CN209397524U - A protective anti-splash screen - Google Patents

Abstract

The utility model relates to the technical field of traffic environmental protection facilities, in particular to a protective anti-throwing screen, which includes a plurality of fixed seats arranged equidistantly, embedded bolts penetrate the fixed seats, and the pre-embedded bolts are located outside the fixed seats. One end is fixedly connected with a bottom plate by a nut, and an H-shaped steel column is vertically fixed on the bottom plate. There are multiple protective screens between two adjacent H-shaped steel columns, and the two sides of the protective screen are respectively inserted into the slots of the H-shaped steel columns. The two ends of the protective screen body are respectively provided with an upper connection groove and a lower connection groove, and the adjacent protective screen bodies are connected to each other through the upper connection groove and the lower connection groove, and are fixed by rivets As an integral structure, each protective screen body is provided with multiple rows of ventilation devices along its length. The utility model can reduce wind resistance, the whole screen body adopts a unitized design, the height can be unitized and continuously increased, the unit form is composed, the installation is reasonable and convenient, and the construction speed is fast, so it is worth popularizing.

Description

A protective anti-splash screen

technical field

The utility model relates to the technical field of traffic environmental protection facilities, in particular to a protective anti-throwing screen.

Background technique

With the rapid development of the city, the urban traffic is becoming more and more complicated, and the noise pollution brought to the city is becoming more and more serious, and the impact of road traffic noise is increasing. Pedestrians bring safety hazards. In order to reduce noise pollution and risks caused by high-altitude parabolic objects, anti-throw screens are generally built on both sides of the road. Anti-throw screens are mainly composed of foundations, columns and anti-throw screen panels. The foundation is anti-throw screens The main load-bearing structure of the slab, it can be designed separately or on the road ancillary facilities when designing the road; the column is the main force-bearing component of the sound barrier, and it can be connected with the sound barrier through pre-embedded bolts, planting bars and welding The foundation is firmly connected to meet the force requirements of the entire anti-throw screen. The anti-throw screen is the most important component for noise reduction and high-altitude parabolic protection. The existing anti-spill screen is relatively bulky, inconvenient to install, and has poor ventilation performance. Therefore, we propose a protective anti-spill screen

Utility model content

The purpose of the utility model is to solve the shortcomings of the prior art that the anti-throwing screen is relatively bulky, inconvenient to install, and has poor ventilation performance, and proposes a protective anti-throwing screen.

In order to achieve the above object, the utility model adopts the following technical solutions:

Design a protective anti-splash screen, including a plurality of fixing seats arranged equidistantly, embedded bolts penetrate through the fixing seats, and one end of the embedded bolts located outside the fixing seats is fixedly connected with a bottom plate through nuts , the base plate is vertically fixed with H-shaped steel columns, the notches of two adjacent H-shaped steel columns are set corresponding to each other, and are in the same plane, how many heights are plugged between adjacent two H-shaped steel columns according to the needs of the site A protective screen body, the two sides of the protective screen body are respectively inserted into the notch of the H-shaped steel column and fixed by fixing bolts, the two ends of the protective screen body are respectively provided with an upper connection groove and a lower connection groove, adjacent The protective screen body is engaged with each other through the upper connecting groove and the lower connecting groove, and is fixed by rivets to form an integral structure. Each protective screen body is provided with multiple rows of ventilation devices along its length direction.

Preferably, the ventilation device includes a louver frame, the louver frame is arranged through the protective screen body, and is fixed by screws, and a plurality of rotating shafts are uniformly fixed in the louver frame, and the rotating shafts are connected to each other in rotation. Louvers.

Preferably, the bottom of each louver is provided with a counterweight, and the side of the counterweight corresponding to the top of the adjacent louver is glued with a buffer pad, and the buffer pad is a hollow rubber pad.

Preferably, the protective screen body is an aluminum alloy veneer bent continuously to form a wave structure with alternating convex and concave, and the ventilation device is located on the trough of the bent protective screen body.

