CN116044247A - Road construction protective structure - Google Patents
Road construction protective structure Download PDFInfo
- Publication number
- CN116044247A CN116044247A CN202310209619.2A CN202310209619A CN116044247A CN 116044247 A CN116044247 A CN 116044247A CN 202310209619 A CN202310209619 A CN 202310209619A CN 116044247 A CN116044247 A CN 116044247A
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- sound
- sound insulation
- road construction
- sleeve rod
- absorbing
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- 238000010276 construction Methods 0.000 title claims abstract description 60
- 230000001681 protective effect Effects 0.000 title claims abstract description 14
- 238000009413 insulation Methods 0.000 claims abstract description 45
- 238000010521 absorption reaction Methods 0.000 claims abstract description 27
- 239000000758 substrate Substances 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000035882 stress Effects 0.000 description 12
- 230000009467 reduction Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000004417 polycarbonate Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Classifications
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
- E04B1/86—Sound-absorbing elements slab-shaped
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Acoustics & Sound (AREA)
- Electromagnetism (AREA)
- Environmental & Geological Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The invention belongs to the technical field of road construction protection, in particular to a road construction protection structure, which comprises a sound insulation assembly, a bottom plate and a plurality of outer protection units, wherein the sound insulation assembly is used for isolating the noise generated by a construction site from the inside and the outside, the bottom plate is used for fixing the sound insulation assembly and protecting the outer layer, an anti-collision energy-absorbing protection structure for the sound insulation assembly is formed among the plurality of outer protection units, rubber springs and elastic connecting pieces, and an anti-collision energy-absorbing protection structure for the sound insulation assembly is formed among the plurality of outer protection units, the rubber springs and the elastic connecting pieces. According to the invention, the hexagonal protective net is formed on the outer layer of the sound-proof wall by additionally arranging the outer protective unit, the rubber spring and the elastic connecting piece, so that the sound-proof wall has the characteristics of fine and compact structure, elastic energy absorption and crumple energy absorption, and can absorb impact force during collision by using kinetic energy deformation generated during collision, thereby providing excellent anti-collision protection for the outer layer of the sound-proof wall and ensuring the stability of a sound absorption structure.
Description
Technical Field
The invention relates to the technical field of road construction protection, in particular to a road construction protection structure.
Background
The road construction protective measures are generally to arrange protective fences on construction sites, and large construction sites are generally provided with surrounding barriers and are generally implemented together with safety protection facilities such as safety cone barrels, explosion flashlights and the like. The arrangement of the guard rail and the enclosure mainly plays a role in isolating the inside and outside of a construction site, plays a role in construction protection, and strengthens the safety protection of a construction road section.
Road construction noise is mainly caused by construction machinery, and the generated noise generally exceeds the critical value of national construction noise, so that the normal life and physical health of surrounding residents are affected. But traditional rail guard, enclose road construction protective structure such as fender can't solve construction noise pollution problem, and current noise pollution safeguard measure is set up the sound-proof wall, like the sound-proof wall on the overhead road, and the noise influence in the certain region of reduction, reduction that should give sound-proof wall set up can be fine. The prior sound insulation wall technology generally adopts a perforated plate sound absorption structure, is applied to a road construction protective guard and a fence, and can better solve the problem of construction noise, but the prior sound absorption structure of the perforated plate lacks an effective outer protection, so that the occupied area is large during road construction, traffic congestion is easy to cause, and traffic vehicles and the fence collide are easy to cause damage to the sound absorption structure, thereby influencing the noise reduction effect.
We have therefore proposed a road construction protection structure to solve the above problems.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a road construction protection structure, which solves the problems that the existing road construction protection perforated plate sound absorption structure lacks effective outer protection, occupies large area during road construction, is easy to cause traffic congestion, and is easy to cause collision between traffic vehicles and surrounding barriers, thereby causing damage to the sound absorption structure and influencing noise reduction effect.
(II) technical scheme
The invention adopts the following technical scheme for realizing the purposes:
a road construction protective structure, the road construction protective structure comprising:
the sound insulation assembly is used for isolating the noise generated by the construction site from the inside and the outside;
the bottom plate is used for fixing the sound insulation assembly and protecting the outer layer;
the outer protection units are uniformly arranged on the outer side wall of the bottom plate through a rubber spring respectively, the two adjacent outer protection units are connected in a universal way through an elastic connecting piece, and an anti-collision energy-absorbing protection structure for the sound insulation assembly is formed among the outer protection units, the rubber spring and the elastic connecting piece;
the whole regular hexagon structure that is of outer protection unit, the axial of elastic connection piece is unanimous with outer protection unit's diagonal direction.
