CN214459562U - Framing type bridge safety protection device - Google Patents
Framing type bridge safety protection device Download PDFInfo
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- CN214459562U CN214459562U CN202120207855.7U CN202120207855U CN214459562U CN 214459562 U CN214459562 U CN 214459562U CN 202120207855 U CN202120207855 U CN 202120207855U CN 214459562 U CN214459562 U CN 214459562U
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- bridge
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Abstract
The utility model discloses a framing formula bridge safety device, include: the fixing device comprises a fixing part and a hook, the fixing part is fixed on the outer side surface of the partial anti-collision guardrail, and the hook is connected with the fixing part and arranged in the gap of the central isolation belt; and the safety protection net is arranged in the gap of the central isolation belt, and two sides of the safety protection net are hooked on the hooks and fixed with the hooks. The utility model discloses, fixing device is including fixing fixed part and the couple on the lateral surface of zoning anticollision barrier, and the couple setting is in central authorities ' median clearance, and safety protection net fixes on the couple, can form the protection interception net on bridge central authorities ' division area, has not only controlled the problem that bridge central authorities ' division area weighs down the thing effectively, avoids the accident that personnel fall from the highway bridge clearance simultaneously.
Description
Technical Field
The utility model relates to a civil engineering bridge design's technical field, concretely relates to framing formula bridge safety device.
Background
The highway bridge in China mostly adopts a conventional structure, such as a hollow slab and a T-beam structure, the left and right widths are separated usually, and the highway bridge looks like a bridge which is actually a bridge on the left side and a bridge on the right side. A gap is left between two separated bridges, the width of the gap is generally 30 cm to 1.5 m, and the edges of the bridges are usually isolated by using guardrails to prevent vehicles from passing through after collision. The bridge structure is called a left-right amplitude framing bridge. The method for separating the middle of the central separation belt of the bridge and leaving the gap can avoid the mutual influence of different-frequency vibration caused by two opposite driving directions, thereby avoiding the damage or the crack of the connection part between the bridges caused by the vibration and being beneficial to prolonging the service life of the bridge. In addition, the central separation belt of the bridge is provided with a gap, so that a pipeline can be conveniently arranged in the middle.
However, with the increase of mileage of highways in China, after the highways become choices for daily trips of most people, people frequently fall from bridge gaps of the highways. The traffic accidents such as collision, rear-end collision and the like are frequent due to the increase of the traffic flow on the highway along with holidays and the icing of the bridge floor in winter; when an accident occurs on a highway bridge section, drivers and passengers cannot avoid danger on the right side of a road, if the accident occurs on a super lane, the accident can be more seriously influenced by the panic of the people, under the panic and the loss, the drivers and the passengers can not quickly observe and clearly see the surrounding environment of the road particularly in poor sight periods such as night and early morning and the like, most people cannot know that the bridge dividing belt has gaps, and the falling tragic accident is easily caused. Due to the conventional construction method, a bridge falling prevention device is not arranged in a bridge gap, and the situation that a person is injured by falling objects of the bridge is also common.
Therefore, the chinese utility model patent CN207958989U provides a bridge central separation band embedded foundation steel guardrail structure, which comprises a double-width bridge and a steel guardrail, wherein the double-width bridge is two adjacent viaducts, the adjacent bridge flange plates of the double-width bridge are parallel and have a certain distance, and the two bridge flange plates jointly form an embedded foundation; the steel guardrail comprises a concrete base and a beam column type steel structure, and the beam column type steel structure is fixed on the concrete base through an anchoring bolt; the concrete foundation sets up in concrete foundation both sides bottom and inlays the solid groove, the concrete foundation is placed and is inlayed admittedly through inlaying the solid groove between two bridge flange boards, and the bridge floor layer is spread and is adorned on the bridge flange board and be close to the concrete foundation. The utility model discloses a, have the safety protection ability that satisfies the standard requirement, play to a certain extent and conveniently transport the installation, save the time limit for a project, the guardrail structure is penetrating, have the effect of better view effect.
However, in the existing highway bridges in China, because the number of bridges is large and the bridges are used, the adoption of the method for reconstructing the frame type bridge railing needs to face the problems of high reconstruction cost, large engineering quantity, long reconstruction time and the like.
In view of the above, there is a need for a split bridge safety protection device to be installed quickly and prevent the bridge from falling down or people from falling from the gap of the highway bridge.
