CN211872577U

CN211872577U - Fixing device with windproof function for sound insulation screen of viaduct

Info

Publication number: CN211872577U
Application number: CN202020187210.7U
Authority: CN
Inventors: 吴乐; 吴欢; 孙如伟
Original assignee: Jiangsu Hualong Transportation Facilities Co ltd
Current assignee: Jiangsu Hualong Transportation Facilities Co ltd
Priority date: 2020-02-20
Filing date: 2020-02-20
Publication date: 2020-11-06
Anticipated expiration: 2030-02-20

Abstract

The utility model discloses an overpass is fixing device for sound insulation screen with prevent wind function, including base and contact pin, the upper surface of base is provided with first spout, and the top of first spout installs the movable plate, the surface of movable plate is provided with the second spout, and the top of second spout installs the slide, one side of slide is provided with the bolt, the connecting bolt is installed to the inside left end of base, and the left end of connecting bolt runs through the base, the inside right-hand member of base is provided with the spread groove. This fixing device for viaduct sound-proof screen with prevent wind function, in this device, the second spring is provided with 2 about the horizontal symmetry of the central line of sound-proof screen, and the sound-proof screen passes through the second spring and hits the board and constitute elastic construction, when crashproof board receives external impact force, because the double cushioning effect of second spring and rubber protective sheath for reduce greatly the impulsive force to the sound-proof screen, prolong the life of sound-proof screen, reduce cost.

Description

Fixing device with windproof function for sound insulation screen of viaduct

Technical Field

The utility model relates to a viaduct sound-proof screen technical field specifically is a fixing device for viaduct sound-proof screen with prevent wind function.

Background

Sound insulation screen is also known as sound barrier, be a tool of making an uproar falls, its application principle is through the production of propagation route noise abatement, sound is in transmission process, meet shelter, can influence the transmission of sound wave, sound insulation screen mainly by the basis, several parts of stand and sound insulation screen board constitute, except stopping, it is inside to have absorbing material, can absorb a lot of sound waves, sound insulation screen need be used in more and more places, wherein the overpass sound insulation screen is comparatively common, consequently will use a sound insulation screen fixing device when using sound insulation screen, but present sound insulation screen fixing device for the overpass still has some defects:

firstly, the existing fixing devices for the sound insulation screen for the viaduct are all fixed, the thickness of the sound insulation screen cannot be adjusted, and the practicability is low;

secondly, the existing sound-proof screen fixing device for the viaduct does not have an anti-collision function, and the sound-proof screen body is fragile and easy to damage, so that the cost is increased;

thirdly, the current sound barrier fixing device for overpass prevent wind the effect poor, when meetting the bad weather of strong wind, easily cause the damage to the sound barrier.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an overpass is fixing device for sound barrier with prevent wind function to provide the size that can not adjust the sound barrier among the solution above-mentioned background art, prevent wind the problem that the effect is poor and do not possess the anticollision function.

In order to achieve the above object, the utility model provides a following technical scheme: a fixing device with wind-proof function for an overhead bridge sound-proof screen comprises a base and a contact pin, wherein a first sliding groove is arranged on the upper surface of the base, a moving plate is arranged above the first sliding groove, a second sliding groove is arranged on the surface of the moving plate, a sliding plate is arranged above the second sliding groove, a bolt is arranged on one side of the sliding plate, a connecting bolt is arranged at the left end inside the base, the left end of the connecting bolt penetrates through the base, the right end inside the base is provided with a connecting groove, a sound insulation screen is arranged above the base, the sound insulation screen is positioned between the left and right moving plates, the front surface of the sound insulation screen is provided with a second spring, and the two sides of the sound insulation screen are provided with third chutes, one side of each third chute is provided with a slide bar, the left side of each slide bar is provided with an anti-collision plate, the surface of anticollision board is provided with the rubber protective sheath, the lower surface of base is run through by the contact pin.

Preferably, the moving plate forms a rectangular structure, 2 moving plates are symmetrically arranged about a center line of the base, and the moving plate and the first sliding groove form a sliding structure.

Preferably, the sliding plate and the second sliding groove form a sliding structure, and the sliding plate is connected with the sound insulation screen in a clamping manner through a bolt.

Preferably, the connecting groove forms a T-shaped structure, and the connecting groove is in clamping connection with the connecting bolt.

Preferably, the number of the second springs is 2, and the sound insulation screen and the anti-collision plate form an elastic structure through the second springs.

