CN219733000U - Noise reduction protective fence for construction site - Google Patents

Abstract

The utility model relates to the technical field of noise reduction in roadbed construction, and particularly discloses a noise reduction protective fence for a construction site, which comprises a baffle and upright posts, wherein a plurality of first bolts are connected to the baffle in a threaded manner, the baffle can be fixedly arranged on the upright posts, the baffle is arranged between two adjacent upright posts, a groove with the same thickness as the baffle is formed in the side wall of each upright post, a plurality of first threaded holes in threaded connection with the first bolts are formed in the side wall of each groove in the upright post, the baffle is a plurality of blocks, and the plurality of baffles are sequentially arranged from bottom to top. This scheme replaces massive big baffle through a plurality of little baffles, when certain baffle damaged the back replace corresponding baffle can, need not change the monoblock baffle, very big reduction the cost of changing the baffle.

Description

Noise reduction protective fence for construction site

Technical Field

The utility model relates to the technical field of noise reduction in roadbed construction, in particular to a noise reduction protective fence for a construction site.

Background

The traditional noise reduction protective fence for roadbed construction is mainly applied to equipment devices for protecting construction noise isolation at the periphery of a construction site during construction of modern urban communities and road construction, and along with development of the modern construction industry, each large city sequentially builds own areas, so that the field and the range of construction are gradually increased, and therefore, the noise brought by construction is relatively increased, and therefore, the noise reduction protective fence for roadbed construction plays an important role during construction; the current construction rail is when the installation, adopts the rivet rifle cooperation rivet mostly, installs the stand with the acoustic celotex board on, forms the rail from this, because the rivet is tiny, needs the short interval when the installation, and just can guarantee the stability of connection of rivet entering many times, consequently can cause the installation effectiveness of rail low to the rivet can leave the rivet point on the acoustic celotex board, can influence the aesthetic property of rail.

The prior Chinese patent document with the publication number of CN218293138U discloses a sound-insulation and noise-reduction construction fence, which comprises a fence, wherein the fence comprises a baffle and an upright post, two groups of first grooves are symmetrically formed in one side of the upright post, and the depth of each first groove is the same as the thickness of the baffle; two sets of adjacent two opposite first recesses on the stand forms and places the district, place the internally mounted in district the baffle, the equal interval welding in both ends of baffle one side has three bolt groups, and the bolt at baffle both ends link up respectively two adjacent sets of the stand, and bolt threaded connection has the nut.

Above-mentioned two sets of first recesses have been seted up to one side symmetry of construction rail stand of making an uproar falls in giving sound insulation, the degree of depth of first recess is the same with the thickness of baffle, make the baffle can put into first recess completely, and two sets of first recesses that are relative on two sets of adjacent stands form and place the district, place the internally mounted baffle in district, make the junction of baffle and stand more level and smooth, make the rail installation accomplish the back, its outside one side comparatively level, compare in the tradition and use the rivet to carry out riveted mode, can not leave the rivet point, make the overall effect of rail more pleasing to the eye, and pass through the through-hole with nut threaded connection after the bolt, can fix the baffle, through three sets of bolts of upper, lower three position installation in the upper and lower of baffle, can reduce the quantity of tie point in the assurance fixed effect, can be faster completion to the installation of baffle, help improving installation effectiveness, convenient installation.

However, when a part of the area of the baffle is damaged, the whole baffle needs to be replaced, so that materials are wasted and the cost is increased.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a noise reduction protective fence for a construction site, which solves the problem that the cost is increased because a whole baffle plate is required to be damaged.

In order to achieve the above object, the basic scheme of the present utility model is as follows: the utility model provides a protection rail of making an uproar falls in building site usefulness, includes baffle and stand, threaded connection has a plurality of first bolts on the baffle, but baffle fixed mounting on the stand, and the baffle setting is between two adjacent stands, open on the lateral wall of stand have with baffle thickness the same recess, open on the lateral wall of recess on the stand have a plurality of first screw holes with first bolt threaded connection, the baffle is a plurality of, a plurality of baffles follow supreme setting gradually down along the axial of stand.

