CN111535107A

CN111535107A - Beautiful country greening road and construction method thereof

Info

Publication number: CN111535107A
Application number: CN202010396179.2A
Authority: CN
Inventors: 林志明; 陈娇华; 林志炎; 黄海容
Original assignee: Guangdong Minglong Construction Co Ltd
Current assignee: Guangdong Minglong Construction Co Ltd
Priority date: 2020-05-12
Filing date: 2020-05-12
Publication date: 2020-08-14

Abstract

The invention relates to the technical field of road construction, in particular to a construction method of a beautiful rural greening road, which comprises the following steps: step (1), cleaning a roadbed; step (2), paving a gravel cushion layer: uniformly paving broken stones on the roadbed to form a broken stone cushion layer; step (3), paving a pavement layer: pouring concrete on the gravel cushion layer to form a pavement layer; step (4), vibrating, curing and forming: vibrating concrete poured on the gravel cushion layer, leveling the upper surface of the pavement layer, and curing and forming to finish the construction of the greening road in the beautiful countryside; the concrete comprises the following components in parts by weight: 50-65 parts of cement; 13-18 parts of water; 50-70 parts of coarse aggregate; 35-50 parts of fine aggregate; 5-8 parts of isooctyl stearate; 1-2 parts of cresyl diphenyl phosphate. The invention has the effects of improving the compressive strength of the beautiful rural greening road and ensuring that the beautiful rural greening road is not easy to crack.

Description

Beautiful country greening road and construction method thereof

Technical Field

The invention relates to the technical field of road construction, in particular to a beautiful rural greening road and a construction method thereof.

Background

At present, beautiful rural greening roads are a beautiful landscape line of the rural area, and are more and more widely applied to rural construction.

In order to improve the water permeability of roads, the existing greening roads in beautiful villages are usually formed by pouring permeable concrete, but the permeable concrete is generally of a porous structure, so that the compressive strength of the road in beautiful villages is easily influenced, the road in beautiful villages is easily cracked under the condition of long-term load of passing vehicles, the beautiful effect and the service life of the road in beautiful villages are easily influenced, and therefore, the greening roads in beautiful villages still have an improved space.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a construction method for greening roads in beautiful countryside.

Aiming at the defects in the prior art, the invention also aims to provide a beautiful rural greening road.

The above object of the present invention is achieved by the following technical solutions:

a construction method of a beautiful rural green road comprises the following steps:

step (1), cleaning a roadbed;

step (2), paving a gravel cushion layer: uniformly paving broken stones on the roadbed to form a broken stone cushion layer;

step (3), paving a pavement layer: pouring concrete on the gravel cushion layer to form a pavement layer;

step (4), vibrating, curing and forming: vibrating concrete poured on the gravel cushion layer, leveling the upper surface of the pavement layer, and curing and forming to finish the construction of the greening road in the beautiful countryside;

the concrete comprises the following components in parts by weight:

50-65 parts of cement;

13-18 parts of water;

50-70 parts of coarse aggregate;

35-50 parts of fine aggregate;

5-8 parts of isooctyl stearate;

1-2 parts of cresyl diphenyl phosphate.

Through adopting above-mentioned technical scheme, through adopting isooctyl stearate and cresyl diphenyl phosphate to cooperate mutually, be favorable to improving the compressive strength of concrete better to make the compressive strength of beautiful country greening road be difficult to receive porous structure's influence more, be favorable to prolonging the life of beautiful country greening road better, make the pleasing to the eye effect of beautiful country greening road be difficult to receive the influence more.

The present invention in a preferred example may be further configured to: the coarse aggregate comprises the following components in parts by mass:

18-25 parts of basalt with the grain diameter of 5-10 mm;

15-25 parts of limestone with the particle size of 10-15 mm;

17-20 parts of gabbros with the grain diameter of 15-20 mm.

23 parts of basalt with the grain diameter of 5-10 mm;

18 parts of limestone with the particle size of 10-15 mm;

19 parts of gabbros with the grain diameter of 15-20 mm.

