RU204631U1 - DEVICE FOR INSTALLING NOISE SCREENS ON SORTING SLIDES - Google Patents

Abstract

The utility model relates to devices for installing noise protection screens on humps along the braking position at railway sorting stations. The technical result consists in adapting the device for installing noise protection screens for different braking positions of the humps, regardless of the type of the car retarder, is achieved due to the presence in the device for installing noise protection screens on the humps, the device contains racks, made curved at an angle, in the upper part of the rack an inclined platform is made, to which one tubular element is welded, and the second tubular element is welded to the post below the inclined platform, the distance between the centers of the tubular elements is equal to R, the frame is made with the possibility of connecting with other adjacent frames, the frame is fixed on the upper part of the rack using a soundproof holder a screen made in the form of a plate with oblong holes, coaxial with the mounting holes of the support platform of the noise shield, to which two brackets are welded, reinforced with stiffening ribs in the form of welded gussets, while the brackets have in the upper h There are coaxial holes, and in the lower part one bracket has a number of holes located along the radius R relative to the center of the hole in the upper part, the second has an oblong radial hole located along the radius R relative to the center of the hole in the upper part, the holder is connected to the rack by bolts passing through a tubular element welded to the inclined platform and coaxial holes in the brackets located in the upper part and a tubular element welded to the post, an oblong radial hole and holes in the lower part of the bracket located along the radius R. 9 z.p. f-ly, 11 ill.

Description

The utility model relates to devices for installing noise protection screens on humps along the braking position at railway sorting stations.

The known construction of the fence, containing the posts installed (fixed) in the ground. Fencing elements are attached to posts 1. Racks 1 from above can be closed with plugs (Patent RU No. 151582, application 2014100386 dated 09/01/2014, IPC E01F 08/00).

The disadvantage of this technical solution is the unreliability of fastening the racks in the ground, the inability to change the angle of inclination of the enclosing element.

Known device for fastening soundproof panels, containing support posts with plates and stiffening ribs welded to their base, installed on a point foundation. Support posts have I-beams in cross-section. Plates for fixing internal screens in the form of U-shaped profiles are welded to the I-beam lintel at a certain distance. U-shaped profiles are installed on top of each other in special grooves, thus forming a continuous sealed structure. (Patent RU No. 2400595, application 2009122572 dated June 15, 2009, IPC E01F 08/00).

The disadvantage of this technical solution is the complexity of the design, the panels are combined with vertical and horizontal profiles. The connection of the profiles is carried out by means of vibration damping gaskets. The use of special gaskets in the device, their installation significantly complicates the manufacture of such noise-protective devices, the inability to change the angle of inclination of the enclosing element.

A device for fastening noise protection panels is known, containing racks with a noise protection screen fixed on them, while the profiled steel sheet is fixed with fasteners on the frame in the form of a curved plane, with a concave surface directed to the area of the brake tires of the car retarder, the racks are installed on the support bases and connected to them detachable joints, the length of the noise shield is equal to the length of the car retarder, the frame consists of stiffeners rectilinear in the horizontal plane and curved in the vertical plane, stiffeners made of a rectangular steel pipe, the struts are made rectilinear from a rectangular steel pipe, the struts can be made bent at an angle from a steel pipe rectangular. (Patent RU No. 201071, application 2020117328 dated November 25, 2020, IPC E01F 08/00). This technical solution was adopted as a prototype.

The disadvantage of this technical solution is the lack of the possibility of using the device without making design changes when installing various types of car retarders for different braking positions on the hump.

The objective of the proposed technical solution is to improve the environmental situation in the area of the humps.

In the process of solving this problem, the technical result is achieved, which consists in adapting the device for installing noise protection screens for various brake positions of the hump, regardless of the type of car retarder.

