阅读说明：本技术 一种复合型水泥基透水路沿石及制备方法 (Composite cement-based permeable road edge stone and preparation method thereof ) 是由 游桂林 尤呈祥 于 2021-09-03 设计创作，主要内容包括：本发明公开了一种复合型水泥基透水路沿石及制备方法,涉及路沿石技术领域。本发明包括位于两侧的结构侧,两结构侧之间设置有一滤水层；滤水层的两侧均设置有滤水柱,结构侧上设置有用于滤水柱贯穿穿过的开孔；且开孔周侧与滤水柱的端面共平面。本发明通过在滤水层的两侧设置结构侧的设计、以及在滤水层的两侧设置有贯穿结构侧的滤水柱的设置,实现该路沿石具备透水性能,同时结构侧的设置,保证了该路沿石具备所需的结构强度、且结构侧设置在两侧,避免路沿石两侧受到车辆等碰撞发生损坏。(The invention discloses a composite cement-based permeable road edge stone and a preparation method thereof, and relates to the technical field of road edge stones. The invention comprises structure sides positioned at two sides, and a water filtering layer is arranged between the two structure sides; both sides of the water filtering layer are provided with water filtering columns, and the structural side is provided with an opening through which the water filtering columns penetrate; and the periphery of the opening is coplanar with the end surface of the water filtering column. According to the invention, through the design that the structural sides are arranged on the two sides of the water filtering layer and the arrangement of the water filtering columns penetrating through the structural sides is arranged on the two sides of the water filtering layer, the road edge stone has water permeability, and meanwhile, the arrangement of the structural sides ensures that the road edge stone has required structural strength, and the structural sides are arranged on the two sides, so that the two sides of the road edge stone are prevented from being damaged by collision of vehicles and the like.)

1. The utility model provides a compound cement base road edge stone that permeates water which characterized in that: comprises structure sides (1) positioned at two sides, and a water filtering layer (2) is arranged between the two structure sides (1);

both sides of the water filtering layer (2) are provided with water filtering columns (21), and the structure side (1) is provided with an opening (11) through which the water filtering columns (21) penetrate; and the peripheral side of the opening (11) and the end surface of the water filtering column (21) are coplanar.

2. A composite cement-based water permeable road side stone according to claim 1, wherein the structure side (1) comprises a base (12) at the bottom, a side plate (13) is arranged at one side edge of the top of the base (12) close to the water filtering layer (2), a step (14) is formed between the side plate (13) and the base (12), and an inclined surface (15) is formed on the step (14);

trompil (11) set up on curb plate (13), just the terminal surface of drainage post (21) with the lateral surface coplanar of curb plate (13).

3. A composite cement-based water-permeable road edge stone as claimed in claim 1, wherein both ends of the water-filtering layer (2) are respectively provided with a convex portion B (22); a locking groove (23) for receiving the projection (B (22) is formed between the projection (B (22) and the structure side (1).

4. A composite cement-based water-permeable road-side stone according to claim 1, wherein the water-filtering layer (2) comprises 10-15% by weight of cement, 45-55% by weight of slag, 10-15% by weight of fine sand, 10-20% by weight of granular stone and 3-5% by weight of additive components.

5. A composite cement-based water permeable road-side stone according to claim 1, characterized in that the structure side (1) comprises, in weight percentage, 15-25% of cement, 25-45% of fine sand, 15-35% of particle stones, 5-15% of calcium carbonate particles, 10-15% of glass fibers, and 3-5% of additive components.

6. A compound cement-based water-permeable road-side stone as claimed in claim 4 or 5, wherein the additive component is selected from one or more of rare earth compounds, water-reducing agents, quaternary ammonium salt of lignin sulfonate, water-reducing agents and retarder agents.

7. A method for the production of a composite cement-based water-permeable curbstone, characterized in that it comprises a structural side (1) and a drainage layer (2) according to any one of the preceding claims 1 to 6;

the preparation method comprises the following steps:

step 1, weighing all components for preparing the structure side (1) according to a formula, and putting the components into a stirrer to be uniformly stirred to obtain structure side slurry; weighing the components for preparing the water filtering layer (2) according to the formula, and putting the components into a stirrer to be uniformly stirred to obtain water filtering layer slurry;

step 2, horizontally placing two first molds (3) for forming the structure side (1), injecting structure side slurry into the first molds (3), and entering step 3 when the structure side slurry is condensed and semi-condensed in the first molds (3);

step 3, vertically and symmetrically placing the two first molds (3), and installing two second molds (4) for forming the water filtering layer (2) between the two first molds (3);

step 4, injecting water filtering layer slurry into a space formed by the first die (3) and the second die (4) through an opening of the second die (4);

step 5, when the water layer slurry to be filtered is semi-coagulated in the space, the second mould (4) and the first mould (3) are dismantled; naturally coagulating to obtain the final product.

