CN118065709B - Noise reduction barrier for municipal road and bridge construction - Google Patents
Noise reduction barrier for municipal road and bridge construction Download PDFInfo
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- CN118065709B CN118065709B CN202410501137.9A CN202410501137A CN118065709B CN 118065709 B CN118065709 B CN 118065709B CN 202410501137 A CN202410501137 A CN 202410501137A CN 118065709 B CN118065709 B CN 118065709B
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- 238000010276 construction Methods 0.000 title claims abstract description 25
- 230000004888 barrier function Effects 0.000 title claims abstract description 20
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 24
- 229910052782 aluminium Inorganic materials 0.000 claims description 24
- 239000006260 foam Substances 0.000 claims description 18
- 229920000742 Cotton Polymers 0.000 claims description 13
- 230000003139 buffering effect Effects 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 10
- 238000009413 insulation Methods 0.000 description 13
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The invention provides a noise reduction barrier for municipal road and bridge construction, which is characterized in that: the support frame mainly comprises a first clamping plate, a second clamping plate, an inner transverse moving plate and an inner fixing plate, wherein the lower end of the second clamping plate rotates in the upper end of the base through a rotating shaft, fixing components are arranged at the upper end of the support rib and in the second clamping plate, and the second clamping plate is fixed at the upper end of the support rib through the fixing components when rotating to a vertical state; the invention can realize the conventional purpose of reducing noise on municipal road and bridge construction sites, and meanwhile, the acoustic panel is not required to be placed on the ground and then carried on the support frame by workers, so that the labor intensity is lower, the installation is more convenient, and the safety coefficient is higher.
Description
Technical Field
The invention relates to the technical field of road construction equipment, in particular to a noise reduction barrier for municipal road and bridge construction.
Background
When municipal road and bridge construction is carried out, construction operations such as digging, tamping soil and field welding are required, and the construction operations generate large noise, if the noise cannot be well treated, the quality of life of people is greatly influenced, especially when roads and bridges are paved nearby residential areas, the rest of nearby residents is influenced by long-time noise construction, and therefore noise reduction barriers are required to be temporarily paved when the roads and bridges are constructed;
the noise reduction barrier is an acoustic barrier plate and is mainly used for isolating noise of a construction site, and mainly comprises steel structure supporting frames and a sound insulation plate, wherein the lower ends of the steel structure supporting frames are fixed on a concrete track, the sound insulation plate is downwards inserted between two adjacent steel structure supporting frames, and sound is isolated by utilizing the performance of the sound insulation plate so as to avoid that the construction noise affects the normal life of nearby residents;
However, existing noise reduction barriers suffer from several drawbacks, such as:
When the sound insulation board is transported, a person needs to transport the sound insulation board to the ground from the transport vehicle, when the person waits for building, the person carries the sound insulation board to climb onto the scaffold or the lifter until the person rises to the height of the upper end of the steel structure support frame, then the person holds the sound insulation board to insert the sound insulation board into the steel structure support frame one by one, the labor intensity of the person is high, the person stands on the scaffold and needs to explore the person to insert the sound insulation board downwards, the falling risk can occur, the installation is very inconvenient, and therefore the existing noise reduction barrier has the defect that the installation mode is inconvenient and the safety coefficient of the person is low when the person is installed.
Disclosure of Invention
The invention provides a noise reduction barrier for municipal road and bridge construction, which aims to solve the problems in the prior art.