The technical result is achieved by a device for installing noise protection screens on marshalling humps, containing racks made of rectangular steel pipe bent at an angle, installed on the support bases and detachable connections connected to them, a frame fixed to the racks in the form of a curved plane, with a concave surface directed to the brake area. tires of a car retarder, consisting of rectilinear in the horizontal plane and curved in the vertical plane stiffening ribs made of a rectangular steel pipe, with a soundproof shield fixed to them with fasteners, while the support base is made in the form of a plate with fastening holes, into which on one side a pipe element reinforced with stiffening ribs in the form of welded gussets is welded, a support heel with fastening oblong holes made coaxial with the holes in the support base, reinforced with rigid ribs is welded to the bottom of the rack awn in the form of welded gussets, an inclined platform is made in the upper part of the rack, to which one tubular element is welded, and the second tubular element is welded to the rack, below the inclined platform, the distance between the centers of the tubular elements is equal to R, the frame is made with the possibility of connecting with other adjacent frames , in the middle part of the frame, in the horizontal plane, there is a reinforced crossbar, to which the support platform of the frame with made mounting holes is welded, the frame is fixed on the upper part of the rack using a soundproof shield holder made in the form of a plate, with oblong holes, coaxial with the mounting holes. holes of the support platform of the noise shield, to which two brackets are welded, reinforced with stiffeners in the form of welded gussets, while the brackets have coaxial holes in the upper part, and in the lower part one bracket has a number of holes located along the radius R relative to the hole center i in the upper part, the second has an oblong radial hole located along the radius R relative to the center of the hole in the upper part, the holder is connected to the rack by bolts passing through a tubular element welded to the inclined platform, and coaxial holes in the brackets located in the upper part, and a tubular element welded to the strut, an oblong radial hole and holes in the lower part of the bracket, located along the radius R. In addition, the height of the noise barrier is 1600-2200 mm, and the length is 900-40000 mm, the noise barrier is installed on each side of the car retarder at a distance of 1000-4500 mm from the brake tire closest to it, and the lower edge of the noise shield is located below the horizontal plane of the brake tire heads of the car retarder from 0 to 200 mm, the connection of the frame with adjacent frames is carried out by fastening together the extreme edges located in the vertical plane stiffness of adjacent frames, s with the help of fastening corners welded to them, having mounting holes, by bolting, the connection of the frame with the adjacent frames is carried out by fastening the outermost vertical stiffeners of the adjacent frames to each other, using the fastening hooks welded to them with clamps, the support base is connected to the support heel with using a bolted connection, the support base is installed on screw piles, the support platform is connected to the holder of the noise protection shield using a bolted connection, anti-vandal self-tapping screws are used as fasteners, the distance between the support pads is from 1500 to 2500 mm.

In the work "Design and calculation of humps: textbook. allowance. - 3rd ed., Rev. and add. / IS HE. Chislov, V.A. Lebedeva, V.V. Khan; FSBEI VO RSTU. - Rostov n / a, 2017. - 83 p. " Table 1.2 on pages 8-9 shows the main technical and operational characteristics of car retarders, which are installed on brake positions. Car retarders, depending on the model, (23 models) have a beam length from 3.6 to 15.6 m.

Adaptation of the device for installing noise protection screens without changing the design of the device for different braking positions of the hump, regardless of the type of car retarder, is achieved through the use of mass production units in the device, the production of which takes place at production sites, and the installation of the device from individual elements and setting the optimal position of the screen, allowing to achieve maximum noise reflection for each specific braking position, depending on the model of the car retarder installed on it, is performed directly on the braking position.

Frame in the form of a curved plane, with a concave surface directed to the area of the brake tires of the car retarder, consisting of straight in the horizontal plane and curved in the vertical plane stiffeners made of rectangular steel pipe, with anti-vandal self-tapping screws, noise protection shield, 1600-2200 mm high and a length of 900-40000 mm. The frame has the ability to be connected to other frames by fastening the extreme vertical stiffening ribs of adjacent frames to each other, using fastening corners welded to them with mounting holes, by bolting, in some cases, it is allowed to fasten the stiffeners of adjacent frames using welded to them fastening hooks with clamps, this allows you to create the device of noise protection screens of the required length (for the entire length of the car retarder), depending on the model of the brake retarder used at the given brake position of the hump.

The presence in the horizontal plane in the middle part of the frame of a reinforced crossbar, to which the support platform of the frame with made mounting holes is welded, fixing the frame on the upper part of the rack using the holder of the noise shield made in the form of a plate, with oblong holes made coaxial with the mounting holes of the support platform of the noise protection screen with bolted connection, allows you to adjust the position of the frame and the holder of the noise barrier relative to each other, and greatly simplifies the assembly of the device and the installation of noise screens, depending on the model of the car retarder installed in the braking position, and dismantling the device, if necessary.