SUMMERY OF THE UTILITY MODEL
To the above defect, the utility model aims to solve the technical problem that a framing formula bridge safety device is provided to there is the clearance in solving current framing formula bridge central authorities median, has the bridge to fall thing or personnel to fall easily, causes the problem of personal and loss of property.
Therefore, the utility model provides a pair of framing formula bridge safety device, include:
the fixing device comprises a fixing part and a hook, the fixing part is fixed on the outer side surface of the partial anti-collision guardrail, and the hook is connected with the fixing part and arranged in the gap of the central isolation belt;
and the safety protection net is arranged in the gap of the central isolation belt, and two sides of the safety protection net are hooked on the hooks and fixed with the hooks.
In the above aspect, preferably, the hook includes a connecting portion and an arc portion, and a distal end of the arc portion is disposed opposite to the connecting portion to form an opening; the safety protection net is arranged on the arc-shaped part.
In the above scheme, preferably, an opening of the hook is provided with a plastic iron wire for fixing the safety protection net on the arc-shaped portion.
In the above aspect, preferably, the fixing device is an expansion hook head bolt, and the fixing portion is integrally formed with the hook.
In the above solution, preferably, the distance between two adjacent sets of the fixing devices is 1 m.
In the above aspect, preferably, the width of the safety net is adapted to the width of the central isolation belt gap, and the mesh size of the safety net is 60 × 60 mm.
In the above aspect, preferably, the opening is disposed upward.
In the above aspect, preferably, the safety net is made of glass fiber reinforced plastic grid plates.
In the above solution, preferably, the fixing devices are symmetrically disposed on the outer side surface of the sub-band crash barrier.
In the above scheme, preferably, a fluorescent mark is arranged on the protective net.
According to the above technical scheme, the utility model provides a framing formula bridge safety device for in the clearance of the central median of the framing formula bridge about, there is the clearance in the central median of the current framing formula bridge to prevent that the personnel accident of falling or the bridge accident of weighing down in the clearance leads to. Compared with the prior art, the utility model discloses following beneficial effect has:
firstly, the fixing device comprises a fixing part and a hook which are fixed on the outer side surface of the zonal anti-collision guardrail, the hook is arranged in the gap of the central isolation belt, the safety protection net is fixed on the hook, and a protection interception net can be formed on the central isolation belt of the bridge, so that the problem that the central isolation belt of the bridge falls down is effectively controlled, and meanwhile, the accident that personnel fall from the gap of the highway bridge is avoided.
Secondly, be in the utility model discloses an among the preferred scheme, the opening winding of couple has to mould and ties the iron wire for tie up the couple opening, thereby fix safety protection network on the couple, avoid safety protection network to bear the emergence of the condition that takes place vibrations, deviate from the open end of couple behind the heavy object, with the safety and stability who improves safety protection network. The plastic-bound iron wire is adopted, and the surface of the iron wire is protected by the plastic-coated layer, so that the iron wire is prevented from being corroded due to wind, rain and rain, the service life of the safety protection device is prolonged, and the maintenance cost of the safety protection device is reduced.
Additionally, in another preferred aspect of the utility model, the opening of couple sets up, and along the arc portion slippage of couple, improvement safety device's stability when avoiding safety protection network to receive the impact or under self action of gravity.
Drawings
In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments of the present invention or the technical solutions in the prior art will be briefly described and explained below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 is a schematic position diagram of the middle framing bridge safety protection device of the present invention;
fig. 2 is a schematic structural view of the fixing device of the present invention;
fig. 3 is a schematic plan view of a safety protection net in the present invention;
fig. 4 is a mesh size schematic diagram of the safety protection net of the present invention.
In fig. 1 to 4, the correspondence of the components is as follows:
a zonal anti-collision guardrail 1, a fixing device 2, a safety protection net 3,
the center strap gap 10, the antiglare shield 11,
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only some embodiments of the present invention, not all embodiments. 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.
The utility model discloses an realize the principle as follows:
the middle of the left and right amplitude framing type bridge central separation belt is separated, a gap is reserved, the fixing device with the hook is installed on the outer side face of the middle separation belt anti-collision guardrail, the safety protection net is arranged according to the gap and fixed on the hook, the bridge falling object and falling personnel are intercepted, and the bridge falling object accident or the personnel falling accident is avoided.
The utility model provides a scheme through setting up the fixing device on the zonal anticollision barrier outside, sets up safety protection network in the clearance of central authorities 'median, but the median of effective control district bridge weighs down thing and the accident that personnel fall from bridge central authorities' clearance, avoids causing the person and loss of property.
