CN215887883U - Combined pedestrian obstacle avoidance ladder bridge - Google Patents
Combined pedestrian obstacle avoidance ladder bridge Download PDFInfo
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- CN215887883U CN215887883U CN202122197471.4U CN202122197471U CN215887883U CN 215887883 U CN215887883 U CN 215887883U CN 202122197471 U CN202122197471 U CN 202122197471U CN 215887883 U CN215887883 U CN 215887883U
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Abstract
The utility model provides a combined pedestrian obstacle avoidance ladder bridge, which belongs to the field of building construction equipment and comprises: two double ladder and connection bridge, the both ends of connecting the bridge can be dismantled with the top of two double ladder respectively and be connected, and the structure of two double ladders is the same, all includes: vertical support frame and pedestrian's ladder, vertical support frame includes two vertical vaulting poles and strengthens the stull, the pedestrian's ladder includes two main tributary vaulting poles and a plurality of footboard, the top of main tributary vaulting pole is rotated with the top of two vertical vaulting poles and is connected, the footboard is through the dwang and two main tributary vaulting pole rotatable coupling that pass it, the terminal surface and the same connecting rod of each footboard are connected, the connecting rod middle part is connected with vertical support frame through movable vaulting pole, the double ladder both sides are equipped with collapsible handrail, connect the bridge surface and be equipped with folding guardrail from top to bottom. The ladder bridge can be quickly and conveniently erected above a temporary obstacle, is convenient for personnel to quickly and safely pass through, can be conveniently detached, folded and stored when not in use, and can be recycled.
Description
Technical Field
The utility model relates to the technical field of building construction equipment, in particular to a combined pedestrian obstacle avoidance ladder bridge.
Background
In daily production and life of each production type enterprise, particularly in construction sites such as construction sites and urban road construction, various pipe ditches and pipelines on the ground are often excavated or laid temporarily, and the temporary obstacles not only hinder and influence normal passage of people, but also form great threat and hidden danger to safety of pedestrians.
The constructor often takes the following temporary measures to solve the problems: firstly, laying a frame plate through a scaffold; secondly, laying or erecting steel plates with certain strength and thickness above the obstacle ditch and the obstacle; thirdly, welding a temporary passing bridge on the spot; fourthly, directly fencing to forbid pedestrians to pass; fifthly, the work can be finished quickly without any measures and regardless.
The above methods all have major drawbacks and disadvantages. Firstly, the passing safety of pedestrians cannot be reliably guaranteed, and the temporarily erected steel plates and the scaffold passing bridge lack necessary guardrails and handrails and have potential safety hazards; secondly, the temporary passing bridge is welded on site, so that the cost is high, time and labor are wasted, the service cycle is short, and the temporary passing bridge is inconvenient to recycle after the project is finished.
In view of the above reasons, the utility model provides a combined pedestrian obstacle avoidance ladder, which is convenient to install and detach, saves cost and can be reused while ensuring safe and reliable passing of personnel.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a combined pedestrian obstacle avoidance ladder bridge, which can facilitate field personnel to safely and reliably pass and cross obstacles when temporary obstacles appear on a construction field, and is very convenient to assemble, erect and disassemble.
The utility model provides a combined pedestrian obstacle avoidance ladder bridge, which comprises: the double-ladder-shaped ladder comprises a first double ladder, a second double ladder and a connecting bridge, wherein two ends of the connecting bridge are detachably connected with the tops of the first double ladder and the second double ladder respectively, and the first double ladder and the second double ladder are identical in structure and comprise: vertical support frame and pedestrian's ladder, vertical support frame includes two vertical vaulting poles and connects the enhancement stull of two vertical vaulting poles, the pedestrian's ladder includes two main tributary vaulting poles and a plurality of footboard, two the top of main tributary vaulting pole respectively with the top rotatable coupling of two vertical vaulting poles, the footboard is through the dwang and two main tributary vaulting pole rotatable coupling that pass it, each the terminal surface of footboard is connected with same connecting rod, the middle part of connecting rod through the activity vaulting pole with vertical support frame swing joint.
Preferably, square vaulting pole is installed on the top of people's bank of china ladder, the both ends of square vaulting pole respectively with two main tributary vaulting pole fixed connection, the both ends of connecting the bridge be provided with respectively with the decurrent connection catching groove of opening that square vaulting pole lock is connected.
