CN216108236U - Reinforcing block and dividing strip suitable for anti-collision guardrail and anti-seepage geotextile are connected - Google Patents
Reinforcing block and dividing strip suitable for anti-collision guardrail and anti-seepage geotextile are connected Download PDFInfo
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- CN216108236U CN216108236U CN202121830072.0U CN202121830072U CN216108236U CN 216108236 U CN216108236 U CN 216108236U CN 202121830072 U CN202121830072 U CN 202121830072U CN 216108236 U CN216108236 U CN 216108236U
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Abstract
The utility model provides a reinforcing block and a dividing strip suitable for connecting an anti-collision guardrail and impermeable geotextile, and relates to the technical field of municipal traffic engineering; the reinforcing block is of a platform structure with horizontal upper and lower bottom surfaces, and the upper bottom surface of the reinforcing block is provided with a positioning hole penetrating through the platform structure, and the positioning hole is used for positioning and fixing the anti-collision guardrail; the periphery of the side wall of the positioning hole is provided with a waterproof structure which is arranged in a stacked mode, and the waterproof structure sequentially comprises an anti-seepage geotextile layer, an asphalt waterproof layer and a cement mortar plastering layer along the radial direction of the positioning hole to the central axis direction of the positioning hole; the aperture size formed by enclosing the cement mortar plastering layer is adaptive to the size of the anti-collision guardrail; the waterproof structure can effectively prevent the connecting part of the anti-collision guardrail and the anti-seepage geotextile from being damaged, so that the separation belt seeps into the roadbed underwater to influence the use performance of the roadbed; according to the utility model, the mode that the anti-collision guardrail is simply penetrated into the anti-seepage geotextile is improved, the anti-collision guardrail and the anti-seepage geotextile are connected with the reinforcing blocks, the underwater seepage of the separation belt is effectively prevented, and the stability of the roadbed is improved.
Description
Technical Field
The utility model relates to the technical field of municipal traffic engineering, in particular to a reinforcing block and a dividing strip suitable for connecting an anti-collision guardrail and impermeable geotextile.
Background
The reinforcing blocks are arranged at the positions of the subbase layers of the anti-collision guardrails to ensure that the anti-collision guardrails are tightly connected with the anti-seepage geotextile. The anti-collision guardrail is a continuous structure which is formed by splicing corrugated steel guardrail plates and is supported by a main column, and can be divided into a roadside guardrail and a central division belt guardrail according to the arrangement position. The anti-seepage geotextile is an anti-seepage material for earthwork which is compounded by taking a plastic film as an anti-seepage base material and non-woven fabrics. When the anti-collision guardrail is arranged on the middle zone and the dividing zones on the two sides, the bottom of the anti-collision guardrail needs to be arranged on the roadbed for reaching the designed buried depth, the anti-seepage geotextile arranged on the top surface of the subbase layer cannot be punctured, once the anti-seepage geotextile is punctured, the anti-seepage effect is greatly reduced, the dividing zones seep to the roadbed underwater, and the severity cannot be ignored. If strengthen the processing to anticollision barrier and prevention of seepage geotechnological cloth junction, both guaranteed both zonulae occludens and prevent that geotechnological cloth from piercing the destruction again.
As shown in fig. 1, no measure is taken at the joint of the anti-collision guardrail and the impermeable geotextile in the prior art, and the anti-collision guardrail directly penetrates through the impermeable geotextile to make the bottom of the anti-collision guardrail extend into the roadbed to reach the designed burial depth. In the actual construction process, after the impermeable geotextile is punctured, the water of the separation belt permeates the bottom base layer part, if the treatment is not carried out in time, the pavement structure layer is easy to damage after the treatment is carried out; under severe conditions, the water in the separation zone seeps from the subbase layer to the bottom of the roadbed, the overall stability of the roadbed is damaged, the service life of the road is influenced, and the driving safety of a driver is also influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a reinforcing block and a dividing strip suitable for connecting an anti-collision guardrail and anti-seepage geotextile, and aims to solve the technical problems that in the prior art, the anti-seepage geotextile is penetrated by the anti-collision guardrail to cause that water in the dividing strip seeps to an underlayer for a long time, the integral stability of a pavement structure layer and a roadbed is damaged, and the service life of a road and the driving safety are influenced; make anticollision barrier and seepage-proofing geotechnological cloth have not infiltration zonulae occludens through setting up the reinforcement piece, prevent fully that ponding from infiltrating to subbase and road bed down, ensure road bed stability.