The technical principle of the utility model is as follows: through the first bolt on the baffle and the first screw hole on the stand, a plurality of baffles are fixedly installed on the stand from bottom to top in sequence, after one baffle is damaged, the first bolt on the corresponding baffle is disassembled, the damaged baffle is disassembled, and then the same baffle is installed.

Compared with the prior art, the utility model has the following beneficial effects: the large baffle plate is replaced by a plurality of small baffle plates, when a certain baffle plate is damaged, the corresponding baffle plate is replaced, the whole baffle plate is not required to be replaced, and the cost of replacing the baffle plate is greatly reduced.

Further, the sound-absorbing sealing strips are fixedly arranged on the upper side wall and the lower side wall of the baffle plate, and the sound-absorbing sealing strip on one baffle plate can be propped against the sound-absorbing sealing strip on the other baffle plate.

The beneficial effects are that: can make the connection between a plurality of baffles more inseparable through inhaling the sound sealing strip, improve the stability of this device, inhale the sound sealing strip simultaneously and can isolate noise to a certain extent, can reduce the transmission of noise.

Further, the inside of baffle all is filled with and inhales the sound cotton.

The beneficial effects are that: noise can be absorbed through the sound absorbing cotton, and further sound insulation and noise reduction can be achieved.

Further, still include elastic component, the inside of stand is opened there is the cavity, elastic component sets up in the inside cavity of stand, open on the lateral wall of stand have with the logical groove of cavity intercommunication, elastic component includes spliced pole, spring and fixed section of thick bamboo, fixed section of thick bamboo fixed mounting is on the lateral wall of stand cavity, spliced pole sliding connection is in fixed section of thick bamboo, and the spliced pole sets up in logical groove department, the axis of spliced pole and fixed section of thick bamboo is all on a parallel with the horizontal plane, the one end fixed mounting of spring is on the surface that the spliced pole is close to cavity one side, the other end fixed mounting of spring is in the bottom of fixed section of thick bamboo.

The beneficial effects are that: after the sound-absorbing sealing strips between the two baffles are propped against each other, friction force between the two baffles can be increased, the baffles are inconvenient to detach, when the baffles need to be detached, the springs in the fixed cylinder can be restored to the original state through the elastic assembly, the springs can drive the connecting columns to move outwards in the restoration process, and the connecting columns can apply force far away from the upright post direction to the baffles through the springs, so that the baffles are easier to detach.

Further, the elastic components are a plurality of groups, the elastic components are uniformly distributed in the cavities of the upright posts, and the elastic components are opposite to the baffle plate one by one.

The beneficial effects are that: through the setting of a plurality of groups of elastic component, can further improve the spliced pole and exert the power of keeping away from the stand direction to the baffle, make the baffle more easily be torn down.

Further, the surface fixed mounting who keeps away from stand cavity one side of spliced pole has the gasket.

The beneficial effects are that: through the setting of gasket, make the baffle be flexonics with the connection of spliced pole, prevent that the spliced pole from damaging the surface of baffle.

Further, the bottom fixed mounting of stand has the fixed plate, has a plurality of second screw holes on the fixed plate, and equal threaded connection of second screw hole has the second bolt.

The beneficial effects are that: through fixed plate, the second bolt and the second screw hole on the fixed plate, can be with stand fixed mounting subaerial, and rational in infrastructure, convenient operation.

Further, a reinforcing plate is fixedly arranged between the fixing plate and the upright post.

The beneficial effects are that: can further promote the stability of stand through the reinforcing plate.

Drawings

Fig. 1 is an isometric view of a noise reduction guard rail for a construction site in accordance with an embodiment of the present utility model.

Fig. 2 is a top view of a noise reduction guard rail post for a construction site in accordance with an embodiment of the present utility model.