Preferably, the two sides of each pedal are respectively provided with a connecting rod rotatably connected with the end face of each pedal, and the two ends of the movable stay bar are respectively hinged with the middle part of the connecting rod and the reinforcing cross brace.
Preferably, the both sides of connecting the bridge are provided with collapsible accomodating in respectively the guardrail on connecting the bridge surface, the guardrail includes last guardrail and lower guardrail through hinge rotatable coupling, go up the guardrail with the guardrail comprises rectangular frame and a plurality of guard plate down, the bottom of guardrail down with the border of connecting the bridge passes through hinge rotatable coupling.
Preferably, an armrest parallel to the main support rod is arranged above the main support rod, the bottom of the armrest is connected with the surface of the main support rod through a plurality of movable connecting rods arranged in parallel, two ends of each movable connecting rod are respectively hinged with the armrest and the main support rod, and the armrest can be erected or put down relative to the main support rod by rotating the movable connecting rods.
Preferably, a folding locking handle is arranged at one end of the handrail far away from the connecting bridge, the top end of the movable connecting rod penetrates through the folding locking handle and is hinged with the handrail, and the movable connecting rod and the bottom of the handrail can be locked or unlocked through the folding locking handle.
Preferably, the handrail is close to connecting bridge one end is equipped with a swing joint hasp, the one end of swing joint hasp with handrail rotatable coupling, the other end of swing joint hasp is equipped with the buckling parts, go up the both sides of guardrail and install spacing wheel, spacing wheel pass through the spliced pole with go up guardrail rotatable coupling, the buckling parts of swing joint hasp with spliced pole cooperation swing joint.
Preferably, solar cell panel and solar energy are installed in the outside of guardrail and are exploded the flashing light, solar cell panel is used for solar energy explodes the flashing light and provides the power.
Preferably, anti-skidding rubber pads are pasted on the surfaces of the pedal and the connecting bridge, and reinforcing channel steel is arranged on the back of the connecting bridge.
Preferably, the reinforcing cross brace comprises a reinforcing bracing plate and a reinforcing brace rod, and the reinforcing bracing plate is hinged with the movable brace rod.
According to the technical scheme, the two foldable herringbone ladders are combined with the connecting bridge, field personnel can ascend along the pedals of the herringbone ladder on one side, the connecting bridge quickly passes through the upper side of an obstacle (such as a pipeline, a groove and the like), then the herringbone ladder on the other side goes down, two ends of the connecting bridge are detachably connected with the tops of the two herringbone ladders, the herringbone ladders can be quickly and conveniently erected when the obstacle avoidance is needed, when the construction is finished and the herringbone ladders are not needed to be used, the herringbone ladders can be conveniently detached and stored, the herringbone ladders are quickly, efficiently and conveniently transported and can be repeatedly used, and in addition, each component can be independently used or semi-combined to be used for safely passing personnel on various occasions such as pit avoidance, ditch avoidance, climbing, obstacle crossing and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic front view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the folded first herringbone ladder or the folded second herringbone ladder of the present invention;
FIG. 3 is a schematic structural view of the guardrail of the present invention after being folded relative to the connecting bridge;
FIG. 4 is a schematic view of the ladder bridge of the present invention in a state of crossing a pipeline obstacle;
FIG. 5 is a schematic view of the ladder bridge crossing a trench-like obstacle according to the present invention;
fig. 6 is a schematic view of the half-combined use state of the ladder bridge of the present invention.
Description of reference numerals:
101: a first herringbone ladder; 102: a second herringbone ladder; 2: a connecting bridge; 3: a vertical stay bar; 4: reinforcing a supporting plate; 5: a reinforcing brace bar; 6: a main support bar; 7: a pedal; 8: a connecting rod; 9: a movable stay bar; 10: a square brace rod; 11: a connecting portion; 12: a guardrail; 121: an upper guardrail; 122: a lower guardrail; 13: a handrail; 14: a movable connecting rod; 15: folding the locking handle; 16: the movable connecting lock catch; 17: a limiting wheel; 18: a solar panel; 19: a solar flash explosion lamp; 20: anti-skid rubber pad.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model provides a combined pedestrian obstacle avoidance ladder bridge which is erected above temporary obstacles such as pits, ditches and pipelines on a construction site and is convenient for field personnel to safely pass.