In order to achieve the above purpose, the utility model provides the following technical scheme: a reinforcing block suitable for connecting an anti-collision guardrail and impermeable geotextile is arranged to be of a platform structure;
defining the vertical direction as the up-down direction, wherein the upper bottom surface and the lower bottom surface of the platform structure are horizontal, and a positioning hole penetrating to the lower bottom surface of the platform structure along the vertical direction is formed in the upper bottom surface; the positioning hole is used for positioning and fixing the anti-collision guardrail;
the periphery of the side wall of the positioning hole is provided with a waterproof structure which is arranged in a stacked mode, and the waterproof structure sequentially comprises an anti-seepage geotextile layer, an asphalt waterproof layer and a cement mortar plastering layer along the radial direction of the positioning hole to the central axis direction of the positioning hole; the aperture size that the inboard cement mortar plastering layer of locating hole encloses to close and constitutes is adapted to the size of anticollision barrier.
Furthermore, a first sealing structure and a second sealing structure are arranged on the reinforcing block, and are respectively arranged at the upper end and the lower end of the inner side of the positioning hole and are arranged along the periphery of the positioning hole; the first sealing structure and the second sealing structure are partially embedded in the cement mortar plastering layer, partially protrude out of the cement mortar plastering layer and extend towards the central axis direction of the positioning hole, and the parts of the first sealing structure and the second sealing structure protruding out of the cement mortar plastering layer are arranged into elastic structures; the elastic structure is in interference fit with the outer wall of the anti-collision guardrail.
Further, the reinforcing block is buried in an underlayer of the road, and the thickness of the reinforcing block is equal to that of the underlayer.
Further, the reinforcing blocks are arranged in a cuboid shape and obtained by casting C30 concrete in a preset reinforcing block template and removing the reinforcing block template when the curing strength of the C30 concrete in the reinforcing block template reaches 75% of the design strength.
Furthermore, the positioning hole is formed in the center of the rectangular reinforcing block and is a cylindrical hole.
Further, the first sealing structure and the second sealing structure are both rubber sealing rings.
Further, the thickness of the cement mortar plastering layer is 2 cm.
Further, the length of the reinforcing block is 50cm, and the width of the reinforcing block is 40 cm; the diameter of the cylindrical hole is 20 cm.
The utility model also aims to provide a separation belt, wherein the anti-collision guardrail and the anti-seepage geotextile in the separation belt are reinforced and connected by the reinforcing blocks which are suitable for connecting the anti-collision guardrail and the anti-seepage geotextile.
Furthermore, a waterproof structure arranged in the positioning hole in the reinforcing block extends to the joint position of the subbase layer and the base layer.
According to the technical scheme, the technical scheme of the utility model has the following beneficial effects:
the utility model provides a reinforcing block and a dividing strip suitable for connecting an anti-collision guardrail and impermeable geotextile, and relates to the technical field of municipal traffic engineering; the reinforcing block is arranged into a platform structure, the upper bottom surface and the lower bottom surface of the platform structure are horizontal, a positioning hole penetrating to the lower bottom surface of the platform structure along the vertical direction is formed in the upper bottom surface of the platform structure, and the positioning hole is used for positioning and fixing the anti-collision guardrail; the periphery of the side wall of the positioning hole is provided with a waterproof structure which is arranged in a stacked mode, and the waterproof structure sequentially comprises an anti-seepage geotextile layer, an asphalt waterproof layer and a cement mortar plastering layer along the radial direction of the positioning hole to the central axis direction of the positioning hole; the aperture size formed by enclosing the cement mortar plastering layer on the inner side of the positioning hole is adaptive to the size of the anti-collision guardrail; waterproof construction can effectively prevent that anticollision barrier and prevention of seepage geotechnological cloth junction from having the damage, leads to separating the area and oozes to the road bed under water, influences road bed performance.