FIG. 3 is an enlarged view of the portion A of FIG. 1 in an embodiment of the utility model

In the above figures: 1. a baffle; 101. a first bolt; 102. a sound absorbing sealing strip; 103. sound absorbing cotton; 2. a column; 201. a groove; 202. a first threaded hole; 203. a cavity; 204. a through groove; 3. an elastic component; 31. a connecting column; 311. a gasket; 32. a fixed cylinder; 4. a fixing plate; 41. a second threaded hole; 42. a second bolt; 5. reinforcing plate.

Detailed Description

The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.

1-3, the embodiment of the utility model provides a noise reduction protective fence for a construction site, which comprises a plurality of baffle plates 1 and upright posts 2, wherein the baffle plates 1 are sequentially arranged from bottom to top along the axial direction of the upright posts 2, the baffle plates 1 are respectively connected with a plurality of first bolts 101 in a threaded manner, the baffle plates 1 can be fixedly arranged on the upright posts 2 through the first bolts 101, the baffle plates 1 are arranged between two adjacent upright posts 2, sound-absorbing sealing strips 102 are fixedly arranged on the upper side wall and the lower side wall of the baffle plates 1, the sound-absorbing sealing strip 102 on one baffle plate 1 can be propped against the sound-absorbing sealing strip 102 on the other baffle plate 1, and sound-absorbing cotton 103 is filled in the baffle plates 1;

as shown in fig. 1 and 2, a groove 201 with the same thickness as the baffle 1 is formed on the side wall of the upright post 2, a plurality of first threaded holes 202 in threaded connection with the first bolts 101 are formed on the side wall of the groove 201 on the upright post 2, a cavity 203 is formed in the interior of the upright post 2, a through groove 204 communicated with the cavity 203 is formed in the side wall of the upright post 2, an elastic component 3 is arranged in the cavity 203, the elastic component 3 comprises a connecting column 31, a spring (not drawn in the figure) and a fixed cylinder 32, the fixed cylinder 32 is welded on the side wall of the cavity 203 of the upright post 2, the connecting column 31 is slidably connected in the fixed cylinder 32, the connecting column 31 is arranged at the through groove 204, a gasket 311 is glued on the surface of one side of the connecting column 31, far away from the cavity 203, which is parallel to the horizontal plane, one end of the connecting column 31 is welded on the surface of one side of the connecting column 203, which is close to the cavity 203, the other end of the spring is welded on the bottom of the fixed cylinder 32, the elastic component 3 is in a plurality of groups, the elastic component 3 are in the cavity 203 of the upright post 2, and the plurality of groups of elastic components 3 are uniformly distributed opposite to the baffle 1 one by one.

As shown in fig. 2 and 3, a fixing plate 4 is welded at the bottom of the upright post 2, a plurality of second threaded holes 41 are formed in the fixing plate 4, second bolts 42 are connected in the second threaded holes 41 in a threaded manner, and a reinforcing plate 5 is welded between the fixing plate 4 and the upright post 2.

The detailed working procedure of this embodiment is:

1. when needs use this device, through fixed plate 4, second bolt 42 and second screw hole 41 on the fixed plate 4, can be with stand 2 fixed mounting subaerial, and rational in infrastructure, convenient operation, reinforcing plate 5 can further promote the stability of stand 2.

2. Through first bolt 101 and first screw hole 202, with baffle 1 fixed mounting on stand 2, the mounting process, the surface of baffle 1 can offset with the gasket 311 on the spliced pole 31, and gasket 311 can make the connection of baffle 1 and spliced pole 31 be flexonics, prevents that spliced pole 31 from damaging the surface of baffle 1, and after baffle 1 installs on stand 2, baffle 1 can compress tightly spliced pole 31 in the fixed section of thick bamboo 32, and the spring in the fixed section of thick bamboo 32 is the tightening state this moment.