As shown in fig. 1, the combined pedestrian obstacle avoidance ladder comprises: the first herringbone ladder 101, the second herringbone ladder 102 and the connecting bridge 2 are connected in a detachable mode, two ends of the bridge deck of the connecting bridge 2 are connected with the tops of the first herringbone ladder 101 and the second herringbone ladder 102 respectively, so that the first herringbone ladder 101, the connecting bridge 2 and the second herringbone ladder 102 are connected, field personnel can safely pass through the ladder bridge, and temporary obstacles on a construction site can be crossed.
The first herringbone ladder 101 and the second herringbone ladder 102 have the same structure, and the structure thereof will now be described by taking the first herringbone ladder 101 as an example.
First double ladder 101 is formed by the rotatable combination of vertical support frame and pedestrian's ladder, and wherein, vertical support frame includes two vertical vaulting poles 3 and connects the enhancement stull of two vertical vaulting poles, strengthens the stull including connecting the enhancement fagging 4 on two vertical vaulting poles 3 lower parts and the enhancement vaulting pole 5 on upper portion, and the pedestrian's ladder includes two main tributary vaulting poles 6 and a plurality of footboard 7. The top of two main tributary vaulting poles 6 respectively with 3 top medial surfaces of two vertical vaulting poles through rotating a cooperation rotatable coupling, the quantity of footboard 7 is three at least, can adjust according to the height of double ladder, footboard 7 is through the dwang that passes its both ends and 6 medial surfaces rotatable coupling of two main tributary vaulting poles, the same side end face of each footboard 7 all with same connecting rod 8 rotatable coupling, can control each footboard 7 through connecting rod 8 and rotate together, the middle part of connecting rod 8 of connecting each footboard 7 is articulated mutually with the enhancement fagging 7 of vertical support frame through movable vaulting pole 9.
In this embodiment, vertical vaulting pole 3 is vertical to be arranged, when main tributary vaulting pole 6 rotates to the farthest position with respect to formula vaulting pole 3 (namely main tributary vaulting pole 6 and vertical vaulting pole 3 contained angle when being the biggest, first people's word ladder 101 is in user state), supports connecting rod 8 through activity vaulting pole 9, makes each footboard 7 surface be located the horizontal plane, makes things convenient for personnel's safety current.
Specifically, the bottom of the first herringbone ladder 101 is also provided with a reinforcing support rod 5, the top end of the reinforcing support rod is provided with a square support rod 10, two ends of the square support rod 10 are respectively fixedly connected with the two main support rods 6, two ends of the bridge deck of the connecting bridge 2 extend out to form a connecting portion 11, and the bottom of the connecting portion 11 is provided with a connecting buckle groove which is connected with the square support rod 10 in a buckling manner and has a downward opening. Connect bridge 2 and first herringbone ladder 101 and second herringbone ladder 102 and all can dismantle the connection through above-mentioned structure, and the installation is dismantled fast conveniently, compares the interim bridge of going through welding mode processing, has saved the time greatly, and can reuse.
The both sides of connecting bridge 2 are provided with collapsible guardrail 12 of accomodating connecting bridge 2 surface respectively, and guardrail 12 includes guardrail 121 and lower guardrail 122, and hinge rotatable coupling is passed through at the bottom of going up guardrail 121 and the top of guardrail 122 down, goes up guardrail 121 and guardrail 122 down and comprises rectangular frame and a plurality of vertical guard plate of evenly installing in rectangular frame, and hinge rotatable coupling is passed through with the border of connecting bridge 2 in the bottom of guardrail 122 down. Go up guardrail 121 and guardrail 122 down's length and be connected 2 bridge floor length of bridge and equal, its height is not more than the half of connecting 2 bridge floor width, makes and goes up guardrail 121 and fold down guardrail 122 relatively, and it is rotatory to connect 2 bridges in guardrail 122 bottom relatively, accomodates guardrail 12 is folding on the surface of connecting 2 bridges.
In this embodiment, an armrest 13 is disposed above the main support rod 6, the bottom of the armrest 13 is connected to the upper surface of the main support rod 6 through a plurality of movable connecting rods 14 disposed in parallel, the upper end of each movable connecting rod 14 is hinged to the bottom of the armrest 13, and the lower end of each movable connecting rod 14 is hinged to the surface of the main support rod 6, so that the armrest 13 can be raised or lowered along with the rotation of the movable connecting rod 14.