According to the utility model, the connection form of the anti-collision guardrail and the anti-seepage geotextile is optimized on the basis of the prior art, the simple mode of penetrating the anti-collision guardrail into the anti-seepage geotextile is improved into the reinforcing block for connecting and reinforcing the anti-collision guardrail and the anti-seepage geotextile, the underwater seepage of the separation belt is effectively prevented on the premise of ensuring the tight connection of the anti-collision guardrail and the anti-seepage geotextile, the anti-seepage geotextile is prevented from being penetrated and damaged, and the integral stability of a pavement structure layer and a roadbed is not damaged; and because the reinforcing block has high-strength durable stability, the waterproof structure further avoids the possibility of water permeation along the reinforcing block; in addition, the reinforcing block further sets up first seal structure and second seal structure, blocks the possibility that the separation area water along following crash barrier infiltration.
According to the utility model, by arranging the reinforcing blocks, the technical problems that the service life of a road and the driving safety are influenced due to the fact that the integral stability of a pavement structure layer and a roadbed is damaged and the road safety is maintained as the water of the separation belt is infiltrated to the underlayer for a long time due to the fact that the anti-seepage geotextile is penetrated by the anti-collision guardrail are effectively solved, and the safety of the road is maintained.
It should be understood that all combinations of the foregoing concepts and additional concepts described in greater detail below can be considered as part of the inventive subject matter of the present disclosure unless such concepts are mutually inconsistent.
The foregoing and other aspects, embodiments and features of the present teachings can be more fully understood from the following description taken in conjunction with the accompanying drawings. Additional aspects of the present invention, such as features and/or advantages of exemplary embodiments, will be apparent from the description which follows, or may be learned by practice of specific embodiments in accordance with the teachings of the present invention.
Drawings
The drawings are not intended to be drawn to scale. In the drawings, each identical or nearly identical component that is illustrated in various figures may be represented by a like numeral. For purposes of clarity, not every component may be labeled in every drawing. Embodiments of various aspects of the present invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic view of a joint between an anti-collision guardrail and impermeable geotextile in the prior art;
FIG. 2 is a schematic view of a connecting reinforcing block of the anti-collision guardrail and the impermeable geotextile;
fig. 3 is a large view of a reinforcing block of the present invention.
In the figure, the specific meaning of each mark is:
1-reinforcing blocks, 2-positioning holes, 3-base layer, 4-impermeable geotechnical cloth layer, 5-asphalt waterproof layer, 6-cement mortar plastering layer, 7-asphalt surface layer, 8-base layer, 9-roadbed, 10-filling greening and 11-anti-collision guardrail.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model without any inventive step, are within the scope of protection of the utility model. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs.
The use of "first," "second," and similar terms in the description and claims of the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Similarly, the singular forms "a," "an," or "the" do not denote a limitation of quantity, but rather denote the presence of at least one, unless the context clearly dictates otherwise. The terms "comprises," "comprising," or the like, mean that the elements or items listed before "comprises" or "comprising" encompass the features, integers, steps, operations, elements, and/or components listed after "comprising" or "comprising," and do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. "upper", "lower", "left", "right", and the like are used only to indicate relative positional relationships, and when the absolute position of the object to be described is changed, the relative positional relationships may also be changed accordingly.