The technical scheme of the invention is realized as follows:
The utility model provides a municipal road bridge construction is with making an uproar screen of falling which characterized in that: comprises a base, a supporting frame and a sound absorbing plate;
and (2) a base: a supporting rib is fixed on the upper side of the base;
A supporting frame: the support frame mainly comprises a first clamping plate, a second clamping plate, an inner transverse moving plate and an inner fixing plate, wherein the lower end of the second clamping plate rotates in the upper end of a base through a rotating shaft, fixing components are arranged at the upper end of a supporting rib and in the second clamping plate respectively, the second clamping plate is fixed at the upper end of the supporting rib through the fixing components when rotating to a vertical state, the front side of the second clamping plate is fixedly provided with the inner fixing plate, the front end of the inner fixing plate is transversely movably inserted with the first clamping plate, the first clamping plate and the second clamping plate are arranged in parallel and are equal in width, the upper ends of the first clamping plate and the second clamping plate are respectively fixed with a supporting plate and an auxiliary clamping plate through the fixing components after being aligned, the inner transverse moving plate is transversely inserted with the inner fixing plate through the fixing components, and the inner transverse moving plate is fixed through the fixing components after being far away from the inner fixing plate;
acoustical panel: the number of the sound absorbing boards is not less than two, the sound absorbing boards are stacked between the bearing plate and the auxiliary clamping plate when the supporting frame is inclined, and the sound absorbing boards are arranged between the first clamping plate and the second clamping plate up and down when the supporting frame is vertical;
Through adopting the technical scheme, the support frame is vertically fixed on the base through the support rib and the fixing component, the sound absorbing plate is vertically clamped in the support frame, so that a noise reduction barrier is formed, and the conventional purpose of noise reduction on municipal road and bridge construction sites is realized by utilizing the sound absorbing plate to absorb sound and reduce noise;
And when the installation, whole support frame slope sets up for the high reduction of support frame upper end can make transport personnel directly put the abatvoix between supporting plate and auxiliary splint, need not put on subaerial back again by the workman transport to the support frame on, intensity of labour is lower, and the support frame slope sets up, can make the transport vechicle open the below of supporting plate and auxiliary splint, the workman need not visit the body and can put the abatvoix between supporting plate and auxiliary splint, the security is higher, only need draw vertical state with whole support frame after having placed the abatvoix, make the abatvoix between supporting plate and the auxiliary splint direct next landing between first cardboard and the second cardboard, the installation is more convenient, when whole support frame and abatvoix are in vertically, can make the other end card of abatvoix go into between first cardboard and the second cardboard in another this device, make first cardboard and the second cardboard in another this device align to clip the abatvoix behind the other device, improve the installation steadiness of abatvoix, the sideslip is close to the abatvoix simultaneously, guarantee the leakproofness between abatvoix and the support frame of falling of noise reduction.
Preferably, the sound absorbing plate mainly comprises an outer frame, foam aluminum sound absorbing plates and two foam aluminum sound absorbing plates, wherein the outer frame is filled with the foam aluminum sound absorbing plates and the two foam aluminum sound absorbing plates, the foam aluminum sound absorbing plates are clamped between the two foam aluminum sound absorbing plates, and the length of the foam aluminum sound absorbing plates along the vertical direction is longer than that of the foam aluminum sound absorbing plates along the vertical direction;
through adopting above-mentioned technical scheme, can be in the upper and lower two acoustic boards when whereabouts the cotton board for buffering in the two acoustic boards first contact, utilize the tip of cotton board for buffering to the acoustic board, reduce the impact of the acoustic board below to the acoustic board above, the security is higher.
Preferably, a limit rail is arranged on one side of the outer frame and in the foamed aluminum sound-absorbing plate close to the side, the cross section of the limit rail is isosceles trapezoid, the limit rail of the outer frame is clamped into the limit rail of the foamed aluminum sound-absorbing plate, a limit rib is integrally formed on the side face of the second clamping plate, and the limit rib is movably inserted into the limit rail of the outer frame when the sound-absorbing plate falls between the first clamping plate and the second clamping plate;
Through adopting above-mentioned technical scheme, spacing rib slides in the spacing rail, and restriction abatvoix can only slide from top to bottom between first cardboard and second cardboard, avoids the abatvoix to deviate from in from between first cardboard and the second cardboard, improves the security when the abatvoix drops down.
Preferably, the bearing plate mainly comprises a supporting plate, a limiting plate and an inclined plate, one end of the limiting plate is fixed at the upper end of the first clamping plate, the inclined plate is integrally formed at the upper end of the limiting plate, the inclined plate is inclined relative to the limiting plate and has an inclination angle of 30-60 degrees, the supporting plate is integrally formed at the upper end of the inclined plate, the supporting plate, the limiting plate and the auxiliary clamping plate are arranged in parallel, the distance between the supporting plate and the auxiliary clamping plate is larger than the distance between the limiting plate and the auxiliary clamping plate, and the transverse widths of the supporting plate, the limiting plate and the auxiliary clamping plate are larger than half of the width of the sound absorbing plate;
through adopting above-mentioned technical scheme, set up the hang plate at first can make backup pad and auxiliary splint's interval bigger, can load more acoustic boards, secondly can reduce the interval of limiting plate and auxiliary splint, make only one acoustic board can the landing, the limit acoustic board is adjacent to slide between first cardboard and the second cardboard, secondly the hang plate is the slope, can make the acoustic board can be smooth from the hang plate landing, avoid acoustic board to pile up, finally utilize limiting plate and auxiliary splint's restriction to make the acoustic board can accurately fall between first cardboard and second cardboard;
And the transverse width of backup pad, limiting plate and auxiliary splint is greater than half of the width of abatvoix, guarantees that the focus of abatvoix is located between backup pad, limiting plate and the auxiliary splint, can avoid the abatvoix to collapse left when placing the abatvoix.
