KR100584083B1 - Guard rail for impact absorption using road - Google Patents

Abstract

The present invention prevents the vehicle from escaping out of the road by inadvertently absorbing the guardrail collision, and prevents the shock from being absorbed and prevents the passenger from the vehicle falling down the slope. The present invention relates to a guard rail for shock absorption of a road, having a U-shaped cross section, and having a fixing groove 11 formed at an upper end of the vertical portion, and having a bolt hole 12 penetrating the fixing groove 11 at a vertical portion. A foundation concrete 10 fixed to both sides of the road; The two lower movable plates 21 and the two upper movable plates 24 are inserted into the hinges 23 and the long bolts 32 are rotatably fixed to the lozenge, and a fixed plate ( 22 is fixed to the hinge 35, the fixing plate 25 is fixed to the upper end of the upper movable plate 24 by the hinge 26, bolts on the surface of the upper movable plate 24 and the lower movable plate 21 The fixing plate 28 is fixed to the fixing bolt 30, and a ring 31 is formed at the end of the fixing bolt 30 so that the spring 29 is fixed between the ring 31 facing each other, and the lower movable plate ( The fixing plate 22 of the 21 is inserted into the flange fixing groove 62 of the lower fixing stand 60 and fixed with bolts, and the fixing plate 25 of the upper moving plate 24 is connected to the fixing protrusion 72 of the fixing stand 70. Shock absorbing frame 20 is fixed to the bolt; The groove portion 43 is formed in the inside by being formed to have a V-shape with rubber, and fixed flanges 42 are formed at both ends, and the fixed flange 42 at the lower end is a flange fixing groove 62 of the lower fixing table 60. The fixed flange 42 is inserted into the flange, the top of the fixing flange 42 is inserted into the flange fixing groove 74 of the holder 70 is fixed by bolts, the two shock absorbing plate 40 is installed so as to face each other; The protrusion-like member 51 and the groove-like member 52 are formed to be symmetrical with each other in a shape similar to that of the groove 43 of the shock absorbing plate 40, and the protrusion-type member 51 has a protrusion at an end thereof. A 53 is formed, and the grooved member 52 has a groove portion 55 formed at an end thereof to fix the protrusion 53 and the groove portion 55 to be engaged with each other, and to form the protrusion member 51 and the grooved member 52. A bolt long hole 54 formed to penetrate both ends thereof, and a shock absorbing member 50 fixed to the shock absorbing frame 20 by a long bolt 32; A lower fixing member 60 having a protrusion 61 formed at a lower end thereof in a longitudinal direction and having two flange fixing grooves 62 formed at an upper end thereof; Two flange fixing grooves 74 are formed in the lower portion defined by the intermediate protrusion 73, the fixing member 70 is formed with a fixing groove 71 in the upper portion; A plurality of sound absorbing holes 81 are formed on the front and back of the case 84, and fixing protrusions 83 are formed at the lower end thereof, and sound absorbing material 82 is inserted and fixed therein to be fixed to the upper end of the fixing table 70. It is characterized by consisting of; a sound absorbing plate (80).

Guard rail, shock absorbing frame, sound absorbing plate, shock absorbing member

Description

Guard rail for impact absorption using road}

1 is a perspective view showing a guard rail for shock absorption of the road of the present invention.

Figure 2 is an exploded perspective view showing a shock absorbing guardrail of the road of the present invention.

Figure 3 is a longitudinal sectional view showing a shock absorbing guard rail of the road of the present invention.

Figure 4 is an exploded perspective view showing a shock absorbing frame of the shock absorbing guardrail of the road of the present invention.

Figure 5 is a longitudinal cross-sectional view showing a state in which the shock absorbing guard rail of the road of the present invention absorbs the impact.

Figure 6 is a use state diagram showing a shock absorbing guardrail of the road of the present invention.

7 is an enlarged view of a portion A of FIG. 2 showing a guard rail for shock absorption of a road according to the present invention;

Figure 8 is a perspective view showing the upside down used for the guard rail for shock absorption of the road of the present invention.

