CN115354910A - Application method of noise reduction device for municipal engineering - Google Patents
Application method of noise reduction device for municipal engineering Download PDFInfo
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- CN115354910A CN115354910A CN202210955724.6A CN202210955724A CN115354910A CN 115354910 A CN115354910 A CN 115354910A CN 202210955724 A CN202210955724 A CN 202210955724A CN 115354910 A CN115354910 A CN 115354910A
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- 238000000034 method Methods 0.000 title claims abstract description 29
- 230000009467 reduction Effects 0.000 title claims abstract description 21
- 230000004888 barrier function Effects 0.000 claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 230000001681 protective effect Effects 0.000 claims description 26
- 230000009471 action Effects 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- 230000003044 adaptive effect Effects 0.000 claims description 4
- 229920000742 Cotton Polymers 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 238000005553 drilling Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 10
- 238000010276 construction Methods 0.000 abstract description 8
- 238000009413 insulation Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 206010040007 Sense of oppression Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/16—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts using prefabricated panel-like elements, e.g. wired frames
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
- E01F8/0017—Plate-like elements
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
- E01F8/0023—Details, e.g. foundations
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
- E04H17/20—Posts therefor
- E04H17/22—Anchoring means therefor, e.g. specially-shaped parts entering the ground; Struts or the like
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The invention discloses a use method of a noise reduction device for municipal engineering, and belongs to the technical field of municipal engineering. A noise reduction device for municipal engineering comprises a base, wherein the top of the base is provided with a barrier, the outer wall of one side of the barrier is provided with a first groove in a chiseled mode, a connecting mechanism is arranged in the first groove and comprises a plurality of connecting plates connected through hinges, a gap baffle is connected among the connecting plates, a second groove matched with the connecting mechanism is arranged at one end, away from the first groove, of the barrier in a chiseled mode, the connecting mechanism is movably inserted in the second groove, and a clamping mechanism matched with the connecting mechanism is arranged in the second groove; the invention enables the barriers to be quickly connected, improves the construction progress, can carry out simple position adjustment on the barriers in actual use, can flexibly adjust the placement of the barriers according to the layout environment, further enables the barriers to adapt to various working environments, enables the connection gaps to be compact, and is beneficial to improving the sound insulation effect.
Description
Technical Field
The invention relates to the technical field of municipal engineering, in particular to a noise reduction device for municipal engineering and a using method thereof.
Background
In recent years, urban environmental problems gradually become the focus of attention, urban roads are constructed in cities, serious noise pollution is brought to areas around the roads while urban traffic contradictions are relieved and traffic pressure is reduced, large noise is generated in the road construction process, and the noise pollution can be caused when the noise is not treated.
The protection and noise reduction structure for the municipal engineering is used for noise protection of the municipal engineering, is mainly suitable for noise protection of highway construction and express ways, is used for municipal facility construction engineering, and is used for various buildings, structures, equipment and the like which are arranged in urban areas and town planning construction ranges and provide paid or unpaid public products and services for residents based on government responsibility and obligation.
The function that sound was inhaled to current protective screen on the one hand is fallen and is fallen is relatively poor, and on the other hand, the gap is great and the dismouting is loaded down with trivial details each other when it carries out erection joint, and this has just resulted in falling the performance greatly reduced of making an uproar, and the efficiency that the protective screen carried on is slow moreover, can influence the construction progress, and the noise elimination protective screen specification on the market is mostly fixed line type simultaneously, and it can not carry out corresponding transform according to laying the environment.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a noise reduction device for municipal engineering and a using method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
the noise reduction device for the municipal engineering comprises a base, wherein a barrier is arranged at the top of the base, a first groove is formed in the outer wall of one side of the barrier in a chiseled mode, a connecting mechanism is arranged in the first groove and comprises a plurality of connecting plates connected through hinges, a gap baffle is connected between the connecting plates, a second groove matched with the connecting mechanism is formed in the end, away from the first groove, of the barrier in a chiseled mode, the connecting mechanism is movably inserted in the second groove, and a clamping mechanism matched with the connecting mechanism is arranged in the second groove.
