Sand blanket with strong barrier gravel performance and method of use thereof
By using a sand blanket with a filling bag structure and geotextile stitching, the problem of uneven stress on the sand blanket when blocking gravel was solved, the wear resistance and tensile strength were improved, the construction difficulty and cost were reduced, and a more efficient construction effect was achieved.
Patent Information
- Application Number
- CN202410030791.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-08
- Publication Date
- 2025-12-16
- Estimated Expiration
- 2044-01-08
AI Technical Summary
Existing sand sheets, when used to block gravel, suffer from uneven stress due to the uneven surface of the gravel. After long-term use, they are prone to deformation or cracks, affecting their blocking performance.
The structure adopts a filled bag structure, including upper and lower geotextile layers, transverse and longitudinal reinforcement lines, and feed bag. The filling material is mortar or concrete. The barrier layer is formed by filling and laying. Combined with the stitching and reinforcement of different geotextiles, the wear resistance and tensile strength are improved.
It improves the sand's ability to block gravel, reduces the difficulty of laying and construction costs, increases construction efficiency, and extends service life.
Smart Images
Figure CN117803181B_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the technical field of building construction, in particular to a sand blanket with strong gravel blocking performance and a use method thereof. BACKGROUND
[0002] Building construction refers to the production activities in the implementation phase of engineering construction, and is the construction process of various buildings. It can also be said that the process of turning various lines on design drawings into physical objects at designated locations. It includes foundation engineering construction, main structure construction, roof engineering construction, decoration engineering construction, etc. The place of construction work is called "building construction site" or "construction site", also known as the construction site.
[0003] The sand blanket is a kind of material commonly used in building construction, which is mainly composed of geotextile and sand material. The sand material is also called sand blanket material. Different types of building engineering require different types of sand blanket material, and the sand blanket material must be able to adapt to different construction environments and conditions. Although it has the advantages of simple structure, low production cost, and low laying difficulty, it is widely used in various construction environments. However, the existing sand blanket still has the following shortcomings:
[0004] In the construction work of building and the like, sand blanket is often used for ground laying to block gravel and enhance construction safety. However, due to the uneven surface of the gravel, the two sides of the sand blanket used for blocking have a long-term uneven stress problem. Compared with other use scenarios, the wear of the sand blanket is more obvious, and it is easy to deform or crack after long-term use, thereby affecting its gravel blocking performance.
[0005] Therefore, it is necessary to improve this defect. The present application is to study and improve the existing structure and deficiencies, and to provide a sand blanket with strong gravel blocking performance and a use method thereof. SUMMARY
[0006] The present application aims to provide a sand blanket with strong gravel blocking performance and a use method thereof to solve the problems raised in the background art.
[0007] To achieve the above-mentioned purpose, the present application provides the following technical scheme: a sand blanket with strong gravel blocking performance, comprising a filling bag, a closed section and a filling material, the surface of the filling bag is sewn with a set of horizontal reinforcing lines, and the surface of the filling bag is sewn with a set of longitudinal reinforcing lines, and the intersection of the set of horizontal reinforcing lines and the set of longitudinal reinforcing lines is sewn with reinforcing points, the closed section is arranged at the edge of the filling bag, and the closed section is arranged along the edge of the filling bag with equal width, the outer surface of the filling bag is fixedly connected with a feeding bag sleeve, and the filling bag and the feeding bag sleeve form a through structure, and the filling material is uniformly dispersed and filled in the inside of the filling bag.
[0008] Further, the filling bag set comprises an upper geotextile, a lower geotextile and a connecting section, and the filling bag set is sewn by the upper geotextile and the lower geotextile, and the connecting section is arranged between the upper geotextile and the lower geotextile, and the upper geotextile and the lower geotextile are connected through the connecting section.
[0009] Further, the upper geotextile comprises filament geotextile and melt-blown non-woven fabric, and the filament geotextile and the melt-blown non-woven fabric are integrated by needling or spot hot pressing.