Through adopting above-mentioned technical scheme, through the kind of control coarse aggregate and the particle diameter of the different kinds of coarse aggregate of control, and the proportion of the different particle diameter coarse aggregate of simultaneous control, be favorable to adjusting the bulk density of gathering materials in the concrete better, be favorable to improving the water permeability of concrete better when being favorable to improving the compressive strength of concrete better, make the water permeability of concrete be difficult to receive the influence simultaneously when being difficult to receive porous structure's influence for the compressive strength of concrete more, thereby be favorable to prolonging the life of beautiful country greening road better, make the condition that the fracture appears more difficult to in the beautiful country greening road, be favorable to maintaining the pleasing to the eye effect of beautiful country greening road better.

The present invention in a preferred example may be further configured to: the fine aggregate comprises the following components in parts by mass:

10-15 parts of vermiculite powder with the particle size of 0.1-0.5 mm;

7-12 parts of zircon powder with the particle size of 0.5-1 mm;

18-23 parts of medical stone powder with the particle size of 1-2 mm.

11 parts of vermiculite powder with the particle size of 0.1-0.5 mm;

10 parts of zircon powder with the particle size of 0.5-1 mm;

21 parts of medical stone powder with the particle size of 1-2 mm.

Through adopting above-mentioned technical scheme, through the kind of control fine aggregate and the particle diameter of the different fine aggregates of control, and the proportion of the fine aggregate of different particle diameters of simultaneous control, be favorable to fine aggregate better with coarse aggregate mutually in coordination with the bulk density of adjusting the aggregate in the concrete better, thereby be favorable to making the water permeability of concrete be difficult to receive the influence when improving the compressive strength of concrete better, and then be favorable to prolonging the life of beautiful country greening road better, make the condition of fracture more difficult to appear in beautiful country greening road, make the security performance and the pleasing to the eye effect of beautiful country greening road be difficult to receive the influence more.

The present invention in a preferred example may be further configured to: the concrete also comprises the following components in parts by mass:

0.5-1 part of zirconium dioxide.

Through adopting above-mentioned technical scheme, through adding the zirconium dioxide, be favorable to improving the compressive strength of concrete better for the compressive strength of concrete is difficult to receive porous structure's influence more, thereby is favorable to improving the compressive strength of beautiful country greening road better, makes the condition that the fracture appears in beautiful country greening road difficult to more, is favorable to strengthening the security performance and the pleasing to the eye effect of beautiful country greening road better.

0.3-0.5 part of calcium silicate.

Through adopting above-mentioned technical scheme, cooperate mutually through adding calcium silicate and zirconium dioxide, be favorable to improving the compressive strength of concrete better, make the compressive strength of concrete be difficult to receive the influence of the porous structure of concrete more, thereby make the condition that the fracture appears in beautiful country greening road be difficult to more, be favorable to prolonging the life of beautiful country greening road better, make the security performance and the pleasing to the eye effect of beautiful country greening road better.

1-1.5 parts of acrylic fiber.

Through adopting above-mentioned technical scheme, through adding acrylic acid fibre, still be favorable to improving the water permeability of concrete better when being favorable to improving the compressive strength of concrete better, make the water permeability of concrete be difficult to receive the influence when making the compressive strength of concrete be difficult to receive porous structure's influence more, thereby make the condition that the fracture appears more difficult to appear under the condition that makes beautiful country green road bear vehicle load for a long time, be favorable to prolonging the life of beautiful country green road better, make the security performance and the pleasing to the eye effect of beautiful country green road better.

0.3-0.5 part of triacetin.

Through adopting above-mentioned technical scheme, through adding triacetin, be favorable to improving the compressive strength of concrete better for the compressive strength of concrete is difficult to receive porous structure's influence more, thereby be favorable to prolonging the life of beautiful country green road better, make the condition that the fracture appears more difficult to under the condition that bears the vehicle load for a long time in beautiful country green road, be favorable to strengthening the security performance and the pleasing to the eye effect of beautiful country green road better.

The second aim of the invention is realized by the following technical scheme:

a beautiful countryside green road is constructed by adopting the construction method of the beautiful countryside green road.