Preferably, the fixing component comprises a cam, a clamping wheel part, clamping strips and a second screw rod, wherein the end part of the second screw rod is provided with the clamping wheel part, the cam is movably sleeved outside the clamping wheel part along the length direction of the second screw rod, the clamping strips are arranged in an outer circular array of the clamping wheel part, and the clamping strips are transversely and movably inserted into the inner side of the cam;
the first clamping plate is internally provided with fixing holes in an up-down linear array;
the second screw rod rotates to penetrate through the supporting rib, the fixing assembly movably penetrates through the second clamping plate when the supporting frame is in a vertical state, and the second screw rod threads penetrate into the fixing hole;
the second screw rod rotates to pass through the second clamping plate, and the second screw rod threads penetrate into the fixing hole;
the cam is arranged between the inner transverse moving plate and the inner fixing plate in the fixing assembly arranged on the supporting rib and the second clamping plate;
through adopting above-mentioned technical scheme, when rotatory second screw rod, can the screw thread penetrate in the fixed hole of using on the one hand, can realize that second cardboard and first cardboard are fixed each other, support rib and second cardboard are fixed these two effects each other simultaneously, on the other hand can drive the cam rotation, makes the cam promote interior sideslip board lateral shifting for interior sideslip board sticiss the abatvoix, improves the leakproofness that gives sound insulation.
Preferably, the front side threads of the base penetrate through two first screws, the two first screws penetrate through a lower supporting plate, the lower supporting plate is transversely arranged and parallel to the base, the upper end of the lower supporting plate contacts and supports a first clamping plate when the supporting frame rotates to incline, the lower end of the second clamping plate is provided with an inner through hole, and the first screws penetrate into the inner through hole when the supporting frame rotates to be vertical;
Through adopting above-mentioned technical scheme, utilize first screw thread to penetrate in the interior perforation on the one hand for second cardboard lower extreme is fixed by first screw, and cooperation supporting rib supports the second cardboard together, improves installation stability, and on the other hand utilizes the lower bolster to support the support frame wholly, makes the support frame wholly not need also can keep the inclination state continuously under the prerequisite of people's assistance, and the lower bolster can shelter from between two adjacent this devices, improves sound insulation and aesthetic property.
Preferably, the second clamping plate is hollow, and an auxiliary noise reduction plate is fixed in the second clamping plate;
through adopting above-mentioned technical scheme, when two this devices are installed side by side, supplementary noise reduction board keeps off in the middle of the abatvoix of controlling two this devices, improves sound insulation performance.
Preferably, an anti-drop block is fixed on one side of the second clamping plate, which is close to the inner transverse moving plate, the width and the height of the end part of the anti-drop block are respectively larger than those of the middle end, the middle end of the anti-drop block transversely and movably passes through the inner transverse moving plate, an inner groove is formed on one side of the inner transverse moving plate, which is close to the end part of the anti-drop block, the end part of the anti-drop block is movably clamped into the inner groove, and the depth of the inner groove is equal to the thickness of the anti-drop block;
through adopting above-mentioned technical scheme, the anticreep piece prevents that interior sideslip board from moving excessively and deviate from, limit the travel distance of interior sideslip board promptly, and when the tip activity card of anticreep piece is gone into in the inner groovy, the degree of depth of inner groovy equals the thickness of anticreep piece for the anticreep piece can fill in the inner groovy completely, avoids the anticreep piece to outstanding and hinder the acoustic celotex board and reciprocate.
Preferably, a T-shaped rib is fixed on one side of the first clamping plate, which is close to the second clamping plate, the vertical section of the T-shaped rib is T-shaped, and the T-shaped rib transversely and movably passes through the inner fixing plate and the inner transverse moving plate;
through adopting above-mentioned technical scheme, the sideslip orbit about the T type rib restriction first cardboard for first cardboard can block on the internal fixation board, can freely control the removal again simultaneously.
