Airport protective fence

Abstract

The utility model relates to an airport protective fence which comprises a tower base, a plurality of pneumatic springs are arranged on the side portion of the tower base, rubber pads are arranged at the telescopic ends of the pneumatic springs, two V-shaped lower supports are fixedly arranged on the tower base, a protective layer is erected between the two lower supports, and the protective layer is composed of a spring protective net and an inclined net. Each lower support is formed by connecting the tops of two connecting rods, the lower ends of the two connecting rods are fixedly connected to the tower base, the inclination of the connecting rod close to the side of the pneumatic spring is smaller than that of the connecting rod away from the side of the pneumatic spring, and the airport protective fence has the multiple damping and buffering effects, reduces the impact effect, effectively reduces the loss and improves the safety.

Description

TECHNICAL FIELD

[0001] The utility model relates to an airport guardrail. BACKGROUND

[0002] As an important military restricted area, the airport needs to ensure the absolute safety inside the area due to its special nature, prevent outsiders from entering and causing irreparable loss. The existing airport fence is relatively simple. If the airplane landing gear is damaged and the airplane rushes out of the runway, the guardrail is easy to be damaged, and the airplane is also damaged to a certain extent. The current airport guardrail has insufficient buffering effect and needs to be improved. UTILITY MODEL CONTENT

[0003] In view of the shortcomings of the prior art, the utility model solves the technical problem of providing an airport guardrail which not only has a reasonable structure but also effectively reduces losses.

[0004] In order to solve the above technical problems, the technical scheme of the utility model is as follows: an airport guardrail, comprising a tower base, a plurality of pneumatic springs are arranged on the side of the tower base, rubber pads are arranged at the extension ends of the pneumatic springs, two V-shaped lower supports are fixedly arranged on the tower base, a protective layer is arranged between the two lower supports, the protective layer is composed of a spring protective net and an inclined net, the lower supports are composed of two connecting rods at the top, the lower ends of the two connecting rods are fixedly connected to the tower base, and the inclination of the connecting rod near the pneumatic spring is smaller than that of the connecting rod away from the pneumatic spring, and the inclination angle of the connecting rod near the pneumatic spring is 45°.

[0005] Further, the pneumatic springs are arranged in a rectangular array on the tower base.

[0006] Further, the cross section of the rubber pad is semicircular, and the rubber pad extends horizontally and is fixedly connected to the end of the pneumatic spring through the horizontal end face.

[0007] Further, two upper support plates are fixedly arranged near the top of the lower support, the upper support plates are symmetrically arranged in two groups and extend upward, and the top ends of the spring protective nets are fixedly connected to the upper support plates.

[0008] Further, the spring protective net comprises a protective net arranged parallel to the outer side of the connecting rod, and the end of the protective net is connected to the side of the connecting rod through a horizontal spring.

[0009] Further, the inclined net is connected between the protective net and the connecting rod in an inclined manner, and the inclination direction is opposite to that of the connecting rod.

[0010] Further, the two upper supports extend along the length direction of the tower base, and a barbed wire protective net is arranged between the two upper supports.

[0011] Further, a plurality of horizontal rods are arranged between the two connecting rods, the horizontal rods are arranged in intervals in the vertical direction and cross rods are arranged between the horizontal rods.

[0012] Further, the horizontal end faces of the rubber pads are fixed between the ends of the pneumatic springs through connecting blocks, the connecting blocks are concave inward at the two ends and fixed with fixed slots, the horizontal end faces of the rubber pads are protruded with a plurality of connecting plates in intervals, the connecting plates are fixed in the fixed slots through vertical bolts after being inserted into the fixed slots.

[0013] Compared with the prior art, the airport protective fence has the following beneficial effects: the multiple shock absorption and buffering composed of the spring protective net, the inclined net and the lower support reduce the impact effect, effectively reduce the loss and improve the safety, the airport protective fence has simple structure, strong protection and stability.

[0014] The utility model will be further and specifically explained in connection with the drawings and the specific embodiment. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the structure schematic diagram of the embodiment of the utility model;

[0016] Figure 2 It is the left view of Figure 1 ;

[0017] Figure 3 It is the overhead view schematic diagram of the rubber pad and the pneumatic spring connection.

[0018] In the drawing: 1-tower base, 2-pneumatic spring, 3-rubber pad, 4-lower support, 5-protection layer, 6-spring protective net, 7-inclined net, 8-connecting rod, 10-upper support plate, 11-protection net, 12-horizontal spring, 13-stick rope protection net, 14-horizontal rod, 15-cross rod, 16-connecting block, 17-fixed slot, 18-connecting plate, 19-bolt. DETAILED DESCRIPTION

[0019] In order to make the above features and advantages of the utility model more obvious and easy to understand, the following embodiment is specifically described, and the detailed description is as follows in connection with the drawings.

[0020] For example, Figures 1-3As shown, an airport guardrail, comprising a tower base 1, the tower base is provided with a plurality of pneumatic springs 2, the telescopic end of the pneumatic spring is provided with a rubber pad 3, the tower base is provided with two V-shaped lower supports 4, a protective layer 5 is arranged between the two lower supports, the protective layer is composed of spring protective net 6 and inclined net 7, the lower support is composed of two connecting rods 8, the lower end of the connecting rod is fixedly connected to the tower base, wherein the inclination of the connecting rod near the pneumatic spring is smaller than that of the connecting rod away from the pneumatic spring, the inclination of the connecting rod near the pneumatic spring is 45°, which plays an effective role in guiding the impact.