Specifically, the utility model provides a framing formula bridge safety device, include:
the fixing device comprises a fixing part and a hook, the fixing part is fixed on the outer side surface of the partial anti-collision guardrail, and the hook is connected with the fixing part and arranged in the gap of the central isolation belt;
and the safety protection net is hooked on the hook and is fixed with the hook.
In order to explain and explain the technical solution and implementation of the present invention more clearly, several preferred embodiments for implementing the technical solution of the present invention are introduced below.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
In addition, the terms herein: the references to "inner, outer", "front, rear", "left, right", "vertical, horizontal", "top, bottom", etc. are made based on the orientation or positional relationship shown in the drawings and are intended only to facilitate the description of the application and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and therefore should not be construed as limiting the application.
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, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
Example 1.
Please refer to fig. 1 and fig. 2, fig. 1 is a schematic position diagram of the middle framing type bridge safety protection device of the present invention, and fig. 2 is a schematic structural diagram of the middle fixing device of the present invention.
As shown in fig. 1, the left and right frames of the frame-type bridge are separated from each other with a gap in between, and in order to prevent a vehicle from passing through after being impacted, a frame-type crash barrier 1 is usually disposed on the edge of the bridge. The lateral surface of sub-band crash barrier 1 sets up relatively, and sub-band crash barrier 1 adopts concrete placement or steel sheet material to make usually, has good intensity. And an anti-dazzle plate 11 is also arranged on the outer side surface of the sub-belt anti-collision guardrail 1.
As shown in fig. 2, the framing bridge safety protection device includes a fixing device 2 and a safety protection net 3, the fixing device 2 includes a fixing portion 21 and a hook 22, the fixing portion 21 is fixed on the outer side surface of the zoning crash barrier 1, and the hook 22 is connected with the fixing portion 21 and is disposed in the central isolation zone gap 10. The safety protection net 3 is arranged in the central isolation belt gap 10, and two sides of the safety protection net 3 are hooked on the hooks 22 and fixed with the hooks 22.
Through the safety protection net 3, the bridge falling object and the personnel accidentally entering the central isolation belt gap 10 can be well intercepted, and the falling object of the bridge or the personnel falling down to cause personal casualties or property loss can be avoided.
Example 2.
The embodiment 2 is a further optimization and improvement of the hook based on the embodiment 1.
Referring to fig. 2, fig. 2 is a schematic structural diagram of the fixing device according to the present embodiment.
Fixing device 2 is inflation gib head bolt, and fixing device 2's fixed part 21 and couple 22 integrated into one piece, inflation gib head bolt can realize with the good of taking anticollision barrier 1 being connected, have higher joint strength, can bear great impact and weight. The fixing devices 2 are symmetrically arranged on the outer side surfaces of the sub-belt anti-collision guardrails 1, and the distance between every two adjacent groups of fixing devices 2 is 1m so as to improve the bearing capacity of the safety protection net.
The hook 22 comprises a connecting part 23 and an arc-shaped part 24, and the tail end of the arc-shaped part 24 is arranged opposite to the connecting part 23 to form an opening 25; the safety net 3 is provided on the arc portion 24.
The opening of the hook 22 is provided with a plastic binding iron wire 26 for winding the opening 25 and binding the opening tightly, so that the safety protection net 3 is fixed on the arc-shaped part 24, the occurrence of the situation that the safety protection net 3 shakes after bearing a heavy object and deviates from the opening 25 of the hook 22 is avoided, and the safety stability of the safety protection net 3 is improved. The plastic-bound iron wire is adopted, and the surface of the iron wire is protected by the plastic-coated layer, so that the iron wire is prevented from being corroded due to wind, rain and rain, the service life of the safety protection device is prolonged, and the maintenance cost of the safety protection device is reduced.
Example 3.
The embodiment 3 is a further optimization and improvement of the safety protection net based on the embodiment 1.
Referring to fig. 3 and 4, fig. 3 is a schematic plan view of a safety protection net according to the present invention; fig. 4 is a mesh size schematic diagram of the safety protection net of the present invention.