Further, the sound insulation assembly is composed of a perforated sound absorption plate, a first sound absorption layer, a second sound absorption layer, a first sound insulation layer and a second sound insulation layer in sequence.
Further, the first sound-absorbing layer is a sound-absorbing fabric, the second sound-absorbing layer is an aluminum honeycomb core, the first sound-insulating layer is a sound-insulating cotton, and the second sound-insulating layer is a sound-insulating felt.
Further, the road construction protective structure further comprises an upright post and a base, wherein the upright post is an H-shaped steel upright post, the upright posts are fixed on the base at equal intervals, and the bottom plate is fixed between grooves of the two upright posts.
Further, the outer protection unit comprises a hexagonal energy-absorbing base plate, an energy-absorbing support piece and universal joints, wherein the hexagonal energy-absorbing base plate comprises an arch plate, the outer edge of the arch plate is connected with a hexagonal hollow concave plate, and the six corners of the hexagonal hollow concave plate are respectively provided with one universal joint;
the energy-absorbing support piece comprises an upper annular plate connected to the bottom of the arch plate, the bottom of the upper annular plate is connected with a stress barrel with a wall thickness from top to bottom being from large to small, and an energy-absorbing groove is formed in the outer wall of the stress barrel;
the bottom of stress tube and rubber spring's top fixed connection, the bottom of hexagon cavity indent board contacts with rubber spring's top.
Further, the elastic connecting piece comprises a sleeve, a first loop bar and a second loop bar, the lengths and the sizes of the first loop bar and the second loop bar are consistent, a middle hole channel matched with the first loop bar and the second loop bar is arranged in the sleeve, the first loop bar and the second loop bar are abutted in the middle hole channel, a plurality of buffer channels are circumferentially arranged on the periphery of the corresponding middle hole channel in the sleeve, the buffer channels are communicated with the middle hole channel through a sliding cavity, connecting parts matched with the sliding cavity are arranged on the first loop bar and the second loop bar, sliding blocks matched with the buffer channels in a sliding mode are arranged on the outer walls of the middle parts of the two connecting parts close to the sliding cavity, a spring for buffering is preset in the front and back of each buffer channel, and a sleeve plug matched with the buffer channel is arranged at the left end and the right end of the sleeve, and the outer ends of the first loop bar and the second loop bar are respectively connected with the opposite angles of the two adjacent outer protection units in a universal mode in the axial direction.
(III) beneficial effects
Compared with the prior art, the invention provides a road construction protection structure, which has the following beneficial effects:
according to the invention, the sound insulation wall technology is applied to the road construction protection structure, the influence of construction noise on surrounding areas can be reduced while road isolation protection is provided, nearby residents and pedestrians are prevented from being interfered by the construction noise, and the hexagonal protection net is formed on the outer layer of the sound insulation wall through the additionally arranged outer protection unit, the rubber spring and the elastic connecting piece, so that the sound insulation wall has the characteristics of fine and compact structure, elastic energy absorption and crumple energy absorption, and the impact force during collision can be absorbed by the generated kinetic energy deformation during collision, so that excellent anti-collision protection on the outer layer of the sound insulation wall is provided, and the stability of the sound absorption structure is ensured.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a septum assembly according to the present invention;
FIG. 3 is a schematic diagram of the structure of the outer protection unit in the present invention;
FIG. 4 is a schematic diagram showing a connection structure between an outer protection unit and an elastic connection member according to the present invention;
FIG. 5 is a cross-sectional view of an elastic connector of the present invention;
fig. 6 is a side view of a sleeve according to the present invention.
In the figure: 100. a sound isolation assembly; 101. perforated acoustic panels; 102. a first sound-absorbing layer; 103. a second sound-absorbing layer; 104. a first sound insulation layer; 105. a second sound insulation layer; 200. a bottom plate; 300. an outer protection unit; 301. hexagonal energy absorbing base plate; 3011. a arch plate; 3012. hexagonal hollow concave plate; 302. an energy absorbing support; 3021. an upper ring plate; 3022. a stress tube; 30221. an energy absorption groove; 303. a universal joint; 400. a rubber spring; 500. an elastic connection member; 501. a sleeve; 5011. a mesoporous channel; 5012. a buffer channel; 5013. a sliding chamber; 502. a first loop bar; 503. a second loop bar; 504. a connection part; 505. a sliding block; 506. a spring for buffering; 507. and (5) sleeving a plug.
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
As shown in fig. 1 to 6, one embodiment of the present invention provides a road construction protecting structure including a soundproof assembly 100, a base 200, a plurality of outer protecting units 300, a rubber spring 400, and an elastic connection member 500.