By adopting the technical scheme, the beautiful country greening road is obtained by adopting the construction method, the compressive strength of the beautiful country greening road is favorably improved, the compressive strength of the beautiful country greening road is enabled to be less susceptible to the influence of the porous structure of the concrete, the service life of the beautiful country greening road is favorably prolonged, the condition that the beautiful country greening road is more unlikely to crack under the condition of bearing vehicle load for a long time is enabled, and the safety performance and the attractive effect of the beautiful country greening road are favorably and better enhanced.

In summary, the invention includes at least one of the following beneficial technical effects:

1. by adopting the mutual synergistic cooperation of the isooctyl stearate and the cresyl diphenyl phosphate, the compressive strength of the green road in the beautiful countryside is less affected by the porous structure of the concrete, the service life of the green road in the beautiful countryside is favorably prolonged, and the beautiful effect of the green road in the beautiful countryside is less affected;

2. by controlling the types of the coarse aggregates and the fine aggregates, controlling the particle sizes of the different types of coarse aggregates and the fine aggregates and simultaneously controlling the proportions of the coarse aggregates and the fine aggregates with different particle sizes, the aggregate bulk density in the concrete can be better adjusted, the compressive strength of the concrete can be better improved, the water permeability of the concrete can be better improved, the service life of the beautiful rural greening road can be better prolonged, the cracking of the beautiful rural greening road can be less prone to occurring, and the beautiful effect of the beautiful rural greening road can be better maintained;

3. by adding the calcium silicate and the zirconium dioxide to be matched with each other in a synergistic manner, the compressive strength of the concrete is favorably improved, the compressive strength of the concrete is more difficultly influenced by the porous structure of the concrete, the condition that the beautiful rural greening road is cracked is more difficultly caused, the service life of the beautiful rural greening road is favorably prolonged, and the safety performance and the attractive effect of the beautiful rural greening road are better;

4. the construction method is adopted to obtain the beautiful country green road, so that the compressive strength of the beautiful country green road can be better improved, the compressive strength of the beautiful country green road is less susceptible to the influence of the porous structure of the concrete, the service life of the beautiful country green road can be better prolonged, the beautiful country green road is less prone to cracking under the condition of bearing vehicle load for a long time, and the safety performance and the attractive effect of the beautiful country green road can be better enhanced.

Drawings

FIG. 1 is a process flow chart of the construction method of the greening road in beautiful countryside of the invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the following examples, Portland cement of CA50, a product of Zhengzhou Kerui refractory Co., Ltd, was used as the cement.

In the following examples, isooctyl stearate having a product number xy18374 from Shandong-Xiya chemical industries, Ltd was used.

In the following examples, cresyl diphenyl phosphate was used which was a cresyl diphenyl phosphate having a product number of 26444-49-5 from Yari chemical Co., Ltd, Zhang harbor.

In the following examples, granite is granite from Bo-mineral Co., Ltd, Wulian county.

In the following examples, basalt from a manufacturer of Shuishi mineral products from Lingshou county is used.

In the following examples, limestone from Hubei PolyShitong mining Co., Ltd was used.

In the following examples, gabbro was gabbro from strong stone factories of lingshou county.

In the following examples, slag powder from balinduxin source mining company, llc, was used.

In the following examples, vermiculite powder from Ganku mineral processing factory, Lingshou county, was used.

In the following examples, zircon powder from a producer of sources of the totem ore products was used.

In the following examples, the medical stone powder used in the processing plant of the Cishima county Coralli mineral products was used.

In the following examples, as the zirconia, 56870 # zirconia available from zhengzhou jacaranda chemical products ltd was used.

In the following examples, calcium silicate of 1344-95-2, manufactured by Hubei Xinrunder chemical Co., Ltd, was used.

In the following examples, acrylic fibers of AKT type manufactured by Idex trade (Shanghai) Co., Ltd were used.