Preferably, the four corners of the protective screen are tightly connected by the extension nuts provided on the fixing bolts.

Preferably, the concrete casting of the fixing seat is formed.

Preferably, the bottom plate and the H-shaped steel column are welded into an integral structure.

Preferably, the top of the H-shaped steel column is fixed with a column cap by screws.

The protective anti-throwing screen proposed by the utility model has the beneficial effects that: the H-shaped steel column of the utility model and the protective screen body are connected by nuts and bolts, which is convenient for the installation and disassembly of the protective screen body, and the protective screen The body is formed by continuous bending of aluminum alloy veneer to form a keel to increase the strength of the veneer. The protective screen body is light in weight and high in strength. It can be used for anti-parabolic and sound insulation purposes of bridges and roadbeds to ensure the safe operation of railways and roads and pedestrians and vehicles. Safety, the protective screen is equipped with a ventilation device to reduce wind resistance. The entire screen adopts a unitized design, and the height can be continuously increased by unit. The unit form is composed, the installation is reasonable and convenient, and the construction speed is fast.

Description of drawings

Fig. 1 is a front view partial structural schematic diagram of a protective anti-throw screen proposed by the utility model;

Fig. 2 is a side view sectional structural schematic diagram of a protective anti-throw screen proposed by the utility model;

Figure 3 is a schematic diagram of the splicing structure of adjacent protective screens proposed by the utility model;

Fig. 4 is a schematic diagram of a cross-sectional structure at A-A of Fig. 2;

Fig. 5 is a schematic view of the top view structure of the bottom plate proposed by the utility model;

FIG. 6 is a schematic cross-sectional structure diagram at B-B of FIG. 1 .

In the figure: fixed seat 1, embedded bolt 11, bottom plate 2, H-shaped steel column 3, protective screen body 4, upper connecting groove 41, lower connecting groove 42, rivet 5, fixing bolt 6, louver frame 71, rotating shaft 72 , Louvers 73, counterweight 74, buffer pad 75, column cap 8.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Referring to Figures 1-6, a protective anti-throwing screen includes a plurality of fixing seats 1, and the concrete pouring of the fixing seats 1 is formed. Embedded bolts 11 run through the seat 1, and one end of the embedded bolts 11 located outside the fixed seat 1 is fixedly connected with a base plate 2 through a nut, and an H-shaped steel column 3 is vertically fixed on the base plate 2, and the base plate 2 and the H-shaped steel column 3 are welded as Integral structure, the top of the H-shaped steel column 3 is fixed with a column cap 8 by screws, the notches of two adjacent H-shaped steel columns 3 are set corresponding to each other, and are in the same plane, and the gap between the adjacent two H-shaped steel columns 3 Multiple protective screens 4 need to be plugged in at a high level. The two sides of the protective screen 4 are respectively inserted into the notches of the H-shaped steel column 3 and fixed by the fixing bolts 6. The four corners of the protective screen 4 are fixed by the fixing bolts 6. The provided extension nuts are tightly connected, and the H-shaped steel column 3 and the protective screen body 4 are connected by nuts and bolts to facilitate the installation and disassembly of the protective screen body 4.

The two ends of the protective screen body 4 are respectively provided with an upper connection groove 41 and a lower connection groove 42, and the adjacent protective screen bodies 4 are engaged with each other through the upper connection groove 41 and the lower connection groove 42, and are fixed by rivets 5 to form an integral structure , the protective screen body 4 is continuous bending of aluminum alloy veneer to form a wave structure with alternating convex and concave. The protective screen body 4 is formed by continuous bending of aluminum alloy veneer to form a keel to increase the strength of the veneer. The protective screen body 4 is light in weight , high strength, can be used for anti-throwing and sound insulation purposes of bridges and roadbeds, to ensure the safe operation of railways and roads and the safety of pedestrians and vehicles. The entire screen adopts a unitized design, and the height can be continuously increased in units. , The construction speed is fast.

