Cantilever pedestrian path guardrail special for trestle

Abstract

A special overhanging pedestrian path guardrail for a trestle relates to the field of building construction, and comprises a support frame, a mounting mechanism, a fixing mechanism, a walkway plate, a pedestrian-vehicle separation rod and a guardrail, and the support frame is arranged on the trestle; the mounting mechanism is arranged at the joint of the supporting frame and the trestle; the fixing mechanism is arranged between the bottom of the supporting frame and the trestle supporting column, and the man-vehicle separating rod is arranged on the supporting frame and located between the walkway plate and the trestle; and the guardrail is arranged on the supporting frame. The walkway plate for pedestrians to pass through is additionally arranged outside the trestle, the pedestrian and vehicle areas are divided through the pedestrian and vehicle separation rods, pedestrian passing space can be additionally erected under the condition that an original trestle structure is not changed, the supporting frame is supported on the supporting columns of the trestle in an auxiliary mode through the fixing mechanism, and therefore the trestle structure is more convenient to use. The structure stability and safety of the pedestrian path are improved, meanwhile, the fixing mechanism is of a telescopic structure, the fixing mechanism can be stretched and shortened according to different conditions so as to adapt to trestles of different sizes, and applicability is achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of building construction, concretely is a kind of overhanging pedestrian passage guardrail special for trestle. BACKGROUND

[0002] In civil engineering, construction trestle is the temporary bridge facility for transporting materials, equipment, personnel, is usually composed of bridge plate and support column. Since the personnel and vehicle flow through greatly on trestle during construction, in order to avoid causing production accident, usually through setting warning marking line to divide the space of trestle into vehicle passing area and pedestrian passing area, this method can make the trestle passing more orderly, but it reduces the use space of trestle, reduces the passing width. When flow increases, pedestrian and construction vehicle often mutually occupy space, not only can not effectively separate people and vehicles, but also affect the passing efficiency, further lead to low production efficiency, and it needs to be improved. CONTENT OF UTILITY MODEL

[0003] The utility model aims at overcoming the shortcomings of prior art, provide a kind of overhanging pedestrian passage guardrail special for trestle.

[0004] The utility model adopts the following technical scheme:

[0005] A kind of overhanging pedestrian passage guardrail special for trestle, including support frame, installation mechanism, fixed mechanism, walkway board, people-vehicle separation rod and guardrail, support frame is set on trestle, extends horizontally from trestle side face outward;Installation mechanism is set at the connecting place of support frame and trestle to install support frame on trestle;Fixed mechanism is set between the bottom of support frame and trestle support column, including fixed end, first connecting rod, second connecting rod, mobile end and fixed assembly, fixed end is set in the bottom of support frame;First connecting rod is rotatably set on fixed end;Second connecting rod is set outside first connecting rod;Mobile end is rotatably set at the end of second connecting rod, rotates and telescopes with second connecting rod and is installed on trestle support column;Fixed assembly is set in the overlapping portion of first connecting rod and second connecting rod to fix them;Walkway board is set on support frame for pedestrian passing;People-vehicle separation rod is set on support frame and is located between walkway board and trestle;Guardrail is set on support frame.

[0006] Preferably, the fixed assembly includes a fixed screw and a fixed nut, the fixed screw is provided with several, and is arranged through the nesting position of the first connecting rod and the second connecting rod;The fixed nut is arranged at both ends of the fixed screw to fix the fixed screw on the first connecting rod and the second connecting rod to fix them.

[0007] Preferably, the mobile end is provided with a mounting plate that can be attached to the trestle support column and an expansion bolt that can pass through the mounting plate to install the mounting plate on the trestle support column.

[0008] Preferably, the mounting mechanism includes a splint and mounting bolts. The splint is U-shaped, with a sealed end connected to the support frame and an opening facing the trestle, and is sleeved at the connection between two adjacent trestle bridge plates. Several mounting bolts are provided, which can pass through the splint and the trestle bridge plate respectively to fix the support frame on the trestle, and the two adjacent trestle bridge plates are connected to at least one mounting bolt each, and the human-vehicle separation rod is provided on the splint.

[0009] Preferably, the walkway plate is fixed to the support frame by walkway bolts, and the support frame is further provided with a limiting angle iron, and the walkway plate is pressed against the limiting angle iron on the side close to the trestle to ensure the accurate installation position.

[0010] Preferably, the support frame is further provided with columns, and a plurality of columns are provided, which are arranged perpendicular to the support frame and are evenly spaced and distributed at an end away from the pier, and the guardrails are arranged on the columns.

[0011] Preferably, a skirting board is provided between two adjacent columns.

