KR200177062Y1 - devise of entrance and exit for bridge inspection equipment - Google Patents

Abstract

The present invention is characterized in that the entrance to the barrier wall by improving the access point of the bridge inspection platform with a ladder leading to the bridge inspection point on the outer side of the barrier wall of the bridge, and a certain width and A doorway having a height is formed to be cut through the front and rear, and a sliding rod fixed by an anchor bolt is installed on the rear upper end of one of the barrier walls adjacent to the doorway, and the sliding rod is rotated on the sliding rod by the opening and closing means of the doorway. The sliding door is supported by a sliding bracket fitted freely into the sleeve and provided with a door bent by the top plate and the front plate to be covered with the same surface as the surface of the barrier on the upper surface and the front side of the entrance, when not in use Block the doorway to the same side as the inner side to protect It can be used as a part of the side, and in use, it can lift the door to a certain height and slide it to one side to open the entrance of the barrier, so that the worker can easily and safely enter and exit the bridge by using the ladder on the road side. There is a characteristic.

Description

Barrier entrance equipment for bridge inspection facilities {devise of entrance and exit for bridge inspection equipment}

The present invention relates to an access device for a bridge inspection facility, and in particular, is characterized by the configuration of a sliding door type doorway installed on the road side barrier of the bridge.

Most bridges are equipped with bridge inspection stands around bridge piers to check the underside of bridges and bridge systems.

The bridge inspection station is fixedly installed around the upper end of the bridge so that a proper access passage is required for the worker to enter and exit the bridge inspection station.

Due to the nature of the bridge, the access path of the bridge inspection platform should be installed from the road surface on the upper side of the bridge to the one side of the bridge inspection platform located at the bottom of the bridge via the bridge's barrier.

However, on the road surface of the bridge, the road traffic law does not allow any facility to be installed inside the security barrier for smooth traffic and safety.Therefore, the bridge inspection platform access passages have been inspected at the outer end of the security barrier. It is formed by fixing a vertical ladder to one side of the stand.

According to the bridge inspection platform entrance passage formed by fixing the vertical ladder from the outer end of the barrier to one side of the bridge inspection platform, the worker climbs to the top of the firewall on the road surface if necessary and then climbs the bridge. You can enter and exit the inspection station,

Workers carrying various work tools or repair materials had to use a separate portable scaffold to get over the 1m barrier, and it is safe to lift the repair materials of heavy objects over the barrier even if the portable scaffold is used. There was also a risk of an accident.

The present invention is provided to solve the problems of the existing bridge checkpoint entrance facilities as described above, in the bridge checkpoint access facilities installed ladders from the outer side of the bridge barrier to the bridge checkpoint, the operator is easy on the road side The purpose is to provide an entrance that is opened and closed by a sliding door on the road barrier wall is installed ladder so that you can safely use the ladder.

1 is an exploded perspective view of an embodiment of a bridge inspection platform security barrier access device according to the present invention

2 is an assembly view of the bridge inspection platform security barrier access device of the embodiment of FIG.

3 is a cross-sectional view of the device of the entrance and exit portion of the configuration of FIG.

4 is a cross-sectional view of the sliding structure part of the configuration of FIG.

5 is a cross-sectional view taken along the line B-B in the configuration of FIG.

6 is an enlarged view of a part C in the configuration of FIG.

FIG. 7 is a diagram illustrating a state of use of the apparatus for accessing a security barrier bridge according to the embodiment of FIG. 1;

8 is a side configuration diagram of an example bridge inspection facility in which the present invention is implemented

<Explanation of symbols for main parts of the drawings>

10: road surface of the bridge 11: firewall on the road surface 11a: top surface of the firewall

11b: front side of the firewall 11c: rear side of the firewall

12: entrance 12a, 12b: both side walls of the entrance

13: Pier 14: Bridge inspection platform 15: Entrance ladder

16, 16a: door frame 20 of the entrance and exit: door 20a: top plate of the door

20b: Door front panel 20c: Door handle 20d: Door reinforcement

21: Slide bracket 21a: Sleeve 22: Fixing screw

23: Sliding rod 23a: Sliding nut of sliding rod

24, 24a: Fixed bracket for sliding rod

25: embedded groove 26: anchor bolt

27: Nut of anchor bolt 28: Washer 29, 29a: Locking ring

In the bridge inspection device access facility of the bridge inspection facility of the present invention for achieving the above object, the vertical ladder is fixed to the side of the bridge inspection table installed on the upper end of the bridge at the outer side of the barrier wall of the bridge,