Based on the fact that no measure is taken at the joint of the anti-collision guardrail 11 and the anti-seepage geotextile in the prior art, the anti-collision guardrail 11 directly penetrates through the anti-seepage geotextile to make the bottom of the anti-collision guardrail extend into the roadbed to reach the designed buried depth, the connection mode leads the separation zone water to seep down to the bottom base layer 3 along the punctured part of the anti-seepage geotextile, and the pavement structure layer is damaged in the past, so that the overall stability of the roadbed 9 is damaged, and the service life of a road and the driving safety of a driver are influenced. The utility model aims to disclose a reinforcing block and a dividing strip suitable for connecting an anti-collision guardrail and impermeable geotextile, wherein the anti-collision guardrail 11 and the impermeable geotextile are connected with the reinforcing block 1 by improving a simple manner of penetrating the anti-collision guardrail 11 into the impermeable geotextile, and the connection manner effectively prevents the dividing strip from infiltration.
The reinforcing blocks and the dividing strips suitable for connecting the crash barrier and the impermeable geotextile of the present invention will be further specifically described with reference to the accompanying drawings.
The utility model discloses a reinforcing block 1 suitable for connecting an anti-collision guardrail and impermeable geotextile, which is arranged into a platform structure; defining the vertical direction as the up-down direction, the upper bottom surface and the lower bottom surface of the platform structure are horizontal, a positioning hole 2 penetrating to the lower bottom surface of the platform structure along the vertical direction is arranged on the upper bottom surface, and the positioning hole 2 is used for positioning and fixing an anti-collision guardrail 11; during the use, anticollision barrier 11 runs through locating hole 2 and the bottom stretches into road bed 9 and reaches the design buried depth.
In order to achieve the purpose of preventing the separation belt from seeping underwater by connecting the fixing block 1 with the anti-collision guardrail 11, the periphery of the side wall of the positioning hole 2 is provided with a waterproof structure which is arranged in a stacking way, and the waterproof structure prevents the connection part of the anti-collision guardrail 11 and the anti-seepage geotextile from being damaged, so that the separation belt seeps underwater to the roadbed 9 and the service performance of the roadbed 9 is influenced; specifically, the waterproof structure sequentially comprises an impermeable geotechnical cloth layer 4, an asphalt waterproof layer 5 and a cement mortar plastering layer 6 from the radial direction of the positioning hole 2 to the central axis direction thereof, and the aperture size formed by enclosing the cement mortar plastering layer 6 on the inner side of the positioning hole 2 is adaptive to the size of the anti-collision guardrail 11; namely, the cross-sectional shape of the anti-collision guardrail 11 along the extending direction is the same as the cross-sectional shape of the cement mortar plastering layer 6 along the axial direction of the positioning hole, the size is adaptive, the outer wall of the anti-collision guardrail 11 is in gapless fit with the cement mortar plastering layer 6, and then the separation belt water cannot seep downwards along the fit part. In some embodiments, the waterproof structure is also provided as a waterproof coating or a water-retaining sealing structure for connecting the interfaces, so as to achieve the purpose of preventing the separation belt from infiltration.
In the specific embodiment, in order to further ensure that the separation water cannot seep downwards along the joint of the anti-collision guardrail 11 and the waterproof structure, the reinforcing block 1 is provided with a first sealing structure and a second sealing structure, and the first sealing structure and the second sealing structure are respectively arranged at the upper end and the lower end of the inner side of the positioning hole 2 and are arranged along the circumference of the positioning hole 2; first seal structure and second seal structure all part are buried underground in cement mortar plastering layer 6, partial protrusion extends in cement mortar plastering layer 6 and to 2 central axis directions of locating hole to first seal structure and second seal structure protrusion set up to elastic structure in the part of cement mortar plastering layer 6, this elastic structure and 11 outer wall interference fit of crash barrier. The small gap between the anti-collision guardrail 11 and the cement mortar plastering layer 6 is sealed in a mode that the elastic structure is deformed in interference fit with the anti-collision guardrail 11, and the sealing connection between the anti-collision guardrail 11 and the anti-seepage geotechnical cloth layer 4 without puncture is realized. During operation, the water seepage of the separation zone is blocked by the first sealing structure, and even if some micro water seeps, the seepage process is also blocked by the second sealing structure, so far, the water of the separation zone can not seep into the roadbed completely.