The width of the safety protection net 3 is matched with the central isolation belt gap 10, and the safety protection net 3 is made of glass fiber reinforced plastic grid plates. The mesh size of the safety net 3 is 60 × 60 mm. The glass fiber reinforced plastic grid plate has a specific gravity of about 1.8, the weight of 1/4 of steel and 2/3 of aluminum, and the strength of the glass fiber reinforced plastic grid plate is greatly higher than that of the aluminum and can reach the level of common steel. The corrosion-resistant and corrosion-resistant composite material has good corrosion-resistant and fatigue-resistant properties, has excellent properties of being stainless, not mildewed, not corroded, not needing paint, and capable of resisting corrosion of a plurality of gas and liquid media, and can greatly reduce the maintenance cost. In addition, the glass fiber reinforced plastic grids have slight elasticity, so that a certain buffer effect can be achieved when a person climbs over the central guard rail in an emergency and falls on the guard rail, and bruising or sprain caused by falling of weak parts such as knees, elbows and heads when the person climbs over the guard rail in an emergency are avoided.
The fluorescent marks are arranged on the safety protection net 3, and the safety protection net is convenient to play a warning role at night.
The utility model discloses a method of use (working process) as follows:
the method comprises the following steps: drilling holes in the outer side face of the middle-zone anti-collision guardrail 1 of the framing bridge, wherein the distance between every two adjacent drilling holes is 1 m.
Step two: the fixing device 2 is inserted and beaten.
Step three: and (5) determining the size 3 of the cutting protective net at the outer side surface interval of the central separation belt.
Step four: and hanging the cut protective screen 3 on the inserted expansion hook bolt 2, and fixing the protective screen by using a plastic binding iron wire 26.
The utility model provides a framing formula bridge safety device, fixing device are including fixing fixed part and the couple on the lateral surface of zoning anticollision barrier, and the couple sets up in central authorities ' median clearance, and safety protection net fixes on the couple, can form the protection interception net on bridge central authorities ' median, has not only controlled the problem that bridge central authorities ' median weighs down the thing effectively, avoids the accident that personnel fall from the highway bridge clearance simultaneously.
Finally, it should be noted that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present application can implement, so that the present application has no technical essence, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present application without affecting the efficacy and the achievable purpose of the present application.
As used herein, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The present invention is not limited to the above-mentioned best mode, and any person should learn the structural change made under the teaching of the present invention, all with the present invention has the same or similar technical solution, all fall into the protection scope of the present invention.
Claims (10)
1. The utility model provides a framing bridge safety device which characterized in that includes:
the fixing device comprises a fixing part and a hook, the fixing part is fixed on the outer side surface of the partial anti-collision guardrail, and the hook is connected with the fixing part and arranged in the gap of the central isolation belt;
and the safety protection net is arranged in the gap of the central isolation belt, and two sides of the safety protection net are hooked on the hooks and fixed with the hooks.
2. The frame bridge safety guard of claim 1, wherein the hook includes a connecting portion and an arcuate portion, a distal end of the arcuate portion being disposed opposite the connecting portion to form an opening; the safety protection net is arranged on the arc-shaped part.
3. The framing bridge safety protection device of claim 2, wherein an opening of the hook is provided with a plastic iron wire for fixing the safety protection net on the arc-shaped part.
4. The framing bridge safety apparatus of claim 1, wherein the securing device is an expanding hook bolt, the securing portion being integrally formed with the hook.
5. The frame bridge safety guard of claim 1, wherein the distance between two adjacent sets of the fixing devices is 1 m.
6. The frame bridge safety guard of claim 1, wherein the width of the safety net is adapted to the width of the central isolation belt gap, and the mesh size of the safety net is 60 x 60 mm.
7. The frame bridge safety guard of claim 2, wherein the opening is upwardly disposed.
8. The frame bridge safety guard of claim 1, wherein the safety net is made of fiberglass-reinforced plastic grid plates.
9. The frame bridge safety guard of claim 1, wherein the securing devices are symmetrically disposed on the outer side of the zonal crash barrier.
10. The frame bridge safety guard of claim 1, wherein the protective netting is provided with fluorescent markings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120207855.7U CN214459562U (en) | 2021-01-25 | 2021-01-25 | Framing type bridge safety protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120207855.7U CN214459562U (en) | 2021-01-25 | 2021-01-25 | Framing type bridge safety protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214459562U true CN214459562U (en) | 2021-10-22 |
Family
ID=78140962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120207855.7U Active CN214459562U (en) | 2021-01-25 | 2021-01-25 | Framing type bridge safety protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214459562U (en) |
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2021
- 2021-01-25 CN CN202120207855.7U patent/CN214459562U/en active Active
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