Example 1

Referring to fig. 1, the construction method for the greening road in the beautiful countryside disclosed by the invention comprises the following steps:

step (1), clearing the roadbed, specifically as follows:

impurities such as impurities, weeds and the like in the roadbed are cleaned, the impurities filled soil and the impurities broken stones in the roadbed are cleaned, and the roadbed is compacted by a road roller.

Step (2), paving a gravel cushion layer, which comprises the following specific steps:

and uniformly paving broken stones on the roadbed to form a broken stone cushion layer.

And (3) paving a pavement layer, which comprises the following steps:

adding cement and water into a stirring kettle, stirring at the rotating speed of 500r/min, adding coarse aggregate, fine aggregate, isooctyl stearate and cresyl diphenyl phosphate while stirring, and uniformly mixing to obtain the concrete.

And pouring concrete onto the gravel cushion to form a pavement layer.

In this embodiment, the coarse aggregate is granite with a particle size of 5-10 mm; the fine aggregate is slag powder with the grain diameter of 0.1-0.5 mm.

And (4) vibrating, curing and forming, specifically comprising the following steps:

the method comprises the steps of inserting the pavement layer into a paved pavement layer by using an insertion vibrator for primary vibration, leveling the upper surface of the pavement layer, filling the concave part on the upper surface of the pavement layer, removing the convex part, vibrating by using a flat plate, and filling the concave part or removing the convex part while vibrating.

And finally, after a flat plane is formed on the upper surface of the pavement layer, covering a gunny bag on the pavement layer, spraying water every day to enable the gunny bag to be in a wet state all the time, keeping the temperature at 45 ℃, and maintaining for 30 days to enable the pavement layer to be formed, namely completing the construction of the greening road in beautiful countryside.

The raw material components and contents of the concrete are shown in table 1, and the unit of the content of each component in table 1 is kg.

Example 2

The difference from example 1 is that: the raw material components and contents of the concrete are shown in table 1.

Example 3

Example 4

TABLE 1

Examples 5 to 16

The difference from example 4 is that: the composition and content of the coarse aggregate are shown in table 2, and the unit of the content of each component in table 2 is kg.

TABLE 2

Example 17

The difference from example 8 is that: the particle size of basalt is 10-15mm, the particle size of limestone is 15-20mm, and the particle size of gabbro is 5-10 mm.

Example 18

The difference from example 8 is that: the particle size of basalt is 15-20mm, the particle size of limestone is 5-10mm, and the particle size of gabbro is 10-15 mm.

Examples 19 to 30

The difference from example 8 is that: the composition and content of the fine aggregate are shown in table 3, and the unit of the content of each component in table 3 is kg.

TABLE 3

Example 31

The difference from example 22 is that: the particle size of the vermiculite powder is 0.5-1mm, the particle size of the zircon powder is 1-2mm, and the particle size of the medical stone powder is 0.1-0.5 mm.

Example 32

The difference from example 22 is that: the particle size of the vermiculite powder is 1-2mm, the particle size of the zircon powder is 0.1-0.5mm, and the particle size of the medical stone powder is 0.5-1 mm.

Examples 33 to 36

The difference from example 4 is that: zirconium dioxide is also added in the step (3) along with the coarse aggregate and the fine aggregate.

The raw material components and contents of the concrete are shown in table 4, and the unit of the content of each component in table 4 is kg.

TABLE 4

Examples 37 to 40

The difference from example 4 is that: calcium silicate is also added in the step (3) along with the coarse aggregate and the fine aggregate.

The raw material components and contents of the concrete are shown in table 5, and the unit of the content of each component in table 5 is kg.

TABLE 5

Examples 41 to 44

The difference from example 4 is that: zirconium dioxide and calcium silicate are also added in the step (3) along with coarse aggregates and fine aggregates.

The raw material components and contents of the concrete are shown in table 6, and the unit of the content of each component in table 6 is kg.

TABLE 6

Examples 45 to 48

The difference from example 4 is that: acrylic fibers are added in the step (3) along with the coarse aggregates and the fine aggregates.

The raw material components and contents of the concrete are shown in table 7, and the unit of the content of each component in table 7 is kg.