Each protective screen body 4 is provided with multiple rows of ventilation devices along its length direction. The ventilation devices are located on the trough of the bending of the protective screen body 4. The ventilation devices include a louver frame 71, and the louver frame 71 is arranged on the protective screen. The screen body 4 is fixed by screws, and a plurality of rotating shafts 72 are evenly fixed in the louver frame 71, and the rotating shafts 72 are connected with louver blades 73, and the bottoms of the louver blades 73 are provided with counterweights 74, and the counterweights 74 One side corresponding to the top of the adjacent louvers 73 is glued with a buffer pad 75, the buffer pad 75 is a rubber pad with a hollow structure, and the ventilation device provided on the protective screen body 4 is used to weaken the wind resistance, and the louvers 73 on the ventilation device When there is no wind or the wind is in a closed state, it has a good sound insulation effect. When the wind is too strong, the louvers 73 are opened to reduce wind resistance. The louvers 73 can be opened in two directions, which can reduce wind resistance from different directions. When it has a good protective effect on the protective screen body 4.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. Any equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (8)

1. a kind of anti-throwing screen of protection, including multiple fixing seats (1), multiple fixing seat (1) equidistant arrangements, the fixing seat (1) are interior Through having pre-embedded bolt (11), the pre-embedded bolt (11) is located at the external one end of fixing seat (1) and is fixedly connected with by nut Bottom plate (2), which is characterized in that it is vertically fixed H profile steel column (3) on the bottom plate (2), two neighboring H profile steel column (3) Notch corresponds to each other setting, and in same plane, needs height to insert according to scene between two neighboring H profile steel column (3) Multiple protecting screen screen bodies (4) are connected to, the two sides of protecting screen screen body (4) are inserted into respectively in the notch of H profile steel column (3) and by solid To determine bolt (6) to be fixed, the both ends of the protecting screen screen body (4) are respectively equipped with link slot (41) and lower link slot (42), Adjacent protecting screen screen body (4) is mutually clamped by the upper link slot (41) and lower link slot (42), and is fixed by rivet (5) It is structure as a whole, is provided along its length multiple rows of ventilation device on each protecting screen screen body (4).

2. the anti-throwing screen of a kind of protection according to claim 1, which is characterized in that the ventilation device includes blinds framework (71), the blinds framework (71), which is run through, is arranged in protecting screen screen body (4), and is fixed by screw, the blinds framework (71) It is inside uniformly fixed with multiple shafts (72), is rotatably connected to louvre blade (73) on the shaft (72).

3. the anti-throwing screen of a kind of protection according to claim 2, which is characterized in that the bottom of the louvre blade (73) is equipped with Clump weight (74), the clump weight (74), which corresponds to the side at the top of adjacent louvre (73), which is glued, has cushion (75), described slow Punching pad (75) is the rubber pad of hollow structure.

4. the anti-throwing screen of a kind of protection according to claim 1, which is characterized in that the protecting screen screen body (4) is aluminium alloy The veneer continuous bending wave structure alternate in convex-concave, the ventilation device are located on the trough of protecting screen screen body (4) bending.

5. the anti-throwing screen of a kind of protection according to claim 1, which is characterized in that the quadrangle of the protecting screen screen body (4) is logical It crosses the lengthening nut that the fixing bolt (6) is equipped with and holds out against connection.

6. the anti-throwing screen of a kind of protection according to claim 1, which is characterized in that the concreting of the fixing seat (1) Molding.

7. the anti-throwing screen of a kind of protection according to claim 1, which is characterized in that the bottom plate (2) and H profile steel column (3) Be welded as a whole structure.

8. the anti-throwing screen of a kind of protection according to claim 1, which is characterized in that pass through at the top of the H profile steel column (3) Screw is fixed with bolumn cap (8).