The foldable locking handle 15 is arranged at one end, far away from the connecting bridge, of the armrest 13, a holding part is arranged on the foldable locking handle 15, the holding part can be held down and popped out relative to the body of the foldable locking handle 15, the top end of the movable connecting rod 14 located on the outermost side penetrates through the body of the foldable locking handle 15 and is hinged to the armrest 13, a locking mechanism is arranged inside the foldable locking handle 15 and locks the movable connecting rod 14 under the normal condition, the foldable locking handle 15 is in a locking state and is prevented from rotating, the armrest 13 is located at the highest position, people can conveniently hold the armrest during passing, safety of people is guaranteed, when the holding part is held down, the movable connecting rod 14 is loosened by the locking mechanism, the foldable locking handle 15 is in an opening state, at the moment, the armrest 13 is pulled and can be put down along with the rotation of the movable connecting rod 14, and the armrest 13 can be folded and stored on the surface of the main support rod 6.
Specifically, handrail 13 is close to 2 connecting bridge one end and is equipped with a swing joint hasp 16, swing joint hasp 16's one end and handrail 13 rotatable coupling, swing joint hasp 16's the other end is equipped with the buckling parts, the buckling parts is half open type couple, go up the both sides of guardrail 121 and install spacing wheel 17, spacing wheel 17 passes through spliced pole and last guardrail 121 rotatable coupling, swing joint hasp 16's buckling parts and spliced pole cooperation swing joint. When the ladder bridge is in a use state, the movable connection lock catch 16 is movably connected with the connecting column of the limiting wheel 17 in a matched mode, the limiting wheel 17 can prevent the movable connection lock catch 16 from tripping, two ends of the upper guardrail 121 are respectively connected with the handrails 13 of the first herringbone ladder 101 and the second herringbone ladder 102 through the movable connection lock catch 16, the guardrail 12 can be guaranteed to be in an upright state, the reliability of the guardrail 12 is guaranteed, and meanwhile the handrail 13 can be prevented from falling when mistakenly touching the folding locking handle 15 to cause potential safety hazards.
In this embodiment, solar cell panel 18 and solar energy are installed respectively and are exploded flashing light 19 in the guard plate outside of guardrail 12, and solar cell panel 18 is used for absorbing solar energy and converts the electric energy into and stores, when needs, explodes flashing light 19 for solar energy and provides the electric energy, makes its scintillation, reminds the on-the-spot personnel. The surface of the handrail 13 is pasted with a safety warning sticker with a light reflecting function, and the safety warning sticker is designed with a remarkable safety warning mark. Through the design of the safety warning sticker and the solar flashing light 19, the passing safety of personnel can be reliably guaranteed no matter in a construction site in an environment with poor light at daytime or at night.
In this embodiment, antiskid rubber pads 20 are pasted on the surface of the pedal 7 and the bridge surface of the connecting bridge 2, and a reinforcing channel steel is arranged on the back surface of the connecting bridge 2. Strengthen the channel-section steel and can strengthen the bearing performance of connecting bridge 2, guarantee personnel's current safety, antiskid rubber pad 20 can play the antiskid effect under severe weather environment such as sleet, prevents that personnel from slipping when current, guarantees personnel's safety.
The ladder bridge of the utility model is in a separated folding state when no barrier exists on site, as shown in figures 2 and 3, the occupied space is small, the storage and the transportation are convenient, when the ladder bridge is needed to be used, the combination is carried out, the connecting bridge 2 is connected between the first herringbone ladder 101 and the second herringbone ladder 102, the ladder bridge can be applied to various occasions, as shown in figures 4 and 5, the use states of the ladder bridge for crossing a pipeline barrier and a groove barrier are respectively referred to, of course, the ladder bridge can also be used in a semi-combination mode, as shown in figure 5, when the ladder bridge is used for climbing a high platform, the connecting bridge 2 can be bridged at the edge of the high platform, the high platform can be climbed through the herringbone ladder and the connecting bridge 2, and meanwhile, the herringbone ladder can also be used independently for climbing.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a modular barrier ladder bridge is kept away in people's bank of china which comprises: the double-ladder-shaped ladder comprises a first double ladder, a second double ladder and a connecting bridge, wherein two ends of the connecting bridge are detachably connected with the tops of the first double ladder and the second double ladder respectively, and the first double ladder and the second double ladder are identical in structure and comprise: vertical support frame and pedestrian's ladder, vertical support frame includes two vertical vaulting poles and connects the enhancement stull of two vertical vaulting poles, the pedestrian's ladder includes two main tributary vaulting poles and a plurality of footboard, two the top of main tributary vaulting pole respectively with the top rotatable coupling of two vertical vaulting poles, the footboard is through the dwang and two main tributary vaulting pole rotatable coupling that pass it, each the terminal surface of footboard is connected with same connecting rod, the middle part of connecting rod through the activity vaulting pole with vertical support frame swing joint.