TABLE 7

Examples 49 to 52

The difference from example 4 is that: triacetin is added in the step (3) along with the coarse aggregate and the fine aggregate.

The raw material components and contents of the concrete are shown in table 8, and the unit of the content of each component in table 8 is kg.

TABLE 8

Examples 53 to 56

The difference from example 4 is that:

in the above embodiment, the coarse aggregate is prepared by uniformly mixing basalt with a particle size of 5-10mm, limestone with a particle size of 10-15mm and gabbro with a particle size of 15-20 mm.

In the above examples, the fine aggregate is composed of vermiculite powder having a particle size of 0.1 to 0.5mm, zircon powder having a particle size of 0.5 to 1mm and medical stone powder having a particle size of 1 to 2 mm.

Zirconium dioxide, calcium silicate, acrylic fiber and triacetin are also added in the step (3) along with the coarse aggregate and the fine aggregate.

The raw material components and contents of the concrete are shown in table 9, and the unit of the content of each component in table 9 is kg.

TABLE 9

Comparative examples 1 to 5

The difference from example 4 is that: the raw material components and contents of the concrete are shown in table 10, and the unit of the content of each component in table 9 is kg.

Watch 10

Experiment 1

The 28d compressive strength (MPa) of the greening road in beautiful countryside constructed by the above examples and comparative examples is detected according to the compressive strength test in GB/T50081-2002 Standard test method for mechanical Properties of ordinary concrete.

Experiment 2

The water permeability coefficient (mm/s) of the greening road in the beautiful countryside, which is constructed by the above examples and comparative examples, at the water temperature of 15 ℃ is detected according to GB/T25993-2010 Standard Water permeability Cement concrete Water permeability coefficient test device Specification.

The data from the above experiments are shown in Table 10.

Watch 10

According to the comparison of the data of the embodiments 4 to 18 in table 10, the control of the types of the coarse aggregates, the control of the particle sizes of the different types of coarse aggregates, and the control of the usage ratio of the coarse aggregates with different particle sizes are beneficial to better adjusting the stacking density of the aggregates in the concrete, so that the concrete has higher compressive strength and better improves the water permeability of the concrete, the compressive strength of the concrete is less affected by the porous structure, the water permeability of the concrete is less affected, the service life of the beautiful country green road is better prolonged, the beautiful country green road is less prone to cracking under the condition of bearing vehicle load for a long time, the beautiful effect of the beautiful country green road is better maintained, and the safety performance of the beautiful country green road is better improved, the function of improving the water permeability of concrete cannot be achieved by lacking any component in the coarse aggregate or changing any proportion or changing the particle size of any coarse aggregate.

According to the comparison of the data of the embodiment 8 and the embodiments 19 to 32 in table 10, the fine aggregate and the fine aggregate with different types are controlled, and the proportion of the fine aggregate with different particle sizes is controlled, so that the fine aggregate and the coarse aggregate are better cooperated with each other to adjust the aggregate stacking density in the concrete, the compressive strength of the concrete is better improved, the water permeability of the concrete is better improved, the compressive strength of the concrete is less affected by the porous structure, the compressive strength of the concrete is less affected, the beautiful rural greening road is less prone to cracking under the condition of bearing vehicle load for a long time, the service life of the beautiful rural greening road is better prolonged, and the safety performance and the beautiful effect of the beautiful rural greening road are better, the function of improving the water permeability of concrete cannot be achieved by lacking any component in the fine aggregate or changing any proportion or changing the particle size of any fine aggregate.

According to the comparison of the data of the embodiment 4 and the embodiments 33 to 44 in the table 10, the zirconia is added independently, which is beneficial to better improving the compressive strength of the concrete, so that the compressive strength of the beautiful rural greening road is less susceptible to the influence of the porous structure of the concrete, the service life of the beautiful rural greening road is better prolonged, the beautiful rural greening road is less prone to cracking under the condition of bearing vehicle load for a long time, and the safety performance and the beautiful effect of the beautiful rural greening road are better improved; the calcium silicate is added independently, so that the compressive strength of the greening road in the beautiful country is hardly influenced, and the compressive strength of concrete is favorably improved only when the calcium silicate and the zirconium dioxide are cooperatively matched with each other, so that the greening road in the beautiful country is not easy to crack under the condition of bearing vehicle load for a long time, and the safety and the attractive effect of the greening road in the beautiful country are favorably improved.