9 is an enlarged view of portion B of FIG. 2 showing a guard rail for shock absorption of a road according to the present invention;

 <Brief description of symbols for the main parts of the drawings>

1: road 10: foundation concrete

11: fixing groove 12: bolt hole

13: bolt 20: shock absorbing frame

21: lower moving plate 22: fixed plate

23, 35: hinge 24: upper plate

25: fixed plate 26: hinge

27: fixing pin 28: bolt fixing plate

29: spring 30: fixing bolt

31 ring 32 long bolt

33, 34: bolt hole 40: shock absorbing plate

41: protruding end 42: fixed flange

43: groove 50: shock absorbing member

51: protruding member 52: grooved member

53: projection 54: bolt long

55: groove 60: lower fixture

61: projection 62: flange fixing groove

70: holder 71: fixing groove

72: connection projection 73: intermediate projection

74: flange fixing groove 80: sound absorbing plate

81: sound absorbing hole 82: sound absorbing material

83: fixing protrusion 84: case

The present invention relates to a guard rail for shock absorption of a road, and more particularly, to prevent the vehicle from escaping out of the road by absorbing the shock when the guardrail collides with careless driving, and the sound absorbing plate is simultaneously It relates to a shock absorbing guardrail on a road that climbs up and prevents passengers who are separated from the vehicle from falling down the slope.

Generally, the guardrail is mainly installed on the side of a road such as a pier, an overpass or a curve to prevent a vehicle from falling down a bridge or a cliff outside a road due to inadvertent driving or traffic accident. This is to prevent large-scale accidents and casualties that occur.

The conventional guardrails used for this purpose are simply formed of railings made of steel, so that when the vehicle is impacted, the guardrails are crushed, or in extreme cases, they are pulled out. The function did not work properly. As a result, when the vehicle collides with the guardrail, the vehicle breaks through the guardrail and falls under a bridge or a cliff, thereby causing a large traffic accident and a life-saving accident.

Generally, the guardrail is variously modified according to the purpose and location of the installation. On dangerous roads such as hills, overpasses, or bridges, which can be dropped immediately when the vehicle leaves the road, concrete guardrails are installed or reinforcement. While the guardrail is constructed with a rigid structure, the road is narrow and the running speed of the traffic vehicle is relatively slow, and the road is formed on a flat road extending from the road and the perimeter of the road. Guard rails are installed that are large enough to recognize.

However, in the latter guardrail, a plurality of posts are placed at regular intervals along the road, and a metal rail forms a fence shape having a predetermined height while connecting the posts. These guard rails did not have sufficient fixation to deter crash vehicles from leaving the road, and in particular, even if the speed of the colliding vehicle was small enough to be stopped by the guard rails, the rails and posts were It was easily bent or broken due to the collision. In addition, if left unchanged, the appearance may be greatly damaged due to the unsightly appearance after the accident, there is a problem that must be replaced and repaired each time the accident.

The present invention has been made in order to solve the problems as described above, by installing a shock absorbing device with a sound absorbing plate on both sides of the road to absorb the impact hit the vehicle, the shock absorber absorbing the shock rises the sound absorbing plate The purpose is to provide a shock absorbing guard rail for roads that prevents passengers from falling off the slopes outside the road and injuries, and attaches a sound absorbing plate to the road guard rail to absorb the noise of the vehicle and enable quiet operation. .

The present invention is made of a U-shaped cross section in order to achieve the above object, a fixing groove is formed in the upper end of the vertical portion, a bolt hole penetrated with the fixing groove is formed in the vertical portion, the foundation concrete fixedly installed on both sides of the road ; The two lower movable plates and the two upper movable plates are inserted into the hinges with long bolts, which are rotatably fixed to the lozenge. The bolt fixing plate is fixed to the inner side of the upper plate and the lower plate with a fixing bolt, a ring is formed at the end of the fixing bolt, the spring is fixed between the rings facing each other, the fixing plate of the lower plate is a lower fixing plate Is inserted into the flange fixing groove of the bolt is fixed, the fixing plate of the upper movable plate is shock-absorbing frame 20 is fixed by bolts to the connecting projection of the fixing; It is formed to have a V-shape with rubber to form a groove in the interior, fixed flanges are formed at both ends, the fixing flanges of the lower end is inserted into the flange fixing grooves of the lower fixing station and fixed by bolts, the fixing flange of the upper stationary Is inserted into the flange fixing groove of the bolt is fixed, the shock absorbing plate is installed so that the two facing each other; The shape of the shock absorbing plate is similar to the shape of the groove of the shock absorbing plate formed of an elastic material and the projection-like member and the groove-like member are formed symmetrically, the projection-like member is formed with a projection at the end, the groove-shaped member is formed with a groove at the end of the projection and groove The shock absorbing member is fixed to the shock absorbing frame is fixed to be engaged with each other, the bolt long hole is formed so as to penetrate both ends of the protruding member and the groove-like member; A lower fixing protrusion formed at a lower end in a longitudinal direction and having two flange fixing grooves formed at an upper end thereof; Two flange fixing grooves are formed in the lower portion is divided by the intermediate protrusion, the fixing rod is formed in the upper; A plurality of sound absorbing holes are formed on the front and back of the case, the fixing projection is formed at the bottom, the sound absorbing material is inserted and fixed inside the sound absorbing plate is fixed to the top of the fixing; for shock absorption of the road comprising Provide guardrails.