[0010] Further, the lower geotextile comprises polyester staple fiber needled geotextile and flat silk woven geotextile, and the flat silk woven geotextile is arranged between two layers of the polyester staple fiber needled geotextile, and the two layers of the polyester staple fiber needled geotextile and the layer of the flat silk woven geotextile are integrated by needling or spot hot pressing.
[0011] Further, the transverse reinforcing line groups are arranged transversely and in parallel on the filling bag set, each of the transverse reinforcing line groups is composed of five transverse reinforcing lines, and the spacing of adjacent two of the transverse reinforcing line groups is the same.
[0012] Further, the longitudinal reinforcing line groups are arranged longitudinally and in parallel on the filling bag set, each of the longitudinal reinforcing line groups is composed of three longitudinal reinforcing lines, and the spacing of adjacent two of the longitudinal reinforcing line groups is the same.
[0013] Further, the transverse reinforcing line groups and the longitudinal reinforcing line groups intersect to form a rectangular grid, and the number of intersection points of the transverse reinforcing line groups and the longitudinal reinforcing line groups is consistent with the number of reinforcing points.
[0014] Further, the feeding bag set comprises a cloth bag set, a drawstring set and a rope, one end of the cloth bag set is connected to the filling bag set in a penetrating manner, the other end of the cloth bag set is sewn with the drawstring set, the inside of the drawstring set is provided with the rope, the surface of the drawstring set is provided with a round hole, and the two ends of the rope extend out of the drawstring set through the round hole.
[0015] Further, the filling material is mortar or concrete, and the forming thickness of the filling material is controlled in the range of 8-15 cm.
[0016] Further, the use method comprises the following steps:
[0017] Step one, measure the ground size of the construction site, calculate the amount of sand required for laying the construction ground in combination with the size of the filling bag set, and prepare enough filling bag sets and filling materials accordingly;
[0018] Step two, send the filling material into the grouting equipment, and set the cloth bag on the discharge port of the grouting equipment, fill the filling material into the filling bag through the grouting equipment, shake the filling bag during filling to make the filling material more evenly distributed, after filling is completed, pull the rope to knot, repeat the operation steps until the required number of filling bags are filled completely;
[0019] Step three, the sand blanket is transported to the paving construction site, and the sand blanket is paved on the ground of the construction site according to the construction requirements, and the side of the lower geotextile is downward during paving, and adjacent sand blankets are close to each other to avoid gaps.
[0020] Step four, after paving is completed, the sand blanket top is rolled flat using a rolling device, and after a period of time, the filling material in the filling bag is solidified and formed, and the sand blanket after construction is jointly spliced to form a barrier layer to block the gravel of the construction ground.
[0021] The sand blanket provided by the application has the following beneficial effects:
[0022] 1、The sand blanket is made of the upper geotextile and the lower geotextile by sewing to form the filling bag, and the upper geotextile and the lower geotextile are made of different geotextiles, so that the top surface and the bottom surface of the sand blanket have double effects, wherein the upper geotextile is made of filament geotextile and melt-blown non-woven fabric by needle punching or point hot pressing, which ensures the air permeability and water drainage of the top surface of the sand blanket, so that the ground of the construction site can drain after the sand blanket is paved, and the lower geotextile is made of two layers of polyester staple fiber needle-punched geotextile and one layer of flat silk woven geotextile, so that the lower geotextile has excellent wear resistance and tear resistance, and is not easy to wear when directly contacting the gravel, thereby improving the performance of the sand blanket in blocking the gravel.
[0023] 2、The filling bag is reinforced from two directions of the horizontal direction and the vertical direction by the horizontal reinforcement line group and the vertical reinforcement line group, which improves the toughness and tear resistance of the filling bag, and the horizontal reinforcement line group and the vertical reinforcement line group intersect to form a rectangular grid, which cooperates with the reinforced points at the junction to form internal pressure in the structure, further improves the reinforcement effect, and also hinders the flow of un-solidified filling material in the filling bag, which is beneficial to the uniform distribution of the filling material, so that the solidified sand blanket is more flat, reduces the paving difficulty, improves the construction efficiency, reduces the construction cost, and compared with the simple mold bag, the work efficiency can be improved by 1-2 times.