A doorway having a predetermined width and height is formed in the road barrier wall close to the position where the ladder is installed, and the doorway is formed to be cut in the front and rear sides, and a sliding rod fixed by an anchor bolt is installed on the rear upper end of any one barrier wall adjacent to the doorway. The door is bent by the top plate and the front plate to be supported by the sliding bracket which is rotated and the sliding freely fitted into the sliding rod by the opening and closing means of the doorway and covered with the same surface as the surface of the protective wall on the top and front side of the doorway. Characterized in that,

When not in use, the entrance is sealed to the same side as the inner side of the barrier and used as a part of the barrier.In the case of use, the door is lifted to a certain height and slid to one side so that the operator can open the entrance of the barrier. Easily and safely at the bridge is characterized by the ability to enter and exit the bridge check.

Hereinafter, the present invention will be described with reference to the accompanying drawings.

Figure 1 is an exploded perspective view of the bridge inspection apparatus barrier access device according to an embodiment of the present invention, Figure 2 is an assembled state, Figure 3 is a cross-sectional view taken along the line A-A of Figure 2, Figure 4 is a cross-sectional view taken along the line B-B of FIG.

In the angle, 10 is the road surface of the bridge, and 11 is the barrier.

Reference numeral 12 denotes an entrance and exit portion formed by cutting a portion of the barrier wall 11 downward from the upper end surface 11a to penetrate back and forth, and reference numeral 20 denotes a door.

The door 20 is made of a steel sheet or reinforced plastic material, and has a size to be inserted into the upper part and the front part of the doorway 12 with a slight margin, and is provided on the top surface 11a and the front surface 11b of the firewall. The upper plate 20a and the front plate 20b are bent to cover the same surface.

The front plate 20b of the door 20 is an angled door frame 16 fixed at a depth equal to the thickness of the front plate 20b from the front end side at both side walls 12a and 12b of the doorway 12 ( The backward rolling is prevented by 16a).

The slide bracket 21 is fixed to the upper plate 20a of the door 20 by a fixing screw 22 on the right side thereof.

At the rear end of the slide bracket 21, as shown in Fig. 3, two sleeves 21a which protrude slightly to the outside of the rear wall 11c with the door 20 closed at the doorway 12 are integrally formed. Formed.

The two sleeves 21a are assembled by sliding freely fitted to the sliding rods 23 of a circular cross section fixed horizontally by the two fixing brackets 24 and 24a at the upper end of the rear wall 11c. The two fixing brackets 24 and 24a are fixed by anchor bolts 26 fixedly embedded in the several recesses 25 in the rear wall 11c of the barrier wall (see Fig. 4).

In the drawings, reference numeral 13 denotes a pier, 14 denotes a bridge inspection stand, 15 denotes an access ladder, 20c denotes a handle of the door 20, 20d denotes a reinforcing rod fixed to the rear of the door, and 23a denotes a sliding rod ( A fixing nut of 23), 27 is a nut of anchor bolts, 28 is a washer, 29 is a lock ring fixed to the top surface 11a of the barrier wall, 29a is a top plate 20a of the door 20 It shows a locking ring fixed to the.

One embodiment of such a configuration the bridge inspection device barrier access device has the following operating conditions.

2 and 3 and 4, the entire door 20 is supported by a slide bracket 21 fixedly attached to one side of the door top plate 20a, and sleeves 21a formed at the rear end of the slide bracket 21 are Since the sliding rod 23 is freely fitted to the sliding rod 23 having a circular cross section fixed to the rear surface 11c of the barrier wall, the door 20 acts as a hinge to the sleeve 21a and the sliding rod 23 to reference the sliding rod 23. As it is rotated in the up and down direction, it is supported freely sliding to the right.