8. A method for preparing a composite cement-based water-permeable road edge stone according to claim 7, wherein the semi-set state is such that the structure-side slurry does not flow in the first mold (3) when the first mold (3) is adjusted from a horizontal state to a vertical state.

9. The preparation method of the composite cement-based water-permeable road edge stone as claimed in claim 7, wherein the first mold (3) comprises a shell (31), and a flanging (32) is arranged on the periphery of the open end of the shell (31);

a bolt (33) used for matching with a forming hole (11) is connected to the side wall of the first die (3) in a threaded mode, and a threaded hole (34) in threaded connection with the bolt (33) is formed in the first die (3);

the second die (4) comprises a U-shaped frame (41), and a first sealing plate (42) and a second sealing plate (43) are respectively arranged on two sides of the bottom end of the U-shaped frame (41); a first handle (44) is arranged on the bottom side surface of the U-shaped frame (41) between the first sealing plate (42) and the second sealing plate (43); the top of the U-shaped frame (41) is connected with an end plate (45), the outer side of the end plate (45) is provided with a second handle (46), and two ends of the second handle (46) are respectively in threaded connection with a fixing bolt (47) used for fixing the end plate (45) to the top of the U-shaped frame (41);

one side of the U-shaped frame (41) is also provided with an opening (48) for injecting slurry;

the center of the flanging (32) at the upper side and the lower side of the shell (31) is provided with a limiting barrier strip (35), and two outer side walls of the U-shaped frame (41) are respectively provided with a stop block (49) which can abut against one end of the limiting barrier strip (35);

the two openings (48) are matched to form a grouting opening, and a cover plate is arranged at the grouting opening in a matching way; the cover plate comprises a plate body (5), a third handle (51) is arranged on the upper surface of the plate body (5), a protruding portion A (52) inserted into the grouting opening is arranged on the bottom side surface of the plate body (5), and the bottom side surface of the protruding portion A (52) is coplanar with the inner side wall of the U-shaped frame (41) provided with the opening (48); a pulp outlet (53) penetrating through the plate body (5) and the protruding part A (52) is formed in the plate body (5);

in the step 2, controlling the bolt (33) to rotate until the end part of the bolt (33) protrudes out of the end surface of the opening end of the first die (3);

in the step 3, the bolt (33) is controlled to rotate until the end face of the bolt (33) is coplanar with the inner side face of the shell (31).

10. A method for preparing a composite cement-based water-permeable road edge stone according to claim 9, further comprising a mold holder (6) for fixing the first mold (3) and the second mold (4) together, wherein the number of the mold holders (6) is two, and the mold holders are respectively arranged at two ends of the first mold (3);

the die clamping frame (6) comprises a rectangular frame (61), a plurality of locking bolts A (62) used for abutting against the outer side surface of the flanging (32) are arranged in equal gaps on two sides of the rectangular frame (61), and locking bolts B (63) abutting against the end side surfaces of the flanging (32) of the two first dies (3) respectively are arranged on two sides of one end portion of the rectangular frame (61).

Technical Field

The invention belongs to the technical field of road edge stones, and particularly relates to a composite cement-based water-permeable road edge stone and a preparation method thereof.

Background

The curbstone refers to a boundary stone which is formed by pouring stone or concrete and is used at the edge of a road surface, and is also called a curbstone or a curbstone and a curbstone. The road edge stone is a boundary line for distinguishing a traffic lane, a sidewalk, a green land, an isolation strip and other parts of a road on the road surface, and plays a role in guaranteeing the traffic safety of pedestrians and vehicles and ensuring the edge of the road surface to be neat.

The curbstone used in the market at present is generally a concrete curbstone or a marble curbstone, wherein the concrete curbstone is manufactured by adopting an off-site prefabricating process, and the marble curbstone is manufactured by adopting a surface polishing process after cutting of raw stones. However, neither concrete road edge stones nor marble road edge stones have water permeability, so that the concrete road edge stones or the marble road edge stones can block seeper to the underground in rainy and snowy weather, and the phenomenon of surface seeper is easily caused. Moreover, as the weather conditions are changed violently, rainstorm and even extra-heavy rainstorm often occur in summer, the sudden increase of short-time rainfall causes great challenges to urban drainage systems, and how to improve the drainage performance of roads is an important problem in the prior art. In addition, concrete curbstone and marble curbstone do not all possess the function of filtering the water purification, under the washing away of rainwater, often can cause the loss of silt, bring the pollution to the road surface.