[0024] 3、The application is provided with a feeding bag cover, which is composed of a cloth bag cover, a pull rope cover and a rope, and the cloth bag cover is sleeved on the discharge port of the grouting equipment during filling, the rope is pulled, and the pull rope cover is contracted, so that large-diameter filling is ensured, and the filling material is prevented from overflowing during filling, so as to improve the filling efficiency of the sand and the overall construction efficiency, in addition, the selection index of the filling material is strictly controlled to ensure that the filling material achieves the best use effect and further improves the performance of the sand and gravel barrier. BRIEF DESCRIPTION OF DRAWINGS
[0025] Figure 1 It is a front view structural diagram of the sand blanket with strong gravel barrier performance of the application;
[0026] Figure 2 It is a front view structural diagram of the sand blanket with strong gravel barrier performance of the application; Figure 1 It is an enlarged schematic view of structure A;
[0027] Figure 3 It is a filling bag cover unfolding schematic view of the sand blanket with strong gravel barrier performance of the application;
[0028] Figure 4 It is an upper geotextile structure disassembly schematic view of the sand blanket with strong gravel barrier performance of the application;
[0029] Figure 5 It is a lower geotextile structure disassembly schematic view of the sand blanket with strong gravel barrier performance of the application;
[0030] Figure 6 It is a use flow schematic view of the sand blanket with strong gravel barrier performance of the application.
[0031] In the figure: 100, filling bag cover; 110, upper geotextile; 111, filament geotextile; 112, melt-blown non-woven fabric; 120, lower geotextile; 121, polyester short fiber needle-punched geotextile; 122, flat silk woven geotextile; 130, connecting section; 200, transverse reinforcing line group; 300, longitudinal reinforcing line group; 400, reinforcing point; 500, closed section; 600, feeding bag cover; 610, cloth bag cover; 620, pull rope cover; 630, rope; 700, filling material. DETAILED DESCRIPTION
[0032] The embodiments of the application will be further described in detail below with reference to the drawings and examples. The following examples are used to illustrate the application, but cannot be used to limit the scope of the application.
[0033] As Figure 1 , Figure 3 , Figure 4 and Figure 5As shown, a sand blanket with strong barrier performance for broken stones includes a filling bag 100, a closed section 500 and a filling material 700, the filling bag 100 includes an upper geotextile 110, a lower geotextile 120 and a connecting section 130, and the filling bag 100 is sewn from the upper geotextile 110 and the lower geotextile 120, and the connecting section 130 is arranged between the upper geotextile 110 and the lower geotextile 120, and the upper geotextile 110 and the lower geotextile 120 are connected through the connecting section 130, the upper geotextile 110 includes filament geotextile 111 and melt-blown non-woven fabric 112, and the filament geotextile 111 and the melt-blown non-woven fabric 112 are integrated by needling or point hot pressing, the lower geotextile 120 includes polyester staple needled geotextile 121 and flat silk woven geotextile 122, and the flat silk woven geotextile 122 is arranged between two layers of polyester staple needled geotextile 121, and the two layers of polyester staple needled geotextile 121 and the layer of flat silk woven geotextile 122 are integrated by needling or point hot pressing;
[0034] The specific operation is as follows, the filling bag 100 is sewn from the upper geotextile 110 and the lower geotextile 120, and the upper geotextile 110 and the lower geotextile 120 are made of different geotextiles, so that the top surface and the bottom surface of the sand blanket achieve double-sided double effect, so as to improve the use effect of the sand blanket, wherein the upper geotextile 110 is made of filament geotextile 111 and melt-blown non-woven fabric 112 integrated by needling or point hot pressing, which ensures the air permeability and drainage performance of the top surface of the sand blanket, so that the sand blanket does not affect the ground drainage of the construction site after laying, in addition, the lower geotextile 120 is made of two layers of polyester staple needled geotextile 121 and a layer of flat silk woven geotextile 122 integrated by needling or point hot pressing, and the flat silk woven geotextile 122 is arranged between the two layers of polyester staple needled geotextile 121, and the polyester staple needled geotextile 121 and the flat silk woven geotextile 122 are combined, so that the lower geotextile 120 has excellent wear resistance and anti-pulling performance, and direct contact with broken stones is not easy to wear, improving the performance of the sand blanket in blocking broken stones.