In order to solve the problem of construction noise pollution which cannot be solved by the traditional road construction protection guardrail, the invention adds the sound insulation assembly 100 on the traditional protection guardrail structure, the arrangement of the sound insulation assembly 100 mainly plays a role in isolating the noise generated in the construction site inside and outside, and the sound absorption and insulation are carried out through the sound insulation assembly 100, so that the influence of the noise generated in the construction site on the production and living of nearby residents is avoided.
In order to strengthen the foundation structure, the invention is provided with the bottom plate 200, the bottom plate 200 is used for fixing the sound insulation assembly 100, meanwhile, the bottom plate 200 can also play a role of protecting the outer layer of the sound insulation assembly 100, the bottom plate 200 can adopt a polycarbonate impact-resistant plate, also called a PC plate, which has the characteristics of impact resistance and flame retardance, the average sound insulation amount of the PC plate with the thickness of 6mm is 21.5dB, the sound insulation index is 24dB, the manufacture is convenient, and the invention has a certain sound insulation effect.
The sound-proof wall is built on the road construction site, so that the sound wave propagation has a remarkable additional attenuation, the noise influence in a certain area where a receiver is located is weakened, the design of the sound-proof wall can be easily realized in the prior art, and for example, an overhead sound-proof barrier is arranged on the periphery of the road construction site. However, the existing soundproof wall lacks effective protection, because the site construction occupies the road, the occurrence of the collision event of the soundproof wall is difficult, the soundproof wall without effective protection is vulnerable under the collision, therefore, the invention designs the road construction protection structure with a plurality of outer protection units 300 aiming at the lack of effective protection problem existing in the existing soundproof wall facilities, the plurality of outer protection units 300 are uniformly arranged on the outer side wall of the bottom plate 200 through one rubber spring 400 respectively, the adjacent two outer protection units 300 are connected in a universal way through the elastic connecting piece 500, the plurality of outer protection units 300, the rubber spring 400 and the elastic connecting piece 500 form the anti-collision energy absorption protection structure for the soundproof assembly 100, when one of the outer protection units 300 is stressed, the road construction protection structure with elastic energy absorption and crumpling energy absorption is stressed at first, the road construction protection structure capable of absorbing the impact force during the collision by the generated kinetic energy deformation, when the collision force is overlarge, the elastic connecting piece 500 connected with the corresponding outer unit 300 can be pulled, the elastic connecting piece 500 provides the buffer protection by the elastic performance, the corresponding noise reduction protection assembly can be guaranteed to the greatest extent under the occurrence of the collision, and the occurrence of the noise reduction effect of the corresponding to the road under the site can be further guaranteed under the condition that the impact is not damaged under the condition of the corresponding to the road, and the noise reduction assembly is further broken.
The outer protection unit 300 has a regular hexagonal structure as a whole, and the axial direction of the elastic connection member 500 is consistent with the diagonal direction of the outer protection unit 300; further, the length of the elastic connection member 500 is identical to the side length of the outer protection unit 300, the elastic connection member 500 and the outer protection unit 300 form a regular hexagonal protection net, the whole provides protection for road construction, the construction noise inside and outside the construction site is isolated, and meanwhile, the combination of the outer protection unit 300, the rubber spring 400 and the elastic connection member 500 further provides anti-collision protection for the sound insulation assembly 100.
As shown in fig. 2, in some embodiments, the acoustic baffle assembly 100 is comprised of a perforated acoustic panel 101, a first acoustic layer 102, a second acoustic layer 103, a first acoustic layer 104, and a second acoustic layer 105, in that order. Specifically, the first sound-absorbing layer 102 is a sound-absorbing fabric, and the sound-absorbing non-woven fabric can reduce the acoustic impedance of the perforated sound-absorbing plate 101 to the same level as the impedance of air, so that the sound waves are forced to pass through the non-woven fabric structure to generate friction, and the friction causes kinetic energy loss, thereby achieving the purposes of sound absorption and noise reduction; the second sound absorbing layer 103 is an aluminum honeycomb core, and when sound waves contact the metal surface, the sound waves enter holes of the honeycomb metal through diffuse reflection, so that the internal vibration of the metal converts the sound waves into heat energy, and the sound absorbing layer can play a sound absorbing role; the first sound insulation layer 104 is made of sound insulation cotton, the second sound insulation layer 105 is made of sound insulation felt, and the sound insulation cotton and the sound insulation felt are matched to achieve the purpose of bottom layer sound insulation, so that noise reduction and sound insulation are carried out on construction noise to the greatest extent; according to the invention, through the cooperation of the plurality of silencing layers and the sound insulation layer, the aim of isolating construction noise is integrally achieved, and nearby residents and pedestrians are prevented from being interfered by the construction noise.