By adopting the technical scheme, the invention has the beneficial effects that:
According to the invention, the support frame is vertically fixed on the base through the support rib and the fixing component, the sound absorbing plate is vertically clamped in the support frame to form a noise reduction barrier, and the purpose of reducing noise on a municipal road and bridge construction site is realized conventionally by utilizing the sound absorbing plate to absorb sound and reduce noise;
the whole support frame is obliquely arranged during installation, so that the height of the upper end of the support frame is reduced, a conveyor can directly put the sound absorbing plate between the bearing plate and the auxiliary clamping plate, and the sound absorbing plate does not need to be put on the ground and then carried on the support frame by workers, so that the labor intensity is lower;
After the sound absorbing plate is placed, only the whole supporting frame is required to be pulled to a vertical state, so that the sound absorbing plate between the bearing plate and the auxiliary clamping plate directly slides down between the first clamping plate and the second clamping plate, the installation is more convenient, and the safety coefficient is higher;
When whole support frame and abatvoix are in vertically, can make the other end card of abatvoix go into between first cardboard and the second cardboard in another this device, make behind the first cardboard in another this device of horizontal drawing first cardboard and the second cardboard in another this device align and clip the abatvoix, improve the installation steadiness of abatvoix, interior sideslip board is close to the abatvoix simultaneously, guarantees the leakproofness between abatvoix and the support frame, guarantees the effect of making an uproar falls in giving sound insulation.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a perspective view of a first view of the present invention;
FIG. 2 is a partially enlarged schematic view of the portion A of FIG. 1;
FIG. 3 is a partially enlarged schematic view of the structure of the portion B of FIG. 1;
FIG. 4 is a partially enlarged schematic view of the structure of the portion C of FIG. 1;
FIG. 5 is a second perspective view of the present invention;
FIG. 6 is a partially enlarged schematic view of the structure of the portion D of FIG. 5;
FIG. 7 is a top view of the present invention;
FIG. 8 is a schematic cross-sectional view of the portion E-E of FIG. 7;
FIG. 9 is a partially enlarged schematic view of the structure of portion F of FIG. 7;
FIG. 10 is a side view of the present invention;
FIG. 11 is a schematic view of the cross-sectional structure at G-G of FIG. 10;
FIG. 12 is an enlarged partial schematic view of the H section of FIG. 11;
FIG. 13 is a schematic view showing the effects of a plurality of the structures of the present invention when spliced;
fig. 14 is a schematic structural view of the whole support frame rotated to a vertical state in the present invention.
Wherein: 1. a felt pad; 2. a sound absorbing panel; 201. an outer frame; 202. foamed aluminum sound-absorbing plate; 203. a cotton plate for buffering; 3. a bearing plate; 31. a support plate; 32. a limiting plate; 33. an inclined plate; 4. a first clamping plate; 5. a lower support plate; 6. a first screw; 7. a base; 8. a support rib; 9. a fixing hole; 10. a second clamping plate; 11. an inner traverse plate; 12. an auxiliary noise reduction plate; 13. an inner fixing plate; 14. a fixing assembly; 141. a cam; 142. a clamping wheel part; 143. clamping strips; 144. a second screw; 15. an anti-falling block; 16. an inner groove; 17. a limit rail; 18. an auxiliary clamping plate; 19. t-shaped ribs; 20. an inner perforation; 21. and a limit rib.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
Referring to fig. 1-14, a noise reduction barrier for municipal road and bridge construction comprises a base 7, a support frame and a sound absorbing plate 2;
Base 7: referring specifically to fig. 1, a support rib 8 is fixed on the upper side of the rear end of the base 7 by a screw, so that the base 7 can be embedded into the concrete of the ground;
A supporting frame: the structure of the support frame is shown in fig. 1, the support frame mainly comprises a first clamping plate 4, a second clamping plate 10, an inner transverse moving plate 11 and an inner fixing plate 13, the lower end of the second clamping plate 10 rotates in the upper end of the base 7 through a rotating shaft, when the second clamping plate 10 rotates to a vertical state, referring to fig. 14, the rear side of the second clamping plate 10 can abut against the upper end of the supporting rib 8, and a fixing component 14 is arranged between the supporting rib 8 and the second clamping plate 10 to keep the upper end of the supporting rib 8 and the second clamping plate 10 fixed;
The second clamping plate 10 is hollow and forms a tube shape, an auxiliary noise reduction plate 12 is fixed in the second clamping plate 10, the structure of the auxiliary noise reduction plate 12 filled in the second clamping plate 10 can be seen in fig. 1 and 12 in detail, and the auxiliary noise reduction plate 12 is made of foamed aluminum sound-absorbing plates;
The mounting structure between the second clamping plate 10 and the inner fixing plate 13 is as follows: referring to fig. 1, 11 and 12, an inner fixing plate 13 is welded and fixed on the front side of the second clamping plate 10, and the inner fixing plate 13 is vertical to the second clamping plate 10;