[0035] As Figure 1 , Figure 3 , Figure 4 and Figure 5As shown, the surface of the filling bag 100 is sewn with a set of transverse reinforcing lines 200, which are arranged transversely and parallel on the filling bag 100, and each set of transverse reinforcing lines 200 is composed of five transverse reinforcing lines, and the spacing of adjacent two sets of transverse reinforcing lines 200 is the same, and the surface of the filling bag 100 is sewn with a set of longitudinal reinforcing lines 300, which are arranged longitudinally and parallel on the filling bag 100, and each set of longitudinal reinforcing lines 300 is composed of three longitudinal reinforcing lines, and the spacing of adjacent two sets of longitudinal reinforcing lines 300 is the same, and the intersection of the set of transverse reinforcing lines 200 and the set of longitudinal reinforcing lines 300 is sewn with a reinforcing point 400, the set of transverse reinforcing lines 200 and the set of longitudinal reinforcing lines 300 intersect to form a rectangular grid, and the number of intersection points of the set of transverse reinforcing lines 200 and the set of longitudinal reinforcing lines 300 is consistent with the number of reinforcing points 400, and the closed section 500 is arranged at the edge of the filling bag 100, and the closed section 500 is arranged along the edge of the filling bag 100 with equal width;
[0036] The specific operation is as follows: the filling bag 100 is reinforced from the transverse and longitudinal directions by the set of transverse reinforcing lines 200 and the set of longitudinal reinforcing lines 300, respectively, to improve its toughness and resistance to pulling, and the set of transverse reinforcing lines 200 and the set of longitudinal reinforcing lines 300 intersect to form a rectangular grid, which, together with the reinforcing points 400 at the intersection, can form internal pressure in the structure, further improving the reinforcing effect. In addition, the filling bag 100 after being reinforced by the set of transverse reinforcing lines 200, the set of longitudinal reinforcing lines 300 and the reinforcing points 400 can also hinder the unhardened filling material 700 from deviating, compared with the simple mold bag, which effectively hinders the flow of unhardened filling material 700, is conducive to the uniform distribution of the filling material 700 in the filling bag 100, makes the hardened sand more flat, reduces the paving difficulty, improves the construction efficiency and reduces the construction cost.
[0037] As shown in Figure 1 and Figure 2 The outer surface of the filling bag 100 is fixedly connected with a feeding bag cover 600, and the filling bag 100 and the feeding bag cover 600 form a through structure, the feeding bag cover 600 includes a cloth bag cover 610, a drawstring cover 620 and a rope 630, one end of the cloth bag cover 610 is connected with the filling bag 100 in a through manner, the other end of the cloth bag cover 610 is sewn with the drawstring cover 620, the rope 630 is arranged in the inside of the drawstring cover 620, the surface of the drawstring cover 620 is provided with a round hole, and the two ends of the rope 630 extend out of the drawstring cover 620 through the round hole, the filling material 700 is uniformly dispersed and filled in the inside of the filling bag 100, the filling material 700 is mortar or concrete, and the forming thickness of the filling material 700 is controlled in the range of 8-15 cm;
[0038] Specific operation as follows, use grouting equipment to fill the filling bag 100 into filling material 700, can first cloth bag set 610 set in the discharge port of grouting equipment, pull the rope 630, so that the cloth bag set 610 and discharge port connection more closely, avoid filling material 700 overflow in the process of filling, and through the feeding bag set 600 can realize the filling of large diameter filling bag 100, improve the efficiency of sand filling production, thereby improving the overall construction efficiency, and can be after filling, through pull the rope 630 knot, close cloth bag set 610, simple structure, convenient operation, in addition, the choice of filling material 700, should choose dry weight greater than 15KN / m, permeability coefficient is higher than 10cm / s, the content of silt is less than 5% of filling material 700, and the particle size range of filling material 700 is controlled in 0.01~0.1mm, wherein, 0.01~0.05mm particle content accounts for 10%, 0.05~0.075mm particle content accounts for 15%, 0.075~0.1mm particle content accounts for 75%, to ensure that the filling material 700 reaches the best use effect, further improve the performance of sand being blocked gravel.