In some embodiments, the road construction protective structure further comprises a stand and a base, the stand is an H-steel stand, the base is a concrete base, the stand is equidistantly fixed on the base, and the bottom plate 200 is fixed between the grooves of the two stands.
As shown in fig. 3 and 4, in some embodiments, the outer protection unit 300 includes a hexagonal energy absorbing substrate 301, an energy absorbing support 302 and a universal joint 303, the hexagonal energy absorbing substrate 301 includes a arch plate 3011, the outer edge of the arch plate 3011 is connected with a hexagonal hollow concave 3012, the arch plate 3011 and the hexagonal hollow concave 3012 are made of elastic materials, and have high impact resistance, toughness and aging resistance, the hexagonal hollow concave 3012 is provided with an energy absorbing groove, after the arch plate 3011 is pressed down by force, the arch plate 3011 generates stress deformation, the elastic properties of the arch plate 3011 and the hexagonal hollow concave 3012 are utilized to provide elastic energy absorption for the hexagonal energy absorbing substrate 301, six corners of the hexagonal hollow concave 3012 are respectively provided with a universal joint 303, the universal joint 303 is arranged to be connected with an elastic connector 500 conveniently, so that when the outer protection unit 300 is pressed down by a rubber spring 400, when the elastic connector 500 is pulled by the outer protection unit 300, a larger angular compensation capability is provided, and the elastic protection unit 300 and the elastic protection unit 400 can share the elastic stress concentration from the protection unit 300 when the rubber spring 400 is pressed down, and the protection unit can exert a better stress concentration effect.
The energy-absorbing support 302 includes the last annular slab 3021 that connects in the arched deck 3011 bottom, and the bottom of going up annular slab 3021 is connected with from the top down wall thickness by big to little stress cylinder 3022, is equipped with energy-absorbing groove 30221 on the outer wall of stress cylinder 3022, and the structural design of stress cylinder 3022 is similar to car energy-absorbing box, mainly plays the protection effect of collapsing energy-absorbing, effectively combines energy-absorbing support 302 and hexagon energy-absorbing base plate 301, makes the structure compacter, and the energy-absorbing effect is better.
The bottom of stress barrel 3022 is fixedly connected to the top end of rubber spring 400, and the bottom end of hexagonal hollow concave plate 3012 is in contact with the top end of rubber spring 400.
As shown in fig. 5 and fig. 6, in some embodiments, the elastic connection piece 500 includes a sleeve 501, a first sleeve rod 502 and a second sleeve rod 503, the lengths and sizes of the first sleeve rod 502 and the second sleeve rod 503 are consistent, a middle hole channel 5011 matched with the first sleeve rod 502 and the second sleeve rod 503 is arranged in the sleeve 501, the first sleeve rod 502 and the second sleeve rod 503 are abutted in the middle hole channel 5011, a plurality of buffer channels 5012 are circumferentially arranged in the sleeve 501 corresponding to the periphery of the middle hole channel 5011, the buffer channels 5012 are communicated with the middle hole channel 5011 through a sliding cavity 5013, connecting parts 504 matched with the sliding cavity 5013 are arranged on the first sleeve rod 502 and the second sleeve rod 503, sliding blocks 505 matched with the buffer channels 5012 in a sliding manner are arranged on the middle outer walls of the two connecting parts 504 close to the sliding cavity 5013, a spring 506 for buffering is preset in front and back of each buffer channel 5012, a pair of opposite angle protection units 300 are respectively arranged at the left and right ends and the sleeve 501 and the opposite sides of the sleeve units of the first sleeve rod 502 and the second sleeve rod 503; when the first loop bar 502 or the second loop bar 503 receives axial tension, the loop bars slide towards the stress direction to drive the sliding block 505 on the loop bars to slide in the buffer channel 5012, the sliding block 505 can squeeze the buffer spring 506 in the sliding process, and when one of the two loop bars receives axial tension, the buffer springs 506 arranged front and back in the buffer channel 5012 receive certain pressure, and the buffer spring 506 is utilized to buffer the impact force.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a road construction protective structure which characterized in that: the road construction protection structure includes:
a sound insulation assembly (100), wherein the sound insulation assembly (100) is used for isolating the noise generated by a construction site from the inside and the outside;
-a base plate (200), said base plate (200) being for fixing the acoustic insulation assembly (100) to an outer layer;
the anti-collision energy-absorbing protection structure for the sound insulation assembly (100) comprises a plurality of outer protection units (300), a plurality of rubber springs (400) and a plurality of elastic connecting pieces (500), wherein the outer protection units (300) are uniformly arranged on the outer side wall of the bottom plate (200) through the rubber springs (400) respectively, the two adjacent outer protection units (300) are connected in a universal mode through the elastic connecting pieces (500), and the anti-collision energy-absorbing protection structure for the sound insulation assembly (100) is formed among the outer protection units (300), the rubber springs (400) and the elastic connecting pieces (500);
the whole outer protection unit (300) is of a regular hexagon structure, and the axial direction of the elastic connecting piece (500) is consistent with the diagonal direction of the outer protection unit (300).