Preferably, a plurality of the connecting plates include a first plate and a tail plate, at least two middle plates are connected between the first plate and the tail plate, the first plate is connected in a first groove in a sliding mode, first sliding blocks are connected to two sides of the outer wall of the first plate, a first sliding groove matched with the first sliding blocks is formed in the inner wall of the first groove, a first elastic element is connected between the first sliding blocks and the first sliding groove, and the tail plate is horizontally movably inserted in a second groove.
Preferably, the screens mechanism includes the screens pole of vertical activity grafting in the second recess, it has the third recess that is used for the screens pole to slide to open in the barrier, the top of screens pole is connected with carries the handle, the tailboard outer wall is opened and is dug there is the screens groove with screens pole matched with.
Preferably, the outer wall of the clamping rod is provided with an inclined plane matched with the tail plate, and the inclined plane is movably abutted against the tail plate.
Preferably, the outer wall of the clamping rod is connected with a second sliding block, a second sliding groove matched with the second sliding block is formed in the outer wall of the third groove in a chiseled mode, and a second elastic element is connected between the inner wall of the second sliding groove and the second sliding block.
Preferably, the protective screen internal rotation is connected with two first pivots, two first pivot outer wall all is connected with the synchronizing wheel, two be connected with the belt between the synchronizing wheel, and two first pivot outer wall first gear and second gear of fixedly connected with respectively, screens pole outer wall is connected with the first rack board with first gear engaged with, it has the second rack board with second gear intermeshing to go back sliding connection in the protective screen, second rack board offsets with the tailboard activity.
Preferably, sliding connection has the atress pole in the tailboard, the atress pole offsets with the screens pole activity, atress pole outer wall connection has the piston, it has the fourth recess that is used for the piston gliding to chisel in the tailboard, be provided with third elastic element between fourth recess inner wall and the piston, third elastic element's elasticity is less than second elastic element's elasticity, the cavity has still been seted up in the tailboard, be provided with the gasbag in the cavity, the gasbag passes through trachea and fourth recess intercommunication each other, still swing joint has the fagging in the cavity, fagging outer wall both sides offset with gasbag and second recess inner wall activity respectively.
Preferably, the gap baffle includes the U-shaped plate of connection at hinge pivot both ends, U-shaped plate outer wall both sides all are connected with the expansion plate, the one end that the U-shaped plate was kept away from to the expansion plate is connected with the third slider, the connecting plate outer wall is excavated there is the third spout with third slider matched with, be connected with fourth elastic element between third spout and the third slider.
Preferably, gap baffle, connecting plate and protective screen are composite sheet structure, and inside all is filled with inhales the sound cotton.
The invention also discloses a use method of the noise reduction device for municipal engineering, which comprises the following steps:
a) The method comprises the following steps When the barriers are required to be installed according to the arrangement environment, the two connected barriers are not required to be positioned in a straight line or tightly attached, the connecting plate in the first groove in one of the barriers is pulled out, the tail plate at the tail part of the connecting plate is horizontally inserted into the second groove in the other barrier, the connecting plates are adjusted in an adaptive manner and rotate at different angles respectively, and the gap baffle blocks a gap between the two adjacent connecting plates;
b) The method comprises the following steps When the tail plate is inserted into the second groove, the tail plate gradually abuts against the clamping rod, so that the clamping rod moves upwards under stress, the second elastic element stretches until the clamping rod is arranged above the clamping groove, the clamping rod is not extruded by the tail plate, and the clamping rod resets under the action of the second elastic element and enters the clamping groove to limit the clamping rod;
c) The method comprises the following steps When the clamping rod enters the clamping groove, the elastic force of the second elastic element is greater than that of the third elastic element, so that the clamping rod applies force to the stress rod, the stress rod moves after being stressed and drives the piston to move in the fourth groove, the third elastic element compresses, the piston presses air in the fourth groove into the air bag through the air pipe, the air bag expands and applies force to the supporting plate, the supporting plate is stressed to move outwards from the inner part of the cavity, and the supporting plate abuts against the inner wall of the second groove;
d) The method comprises the following steps When two barriers need to be separated, the handle is lifted through pulling, so that the handle drives the clamping rod to move upwards, the first rack plate is meshed with the first gear in the moving process of the clamping rod, the second gear synchronously rotates and is meshed with the second rack plate under the action of the synchronizing wheel and the belt, the second rack plate moves towards the second groove, and the tail plate located in the second groove at the moment is pushed, so that the tail plate is separated from the second groove.