[0039] In summary, combined with Figures 1-6As shown, the working principle of the sand blanket with strong barrier gravel performance is as follows: first, the size of the ground at the construction site is measured, the size of the filling bag 100 is combined, the amount of sand blanket required for laying the construction ground is calculated, and sufficient filling bag 100 and filling material 700 are prepared accordingly; then the filling material 700 is sent into the grouting equipment, the cloth bag sleeve 610 is sleeved on the discharge port of the grouting equipment, the rope sleeve 620 is contracted by pulling the rope 630, the connection between the cloth bag sleeve 610 and the discharge port is more closely, the grouting equipment is started to operate, the filling material 700 is filled into the filling bag 100 by using the grouting equipment, and the filling bag 100 is shaken during filling to make the distribution of the filling material 700 in the filling bag 100 more uniform, after filling is completed, the cloth bag sleeve 610 is separated from the discharge port of the grouting equipment, the rope 630 is pulled again to tie a knot, the above filling operation is repeatedly repeated until the required number of filling bags 100 are filled, then the sand blanket is transported to the laying construction site, and the sand blanket is laid on the ground at the construction site according to the construction requirements, and the side of the lower geotextile 120 is downward during laying, the adjacent sand blankets are close to each other to avoid gaps, after laying is completed, the sand blanket is rolled flat at the top by using the rolling equipment, and after a period of time, the filling material 700 in the filling bag 100 is solidified and formed, the sand blanket construction is completed, the gravel can be blocked, and because the upper geotextile 110 and the lower geotextile 120 of the filling bag 100 are made of different geotextiles, the top surface and the bottom surface of the sand blanket achieve double-sided double effect, wherein the upper geotextile 110 is made of long filament geotextile 111 and melt-blown non-woven fabric 112 by needle punching or point hot pressing, which ensures the air permeability and drainage of the top surface of the sand blanket, so that the ground drainage of the construction site is not affected after the sand blanket is laid, and the lower geotextile 120 is made of two layers of polyester short filament needle-punched geotextile 121 and one layer of flat filament woven geotextile 122 by needle punching or point hot pressing, so that the lower geotextile 120 has excellent wear resistance and tensile resistance, and is not easy to wear when directly contacting gravel.
[0040] Embodiments of the present application are given for the purpose of illustration and description, and are not intended to be exhaustive or to limit the application to the forms disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. Embodiments are chosen and described in order to best explain the principles of the application and its practical application, and to enable others skilled in the art to understand the application for various embodiments with various modifications as are suited to the particular use contemplated.
Claims
1. A sand blanket with strong rock-blocking properties, comprising a filling bag (100), a closed section (500), and filling material (700), characterized in that, The surface of the filling bag (100) is sewn with transverse reinforcing thread groups (200), and the surface of the filling bag (100) is sewn with longitudinal reinforcing thread groups (300). Reinforcing points (400) are sewn at the junction of the transverse reinforcing thread groups (200) and the longitudinal reinforcing thread groups (300). The closing section (500) is located at the edge of the filling bag (100), and the closing section (500) is arranged at an equal width along the edge of the filling bag (100). A feed bag sleeve (600) is fixedly connected to the outer surface of the filling bag (100), and the filling bag (100) and the feed bag sleeve (600) form a through structure. The filling material (700) is evenly dispersed and filled inside the filling bag (100). The filling bag (100) includes an upper geotextile (110). The lower geotextile (120) and the connecting section (130) are provided, and the filling bag (100) is made by sewing together the upper geotextile (110) and the lower geotextile (120). The connecting section (130) is provided between the upper geotextile (110) and the lower geotextile (120), and the upper geotextile (110) and the lower geotextile (120) are connected by the connecting section (130). The lower geotextile (120) includes polyester staple fiber needle-punched geotextile (121) and flat yarn woven geotextile (122). The flat yarn woven geotextile (122) is provided between the two layers of the polyester staple fiber needle-punched geotextile (121), and the two layers of polyester staple fiber needle-punched geotextile (121) and the one layer of flat yarn woven geotextile (122) are integrated by needle punching or hot pressing.