2. The road construction protecting structure according to claim 1, wherein: the sound insulation assembly (100) is composed of a perforated sound absorption plate (101), a first sound absorption layer (102), a second sound absorption layer (103), a first sound insulation layer (104) and a second sound insulation layer (105) in sequence.
3. The road construction protecting structure according to claim 2, wherein: the first sound absorbing layer (102) is sound absorbing fabric, the second sound absorbing layer (103) is an aluminum honeycomb core, the first sound insulating layer (104) is sound insulating cotton, and the second sound insulating layer (105) is a sound insulating felt.
4. The road construction protecting structure according to claim 1, wherein: the road construction protective structure further comprises upright posts and a base, wherein the upright posts are H-shaped steel upright posts, the upright posts are fixed on the base at equal intervals, and the bottom plate (200) is fixed between grooves of the two upright posts.
5. The road construction protecting structure according to claim 1, wherein: the outer protection unit (300) comprises a hexagonal energy absorption substrate (301), an energy absorption support piece (302) and universal joints (303), wherein the hexagonal energy absorption substrate (301) comprises an arch plate (3011), a hexagonal hollow concave plate (3012) is connected to the outer edge of the arch plate (3011), and each of six corners of the hexagonal hollow concave plate (3012) is provided with one universal joint (303);
the energy-absorbing support piece (302) comprises an upper annular plate (3021) connected to the bottom of the arch plate (3011), a stress barrel (3022) with a wall thickness from top to bottom being small is connected to the bottom of the upper annular plate (3021), and an energy-absorbing groove (30221) is formed in the outer wall of the stress barrel (3022);
the bottom of stress tube (3022) is fixedly connected with the top of rubber spring (400), the bottom of hexagon cavity indent board (3012) and the top contact of rubber spring (400).
6. The road construction protecting structure according to claim 1, wherein: the elastic connecting piece (500) comprises a sleeve (501), a first sleeve rod (502) and a second sleeve rod (503), the lengths and the sizes of the first sleeve rod (502) and the second sleeve rod (503) are consistent, a middle hole channel (5011) matched with the first sleeve rod (502) and the second sleeve rod (503) is arranged in the sleeve (501), the first sleeve rod (502) and the second sleeve rod (503) are abutted in the middle hole channel (5011), a plurality of buffer channels (5012) are circumferentially arranged at the periphery of the corresponding middle hole channel (5011) in the sleeve (501), a plurality of buffer channels (5012) are communicated with the middle hole channel (5011) through a sliding cavity (5013), connecting parts (504) matched with the sliding cavity (5013) are arranged on the first sleeve rod (502) and the second sleeve rod (503), buffer blocks (505) matched with the buffer channels (5012) are arranged on the middle outer walls of the two connecting parts (504) close to the sliding cavity (5013), a plurality of buffer channels (506) are arranged at the front end of each buffer channel (501) and are matched with one buffer channel (5012), the outer ends of the first sleeve rod (502) and the second sleeve rod (503) are respectively and universally connected with the axial opposite angles of the two adjacent outer protection units (300).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310209619.2A CN116044247A (en) | 2023-03-07 | 2023-03-07 | Road construction protective structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310209619.2A CN116044247A (en) | 2023-03-07 | 2023-03-07 | Road construction protective structure |
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| Publication Number | Publication Date |
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| CN116044247A true CN116044247A (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310209619.2A Pending CN116044247A (en) | 2023-03-07 | 2023-03-07 | Road construction protective structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116677079A (en) * | 2023-06-08 | 2023-09-01 | 重庆交通大学 | Assembled honeycomb building of quick construction |
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2023
- 2023-03-07 CN CN202310209619.2A patent/CN116044247A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116677079A (en) * | 2023-06-08 | 2023-09-01 | 重庆交通大学 | Assembled honeycomb building of quick construction |
| CN116677079B (en) * | 2023-06-08 | 2024-03-12 | 重庆交通大学 | Assembled honeycomb building of quick construction |
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