Compared with the prior art, the invention provides a noise reduction device for municipal engineering, which has the following beneficial effects:
1. this municipal works are with falling device of making an uproar through the high-speed joint between the protective screen, can improve the construction progress, and a plurality of connecting plates can carry out simple and easy position adjustment to the protective screen when the in-service use, can be according to laying putting of this protective screen of environmental flexibility adjustment, and then make it adapt to multiple operational environment, and the gap baffle makes the joint gap closely knit, helps improving syllable-dividing effect.
2. This municipal works are with making an uproar device of falling connects two protective screens through setting up a plurality of connecting plates, makes a plurality of connecting plates carry out the adaptability adjustment according to laying the environment between two protective screens, need not to make two protective screens closely arrange or fixed setting.
3. This municipal works are with falling device of making an uproar, through screens pole to atress pole effort, move and drive the piston and remove in the fourth recess behind the atress of atress pole, the compression of third elastic element, the piston passes through in the trachea oppression advances the gasbag with the air in the fourth recess, the gasbag inflation is to the fagging effort, the fagging atress is moved to the outside by the cavity is inside, fagging and second recess inner wall offset, it is not hard up in the second recess to further avoid the tailboard, lead to connecting unstablely between two barriers.
4. This municipal works are with falling device of making an uproar, carry the handle through the pulling, make the handle drive the screens pole and move up, the in-process that the screens pole removed makes first rack board and first gear engagement, under the effect of synchronizing wheel and belt, the second gear synchronous rotation and with the meshing of second rack board, make the second rack board remove to the second recess, and promote the tailboard that is in the second recess at this moment, make tailboard and second recess break away from, make the disengaging process swift, laborsaving.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the structure of the barrier of the present invention.
Fig. 3 is a schematic structural diagram of a portion a in fig. 2 according to the present invention.
Fig. 4 is a schematic cross-sectional view of the barrier of the present invention.
Fig. 5 is a schematic structural diagram of a portion B in fig. 4 according to the present invention.
Fig. 6 is a schematic structural diagram of the part C in fig. 4 according to the present invention.
FIG. 7 is a schematic view of a positioning rod according to the present invention.
Fig. 8 is a schematic structural view of the coupling mechanism of the present invention.
Fig. 9 is a schematic cross-sectional view of the tailgate of the present invention.
Fig. 10 is a schematic cross-sectional view of the gap dam and the connecting plate according to the present invention.
In the figure: 1. a base; 2. a barrier; 201. a first groove; 202. a second groove; 203. a third groove; 3. a connecting plate; 301. a first plate; 3011. a first slider; 3012. a first chute; 3013. a first elastic element; 302. a middle plate; 303. a tail plate; 4. a gap baffle plate; 5. a position clamping rod; 501. lifting and pulling the handle; 502. a second slider; 503. a second chute; 504. a second elastic element; 6. a clamping groove; 7. a first rotating shaft; 701. a first gear; 702. a second gear; 8. a first rack plate; 9. a second rack plate; 10. a stress beam; 11. a piston; 12. a fourth groove; 121. a third elastic element; 13. an air bag; 14. a supporting plate; 15. a U-shaped plate; 16. a retractable plate; 161. a third slider; 162. a third chute; 163. a fourth elastic element; 17. and a synchronous wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-8, a noise reduction device for municipal engineering comprises a base 1, wherein a barrier 2 is arranged at the top of the base 1, a first groove 201 is formed in the outer wall of one side of the barrier 2 in a chiseled mode, a connecting mechanism is arranged in the first groove 201 and comprises a plurality of connecting plates 3 connected through hinges, a gap baffle 4 is connected between the connecting plates 3, a second groove 202 matched with the connecting mechanism is formed in one end, away from the first groove 201, of the barrier 2 in a chiseled mode, the connecting mechanism is movably inserted into the second groove 202, and a clamping mechanism matched with the connecting mechanism is arranged in the second groove 202.