In order to facilitate material selection and reduce the manufacturing cost of the reinforcing block 1, the first sealing structure and the second sealing structure are both arranged to be rubber sealing rings, the thickness of the cement mortar plastering layer 6 is 2cm, and the rubber sealing rings are partially embedded into the cement mortar plastering layer 6 when the cement mortar plastering layer is not cured.
In combination with the use of the reinforcing block 1 in the division strip shown in fig. 2, the reinforcing block 1 is buried in the sub-base 3 of the road, and the thickness of the reinforcing block 1 is equal to that of the sub-base 3.
In connection with the embodiments shown in fig. 2 and 3, the reinforcing blocks 1 are provided in a rectangular parallelepiped shape, which is obtained by casting C30 concrete in a predetermined reinforcing block form and removing the reinforcing block form when the curing strength of the C30 concrete in the reinforcing block form reaches 75% of the design strength. The positioning hole 2 is arranged at the center of the rectangular reinforcing block 1 and is a cylindrical hole. In the illustrated embodiment, the reinforcing block 1 has a length of 50cm, a width of 40cm, and a cylindrical hole diameter of 20 cm. In some other embodiments, the size of the reinforcing block 1 is based on the size of the separator, and the thickness of the reinforcing block 1 is always consistent with the thickness of the sub-base layer 3 according to the actual engineering situation.
Another objective of the present invention is to provide a partition strip, as shown in the cross-sectional view of the partition strip in fig. 2, the bottom of the partition strip is composed of a sub-base layer 3 located above a roadbed 9, the side wall is composed of an asphalt surface layer 7 and a base layer 8 which are distributed in a stepped manner from top to bottom, a soil-filled greening layer 10 is arranged in the middle of the partition strip, and an anti-collision guardrail 11 in the partition strip is connected with an impermeable geotextile layer by the above reinforcing blocks suitable for connecting the anti-collision guardrail with the impermeable geotextile layer; moreover, in order to ensure that the separation water cannot directly seep from the sub-base layer 3 to the roadbed 9, the waterproof structure arranged in the positioning holes 2 on the reinforcing blocks 1 extends to the joint position of the sub-base layer 3 and the base layer 8, and in some embodiments, the waterproof structure extends to the joint position of the base layer 8 and the asphalt surface layer 7.
The utility model optimizes the connection form of the anti-collision guardrail 11 and the impermeable geotextile on the basis of the prior art, improves the simple mode of penetrating the anti-collision guardrail 11 into the mode of connecting the anti-collision guardrail 11 and the impermeable geotextile and pouring the concrete to obtain the reinforcing block 1, and obtains the following advantages by laying the waterproof structure which is arranged in a stacking way on the reinforcing block 1 obtained by curing the concrete: effectively prevent to separate the area and ooze to subbase 3 under water to because the reinforcement piece 1 of concrete has the durable stable characteristics of high strength, can use for a long time, the effect is stable, from long-term development, effectively guarantees the overall stability of road bed 9, guarantees road life and driving safety, can not take place the danger that the road sinks.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the utility model. Therefore, the protection scope of the present invention should be determined by the appended claims.