The mounting structure between the internal fixation plate 13 and the first clamping plate 4 is as follows: referring to fig. 5, 6 and 12, a T-shaped rib 19 is fixed on one side of the first clamping plate 4 close to the second clamping plate 10, the vertical section of the T-shaped rib 19 is in a T shape, the T-shaped rib 19 transversely moves through the inner fixing plate 13, and the inner fixing plate 13 and the first clamping plate 4 are mutually perpendicular;
the mounting structure between the first clamping plate 4 and the inner transverse moving plate 11 is as follows: referring to fig. 12, the T-shaped rib 19 on the first clamping plate 4 transversely moves through the inner transverse moving plate 11, and the first clamping plate 4 is perpendicular to the inner transverse moving plate 11;
The mounting structure between the inner transverse moving plate 11 and the second clamping plate 10 is as follows: referring to fig. 3 and 12, an anti-drop block 15 is fixed on one side of the second clamping plate 10, which is close to the inner traversing plate 11, the width and height dimensions of the end part of the anti-drop block 15 are respectively larger than those of the middle end, the middle end of the anti-drop block 15 transversely and movably passes through the inner traversing plate 11, the inner traversing plate 11 is mutually perpendicular to the second clamping plate 10, an inner groove 16 is arranged on one side of the inner traversing plate 11, which is close to the end part of the anti-drop block 15, the end part of the anti-drop block 15 is movably clamped into the inner groove 16, and the depth of the inner groove 16 is equal to the thickness of the anti-drop block 15;
Referring to fig. 11 and 12, the first clamping plate 4 and the second clamping plate 10 are arranged in parallel and have equal width, the second clamping plate 10 is internally provided with a fixing component 14, referring to fig. 5, 8 and 12, after the two transverse ends of the first clamping plate 4 and the second clamping plate 10 are aligned, the first clamping plate 4 and the second clamping plate 10 can be fixed by the fixing component 14, and the inner transverse moving plate 11 is also fixed by the fixing component 14 after being far away from the inner fixing plate 13, and then referring to fig. 1, the upper ends of the first clamping plate 4 and the second clamping plate 10 are respectively fixed with a bearing plate 3 and an auxiliary clamping plate 18;
Acoustic panel 2: as shown in fig. 1 and 4, the sound absorbing board 2 is configured in detail, the sound absorbing board 2 is mainly composed of an outer frame 201, foam aluminum sound absorbing boards 202 and buffering cotton boards 203, the outer frame 201 is filled with the buffering cotton boards 203 and two foam aluminum sound absorbing boards 202, the buffering cotton boards 203 are sandwiched between the two foam aluminum sound absorbing boards 202, the length of the buffering cotton boards 203 along the vertical direction is longer than the length of the foam aluminum sound absorbing boards 202 along the vertical direction, and the upper ends of the buffering cotton boards 203 extend out of the outer frame 201;
Referring to fig. 1, 5 and 14, the number of the sound-absorbing boards 2 is not less than two, and the sound-absorbing boards 2 are stacked between the bearing plate 3 and the auxiliary clamping plate 18 when the supporting frame is inclined, so that the sound-absorbing boards 2 can be arranged between the first clamping plate 4 and the second clamping plate 10 up and down when the supporting frame is vertical.
In this embodiment, referring to fig. 1, 4 and 9, a side of the outer frame 201 and a foamed aluminum sound-absorbing board 202 near the side are both provided with a limiting rail 17, the cross section of the limiting rail 17 is isosceles trapezoid, the limiting rail 17 of the outer frame 201 is clamped into the limiting rail 17 of the foamed aluminum sound-absorbing board 202, the side surface of the second clamping plate 10 is integrally formed with a limiting rib 21, and the limiting rib 21 is movably inserted into the limiting rail 17 of the outer frame 201 when the sound-absorbing board 2 falls between the first clamping plate 4 and the second clamping plate 10.
In this embodiment, referring to fig. 1, the supporting plate 3 is mainly composed of a supporting plate 31, a limiting plate 32 and an inclined plate 33, one end of the limiting plate 32 is welded and fixed at the upper end of the first clamping plate 4, the inclined plate 33 is integrally formed at the upper end of the limiting plate 32, the inclined plate 33 is inclined relative to the limiting plate 32 and has an inclination angle of 30-60 degrees, and optimally, 45 degrees, the supporting plate 31 is integrally formed at the upper end of the inclined plate 33, the supporting plate 31, the limiting plate 32 and the auxiliary clamping plate 18 are arranged in parallel, the distance between the supporting plate 31 and the auxiliary clamping plate 18 is greater than the distance between the limiting plate 32 and the auxiliary clamping plate 18, and the lateral widths of the supporting plate 31, the limiting plate 32 and the auxiliary clamping plate 18 are greater than half of the width of the sound absorbing plate 2.