Racks made of rectangular steel pipe bent at an angle, the lower part has a welded support heel, with fastening elongated holes made coaxial with the holes in the support base, allowing you to connect the stand to the support base by bolting, adjust their position relative to each other, which greatly simplifies assembly and installation of the device in the braking position, and dismantling of the device, if necessary, in some cases it is possible to strengthen the bolted joints by welding or replace them with a welded joint, and the upper part of the rack has an inclined platform to which the tubular element is welded, the second tubular element is welded to the rack, below the ramp with the distance between the centers of the tubular elements equal to the radius R.

The holder of the noise shield, made in the form of a plate, to which two brackets are welded, reinforced with stiffeners in the form of welded gussets, having coaxial holes in the upper part, and in the lower part one of the brackets has a number of holes located along a radius R relative to the center of the hole in the upper part, the second has an elongated radial hole located along the radius R, relative to the center of the hole in the upper part, which makes it possible to create a connection with the post with the possibility of relative mutual movement, relative to the center of the hole in the upper part of the brackets, connecting with bolts the coaxial holes in the upper part of the brackets and a tubular element , located on the inclined platform of the rack, and holes located along the radius R relative to the center of the hole in the upper part with a tubular element located below the inclined platform. This design makes it possible to install the noise barrier relative to the rack at various angles and select the optimal position of the screen, which allows achieving maximum noise reflection for each specific braking position, depending on the model of the car retarder installed on it, and, if necessary, replace individual components of the device that are out of order. or dismantle the device to install it in a different braking position.

A support base in the form of a plate with mounting holes, into which a pipe element is welded on one side, reinforced with stiffening ribs in the form of welded gussets, allowing you to install (put on) the support base on a screw pile, while the end of the pile can protrude from the ground by different amounts. Such a connection between the support and the pile, bolted or welded, greatly simplifies the installation and dismantling of noise barriers, regardless of the terrain of the braking position on which the retarder is installed.

The device is installed on each side of the car retarder at a distance of 1000-4500 mm from the brake tire closest to it, and the lower edge of the noise shield is located below the horizontal plane of the brake tire heads of the car retarder from 0 to 200 mm, these distances allow achieving maximum noise reflection for each specific brake positions depending on the type of retarder used.

The proposed technical solution, due to the use of mass production units in the device, provides ease of installation, regardless of the model of the car retarder installed in the braking position, replacement of individual units of the device and dismantling of the device, if necessary, and also provides fast assembly of noise protection screens on the humps.

The technical solution is illustrated in the figure. FIG. 1 shows a general view of the arrangement of the device on the braking position of the hump along the brake retarder (the retarder is not shown), FIG. 2 is a fragment A of FIG. 1 (an attachment angle with a mounting hole and a bolted connection), FIG. 3, fragment B of Fig. 1 (support platform of the frame), Fig. 4, fragment B of Fig. 1 (support base and support heel), Fig. 5 is a general side view of the device, Fig. 6 is a fragment D of FIG. 5 (holder of a noise shield), FIG. 7 is a stand, FIG. 8 is a support foot, FIG. 9 the noise shield holder is a top view, FIG. 10 the noise shield holder is a side view, FIG. 11 holder of the noise shield general view.

The device consists of racks 1 installed on support bases 2, which, in turn, are installed on screw piles 3, on the racks 1 there is a holder of a noise shield 4, to which a frame 5 is attached with an anti-vandal self-tapping screws 6, a noise shield 7, all the elements of the device are connected to each other by a bolted connection.

The posts 1 are made of rectangular steel pipe bent at an angle, in the lower part they have a welded support heel 1.1, with fastening elongated holes 1.1.1, reinforced with stiffeners 1.2, and in the upper part - an inclined platform 1.3, to which a tubular element 1.3.1 is welded , the second tubular element 1.3.2 is welded to the post 1, below the inclined platform 1.3, the distance between the centers of the tubular elements is R.

Support base 2 is a plate 2.1 with fastening holes 2.1.1, on one side of which a pipe element 2.2 is welded in, reinforced with stiffeners in the form of welded gussets 2.3.

Frame 5 in the form of a curved plane, with a concave surface directed to the area of the brake tires of the car retarder, consists of stiffeners 5.1 that are rectilinear in the horizontal plane and stiffeners 5.2 that are curved in the vertical plane, 5.2.1 fastening angles are welded to the extreme ribs 5.2.1 having mounting holes for connection with each other by bolted connection 5.2.2. On the stiffening rib 5.1 in the middle part of the frame 5 there is a reinforced crossbar 5.1.1, to which the support platform 5.3 of the frame is welded with fastening holes 5.3.1.