When the protective screen 2 is installed according to the layout environment, two continuous protective screens 2 are not required to be in a straight line or tightly attached, the connecting plates 3 in the first grooves 201 in one of the protective screens 2 are pulled out, the connecting plates 3 are horizontally inserted into the second grooves 202 in the other protective screen 2, the connecting plates 3 are adjusted in adaptability and rotate different angles respectively, the gap baffle 4 blocks the gap between the two adjacent connecting plates 3, the construction progress can be improved through the quick connection between the protective screens 2, the connecting plates 3 can be adjusted in the simple position of the protective screen 2 in the actual use process, the barrier 2 can be flexibly adjusted according to the layout environment, the barrier 2 is further adaptive to various working environments, the gap baffle 4 enables the connecting gap to be compact, and the sound insulation effect is improved.
As a preferred technical scheme of the present invention, the plurality of connection plates 3 include a first plate 301 and a second plate 303, at least two middle plates 302 are connected between the first plate 301 and the second plate 303, the first plate 301 is slidably connected in the first groove 201, both sides of the outer wall of the first plate 301 are connected with first sliding blocks 3011, a first sliding slot 3012 matched with the first sliding block 3011 is drilled on the inner wall of the first groove 201, a first elastic element 3013 is connected between the first sliding block 3011 and the first sliding slot 3012, and the second plate 303 is horizontally movably inserted in the second groove 202; when the connecting plate 3 is pulled out, the first slider 3011 slides in the first chute 3012 to stabilize the movement of the link mechanism, and the first elastic element 3013 can restore the connecting plate 3.
As a preferable technical scheme of the invention, the clamping mechanism comprises a clamping rod 5 vertically and movably inserted in the second groove 202, a third groove 203 used for the sliding of the clamping rod 5 is drilled in the barrier 2, the top of the clamping rod 5 is connected with a lifting handle 501, and the outer wall of the tail plate 303 is drilled with a clamping groove 6 matched with the clamping rod 5.
Furthermore, the outer wall of the clamping rod 5 is provided with an inclined plane matched with the tail plate 303, and the inclined plane is movably abutted against the tail plate 303; so that the tail plate 303 can apply force to the clamping rod 5.
Further, a second sliding block 502 is connected to the outer wall of the blocking rod 5, a second sliding groove 503 matched with the second sliding block 502 is formed in the outer wall of the third groove 203 in a chiseled mode, and a second elastic element 504 is connected between the inner wall of the second sliding groove 503 and the second sliding block 502; the second slider 502 slides in the second sliding groove 503 to make the vertical movement of the position-locking rod 5 stable, and the setting of the second elastic element 504 makes the position-locking rod 5 automatically reset.
When the tail plate 303 is inserted into the second groove 202, the tail plate 303 gradually abuts against the position clamping rod 5, so that the position clamping rod 5 is forced to move upwards in the third groove 203, the second elastic element 504 stretches until the position clamping rod 5 is arranged above the position clamping groove 6, the position clamping rod 5 is not subjected to the extrusion acting force of the tail plate 303, and the position clamping rod 5 resets under the action of the second elastic element 504 and enters the position clamping groove 6 to limit the position clamping rod 5.
Example 2:
referring to fig. 4-9, a noise reduction device for municipal engineering is substantially the same as that in embodiment 1, further, a stress rod 10 is slidably connected in the tail plate 303, the stress rod 10 movably abuts against the clamping rod 5, a piston 11 is connected to an outer wall of the stress rod 10, a fourth groove 12 for sliding the piston 11 is formed in the tail plate 303, a third elastic element 121 is arranged between an inner wall of the fourth groove 12 and the piston 11, the elastic force of the third elastic element 121 is smaller than that of the second elastic element 504, a cavity is further formed in the tail plate 303, an air bag 13 is arranged in the cavity, the air bag 13 is communicated with the fourth groove 12 through an air pipe, a supporting plate 14 is also movably connected in the cavity, and two sides of an outer wall of the supporting plate 14 movably abut against inner walls of the air bag 13 and the second groove 202 respectively; when the clamping rod 5 enters the clamping groove 6, because the elastic force of the second elastic element 504 is greater than the elastic force of the third elastic element 121, the clamping rod 5 applies force to the stress rod 10, the stress rod 10 moves after being stressed and drives the piston 11 to move in the fourth groove 12, the third elastic element 121 is compressed, the piston 11 presses the air in the fourth groove 12 into the air bag 13 through the air pipe, the air bag 13 expands and applies force to the supporting plate 14, the supporting plate 14 is stressed and moves outwards from the inside of the cavity, the supporting plate 14 abuts against the inner wall of the second groove 202, the tail plate 303 is further prevented from loosening in the second groove 202, and unstable connection between the two barriers 2 is caused.