In this embodiment, the fixing component 14 includes a cam 141, a clamping wheel portion 142, a clamping bar 143 and a second screw 144, the structure of the fixing component 14 is shown in fig. 2, the end portion of the second screw 144 is provided with the clamping wheel portion 142, the cam 141 is movably sleeved outside the clamping wheel portion 142 along the length direction of the second screw 144, the clamping bar 143 is arranged in an outer circular array of the clamping wheel portion 142, and the clamping bar 143 is transversely movably inserted in the inner side of the cam 141;
Referring to fig. 1, fixing holes 9 are arranged in the first clamping plate 4 in an up-down linear array;
Referring to fig. 1,2, 12 and 14, in the fixing assembly 14 mounted on the support rib 8, the second screw 144 rotates through the support rib 8, the fixing assembly 14 moves through the second clamping plate 10 when the support frame is in the vertical state, and the second screw 144 can be threaded into the fixing hole 9;
referring to fig. 1, 2, 12 and 14, in the fixing assembly 14 mounted on the second card 10, the second screw 144 rotates through the second card 10, and the second screw 144 is threaded into the fixing hole 9;
Referring to fig. 1, 2, 12 and 14, the cam 141 is located between the inner traverse plate 11 and the inner fixing plate 13 in the fixing assembly 14 mounted on the support rib 8 and mounted on the second card 10.
In this embodiment, referring to fig. 1 and 8, the front side of the base 7 is threaded through two first screws 6, the two first screws 6 are threaded through the lower support plate 5, the lower support plate 5 is transversely arranged and parallel to the base 7, the upper end of the support plate 5 contacts and supports the first clamping plate 4 when the support frame rotates to incline, the lower end of the second clamping plate 10 is provided with an inner through hole 20, and the first screws 6 are threaded into the inner through hole 20 when the support frame rotates to vertical, and referring to fig. 14 specifically.
Working principle:
when the sound-absorbing support is installed, referring to fig. 13, the base 7 can be embedded into the concrete track, and the lower support plate 5 is blocked in front of the concrete track to block the pits on the surface of the concrete track, so that the sound-absorbing support looks more attractive and can also block a part of sound from penetrating through the concrete track;
Before the acoustic panel is loaded, the lower support plate 5 is far away from the base 7 and the concrete track, the first clamping plate 4 is lapped on the lower support plate 5, so that the support frame is integrally inclined forwards, a vehicle for loading the acoustic panel 2 is arranged below the bearing plate 3, a worker stands in the vehicle to place the acoustic panel 2 between the bearing plate 3 and the auxiliary clamping plate 18, then the worker pushes the support frame backwards, another worker stands on the support frame backwards, so that the support frame rotates towards the vertical direction by inclination, at the moment, the acoustic panel 2 is influenced by gravity and slides freely along the inclined plate 33, the acoustic panel 2 slides to the middle of the first clamping plate 4 and the second clamping plate 10 under the limit of the limit plate 32 and the auxiliary clamping plate 18, and the limit ribs 21 are inserted into the limit rails 17, so that the acoustic panel 2 smoothly falls along the first clamping plate 4 and the second clamping plate 10 until the lowest acoustic panel 2 falls on the base 7 and the concrete track, the following sound absorbing boards 2 slide down in sequence according to the above, the upper sound absorbing board 2 falls on the lower sound absorbing board 2, the whole sound absorbing board 2 can be buffered by the buffering cotton board 203, the whole sound absorbing board 2 is arranged and then the supporting frame is directly pulled to be in a completely vertical state, at the moment, the first clamping board 4 and the second clamping board 10 in the left device are staggered leftwards, the left end of the sound absorbing board 2 is propped against the front of the second clamping board 10 in the left device backwards along with the whole supporting frame rotating to be in a vertical state, then the first clamping board 4 in the left device is pulled rightwards, the first clamping board 4 and the second clamping board 10 in the right device clamp the sound absorbing board 2 in the left device, then the first screw rod 6 and the second screw rod 144 in the left device are rotated, the first screw rod 6 is threaded into the inner through hole 20 to fix the second clamping board 10, the second screw 144 threads into the fixing hole 9 to fix the first clamping plate 4 and the second clamping plate 10 to each other, and the second clamping plate 10 is fixed on the supporting rib 8, meanwhile, the rotation of the second screw 144 also drives the cam 141 to rotate, and the cam 141 pushes the inner transverse moving plate 11 to the right, so that the inner transverse moving plate 11 is tightly pressed against the sound absorbing plate 2 in the right device, and the sound absorbing plate 2 can be clamped between the supporting frames in the left device and the right device in sequence.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (8)