The holder of the noise shield 4 is made in the form of plate 4.1, with oblong holes 4.1.1 made in it, coaxial with the mounting holes of the support platform 5.3, two brackets 4.2 are welded to plate 4.1. and 4.3, reinforced with stiffeners in the form of welded gussets 4.4, brackets 4.2. and 4.3 have coaxial holes 4.2.1 and 4.3.1 in the upper part. Bracket 4.2 has a number of holes 4.2.2, located along the radius R relative to the center of the hole 4.2.1. Bracket 4.3 has an elongated radial hole 4.3.2, located along the radius R relative to the center of the hole 4.3.1. The holder 4 is connected to the post 1 by a bolt 4.5 passing through the tubular element 1.3.1 and holes 4.2.1 and 4.3.1, and by a bolt 4.6 passing through the tubular element 1.3.1 and holes 4.2.2 and 4.3.2.

A technical design of the proposed device with drawings and installation instructions has been developed.

Claims (10)

1. A device for the installation of noise protection screens on the hump, containing racks, made bent at an angle from a rectangular steel pipe, mounted on the support bases and connected to them by detachable connections, a frame fixed on the racks in the form of a curved plane, with a concave surface directed to the area of the brake tires a car retarder, consisting of straight in the horizontal plane and curved in the vertical plane stiffeners made of a rectangular steel pipe, with a soundproof shield fixed to them with fasteners, characterized in that the support base is made in the form of a plate with fastening holes, into which with one on the side, a pipe element is welded, reinforced with stiffeners in the form of welded gussets, a support heel is welded to the lower part of the rack with fastening oblong holes made coaxial with the holes in the support base, reinforced with stiffeners in the form of welded gussets, in the upper part of the rack is made of an inclined platform, to which one tubular element is welded, and the second tubular element is welded to the rack below the inclined platform, the distance between the centers of the tubular elements is equal to R, the frame is made with the possibility of connecting with other adjacent frames, in the middle part of the frame, in the horizontal plane, there is a reinforced crossbar, to which the frame support platform with made mounting holes is welded, the frame is fixed on the upper part of the rack using a soundproof shield holder made in the form of a plate with oblong holes made coaxial with the mounting holes of the soundproof shield support platform, to which are welded two brackets, reinforced with stiffeners in the form of welded gussets, while the brackets have coaxial holes in the upper part, and in the lower part one bracket has a number of holes located along a radius R relative to the hole center in the upper part, the second has an oblong radial hole a hole located along a radius R relative to the center of the hole in the upper part, the holder is connected to the post by bolts passing through a tubular element welded to the inclined platform, and coaxial holes in the brackets located in the upper part, and a tubular element welded to the post, elongated radial hole and holes in the bottom of the bracket, located along a radius R. 2. The device according to claim 1, characterized in that the height of the noise shield is 1600-2200 mm, and the length is 900-40000 mm. 3. The device according to claim 1, characterized in that the noise barrier is installed on each side of the car retarder at a distance of 1000-4500 mm from the brake tire closest to it, and the lower edge of the noise barrier is located below the horizontal plane of the brake tire heads of the car retarder from 0 to 200 mm. 4. The device according to claim. 1, characterized in that the connection of the frame with adjacent frames is carried out by fastening together the extreme located in the vertical plane of the stiffening ribs of adjacent frames with the help of fastening angles welded to them, having mounting holes, by bolting. 5. The device according to claim. 1, characterized in that the connection of the frame with adjacent frames is carried out by fastening together the extreme, located in a vertical plane, stiffening ribs of adjacent frames, with the help of fastening hooks welded to them, with clamps. 6. The device according to claim. 1, characterized in that the support base is connected to the support heel by means of a bolted connection. 7. The device according to claim 1, characterized in that the support base is mounted on screw piles. 8. The device according to claim. 1, characterized in that the support platform is connected to the holder of the noise shield by means of a bolted connection. 9. The device according to claim 1, characterized in that vandal-proof self-tapping screws are used as fasteners. 10. The device according to claim 1, characterized in that the distance between the support sites is from 1500 to 2500 mm.

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