Disclosure of Invention

The invention aims to provide a composite cement-based water-permeable road edge stone, which solves the problem that the existing road edge stone does not have water permeability through the design that structural sides are arranged on two sides of a water filtering layer, and meanwhile, the structural strength of the road edge stone is ensured by the structural side layers.

The invention aims to provide a preparation method of a composite cement-based water-permeable road edge stone, which is convenient for processing and preparing the road edge stone with a structure side and a water filtering layer through the design of a first mould and a second mould and improves the processing efficiency.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a composite cement-based permeable road edge stone, which comprises structure sides positioned at two sides, wherein a water filtering layer is arranged between the two structure sides; the two sides of the water filtering layer are both provided with water filtering columns, and the structure side is provided with an opening through which the water filtering columns penetrate; and the side of the opening is coplanar with the end surface of the water filtering column.

Further, the structure side comprises a base positioned at the bottom, a side plate is arranged at one side edge of the top of the base, which is close to the water filtering layer, a step part is formed between the side plate and the base, and an inclined surface is formed on the step part; the opening is formed in the side plate, and the end face of the water filtering column is coplanar with the outer side face of the side plate; two ends of the water filtering layer are respectively provided with a convex part B; a slot for accommodating the projection B is formed between the projection B and one of the structure sides.

Further, the water filtration layer comprises 10-15% by weight of cement, 45-55% by weight of slag, 10-15% by weight of fine sand, 10-20% by weight of granular stones and 3-5% by weight of an additive component; the structure side comprises, by weight, 15-25% of cement, 25-45% of fine sand, 15-35% of particle stones, 5-15% of calcium carbonate particles, 10-15% of glass fibers, and 3-5% of additive components.

Further, the additive component is selected from one or more of rare earth compounds, water reducing agents, quaternary ammonium salt of lignin sulfonate, water reducing agents and retarder.

A preparation method of a composite cement-based water-permeable road edge stone comprises the structure side and a water filtering layer;

the preparation method comprises the following steps:

step 1, weighing all components for preparing a structure side according to a formula, and putting the components into a stirrer to be uniformly stirred to obtain structure side slurry; weighing the components for preparing the water filtering layer according to the formula, and putting the components into a stirrer to be uniformly stirred to obtain water filtering layer slurry;

step 2, horizontally placing two first molds for forming the structure side, injecting structure side slurry into the first molds, and entering step 3 when the structure side slurry is condensed into a semi-condensed state in the first molds;

step 3, vertically and symmetrically placing the two first molds, and installing two second molds for forming the water filtering layer between the two first molds;

step 4, injecting water filtering layer slurry into a space formed by the first die and the second die through the opening of the second die;

step 5, when the water filtering layer slurry is semi-coagulated in the space, the second mold and the first mold are dismantled; naturally coagulating to obtain the final product.

Further, the semi-set shape is such that the structure-side slurry does not flow in the first mold when the first mold is adjusted from the horizontal shape to the vertical shape.

Further, the first die comprises a shell, and a flange is arranged on the periphery of the opening end of the shell;

a bolt used for matching and forming the opening is connected to the side wall of the first mold in a threaded manner, and a threaded hole in threaded connection with the bolt is formed in the first mold;

the second die comprises a U-shaped frame, and a first sealing plate and a second sealing plate are respectively arranged on two sides of the bottom end of the U-shaped frame; a first handle is arranged on the bottom side surface of the U-shaped frame between the first sealing plate and the second sealing plate; the top of the U-shaped frame is connected with an end plate, the outer side of the end plate is provided with a second handle, and two ends of the second handle are respectively in threaded connection with fixing bolts for fixing the end plate to the top of the U-shaped frame; one side of the U-shaped frame is also provided with an opening for injecting slurry; the limiting barrier strips are arranged at the centers of the flanges at the upper side and the lower side of the shell, and the two outer side walls of the U-shaped frame are respectively provided with a stop block which can abut against one end of the limiting barrier strips; the two openings are matched to form a grouting opening, and the grouting opening is matched with a cover plate; the cover plate comprises a plate body, a third handle is arranged on the upper surface of the plate body, a protruding portion A inserted into the grouting opening is arranged on the bottom side surface of the plate body, and the bottom side surface of the protruding portion A is coplanar with the inner side wall of the U-shaped frame with the opening; the plate body is provided with a pulp outlet which penetrates through the plate body and the protruding part A;

in the step 2, controlling the bolt to rotate until the end part of the bolt protrudes out of the end surface of the opening end of the first die; in the step 3, the bolt is controlled to rotate until the end face of the bolt is coplanar with the inner side face of the shell.