Example 3:
referring to fig. 7-10, a noise reduction device for municipal engineering is substantially the same as that in embodiment 2, further, two first rotating shafts 7 are rotatably connected to the barrier 2, synchronizing wheels 17 are connected to outer walls of the two first rotating shafts 7, a belt is connected between the two synchronizing wheels 17, first gears 701 and second gears 702 are fixedly connected to outer walls of the two first rotating shafts 7 respectively, first rack plates 8 meshed with the first gears 701 are connected to outer walls of the blocking rods 5, second rack plates 9 meshed with the second gears 702 are slidably connected to the interior of the barrier 2, and the second rack plates 9 are movably abutted to the tail plate 303; when two barriers 2 need to be separated, the handle is pulled to drive the clamping rod 5 to move upwards by pulling the lifting handle 501, the first rack plate 8 is meshed with the first gear 701 in the moving process of the clamping rod 5, the second gear 702 synchronously rotates and is meshed with the second rack plate 9 under the action of the synchronizing wheel 17 and the belt, the second rack plate 9 moves towards the second groove 202, the tail plate 303 in the second groove 202 is pushed, the tail plate 303 is separated from the second groove 202, and the separating process is labor-saving and rapid.
As a preferable technical scheme of the invention, the gap baffle 4 comprises a U-shaped plate 15 connected to two ends of a hinge shaft pin, two sides of the outer wall of the U-shaped plate 15 are both connected with a telescopic plate 16, one end of the telescopic plate 16 far away from the U-shaped plate 15 is connected with a third sliding block 161, the outer wall of the connecting plate 3 is provided with a third sliding groove 162 matched with the third sliding block 161 in a chiseled mode, and a fourth elastic element 163 is connected between the third sliding groove 162 and the third sliding block 161; make the connecting gap between the connecting plate 3 closely knit through gap baffle 4, help improving the effect that gives sound insulation, gap baffle 4 can be along with the deflection angle of connecting plate 3 at the during operation, and expansion plate 16 freely stretches out and draws back, makes expansion plate 16 keep away from the one end of U-shaped board 15 and laminates mutually with connecting plate 3 all the time, noise abatement's transmission.
As the preferred technical scheme of the invention, the gap baffles 4, the connecting plates 3 and the barriers 2 are all of composite plate structures, and sound-absorbing cotton is filled in the gap baffles, the connecting plates and the barriers; the sound absorption and noise reduction effects of the screen 2 are ensured.