As can be seen from the comparison of the data in table 10 between example 4 and examples 45-48, the addition of the acrylic fiber is advantageous for better improving the compressive strength and the water permeability of the green road in the beautiful countryside, so that the compressive strength of the green road in the beautiful countryside is less affected by the porous water permeable structure of the concrete and the water permeability of the green road in the beautiful countryside is better maintained.

According to the comparison of the data of the embodiment 4 and the embodiments 49-52 in the table 10, the triacetin is added, so that the compressive strength of the green road in the beautiful countryside can be better enhanced, the green road in the beautiful countryside can be more difficult to crack under the condition of bearing the vehicle load for a long time, and the service life of the green road in the beautiful countryside can be better prolonged.

According to the comparison of the data of the example 4 and the comparative examples 1 to 5 in the table 10, the compressive strength of the green road in the beautiful countryside can be better improved only when the isooctyl stearate and the cresyl diphenyl phosphate are cooperatively matched with each other, so that the green road in the beautiful countryside is less prone to cracking under the condition of bearing vehicle load for a long time, the service life of the green road in the beautiful countryside can be better prolonged, and the effect of improving the compressive strength of the green road in the beautiful countryside cannot be achieved due to the absence of any component or the change of any proportion.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. A construction method of a beautiful rural green road is characterized in that: the method comprises the following steps:

step (1), cleaning a roadbed;

the concrete comprises the following components in parts by weight:

50-65 parts of cement;

13-18 parts of water;

50-70 parts of coarse aggregate;

35-50 parts of fine aggregate;

5-8 parts of isooctyl stearate;

1-2 parts of cresyl diphenyl phosphate.

2. The construction method of beautiful village greening road according to claim 1, characterized in that: the coarse aggregate comprises the following components in parts by mass:

18-25 parts of basalt with the grain diameter of 5-10 mm;

15-25 parts of limestone with the particle size of 10-15 mm;

17-20 parts of gabbros with the grain diameter of 15-20 mm.

3. The construction method of beautiful village greening road according to claim 2, characterized in that: the coarse aggregate comprises the following components in parts by mass:

23 parts of basalt with the grain diameter of 5-10 mm;

18 parts of limestone with the particle size of 10-15 mm;

19 parts of gabbros with the grain diameter of 15-20 mm.

4. The construction method of beautiful village greening road according to claim 2, characterized in that: the fine aggregate comprises the following components in parts by mass:

10-15 parts of vermiculite powder with the particle size of 0.1-0.5 mm;

7-12 parts of zircon powder with the particle size of 0.5-1 mm;

18-23 parts of medical stone powder with the particle size of 1-2 mm.

5. The construction method of beautiful village greening road according to claim 4, characterized in that: the fine aggregate comprises the following components in parts by mass:

11 parts of vermiculite powder with the particle size of 0.1-0.5 mm;

10 parts of zircon powder with the particle size of 0.5-1 mm;

21 parts of medical stone powder with the particle size of 1-2 mm.

6. The construction method of a beautiful village green road according to any one of claims 1 to 5, characterized in that: the concrete also comprises the following components in parts by mass:

0.5-1 part of zirconium dioxide.

7. The construction method of beautiful village greening road according to claim 6, characterized in that: the concrete also comprises the following components in parts by mass:

0.3-0.5 part of calcium silicate.

8. The construction method of a beautiful village green road according to any one of claims 1 to 5, characterized in that: the concrete also comprises the following components in parts by mass:

1-1.5 parts of acrylic fiber.

9. The construction method of a beautiful village green road according to any one of claims 1 to 5, characterized in that: the concrete also comprises the following components in parts by mass:

0.3-0.5 part of triacetin.

10. A beautiful rural greening road is characterized in that: the construction method of the beautiful village green road as described in any one of claims 1-9.