[0012] As can be seen from the above description of the utility model, compared with the prior art, the beneficial effects of the utility model are as follows: by adding a walkway board for pedestrians to pass outside the trestle and dividing the pedestrian and vehicle areas by a pedestrian and vehicle separation rod, an additional pedestrian passage space can be set up without changing the original trestle structure, and the supporting frame is auxiliary supported on the supporting columns of the trestle by a fixing mechanism, thereby improving the structural stability and safety of the pedestrian passage. At the same time, the fixing mechanism is a retractable structure, which can be extended or shortened according to different situations to adapt to trestles of different sizes, and has applicability;

[0013] The installation mechanism can not only install the support frame, but also assist in fixing and connecting two adjacent trestle bridge plates. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of the utility model Figure 1 ;

[0015] Figure 2 This is a schematic diagram of the structure of the utility model Figure 2 ;

[0016] Figure 3 It is a side view of the utility model;

[0017] Figure 4 It is a top view of the utility model;

[0018] Figure 5 for Figure 1 A partial enlarged view of point A in the middle;

[0019] Figure 6 for Figure 2 A partial enlarged view of point B in the middle;

[0020] Figure 7 for Figure 3 A partial enlarged view of point C in the middle;

[0021] In the figure: 1-support frame; 11-column; 12-skirting board; 13-limiting angle iron; 2-installation mechanism; 21-plywood; 22-installation bolt; 3-fixing mechanism; 31-fixed end; 311-fixed block; 312-first rotating shaft; 32-first connecting rod; 33-second connecting rod; 34-moving end; 341-moving block; 342-second rotating shaft; 343-installation plate; 344-expansion bolt; 35-fixing assembly; 351-fixing screw; 352-fixing nut; 4-walkway board; 5-passenger and vehicle separation rod; 6-guardrail. DETAILED DESCRIPTION

[0022] The present invention is further described below through specific implementation methods.

[0023] Reference Figure 1 As shown in the figure, a cantilevered pedestrian walkway guardrail specially used for a pier includes a support frame 1, an installation mechanism 2, a fixing mechanism 3, a walkway plate 4, a pedestrian and vehicle separation rod 5, and a guardrail 6.

[0024] A support frame 1 is mounted on the trestle, extending horizontally outward from the side of the trestle. The support frame 1 is also provided with a plurality of columns 11, which are arranged perpendicular to the support frame 1 and evenly spaced apart at the end away from the trestle. A skirting 12 is also provided between adjacent columns.

[0025] The mounting mechanism 2 is provided at the connection between the support frame 1 and the trestle to mount the support frame 1 on the trestle. The mounting mechanism 2 includes a clamping plate 21 and mounting bolts 22. The clamping plate 21 is U-shaped, with the sealed end connected to the support frame 1 and the opening facing the trestle. The clamping plate 21 is sleeved at the connection between two adjacent trestle bridge plates. There are a plurality of mounting bolts 22, which can pass through the clamping plate 21 and the trestle bridge plate to fix the support frame 1 on the trestle, and at least one mounting bolt 22 is connected to each of the two adjacent trestle bridge plates. The mounting mechanism 2 not only plays the role of installing the support frame 1, but also plays the role of assisting in fixing and connecting the two adjacent trestle bridge plates.

[0026] The fixing mechanism 3 is arranged between the bottom of the supporting frame 1 and the supporting column at the bottom of the trestle bridge deck. Figure 3As shown, three groups of trestle bridge plates are spaced between two adjacent fixing mechanisms 3. The fixing mechanism 3 comprises a fixed end 31, a first connecting rod 32, a second connecting rod 33, a moving end 34 and a fixing assembly 35. The fixed end 31 is arranged at the bottom of the support frame 1. The first connecting rod 32 is rotatably arranged on the fixed end 31. The second connecting rod 33 is sleeved outside the first connecting rod 32. The moving end 34 is rotatably arranged at the end of the second connecting rod 33, and is rotatable and telescopic and installed on the trestle support column. The fixing assembly 35 is arranged at the overlapping part of the first connecting rod 32 and the second connecting rod 33 to fix the two. The fixing mechanism 3 is a telescopic structure, which can be elongated and shortened according to different conditions to adapt to trestles of different sizes, and has applicability. Specifically, the fixed end 31 comprises a fixed block 311 arranged at the bottom of the support frame 1 and a first rotating shaft 312 arranged on the fixed block 311. The first connecting rod 32 is rotatably arranged on the first rotating shaft 312. The moving end 34 comprises a moving block 341, a second rotating shaft 342, an installation plate 343 and an expansion bolt 344. The second rotating shaft 342 is arranged on the moving block 341, and the second connecting rod 33 is rotatably connected with the second rotating shaft 342. The installation plate 343 is arranged on the moving block 341 and can be attached to the trestle support column. The expansion bolt 344 can pass through the installation plate 343 and can install and fix the installation plate 343 on the trestle support column. Further, the fixing assembly 35 comprises a fixing screw 351 and a fixing nut 352. The fixing screw 351 is arranged in the nested position of the first connecting rod 32 and the second connecting rod 33. The fixing nut 352 is arranged at both ends of the fixing screw 351 to fix the fixing screw 351 on the first connecting rod 32 and the second connecting rod 33 to fix the two.