Example 4
The application method of the noise reduction device for municipal engineering is characterized by comprising the following steps:
a) The method comprises the following steps When the protective screen 2 needs to be installed according to the arrangement environment, the two connected protective screens 2 do not need to be in a straight line or be tightly attached, the connecting plate 3 in the first groove 201 in one of the protective screens 2 is pulled out, the tail plate 303 at the tail part of the connecting plate 3 is horizontally inserted into the second groove 202 in the other protective screen 2, the connecting plates 3 are adjusted in an adaptive manner and rotate by different angles respectively, and the gap baffle 4 blocks the gap between the two adjacent connecting plates 3;
b) The method comprises the following steps When the tail plate 303 is inserted into the second groove 202, the tail plate 303 gradually abuts against the clamping rod 5, so that the clamping rod 5 is forced to move upwards, the second elastic element 504 stretches until the clamping rod 5 is arranged above the clamping groove 6, the clamping rod 5 is not extruded by the tail plate 303, the clamping rod 5 resets under the action of the second elastic element 504 and enters the clamping groove 6, and the clamping rod 5 is limited;
c) The method comprises the following steps When the clamping rod 5 enters the clamping groove 6, because the elastic force of the second elastic element 504 is greater than the elastic force of the third elastic element 121, the clamping rod 5 applies force to the stress rod 10, the stress rod 10 moves after being stressed and drives the piston 11 to move in the fourth groove 12, the third elastic element 121 compresses, the piston 11 presses the air in the fourth groove 12 into the air bag 13 through the air pipe, the air bag 13 expands and applies force to the supporting plate 14, the supporting plate 14 moves outwards under stress from the inner part of the cavity, and the supporting plate 14 abuts against the inner wall of the second groove 202;
d) The method comprises the following steps When two barriers 2 need to be separated, the handle drives the clamping rod 5 to move upwards by pulling the lifting handle 501, the first rack plate 8 is meshed with the first gear 701 in the process of moving the clamping rod 5, and the second gear 702 synchronously rotates and is meshed with the second rack plate 9 under the action of the synchronizing wheel 17 and the belt, so that the second rack plate 9 moves towards the second groove 202, and the tail plate which is positioned in the second groove 202 at the moment is moved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The noise reduction device for the municipal engineering comprises a base (1) and is characterized in that a barrier (2) is arranged at the top of the base (1), a first groove (201) is formed in the outer wall of one side of the barrier (2), a connecting mechanism is arranged in the first groove (201), the connecting mechanism comprises a plurality of connecting plates (3) which are connected through hinges, a gap baffle (4) is connected between the connecting plates (3), a second groove (202) matched with the connecting mechanism is formed in one end, away from the first groove (201), of the barrier (2), the connecting mechanism is movably inserted in the second groove (202), and a clamping mechanism matched with the connecting mechanism is arranged in the second groove (202);
the connecting plates (3) comprise a first plate (301) and a tail plate (303), at least two middle plates (302) are connected between the first plate (301) and the tail plate (303), the first plate (301) is connected in a first groove (201) in a sliding mode, first sliding blocks (3011) are connected to two sides of the outer wall of the first plate (301), a first sliding groove (3012) matched with the first sliding block (3011) is formed in the inner wall of the first groove (201), a first elastic element (3013) is connected between the first sliding block (3011) and the first sliding groove (3012), and the tail plate (303) is horizontally movably inserted into a second groove (202);
the gap baffle (4) comprises a U-shaped plate (15) connected to two ends of a hinge shaft pin, telescopic plates (16) are connected to two sides of the outer wall of the U-shaped plate (15), one ends, far away from the U-shaped plate (15), of the telescopic plates (16) are connected with third sliding blocks (161), third sliding grooves (162) matched with the third sliding blocks (161) are formed in the outer wall of the connecting plate (3), and fourth elastic elements (163) are connected between the third sliding grooves (162) and the third sliding blocks (161);
the clamping mechanism comprises a clamping rod (5) vertically and movably inserted into the second groove (202), a third groove (203) used for the sliding of the clamping rod (5) is formed in the barrier (2), the top of the clamping rod (5) is connected with a lifting handle (501), and a clamping groove (6) matched with the clamping rod (5) is formed in the outer wall of the tail plate (303) in a drilling mode;
the gap baffles (4), the connecting plates (3) and the barriers (2) are of composite plate structures, and sound-absorbing cotton is filled inside the gap baffles.
2. The noise reduction device for municipal engineering according to claim 1, wherein the outer wall of the clamping rod (5) is provided with an inclined surface matched with the tail plate (303), and the inclined surface is movably abutted against the tail plate (303).
3. The noise reduction device for municipal engineering according to claim 2, wherein a second sliding block (502) is connected to the outer wall of the position-locking rod (5), a second sliding groove (503) matched with the second sliding block (502) is formed in the outer wall of the third groove (203), and a second elastic element (504) is connected between the inner wall of the second sliding groove (503) and the second sliding block (502).
4. The noise reduction device for municipal engineering according to claim 3, wherein the barrier (2) is rotatably connected with two first rotating shafts (7), two outer walls of the first rotating shafts (7) are respectively connected with a synchronizing wheel (17), a belt is connected between the two synchronizing wheels (17), two outer walls of the first rotating shafts (7) are respectively fixedly connected with a first gear (701) and a second gear (702), the outer wall of the clamping rod (5) is connected with a first rack plate (8) meshed with the first gear (701), a second rack plate (9) meshed with the second gear (702) is further slidably connected in the barrier (2), and the second rack plate (9) is movably abutted to the tail plate (303).