Accordingly, when the door 20 is closed in accordance with the doorway 12, the top plate 20a is covered with the same surface as the top surface 11a of the barrier wall 11, and the front plate 20b of the door 20 is the barrier wall 11. It is covered with the same surface as the front surface 11b of and becomes unused.

In this unused state, the operator opens the door 20 closing the doorway 12 in order to descend from the road surface 10 of the bridge to the bridge inspection stand 14 on the lower surface of the bridge.

The opening operation of the doorway 12 is lifted by a certain height upward so that the worker grasps the handle 20C of the door 20 on the side of the road surface 10 and the top plate 20a of the door leaves the top surface of the doorway 12. Raise and push to the right.

When the door 20 is pushed to the right, the sleeves 21a integrally formed at the rear end of the slide bracket 21 are slid to the right by the sliding rod 23 and the entire door 20 is moved to the right.

When the door 20 is moved to the right for some time to move out of the doorway 12, the door front plate 20b held by the door handle 20c is placed on the front face 11b of the firewall 11 to open the doorway 12. I can do it.

The present invention as described above is not necessarily limited to the above embodiments.

For example, in the case where the shape of the barrier is different, it can be implemented by changing the shape of the door according to the shape of the barrier, and the sliding members for moving the door in the lateral direction have the same effect as the illustrated sleeve and the sliding rod shape or the standard. It can be changed to other configurations that do this.

In this way, according to the bridge inspection stand barrier entrance device of the present invention, which cuts a part of the bridge road surface barrier wall to form an entrance, which can be closed or opened by a sliding door. There is no protruding part at all, and it is sufficient in terms of the strength of the door, and it does not impede the traffic of the vehicle on the road surface of the bridge, so that it can be carried out according to the firewall installation standard.

In addition, the ladder 15, which is an existing entrance and exit facility, is installed by being connected to the rear of the doorway 12 at the rear surface 11c of the barrier wall 11. When the bridge inspection worker bridges the road surface 10 of the bridge, It is possible to easily enter and exit through the lowered entrance when entering and exiting the bridge inspection stand 14, so as to eliminate the inconvenience of hardly climbing up and down the high barrier that is usually installed more than 1m as in the prior art, and always carry the auxiliary support Inconvenience to be solved can be eliminated, and especially when moving the inspection tool for maintenance of heavy loads or materials to the bridge inspection side, the entrance can be used very easily through the lowered entrance through the lowered entrance so that the safety of the bridge inspection stand can be improved. It can be secured and has the advantage of improving work efficiency.

Claims (2)

In the bridge check-in access facility provided with a ladder leading to one side of the bridge inspection stand installed on the upper end of the bridge on the outer side of the barrier wall of the bridge, incision to penetrate forward and backward with a certain width and height to the road barrier close to the position where the ladder is installed Sliding bracket which forms a doorway, and a sliding rod fixed by an anchor bolt is installed on the rear upper end of any one side of the barrier adjacent to the doorway, the sliding bracket freely rotated and sliding on the sliding rod by the opening and closing means of the doorway. And a door bent by the top plate and the front plate so as to be supported by and covered by the same surface as the surface of the barrier at the top and front sides of the doorway. The structure of a barrier access device according to claim 1, wherein A part of the barrier wall 11 is cut through the front and rear by a predetermined length from the top surface 11a downwardly to a predetermined width to cut and form the doorway 12. The doorway 20 is formed into the upper part and the front part of the doorway. The door frame (16) (16a) having a size to be inserted and bent into the top plate (20a) and the front plate (20b) to be covered with the same surface on the top surface (11a) and the front surface (11b) of the barrier wall installed on both sides of the entrance The door 20 is supported, and the door 20 is provided with a handle 20c on one side of the front plate 20b and a slide bracket 21 on the right side of the top plate 20a. In the rear end of the slide bracket 21, the two sleeves 21a which protrude slightly to the outside of the rear wall 11c with the door 20 closed in the doorway 12 are integrally formed. The two sleeves 21a are connected by two anchor bolts 26 at the upper end of the rear wall surface 11c. Firewall access device of a bridge inspection facility characterized in that the assembly sliding freely into the fixed bracket (24) (24a) installed in the sliding rod 23 is of circular cross section is fixed horizontally by the installation.