2. A sand blanket with strong stone-blocking properties according to claim 1, characterized in that, The upper geotextile (110) includes a filament geotextile (111) and a meltblown nonwoven fabric (112), and the filament geotextile (111) and the meltblown nonwoven fabric (112) are integrated by needle punching or hot pressing.
3. A sand blanket with strong stone-blocking properties according to claim 1, characterized in that, The transverse reinforcement line groups (200) are arranged horizontally and parallel to each other on the filling bag (100), and each transverse reinforcement line group (200) is composed of five transverse reinforcement lines, and the spacing between two adjacent transverse reinforcement line groups (200) is the same.
4. A sand blanket with strong stone-blocking properties according to claim 1, characterized in that, The longitudinal reinforcement line groups (300) are arranged longitudinally and parallel to each other on the filling bag (100), and each longitudinal reinforcement line group (300) is composed of three longitudinal reinforcement lines, and the spacing between two adjacent longitudinal reinforcement line groups (300) is the same.
5. A sand blanket with strong stone-blocking properties according to claim 1, characterized in that, The horizontal reinforcement line group (200) and the vertical reinforcement line group (300) intersect to form a rectangular grid, and the number of intersection points of the horizontal reinforcement line group (200) and the vertical reinforcement line group (300) is the same as the number of reinforcement points (400).
6. A sand blanket with strong stone-blocking properties according to claim 1, characterized in that, The feed bag cover (600) includes a cloth bag cover (610), a drawstring cover (620) and a rope (630). One end of the cloth bag cover (610) is connected to the filling bag (100) through it, and the other end of the cloth bag cover (610) is sewn with a drawstring cover (620). The drawstring cover (620) has a rope (630) inside it, and the surface of the drawstring cover (620) has a round hole. Both ends of the rope (630) extend out of the drawstring cover (620) through the round hole.
7. A sand blanket with strong stone-blocking properties according to claim 1, characterized in that, The filling material (700) is made of mortar or concrete, and the forming thickness of the filling material (700) is controlled within the range of 8 to 15 cm.
8. A method for using a sand-coated sheet with strong stone-blocking properties according to any one of claims 1-7, characterized in that, The method of use includes the following steps: Step 1: Measure the ground dimensions of the construction site, and calculate the amount of sand required to lay the construction ground based on the size of the filling bags (100). Prepare sufficient filling bags (100) and filling material (700) for later use. Step 2: Send the filling material (700) into the grouting equipment and put the cloth bag (610) on the outlet of the grouting equipment. Fill the filling material (700) into the filling bag (100) through the grouting equipment. Shake the filling bag (100) while filling to make the filling material (700) more evenly distributed. After filling is completed, pull the rope (630) to tie a knot. Repeat the operation steps until all the required number of filling bags (100) are filled. Step 3: Transport the sand sheets to the laying site and lay them on the ground of the construction site in sequence according to the construction requirements. When laying, the side of the lower geotextile (120) should face down, and adjacent sand sheets should be close to each other to avoid gaps. Step 4: After the sand is laid, use a rolling device to roll the top of the sand blanket flat and let it stand for a period of time to allow the filling material (700) in the filling bag (100) to solidify and form. The sand blankets after construction are spliced together to form a barrier layer to block the gravel on the construction ground.
Citation Information
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