The mold comprises a first mold, a second mold, a mold clamping frame and a positioning device, wherein the first mold and the second mold are fixed together through the first mold and the second mold; the die clamping frame comprises a rectangular frame, a plurality of locking bolts A used for being abutted against the outer side face of the flanging are arranged in equal gaps on two sides of the rectangular frame, and locking bolts B respectively abutted against the side faces of the flanging ends of the two first dies are arranged on two sides of one end portion of the rectangular frame.

The invention has the following beneficial effects:

1. according to the invention, through the design that the structural sides are arranged on the two sides of the water filtering layer and the arrangement of the water filtering columns penetrating through the structural sides is arranged on the two sides of the water filtering layer, the road edge stone has water permeability, and meanwhile, the arrangement of the structural sides ensures that the road edge stone has required structural strength, and the structural sides are arranged on the two sides, so that the two sides of the road edge stone are prevented from being damaged by collision of vehicles and the like.

2. According to the invention, through the combination of the first mold and the second mold, the pre-molding of the structure side is realized through the first mold, and then the first mold and the second mold are installed in a matching manner, so that the whole molding of the road edge stone is carried out, and the processing of the road edge stone is integrally facilitated.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a curb according to the present invention;

FIG. 2 is a schematic view of an assembly structure of a first mold and a second mold according to the present invention;

FIG. 3 is a schematic view of a first mold structure according to the present invention;

FIG. 4 is a schematic structural view of a second mold of the present invention;

FIG. 5 is a schematic view of the cover plate structure of the present invention;

FIG. 6 is a schematic view of the structure of the mold holder of the present invention;

FIG. 7 is a flow chart of the preparation method of the present invention.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

Example 1

Referring to fig. 1, the present invention is a composite cement-based permeable road edge stone, which includes two structural sides 1, and a water filtering layer 2 is disposed between the two structural sides 1; both sides of the water filtering layer 2 are provided with water filtering columns 21, and the structure side 1 is provided with an opening 11 through which the water filtering columns 21 penetrate; the peripheral side of the opening 11 is coplanar with the end surface of the water filtering column 21; the structure side 1 comprises a base 12 positioned at the bottom, a side plate 13 is arranged at one side edge of the top of the base 12 close to the water filtering layer 2, a step part 14 is formed between the side plate 13 and the base 12, and an inclined surface 15 is formed on the step part 14; the opening 11 is arranged on the side plate 13, and the end surface of the water filtering column 21 is coplanar with the outer side surface of the side plate 13; both ends of the water filtering layer 2 are respectively provided with a convex part B22; between the projection B22 and a structure side 1, a slot 23 is formed for receiving the projection B22.

The convex part B22 and the clamping groove 23 are arranged, so that the connection between the road edge stones is facilitated; meanwhile, the arrangement of the filtering water columns 21 ensures the whole water permeability of the curbstone, and the bonding strength of the structure side 1 and the water filtering layer 2 is enhanced by the water filtering columns 21.

Example 2

Based on example 1, drainage layer 2 comprises, in weight percent, 14% cement, 50% slag, 14% fine sand, 18% particulate stone, and 4% additive components; the structure side 1 comprises, in weight percent, cement 20%, fine sand 40%, particulate stone 17%, calcium carbonate particles 10%, glass fibers 10%, and 3% of an additive component.

The additive components comprise a water reducing agent, an lignin sulfonic acid quaternary ammonium salt, a water reducing agent and a retarder.

Example 3

The water filtration layer comprises, in weight percent, based on example 1, 13% cement, 53% slag, 13% fine sand, 17% granular stone, and 4% additive components; the structural side comprises, in weight percent, 23% cement, 27% fine sand, 24.5% particulate stone, 12% calcium carbonate particles, 10% glass fibers, and 3.5% additive components.

The additive components comprise rare earth compounds, a water reducing agent and a retarder.

Through the addition of rare earth compounds, such as ceric sulfate or lanthanum nitrate or europium oxide, the growth of moss on the surface of the curbstone is inhibited, and the moss is prevented from growing on the surface of the curbstone so as to reduce the water permeability of the curbstone.