Preferably, the slide bar forms a T-shaped structure, and the slide bar and the third sliding groove form a sliding structure.

Compared with the prior art, the beneficial effects of the utility model are that: the fixing device for the sound-proof screen of the viaduct with the wind-proof function,

1. in the device, the movable plates form a rectangular structure, 2 movable plates are symmetrically arranged about the center line of the base, the movable plates and the first sliding grooves form a sliding structure, and when sound insulation screens with different sizes need to be installed, workers can clamp the sound insulation screens through the matching use of the bolts, the second sliding grooves and the sliding plates, so that the sizes of the sound insulation screens can be conveniently adjusted;

2. in the device, 2 second springs are transversely and symmetrically arranged relative to the center line of the sound-proof screen, the sound-proof screen and the collision plate form an elastic structure through the second springs, the slide bars form a T-shaped structure, and the slide bars and the third slide groove form a sliding structure;

3. in this device, slide and second spout constitute sliding construction, and the slide passes through the bolt to be connected for the block with the sound insulating barrier, and the effort of connecting the bolt and the fixed of contact pin on the cooperation for whole fixing device is more stable, can reach the purpose of preventing wind.

Drawings

FIG. 1 is a schematic view of the front view installation structure of the sound-proof screen of the present invention;

FIG. 2 is a schematic view of the overlooking installation structure of the moving plate and the sound-proof screen of the present invention;

FIG. 3 is a schematic side view, sectional view, and sectional view of the mounting structure of the crash board and the moving block of the present invention;

fig. 4 is the schematic view of the installation structure of the sound-proof screen and the base in overlooking mode.

In the figure: 1. a base; 2. a first chute; 3. moving the plate; 4. a second chute; 5. a slide plate; 6. a bolt; 7. a connecting bolt; 8. connecting grooves; 9. a sound barrier; 10. a second spring; 11. a third chute; 12. a slide bar; 13. an anti-collision plate; 14. a rubber protective sleeve; 15. and (6) inserting pins.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a fixing device with a windproof function for an overhead bridge sound insulation screen comprises a base 1, a first chute 2, a movable plate 3, a second chute 4, a sliding plate 5, a bolt 6, a connecting bolt 7, a connecting groove 8, a sound insulation screen 9, a second spring 10, a third chute 11, a slide bar 12, an anti-collision plate 13, a rubber protective sleeve 14 and a contact pin 15, wherein the first chute 2 is arranged on the upper surface of the base 1, the movable plate 3 is arranged above the first chute 2, the second chute 4 is arranged on the surface of the movable plate 3, the sliding plate 5 is arranged above the second chute 4, the bolt 6 is arranged on one side of the sliding plate 5, the connecting bolt 7 is arranged at the left end inside the base 1, the left end of the connecting bolt 7 penetrates through the base 1, the connecting groove 8 is arranged at the right end inside the base 1, the sound insulation screen 9 is arranged above the base 1, the sound insulation screen 9 is positioned between the left movable plate 3 and the right plate 3, the second spring 10, and the two sides of the sound insulation screen 9 are provided with third sliding grooves 11, one side of each third sliding groove 11 is provided with a sliding rod 12, the left side of each sliding rod 12 is provided with an anti-collision plate 13, the surface of each anti-collision plate 13 is provided with a rubber protective sleeve 14, and the lower surface of the base 1 is penetrated by a contact pin 15.

The movable plate 3 constitutes the rectangle structure, and the movable plate 3 is provided with 2 about the central line symmetry of base 1 to movable plate 3 constitutes sliding structure with first spout 2, and the spread groove constitutes "T" shape structure, and spread groove 8 is connected for the block with connecting bolt 7, makes the size of the 9 sizes of sound insulation barrier of the required installation of being convenient for adjust, and the concatenation between a plurality of sound insulation barrier 9 of being convenient for, easy operation.

Slide 5 and second spout 4 constitute sliding construction, and slide 5 passes through bolt 6 to be connected for the block with sound insulation screen 9, and movable plate 3, second spout 4, connecting bolt 7, spread groove 8 and contact pin 15 make whole more stable in the cooperation, prevent wind effectually.

The second spring 10 is provided with 2 about the horizontal symmetry of the central line of sound insulation screen 9, and sound insulation screen 9 passes through second spring 10 and constitutes elastic construction with crashproof board 13, and slide bar 12 constitutes "T" shape structure, and slide bar 12 constitutes sliding construction with third spout 11, when receiving external impact force, because the double buffering of rubber protective sheath 14 and second spring 10, the external impact force of greatly reduced plays effective protection to sound insulation screen 9.

