes (6).

2. The prefabricated combined long-span steel structure pedestrian bridge according to claim 1, characterized in that: and the top of the cross pedestrian plate (3) is symmetrically and fixedly provided with transverse guardrails (4).

3. The prefabricated combined large-span steel structure pedestrian bridge of claim 1, wherein: the upper surface of the fixed diagonal rod (601) is fixedly provided with an oblique guardrail (14).

4. The prefabricated combined large-span steel structure pedestrian bridge of claim 1, wherein: first inserting holes (9) are symmetrically formed in two ends of the first connecting rod piece (8), and first locking pins (10) are inserted into the first inserting holes (9).

5. The prefabricated combined large-span steel structure pedestrian bridge of claim 1, wherein: and second inserting holes (12) are symmetrically formed in two ends of the second connecting rod piece (11), and second lock pins (13) are inserted into the second inserting holes (12).

6. The prefabricated combined long-span steel structure pedestrian bridge according to claim 1, characterized in that: third plug-in holes (15) are symmetrically formed in two ends of the pedestrian pedal (604), and third lock pins (16) are inserted into the third plug-in holes (15).

7. The prefabricated combined large-span steel structure pedestrian bridge of claim 1, wherein: supporting mechanism (7) are including fixed baseplate (701), the top fixed mounting of fixed baseplate (701) has spacing frame (702), the internal rotation of spacing frame (702) is connected with threaded rod (703), the outside of spacing frame (702) is provided with step motor (706), the output of step motor (706) is connected with the one end of threaded rod (703), the inside of spacing frame (702) is provided with removes seat (704), remove seat (704) and threaded rod (703) threaded connection, the top of fixed baseplate (701) is provided with accepts backing plate (705), the bottom outer end of accepting backing plate (705) and the top outer end swing joint of fixed baseplate (701), the lower part fixed mounting who accepts backing plate (705) has fixing base (707), movable mounting has support member spare (708) between fixing base (707) and removal seat (704).

8. The prefabricated combined large-span steel structure pedestrian bridge of claim 7, wherein: the width of the movable seat (704) is the same as that of the limiting frame (702).

9. The prefabricated combined long-span steel structure pedestrian bridge according to claim 1, characterized in that: a plurality of water outlet holes (17) are formed in the pedestrian transverse plate (3).

10. The prefabricated combined large-span steel structure pedestrian bridge of claim 1, wherein: the first connecting rod piece (8) and the second connecting rod piece (11) are both of cylindrical structures.