Hereinafter, the configuration of the present invention will be described in detail with reference to the accompanying drawings.

The terms or words used in the present specification and claims should not be interpreted as being limited to the ordinary or dictionary meanings, and the inventors may appropriately define the concept of terms in order to best explain the invention of their own. Based on the principle, it should be interpreted as meaning and concept corresponding to the technical idea of the present invention.

The foundation concrete 10 is installed on both sides of the road 1, and the foundation concrete 10 has a U-shaped cross section, and a fixing groove 11 is formed at the top of the vertical portion. The fixing hole 11 and the bolt hole 12 penetrating through the vertical portion is formed so that the projection 61 of the lower fixing stand 60 is inserted and the lower fixing stand 60 is fixed by the bolt 13.

The lower fixing stand 60 has protrusions 61 formed at the lower end thereof in the longitudinal direction, and two flange fixing grooves 62 are formed at the upper end thereof. A plurality of bolt holes penetrating both side walls and the center blocking wall forming the flange fixing groove 62 is formed, and the lower end of the shock absorbing plate 40 and the shock absorbing frame 20, which will be described later, are inserted and fixed by bolts.

The shock absorbing frame 20 has two lower movable plates 21 and two upper movable plates 24 inserted into the hinges 23 with long bolts 32 to be rotatably fixed, and having a lower movable plate ( The fixing plate 22 is fixed to the hinge 35 at the lower end of the 21. Since the lower movable plate 21 and the upper movable plate 24 are fixed in a rhombus shape by the hinge 23 so as to be rotatable, when the portion in which the lower movable plate 21 and the upper movable plate 24 are coupled moves horizontally, The upper end is moved vertically. The sound absorbing plate 80 fixed to the upper end of the vertical movement is moved upward.

The upper end of the upper movable plate 24 is fixed to the fixing plate 25 by the hinge 26, the bolt fixing plate 28 on the inner surface of the upper movable plate 24 and the lower movable plate 21 fixing bolt 30 Is fixed. A ring 31 is formed at the end of the fixing bolt 30 so that the spring 29 is fixed between the ring 31 facing each other, and the fixing plate 22 of the lower movable plate 21 is formed of the lower fixing table 60. It is inserted into the flange fixing groove 62 and fixed with a bolt. The spring 29 supports the up and down gaps of the upper and lower movable plates 24 and 21 with elastic force to move upward, thereby restoring the top and upper movable plates 24 and 21, which are thus retracted. Do it.

In addition, the fixing plate 25 of the upper movable plate 24 is fixed to the connecting protrusion 72 of the fixing plate 70 to move the fixing plate 70 up and down.

The shock absorbing plate 40 is fixed between the fixing table 70 and the lower fixing table 60, and is formed to have a V shape with rubber to form a groove 43 therein.

The vehicle hits the protruding end portion 41 of the shock absorbing plate 40 made of rubber, which is an elastic member, and absorbs the shock first, and the shock absorbing member 50 embedded in the groove 43 of the shock absorbing plate 40. ) Pushes back and absorbs shock again.

Fixing flanges 42 are formed at both ends of the shock absorbing plate 40, and the fixing flange 42 at the lower end is inserted into the flange fixing groove 62 of the lower fixing stand 60 and fixed with bolts. 42 is inserted into the flange fixing groove 74 of the holder 70 is fixed with a bolt. The shock absorbing plate 40 is installed so that the two face each other.

The shock absorbing member 50 is embedded in the groove 43, which is an inner space of the two shock absorbing plates 40 facing each other, and the shock absorbing member 50 is formed of the groove 43 of the shock absorbing plate 40. The projection-like member 51 and the groove-like member 52 are formed to be symmetrical with each other in a shape similar to that of the elastic material.

The protruding member 51 has a protrusion 53 formed at an end thereof, and the grooved member 52 has a groove 55 formed at an end thereof so that the protruding portion 53 and the groove 55 are engaged with each other.

A bolt long hole 54 is formed to penetrate both ends of the protruding member 51 and the grooved member 52 and is fixed to the shock absorbing frame 20 by the long bolt 32. Therefore, when the shock absorbing member 50 is pushed back by the impact of the vehicle, the long bolt 32 fastened to the bolt long hole 54 is fixed to the hinge 23 of the shock absorbing frame 20, so that the shock absorbing frame 20 is As you go up, it gets crowded. At this time, since the elastic force of the spring 29 also acts, the shock is absorbed.