[0027] The walkway plate 4 is arranged on the support frame 1 for pedestrian passage. The walkway plate 4 is fixed on the support frame 1 by walkway bolts. The support frame 1 is further provided with a limiting angle iron 13. The walkway plate 4 is abutted against the limiting angle iron 13 on the side close to the trestle to ensure accurate installation position.

[0028] The pedestrian-vehicle separation rod 5 is arranged on the clamping plate 21 between the walkway plate 4 and the trestle to realize pedestrian-vehicle separation.

[0029] The guardrail 6 is arranged on the stand column 11.

[0030] During installation, the support frame 1 is hoisted by hoisting equipment, the clamping plate 21 is moved to be parallelly moved and sleeved on the trestle plate, the position of the clamping plate 21 is adjusted to be located between two adjacent trestle plates, the clamping plate 21 is fixed on the trestle plate through the installation bolt 22. Then the position of the first connecting rod 32 and the second connecting rod 33 is adjusted, the installation plate 343 is attached to the trestle support column, the first connecting rod 32 and the second connecting rod 33 are fixed through the fixing assembly 35 after the installation plate 343 is fixed through the expansion bolt 344. Finally, the walkway plate 4, the stand column 11, the guardrail 6, the people-vehicle separation rod 5, the skirting line 12 and other structures are sequentially installed, and the installation of the pedestrian passage is completed. The walkway plate 4 for the pedestrians to pass through is additionally arranged outside the trestle, the people-vehicle separation rod 5 is used for dividing the people area and the vehicle area, the pedestrian passing space is additionally erected without changing the original trestle structure, the support frame 1 is supported on the support column of the trestle through the fixing assembly 3, and the structural stability and the safety of the pedestrian passage are improved.

[0031] The above is only a preferred embodiment of the present application, and therefore cannot limit the scope of the present application, i.e. equivalent changes and modifications made according to the patent application range and the content of the specification should still be within the scope of the present application.

Claims

1. A cantilevered pedestrian walkway guardrail specially designed for a trestle, characterized by: It includes a supporting frame, an installation mechanism, a fixing mechanism, a walkway board, a pedestrian and vehicle separation rod and a guardrail. The supporting frame is arranged on the trestle and extends horizontally outward from the side of the trestle; the installation mechanism is arranged at the connection between the supporting frame and the trestle to install the supporting frame on the trestle; the fixing mechanism is arranged between the bottom of the supporting frame and the trestle support column, and includes a fixed end, a first connecting rod, a second connecting rod, a movable end and a fixing assembly, and the fixed end is arranged at the bottom of the supporting frame; the first connecting rod is rotatably arranged on the fixed end; the second connecting rod is sleeved on the outside of the first connecting rod; the movable end is rotatably arranged at the end of the second connecting rod, rotates and retracts with the second connecting rod and is installed on the trestle support column; the fixing assembly is arranged at the overlapping part of the first connecting rod and the second connecting rod to fix the two; the walkway board is arranged on the supporting frame for pedestrian passage; the pedestrian and vehicle separation rod is arranged on the supporting frame and is located between the walkway board and the trestle; the guardrail is arranged on the supporting frame.

2. The cantilevered pedestrian walkway guardrail for a pier according to claim 1, characterized in that: The fixing assembly includes a fixing screw and a fixing nut. There are several fixing screws, which are set through the nesting position of the first connecting rod and the second connecting rod; the fixing nuts are set at both ends of the fixing screws to fix the fixing screws on the first connecting rod and the second connecting rod to fix the two.

3. The cantilevered pedestrian passage guardrail for a pier according to claim 1, characterized in that: The movable end is provided with a mounting plate which can be fitted on the trestle support column and an expansion bolt which can pass through the mounting plate and mount the mounting plate on the trestle support column.

4. The cantilevered pedestrian walkway guardrail for a pier according to claim 1, characterized in that: The mounting mechanism includes a clamping plate and mounting bolts. The clamping plate is U-shaped, with a sealed end connected to the support frame and an opening facing the trestle. The clamping plate is sleeved at the connection between two adjacent trestle bridge plates. Several mounting bolts are provided, which can pass through the clamping plate and the trestle bridge plate respectively to fix the support frame on the trestle, and the two adjacent trestle bridge plates are connected to at least one mounting bolt each. The human-vehicle separation rod is provided on the clamping plate.

5. The cantilevered pedestrian passage guardrail for a pier according to claim 1, characterized in that: The walkway plate is fixed to the support frame by walkway bolts. The support frame is also provided with a limiting angle iron. The side of the walkway plate close to the trestle is against the limiting angle iron to ensure the accurate installation position.

6. The cantilevered pedestrian walkway guardrail for a pier according to claim 1, characterized in that: The support frame is also provided with columns, and a plurality of columns are provided, which are arranged perpendicular to the support frame and are evenly spaced and distributed at an end away from the trestle. The guardrails are arranged on the columns.

7. The cantilevered pedestrian walkway guardrail for a pier according to claim 6, characterized in that: A skirting is also provided between the two adjacent columns.

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