1. The utility model provides a municipal road bridge construction is with making an uproar screen of falling which characterized in that: comprises a base (7), a supporting frame and a sound absorbing plate (2);
base (7): a supporting rib (8) is fixed on the upper side of the base (7);
A supporting frame: the support frame mainly comprises a first clamping plate (4), a second clamping plate (10), an inner transverse moving plate (11) and an inner fixing plate (13), wherein the lower end of the second clamping plate (10) rotates in the upper end of a base (7) through a rotating shaft, fixing components (14) are arranged at the upper end of a supporting rib (8) and in the second clamping plate (10), the second clamping plate (10) is fixed at the upper end of the supporting rib (8) through the fixing components (14) when rotating to a vertical state, the inner fixing plate (13) is fixed at the front side of the second clamping plate (10), the front end of the inner fixing plate (13) is transversely movably penetrated with the first clamping plate (4), the first clamping plate (4) is parallel to the second clamping plate (10) and is equal in width, the upper ends of the first clamping plate (4) and the second clamping plate (10) are aligned and then are fixed through the fixing components (14), the upper ends of the first clamping plate (4) and the second clamping plate (10) are respectively fixed with an auxiliary clamping plate (18), the inner transverse moving plate (11) is penetrated between the first clamping plate (4) and the inner transverse moving plate (11), the inner transverse moving plate (11) is fixed through a fixing assembly (14) after being far away from the inner fixing plate (13);
Acoustic panel (2): the number of the sound absorbing boards (2) is not less than two, the sound absorbing boards (2) are stacked between the bearing plate (3) and the auxiliary clamping plate (18) when the supporting frame is inclined, and the sound absorbing boards (2) are arranged between the first clamping plate (4) and the second clamping plate (10) up and down when the supporting frame is vertical;
The fixing assembly (14) comprises a cam (141), a clamping wheel part (142), clamping strips (143) and a second screw rod (144), the end part of the second screw rod (144) is provided with the clamping wheel part (142), the cam (141) is movably sleeved outside the clamping wheel part (142) along the length direction of the second screw rod (144), the clamping strips (143) are arranged on an outer circular array of the clamping wheel part (142), and the clamping strips (143) are transversely movably inserted in the inner side of the cam (141);
The first clamping plate (4) is internally provided with fixing holes (9) in an up-down linear array;
The second screw rod (144) rotates to penetrate through the supporting rib (8) in the fixing assembly (14) arranged on the supporting rib (8), the fixing assembly (14) movably penetrates through the second clamping plate (10) when the supporting frame is in a vertical state, and the second screw rod (144) is threaded into the fixing hole (9);
in a fixing assembly (14) mounted on the second clamping plate (10), the second screw (144) rotates to penetrate through the second clamping plate (10), and the second screw (144) is threaded into the fixing hole (9);
In a fixing assembly (14) mounted on the support rib (8) and on the second clamping plate (10), the cam (141) is located between the inner traversing plate (11) and the inner fixing plate (13).
2. The noise reduction barrier for municipal road and bridge construction according to claim 1, wherein: the sound absorbing board (2) mainly comprises an outer frame (201), foam aluminum sound absorbing boards (202) and buffering cotton boards (203), wherein the outer frame (201) is internally filled with the buffering cotton boards (203) and two foam aluminum sound absorbing boards (202), the buffering cotton boards (203) are clamped between the two foam aluminum sound absorbing boards (202), and the length of the buffering cotton boards (203) along the vertical direction is larger than that of the foam aluminum sound absorbing boards (202).
3. The noise reduction barrier for municipal road and bridge construction according to claim 2, wherein: the novel sound-absorbing plate is characterized in that a limit rail (17) is arranged on one side of the outer frame (201) and in the foam aluminum sound-absorbing plate (202) close to the side, the cross section of the limit rail (17) is isosceles trapezoid, the limit rail (17) of the outer frame (201) is clamped into the limit rail (17) of the foam aluminum sound-absorbing plate (202), a limit rib (21) is integrally formed on the side face of the second clamping plate (10), and the limit rib (21) is movably inserted into the limit rail (17) of the outer frame (201) when the sound-absorbing plate (2) falls between the first clamping plate (4) and the second clamping plate (10).