Fixing plate 70 is formed at the bottom of the two flange fixing grooves 74 which are partitioned by the intermediate protrusion 73, the fixing groove 71 is formed on the top. The fixing flange 42 formed at the upper end of the shock absorbing plate 40 is fixed to the flange fixing groove 74 of the fixing table 70, and the sound absorbing plate 80 is formed at the fixing groove 71 formed at the upper end of the fixing table 70. It is fixed. Both ends of the intermediate protrusion 73 protrude to form a connection protrusion 72, and the half of the fixing plate 25, which is the upper end of the shock absorbing frame 20, is fixed to the connection protrusion 72. The other half is inserted between the connecting projections 72 of the adjacent holder 70 is fixed to the bolt.

The sound absorbing plate 80 is formed with a plurality of sound absorbing holes 81 on the front and back of the case 84 of the rectangular box form, the fixing projections 83 are formed at the lower end in the fixing groove 71 of the fixing table 70 Inserted and bolted.

The sound absorbing material 82 is inserted and fixed inside the case 84, and the sound absorbing material 82 may use a member of the sound absorbing material generally used.

As described above, when the vehicle strikes the shock absorbing plate, the primary shock is absorbed by the material of the shock absorbing plate, and the shock absorbing member embedded in the shock absorbing plate is pushed backwards, thereby absorbing the second shock. . In addition, the shock absorbing frame connected to the shock absorbing member and the long bolt has the effect of absorbing the shock by the elasticity of the spring, and the sound absorbing plate moved up by the damaged shock absorbing frame is popped out of the vehicle. It is effective to prevent injuries due to falling on slopes.

In addition, the sound absorbing plate is absorbed by the noise of the vehicle is effective to reduce the vehicle running noise reflected in the vehicle.

Claims (1)

The cross section is U-shaped, the fixing groove 11 is formed at the top of the vertical portion, the bolt hole 12 penetrating the fixing groove 11 is formed in the vertical portion, and the foundation concrete is fixed to both sides of the road 10; The two lower movable plates 21 and the two upper movable plates 24 are inserted into the hinges 23 and the long bolts 32 are rotatably fixed to the lozenge, and a fixed plate ( 22 is fixed to the hinge 35, the fixing plate 25 is fixed to the upper end of the upper movable plate 24 by the hinge 26, the inner surface of the upper movable plate 24 and the lower movable plate 21 The bolt fixing plate 28 is fixed to the fixing bolt 30, and the ring 31 is formed at the end of the fixing bolt 30 so that the spring 29 is fixed between the ring 31 facing each other, and the lower movable plate The fixing plate 22 of the 21 is inserted into the flange fixing groove 62 of the lower fixing stand 60 and fixed with bolts, and the fixing plate 25 of the upper moving plate 24 has a connection protrusion 72 of the fixing table 70. Shock absorbing frame 20 is fixed to the bolt; The groove portion 43 is formed in the inside by being formed to have a V-shape with rubber, and fixed flanges 42 are formed at both ends, and the fixed flange 42 at the lower end is a flange fixing groove 62 of the lower fixing table 60. The fixed flange 42 is inserted into the flange, the top of the fixing flange 42 is inserted into the flange fixing groove 74 of the holder 70 is fixed by bolts, the two shock absorbing plate 40 is installed so as to face each other; The protruding member 51 and the grooved member 52 are formed to be symmetrical with each other in a shape similar to that of the groove 43 of the shock absorbing plate 40, and the protruding member 51 has a protruding portion at an end thereof. A 53 is formed, and the grooved member 52 has a groove portion 55 formed at an end thereof to fix the protrusion 53 and the groove portion 55 to be engaged with each other, and to form the protrusion member 51 and the grooved member 52. A bolt long hole 54 formed to penetrate both ends thereof, and a shock absorbing member 50 fixed to the shock absorbing frame 20 by a long bolt 32; A lower fixing member 60 having a protrusion 61 formed at a lower end thereof in a longitudinal direction and having two flange fixing grooves 62 formed at an upper end thereof; Two flange fixing grooves 74 are formed in the lower portion defined by the intermediate protrusion 73, the fixing member 70 is formed with a fixing groove 71 in the upper portion; A plurality of sound absorbing holes 81 are formed on the front and back of the case 84, and fixing protrusions 83 are formed at the lower end thereof, and sound absorbing material 82 is inserted and fixed therein to be fixed to the upper end of the fixing table 70. The sound absorbing plate 80, which is a shock absorbing guardrail of the road, characterized in that consisting of.

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