Claims (10)
1. A reinforcing block suitable for connecting an anti-collision guardrail and impermeable geotextile is characterized in that the reinforcing block is of a platform structure;
defining the vertical direction as the up-down direction, wherein the upper bottom surface and the lower bottom surface of the platform structure are horizontal, and a positioning hole penetrating to the lower bottom surface of the platform structure along the vertical direction is formed in the upper bottom surface; the positioning hole is used for positioning and fixing the anti-collision guardrail;
the periphery of the side wall of the positioning hole is provided with a waterproof structure which is arranged in a stacked mode, and the waterproof structure sequentially comprises an anti-seepage geotextile layer, an asphalt waterproof layer and a cement mortar plastering layer along the radial direction of the positioning hole to the central axis direction of the positioning hole; the aperture size that the inboard cement mortar plastering layer of locating hole encloses to close and constitutes is adapted to the size of anticollision barrier.
2. The reinforcing block suitable for connecting the anti-collision guardrail and the impermeable geotextile as claimed in claim 1, wherein a first sealing structure and a second sealing structure are arranged on the reinforcing block, are respectively arranged at the upper end and the lower end of the inner side of the positioning hole, and are arranged along the periphery of the positioning hole; the first sealing structure and the second sealing structure are partially embedded in the cement mortar plastering layer, partially protrude out of the cement mortar plastering layer and extend towards the central axis direction of the positioning hole, and the parts of the first sealing structure and the second sealing structure protruding out of the cement mortar plastering layer are arranged into elastic structures; the elastic structure is in interference fit with the outer wall of the anti-collision guardrail.
3. A reinforcing block for connecting a crash barrier and an impermeable geotextile according to claim 1, wherein the reinforcing block is embedded in a sub-base of a road, and the thickness of the reinforcing block is equal to that of the sub-base.
4. The reinforcing block for connecting an anti-collision guardrail and impermeable geotextile as claimed in claim 1, wherein the reinforcing block is provided in a rectangular parallelepiped shape, and is obtained by casting C30 concrete in a preset reinforcing block formwork and removing the reinforcing block formwork when the curing strength of the C30 concrete in the reinforcing block formwork reaches 75% of the design strength.
5. The reinforcing block for connecting the anti-collision guardrail and the impermeable geotextile as claimed in claim 4, wherein the positioning hole is formed in the center of the cuboid-shaped reinforcing block and is a cylindrical hole.
6. The reinforcing block suitable for connecting the anti-collision guardrail and the impermeable geotextile as claimed in claim 2, wherein the first sealing structure and the second sealing structure are both provided with rubber sealing rings.
7. The reinforcing block for connecting the anti-collision guardrail and the impermeable geotextile as claimed in claim 1, wherein the thickness of the cement mortar finishing layer is 2 cm.
8. The reinforcing block suitable for connecting the anti-collision guardrail and the impermeable geotextile as claimed in claim 4, wherein the reinforcing block has a length of 50cm and a width of 40 cm; the diameter of the cylindrical hole is 20 cm.
9. A partition strip is characterized in that a reinforcing block which is suitable for connecting the anti-collision guardrail and the anti-seepage geotextile and is used for reinforcing and connecting the anti-collision guardrail and the anti-seepage geotextile in any one of claims 1-8 is adopted between the anti-collision guardrail and the anti-seepage geotextile in the partition strip.
10. The separator of claim 9, wherein the water-resistant structure disposed in the positioning holes of the reinforcing blocks extends to the position where the sub-base layer meets the base layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121830072.0U CN216108236U (en) | 2021-08-06 | 2021-08-06 | Reinforcing block and dividing strip suitable for anti-collision guardrail and anti-seepage geotextile are connected |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121830072.0U CN216108236U (en) | 2021-08-06 | 2021-08-06 | Reinforcing block and dividing strip suitable for anti-collision guardrail and anti-seepage geotextile are connected |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216108236U true CN216108236U (en) | 2022-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121830072.0U Active CN216108236U (en) | 2021-08-06 | 2021-08-06 | Reinforcing block and dividing strip suitable for anti-collision guardrail and anti-seepage geotextile are connected |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216108236U (en) |
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2021
- 2021-08-06 CN CN202121830072.0U patent/CN216108236U/en active Active
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