4. The noise reduction barrier for municipal road and bridge construction according to claim 1, wherein: the bearing plate (3) mainly comprises backup pad (31), limiting plate (32) and hang plate (33), the upper end at first cardboard (4) is fixed to the one end of limiting plate (32), the upper end integrated into one piece of limiting plate (32) has hang plate (33), hang plate (33) slope and inclination are between 30-60 relative limiting plate (32), the upper end integrated into one piece of hang plate (33) has backup pad (31), limiting plate (32) and auxiliary splint (18) three parallel arrangement, the distance of backup pad (31) and auxiliary splint (18) is greater than the distance of limiting plate (32) and auxiliary splint (18), the lateral width of backup pad (31), limiting plate (32) and auxiliary splint (18) is greater than half of the width of abatvoix (2).
5. The noise reduction barrier for municipal road and bridge construction according to claim 1, wherein: the front side screw thread of base (7) is passed there are two first screw rods (6), and two first screw rods (6) all screw threads pass lower backup pad (5), lower backup pad (5) transversely set up and with base (7) parallel, the support frame rotates to the upper end contact support first cardboard (4) of lower backup pad (5) under the slope, the lower extreme of second cardboard (10) is provided with interior perforation (20), first screw rod (6) screw thread penetrates in interior perforation (20) when the support frame rotates to vertically.
6. The noise reduction barrier for municipal road and bridge construction according to claim 1, wherein: the second clamping plate (10) is hollow, and an auxiliary noise reduction plate (12) is fixed in the second clamping plate (10).
7. The noise reduction barrier for municipal road and bridge construction according to claim 1, wherein: one side that second cardboard (10) is close to interior sideslip board (11) is fixed with anticreep piece (15), the width and the high size of the tip of anticreep piece (15) are greater than the width and the high size of well end respectively, the middle-end lateral movement of anticreep piece (15) passes interior sideslip board (11), one side that interior sideslip board (11) is close to anticreep piece (15) tip is provided with interior recess (16), in the tip activity card of anticreep piece (15) goes into interior recess (16), the degree of depth of interior recess (16) equals the thickness of anticreep piece (15).
8. The noise reduction barrier for municipal road and bridge construction according to claim 1, wherein: one side of the first clamping plate (4) close to the second clamping plate (10) is fixedly provided with a T-shaped rib (19), the vertical section of the T-shaped rib (19) is T-shaped, and the T-shaped rib (19) transversely movably passes through the inner fixing plate (13) and the inner transverse moving plate (11).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410501137.9A CN118065709B (en) | 2024-04-25 | 2024-04-25 | Noise reduction barrier for municipal road and bridge construction |
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| CN202410501137.9A CN118065709B (en) | 2024-04-25 | 2024-04-25 | Noise reduction barrier for municipal road and bridge construction |
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| CN118065709B true CN118065709B (en) | 2024-06-28 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212103722U (en) * | 2020-04-15 | 2020-12-08 | 成都伟腾环保科技有限公司 | Sound barrier for highway |
| CN215520366U (en) * | 2021-09-04 | 2022-01-14 | 云南仲都建设工程有限公司 | Noise prevention and control equipment for environmental protection engineering |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200201573Y1 (en) * | 2000-06-07 | 2000-11-01 | 주식회사한국건설관리공사 | Soundproofing walls for a road |
| FR3001992B1 (en) * | 2013-02-12 | 2015-03-06 | Coprodex Cie Des Produits D Extrusion | VERTICAL SCREEN SYSTEM |
| CN212772028U (en) * | 2020-07-10 | 2021-03-23 | 深圳市嘉鑫隆钢结构有限公司 | Noise elimination barrier is used in town road bridge construction |
| CN215564983U (en) * | 2021-05-27 | 2022-01-18 | 河北泽秀建筑安装工程有限公司 | Green construction is with device of making an uproar that falls |
| CN216406414U (en) * | 2021-09-29 | 2022-04-29 | 中建二局土木工程集团有限公司 | Sound insulation enclosure for construction in close-range area |
| CN220353579U (en) * | 2023-06-30 | 2024-01-16 | 江苏鼎尊建设工程有限公司 | Noise reduction barrier for municipal road and bridge construction |
| CN220565085U (en) * | 2023-08-24 | 2024-03-08 | 安徽璟森智能科技有限公司 | Noise reduction barrier for municipal construction |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212103722U (en) * | 2020-04-15 | 2020-12-08 | 成都伟腾环保科技有限公司 | Sound barrier for highway |
| CN215520366U (en) * | 2021-09-04 | 2022-01-14 | 云南仲都建设工程有限公司 | Noise prevention and control equipment for environmental protection engineering |
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