5. The noise reduction device for municipal engineering according to claim 4, wherein the tail plate (303) is slidably connected with a stress rod (10), the stress rod (10) movably abuts against the clamping rod (5), the outer wall of the stress rod (10) is connected with a piston (11), a fourth groove (12) for the piston (11) to slide is drilled in the tail plate (303), a third elastic element (121) is arranged between the inner wall of the fourth groove (12) and the piston (11), the elastic force of the third elastic element (121) is smaller than that of the second elastic element (504), a cavity is further formed in the tail plate (303), an air bag (13) is arranged in the cavity, the air bag (13) is communicated with the fourth groove (12) through an air pipe, a supporting plate (14) is movably connected in the cavity, and two sides of the outer wall of the supporting plate (14) movably abut against the air bag (13) and the inner wall of the second groove (202) respectively.
6. The use method of the noise reduction device for municipal engineering according to claim 5, characterized by comprising the steps of:
a) The method comprises the following steps When the protective screen (2) is required to be installed according to the arrangement environment, the two connected protective screens (2) are not required to be in a straight line or tightly attached, the connecting plate (3) in the first groove (201) in one of the protective screens (2) is pulled out, the tail plate (303) at the tail part of the connecting plate (3) is horizontally inserted into the second groove (202) in the other protective screen (2), the connecting plates (3) are subjected to adaptive adjustment and rotate by different angles respectively, and the gap baffle (4) blocks a gap between the two adjacent connecting plates (3);
b) The method comprises the following steps When the tail plate (303) is inserted into the second groove (202), the tail plate (303) gradually abuts against the clamping rod (5) to enable the clamping rod (5) to move upwards under stress, the second elastic element (504) stretches until the clamping rod (5) is arranged above the clamping groove (6), the clamping rod (5) is not extruded by the tail plate (303), and the clamping rod (5) resets under the action of the second elastic element (504) and enters the clamping groove (6) to limit the clamping rod (5);
c) The method comprises the following steps When the clamping rod (5) enters the clamping groove (6), because the elastic force of the second elastic element (504) is greater than the elastic force of the third elastic element (121), the clamping rod (5) exerts force on the stress rod (10), the stress rod (10) moves after being stressed and drives the piston (11) to move in the fourth groove (12), the third elastic element (121) compresses, the piston (11) presses the air in the fourth groove (12) into the air bag (13) through the air pipe, the air bag (13) expands and exerts force on the supporting plate (14), the supporting plate (14) is stressed to move from the inner side of the cavity to the outer side, and the supporting plate (14) abuts against the inner wall of the second groove (202);
d) The method comprises the following steps When two barriers (2) need to be separated, the handle is pulled to pull the handle (501) to drive the clamping rod (5) to move upwards, the first rack plate (8) is meshed with the first gear (701) in the moving process of the clamping rod (5), the second gear (702) synchronously rotates and is meshed with the second rack plate (9) under the action of the synchronizing wheel (17) and the belt, the second rack plate (9) moves towards the second groove (202), and the tail plate (303) in the second groove (202) is pushed to separate the tail plate (303) from the second groove (202).
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| CN202210955724.6A CN115354910B (en) | 2021-09-28 | 2021-09-28 | Use method of noise reduction device for municipal engineering |
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| CN202210955724.6A CN115354910B (en) | 2021-09-28 | 2021-09-28 | Use method of noise reduction device for municipal engineering |
| CN202111144377.0A CN113846581B (en) | 2021-09-28 | 2021-09-28 | Noise reduction system for municipal engineering and use method thereof |
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| CN113846581B (en) * | 2021-09-28 | 2022-08-16 | 江苏一环集团有限公司 | Noise reduction system for municipal engineering and use method thereof |
| CN114704151B (en) * | 2022-04-29 | 2024-03-29 | 湖南华泰泓湘工程有限公司 | Road surface safety device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN113846581B (en) | 2022-08-16 |
| CN113846581A (en) | 2021-12-28 |
| CN115354910B (en) | 2024-01-02 |
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