The materials prepared in examples 2 and 3 were tested for their properties, and the results are shown below

Wherein, the sample surface is inoculated with moss liquid by adopting a spraying method, and the moss liquid is placed for 7 to 15 days to observe the moss area on the sample surface, wherein, a large amount is more than 40 percent, a medium amount is between 10 and 40 percent, and a small amount is less than 10 percent.

Example 4

A method for preparing a composite cement-based water-permeable curbstone, the curbstone comprising the structural side 1 and the drainage layer 2 of the above embodiments 1-3;

the preparation method comprises the following steps:

step 1, weighing all components for preparing a structure side 1 according to a formula, and putting the components into a stirrer to be uniformly stirred to obtain a structure side slurry; weighing the components for preparing the water filtering layer 2 according to the formula, and putting the components into a stirrer to be uniformly stirred to obtain water filtering layer slurry;

step 2, horizontally placing two first molds 3 for forming the structure side 1, injecting structure side slurry into the first molds 3, and entering the step 3 when the structure side slurry is condensed into a semi-condensed state in the first molds 3;

step 3, vertically and symmetrically placing the two first molds 3, and installing two second molds 4 for forming the water filtering layer 2 between the two first molds 3;

step 4, injecting water filtering layer slurry into a space formed by the first die 3 and the second die 4 through the opening of the second die 4;

step 5, when the water filtering layer slurry is semi-coagulated in the space, the second mold 4 and the first mold 3 are removed; naturally coagulating to obtain the final product.

Further, the semi-set state is such that the structure-side slurry does not flow in the first mold 3 when the first mold 3 is adjusted from the horizontal state to the vertical state.

Further, the first mold 3 includes a shell 31, and a flange 32 is provided on the periphery of the opening end of the shell 31; a bolt 33 used for matching with the forming opening 11 is connected to the side wall of the first die 3 in a threaded manner, and a threaded hole 34 in threaded connection with the bolt 33 is formed in the first die 3;

the second mold 4 comprises a U-shaped frame 41, and a first sealing plate 42 and a second sealing plate 43 are respectively arranged on two sides of the bottom end of the U-shaped frame 41; a first handle 44 is arranged on the bottom side surface of the U-shaped frame 41 between the first sealing plate 42 and the second sealing plate 43; the top of the U-shaped frame 41 is connected with an end plate 45, the outer side of the end plate 45 is provided with a second handle 46, and two ends of the second handle 46 are respectively in threaded connection with a fixing bolt 47 for fixing the end plate 45 to the top of the U-shaped frame 41; one side of the U-shaped frame 41 is also provided with an opening 48 for injecting slurry;

the center of the turned-over edge 32 at the upper and lower sides of the shell 31 is provided with a limit barrier 35, and two outer side walls of the U-shaped frame 41 are respectively provided with a stop block 49 which can abut against one end of the limit barrier 35;

the two openings 48 are matched to form a grouting opening, and a cover plate is arranged at the grouting opening in a matching way; the cover plate comprises a plate body 5, a third handle 51 is arranged on the upper surface of the plate body 5, a protruding part A52 inserted into the grouting opening is arranged on the bottom side surface of the plate body 5, and the bottom side surface of the protruding part A52 is coplanar with the inner side wall of the U-shaped frame 41 provided with the opening 48; be provided with the grout outlet 53 that runs through plate body 5 and bulge A52 on the plate body 5, through the setting of grout outlet 53, when grout outlet department was put to the apron lid to the convenience, unnecessary thick liquids spilled over through grout outlet 53.

In step 2, the bolt 33 is controlled to rotate until the end of the bolt 33 protrudes out of the open end face of the first mold 3; in step 3, the bolt 33 is controlled to rotate until the end surface of the bolt 33 is coplanar with the inner side surface of the shell 31; the formation of the opening 11 having a threaded structure in the inner side wall is achieved by the rotation of the bolt 33 on the structure side 1, so that the bonding strength between the water filtration column 21 and the structure side 1 is improved, and the bonding strength between the structure side 1 and the water filtration layer 2 is enhanced as a whole.

Further, the die holder 6 is used for fixing the first die 3 and the second die 4 together, and the number of the die holders 6 is two and is respectively arranged at two ends of the first die 3; the mold holder 6 includes a rectangular frame 61, a plurality of locking bolts a62 for abutting against the outer side surface of the flange 32 are provided at equal intervals on both sides of the rectangular frame 61, and locking bolts B63 for abutting against the end side surfaces of the flanges 32 of the two first molds 3 are provided on both sides of one end portion of the rectangular frame 61.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.