[0021] In the embodiment of the utility model, the pneumatic spring is arranged in a rectangular array on the tower base.

[0022] In the embodiment of the utility model, the rubber pad is in a semicircular shape, and the rubber pad is horizontally extended and fixedly connected to the end of the pneumatic spring through the horizontal end face.

[0023] In the embodiment of the utility model, the end of the pneumatic spring is fixedly connected with a connecting block and fixedly connected with a long rubber pad through the connecting block.

[0024] In the embodiment of the utility model, the lower support is provided with two upper support plates 10 near the top, the upper support plates are symmetrically provided with two groups and inclined upward, and the top of the spring protective net is fixedly connected to the upper support plate.

[0025] In the embodiment of the utility model, the spring protective net comprises a protective net 11 arranged in parallel on the outer side of the connecting rod, the protective net is composed of two elastic net ropes arranged in a horizontal and vertical staggered manner, the top of the protective net is fixedly connected to the upper support plate, and the end of the protective net is connected with the side of the connecting rod through a horizontal spring 12.

[0026] In the embodiment of the utility model, the inclined net is connected between the protective net and the connecting rod in an inclined manner, and the inclined direction is opposite to the inclined direction of the connecting rod on the same side, so as to increase the buffering effect after horizontal impact.

[0027] In the embodiment of the utility model, the two upper supports extend along the length direction of the tower base, and a barbed rope protective net 13 is arranged between the two upper supports, the barbed rope protective net is arranged in a spiral shape on the two upper supports to prevent climbing.

[0028] In the embodiment of the utility model, a plurality of horizontal rods 14 are arranged between the two connecting rods, the horizontal rods are arranged in an upper and lower staggered manner, and cross rods 15 arranged in a cross manner are arranged between the horizontal rods, the cross rods are arranged to increase the anti-collision strength of the lower support, and the cross rods in the two lower supports can also be extended and fixedly connected to increase the anti-collision strength and buffering effect.

[0029] In the embodiment of the utility model, the horizontal end surface of the rubber pad is fixed between the end of pneumatic spring through the connecting block 16, the fixed slot 17 is concave inwards on both ends of the connecting block, the horizontal end surface of the rubber pad is protruded with several connecting plates 18 for inserting the fixed slot at intervals, the connecting plate is connected and fastened through the vertical through bolt 19 after inserting the fixed slot with the end of pneumatic spring.

[0030] The working principle of the embodiment of the utility model is: when the landing is out of control or the vehicle is out of control in the airport, the guardrail plays the effect of blocking and buffering, the head or the wheel is blocked and deformed by the row of pneumatic springs first, then the spring guard net and the inclined net are further impacted to form the combined protection, the further shock absorption is formed, the impact effect is slowed down, and the loss is effectively reduced by the multiple shock absorption and buffering.

[0031] The utility model is not limited to the above best embodiment, and anyone can derive other various forms of airport guardrails under the inspiration of the utility model. Any equivalent change and modification made according to the patent application scope of the utility model should belong to the coverage of the utility model.

Claims

1. An airport barrier, characterised in that: The application relates to a tower seat provided with a plurality of pneumatic springs, the telescopic ends of the pneumatic springs are provided with rubber pads, two V-shaped lower supports are fixed on the tower seat, a protective layer is arranged between the two lower supports, the protective layer is composed of spring protective nets and inclined nets, the lower supports are composed of two connecting rods connected at the top, the lower ends of the two connecting rods are fixed on the tower seat, the inclination of the connecting rod near the pneumatic spring is smaller than that of the connecting rod far from the pneumatic spring, and the inclination angle of the connecting rod near the pneumatic spring is 45 degrees.

2. A barrier according to claim 1, wherein: The pneumatic springs are arranged in a rectangular array on the tower seat.

3. A barrier according to claim 1, wherein: The rubber pads are half-circular in cross section, the rubber pads horizontally extend and are fixed to the horizontal ends of the pneumatic springs through horizontal end faces.

4. A barrier according to claim 1, wherein: Two upper support plates are fixed near the top of the lower supports, the upper support plates are symmetrically provided with two groups of inclined upward extending parts, and the top ends of the spring protective nets are fixed on the upper support plates.

5. A barrier according to claim 4, wherein: The spring protective nets include protective nets arranged in parallel on the outer sides of the connecting rods, and the ends of the protective nets are connected to the sides of the connecting rods through horizontal springs.

6. A barrier according to claim 5, wherein: The inclined nets are connected between the protective nets and the connecting rods in an inclined manner, and the inclination direction is opposite to that of the connecting rod.

7. A barrier according to claim 4, wherein: The two upper supports extend along the length direction of the tower seat, and a rope protective net is arranged between the two upper supports.

8. A barrier according to claim 4, wherein: A plurality of horizontal rods are arranged between the two connecting rods, the horizontal rods are arranged in an up-down interval, and cross rods are arranged between the horizontal rods.

9. A barrier according to claim 3, wherein: The horizontal end faces of the rubber pads are fixed to the ends of the pneumatic springs through connecting blocks, the two ends of the connecting blocks are inwardly recessed to form fixing slots, the horizontal end faces of the rubber pads are outwardly protruded to form a plurality of connecting plates inserted into the fixing slots, and the connecting plates and the ends of the pneumatic springs are fixed through vertical bolts.

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