2. The combined pedestrian obstacle avoidance ladder bridge according to claim 1, wherein a square brace is installed at the top end of the pedestrian ladder, two ends of the square brace are fixedly connected with the two main braces respectively, and two ends of the connecting bridge are provided with connecting grooves with downward openings, and the connecting grooves are connected with the square brace in a buckling manner.
3. The combined pedestrian obstacle avoidance ladder according to claim 1, wherein both sides of each of said pedals are respectively provided with a said connecting rod rotatably connected to an end surface of each of said pedals, and both ends of said movable stay are respectively hinged to a middle portion of said connecting rod and said reinforcing cross-brace.
4. The combined pedestrian obstacle avoidance ladder bridge according to claim 1, wherein guard rails which can be folded and stored on the surface of the connecting bridge are respectively arranged on two sides of the connecting bridge, each guard rail comprises an upper guard rail and a lower guard rail which are rotatably connected through hinges, each upper guard rail and each lower guard rail is composed of a rectangular frame and a plurality of protection plates, and the bottom of each lower guard rail is rotatably connected with the edge of the connecting bridge through a hinge.
5. The combined pedestrian obstacle avoidance ladder of claim 4, wherein an armrest parallel to the main support bar is disposed above the main support bar, the bottom of the armrest is connected to the surface of the main support bar through a plurality of movable connecting rods arranged in parallel, two ends of each movable connecting rod are respectively hinged to the armrest and the main support bar, and the armrest can be raised or lowered relative to the main support bar by rotating the movable connecting rods.
6. The combined pedestrian obstacle avoidance ladder of claim 5, wherein a folding locking handle is provided at an end of the handrail remote from the connecting bridge, and a top end of the movable connecting rod passes through the folding locking handle and is hinged to the handrail, and the movable connecting rod can be locked or unlocked with a bottom of the handrail by the folding locking handle.
7. The combined pedestrian obstacle avoidance ladder according to claim 5, wherein one end of the handrail close to the connecting bridge is provided with a movable connecting lock, one end of the movable connecting lock is rotatably connected with the handrail, the other end of the movable connecting lock is provided with a buckling part, two sides of the upper guardrail are provided with limiting wheels, the limiting wheels are rotatably connected with the upper guardrail through connecting columns, and the buckling part of the movable connecting lock is movably connected with the connecting columns in a matching manner.
8. The combined pedestrian obstacle avoidance ladder of claim 4, wherein a solar panel and a solar flashing light are mounted on the outer side of the guardrail, and the solar panel is used for providing a power supply for the solar flashing light.
9. The combined pedestrian obstacle avoidance ladder of claim 1, wherein anti-skid rubber pads are adhered to the surfaces of the pedals and the connecting bridge, and reinforcing channel steel is arranged on the back of the connecting bridge.
10. The combined pedestrian obstacle avoidance ladder of claim 3, wherein the reinforcing cross brace comprises a reinforcing support plate and a reinforcing brace rod, and the reinforcing support plate is hinged to the movable brace rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122197471.4U CN215887883U (en) | 2021-09-10 | 2021-09-10 | Combined pedestrian obstacle avoidance ladder bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122197471.4U CN215887883U (en) | 2021-09-10 | 2021-09-10 | Combined pedestrian obstacle avoidance ladder bridge |
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| Publication Number | Publication Date |
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| CN215887883U true CN215887883U (en) | 2022-02-22 |
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| CN202122197471.4U Active CN215887883U (en) | 2021-09-10 | 2021-09-10 | Combined pedestrian obstacle avoidance ladder bridge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114960335A (en) * | 2022-06-30 | 2022-08-30 | 中冶建工集团有限公司 | Movable access road for underground engineering construction |
-
2021
- 2021-09-10 CN CN202122197471.4U patent/CN215887883U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114960335A (en) * | 2022-06-30 | 2022-08-30 | 中冶建工集团有限公司 | Movable access road for underground engineering construction |
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