3. Through the operation, install a plurality of baffles 1 on stand 2 in proper order from lower supreme along the axial of stand 2, the sound sealing strip 102 of inhaling of the upper and lower both sides of two different baffles 1 can offset, inhale the sound sealing strip 102's material and be PU polyurethane, can make the connection between a plurality of baffles 1 more inseparable through inhaling the sound sealing strip 102, improve the stability of this device, inhale the sound sealing strip 102 simultaneously and can isolate noise to a certain extent, can reduce the transmission of noise, inhale the sound cotton 103 in the baffle 1 and can absorb the noise, can further give sound insulation and fall the noise.

4. When a certain baffle plate 1 is damaged during long-time operation, the first bolts 101 on the corresponding baffle plate 1 are disassembled, the damaged baffle plate 1 is disassembled, and the same baffle plate 1 is installed, so that the whole baffle plate 1 is not required to be replaced, and the cost for replacing the baffle plate 1 is greatly reduced; when the baffle 1 is dismantled, after the sound-absorbing sealing strips 102 between the two baffles 1 are propped against, the friction force between the two baffles 1 can be increased, the baffles are inconvenient to dismount, the springs in the fixed cylinders 32 can be restored to the original state through the elastic components 3, the springs can drive the connecting columns 31 to move outwards in the restoration process, and the connecting columns 31 can apply force to the baffles 1 in the direction away from the upright posts 2 through the springs, so that the baffles 1 are easier to dismount, and the time and the labor are saved.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims (8)

1. The utility model provides a protection rail of making an uproar falls in building site usefulness, includes baffle and stand, threaded connection has a plurality of first bolts on the baffle, but baffle fixed mounting on the stand, and the baffle setting is between two adjacent stands, open on the lateral wall of stand have the recess the same with baffle thickness, open on the lateral wall of recess on the stand have a plurality of first screw holes with first bolt threaded connection, its characterized in that: the baffle is a plurality of, and a plurality of baffles set gradually from bottom to top along the axial of stand.

2. A noise reduction guard rail for a construction site as defined in claim 1, wherein: the sound-absorbing sealing strips are fixedly arranged on the upper side wall and the lower side wall of the baffle plate, and the sound-absorbing sealing strip on one baffle plate can be propped against the sound-absorbing sealing strip on the other baffle plate.

3. A noise reduction guard rail for a construction site as defined in claim 2, wherein: the inside of baffle all is filled with and inhales the sound cotton.

4. A noise reduction guard rail for a construction site as defined in claim 3, wherein: still include elastic component, the inside of stand is opened there is the cavity, and elastic component sets up in the inside cavity of stand, opens on the lateral wall of stand have with the logical groove of cavity intercommunication, and elastic component includes spliced pole, spring and fixed section of thick bamboo, fixed section of thick bamboo fixed mounting on the lateral wall of stand cavity, spliced pole sliding connection in fixed section of thick bamboo, and the spliced pole setting is in logical groove department, and the axis of spliced pole and fixed section of thick bamboo is all parallel to the horizontal plane, the one end fixed mounting of spring is near on the surface of cavity one side at the spliced pole, the other end fixed mounting of spring is in the bottom of fixed section of thick bamboo.

5. A noise reduction guard rail for a construction site as defined in claim 4, wherein: the elastic components are in a plurality of groups, the elastic components are uniformly distributed in the cavities of the upright posts, and the elastic components are opposite to the baffle plate one by one.

6. A noise reduction guard rail for a construction site as defined in claim 5, wherein: and a gasket is fixedly arranged on the surface of one side, far away from the upright post cavity, of the connecting column.

7. A noise reduction guard rail for a construction site as defined in claim 6, wherein: the bottom fixed mounting of stand has the fixed plate, opens on the fixed plate has a plurality of second screw holes, and equal threaded connection of second screw hole has the second bolt.

8. A noise reduction guard rail for a construction site as defined in claim 7, wherein: and a reinforcing plate is fixedly arranged between the fixing plate and the upright post.