The working principle is as follows: when the fixing device for the sound insulation screen of the viaduct with the windproof function is used, firstly, the whole device is moved to a viaduct needing to be provided with the sound insulation screen 9, the whole device is fixed on a roadbed through a contact pin 15, then, the sound insulation screen 9 is installed with an installation rack on a base 1, as shown in figure 4, then, a first worker controls a moving plate 3 at the right end to move rightwards on a first sliding chute 2 by hands until the sound insulation screen can not move, then, a second worker supports the left end of the sound insulation screen 9 against the moving plate 3 at the left end, after the thickness of the sound insulation screen 9 is measured, one side of a moving plate 3 is supported against a sliding plate 5 at the lower part, as shown in figure 4, then, the sliding plate 5 at the upper part is controlled to move downwards on a second sliding chute 4 until the sliding plate 5 at the upper part supports against the sound insulation screen 9, then, the bolt 6 is screwed down by hands of the second, then a first worker stops controlling the moving plate 3 at the right end, the moving plate 3 at the right end moves leftwards, the sound insulation screen 9 is clamped by matching with the moving plate 3 at the left end, the size of the sound insulation screen 9 to be installed can be adjusted at will, then the anti-collision plate 13 is installed at one side of the sound insulation screen 9 facing to the road surface of the elevated bridge, when the whole device is subjected to external impact force, the anti-collision plate 13 drives the slide rod 12 to move rightwards on the third chute 11 until the anti-collision plate 13 abuts against the second spring 10, so that the second spring 10 is extruded and provides reaction force for the anti-collision plate 13, and then the anti-collision plate is matched with the buffer of the rubber protective sleeve 14, so that the external impact force is greatly reduced, the sound insulation screen 9 is protected to a certain extent, when a plurality of sound insulation screens 9 are required to be assembled and spliced, the assembling and splicing are facilitated through the clamping connection of the connecting, The cooperation of second spout 4, slide 5, bolt 6 and contact pin 15 makes whole device stability more, and it is better to prevent wind the effect, has increased holistic practicality.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an overpass is fixing device for sound barrier with prevent wind function, includes base (1) and contact pin (15), its characterized in that: the sound insulation board is characterized in that a first sliding groove (2) is formed in the upper surface of the base (1), a movable plate (3) is installed above the first sliding groove (2), a second sliding groove (4) is formed in the surface of the movable plate (3), a sliding plate (5) is installed above the second sliding groove (4), a bolt (6) is arranged on one side of the sliding plate (5), a connecting bolt (7) is installed at the left end of the interior of the base (1), the base (1) is penetrated through by the left end of the connecting bolt (7), a connecting groove (8) is formed in the right end of the interior of the base (1), a sound insulation screen (9) is installed above the base (1), the sound insulation screen (9) is located between the left block and the right block (3), a second spring (10) is arranged on the surface of the movable plate of the sound insulation screen (9), third sliding grooves (11) are installed on the two sides of the sound insulation screen (9), a sliding rod, and the left side of slide bar (12) is installed crashproof board (13), crashproof board (13) surface is provided with rubber protective sheath (14), the lower surface of base (1) is run through by contact pin (15).

2. The fixing device for an acoustic barrier of an elevated bridge having a wind-proof function according to claim 1, wherein: the movable plate (3) forms a rectangular structure, 2 movable plates (3) are symmetrically arranged relative to the center line of the base (1), and the movable plates (3) and the first sliding grooves (2) form a sliding structure.

3. The fixing device for an acoustic barrier of an elevated bridge having a wind-proof function according to claim 1, wherein: slide (5) and second spout (4) constitute sliding construction, and slide (5) are connected for the block through bolt (6) and sound insulation screen (9).

4. The fixing device for an acoustic barrier of an elevated bridge having a wind-proof function according to claim 1, wherein: the connecting groove (8) forms a T-shaped structure, and the connecting groove (8) is connected with the connecting bolt (7) in a clamping manner.

5. The fixing device for an acoustic barrier of an elevated bridge having a wind-proof function according to claim 1, wherein: the number of the second springs (10) is 2, and the sound insulation screen (9) and the anti-collision plate (13) form an elastic structure through the second springs (10).

6. The fixing device for an acoustic barrier of an elevated bridge having a wind-proof function according to claim 1, wherein: the sliding rod (12) forms a T-shaped structure, and the sliding rod (12) and the third sliding groove (11) form a sliding structure.